Analysis
- max time kernel
293s - max time network
301s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
16/04/2024, 11:08
General
- Target 046e029c41ac8987649a05e98db75a462e6d42f5f32e871f907036d23ec2d701.exe
- Size 212KB
- Sample240416-m8lr7agh22
- SHA256 046e029c41ac8987649a05e98db75a462e6d42f5f32e871f907036d23ec2d701
Malware Config
Extracted
-
systembc
-
yan0212.com:4039
-
yan0212.net:4039
Signatures
- SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
- Executes dropped EXE 1 IoCs
- UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Uses Tor communications 1 TTPs
Malware can proxy its traffic through Tor for more anonymity.
- Drops file in Windows directory 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\046e029c41ac8987649a05e98db75a462e6d42f5f32e871f907036d23ec2d701.exe"C:\Users\Admin\AppData\Local\Temp\046e029c41ac8987649a05e98db75a462e6d42f5f32e871f907036d23ec2d701.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
-
C:\ProgramData\seqe\lhxab.exeC:\ProgramData\seqe\lhxab.exe start1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
lhxab.exe
memory/3016-1-0x00000000046F0000-0x00000000047F0000-memory.dmp
memory/3016-2-0x00000000001C0000-0x00000000001C9000-memory.dmp
memory/3016-9-0x0000000000400000-0x00000000045F0000-memory.dmp
memory/3016-14-0x00000000046F0000-0x00000000047F0000-memory.dmp
memory/4240-10-0x00000000047B0000-0x00000000048B0000-memory.dmp
memory/4240-11-0x00000000001C0000-0x00000000001C9000-memory.dmp
memory/4240-13-0x0000000000400000-0x00000000045F0000-memory.dmp
memory/4240-17-0x00000000047B0000-0x00000000048B0000-memory.dmp