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Analysis Report 17document.dat.bat

Overview

General Information

Joe Sandbox Version:24.0.0 Fire Opal
Analysis ID:96289
Start date:06.12.2018
Start time:23:01:03
Joe Sandbox Product:CloudBasic
Overall analysis duration:0h 8m 42s
Hypervisor based Inspection enabled:false
Report type:full
Sample file name:17document.dat.bat (renamed file extension from bat to exe)
Cookbook file name:default.jbs
Analysis system description:Windows 10 64 bit (version 1803) with Office 2016, Adobe Reader DC 19, Chrome 70, Firefox 63, Java 8.171
Number of analysed new started processes analysed:8
Number of new started drivers analysed:0
Number of existing processes analysed:0
Number of existing drivers analysed:0
Number of injected processes analysed:0
Technologies
  • HCA enabled
  • EGA enabled
  • HDC enabled
Analysis stop reason:Timeout
Detection:MAL
Classification:mal88.evad.winEXE@6/8@386/6
EGA Information:
  • Successful, ratio: 66.7%
HDC Information:
  • Successful, ratio: 99.9% (good quality ratio 97.2%)
  • Quality average: 84.3%
  • Quality standard deviation: 22.9%
HCA Information:
  • Successful, ratio: 99%
  • Number of executed functions: 92
  • Number of non-executed functions: 122
Cookbook Comments:
  • Adjust boot time
Warnings:
Show All
  • Exclude process from analysis (whitelisted): dllhost.exe, conhost.exe, CompatTelRunner.exe
  • Execution Graph export aborted for target tserv.exe, PID 244 because there are no executed function
  • Report size exceeded maximum capacity and may have missing behavior information.
  • Report size exceeded maximum capacity and may have missing disassembly code.
  • Report size getting too big, too many NtCreateFile calls found.
  • Report size getting too big, too many NtDeviceIoControlFile calls found.
  • Report size getting too big, too many NtOpenFile calls found.
  • Report size getting too big, too many NtOpenKeyEx calls found.
  • Report size getting too big, too many NtProtectVirtualMemory calls found.
  • Report size getting too big, too many NtQueryValueKey calls found.
  • Report size getting too big, too many NtSetInformationFile calls found.

Detection

StrategyScoreRangeReportingDetection
Threshold880 - 100Report FP / FNmalicious

Confidence

StrategyScoreRangeFurther Analysis Required?Confidence
Threshold50 - 5false
ConfidenceConfidence


Classification

Analysis Advice

Contains functionality to modify the execution of threads in other processes
Sample tries to load a library which is not present or installed on the analysis machine, adding the library might reveal more behavior



Mitre Att&ck Matrix

Initial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionExfiltrationCommand and Control
Valid AccountsExecution through Module Load1Registry Run Keys / Start Folder1Process Injection11Masquerading1Input Capture1Process Discovery1Application Deployment SoftwareInput Capture1Data CompressedStandard Cryptographic Protocol1
Replication Through Removable MediaService ExecutionPort MonitorsAccessibility FeaturesSoftware Packing1Network SniffingSecurity Software Discovery21Remote ServicesData from Removable MediaExfiltration Over Other Network MediumStandard Non-Application Layer Protocol1
Drive-by CompromiseWindows Management InstrumentationAccessibility FeaturesPath InterceptionDisabling Security Tools1Input CaptureRemote System Discovery1Windows Remote ManagementData from Network Shared DriveAutomated ExfiltrationStandard Application Layer Protocol1
Exploit Public-Facing ApplicationScheduled TaskSystem FirmwareDLL Search Order HijackingProcess Injection11Credentials in FilesFile and Directory Discovery1Logon ScriptsInput CaptureData EncryptedMultiband Communication
Spearphishing LinkCommand-Line InterfaceShortcut ModificationFile System Permissions WeaknessObfuscated Files or Information2Account ManipulationSystem Information Discovery23Shared WebrootData StagedScheduled TransferStandard Cryptographic Protocol

Signature Overview

Click to jump to signature section


AV Detection:

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Antivirus detection for dropped fileShow sources
Source: C:\Windows\tserv.exeAvira: Label: WORM/Stration.C
Antivirus detection for submitted fileShow sources
Source: 17document.da.exeAvira: Label: WORM/Stration.C
Antivirus detection for unpacked fileShow sources
Source: 5.0.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 0.2.17document.dat.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 5.2.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 2.0.tserv.exe.400000.1.unpackAvira: Label: WORM/Stration.C
Source: 2.0.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 2.0.tserv.exe.400000.3.unpackAvira: Label: WORM/Stration.C
Source: 0.1.17document.dat.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 0.0.17document.dat.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 2.1.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 5.1.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C
Source: 2.0.tserv.exe.400000.2.unpackAvira: Label: WORM/Stration.C
Source: 2.2.tserv.exe.400000.0.unpackAvira: Label: WORM/Stration.C

Spreading:

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Enumerates the file systemShow sources
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\ENU\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\Jump to behavior
Contains functionality to enumerate / list files inside a directoryShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00406360 GetFileAttributesA,lstrcpyA,lstrcatA,lstrcatA,FindFirstFileA,GetLastError,lstrcmpA,lstrcmpA,lstrcmpA,lstrcpyA,lstrcatA,lstrcatA,lstrcpyA,lstrcatA,FindNextFileA,FindClose,0_2_00406360
Source: C:\Windows\tserv.exeCode function: 5_2_00406360 GetFileAttributesA,lstrcpyA,lstrcatA,lstrcatA,FindFirstFileA,GetLastError,lstrcmpA,lstrcmpA,lstrcmpA,lstrcpyA,lstrcatA,lstrcatA,lstrcpyA,lstrcatA,FindNextFileA,FindClose,5_2_00406360

Networking:

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IP address seen in connection with other malwareShow sources
Source: Joe Sandbox ViewIP Address: 104.47.12.33 104.47.12.33
Source: Joe Sandbox ViewIP Address: 98.137.159.28 98.137.159.28
Contains functionality to download additional files from the internetShow sources
Source: C:\Windows\tserv.exeCode function: 5_2_00401960 GetProcessHeap,RtlAllocateHeap,CloseHandle,Sleep,Sleep,InternetGetConnectedState,Sleep,InternetGetConnectedState,InternetOpenA,InternetOpenUrlA,InternetCloseHandle,InternetReadFile,InternetCloseHandle,InternetCloseHandle,GetTempPathA,GetTempFileNameA,CreateFileA,WriteFile,CloseHandle,CreateProcessA,CloseHandle,CloseHandle,DeleteFileA,InternetCloseHandle,InternetCloseHandle,GetProcessHeap,RtlFreeHeap,5_2_00401960
Found strings which match to known social media urlsShow sources
Source: tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpString found in binary or memory: yahoo.com equals www.yahoo.com (Yahoo)
Source: tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpString found in binary or memory: yahoo.com09^ equals www.yahoo.com (Yahoo)
Performs DNS lookupsShow sources
Source: unknownDNS traffic detected: queries for: yahoo.com
Urls found in memory or binary dataShow sources
Source: tserv.exe, 00000005.00000003.2963276548.00000000007EF000.00000004.sdmp, tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpString found in binary or memory: http://www4.cedesunjerinkas.com/chr/wtb/lt.exe
Source: tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpString found in binary or memory: http://www4.cedesunjerinkas.com/chr/wtb/lt.exedn

Key, Mouse, Clipboard, Microphone and Screen Capturing:

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Creates a DirectInput object (often for capturing keystrokes)Show sources
Source: tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpBinary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

System Summary:

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Initial sample is a PE file and has a suspicious nameShow sources
Source: initial sampleStatic PE information: Filename: 17document.da.exe
Abnormal high CPU UsageShow sources
Source: C:\Windows\tserv.exeProcess Stats: CPU usage > 98%
Contains functionality to communicate with device driversShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00423D83: QueryDosDeviceA,lstrcpyA,lstrcatA,GetLastError,lstrcpyA,lstrcatA,DefineDosDeviceA,GetLastError,lstrcpyA,lstrcatA,CreateFileA,DeviceIoControl,GetLastError,GetLastError,DefineDosDeviceA,GetLastError,0_2_00423D83
Creates files inside the system directoryShow sources
Source: C:\Users\user\Desktop\17document.dat.exeFile created: C:\Windows\tserv.exeJump to behavior
Deletes files inside the Windows folderShow sources
Source: C:\Windows\tserv.exeFile deleted: C:\Windows\tserv.waxJump to behavior
Detected potential crypto functionShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004118000_2_00411800
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004108D00_2_004108D0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040C8E00_2_0040C8E0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040F0E90_2_0040F0E9
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004109070_2_00410907
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004041100_2_00404110
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004091190_2_00409119
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040F1C70_2_0040F1C7
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040C1D00_2_0040C1D0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004049900_2_00404990
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004091A70_2_004091A7
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040E2460_2_0040E246
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00428A080_2_00428A08
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004252140_2_00425214
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004102200_2_00410220
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004053100_2_00405310
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00408BC00_2_00408BC0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00415BD00_2_00415BD0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041B3D00_2_0041B3D0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040DBF00_2_0040DBF0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004094360_2_00409436
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00409CF70_2_00409CF7
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041BD000_2_0041BD00
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040EDE00_2_0040EDE0
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040DE560_2_0040DE56
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041C6600_2_0041C660
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004106700_2_00410670
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040E6760_2_0040E676
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00409F470_2_00409F47
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040EF780_2_0040EF78
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00405F300_2_00405F30
Source: C:\Windows\tserv.exeCode function: 2_2_006A61322_2_006A6132
Source: C:\Windows\tserv.exeCode function: 2_2_006A36F92_2_006A36F9
Source: C:\Windows\tserv.exeCode function: 2_2_006A63942_2_006A6394
Source: C:\Windows\tserv.exeCode function: 5_2_004041105_2_00404110
Source: C:\Windows\tserv.exeCode function: 5_2_00415BD05_2_00415BD0
Source: C:\Windows\tserv.exeCode function: 5_2_0041BD005_2_0041BD00
Source: C:\Windows\tserv.exeCode function: 5_2_0041C6605_2_0041C660
Source: C:\Windows\tserv.exeCode function: 5_2_00405F305_2_00405F30
Source: C:\Windows\tserv.exeCode function: 5_2_004118005_2_00411800
Source: C:\Windows\tserv.exeCode function: 5_2_004108D05_2_004108D0
Source: C:\Windows\tserv.exeCode function: 5_2_0040C8E05_2_0040C8E0
Source: C:\Windows\tserv.exeCode function: 5_2_0040F0E95_2_0040F0E9
Source: C:\Windows\tserv.exeCode function: 5_2_004109075_2_00410907
Source: C:\Windows\tserv.exeCode function: 5_2_004091195_2_00409119
Source: C:\Windows\tserv.exeCode function: 5_2_0040F1C75_2_0040F1C7
Source: C:\Windows\tserv.exeCode function: 5_2_0040C1D05_2_0040C1D0
Source: C:\Windows\tserv.exeCode function: 5_2_004049905_2_00404990
Source: C:\Windows\tserv.exeCode function: 5_2_004091A75_2_004091A7
Source: C:\Windows\tserv.exeCode function: 5_2_0040E2465_2_0040E246
Source: C:\Windows\tserv.exeCode function: 5_2_00428A085_2_00428A08
Source: C:\Windows\tserv.exeCode function: 5_2_004252145_2_00425214
Source: C:\Windows\tserv.exeCode function: 5_2_004053105_2_00405310
Source: C:\Windows\tserv.exeCode function: 5_2_00408BC05_2_00408BC0
Source: C:\Windows\tserv.exeCode function: 5_2_0041B3D05_2_0041B3D0
Source: C:\Windows\tserv.exeCode function: 5_2_0040DBF05_2_0040DBF0
Source: C:\Windows\tserv.exeCode function: 5_2_0041E3A05_2_0041E3A0
Source: C:\Windows\tserv.exeCode function: 5_2_004094365_2_00409436
Source: C:\Windows\tserv.exeCode function: 5_2_00409CF75_2_00409CF7
Source: C:\Windows\tserv.exeCode function: 5_2_0040EDE05_2_0040EDE0
Source: C:\Windows\tserv.exeCode function: 5_2_0040DE565_2_0040DE56
Source: C:\Windows\tserv.exeCode function: 5_2_004106705_2_00410670
Source: C:\Windows\tserv.exeCode function: 5_2_0040E6765_2_0040E676
Source: C:\Windows\tserv.exeCode function: 5_2_00409F475_2_00409F47
Source: C:\Windows\tserv.exeCode function: 5_2_0040EF785_2_0040EF78
Source: C:\Windows\tserv.exeCode function: 5_2_0040FF305_2_0040FF30
Found potential string decryption / allocating functionsShow sources
Source: C:\Windows\tserv.exeCode function: String function: 0042664C appears 45 times
Source: C:\Users\user\Desktop\17document.dat.exeCode function: String function: 0042664C appears 45 times
Reads the hosts fileShow sources
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Source: C:\Windows\tserv.exeFile read: C:\Windows\System32\drivers\etc\hostsJump to behavior
Tries to load missing DLLsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Users\user\Desktop\17document.dat.exeSection loaded: cmut449c14b7.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: cmut449c14b7.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: cmut449c14b7.dllJump to behavior
Source: C:\Windows\SysWOW64\notepad.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: cmut449c14b7.dllJump to behavior
Source: C:\Windows\tserv.exeSection loaded: cmut449c14b7.dllJump to behavior
Classification labelShow sources
Source: classification engineClassification label: mal88.evad.winEXE@6/8@386/6
Contains functionality to adjust token privileges (e.g. debug / backup)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004047A0 lstrcatA,GetCurrentProcess,GetCurrentProcess,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,CloseHandle,0_2_004047A0
Source: C:\Windows\tserv.exeCode function: 5_2_004047A0 lstrcatA,GetCurrentProcess,GetCurrentProcess,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,CloseHandle,5_2_004047A0
Contains functionality to enum processes or threadsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00405090 GetSystemDirectoryA,lstrcatA,lstrcatA,lstrcatA,GetFileAttributesA,CreateToolhelp32Snapshot,Process32First,Process32Next,CloseHandle,0_2_00405090
Contains functionality to load and extract PE file embedded resourcesShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041E0B0 FindResourceA,LoadResource,SizeofResource,LockResource,CreateFileA,WriteFile,CloseHandle,0_2_0041E0B0
Creates files inside the user directoryShow sources
Source: C:\Users\user\Desktop\17document.dat.exeFile created: C:\Users\user\Desktop\F3E.tmpJump to behavior
PE file has an executable .text section and no other executable sectionShow sources
Source: 17document.da.exeStatic PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Reads software policiesShow sources
Source: C:\Users\user\Desktop\17document.dat.exeKey opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiersJump to behavior
Spawns processesShow sources
Source: unknownProcess created: C:\Users\user\Desktop\17document.dat.exe 'C:\Users\user\Desktop\17document.dat.exe'
Source: unknownProcess created: C:\Windows\tserv.exe C:\Windows\tserv.exe s
Source: unknownProcess created: C:\Windows\SysWOW64\notepad.exe C:\Windows\System32\notepad.exe C:\Users\user\Desktop\F3E.tmp
Source: unknownProcess created: C:\Windows\tserv.exe 'C:\Windows\tserv.exe' s
Source: C:\Users\user\Desktop\17document.dat.exeProcess created: C:\Windows\tserv.exe C:\Windows\tserv.exe sJump to behavior
Source: C:\Users\user\Desktop\17document.dat.exeProcess created: C:\Windows\SysWOW64\notepad.exe C:\Windows\System32\notepad.exe C:\Users\user\Desktop\F3E.tmpJump to behavior
Uses an in-process (OLE) Automation serverShow sources
Source: C:\Windows\SysWOW64\notepad.exeKey value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11659a23-5884-4d1b-9cf6-67d6f4f90b36}\InProcServer32Jump to behavior

Data Obfuscation:

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Contains functionality to dynamically determine API callsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041F660 LoadLibraryA,GetProcAddress,SetWindowsHookExA,0_2_0041F660
Uses code obfuscation techniques (call, push, ret)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041E447 push ds; retf 0_2_0041E44D
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0042647C push eax; ret 0_2_0042649A
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004254B0 push eax; ret 0_2_004254C4
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004254B0 push eax; ret 0_2_004254EC
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041E624 push ds; retf 0_2_0041E62A
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00426687 push ecx; ret 0_2_00426697
Source: C:\Windows\tserv.exeCode function: 2_2_006A407C push es; retf 0000h2_2_006A4096
Source: C:\Windows\tserv.exeCode function: 2_2_006A404D push es; ret 2_2_006A404E
Source: C:\Windows\tserv.exeCode function: 2_2_006A8C38 push ecx; retf 2_2_006A8CC2
Source: C:\Windows\tserv.exeCode function: 2_2_006AE408 pushfd ; retn 0000h2_2_006AE409
Source: C:\Windows\tserv.exeCode function: 2_2_006B14B8 push esp; retf 2_2_006B14B9
Source: C:\Windows\tserv.exeCode function: 2_2_006A409B push es; retf 2_2_006A409E
Source: C:\Windows\tserv.exeCode function: 2_2_006AEAC4 push eax; ret 2_2_006AEAC5
Source: C:\Windows\tserv.exeCode function: 2_2_006B136C push ds; retf 2_2_006B1371
Source: C:\Windows\tserv.exeCode function: 5_2_0042647C push eax; ret 5_2_0042649A
Source: C:\Windows\tserv.exeCode function: 5_2_004254B0 push eax; ret 5_2_004254C4
Source: C:\Windows\tserv.exeCode function: 5_2_004254B0 push eax; ret 5_2_004254EC
Source: C:\Windows\tserv.exeCode function: 5_2_00426687 push ecx; ret 5_2_00426697

Persistence and Installation Behavior:

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Drops executables to the windows directory (C:\Windows) and starts themShow sources
Source: C:\Users\user\Desktop\17document.dat.exeExecutable created and started: C:\Windows\tserv.exeJump to behavior
Drops PE filesShow sources
Source: C:\Users\user\Desktop\17document.dat.exeFile created: C:\Windows\tserv.exeJump to dropped file
Drops PE files to the windows directory (C:\Windows)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeFile created: C:\Windows\tserv.exeJump to dropped file

Boot Survival:

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Creates an undocumented autostart registry key Show sources
Source: C:\Windows\tserv.exeKey value created or modified: HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Windows AppInit_DLLsJump to behavior

Hooking and other Techniques for Hiding and Protection:

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Uses an obfuscated file name to hide its real file extension (double extension)Show sources
Source: Possible double extension: da.exeStatic PE information: 17document.da.exe
Extensive use of GetProcAddress (often used to hide API calls)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041D159 GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,LoadLibraryA,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,LoadLibraryA,GetProcAddress,GetProcAddress,LoadLibraryA,GetProcAddress,GetProcAddress,0_2_0041D159

Malware Analysis System Evasion:

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Contains functionality for execution timing, often used to detect debuggersShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040C1D0 rdtsc 0_2_0040C1D0
Contains long sleeps (>= 3 min)Show sources
Source: C:\Windows\tserv.exeThread delayed: delay time: 300000Jump to behavior
Source: C:\Windows\tserv.exeThread delayed: delay time: 300000Jump to behavior
Enumerates the file systemShow sources
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\ENU\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Jump to behavior
Source: C:\Windows\tserv.exeFile opened: c:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\Jump to behavior
Found evasive API chain (may stop execution after checking a module file name)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeEvasive API call chain: GetModuleFileName,DecisionNodes,ExitProcessgraph_0-12737
Source: C:\Windows\tserv.exeEvasive API call chain: GetModuleFileName,DecisionNodes,ExitProcessgraph_5-15406
Found evasive API chain checking for process token informationShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCheck user administrative privileges: GetTokenInformation,DecisionNodesgraph_0-12672
Source: C:\Windows\tserv.exeCheck user administrative privileges: GetTokenInformation,DecisionNodesgraph_5-12949
Found large amount of non-executed APIsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeAPI coverage: 9.8 %
May sleep (evasive loops) to hinder dynamic analysisShow sources
Source: C:\Windows\tserv.exe TID: 1660Thread sleep time: -5400000s >= -30000sJump to behavior
Source: C:\Windows\tserv.exe TID: 4792Thread sleep count: 31 > 30Jump to behavior
Source: C:\Windows\tserv.exe TID: 4792Thread sleep time: -930000s >= -30000sJump to behavior
Source: C:\Windows\tserv.exe TID: 4948Thread sleep time: -300000s >= -30000sJump to behavior
Source: C:\Windows\tserv.exe TID: 4732Thread sleep count: 66 > 30Jump to behavior
Source: C:\Windows\tserv.exe TID: 4732Thread sleep time: -1980000s >= -30000sJump to behavior
Contains functionality to enumerate / list files inside a directoryShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00406360 GetFileAttributesA,lstrcpyA,lstrcatA,lstrcatA,FindFirstFileA,GetLastError,lstrcmpA,lstrcmpA,lstrcmpA,lstrcpyA,lstrcatA,lstrcatA,lstrcpyA,lstrcatA,FindNextFileA,FindClose,0_2_00406360
Source: C:\Windows\tserv.exeCode function: 5_2_00406360 GetFileAttributesA,lstrcpyA,lstrcatA,lstrcatA,FindFirstFileA,GetLastError,lstrcmpA,lstrcmpA,lstrcmpA,lstrcpyA,lstrcatA,lstrcatA,lstrcpyA,lstrcatA,FindNextFileA,FindClose,5_2_00406360
Contains functionality to query system informationShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00429F44 VirtualQuery,GetSystemInfo,VirtualQuery,VirtualAlloc,VirtualProtect,0_2_00429F44
May try to detect the virtual machine to hinder analysis (VM artifact strings found in memory)Show sources
Source: tserv.exe, 00000005.00000002.3839062558.0000000000770000.00000004.sdmpBinary or memory string: Hyper-V RAW%SystemRoot%\system32\mswsock.dll
Program exit pointsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeAPI call chain: ExitProcess graph end nodegraph_0-12738

Anti Debugging:

barindex
Checks for kernel debuggers (NtQuerySystemInformation(SystemKernelDebuggerInformation))Show sources
Source: C:\Windows\tserv.exeSystem information queried: KernelDebuggerInformationJump to behavior
Contains functionality for execution timing, often used to detect debuggersShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040C1D0 rdtsc 0_2_0040C1D0
Contains functionality to dynamically determine API callsShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0041F660 LoadLibraryA,GetProcAddress,SetWindowsHookExA,0_2_0041F660
Contains functionality which may be used to detect a debugger (GetProcessHeap)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_004210D0 GetProcessHeap,GetProcessHeap,HeapAlloc,RegOpenKeyExA,GetLastError,GetProcessHeap,HeapFree,RegCloseKey,0_2_004210D0
Contains functionality to register its own exception handlerShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0042731A SetUnhandledExceptionFilter,0_2_0042731A
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0042732E SetUnhandledExceptionFilter,0_2_0042732E
Source: C:\Windows\tserv.exeCode function: 5_2_0042731A SetUnhandledExceptionFilter,5_2_0042731A
Source: C:\Windows\tserv.exeCode function: 5_2_0042732E SetUnhandledExceptionFilter,5_2_0042732E

HIPS / PFW / Operating System Protection Evasion:

barindex
Early bird code injection technique detectedShow sources
Source: C:\Users\user\Desktop\17document.dat.exeProcess created / APC Queued / Resumed: C:\Windows\tserv.exeJump to behavior
Injects files into Windows applicationShow sources
Source: C:\Windows\SysWOW64\notepad.exeInjected file: C:\Users\user\Desktop\F3E.tmp was created by C:\Users\user\Desktop\17document.dat.exeJump to behavior
Creates a process in suspended mode (likely to inject code)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeProcess created: C:\Windows\tserv.exe C:\Windows\tserv.exe sJump to behavior
Source: C:\Users\user\Desktop\17document.dat.exeProcess created: C:\Windows\SysWOW64\notepad.exe C:\Windows\System32\notepad.exe C:\Users\user\Desktop\F3E.tmpJump to behavior
Contains functionality to create a new security descriptorShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00423260 GetProcessHeap,HeapAlloc,HeapAlloc,HeapAlloc,HeapFree,RtlAllocateHeap,HeapFree,HeapFree,HeapFree,HeapAlloc,HeapFree,HeapFree,HeapFree,HeapAlloc,HeapFree,HeapFree,HeapFree,HeapFree,RtlAllocateHeap,HeapFree,HeapFree,HeapFree,HeapFree,HeapFree,InitializeSecurityDescriptor,GetCurrentProcess,OpenProcessToken,GetTokenInformation,GetTokenInformation,GetTokenInformation,GetTokenInformation,SetSecurityDescriptorOwner,SetSecurityDescriptorGroup,AllocateAndInitializeSid,GetLengthSid,AddAce,AllocateAndInitializeSid,GetLengthSid,AddAce,AllocateAndInitializeSid,GetLengthSid,AddAce,IsValidSecurityDescriptor,0_2_00423260
May try to detect the Windows Explorer process (often used for injection)Show sources
Source: notepad.exe, 00000003.00000002.3851415934.0000000003490000.00000002.sdmpBinary or memory string: Program Manager
Source: notepad.exe, 00000003.00000002.3851415934.0000000003490000.00000002.sdmpBinary or memory string: Shell_TrayWnd
Source: notepad.exe, 00000003.00000002.3851415934.0000000003490000.00000002.sdmpBinary or memory string: Progman
Source: notepad.exe, 00000003.00000002.3851415934.0000000003490000.00000002.sdmpBinary or memory string: Progmanlock

Language, Device and Operating System Detection:

barindex
Contains functionality to inject threads in other processesShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00404840 OpenProcess,lstrlenA,VirtualAllocEx,WriteProcessMemory,GetModuleHandleA,GetProcAddress,CreateRemoteThread,0_2_00404840
Source: C:\Windows\tserv.exeCode function: 5_2_00404840 OpenProcess,lstrlenA,VirtualAllocEx,WriteProcessMemory,GetModuleHandleA,GetProcAddress,CreateRemoteThread,5_2_00404840
Contains functionality locales information (e.g. system language)Show sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: GetLocaleInfoA,0_2_0042C8B2
Source: C:\Windows\tserv.exeCode function: GetLocaleInfoA,5_2_0042C8B2
Queries the volume information (name, serial number etc) of a deviceShow sources
Source: C:\Windows\tserv.exeQueries volume information: C:\ VolumeInformationJump to behavior
Source: C:\Windows\SysWOW64\notepad.exeQueries volume information: C:\Users\user\Desktop\F3E.tmp VolumeInformationJump to behavior
Source: C:\Windows\tserv.exeQueries volume information: C:\ VolumeInformationJump to behavior
Contains functionality to query local / system timeShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00401830 ExpandEnvironmentStringsA,GetLocalTime,CreateFileA,CloseHandle,0_2_00401830
Contains functionality to query time zone informationShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_0040BE00 GetLocalTime,GetTimeZoneInformation,0_2_0040BE00
Contains functionality to query windows versionShow sources
Source: C:\Users\user\Desktop\17document.dat.exeCode function: 0_2_00425D91 EntryPoint,GetVersionExA,GetModuleHandleA,GetModuleHandleA,_fast_error_exit,_fast_error_exit,GetCommandLineA,GetStartupInfoA,__wincmdln,GetModuleHandleA,0_2_00425D91

Behavior Graph

Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
behaviorgraph top1 signatures2 2 Behavior Graph ID: 96289 Sample: 17document.dat.bat Startdate: 06/12/2018 Architecture: WINDOWS Score: 88 37 Antivirus detection for submitted file 2->37 39 Uses an obfuscated file name to hide its real file extension (double extension) 2->39 41 Initial sample is a PE file and has a suspicious name 2->41 43 Antivirus detection for unpacked file 2->43 6 17document.dat.exe 3 2->6         started        10 tserv.exe 12 2->10         started        process3 dnsIp4 19 C:\Windows\tserv.exe, PE32 6->19 dropped 21 C:\Windows\tserv.exe:Zone.Identifier, ASCII 6->21 dropped 23 C:\Users\user\Desktop\F3E.tmp, data 6->23 dropped 45 Contains functionality to inject threads in other processes 6->45 47 Early bird code injection technique detected 6->47 49 Drops executables to the windows directory (C:\Windows) and starts them 6->49 13 tserv.exe 2 15 6->13         started        17 notepad.exe 6->17         started        25 98.137.159.28, 25, 49801 YAHOO-NE1-YahooUS United States 10->25 27 74.6.137.65, 25, 49802 YAHOO-3-YahooUS United States 10->27 29 11 other IPs or domains 10->29 file5 signatures6 process7 dnsIp8 31 mta5.am0.yahoodns.net 98.137.159.25, 25, 49791, 49800 YAHOO-NE1-YahooUS United States 13->31 33 mta7.am0.yahoodns.net 67.195.228.141, 25, 49792, 49793 YAHOO-GQ1-YahooUS United States 13->33 35 8 other IPs or domains 13->35 51 Contains functionality to inject threads in other processes 13->51 53 Antivirus detection for dropped file 13->53 55 Creates an undocumented autostart registry key 13->55 57 Injects files into Windows application 17->57 signatures9

Simulations

Behavior and APIs

TimeTypeDescription
23:01:45API Interceptor1614x Sleep call for process: 17document.dat.exe modified
23:02:01API Interceptor362x Sleep call for process: tserv.exe modified
23:02:06AutostartRun: HKLM\Software\Microsoft\Windows\CurrentVersion\Run tserv C:\Windows\tserv.exe s

Antivirus Detection

Initial Sample

SourceDetectionScannerLabelLink
17document.da.exe100%AviraWORM/Stration.C

Dropped Files

SourceDetectionScannerLabelLink
C:\Windows\tserv.exe100%AviraWORM/Stration.C

Unpacked PE Files

SourceDetectionScannerLabelLink
5.0.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C
0.2.17document.dat.exe.400000.0.unpack100%AviraWORM/Stration.C
5.2.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C
2.0.tserv.exe.400000.1.unpack100%AviraWORM/Stration.C
2.0.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C
2.0.tserv.exe.400000.3.unpack100%AviraWORM/Stration.C
0.1.17document.dat.exe.400000.0.unpack100%AviraWORM/Stration.C
0.0.17document.dat.exe.400000.0.unpack100%AviraWORM/Stration.C
2.1.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C
5.1.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C
2.0.tserv.exe.400000.2.unpack100%AviraWORM/Stration.C
2.2.tserv.exe.400000.0.unpack100%AviraWORM/Stration.C

Domains

No Antivirus matches

URLs

SourceDetectionScannerLabelLink
http://www4.cedesunjerinkas.com/chr/wtb/lt.exedn0%Avira URL Cloudsafe

Yara Overview

Initial Sample

No yara matches

PCAP (Network Traffic)

No yara matches

Dropped Files

No yara matches

Memory Dumps

No yara matches

Unpacked PEs

No yara matches

Joe Sandbox View / Context

IPs

MatchAssociated Sample Name / URLSHA 256DetectionLinkContext
98.137.159.2821doc.el.exe7573ca4746b37ef2420967e1cade1bc5f9a1bae0218f0b61e486ca5574b86976maliciousBrowse
    78doc.msg.exec577b6b3fadc5bed74eba616f7d7a55aa1308cd94709f7529046383d53784128maliciousBrowse
      23Update-KB3830-x86.exe8e96230adbb28f480a8478962b2ffebac366fa5d08aa3c2cf90e70103cd91392maliciousBrowse
        55.x.exed7826837a61f95c583459402ea0e7ad39013c92abea85a8ec81ba518a222116bmaliciousBrowse
          5body.ms.exed490923e6b4b7ad9d5cffd25daf6c9fb0fcddc0eb1809747c0126471901475c3maliciousBrowse
            7Update-KB8734-x86.exeed7fa49063d2462bb1939f5d7ba3260ae481bfe7227113f2706be12aced4e5b1maliciousBrowse
              7Update-KB6468-x86.exeb0b52e23c51ec81bad1fabd13718b3b7e74fd96dec96c9196a301ed196d8bf3amaliciousBrowse
                15docs.lo.execc5fcdd003cb2fad7eb405fc7c4562693f3f2eb35c0123452e37401d8facc807maliciousBrowse
                  20test.lo.exe4fd1ce1b59c0bf0fa96012d96131f7c0dabe0dd9a1961becf10f6788b105b938maliciousBrowse
                    7message.el.exe24e61ea4d81eaec8d3cac9f0fd9420d42a3fabada4c20470c3b0ab3e22c9dcb7maliciousBrowse
                      6Update-KB4562-x86.exe94d3290ddbc4cf27e66106b43f23caa7e6e9c4148ff384fead7608116b5f51cfmaliciousBrowse
                        11test.tx.execfe1e1387b0fa4383cf26d6ab25463d8b033030bea24386860f65658359e3141maliciousBrowse
                          25docs.da.exe5cf9e7c4451453020c6e23896d88a503bd3eb3fe1d8c5d0444fe8a8bc8edf1a4maliciousBrowse
                            27data.elm.exea1a6333985c3eb341eccd98f0f20bfc1886e410bf9ef78d07097755d54216b98maliciousBrowse
                              13data.tx.exe8fa40f7af4a9e754168e705d21523cf73c031f9fd04f1d76a9740b5b1989c884maliciousBrowse
                                5readme.el.exe2b2c0bf0c7c15ac2a760cff102fc5462c8f9e8ed31c71ce030b1d7f02908d705maliciousBrowse
                                  11Update-KB3656-x86.exe0c15c0974c19d0c372e1451b3b2dc7de9c837e65684471e1573fa292fe7434e2maliciousBrowse
                                    6Update-KB1546-x86.exe8cfca488b7e970275cd1418041be6663f05fbad0690f268ab71a9068a751d08cmaliciousBrowse
                                      1Update-KB3640-x86.exedea2b419eed11197e984dfb042fc9417cb32eaf52254288acee27aa56baa014amaliciousBrowse
                                        3document.log.exeb62a35104d330b701c6886d52fb3f329e2ebad50828f0c8271aaad01417c312dmaliciousBrowse
                                          104.47.12.3323Update-KB3830-x86.exe8e96230adbb28f480a8478962b2ffebac366fa5d08aa3c2cf90e70103cd91392maliciousBrowse
                                            35Update-KB5111-x86.exe28239e44b20ebafd365c5ca95896ffee9d9443fb237f015af01aa411096e741fmaliciousBrowse
                                              7message.el.exe24e61ea4d81eaec8d3cac9f0fd9420d42a3fabada4c20470c3b0ab3e22c9dcb7maliciousBrowse
                                                16Update-KB1390-x86.exe507a273b75e4910aabcf0fe1b6cd070fa5da0ab43b82368098224ed87b95086cmaliciousBrowse
                                                  15Update-KB7250-x86.exebd243041899e74b194a45f76063cdaed96fbfc606ce6c6cef247c74eb6d44cd1maliciousBrowse
                                                    23Update-KB4750-x86.exe239943d7184bcb33745e86b09f646593e69e5f77284702414a99dc9b388a2d4bmaliciousBrowse
                                                      16Update-KB5828-x86.exe7c6606b207fe81db6e13f6205a959a56e21087614088a58ca3fe3a987d0282c7maliciousBrowse
                                                        1Update-KB6609-x86.exefeefe615e6e1d2af2b09d918c4c5d78a47ee9e4a41547ef69a97056da9238350maliciousBrowse
                                                          5Update-KB1734-x86.exe8cec251527332c9a233c622a49a3b238d23c70e136e659cf7557fce9a0820e10maliciousBrowse
                                                            7Update-KB7250-x86.exeb6a400f76d3bcedc89ea8c4777e4a6f75c066c574029fa1a87d35259acdcf215maliciousBrowse
                                                              3Update-KB4312-x86.exe60cd4fb8ff7f01c395d845e7ef24238f34d520da94ce7541d90837c000fb5fc2maliciousBrowse
                                                                6Update-KB906-x86.exe0cbeb9dfc765dd944fed9c216de952a7e07621cba4f1f6e5968753ca58ad6457maliciousBrowse
                                                                  1Update-KB4140-x86.exebd085fccc84523e317670f91486831c5af37db1b4ea9deb0bd399d52e4ecdfcemaliciousBrowse
                                                                    13document.lo.exef05378555f6bfdc86d434e4957339da9a6c1d14896fdf809a0ad0d2a3f24f15fmaliciousBrowse
                                                                      3Update-KB6640-x86.exe1598c01b06a6ef30255b0f9663354595315d453620ba08532f121121ae27c74emaliciousBrowse
                                                                        13text.tx.exefc46b1be33d39966863272ce8a00ec8ddc514383156b864256245d125a5b6c99maliciousBrowse
                                                                          34test.lo.exe6d930820e4ad37769b0e28ce1f610769863127d300812200a9a0bff320afb03emaliciousBrowse
                                                                            43docs.el.exe63500a5b836ca912025342448032332a184d61464f1e0d0bedfe61af1720a6fbmaliciousBrowse
                                                                              13Update-KB4328-x86.exec74d554c401c8d42c4b6a8a50e8cdf7eac9a0265c4b62d0aeba83a9f12fed4d6maliciousBrowse
                                                                                18readme.tx.exe6cfb9ae3882e563a10a65f97387476b07a72f9207b286749838e4b11592bf2c5maliciousBrowse

                                                                                  Domains

                                                                                  MatchAssociated Sample Name / URLSHA 256DetectionLinkContext
                                                                                  mta7.am0.yahoodns.net21doc.el.exe7573ca4746b37ef2420967e1cade1bc5f9a1bae0218f0b61e486ca5574b86976maliciousBrowse
                                                                                  • 74.6.137.63
                                                                                  .exedb6369568b7de81e617bbe390490dc88ccd862e9e5bfcf117a522daeb0ccb156maliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  29Update-KB1750-x86.exe655ea4f24da22ac5572edec7f64bf74e0b48f24ba102cc3edb2f6db675251d1bmaliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  51Update-KB8281-x86.exef491c4a1e4ac2cb4dbc22e07af95b5630ab837263f4dc3ee1414fd7503a6404cmaliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  78doc.msg.exec577b6b3fadc5bed74eba616f7d7a55aa1308cd94709f7529046383d53784128maliciousBrowse
                                                                                  • 98.137.159.28
                                                                                  23Update-KB3830-x86.exe8e96230adbb28f480a8478962b2ffebac366fa5d08aa3c2cf90e70103cd91392maliciousBrowse
                                                                                  • 98.137.159.28
                                                                                  35Update-KB5111-x86.exe28239e44b20ebafd365c5ca95896ffee9d9443fb237f015af01aa411096e741fmaliciousBrowse
                                                                                  • 98.137.159.27
                                                                                  23Update-KB3956-x86.exe2fba3d6f375b7b0c31f3329d158dde2bceb69f6da6af19d0fe01c4cf8a48ef9fmaliciousBrowse
                                                                                  • 98.136.102.55
                                                                                  20Update-KB7452-x86.exefd74a860dca67bbc2b1f4490ae42e6b5764241cfb3ec619399706ae158461789maliciousBrowse
                                                                                  • 98.137.159.25
                                                                                  19docs.tx.exe60682db3158fe13f7eacd23a088fc71ab479d726769837fd39e8ed3bb5389ab0maliciousBrowse
                                                                                  • 98.136.102.55
                                                                                  55.x.exed7826837a61f95c583459402ea0e7ad39013c92abea85a8ec81ba518a222116bmaliciousBrowse
                                                                                  • 74.6.137.65
                                                                                  3Update-KB2248-x86.exee8deb13dba3ad1149414c2278b5552c42ae85b0c87bbe05f6065c1b279ecf5f2maliciousBrowse
                                                                                  • 98.137.159.24
                                                                                  30Update-KB5046-x86.exef092fcfabfaa449ce7086c7aa2ae877594bc63bac2d41013aadeeb51386335d7maliciousBrowse
                                                                                  • 74.6.137.65
                                                                                  56file.txt.exe0364075aa6ef1cb7b43634ff3a54386687fe3e3d11d5b9a38b764c1d3895b71emaliciousBrowse
                                                                                  • 67.195.229.58
                                                                                  63test.log.exeb228e316c1f41106e9101372474563afb2e17a4c95b567cc5d25e88127593191maliciousBrowse
                                                                                  • 98.137.159.25
                                                                                  5body.ms.exed490923e6b4b7ad9d5cffd25daf6c9fb0fcddc0eb1809747c0126471901475c3maliciousBrowse
                                                                                  • 98.137.159.28
                                                                                  4test.log.exe4fe82253159922959725fffc4d3660a50697c9b29a8f778c18d305d24209cdfamaliciousBrowse
                                                                                  • 98.137.159.26
                                                                                  1Update-KB8062-x86.exec719e8677693ee14c834ade4be2c48cff932ccb1a6301b33c80746e2d98d4314maliciousBrowse
                                                                                  • 66.218.85.52
                                                                                  17Update-KB2684-x86.exe4fe94d2df46f088396c4467c905d5eb1c86443eb1b1e5b43462477ad075b0103maliciousBrowse
                                                                                  • 98.137.159.25
                                                                                  7Update-KB8734-x86.exeed7fa49063d2462bb1939f5d7ba3260ae481bfe7227113f2706be12aced4e5b1maliciousBrowse
                                                                                  • 74.6.137.63
                                                                                  mta6.am0.yahoodns.net21doc.el.exe7573ca4746b37ef2420967e1cade1bc5f9a1bae0218f0b61e486ca5574b86976maliciousBrowse
                                                                                  • 98.137.159.26
                                                                                  29Update-KB1750-x86.exe655ea4f24da22ac5572edec7f64bf74e0b48f24ba102cc3edb2f6db675251d1bmaliciousBrowse
                                                                                  • 67.195.229.58
                                                                                  51Update-KB8281-x86.exef491c4a1e4ac2cb4dbc22e07af95b5630ab837263f4dc3ee1414fd7503a6404cmaliciousBrowse
                                                                                  • 98.136.102.55
                                                                                  78doc.msg.exec577b6b3fadc5bed74eba616f7d7a55aa1308cd94709f7529046383d53784128maliciousBrowse
                                                                                  • 74.6.137.64
                                                                                  23Update-KB3830-x86.exe8e96230adbb28f480a8478962b2ffebac366fa5d08aa3c2cf90e70103cd91392maliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  35Update-KB5111-x86.exe28239e44b20ebafd365c5ca95896ffee9d9443fb237f015af01aa411096e741fmaliciousBrowse
                                                                                  • 67.195.229.59
                                                                                  23Update-KB3956-x86.exe2fba3d6f375b7b0c31f3329d158dde2bceb69f6da6af19d0fe01c4cf8a48ef9fmaliciousBrowse
                                                                                  • 98.136.101.117
                                                                                  20Update-KB7452-x86.exefd74a860dca67bbc2b1f4490ae42e6b5764241cfb3ec619399706ae158461789maliciousBrowse
                                                                                  • 67.195.229.58
                                                                                  19docs.tx.exe60682db3158fe13f7eacd23a088fc71ab479d726769837fd39e8ed3bb5389ab0maliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  55.x.exed7826837a61f95c583459402ea0e7ad39013c92abea85a8ec81ba518a222116bmaliciousBrowse
                                                                                  • 98.137.159.28
                                                                                  3Update-KB2248-x86.exee8deb13dba3ad1149414c2278b5552c42ae85b0c87bbe05f6065c1b279ecf5f2maliciousBrowse
                                                                                  • 98.137.159.24
                                                                                  30Update-KB5046-x86.exef092fcfabfaa449ce7086c7aa2ae877594bc63bac2d41013aadeeb51386335d7maliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  56file.txt.exe0364075aa6ef1cb7b43634ff3a54386687fe3e3d11d5b9a38b764c1d3895b71emaliciousBrowse
                                                                                  • 98.136.102.54
                                                                                  63test.log.exeb228e316c1f41106e9101372474563afb2e17a4c95b567cc5d25e88127593191maliciousBrowse
                                                                                  • 74.6.137.64
                                                                                  5body.ms.exed490923e6b4b7ad9d5cffd25daf6c9fb0fcddc0eb1809747c0126471901475c3maliciousBrowse
                                                                                  • 67.195.228.141
                                                                                  4test.log.exe4fe82253159922959725fffc4d3660a50697c9b29a8f778c18d305d24209cdfamaliciousBrowse
                                                                                  • 98.136.101.117
                                                                                  1Update-KB8062-x86.exec719e8677693ee14c834ade4be2c48cff932ccb1a6301b33c80746e2d98d4314maliciousBrowse
                                                                                  • 98.137.159.26
                                                                                  70creditcar.exec7eebcfa941dfe6298e89b8353adfece14f4e54f8119956d8ab5cba75cdee8bbmaliciousBrowse
                                                                                  • 98.137.159.24
                                                                                  17Update-KB2684-x86.exe4fe94d2df46f088396c4467c905d5eb1c86443eb1b1e5b43462477ad075b0103maliciousBrowse
                                                                                  • 67.195.228.141
                                                                                  7Update-KB8734-x86.exeed7fa49063d2462bb1939f5d7ba3260ae481bfe7227113f2706be12aced4e5b1maliciousBrowse
                                                                                  • 74.6.137.64

                                                                                  ASN

                                                                                  MatchAssociated Sample Name / URLSHA 256DetectionLinkContext
                                                                                  MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS53Cheque10741.pdf.z.exe454678e7cd95477d250dad1e987c1201f4e969d6bc20c3d987bcf75ddf1ff1eemaliciousBrowse
                                                                                  • 40.97.128.226
                                                                                  8b9eaeff00382210a583a0b5611c1d3f_976b00382cbb63c03e8fcd6677e4f973_Kovter.exe6a6b401888ec7f1f7b07cd714980f18e4b5afd456162e5061887b8255ea02e4amaliciousBrowse
                                                                                  • 20.183.103.250
                                                                                  https://www.radioz.es/wp-includes/Text/ble/index.php?userid=billy.bubba@bubba.commaliciousBrowse
                                                                                  • 104.210.48.9
                                                                                  https://portalclient.echo-cloud.com/98059portal/echoapps/resetpassword.aspx?TOKEN=9A41646238CF73E33CAD1901574A1D6E6B846397B865375351414660CEB4725887E40D94F8324B21D450AC456109B9B1maliciousBrowse
                                                                                  • 52.184.196.2
                                                                                  http://imprismail.com/affiliate/referral.asp?site=rea&url=pop/en/ukc/1&aff_id=5843_27027_19234_535127_1_357_maliciousBrowse
                                                                                  • 104.41.152.17
                                                                                  https://buildingservices.lk/commonlogin/office/maliciousBrowse
                                                                                  • 104.40.240.49
                                                                                  http://newsletter.promostelefoniica.com/t/j-l-ohddhhl-yhdkkudtit-r/maliciousBrowse
                                                                                  • 40.101.49.98
                                                                                  Fax message.js1d50065b9cfcd52d914bd2bb6d1dcd3d1c71369fa5fc1a159048286e2e587061maliciousBrowse
                                                                                  • 13.107.6.151
                                                                                  VOvcoUgiuE.exebeacce69d92bb6616e7595f10227f435ae6cf790fbb08a5498c4e6e55d34faacmaliciousBrowse
                                                                                  • 204.95.99.26
                                                                                  https://lojassantoantonio.com.br/reuin.htmmaliciousBrowse
                                                                                  • 40.101.52.146
                                                                                  https://hpe-my.sharepoint.com/personal/gregory_park_hpe_com/_layouts/15/acceptinvite.aspx?invitation=%7B28F341CB%2DC685%2D4C81%2DA431%2D3DCFD62ACA39%7D&listId=f6f66c8c%2Decde%2D4889%2D9db0%2Dc07836c6c461&itemId=5d52ebe1%2Dbf49%2D49d3%2D8d0c%2Dd5ae9a222bafmaliciousBrowse
                                                                                  • 207.46.194.14
                                                                                  http://swoba.org/den/lion/office/maliciousBrowse
                                                                                  • 104.40.240.50
                                                                                  https://gihi.mx/secure/index.htmmaliciousBrowse
                                                                                  • 13.107.18.11
                                                                                  https://myfrenchclub.in/includes/hospital/office/index.htmlmaliciousBrowse
                                                                                  • 104.45.0.18
                                                                                  http://360cdlsolutions.com/olopa/drama/day/office/index.htmlmaliciousBrowse
                                                                                  • 104.42.72.16
                                                                                  DSC07654.pdf01d72ab31167612ed4fa12232a37cf68fd5a8f7b5a3633407e7597f1d4e7e012maliciousBrowse
                                                                                  • 204.79.197.213
                                                                                  4b6FzLDmnD.exe5b4f0bf0c96806c6dd41a7e4b3f5660fad6bf1cd6e9df40982df614ba3fe68c5maliciousBrowse
                                                                                  • 52.175.226.120
                                                                                  Dear Account Owner.pdf209e4819fd4c3c02e99eed15d06ca91f3d11100a304b31694e9c11c76298502emaliciousBrowse
                                                                                  • 65.54.226.141
                                                                                  MLmYmJFbrS.exe40b70f320bb31220d559f4f06410b91048e8d92911f28f4d6c51cd9f582ce081maliciousBrowse
                                                                                  • 52.175.226.120
                                                                                  http://dn.bytefence.com/rtop_setup.exemaliciousBrowse
                                                                                  • 191.237.32.214

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                                                                                  Screenshots

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