Analysis
- max time kernel
146s - max time network
156s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
07/06/2024, 16:09
General
- Target 396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.exe
- Size 4.4MB
- Sample240607-tma7wsbg99
- SHA256 396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19
Malware Config
Extracted
-
socks5systemz
-
bfoywfk.com
-
http://bfoywfk.com/search/?q=67e28dd86f59a17b435afa187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff816c7e992993f
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.exe"C:\Users\Admin\AppData\Local\Temp\396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-QKF4V.tmp\396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.tmp"C:\Users\Admin\AppData\Local\Temp\is-QKF4V.tmp\396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.tmp" /SL5="$6021C,4404499,54272,C:\Users\Admin\AppData\Local\Temp\396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
moonvideo2audio32.exe
_iscrypt.dll
396e623a06c240e77aa4f60d0e8c449be0ef762c5963f02dde99eac9b985cf19.tmp
memory/836-90-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-76-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-117-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-114-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-110-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-107-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-104-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-67-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-69-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-101-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-98-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-72-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-75-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-95-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-79-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-82-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-85-0x0000000000400000-0x0000000000667000-memory.dmp
memory/836-88-0x0000000000A10000-0x0000000000AB2000-memory.dmp
memory/3592-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3592-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3592-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3732-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3732-71-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3788-60-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3788-59-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3788-65-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3788-63-0x0000000000400000-0x0000000000667000-memory.dmp