Analysis
- max time kernel
142s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
02/06/2024, 01:14
General
- Target 6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe
- Size 4.0MB
- Sample240602-bl69tsdg4x
- SHA256 6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f
Malware Config
Extracted
-
socks5systemz
-
http://bpqbvia.com/search/?q=67e28dd86c08f72b460daf4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff813c9ef9c9c32
-
http://bpqbvia.com/search/?q=67e28dd86c08f72b460daf4c7c27d78406abdd88be4b12eab517aa5c96bd86ef978645875a8bbc896c58e713bc90c91b36b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee929832cd66901f
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Detects executables packed with VMProtect. 19 IoCs
- 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.
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-K3PLO.tmp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp"C:\Users\Admin\AppData\Local\Temp\is-K3PLO.tmp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp" /SL5="$60184,3977705,54272,C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\WMA MP3 Converter\wma2mp3.exe"C:\Users\Admin\AppData\Local\WMA MP3 Converter\wma2mp3.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\WMA MP3 Converter\wma2mp3.exe"C:\Users\Admin\AppData\Local\WMA MP3 Converter\wma2mp3.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
_iscrypt.dll
6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp
wma2mp3.exe
memory/1336-101-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-95-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-119-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-116-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-112-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/1336-111-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/1336-110-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-67-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-69-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-107-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-104-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-72-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-75-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-76-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-98-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-85-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-79-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-89-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/1336-88-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1336-82-0x0000000000400000-0x0000000000632000-memory.dmp
memory/1496-12-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1496-71-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1576-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1576-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1576-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4984-65-0x0000000000400000-0x0000000000632000-memory.dmp
memory/4984-60-0x0000000000400000-0x0000000000632000-memory.dmp
memory/4984-61-0x0000000000400000-0x0000000000632000-memory.dmp
memory/4984-59-0x0000000000400000-0x0000000000632000-memory.dmp