Analysis
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max time kernel
91s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 14:19
Static task
static1
Behavioral task
behavioral1
Sample
cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll
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Size
44KB
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MD5
cfbb9f5206ffef9bac17ef4994a9b117
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SHA1
39e8bb6e694f7c12d57733a29e6ff74c0ea97f4c
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SHA256
339fe80330a11aacf1d7ffecb9b5e68c84c4883ca18a3d10669a087a61e9e490
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SHA512
cb6ae387009978b2278448027b47ab90e6b296c562d7ec6c89483d413670e1a27c4fcaac118dc589cc9a9ee26fad1fed2aff8de2cb64a7608d7f3dbc7b88af87
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SSDEEP
768:FfUDYeUSsaANCag3Npkav4TKnVQ/TYLuhDL5/c5gLa13YYE:FhpRpFLVTLau9
Malware Config
Signatures
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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 regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Rundll32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2216 Rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2216 Rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2440 wrote to memory of 2344 2440 regsvr32.exe 30 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31 PID 2344 wrote to memory of 2216 2344 regsvr32.exe 31
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\SysWOW64\Rundll32.exeC:\Windows\system32\Rundll32.exe C:\Users\Admin\AppData\Local\Temp\cfbb9f5206ffef9bac17ef4994a9b117_JaffaCakes118.dll,DllUnregisterServer3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2216
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