Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 19:30
Static task
static1
Behavioral task
behavioral1
Sample
bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll
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Size
14KB
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MD5
bce3a9fdc29c3cef8a66c642db88f7a6
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SHA1
9de056669b9464c421d5ba90be7214f715f08f3c
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SHA256
5826ffc180bf2b7d491e5485524cbc97a736ed25f910c1d6c8ffea43075ec633
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SHA512
c1fb4149437e0fb5601b6331f2c0e92fcb4a5eac20cfc69f4859aa8f4304e5b721b672de1011b513f2aa2b437d6eb0159adae15cf2835f097605cb1847bde16b
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SSDEEP
384:U50/fOI2Xnp9Qt/aPjWWnvarMyQ1ccN+:U50Qp9QdWnIMb1VN
Malware Config
Signatures
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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 -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDFF29C1-5A70-4460-AC1D-16DCB4B672F0} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDFF29C1-5A70-4460-AC1D-16DCB4B672F0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDFF29C1-5A70-4460-AC1D-16DCB4B672F0}\InprocServer32\ThreadingModel = "Apartment" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDFF29C1-5A70-4460-AC1D-16DCB4B672F0}\InprocServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3948 rundll32.exe 3948 rundll32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1388 wrote to memory of 3948 1388 rundll32.exe 86 PID 1388 wrote to memory of 3948 1388 rundll32.exe 86 PID 1388 wrote to memory of 3948 1388 rundll32.exe 86 PID 3948 wrote to memory of 3548 3948 rundll32.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3548
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bce3a9fdc29c3cef8a66c642db88f7a6_JaffaCakes118.dll,#13⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3948
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