Analysis
- max time kernel
292s - max time network
301s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
16/04/2024, 10:48
General
- Target e4eeae87c2a1322dcca0411cb644fc416d3423d9236b3a94408214315d2a6699.exe
- Size 231KB
- Sample240416-mv5cdage74
- SHA256 e4eeae87c2a1322dcca0411cb644fc416d3423d9236b3a94408214315d2a6699
Score
10/10
Malware Config
Extracted
Family
-
systembc
C2
-
31.44.185.6:4001
-
31.44.185.11:4001
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\e4eeae87c2a1322dcca0411cb644fc416d3423d9236b3a94408214315d2a6699.exe"C:\Users\Admin\AppData\Local\Temp\e4eeae87c2a1322dcca0411cb644fc416d3423d9236b3a94408214315d2a6699.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 9482⤵
- Program crash
-
-
C:\ProgramData\ojgewur\bjii.exeC:\ProgramData\ojgewur\bjii.exe start1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3716 -ip 37161⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
bjii.exe
memory/3716-1-0x0000000000630000-0x0000000000730000-memory.dmp
memory/3716-2-0x00000000005D0000-0x00000000005D9000-memory.dmp
memory/3716-3-0x0000000000400000-0x000000000046B000-memory.dmp
memory/3716-16-0x0000000000630000-0x0000000000730000-memory.dmp
memory/4048-11-0x0000000000750000-0x0000000000850000-memory.dmp
memory/4048-12-0x00000000006D0000-0x00000000006D9000-memory.dmp
memory/4048-13-0x0000000000400000-0x000000000046B000-memory.dmp
memory/4048-19-0x0000000000750000-0x0000000000850000-memory.dmp