Analysis
- max time kernel
147s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
12/06/2024, 18:43
General
- Target 6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe
- Size 733KB
- Sample240612-xc563avhrd
- SHA256 6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380
Malware Config
Extracted
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agenttesla
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Protocol
smtp
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Host
zqamcx.com
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Port
587
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Username
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Password
Methodman991
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 29 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 23 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UGCAVDJEyTL.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UGCAVDJEyTL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF2EB.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"C:\Users\Admin\AppData\Local\Temp\6f3edb7e9cefd209427147f4162e5dd3c87f48d12c6b4efb15c5a878ca049380.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_vlssvyas.vz1.ps1
tmpF2EB.tmp
memory/812-46-0x0000000000400000-0x0000000000442000-memory.dmp
memory/812-91-0x00000000063C0000-0x0000000006410000-memory.dmp
memory/1220-7-0x0000000005880000-0x0000000005890000-memory.dmp
memory/1220-49-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/1220-8-0x0000000006B80000-0x0000000006C04000-memory.dmp
memory/1220-9-0x0000000008210000-0x00000000082AC000-memory.dmp
memory/1220-10-0x0000000074F1E000-0x0000000074F1F000-memory.dmp
memory/1220-11-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/1220-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp
memory/1220-1-0x0000000000C70000-0x0000000000D28000-memory.dmp
memory/1220-2-0x0000000005B10000-0x00000000060B4000-memory.dmp
memory/1220-3-0x0000000005600000-0x0000000005692000-memory.dmp
memory/1220-6-0x0000000005940000-0x0000000005962000-memory.dmp
memory/1220-5-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/1220-4-0x00000000055F0000-0x00000000055FA000-memory.dmp
memory/2696-89-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/2696-24-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/2696-19-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/2696-18-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/2696-17-0x0000000005890000-0x0000000005EB8000-memory.dmp
memory/2696-16-0x0000000002DB0000-0x0000000002DE6000-memory.dmp
memory/2696-63-0x00000000715B0000-0x00000000715FC000-memory.dmp
memory/2696-82-0x0000000007D10000-0x0000000007D2A000-memory.dmp
memory/2696-42-0x0000000006070000-0x00000000063C4000-memory.dmp
memory/2696-50-0x00000000066B0000-0x00000000066CE000-memory.dmp
memory/2696-79-0x0000000007BD0000-0x0000000007BE1000-memory.dmp
memory/2696-77-0x0000000007A40000-0x0000000007A4A000-memory.dmp
memory/4560-48-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/4560-53-0x00000000715B0000-0x00000000715FC000-memory.dmp
memory/4560-52-0x0000000006890000-0x00000000068C2000-memory.dmp
memory/4560-74-0x0000000007550000-0x00000000075F3000-memory.dmp
memory/4560-75-0x0000000007CA0000-0x000000000831A000-memory.dmp
memory/4560-76-0x0000000007660000-0x000000000767A000-memory.dmp
memory/4560-64-0x00000000068D0000-0x00000000068EE000-memory.dmp
memory/4560-78-0x00000000078E0000-0x0000000007976000-memory.dmp
memory/4560-51-0x00000000068F0000-0x000000000693C000-memory.dmp
memory/4560-80-0x0000000007890000-0x000000000789E000-memory.dmp
memory/4560-81-0x00000000078A0000-0x00000000078B4000-memory.dmp
memory/4560-45-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/4560-83-0x0000000007980000-0x0000000007988000-memory.dmp
memory/4560-43-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/4560-21-0x0000000005260000-0x0000000005282000-memory.dmp
memory/4560-90-0x0000000074F10000-0x00000000756C0000-memory.dmp
memory/4560-22-0x0000000005380000-0x00000000053E6000-memory.dmp
memory/4560-23-0x0000000005470000-0x00000000054D6000-memory.dmp