Analysis
- max time kernel
898s - max time network
568s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/09/2026, 16:19
General
- Target UnixStealerV2/Stub/stub.exe
- Size 258KB
- Sample260908-tsykdathrf
- SHA256 59b20774e811849ca7a4f333045604e1517b72a0b47373a7328422c84012c03e
Score
7/10
Malware Config
Signatures
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Looks up external IP address via web service 1 TTPs 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\UnixStealerV2\Stub\stub.exe"C:\Users\Admin\AppData\Local\Temp\UnixStealerV2\Stub\stub.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/772-0-0x0000025A378C0000-0x0000025A37904000-memory.dmp
memory/772-1-0x0000025A39500000-0x0000025A39510000-memory.dmp
memory/772-2-0x0000025A39650000-0x0000025A39662000-memory.dmp
memory/772-3-0x0000025A39500000-0x0000025A39510000-memory.dmp