Analysis
- max time kernel
139s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
16/10/2024, 16:48
General
- Target 4deff9f3b628dc8e0f6ce536507c2e04_JaffaCakes118.exe
- Size 300KB
- Sample241016-vbftnsthkn
- SHA256 b7edbb42e38141cc074231f3d1f3beea433025b183b5f95f8169f720186a8e27
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4deff9f3b628dc8e0f6ce536507c2e04_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4deff9f3b628dc8e0f6ce536507c2e04_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Chipset_driver_update.exe"C:\Users\Admin\AppData\Local\Temp\Chipset_driver_update.exe" C:\Users\Admin\AppData\Local\Temp\ADA5.tmp2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 5283⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2268 -ip 22681⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Chipset_driver_update.exe
memory/2268-20-0x0000000000400000-0x000000000047E000-memory.dmp
memory/2340-0-0x0000000000400000-0x000000000047E000-memory.dmp
memory/2340-1-0x0000000002220000-0x0000000002265000-memory.dmp
memory/2340-2-0x0000000000400000-0x000000000047E000-memory.dmp
memory/2340-3-0x0000000000A50000-0x0000000000A51000-memory.dmp
memory/2340-4-0x0000000000401000-0x0000000000437000-memory.dmp
memory/2340-16-0x0000000002220000-0x0000000002265000-memory.dmp
memory/2340-18-0x0000000000400000-0x000000000047E000-memory.dmp
memory/2340-21-0x0000000000401000-0x0000000000437000-memory.dmp