Analysis
- max time kernel
190s - max time network
211s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
29/11/2022, 18:32
General
- Target SecuriteInfo.com.Win32.PWSX-gen.18868.10449.exe
- Size 714KB
- Sample221129-w6ltvaea78
- SHA256 96642679196d3f732718eebf2e7970d7eca03ddc4645b3f0292db847ed82b24e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.strictfacilityservices.com
-
Port
587
-
Username
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Password
SFS!@#321
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.18868.10449.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.18868.10449.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IwUNvHNy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6C03.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.18868.10449.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
SecuriteInfo.com.Win32.PWSX-gen.18868.10449.exe.log
tmp6C03.tmp
memory/2148-132-0x0000000000900000-0x00000000009B8000-memory.dmp
memory/2148-133-0x00000000059E0000-0x0000000005F84000-memory.dmp
memory/2148-134-0x0000000005360000-0x00000000053F2000-memory.dmp
memory/2148-135-0x0000000005430000-0x00000000054CC000-memory.dmp
memory/2148-136-0x0000000005350000-0x000000000535A000-memory.dmp
memory/4336-140-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4336-142-0x0000000005C10000-0x0000000005C76000-memory.dmp