Analysis Report HTG-9087650.exe

Overview

General Information

Sample Name: HTG-9087650.exe
Analysis ID: 344851
MD5: dcb57041d46889e94cf100e4e0325176
SHA1: 7c9a62b778db3d6e08962749967c29c5f9084da7
SHA256: b9b2c05c193a6df71266380c102c635199a45263722c6395a0b03de819a01ee1
Tags: exe

Most interesting Screenshot:

Detection

AgentTesla
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected AgentTesla
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Machine Learning detection for sample
Maps a DLL or memory area into another process
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses process hollowing technique
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Antivirus or Machine Learning detection for unpacked file
Contains capabilities to detect virtual machines
Contains functionality for read data from the clipboard
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Contains functionality to check if a window is minimized (may be used to check if an application is visible)
Contains functionality to query CPU information (cpuid)
Contains functionality to read the PEB
Contains functionality to retrieve information about pressed keystrokes
Contains functionality to shutdown / reboot the system
Contains functionality to simulate keystroke presses
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Dropped file seen in connection with other malware
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found potential string decryption / allocating functions
IP address seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
PE file contains an invalid checksum
PE file contains strange resources
Potential key logger detected (key state polling based)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses SMTP (mail sending)
Uses code obfuscation techniques (call, push, ret)
Yara detected Credential Stealer

Classification

AV Detection:

barindex
Found malware configuration
Source: v04mldbd.exe.6852.2.memstr Malware Configuration Extractor: Agenttesla {"Username: ": "ExiSLgKrA56omq", "URL: ": "http://flF3mJWUOO3.net", "To: ": "", "ByHost: ": "smtp.kpce-co.com:587", "Password: ": "OrTFHBY8O", "From: ": ""}
Multi AV Scanner detection for dropped file
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe ReversingLabs: Detection: 20%
Multi AV Scanner detection for submitted file
Source: HTG-9087650.exe Virustotal: Detection: 20% Perma Link
Source: HTG-9087650.exe ReversingLabs: Detection: 19%
Machine Learning detection for sample
Source: HTG-9087650.exe Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 2.2.v04mldbd.exe.400000.0.unpack Avira: Label: TR/Spy.Gen8
Source: 2.2.v04mldbd.exe.4ca0000.4.unpack Avira: Label: TR/Spy.Gen8
Source: 2.1.v04mldbd.exe.400000.0.unpack Avira: Label: TR/Spy.Gen8

Compliance:

barindex
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Unpacked PE file: 2.2.v04mldbd.exe.400000.0.unpack
Uses 32bit PE files
Source: HTG-9087650.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Uses new MSVCR Dlls
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Windows\WinSxS\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.9445_none_d08c58b4442ba54f\MSVCR80.dll Jump to behavior
Contains modern PE file flags such as dynamic base (ASLR) or NX
Source: HTG-9087650.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Binary contains paths to debug symbols
Source: Binary string: wntdll.pdbUGP source: xidczjbzj.exe, 00000001.00000003.231926242.0000000004AD0000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: xidczjbzj.exe, 00000001.00000003.231926242.0000000004AD0000.00000004.00000001.sdmp
Source: Binary string: mscorrc.pdb source: v04mldbd.exe, 00000002.00000002.605383560.0000000000D10000.00000002.00000001.sdmp
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00405A15 CloseHandle,GetTempPathA,DeleteFileA,lstrcatA,lstrcatA,lstrlenA,FindFirstFileA,FindNextFileA,FindClose, 0_2_00405A15
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_004065C1 FindFirstFileA,FindClose, 0_2_004065C1
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_004027A1 FindFirstFileA, 0_2_004027A1
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00404A29 FindFirstFileExW, 2_2_00404A29
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00404A29 FindFirstFileExW, 2_1_00404A29

Networking:

barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: http://flF3mJWUOO3.net
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.5:49735 -> 208.91.198.143:587
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 208.91.198.143 208.91.198.143
Uses SMTP (mail sending)
Source: global traffic TCP traffic: 192.168.2.5:49735 -> 208.91.198.143:587
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004AB7CE recv, 2_2_004AB7CE
Source: unknown DNS traffic detected: queries for: smtp.kpce-co.com
Source: v04mldbd.exe, 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp String found in binary or memory: http://127.0.0.1:HTTP/1.1
Source: v04mldbd.exe, 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp String found in binary or memory: http://DpIPFD.com
Source: v04mldbd.exe, 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp String found in binary or memory: http://DynDns.comDynDNS
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://crl.globalsign.com/gs/gstimestampingsha2g2.crl0
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://crl.globalsign.com/gscodesignsha2g3.crl0
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://crl.globalsign.com/root-r3.crl0c
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://crl.globalsign.net/root-r3.crl0
Source: v04mldbd.exe, 00000002.00000002.607506755.0000000002BD2000.00000004.00000001.sdmp String found in binary or memory: http://flF3mJWUOO3.net
Source: HTG-9087650.exe String found in binary or memory: http://nsis.sf.net/NSIS_Error
Source: HTG-9087650.exe String found in binary or memory: http://nsis.sf.net/NSIS_ErrorError
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://ocsp2.globalsign.com/gscodesignsha2g30V
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://ocsp2.globalsign.com/gstimestampingsha2g20
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://ocsp2.globalsign.com/rootr306
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://secure.globalsign.com/cacert/gscodesignsha2g3ocsp.crt08
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://secure.globalsign.com/cacert/gstimestampingsha2g2.crt0
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, v04mldbd.exe, 00000002.00000000.226659909.00000000004C9000.00000002.00020000.sdmp, nsx3578.tmp.0.dr String found in binary or memory: http://www.autoitscript.com/autoit3/J
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: https://www.autoitscript.com/autoit3/
Source: nsx3578.tmp.0.dr String found in binary or memory: https://www.globalsign.com/repository/0
Source: xidczjbzj.exe, 00000001.00000002.236016980.0000000004843000.00000004.00000001.sdmp, nsx3578.tmp.0.dr String found in binary or memory: https://www.globalsign.com/repository/06
Source: xidczjbzj.exe, 00000001.00000002.232405939.0000000001190000.00000004.00000001.sdmp, v04mldbd.exe String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip
Source: v04mldbd.exe, 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip%tordir%%ha

Key, Mouse, Clipboard, Microphone and Screen Capturing:

barindex
Contains functionality for read data from the clipboard
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_004054B2 GetDlgItem,GetDlgItem,GetDlgItem,GetDlgItem,GetClientRect,GetSystemMetrics,SendMessageA,SendMessageA,SendMessageA,SendMessageA,SendMessageA,SendMessageA,ShowWindow,ShowWindow,GetDlgItem,SendMessageA,SendMessageA,SendMessageA,GetDlgItem,CreateThread,CloseHandle,ShowWindow,ShowWindow,ShowWindow,ShowWindow,SendMessageA,CreatePopupMenu,AppendMenuA,GetWindowRect,TrackPopupMenu,SendMessageA,OpenClipboard,EmptyClipboard,GlobalAlloc,GlobalLock,SendMessageA,GlobalUnlock,SetClipboardData,CloseClipboard, 0_2_004054B2
Contains functionality to retrieve information about pressed keystrokes
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011F2714 GetCursorPos,ScreenToClient,GetAsyncKeyState,GetAsyncKeyState,GetAsyncKeyState,GetWindowLongW, 1_2_011F2714
Potential key logger detected (key state polling based)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0127D164 DefDlgProcW,SendMessageW,GetWindowLongW,SendMessageW,SendMessageW,_wcsncpy,GetKeyState,GetKeyState,GetKeyState,SendMessageW,GetKeyState,SendMessageW,SendMessageW,SendMessageW,ImageList_SetDragCursorImage,ImageList_BeginDrag,SetCapture,ClientToScreen,ImageList_DragEnter,InvalidateRect,ReleaseCapture,GetCursorPos,ScreenToClient,SendMessageW,SendMessageW,SendMessageW,SendMessageW,SendMessageW,SendMessageW,SendMessageW,GetCursorPos,ScreenToClient,GetParent,SendMessageW,SendMessageW,ClientToScreen,TrackPopupMenuEx,SendMessageW,SendMessageW,ClientToScreen,TrackPopupMenuEx,GetWindowLongW, 1_2_0127D164

System Summary:

barindex
.NET source code contains very large array initializations
Source: 2.2.v04mldbd.exe.4ca0000.4.unpack, u003cPrivateImplementationDetailsu003eu007b660E6430u002dC7E2u002d4C28u002dB9FAu002dD8447B552314u007d/u0033AFFEF16u002d62D8u002d4FFEu002d8430u002d2B80B9ACF6F8.cs Large array initialization: .cctor: array initializer size 11929
Contains functionality to call native functions
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004AB136 NtQuerySystemInformation, 2_2_004AB136
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004AB105 NtQuerySystemInformation, 2_2_004AB105
Contains functionality to shutdown / reboot the system
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00403486 EntryPoint,SetErrorMode,GetVersion,lstrlenA,#17,OleInitialize,SHGetFileInfoA,GetCommandLineA,CharNextA,GetTempPathA,GetTempPathA,GetWindowsDirectoryA,lstrcatA,GetTempPathA,lstrcatA,SetEnvironmentVariableA,SetEnvironmentVariableA,SetEnvironmentVariableA,DeleteFileA,ExitProcess,OleUninitialize,ExitProcess,lstrcatA,lstrcatA,lstrcatA,lstrcmpiA,SetCurrentDirectoryA,DeleteFileA,CopyFileA,CloseHandle,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_00403486
Detected potential crypto function
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00407272 0_2_00407272
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00406A9B 0_2_00406A9B
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011F1663 1_2_011F1663
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0120DD28 1_2_0120DD28
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01226502 1_2_01226502
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01278400 1_2_01278400
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011FB020 1_2_011FB020
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0120D45D 1_2_0120D45D
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011F9C80 1_2_011F9C80
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011F94E0 1_2_011F94E0
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0121DBA5 1_2_0121DBA5
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01226FE6 1_2_01226FE6
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0121BFD6 1_2_0121BFD6
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0120F628 1_2_0120F628
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_012116B4 1_2_012116B4
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_0040A2A5 2_2_0040A2A5
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00E98310 2_2_00E98310
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_054A0070 2_2_054A0070
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_054A5B10 2_2_054A5B10
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_054AAFF0 2_2_054AAFF0
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_054A9AB0 2_2_054A9AB0
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_054A0017 2_2_054A0017
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_0040A2A5 2_1_0040A2A5
Dropped file seen in connection with other malware
Source: Joe Sandbox View Dropped File: C:\Users\user\AppData\Local\Temp\v04mldbd.exe B31445FC4B8803D1B7122A6563002CFE3E925FFD1FDC9B84FBA6FC78F6A8B955
Source: Joe Sandbox View Dropped File: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe 237D1BCA6E056DF5BB16A1216A434634109478F882D3B1D58344C801D184F95D
Found potential string decryption / allocating functions
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: String function: 00401ED0 appears 46 times
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: String function: 0040569E appears 36 times
PE file contains strange resources
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: xidczjbzj.exe.0.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: v04mldbd.exe.1.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Sample file is different than original file name gathered from version info
Source: HTG-9087650.exe, 00000000.00000002.236539536.00000000021E0000.00000002.00000001.sdmp Binary or memory string: OriginalFilenameuser32j% vs HTG-9087650.exe
Uses 32bit PE files
Source: HTG-9087650.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Source: 2.2.v04mldbd.exe.4ca0000.4.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: 2.2.v04mldbd.exe.4ca0000.4.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: classification engine Classification label: mal100.troj.spyw.evad.winEXE@5/5@1/1
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0125A6AD GetLastError,FormatMessageW, 1_2_0125A6AD
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00403486 EntryPoint,SetErrorMode,GetVersion,lstrlenA,#17,OleInitialize,SHGetFileInfoA,GetCommandLineA,CharNextA,GetTempPathA,GetTempPathA,GetWindowsDirectoryA,lstrcatA,GetTempPathA,lstrcatA,SetEnvironmentVariableA,SetEnvironmentVariableA,SetEnvironmentVariableA,DeleteFileA,ExitProcess,OleUninitialize,ExitProcess,lstrcatA,lstrcatA,lstrcatA,lstrcmpiA,SetCurrentDirectoryA,DeleteFileA,CopyFileA,CloseHandle,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_00403486
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004AAFBA AdjustTokenPrivileges, 2_2_004AAFBA
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004AAF83 AdjustTokenPrivileges, 2_2_004AAF83
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00404763 GetDlgItem,SetWindowTextA,SHBrowseForFolderA,CoTaskMemFree,lstrcmpiA,lstrcatA,SetDlgItemTextA,GetDiskFreeSpaceA,MulDiv,SetDlgItemTextA, 0_2_00404763
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01254148 CreateToolhelp32Snapshot,Process32FirstW,Process32NextW,CloseHandle, 1_2_01254148
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_0040216B CoCreateInstance,MultiByteToWideChar, 0_2_0040216B
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00401489 GetModuleHandleW,GetModuleHandleW,FindResourceW,GetModuleHandleW,LoadResource,LockResource,GetModuleHandleW,SizeofResource,FreeResource,ExitProcess, 2_2_00401489
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Mutant created: \Sessions\1\BaseNamedObjects\Global\.net clr networking
Source: C:\Users\user\Desktop\HTG-9087650.exe File created: C:\Users\user\AppData\Local\Temp\nsx3577.tmp Jump to behavior
Source: HTG-9087650.exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Section loaded: C:\Windows\assembly\NativeImages_v2.0.50727_32\mscorlib\9603718106bd57ecfbb18fefd769cab4\mscorlib.ni.dll Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Section loaded: C:\Windows\assembly\GAC_32\mscorlib\2.0.0.0__b77a5c561934e089\sorttbls.nlp Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Section loaded: C:\Windows\assembly\GAC_32\mscorlib\2.0.0.0__b77a5c561934e089\sortkey.nlp Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Users\user\Desktop\HTG-9087650.exe File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Users\user\Desktop\HTG-9087650.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: HTG-9087650.exe Virustotal: Detection: 20%
Source: HTG-9087650.exe ReversingLabs: Detection: 19%
Source: C:\Users\user\Desktop\HTG-9087650.exe File read: C:\Users\user\Desktop\HTG-9087650.exe Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\HTG-9087650.exe 'C:\Users\user\Desktop\HTG-9087650.exe'
Source: unknown Process created: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\syioy.pm
Source: unknown Process created: C:\Users\user\AppData\Local\Temp\v04mldbd.exe C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\syioy.pm
Source: C:\Users\user\Desktop\HTG-9087650.exe Process created: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\syioy.pm Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Process created: C:\Users\user\AppData\Local\Temp\v04mldbd.exe C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\syioy.pm Jump to behavior
Source: C:\Users\user\Desktop\HTG-9087650.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f486a52-3cb1-48fd-8f50-b8dc300d9f9d}\InProcServer32 Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Windows\Microsoft.NET\Framework\v2.0.50727\mscorrc.dll Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Windows\WinSxS\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.9445_none_d08c58b4442ba54f\MSVCR80.dll Jump to behavior
Source: HTG-9087650.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: wntdll.pdbUGP source: xidczjbzj.exe, 00000001.00000003.231926242.0000000004AD0000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: xidczjbzj.exe, 00000001.00000003.231926242.0000000004AD0000.00000004.00000001.sdmp
Source: Binary string: mscorrc.pdb source: v04mldbd.exe, 00000002.00000002.605383560.0000000000D10000.00000002.00000001.sdmp

Data Obfuscation:

barindex
Detected unpacking (changes PE section rights)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Unpacked PE file: 2.2.v04mldbd.exe.400000.0.unpack .text:ER;.rdata:R;.data:W;.rsrc:R;.reloc:R; vs .text:ER;.rdata:R;.data:W;.gfids:R;.rsrc:R;
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Unpacked PE file: 2.2.v04mldbd.exe.400000.0.unpack
PE file contains an invalid checksum
Source: v04mldbd.exe.1.dr Static PE information: real checksum: 0xdf890 should be: 0xe835e
Source: HTG-9087650.exe Static PE information: real checksum: 0x0 should be: 0xc5899
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01218B75 push ecx; ret 1_2_01218B88
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00401F16 push ecx; ret 2_2_00401F29
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004A27A4 push esi; ret 2_2_004A27AE
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_05701FB8 push 6FE2C310h; ret 2_2_05701FCE
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00401F16 push ecx; ret 2_1_00401F29

Persistence and Installation Behavior:

barindex
Drops PE files
Source: C:\Users\user\Desktop\HTG-9087650.exe File created: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Jump to dropped file
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe File created: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Jump to dropped file

Hooking and other Techniques for Hiding and Protection:

barindex
Contains functionality to check if a window is minimized (may be used to check if an application is visible)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01205EDA GetForegroundWindow,FindWindowW,IsIconic,ShowWindow,SetForegroundWindow,GetWindowThreadProcessId,GetWindowThreadProcessId,GetCurrentThreadId,GetWindowThreadProcessId,AttachThreadInput,AttachThreadInput,AttachThreadInput,AttachThreadInput,SetForegroundWindow,MapVirtualKeyW,MapVirtualKeyW,keybd_event,keybd_event,MapVirtualKeyW,keybd_event,MapVirtualKeyW,keybd_event,MapVirtualKeyW,keybd_event,SetForegroundWindow,AttachThreadInput,AttachThreadInput,AttachThreadInput,AttachThreadInput, 1_2_01205EDA
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Registry key monitored for changes: HKEY_CURRENT_USER_Classes Jump to behavior
Source: C:\Users\user\Desktop\HTG-9087650.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

barindex
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Function Chain: memAlloc,systemQueried,systemQueried,threadCreated,threadResumed,threadDelayed,threadDelayed,threadDelayed,systemQueried,systemQueried,threadDelayed,systemQueried,threadDelayed,systemQueried,threadDelayed,systemQueried,threadDelayed,threadDelayed,threadDelayed,threadDelayed,threadDelayed,threadDelayed,threadDelayed,threadDelayed,memAlloc
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_BaseBoard
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_NetworkAdapterConfiguration
Contains capabilities to detect virtual machines
Source: C:\Users\user\Desktop\HTG-9087650.exe File opened / queried: SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b} Jump to behavior
Contains long sleeps (>= 3 min)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Window / User API: threadDelayed 1050 Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe TID: 6952 Thread sleep time: -922337203685477s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe TID: 6952 Thread sleep count: 1050 > 30 Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe TID: 6952 Thread sleep time: -31500000s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe TID: 6952 Thread sleep time: -30000s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe TID: 6952 Thread sleep time: -30000s >= -30000s Jump to behavior
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Last function: Thread delayed
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Last function: Thread delayed
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00405A15 CloseHandle,GetTempPathA,DeleteFileA,lstrcatA,lstrcatA,lstrlenA,FindFirstFileA,FindNextFileA,FindClose, 0_2_00405A15
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_004065C1 FindFirstFileA,FindClose, 0_2_004065C1
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_004027A1 FindFirstFileA, 0_2_004027A1
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00404A29 FindFirstFileExW, 2_2_00404A29
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00404A29 FindFirstFileExW, 2_1_00404A29
Source: v04mldbd.exe, 00000002.00000002.609497118.00000000055B0000.00000002.00000001.sdmp Binary or memory string: A Virtual Machine could not be started because Hyper-V is not installed.
Source: v04mldbd.exe, 00000002.00000002.609497118.00000000055B0000.00000002.00000001.sdmp Binary or memory string: A communication protocol error has occurred between the Hyper-V Host and Guest Compute Service.
Source: v04mldbd.exe, 00000002.00000002.609497118.00000000055B0000.00000002.00000001.sdmp Binary or memory string: The communication protocol version between the Hyper-V Host and Guest Compute Services is not supported.
Source: v04mldbd.exe, 00000002.00000002.609497118.00000000055B0000.00000002.00000001.sdmp Binary or memory string: An unknown internal message was received by the Hyper-V Compute Service.
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Process information queried: ProcessInformation Jump to behavior

Anti Debugging:

barindex
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00E930C8 KiUserExceptionDispatcher,LdrInitializeThunk, 2_2_00E930C8
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01225CAC EncodePointer,EncodePointer,___crtIsPackagedApp,LoadLibraryExW,GetLastError,LoadLibraryExW,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,IsDebuggerPresent,OutputDebugStringW,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer, 1_2_01225CAC
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01225CAC EncodePointer,EncodePointer,___crtIsPackagedApp,LoadLibraryExW,GetLastError,LoadLibraryExW,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,IsDebuggerPresent,OutputDebugStringW,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer, 1_2_01225CAC
Contains functionality to read the PEB
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011819DD mov eax, dword ptr fs:[00000030h] 1_2_011819DD
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_011817DA mov eax, dword ptr fs:[00000030h] 1_2_011817DA
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004035F1 mov eax, dword ptr fs:[00000030h] 2_2_004035F1
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_004035F1 mov eax, dword ptr fs:[00000030h] 2_1_004035F1
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_004067FE GetProcessHeap, 2_2_004067FE
Enables debug privileges
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_0121A385 SetUnhandledExceptionFilter,UnhandledExceptionFilter, 1_2_0121A385
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00401E1D SetUnhandledExceptionFilter, 2_2_00401E1D
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_0040446F IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 2_2_0040446F
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00401C88 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 2_2_00401C88
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_00401F30 SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 2_2_00401F30
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00401E1D SetUnhandledExceptionFilter, 2_1_00401E1D
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_0040446F IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 2_1_0040446F
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00401C88 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 2_1_00401C88
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_1_00401F30 SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 2_1_00401F30
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion:

barindex
Maps a DLL or memory area into another process
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Section loaded: unknown target: C:\Users\user\AppData\Local\Temp\v04mldbd.exe protection: execute and read and write Jump to behavior
Sample uses process hollowing technique
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Section unmapped: C:\Users\user\AppData\Local\Temp\v04mldbd.exe base address: 400000 Jump to behavior
Writes to foreign memory regions
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Memory written: C:\Users\user\AppData\Local\Temp\v04mldbd.exe base: 258008 Jump to behavior
Contains functionality to simulate keystroke presses
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_01205EDA GetForegroundWindow,FindWindowW,IsIconic,ShowWindow,SetForegroundWindow,GetWindowThreadProcessId,GetWindowThreadProcessId,GetCurrentThreadId,GetWindowThreadProcessId,AttachThreadInput,AttachThreadInput,AttachThreadInput,AttachThreadInput,SetForegroundWindow,MapVirtualKeyW,MapVirtualKeyW,keybd_event,keybd_event,MapVirtualKeyW,keybd_event,MapVirtualKeyW,keybd_event,MapVirtualKeyW,keybd_event,SetForegroundWindow,AttachThreadInput,AttachThreadInput,AttachThreadInput,AttachThreadInput, 1_2_01205EDA
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Process created: C:\Users\user\AppData\Local\Temp\v04mldbd.exe C:\Users\user\AppData\Local\Temp\xidczjbzj.exe C:\Users\user\AppData\Local\Temp\syioy.pm Jump to behavior
Source: xidczjbzj.exe, 00000001.00000002.236009405.0000000004835000.00000004.00000001.sdmp, v04mldbd.exe, 00000002.00000000.226633658.00000000004B6000.00000002.00020000.sdmp, nsx3578.tmp.0.dr Binary or memory string: Run Script:AutoIt script files (*.au3, *.a3x)*.au3;*.a3xAll files (*.*)*.*au3#include depth exceeded. Make sure there are no recursive includesError opening the file>>>AUTOIT SCRIPT<<<Bad directive syntax errorUnterminated stringCannot parse #includeUnterminated group of commentsONOFF0%d%dShell_TrayWndREMOVEKEYSEXISTSAPPENDblankinfoquestionstopwarning
Source: xidczjbzj.exe, v04mldbd.exe, 00000002.00000002.605596563.0000000001250000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd
Source: v04mldbd.exe, 00000002.00000002.605596563.0000000001250000.00000002.00000001.sdmp Binary or memory string: Progman
Source: v04mldbd.exe, 00000002.00000002.605596563.0000000001250000.00000002.00000001.sdmp Binary or memory string: SProgram Managerl
Source: v04mldbd.exe, 00000002.00000002.605596563.0000000001250000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd,
Source: v04mldbd.exe, 00000002.00000002.605596563.0000000001250000.00000002.00000001.sdmp Binary or memory string: Progmanlock

Language, Device and Operating System Detection:

barindex
Contains functionality to query CPU information (cpuid)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Code function: 2_2_0040208D cpuid 2_2_0040208D
Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Queries volume information: C:\Windows\assembly\GAC_32\CustomMarshalers\2.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Queries volume information: C:\Windows\assembly\GAC_32\CustomMarshalers\2.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\xidczjbzj.exe Code function: 1_2_012250B7 GetSystemTimeAsFileTime,GetCurrentThreadId,GetCurrentProcessId,QueryPerformanceCounter, 1_2_012250B7
Source: C:\Users\user\Desktop\HTG-9087650.exe Code function: 0_2_00403486 EntryPoint,SetErrorMode,GetVersion,lstrlenA,#17,OleInitialize,SHGetFileInfoA,GetCommandLineA,CharNextA,GetTempPathA,GetTempPathA,GetWindowsDirectoryA,lstrcatA,GetTempPathA,lstrcatA,SetEnvironmentVariableA,SetEnvironmentVariableA,SetEnvironmentVariableA,DeleteFileA,ExitProcess,OleUninitialize,ExitProcess,lstrcatA,lstrcatA,lstrcatA,lstrcmpiA,SetCurrentDirectoryA,DeleteFileA,CopyFileA,CloseHandle,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_00403486
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000002.00000002.609043006.0000000004CA2000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.604206225.0000000000400000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000001.231786919.0000000000414000.00000040.00020000.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.608368856.0000000003B61000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.608962931.0000000004C60000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.604739933.0000000000956000.00000004.00000020.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.232405939.0000000001190000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: v04mldbd.exe PID: 6852, type: MEMORY
Source: Yara match File source: Process Memory Space: xidczjbzj.exe PID: 6824, type: MEMORY
Source: Yara match File source: 2.2.v04mldbd.exe.4ca0000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.4c60000.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.4c60000.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.xidczjbzj.exe.1190000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.1.v04mldbd.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.xidczjbzj.exe.1190000.0.unpack, type: UNPACKEDPE
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Key opened: HKEY_CURRENT_USER\SOFTWARE\Martin Prikryl\WinSCP 2\Sessions Jump to behavior
Tries to harvest and steal browser information (history, passwords, etc)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Local\Google\Chrome\User Data\Default\Login Data Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Roaming\Mozilla\Firefox\profiles.ini Jump to behavior
Tries to harvest and steal ftp login credentials
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Roaming\FileZilla\recentservers.xml Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect\ Jump to behavior
Tries to steal Mail credentials (via file access)
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Key opened: HKEY_CURRENT_USER\Software\IncrediMail\Identities Jump to behavior
Source: C:\Users\user\AppData\Local\Temp\v04mldbd.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior
Yara detected Credential Stealer
Source: Yara match File source: 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: v04mldbd.exe PID: 6852, type: MEMORY

Remote Access Functionality:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000002.00000002.609043006.0000000004CA2000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.604206225.0000000000400000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000001.231786919.0000000000414000.00000040.00020000.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.608368856.0000000003B61000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.608962931.0000000004C60000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.604739933.0000000000956000.00000004.00000020.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.607044229.0000000002B61000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.232405939.0000000001190000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: v04mldbd.exe PID: 6852, type: MEMORY
Source: Yara match File source: Process Memory Space: xidczjbzj.exe PID: 6824, type: MEMORY
Source: Yara match File source: 2.2.v04mldbd.exe.4ca0000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.4c60000.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.v04mldbd.exe.4c60000.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.xidczjbzj.exe.1190000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.1.v04mldbd.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.xidczjbzj.exe.1190000.0.unpack, type: UNPACKEDPE
windows-stand
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
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 344851 Sample: HTG-9087650.exe Startdate: 27/01/2021 Architecture: WINDOWS Score: 100 26 Found malware configuration 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected AgentTesla 2->30 32 3 other signatures 2->32 7 HTG-9087650.exe 12 2->7         started        process3 file4 18 C:\Users\user\AppData\Local\...\xidczjbzj.exe, PE32 7->18 dropped 10 xidczjbzj.exe 1 7->10         started        process5 file6 20 C:\Users\user\AppData\Local\...\v04mldbd.exe, PE32 10->20 dropped 34 Writes to foreign memory regions 10->34 36 Maps a DLL or memory area into another process 10->36 38 Sample uses process hollowing technique 10->38 14 v04mldbd.exe 4 10->14         started        signatures7 process8 dnsIp9 22 smtp.kpce-co.com 14->22 24 us2.smtp.mailhostbox.com 208.91.198.143, 49735, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->24 40 Multi AV Scanner detection for dropped file 14->40 42 Detected unpacking (changes PE section rights) 14->42 44 Detected unpacking (overwrites its own PE header) 14->44 46 7 other signatures 14->46 signatures10
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
208.91.198.143
 unknown United States
394695 PUBLIC-DOMAIN-REGISTRYUS false

Contacted Domains

Name IP Active
us2.smtp.mailhostbox.com 208.91.198.143 true
smtp.kpce-co.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://flF3mJWUOO3.net true
  • Avira URL Cloud: safe
 unknown