Analysis
- max time kernel
62s - max time network
182s - platform
windows7_x64 - resource
win7v20210410 - submitted
04/07/2021, 10:23
General
- Target 9fbeabd476a205fecdcbe66f7c0e54cd.exe
- Size 627KB
- Sample210704-b5tk4b95xe
- SHA256 bddbc443969ee9ba73dcdca9bec564e4cbeadf3c606681d9ce134b1f356f31f5
Score
10/10
Malware Config
Extracted
Family
-
systembc
C2
-
185.215.113.32:4000
-
78.47.64.46:4000
Signatures
- SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
- Drops file in Windows directory 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9fbeabd476a205fecdcbe66f7c0e54cd.exe"C:\Users\Admin\AppData\Local\Temp\9fbeabd476a205fecdcbe66f7c0e54cd.exe"1⤵
- Drops file in Windows directory
-
C:\Windows\system32\taskeng.exetaskeng.exe {34A877BD-9FD3-40DB-B7CB-A088C6A2D4C7} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\9fbeabd476a205fecdcbe66f7c0e54cd.exeC:\Users\Admin\AppData\Local\Temp\9fbeabd476a205fecdcbe66f7c0e54cd.exe start2⤵
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/368-60-0x0000000075A71000-0x0000000075A73000-memory.dmp
memory/368-62-0x0000000000360000-0x0000000000365000-memory.dmp
memory/368-61-0x0000000000230000-0x0000000000231000-memory.dmp
memory/368-63-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/1252-66-0x00000000003B0000-0x00000000003B1000-memory.dmp
memory/1252-68-0x0000000000400000-0x00000000004A2000-memory.dmp