Analysis
- max time kernel
144s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
16/03/2023, 08:31
General
- Target 3b3d7619eb68e228800d9c3f5ac23ee3.dll
- Size 12.4MB
- Sample230316-kep7eahh86
- SHA256 ae8bce2c950ea683276425246918a82935cb7214d08190d5996e31876208ab77
Score
10/10
Malware Config
Extracted
Family
-
systembc
C2
-
79.137.203.32:4289
-
localhost.exchange:4289
Signatures
- SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
- Blocklisted process makes network request 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b3d7619eb68e228800d9c3f5ac23ee3.dll,#11⤵
- Blocklisted process makes network request
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/2696-133-0x00007FFD358D0000-0x00007FFD358D2000-memory.dmp
memory/2696-134-0x00007FFD358E0000-0x00007FFD358E2000-memory.dmp
memory/2696-135-0x00007FFD15C10000-0x00007FFD16F46000-memory.dmp