Analysis
- max time kernel
192s - max time network
198s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
03/05/2022, 20:18
General
- Target 8980000809000.exe
- Size 619KB
- Sample220503-y3hdcsedfj
- SHA256 fbcf45a88ba1f036c2e124ec1939b8e94ffcee01e56e736553938ff4ba5a0dee
Score
10/10
Malware Config
Extracted
Family
-
matiex
C2
-
https://api.telegram.org/bot1395392888:AAFrJovDdZICOFB0gX0eGWrAUzEKCRpv8xo/sendMessage?chat_id=1300181783
Signatures
- Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
- Matiex Main Payload 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8980000809000.exe"C:\Users\Admin\AppData\Local\Temp\8980000809000.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/2748-132-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2748-133-0x0000000004FC0000-0x000000000505C000-memory.dmp
memory/2748-134-0x0000000005060000-0x00000000050C6000-memory.dmp
memory/2748-135-0x0000000006070000-0x0000000006614000-memory.dmp
memory/4172-130-0x0000000000B80000-0x0000000000BB2000-memory.dmp