Analysis
- max time kernel
150s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
10/06/2024, 09:43
General
- Target 2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.exe
- Size 4.6MB
- Sample240610-lp8beaga36
- SHA256 2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678
Malware Config
Extracted
-
socks5systemz
-
aabuktg.ru
-
http://aabuktg.ru/search/?q=67e28dd8645cf52d405fae1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff711c1ed939238
-
http://aabuktg.ru/search/?q=67e28dd8645cf52d405fae1d7c27d78406abdd88be4b12eab517aa5c96bd86ec9d8f45895a8bbc896c58e713bc90c91936b5281fc235a925ed3e03d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9a3acf699e15
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
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C:\Users\Admin\AppData\Local\Temp\2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.exe"C:\Users\Admin\AppData\Local\Temp\2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-SP68M.tmp\2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.tmp"C:\Users\Admin\AppData\Local\Temp\is-SP68M.tmp\2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.tmp" /SL5="$70062,4594420,54272,C:\Users\Admin\AppData\Local\Temp\2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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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
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Downloads
linuxmultiMediastudio.exe
_iscrypt.dll
2e1d1cd88e38e00b7b9050bad948155921068eca21e383f7ace64d5a1abe1678.tmp
memory/480-95-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-78-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-119-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-116-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-112-0x00000000027F0000-0x0000000002892000-memory.dmp
memory/480-111-0x00000000027F0000-0x0000000002892000-memory.dmp
memory/480-110-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-68-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-107-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-104-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-71-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-74-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-75-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-101-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-81-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-84-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-87-0x00000000027F0000-0x0000000002892000-memory.dmp
memory/480-90-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/480-98-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/1524-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1524-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2808-65-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/2808-64-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/2808-60-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/2808-59-0x0000000000400000-0x00000000006E4000-memory.dmp
memory/4656-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4656-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4656-2-0x0000000000401000-0x000000000040B000-memory.dmp