Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
11/01/2023, 15:55
General
- Target cd7f488588b891094c27999d19388be9.exe
- Size 255KB
- Sample230111-tcsdesdd74
- SHA256 2a9262660a612c10017d661e2cd82a2e1dabef943542e83bc0f72426622a761a
Score
10/10
Malware Config
Extracted
Family
-
systembc
C2
-
45.182.189.231:443
Signatures
- SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
- Executes dropped EXE 1 IoCs
- Drops file in Windows directory 2 IoCs
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cd7f488588b891094c27999d19388be9.exe"C:\Users\Admin\AppData\Local\Temp\cd7f488588b891094c27999d19388be9.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 4922⤵
- Program crash
-
-
C:\ProgramData\nvqq\nvmnvo.exeC:\ProgramData\nvqq\nvmnvo.exe start1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1692 -ip 16921⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
nvmnvo.exe
nvmnvo.exe
memory/1692-132-0x0000000002CA2000-0x0000000002CB7000-memory.dmp
memory/1692-133-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/1692-134-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/1692-137-0x0000000002CA2000-0x0000000002CB7000-memory.dmp
memory/3592-138-0x0000000002DCD000-0x0000000002DE2000-memory.dmp
memory/3592-139-0x0000000000400000-0x0000000002C2E000-memory.dmp