Analysis
- max time kernel
64s - max time network
73s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
12/06/2024, 01:46
General
- Target SOF-41593-21052024112851.exe
- Size 783KB
- Sample240612-b672vsyarg
- SHA256 280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f
Malware Config
Extracted
-
agenttesla
-
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 25 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe"C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.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\SOF-41593-21052024112851.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\rkaDHUKbZLCALj.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\rkaDHUKbZLCALj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFED2.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe"C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.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_mjshomhy.gr3.ps1
tmpFED2.tmp
memory/376-82-0x0000000007CE0000-0x0000000007CE8000-memory.dmp
memory/376-21-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/376-61-0x0000000071380000-0x00000000713CC000-memory.dmp
memory/376-77-0x0000000007C40000-0x0000000007CD6000-memory.dmp
memory/376-50-0x00000000069C0000-0x0000000006A0C000-memory.dmp
memory/376-80-0x0000000007C00000-0x0000000007C14000-memory.dmp
memory/376-81-0x0000000007D00000-0x0000000007D1A000-memory.dmp
memory/376-26-0x0000000005F10000-0x0000000005F76000-memory.dmp
memory/376-75-0x0000000008000000-0x000000000867A000-memory.dmp
memory/376-25-0x0000000005EA0000-0x0000000005F06000-memory.dmp
memory/376-88-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/376-23-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/2724-11-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/2724-7-0x0000000005CB0000-0x0000000005CC0000-memory.dmp
memory/2724-2-0x0000000005D50000-0x00000000062F4000-memory.dmp
memory/2724-5-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/2724-3-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/2724-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp
memory/2724-1-0x0000000000D90000-0x0000000000E56000-memory.dmp
memory/2724-6-0x0000000005C90000-0x0000000005CAA000-memory.dmp
memory/2724-4-0x0000000005A00000-0x0000000005A0A000-memory.dmp
memory/2724-10-0x0000000074CBE000-0x0000000074CBF000-memory.dmp
memory/2724-48-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/2724-9-0x000000000A8A0000-0x000000000A93C000-memory.dmp
memory/2724-8-0x0000000006DD0000-0x0000000006E54000-memory.dmp
memory/3632-90-0x0000000005F20000-0x0000000005F70000-memory.dmp
memory/3632-32-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4316-16-0x0000000002DE0000-0x0000000002E16000-memory.dmp
memory/4316-63-0x00000000076B0000-0x00000000076CE000-memory.dmp
memory/4316-73-0x0000000007910000-0x00000000079B3000-memory.dmp
memory/4316-52-0x0000000071380000-0x00000000713CC000-memory.dmp
memory/4316-74-0x0000000007A30000-0x0000000007A4A000-memory.dmp
memory/4316-76-0x0000000007AA0000-0x0000000007AAA000-memory.dmp
memory/4316-51-0x00000000076D0000-0x0000000007702000-memory.dmp
memory/4316-78-0x0000000007C30000-0x0000000007C41000-memory.dmp
memory/4316-79-0x0000000007C60000-0x0000000007C6E000-memory.dmp
memory/4316-49-0x0000000006700000-0x000000000671E000-memory.dmp
memory/4316-46-0x0000000006250000-0x00000000065A4000-memory.dmp
memory/4316-24-0x0000000005840000-0x0000000005862000-memory.dmp
memory/4316-20-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4316-19-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4316-89-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4316-17-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4316-18-0x00000000058D0000-0x0000000005EF8000-memory.dmp