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Analysis Report 67message.com

Overview

General Information

Joe Sandbox Version:25.0.0 Tiger's Eye
Analysis ID:102814
Start date:11.01.2019
Start time:20:02:48
Joe Sandbox Product:CloudBasic
Overall analysis duration:0h 4m 55s
Hypervisor based Inspection enabled:false
Report type:full
Sample file name:67message.com (renamed file extension from com 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, Flash 30.0.0.113
Number of analysed new started processes analysed:10
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:mal76.troj.evad.winEXE@3/8@0/8
EGA Information:
  • Successful, ratio: 100%
HDC Information:
  • Successful, ratio: 100% (good quality ratio 83.2%)
  • Quality average: 65.9%
  • Quality standard deviation: 36.1%
HCA Information:
  • Successful, ratio: 100%
  • Number of executed functions: 57
  • Number of non-executed functions: 67
Cookbook Comments:
  • Adjust boot time
Warnings:
Show All
  • Exclude process from analysis (whitelisted): dllhost.exe, WerFault.exe, wermgr.exe, conhost.exe, CompatTelRunner.exe, svchost.exe
  • Report size getting too big, too many NtOpenFile calls found.

Detection

StrategyScoreRangeReportingWhitelistedDetection
Threshold760 - 100Report FP / FNfalsemalicious

Confidence

StrategyScoreRangeFurther Analysis Required?Confidence
Threshold50 - 5false
ConfidenceConfidence


Classification

Analysis Advice

Sample monitors Window changes (e.g. starting applications), analyze the sample with the 'Simulates keyboard and window changes' cookbook
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 AccountsWindows Remote ManagementWinlogon Helper DLLProcess Injection1Masquerading11Credential DumpingProcess Discovery1Application Deployment SoftwareData from Local SystemData CompressedUncommonly Used Port1
Replication Through Removable MediaService ExecutionPort MonitorsAccessibility FeaturesSoftware Packing1Network SniffingSecurity Software Discovery4Remote ServicesData from Removable MediaExfiltration Over Other Network MediumFallback Channels
Drive-by CompromiseWindows Management InstrumentationAccessibility FeaturesPath InterceptionProcess Injection1Input CaptureFile and Directory Discovery1Windows Remote ManagementData from Network Shared DriveAutomated ExfiltrationCustom Cryptographic Protocol
Exploit Public-Facing ApplicationScheduled TaskSystem FirmwareDLL Search Order HijackingObfuscated Files or Information11Credentials in FilesSystem Information Discovery11Logon ScriptsInput CaptureData EncryptedMultiband Communication

Signature Overview

Click to jump to signature section


AV Detection:

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Antivirus detection for dropped fileShow sources
Source: C:\Windows\lsass.exeAvira: Label: WORM/Mydoom.L.1
Antivirus detection for submitted fileShow sources
Source: 67messag.exeAvira: Label: WORM/Mydoom.L.1
Antivirus detection for unpacked fileShow sources
Source: 4.2.lsass.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 3.0.67message.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 4.1.lsass.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 3.0.67message.exe.800000.1.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 3.1.67message.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 3.0.67message.exe.800000.2.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 4.0.lsass.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam
Source: 3.2.67message.exe.800000.0.unpackAvira: Label: TR/Agent.Blkhl.dam

Spreading:

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Enumerates the file systemShow sources
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\ARM\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Setup\Jump to behavior
Contains functionality to enumerate / list files inside a directoryShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,3_2_00804D32
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,3_1_00804D32
Source: C:\Windows\lsass.exeCode function: 4_2_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,4_2_00804D32
Source: C:\Windows\lsass.exeCode function: 4_1_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,4_1_00804D32

Networking:

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Detected TCP or UDP traffic on non-standard portsShow sources
Source: global trafficTCP traffic: 192.168.2.5:49793 -> 15.238.22.196:1042
Source: global trafficTCP traffic: 192.168.2.5:49794 -> 15.246.19.114:1042
Source: global trafficTCP traffic: 192.168.2.5:49795 -> 69.162.104.141:1042
Source: global trafficTCP traffic: 192.168.2.5:49796 -> 165.121.32.82:1042
Source: global trafficTCP traffic: 192.168.2.5:49799 -> 16.100.217.230:1042
Source: global trafficTCP traffic: 192.168.2.5:49800 -> 16.129.29.32:1042
Source: global trafficTCP traffic: 192.168.2.5:49801 -> 15.23.140.163:1042
Source: global trafficTCP traffic: 192.168.2.5:49802 -> 15.98.158.47:1042
Connects to IPs without corresponding DNS lookupsShow sources
Source: unknownTCP traffic detected without corresponding DNS query: 15.238.22.196
Source: unknownTCP traffic detected without corresponding DNS query: 15.238.22.196
Source: unknownTCP traffic detected without corresponding DNS query: 15.238.22.196
Source: unknownTCP traffic detected without corresponding DNS query: 15.246.19.114
Source: unknownTCP traffic detected without corresponding DNS query: 15.246.19.114
Source: unknownTCP traffic detected without corresponding DNS query: 15.246.19.114
Source: unknownTCP traffic detected without corresponding DNS query: 69.162.104.141
Source: unknownTCP traffic detected without corresponding DNS query: 69.162.104.141
Source: unknownTCP traffic detected without corresponding DNS query: 69.162.104.141
Source: unknownTCP traffic detected without corresponding DNS query: 165.121.32.82
Source: unknownTCP traffic detected without corresponding DNS query: 165.121.32.82
Source: unknownTCP traffic detected without corresponding DNS query: 165.121.32.82
Source: unknownTCP traffic detected without corresponding DNS query: 16.100.217.230
Source: unknownTCP traffic detected without corresponding DNS query: 16.100.217.230
Source: unknownTCP traffic detected without corresponding DNS query: 16.100.217.230
Source: unknownTCP traffic detected without corresponding DNS query: 16.129.29.32
Source: unknownTCP traffic detected without corresponding DNS query: 16.129.29.32
Source: unknownTCP traffic detected without corresponding DNS query: 16.129.29.32
Source: unknownTCP traffic detected without corresponding DNS query: 15.23.140.163
Source: unknownTCP traffic detected without corresponding DNS query: 15.23.140.163
Source: unknownTCP traffic detected without corresponding DNS query: 15.23.140.163
Source: unknownTCP traffic detected without corresponding DNS query: 15.98.158.47
Source: unknownTCP traffic detected without corresponding DNS query: 15.98.158.47
IP address seen in connection with other malwareShow sources
Source: Joe Sandbox ViewIP Address: 16.100.217.230 16.100.217.230
Source: Joe Sandbox ViewIP Address: 69.162.104.141 69.162.104.141
Source: Joe Sandbox ViewIP Address: 165.121.32.82 165.121.32.82
Internet Provider seen in connection with other malwareShow sources
Source: Joe Sandbox ViewASN Name: CPQ-ALF-IOMC-Hewlett-PackardCompanyUS CPQ-ALF-IOMC-Hewlett-PackardCompanyUS
Source: Joe Sandbox ViewASN Name: HP-DIGITAL-10782-Hewlett-PackardCompanyUS HP-DIGITAL-10782-Hewlett-PackardCompanyUS
Contains functionality to download additional files from the internetShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00807983 Sleep,socket,connect,recv,htons,htons,htons,send,htons,recv,closesocket,3_2_00807983
Found strings which match to known social media urlsShow sources
Source: 67message.exe, lsass.exeString found in binary or memory: hotmail equals www.hotmail.com (Hotmail)
Source: 67message.exe, lsass.exeString found in binary or memory: yahoo.com equals www.yahoo.com (Yahoo)

System Summary:

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Creates files inside the system directoryShow sources
Source: C:\Users\user\Desktop\67message.exeFile created: C:\Windows\lsass.exeJump to behavior
Creates mutexesShow sources
Source: C:\Windows\SysWOW64\WerFault.exeMutant created: \Sessions\1\BaseNamedObjects\Local\WERReportingForProcess4880
Source: C:\Windows\lsass.exeMutant created: \Sessions\1\BaseNamedObjects\
Deletes files inside the Windows folderShow sources
Source: C:\Users\user\Desktop\67message.exeFile deleted: C:\Windows\lsass.exeJump to behavior
One or more processes crashShow sources
Source: unknownProcess created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 1112
PE file contains strange resourcesShow sources
Source: 67messag.exeStatic PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: lsass.exe.3.drStatic PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Tries to load missing DLLsShow sources
Source: C:\Users\user\Desktop\67message.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\lsass.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeSection loaded: wow64log.dllJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeSection loaded: sfc.dllJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeSection loaded: phoneinfo.dllJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeSection loaded: ext-ms-win-xblauth-console-l1.dllJump to behavior
PE file has section (not .text) which is very likely to contain packed code (zlib compression ratio < 0.011)Show sources
Source: 67messag.exeStatic PE information: Section: UPX1 ZLIB complexity 0.992410714286
Source: lsass.exe.3.drStatic PE information: Section: UPX1 ZLIB complexity 0.992410714286
Classification labelShow sources
Source: classification engineClassification label: mal76.troj.evad.winEXE@3/8@0/8
Creates temporary filesShow sources
Source: C:\Users\user\Desktop\67message.exeFile created: C:\Users\user\AppData\Local\Temp\lwhdedx.txtJump to behavior
Reads software policiesShow sources
Source: C:\Users\user\Desktop\67message.exeKey opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiersJump to behavior
Spawns processesShow sources
Source: unknownProcess created: C:\Users\user\Desktop\67message.exe 'C:\Users\user\Desktop\67message.exe'
Source: unknownProcess created: C:\Windows\lsass.exe 'C:\Windows\lsass.exe'
Source: unknownProcess created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 1112

Data Obfuscation:

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Contains functionality to dynamically determine API callsShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00803108 GetModuleHandleA,LoadLibraryA,GetProcAddress,InternetGetConnectedState,3_2_00803108
Uses code obfuscation techniques (call, push, ret)Show sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00807EE0 push eax; ret 3_2_00807F0E
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00807EE0 push eax; ret 3_1_00807F0E
Source: C:\Windows\lsass.exeCode function: 4_2_00807EE0 push eax; ret 4_2_00807F0E
Source: C:\Windows\lsass.exeCode function: 4_1_00807EE0 push eax; ret 4_1_00807F0E
Sample is packed with UPXShow sources
Source: initial sampleStatic PE information: section name: UPX0
Source: initial sampleStatic PE information: section name: UPX1
Source: initial sampleStatic PE information: section name: UPX0
Source: initial sampleStatic PE information: section name: UPX1

Persistence and Installation Behavior:

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Drops PE files with benign system namesShow sources
Source: C:\Users\user\Desktop\67message.exeFile created: C:\Windows\lsass.exeJump to dropped file
Drops executables to the windows directory (C:\Windows) and starts themShow sources
Source: unknownExecutable created and started: C:\Windows\lsass.exe
Drops PE filesShow sources
Source: C:\Users\user\Desktop\67message.exeFile created: C:\Windows\lsass.exeJump to dropped file
Drops PE files to the windows directory (C:\Windows)Show sources
Source: C:\Users\user\Desktop\67message.exeFile created: C:\Windows\lsass.exeJump to dropped file

Hooking and other Techniques for Hiding and Protection:

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Creates PE files with a name equal or similiar to existing files in WindowsShow sources
Source: C:\Windows\lsass.exeFile created: Name: lsass.exe in C:\Users\user\Desktop\67message.exeJump to dropped file
Disables application error messsages (SetErrorMode)Show sources
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: FAILCRITICALERRORS | NOGPFAULTERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOXJump to behavior

Malware Analysis System Evasion:

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Found evasive API chain (may stop execution after checking mutex)Show sources
Source: C:\Users\user\Desktop\67message.exeEvasive API call chain: CreateMutex,DecisionNodes,ExitProcessgraph_3-2064
Source: C:\Windows\lsass.exeEvasive API call chain: CreateMutex,DecisionNodes,ExitProcessgraph_4-2046
Source: C:\Windows\lsass.exeEvasive API call chain: CreateMutex,DecisionNodes,Sleepgraph_4-2046
Enumerates the file systemShow sources
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\ARM\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Jump to behavior
Source: C:\Users\user\Desktop\67message.exeFile opened: C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Adobe\Setup\Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)Show sources
Source: C:\Windows\lsass.exeWindow / User API: threadDelayed 615Jump to behavior
Found decision node followed by non-executed suspicious APIsShow sources
Source: C:\Users\user\Desktop\67message.exeDecision node followed by non-executed suspicious API: DecisionNode, Non Executed (send or recv or WinExec)graph_3-2590
Source: C:\Windows\lsass.exeDecision node followed by non-executed suspicious API: DecisionNode, Non Executed (send or recv or WinExec)graph_4-2860
May sleep (evasive loops) to hinder dynamic analysisShow sources
Source: C:\Users\user\Desktop\67message.exe TID: 2588Thread sleep time: -110000s >= -30000sJump to behavior
Source: C:\Users\user\Desktop\67message.exe TID: 2588Thread sleep count: 58 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep count: 57 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep count: 42 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep count: 78 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep count: 133 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep count: 615 > 30Jump to behavior
Source: C:\Windows\lsass.exe TID: 4076Thread sleep time: -46125s >= -30000sJump to behavior
Queries disk information (often used to detect virtual machines)Show sources
Source: C:\Windows\SysWOW64\WerFault.exeFile opened: PhysicalDrive0Jump to behavior
Sample execution stops while process was sleeping (likely an evasion)Show sources
Source: C:\Users\user\Desktop\67message.exeLast function: Thread delayed
Source: C:\Windows\lsass.exeLast function: Thread delayed
Uses the system / local time for branch decision (may execute only at specific dates)Show sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00805247 GetSystemTime followed by cmp: cmp word ptr [ebp-10h], 07dch and CTI: jbe 00805288h3_2_00805247
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00805247 GetSystemTime followed by cmp: cmp word ptr [ebp-10h], 07dch and CTI: jbe 00805288h3_1_00805247
Source: C:\Windows\lsass.exeCode function: 4_2_00805247 GetSystemTime followed by cmp: cmp word ptr [ebp-10h], 07dch and CTI: jbe 00805288h4_2_00805247
Source: C:\Windows\lsass.exeCode function: 4_1_00805247 GetSystemTime followed by cmp: cmp word ptr [ebp-10h], 07dch and CTI: jbe 00805288h4_1_00805247
Contains functionality to enumerate / list files inside a directoryShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,3_2_00804D32
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,3_1_00804D32
Source: C:\Windows\lsass.exeCode function: 4_2_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,4_2_00804D32
Source: C:\Windows\lsass.exeCode function: 4_1_00804D32 lstrcat,Sleep,lstrcpy,lstrcpy,CharLowerA,strstr,strstr,strstr,strstr,strstr,lstrcpy,lstrlen,lstrcat,lstrcat,memset,FindFirstFileA,FindNextFileA,lstrcpy,lstrlen,lstrcat,lstrcat,Sleep,FindClose,4_1_00804D32
Program exit pointsShow sources
Source: C:\Users\user\Desktop\67message.exeAPI call chain: ExitProcess graph end nodegraph_3-2014
Source: C:\Windows\lsass.exeAPI call chain: ExitProcess graph end nodegraph_4-2031
Queries a list of all running processesShow sources
Source: C:\Windows\SysWOW64\WerFault.exeProcess information queried: ProcessInformationJump to behavior

Anti Debugging:

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Checks for debuggers (devices)Show sources
Source: C:\Windows\SysWOW64\WerFault.exeFile opened: C:\Windows\WinSxS\FileMaps\users_user_desktop_3f3714ea22baf985.cdf-ms
Checks for kernel debuggers (NtQuerySystemInformation(SystemKernelDebuggerInformation))Show sources
Source: C:\Users\user\Desktop\67message.exeSystem information queried: KernelDebuggerInformationJump to behavior
Checks if the current process is being debuggedShow sources
Source: C:\Users\user\Desktop\67message.exeProcess queried: DebugPortJump to behavior
Contains functionality to dynamically determine API callsShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00803108 GetModuleHandleA,LoadLibraryA,GetProcAddress,InternetGetConnectedState,3_2_00803108
Contains functionality which may be used to detect a debugger (GetProcessHeap)Show sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_0080418A strlen,lstrcmpi,lstrlen,GetProcessHeap,RtlAllocateHeap,memset,GetTickCount,_mbscpy,3_2_0080418A
Enables debug privilegesShow sources
Source: C:\Windows\SysWOW64\WerFault.exeProcess token adjusted: DebugJump to behavior

HIPS / PFW / Operating System Protection Evasion:

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May try to detect the Windows Explorer process (often used for injection)Show sources
Source: 67message.exe, 00000003.00000000.4477748231.0000000000EF0000.00000002.sdmp, lsass.exe, 00000004.00000002.5490863597.0000000000EF0000.00000002.sdmpBinary or memory string: Program Manager
Source: 67message.exe, 00000003.00000000.4477748231.0000000000EF0000.00000002.sdmp, lsass.exe, 00000004.00000002.5490863597.0000000000EF0000.00000002.sdmpBinary or memory string: Shell_TrayWnd
Source: 67message.exe, 00000003.00000000.4477748231.0000000000EF0000.00000002.sdmp, lsass.exe, 00000004.00000002.5490863597.0000000000EF0000.00000002.sdmpBinary or memory string: Progman
Source: 67message.exe, 00000003.00000000.4477748231.0000000000EF0000.00000002.sdmp, lsass.exe, 00000004.00000002.5490863597.0000000000EF0000.00000002.sdmpBinary or memory string: Progmanlock

Language, Device and Operating System Detection:

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Contains functionality to query local / system timeShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00802DB3 lstrlen,GetLocalTime,FileTimeToLocalFileTime,FileTimeToSystemTime,GetTimeZoneInformation,lstrcat,wsprintfA,3_2_00802DB3
Contains functionality to query time zone informationShow sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00802DB3 lstrlen,GetLocalTime,FileTimeToLocalFileTime,FileTimeToSystemTime,GetTimeZoneInformation,lstrcat,wsprintfA,3_2_00802DB3

Stealing of Sensitive Information:

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Contains functionality to search for IE or Outlook window (often done to steal information)Show sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00802C72 FindWindowA,FindWindowA,FindWindowA,FindWindowA,RtlExitUserThread,3_2_00802C72
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00802C72 FindWindowA,FindWindowA,FindWindowA,FindWindowA,RtlExitUserThread,3_1_00802C72
Source: C:\Windows\lsass.exeCode function: 4_2_00802C72 FindWindowA,FindWindowA,FindWindowA,FindWindowA,RtlExitUserThread,GetFileAttributesA,CreateThread,CreateThread,Sleep,CreateThread,Sleep,CreateThread,Sleep,4_2_00802C72
Source: C:\Windows\lsass.exeCode function: 4_1_00802C72 FindWindowA,FindWindowA,FindWindowA,FindWindowA,RtlExitUserThread,GetFileAttributesA,CreateThread,CreateThread,Sleep,CreateThread,Sleep,CreateThread,Sleep,4_1_00802C72

Remote Access Functionality:

barindex
Contains functionality to open a port and listen for incoming connection (possibly a backdoor)Show sources
Source: C:\Users\user\Desktop\67message.exeCode function: 3_2_00807D81 malloc,memset,htons,htons,socket,socket,bind,closesocket,Sleep,htons,socket,bind,listen,CreateThread,CreateThread,malloc,memset,accept,Sleep,??3@YAXPAX@Z,3_2_00807D81
Source: C:\Users\user\Desktop\67message.exeCode function: 3_1_00807D81 malloc,memset,htons,htons,socket,socket,bind,closesocket,Sleep,htons,socket,bind,listen,CreateThread,CreateThread,malloc,memset,accept,Sleep,??3@YAXPAX@Z,3_1_00807D81
Source: C:\Windows\lsass.exeCode function: 4_2_00807D81 malloc,memset,htons,htons,socket,socket,bind,closesocket,Sleep,htons,socket,bind,listen,CreateThread,CreateThread,malloc,memset,accept,Sleep,??3@YAXPAX@Z,4_2_00807D81
Source: C:\Windows\lsass.exeCode function: 4_1_00807D81 malloc,memset,htons,htons,socket,socket,bind,closesocket,Sleep,htons,socket,bind,listen,CreateThread,CreateThread,malloc,memset,accept,Sleep,??3@YAXPAX@Z,4_1_00807D81

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: 102814 Sample: 67message.com Startdate: 11/01/2019 Architecture: WINDOWS Score: 76 29 Antivirus detection for submitted file 2->29 31 Detected TCP or UDP traffic on non-standard ports 2->31 33 Drops executables to the windows directory (C:\Windows) and starts them 2->33 35 Antivirus detection for unpacked file 2->35 6 67message.exe 1 4 2->6         started        11 lsass.exe 192 2->11         started        process3 dnsIp4 19 15.246.19.114, 1042 HP-DIGITAL-10782-Hewlett-PackardCompanyUS United States 6->19 21 15.238.22.196, 1042 CPQ-ALF-IOMC-Hewlett-PackardCompanyUS United States 6->21 15 C:\Windows\lsass.exe, PE32 6->15 dropped 17 C:\Windows\lsass.exe:Zone.Identifier, ASCII 6->17 dropped 37 Found evasive API chain (may stop execution after checking mutex) 6->37 39 Drops PE files with benign system names 6->39 13 WerFault.exe 25 10 6->13         started        23 69.162.104.141, 1042, 49795 LIMESTONENETWORKS-LimestoneNetworksIncUS United States 11->23 25 165.121.32.82, 1042 ITCDELTA-EarthlinkIncUS United States 11->25 27 4 other IPs or domains 11->27 41 Antivirus detection for dropped file 11->41 file5 43 Detected TCP or UDP traffic on non-standard ports 25->43 signatures6 process7

Simulations

Behavior and APIs

TimeTypeDescription
20:03:35API Interceptor1x Sleep call for process: 67message.exe modified
20:03:36AutostartRun: HKLM\Software\Microsoft\Windows\CurrentVersion\Run Traybar C:\Windows\lsass.exe

Antivirus Detection

Initial Sample

SourceDetectionScannerLabelLink
67messag.exe100%AviraWORM/Mydoom.L.1

Dropped Files

SourceDetectionScannerLabelLink
C:\Windows\lsass.exe100%AviraWORM/Mydoom.L.1

Unpacked PE Files

SourceDetectionScannerLabelLink
4.2.lsass.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam
3.0.67message.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam
4.1.lsass.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam
3.0.67message.exe.800000.1.unpack100%AviraTR/Agent.Blkhl.dam
3.1.67message.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam
3.0.67message.exe.800000.2.unpack100%AviraTR/Agent.Blkhl.dam
4.0.lsass.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam
3.2.67message.exe.800000.0.unpack100%AviraTR/Agent.Blkhl.dam

Domains

No Antivirus matches

URLs

No Antivirus matches

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
15.23.140.163Document.scr28ecba0f7e1a8c966bf7bf8e7b606bf16d2393da55e90b5827dfc3f0d79d1e74maliciousBrowse
    64File.exe6afb6e9490bd98f18d99ad0e4aa9f5a61223d32a5aabf81bacd58ba76320c08cmaliciousBrowse
      16.129.29.3221mai.exeaa732720f20aed12ca6f3c41b95dec4092c12c0da1c8626dfb8aaae157ba2011maliciousBrowse
        49.htm .exe51c896c23fdbaccf8ff1c67871f48e0488c271642da2ffd392e5fff250ac552emaliciousBrowse
          5messag.exe0a2ef6fb2bf3804984f5c54dc834d66ca52b16280a56d18a01f3cb4b633320ebmaliciousBrowse
            11ATTACHMENT.EXE0850deca4b2066a446ec69e0b7753bc98aa925410e068326734560822c4ec853maliciousBrowse
              15.238.22.196readme.com5015b1abfde5aa65acf6b194e40dd2d9f396649c5a44f6fda8c4f8c66704aa15maliciousBrowse
                12messag.exe0c92c41eb0bca959825fb8bb7cf8ce5c60540eaf64e5478284729b29edbc80a0maliciousBrowse
                  377rXlunQOxu.exedabad0afb9971e5129584c53ba94d5db93e5337a9b5d16ab56abe9c6363345edmaliciousBrowse
                    16.100.217.2305at.exefa99e14fbd77d211480edc1eff951a434fc879e6fb7f4fb51fd87fe7931860famaliciousBrowse
                      21transcript.exe4cd2c07fd60e4b1b818fefe78c501d838a988e4639e19077e55b63a337c91c2cmaliciousBrowse
                        47tex.exe2b1738d5071992199c8efc9cb502013e77567f005fe88755fd3df7996f0566f6maliciousBrowse
                          39fil.exec858e2c0981856eda23f959eac74be1a33e055b0cd069ba90c2cadb3de228914maliciousBrowse
                            42mai.exed84c5d0c3bb07cdaf0d5cc222813ac6608d4d75553db5131b7d54d78034d682bmaliciousBrowse
                              15.98.158.4767mc4SuUI7V2.exe590d8e5cd21776f9eaae00aa57fccb360de9d5e7cd92d4dd0c495ab3fb0492e2maliciousBrowse
                                .html .scr1f28d6a7380e38e1fe973e2d598f52d32b8da647fced557bc7139e240f751076maliciousBrowse
                                  3transcrip.exeb30526e982ae2745ce4c82384415281284aac95ede0203fb744ee12d6c9c3db8maliciousBrowse
                                    69.162.104.14129lette.exe6bc723700af239639d84d18fb5dd2a087cd1263f5da8558940a0f08e3e6549d1maliciousBrowse
                                      31KWFEMVO.EXE201b4b336c07a1ebd65ef03e13845157a8bd1cf59a711ad9952dcadb1899e4bamaliciousBrowse
                                        19sales@getwebcak.exeba891aaf030c557de8e05222b92ccbaa36979b876dad8caa61b75b893f62861fmaliciousBrowse
                                          .exe7e3092dfe651437d1d2078a785c6dddb42f20a2458d7e293f012de2d8f1f46a3maliciousBrowse
                                            47messag.exe58d6def073ae56e58979064733b80e3d8f6f1d3289da137643acffeb01eb09ccmaliciousBrowse
                                              36Attachmen.exe0561586858b9deeb43ff7e2faa1a7c833c49d844332e84ac108a858b793ec1d5maliciousBrowse
                                                165.121.32.8229messag.exebefd4f1e10c4f90b6ff69b5eb7ccbd1bf52bd565cfcc0e89ebf0bf092362ecb1maliciousBrowse
                                                  327dQAJl1TE.exe7c53973e2ebc0cc4d3ccedf21ba5bf1cce3f4555bbc1ce33b20d0e412798602amaliciousBrowse
                                                    9Attachment.exe96f25eeac1079a4355756a9c000f55c57525114025389a2a0d04b00d941ae470maliciousBrowse
                                                      60attachmen.exed5708d4c1154af0baa820147b80f51a45fd6490e41f6f5d24b3809440537e89amaliciousBrowse
                                                        .exe8bd29084e386abe6acde35f7c2d01948ae8d02693dfd4549f5929c8d74c792e9maliciousBrowse
                                                          .exe5a052107cbe97d57d250d565c620cc3447b3eb4e4f0268d2141e06b15bc24fe6maliciousBrowse
                                                            49transcript.execc49acba6a5a78a1944182d81c2e65a08abd94449cde6bdeafbdf191581798a0maliciousBrowse
                                                              42MESSAG.exe6b487a54d6fbdeb35b4168e64e1b56467dd1ffde8e8f8274865cda1250e4e752maliciousBrowse
                                                                44messag.exed2b8999d47e71c817873959387159cac459e8beeaab9da808d9c9a9d3043ba4amaliciousBrowse

                                                                  Domains

                                                                  No context

                                                                  ASN

                                                                  MatchAssociated Sample Name / URLSHA 256DetectionLinkContext
                                                                  CPQ-ALF-IOMC-Hewlett-PackardCompanyUS15BnMtyiNGL2.exe78d02091d54bc695bcab40f7b218be0cfa33bc8a6e31f9635a439ececb2be991maliciousBrowse
                                                                  • 15.237.16.176
                                                                  34text.exe24a87613e32bec42fefc058dd48eb569a764b6184c61175a57d486902f11627dmaliciousBrowse
                                                                  • 15.47.82.48
                                                                  14ozmoV8jIK8.exe6332528a17efbfa1a3fe71312851aac2bc335d3ba47480e7f809e0e5f65d0723maliciousBrowse
                                                                  • 15.87.21.34
                                                                  11file.exeeb2e4f4e73b68bcb478bd86aefdea1dd0564e876d9234c0829c262283655d7dbmaliciousBrowse
                                                                  • 15.236.161.88
                                                                  13youtube.exed86abe31fdcf459847f301dca15f46e00285b1918f4dda88b803683802647438maliciousBrowse
                                                                  • 15.16.238.38
                                                                  9tWFkSC6ehC.exeaedf183975b8593c36b67fb0e29932006f1e33824b8679c8713368b8f17d07a9maliciousBrowse
                                                                  • 15.87.22.172
                                                                  53lette.exe927450af7ad7f12dac92643f15a1751cf65304e8ed3e281fca5cce3523d111a6maliciousBrowse
                                                                  • 15.40.86.187
                                                                  .exe086e132b327fcbf28b5e8a86e8f235333ad606a18037c1d00d58e5e6a0658ccamaliciousBrowse
                                                                  • 15.98.148.239
                                                                  45attachment.txt .exe7d93925c8697a586002e7fd2d04b38e6b1fc720f2d6756e85be801e72295d928maliciousBrowse
                                                                  • 15.228.160.65
                                                                  51readm.exe66a346e7e48b7aed69369a6915131956d13cc68eb3b12fa12adc4ad87b1acd90maliciousBrowse
                                                                  • 15.56.223.18
                                                                  15waeWKm9GTf.exeff1f49b2b8e3d0ca35327dc1ade1ad80126344cc8b99cef9ec5ead7c8c31a666maliciousBrowse
                                                                  • 15.238.21.226
                                                                  43gukjf.exe9a92e8f85ca7c9e72af5921d9e5fc7480a5680a054ffed061313ec098d91db90maliciousBrowse
                                                                  • 15.80.188.101
                                                                  57text.txt .exe3c809a60ee8f6cd40be48be772db6c1ceb99d2d77e3ee802b37cc7b3f8ea640bmaliciousBrowse
                                                                  • 15.238.7.218
                                                                  37readm.exe4f05ac588cb9631db031f4e4b67ac8e755e4a8b7b7b50cc9b2619e057d448bb4maliciousBrowse
                                                                  • 15.2.233.48
                                                                  .exe8aad6fd4f77562cdffa25accdea878d91463075ef4a9e45af3209726900fd3e4maliciousBrowse
                                                                  • 15.99.23.41
                                                                  17Transcrip.exe623201b1356897ca522aa852cda83f63a0721d880cf7d2733addb704fe55f2afmaliciousBrowse
                                                                  • 15.62.46.5
                                                                  13documen.exede8a2298b9753d681fba9102d19f0181f89c3439f3aae09e55bb712c87d2fc66maliciousBrowse
                                                                  • 15.128.28.66
                                                                  49lette.exe0009999b9e367b9e13412d5e58e2ba4129131ddade7bca93ec353ea8423e2616maliciousBrowse
                                                                  • 15.238.5.149
                                                                  19john@youtube.exea4ca9138c9aa6fce9158c01a8fb729979f1122a96aadc76e5fce034c521ea49amaliciousBrowse
                                                                  • 15.98.154.233
                                                                  65MAI.exeec3a84e22d82f7d134e711865c0f61f9915cfb7ec9b844fe82af93259f102513maliciousBrowse
                                                                  • 15.16.193.193
                                                                  HP-DIGITAL-10782-Hewlett-PackardCompanyUS11youtubeer@youtube.exe62abd00bb58add644e8d6a34ad0c56f0784c211170bf430e955271521f6ed0c8maliciousBrowse
                                                                  • 15.252.39.171
                                                                  60wangzhihuiurb@azeite.exe320530ab25ea2b8eccb6ad5e5ae72a302e7ec44f262f479654dca26439193c71maliciousBrowse
                                                                  • 15.244.193.152
                                                                  11james@youtube.exeef5ba788fe0a44645a8580c68f97f38e62ce68fbb7be40d6264e1c689f648edbmaliciousBrowse
                                                                  • 15.244.198.50
                                                                  53ppD8wC8EjK.exef26cf828237f316d2a4791102e8d647db2491d368f27d6275ab7394a16e3d98fmaliciousBrowse
                                                                  • 15.252.39.156
                                                                  9tWFkSC6ehC.exeaedf183975b8593c36b67fb0e29932006f1e33824b8679c8713368b8f17d07a9maliciousBrowse
                                                                  • 15.244.195.121
                                                                  5message.htm .exe2c0246c0041cc91f049dffb67f4d14c9175c4e4d90970129ab87a77133222d48maliciousBrowse
                                                                  • 15.246.28.146
                                                                  1pjmdd.exe5b7f86425827330fccfda2ea66c34ca565e00f0739e8d85494f88a60b7e9f2d1maliciousBrowse
                                                                  • 15.255.157.18
                                                                  5youtube@youtube.exe0af1defcad400f5b12dcc338a01535e9dd0295ec06868fae7d93cbbc30df25dfmaliciousBrowse
                                                                  • 15.244.203.243
                                                                  37readm.exe4f05ac588cb9631db031f4e4b67ac8e755e4a8b7b7b50cc9b2619e057d448bb4maliciousBrowse
                                                                  • 15.244.78.178
                                                                  64transcript.exe47aeb17c302601612a35e901c3ba9837ac82e2dca208087371e8f13b423dbf42maliciousBrowse
                                                                  • 15.244.192.98
                                                                  72taixin.execbbf5687cf7d97dac6bb2c5a13a80638894fe33b10bd507aaf9eb739d5bb77a3maliciousBrowse
                                                                  • 15.244.195.37
                                                                  .exe5e9d193d8dd6da1c48ea59268dfb1158c44a0ef39d68b221544c4b7cc8bac68fmaliciousBrowse
                                                                  • 15.244.197.231
                                                                  86documen.exe33153aeb4bef1f3b3d5392994592abb5e5c8986562997478ee7af22ce99c854bmaliciousBrowse
                                                                  • 15.244.195.37
                                                                  11qhzhang@jihu.exe68343598c2b0c6e19cbe7f10add1b438e28e41c8a61ac59e027320564edec02dmaliciousBrowse
                                                                  • 15.244.196.172
                                                                  66kkwayor.exed0cf3f756d232cc94f1e9e4e2f3d9f7f00e44990c48d1652b3e9e4392983a59amaliciousBrowse
                                                                  • 15.244.193.201
                                                                  13attachmen.exeb846d7888fde7805365a7195e10a85c31ec8e74c885223c87ec440e6a8f5cef0maliciousBrowse
                                                                  • 15.246.28.146
                                                                  47rgmr.exe232e1ab85068ef75306554f108a335f48be72cbe67da56bb8dd0ce293c432c43maliciousBrowse
                                                                  • 15.252.27.192
                                                                  60youtube.exe06ae945c86b30c801c1043add97561a3b6126d337bf1e4fc881ee1a6b91e8a4dmaliciousBrowse
                                                                  • 15.246.18.4
                                                                  .exee2ddda3525f5f652c220e889c47cf91301420646221fa116fa702766f3280cecmaliciousBrowse
                                                                  • 15.244.198.97
                                                                  33attachment.exe13536700ea4e6272c2930f9773a6326219c477a92fb804d7be0baab59ee67e8emaliciousBrowse
                                                                  • 15.252.60.25

                                                                  Dropped Files

                                                                  No context

                                                                  Screenshots

                                                                  Thumbnails

                                                                  This section contains all screenshots as thumbnails, including those not shown in the slideshow.