Analysis
- max time kernel
292s - max time network
298s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
13/06/2024, 23:00
General
- Target 5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.exe
- Size 4.7MB
- Sample240613-2yxt2atgrc
- SHA256 5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6
Malware Config
Extracted
-
socks5systemz
-
dlofbme.info
-
http://dlofbme.info/search/?q=67e28dd86809f27b415ba51b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff712c1e6939c3f
-
http://dlofbme.info/search/?q=67e28dd86809f27b415ba51b7c27d78406abdd88be4b12eab517aa5c96bd86ec93854f845a8bbc896c58e713bc90c94836b5281fc235a925ed3e04d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ee9d993ac4699012
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\5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.exe"C:\Users\Admin\AppData\Local\Temp\5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-JJGNU.tmp\5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.tmp"C:\Users\Admin\AppData\Local\Temp\is-JJGNU.tmp\5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.tmp" /SL5="$80212,4655287,54272,C:\Users\Admin\AppData\Local\Temp\5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
linuxmultiMediastudio32.exe
5af279a3801d8f448ae2888ea1cdecf81142cd89b5bb59a3b9107eb518b3d9a6.tmp
_iscrypt.dll
memory/208-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/208-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4048-59-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4048-60-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4048-63-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4740-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4740-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4740-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4976-81-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-100-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-72-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-75-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-78-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-66-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-82-0x0000000002820000-0x00000000028C2000-memory.dmp
memory/4976-86-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-91-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-94-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-97-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-69-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-103-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-107-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-110-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-113-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-116-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-119-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-122-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-125-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4976-130-0x0000000000400000-0x00000000006CE000-memory.dmp