Analysis
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max time kernel
94s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
02/03/2025, 02:31
Behavioral task
behavioral1
Sample
JaffaCakes118_3d492bf100866805d4f7db92299627f0.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_3d492bf100866805d4f7db92299627f0.dll
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_3d492bf100866805d4f7db92299627f0.dll
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Size
122KB
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MD5
3d492bf100866805d4f7db92299627f0
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SHA1
5c948d6c922b3e0a54d1436268c567ac5a09f6c4
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SHA256
1abbb5aa9e550fb88551fd7e358f20dca6b8cedfd376c968d8a43e490addf110
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SHA512
500c63c50f2e1020dc118e913d47eedb1ee6f534c6911cde36103735da3737094d7a7a4dfa19916e40565b2ca1d6560afff71621eeb8eafddfda3efb86b359ab
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SSDEEP
3072:of9xHwm1PXBmXZFeA28pMGEdePl9dehiv80P80Cnp8d6i:wdwaWB28adeP/deUv80P80Ap85
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5F840CF7-8FAC-465d-94B4-DD455666E396} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5F840CF7-8FAC-465d-94B4-DD455666E396}\ = "ϵͳÉèÖÃ" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5F840CF7-8FAC-465d-94B4-DD455666E396}\stubpath rundll32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1144 wrote to memory of 3512 1144 rundll32.exe 85 PID 1144 wrote to memory of 3512 1144 rundll32.exe 85 PID 1144 wrote to memory of 3512 1144 rundll32.exe 85
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d492bf100866805d4f7db92299627f0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d492bf100866805d4f7db92299627f0.dll,#12⤵
- Boot or Logon Autostart Execution: Active Setup
- System Location Discovery: System Language Discovery
PID:3512
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