Analysis
- max time kernel
92s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
26/01/2024, 11:00
General
- Target 772e5f453fa9373d39f023d7c38e6b38.exe
- Size 54KB
- Sample240126-m38d1acaa2
- SHA256 382dbb2ef5f54e3735817318b680935e068749651f702213ab3edfb7842115fd
Score
10/10
Malware Config
Extracted
Family
-
arkei
C2
-
95.181.157.6/3Wy90FKGCj.php
Signatures
- Arkei
Arkei is an infostealer written in C++.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\772e5f453fa9373d39f023d7c38e6b38.exe"C:\Users\Admin\AppData\Local\Temp\772e5f453fa9373d39f023d7c38e6b38.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asas.exe"C:\Users\Admin\AppData\Local\Temp\asas.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
asas.exe
asas.exe
asas.exe
memory/3544-0-0x0000000000520000-0x0000000000534000-memory.dmp
memory/3544-3-0x00007FFDF7F60000-0x00007FFDF8A21000-memory.dmp
memory/3544-4-0x0000000000E90000-0x0000000000EA0000-memory.dmp
memory/3544-13-0x00007FFDF7F60000-0x00007FFDF8A21000-memory.dmp