Analysis
- max time kernel
136s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
26/05/2023, 14:57
General
- Target UPDATED PI.pdf (2).exe
- Size 827KB
- Sample230526-sblc2sge3w
- SHA256 28657acf0a25a10979f1f7df41780b42fbeef920272067f9345f7a6a4788f889
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.expertsconsultgh.co
-
Port
587
-
Username
-
Password
Oppong.2012
-
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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\UPDATED PI.pdf (2).exe"C:\Users\Admin\AppData\Local\Temp\UPDATED PI.pdf (2).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\WVVrJSgPypFKsQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF3BB.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmpF3BB.tmp
memory/1764-139-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/1764-134-0x0000000005970000-0x0000000005A0C000-memory.dmp
memory/1764-136-0x0000000005A10000-0x0000000005AA2000-memory.dmp
memory/1764-137-0x0000000005920000-0x000000000592A000-memory.dmp
memory/1764-138-0x0000000005C40000-0x0000000005C96000-memory.dmp
memory/1764-133-0x0000000000EB0000-0x0000000000F86000-memory.dmp
memory/1764-140-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/1764-135-0x0000000005FC0000-0x0000000006564000-memory.dmp
memory/3332-144-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3332-146-0x00000000050D0000-0x00000000050E0000-memory.dmp
memory/3332-147-0x0000000005150000-0x00000000051B6000-memory.dmp
memory/3332-148-0x00000000064F0000-0x0000000006540000-memory.dmp
memory/3332-149-0x0000000006710000-0x00000000068D2000-memory.dmp
memory/3332-150-0x00000000050D0000-0x00000000050E0000-memory.dmp