Analysis
- max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
04/04/2024, 16:52
General
- Target bd8b5e0c4bf0e9b3c05cbc3f3f3dcdbc_JaffaCakes118.exe
- Size 224KB
- Sample240404-vdflpach5z
- SHA256 7b55e778c83e02e55449867102dd7389192b2ce6bdceb5c5a5a00d420a67591c
Score
10/10
Malware Config
Signatures
- Vobfus
A widespread worm which spreads via network drives and removable media.
- Adds policy Run key to start application 2 TTPs 4 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 2 IoCs
- Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bd8b5e0c4bf0e9b3c05cbc3f3f3dcdbc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bd8b5e0c4bf0e9b3c05cbc3f3f3dcdbc_JaffaCakes118.exe"1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
AG58FPQON.exe
memory/3112-0-0x0000000000400000-0x0000000000437000-memory.dmp
memory/3112-101-0x0000000000400000-0x0000000000437000-memory.dmp