Analysis
- max time kernel
91s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
18/12/2022, 12:38
General
- Target SCONT-Konic22121113560-1.pdf.exe
- Size 129KB
- Sample221218-pt2k7sca23
- SHA256 d234622045f596a9824d60e791e1bf44cbaddd609fc26bd656ba69a7eb5d5819
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot2079338442:AAEEwFSr5UAQhd9srqEVg17eOJdjaG7ACkk/
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.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SCONT-Konic22121113560-1.pdf.exe"C:\Users\Admin\AppData\Local\Temp\SCONT-Konic22121113560-1.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\SCONT-Konic22121113560-1.pdf.exeC:\Users\Admin\AppData\Local\Temp\SCONT-Konic22121113560-1.pdf.exe2⤵
- 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
SCONT-Konic22121113560-1.pdf.exe.log
memory/1760-149-0x0000000006D80000-0x0000000006DD0000-memory.dmp
memory/1760-148-0x0000000006820000-0x000000000682A000-memory.dmp
memory/1760-147-0x00000000056A0000-0x000000000573C000-memory.dmp
memory/1760-145-0x0000000000400000-0x000000000042E000-memory.dmp
memory/3900-133-0x0000000005DE0000-0x0000000006384000-memory.dmp
memory/3900-134-0x0000000005930000-0x00000000059C2000-memory.dmp
memory/3900-135-0x0000000005B40000-0x0000000005B62000-memory.dmp
memory/3900-132-0x0000000000460000-0x0000000000486000-memory.dmp
memory/4900-143-0x0000000006E30000-0x0000000006E4A000-memory.dmp
memory/4900-142-0x0000000008190000-0x000000000880A000-memory.dmp
memory/4900-141-0x0000000006920000-0x000000000693E000-memory.dmp
memory/4900-140-0x0000000006300000-0x0000000006366000-memory.dmp
memory/4900-139-0x00000000061E0000-0x0000000006246000-memory.dmp
memory/4900-138-0x0000000005B00000-0x0000000006128000-memory.dmp
memory/4900-137-0x00000000053B0000-0x00000000053E6000-memory.dmp