Analysis
- max time kernel
142s - max time network
128s - platform
windows7_x64 - resource
win7-20240220-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://aqdlvue.ru/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a608cf611c9e992
-
http://aqdlvue.ru/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12eab517aa5c96bd86ef9c8f48835a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c7ed9c9a32cb68
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Detects executables packed with VMProtect. 17 IoCs
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 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 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-G8P41.tmp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp"C:\Users\Admin\AppData\Local\Temp\is-G8P41.tmp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp" /SL5="$400E0,3977705,54272,C:\Users\Admin\AppData\Local\Temp\6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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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
6bc928870b36dc1b96a0faae06ae1ec14030b3da627db86235d1bfae4c795b5f.tmp
_iscrypt.dll
_shfoldr.dll
wma2mp3.exe
memory/1976-73-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1976-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1976-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2300-104-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-91-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-122-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-119-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-115-0x00000000025F0000-0x0000000002692000-memory.dmp
memory/2300-114-0x00000000025F0000-0x0000000002692000-memory.dmp
memory/2300-113-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-75-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-110-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-79-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-82-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-85-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-88-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-107-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-92-0x00000000025F0000-0x0000000002692000-memory.dmp
memory/2300-98-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2300-101-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2528-65-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2528-70-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2528-69-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2528-66-0x0000000000400000-0x0000000000632000-memory.dmp
memory/2600-16-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2600-76-0x00000000031B0000-0x00000000033E2000-memory.dmp
memory/2600-74-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2600-63-0x00000000031B0000-0x00000000033E2000-memory.dmp