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Analysis
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max time kernel
15s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
01/01/2025, 01:16
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_41f6fcd07fc91a89a51902ec3a458104.dll
Resource
win7-20241010-en
General
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Target
JaffaCakes118_41f6fcd07fc91a89a51902ec3a458104.dll
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Size
647KB
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MD5
41f6fcd07fc91a89a51902ec3a458104
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SHA1
19dc3c0e0ff4e7fa36ce50cea58551a7e61cf363
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SHA256
6652c71805f46aaf3b8080719ad66ae33745ef7d6f26973b695a86e7e656e6c8
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SHA512
b9f3c2419643a72107b0bcbb4f411d702bedd4b00aca5611e2970d7047b409c1566fef2834d0bc85240343b14701b76b43889a4571f517ca5210aca437666c54
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SSDEEP
12288:5E7NiOLg18+1/hv5VEipyz7mTWWa8afR2ftuD1xbmiUWAoUK:5E3+F5GipwuWWpj+pUK
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2116 rundll32mgr.exe -
Loads dropped DLL 9 IoCs
pid Process 2348 rundll32.exe 2348 rundll32.exe 2980 WerFault.exe 2980 WerFault.exe 2980 WerFault.exe 2980 WerFault.exe 2980 WerFault.exe 2980 WerFault.exe 2980 WerFault.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2880 2348 WerFault.exe 29 2980 2116 WerFault.exe 30 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32mgr.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2280 wrote to memory of 2348 2280 rundll32.exe 29 PID 2348 wrote to memory of 2116 2348 rundll32.exe 30 PID 2348 wrote to memory of 2116 2348 rundll32.exe 30 PID 2348 wrote to memory of 2116 2348 rundll32.exe 30 PID 2348 wrote to memory of 2116 2348 rundll32.exe 30 PID 2348 wrote to memory of 2880 2348 rundll32.exe 32 PID 2348 wrote to memory of 2880 2348 rundll32.exe 32 PID 2348 wrote to memory of 2880 2348 rundll32.exe 32 PID 2348 wrote to memory of 2880 2348 rundll32.exe 32 PID 2116 wrote to memory of 2980 2116 rundll32mgr.exe 31 PID 2116 wrote to memory of 2980 2116 rundll32mgr.exe 31 PID 2116 wrote to memory of 2980 2116 rundll32mgr.exe 31 PID 2116 wrote to memory of 2980 2116 rundll32mgr.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41f6fcd07fc91a89a51902ec3a458104.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41f6fcd07fc91a89a51902ec3a458104.dll,#12⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 1004⤵
- Loads dropped DLL
- Program crash
PID:2980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 2243⤵
- Program crash
PID:2880
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60KB
MD594f2f6ffbba8e7644668b51b39983916
SHA163357bbdf90101969117983dbc0d4ed0e713c4d7
SHA256ede7603855cb37082c241c720a6650988c684eb3bcb263e5dd7b457458940fed
SHA512d04430ceac70c6fa71d07d9ee82ac2bb5e6c0641d5c9e7e5a3ed39d342e8b198f367676516a55f0653e0b88635a027b9ad220e223145b8be8df281bb6faf7156