Analysis
- max time kernel
147s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
10/06/2024, 03:52
General
- Target 766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.exe
- Size 4.8MB
- Sample240610-efjhcscd32
- SHA256 766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563
Malware Config
Extracted
-
socks5systemz
-
ckodduf.net
-
http://ckodduf.net/search/?q=67e28dd83a09fa2d165cad4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff818c9ee939933
-
http://ckodduf.net/search/?q=67e28dd83a09fa2d165cad4d7c27d78406abdd88be4b12eab517aa5c96bd86e9928145845a8bbc896c58e713bc90c91d36b5281fc235a925ed3e06d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee929332cc69951e
Signatures
- Detect Socks5Systemz Payload 3 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\766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.exe"C:\Users\Admin\AppData\Local\Temp\766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-42J5C.tmp\766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.tmp"C:\Users\Admin\AppData\Local\Temp\is-42J5C.tmp\766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.tmp" /SL5="$40234,4741656,54272,C:\Users\Admin\AppData\Local\Temp\766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
linuxmultiMediastudio.exe
766d77dd8897a16d2f326e35844ee67e62df142301311323f8aee2d97a280563.tmp
_iscrypt.dll
memory/2004-102-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-96-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-120-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-117-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-113-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/2004-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/2004-111-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-67-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-69-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-108-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-105-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-72-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-75-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-76-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-99-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-85-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-79-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-88-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/2004-91-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2004-82-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2272-64-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2272-65-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2272-60-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2272-59-0x0000000000400000-0x0000000000716000-memory.dmp
memory/2492-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2492-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2492-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3608-13-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3608-71-0x0000000000400000-0x00000000004BA000-memory.dmp