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Analysis
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max time kernel
130s -
max time network
100s -
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, 04:03
Static task
static1
Behavioral task
behavioral1
Sample
ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe
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Size
880KB
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MD5
ba480da41b6ec6f00fc0d7caf9f11cb3
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SHA1
f924f6baa35057ea88154faed0213c154eadcfa0
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SHA256
47256456d9897ef71eb4a944fbde08aa388aabb85645b5b79ba6dc0c9a106124
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SHA512
adfa3b2c264d1bcfa82e2d94187a073905cfe55aa08690a1d9e79d9a6a8bc7fe523e49d8bcbd43beec5ab62e26c558e57e7ff72e46d1aa5973fd77d5a39a0b9f
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SSDEEP
24576:9+6LCb7OdjFbdRGe9PiuImyEaNCXhgtNz5WhCdSjD4kbQsbq7480/uSUsQ6F:9pnCe9qIeNCqfb4j1bT
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 8 crypted.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 crypted.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000_Classes\Local Settings ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 1512 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1760 wrote to memory of 8 1760 ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe 84 PID 1760 wrote to memory of 8 1760 ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe 84 PID 1760 wrote to memory of 8 1760 ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe 84 PID 1760 wrote to memory of 1512 1760 ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe 86 PID 1760 wrote to memory of 1512 1760 ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe 86 PID 8 wrote to memory of 464 8 crypted.exe 87 PID 8 wrote to memory of 464 8 crypted.exe 87 PID 8 wrote to memory of 464 8 crypted.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Users\Admin\AppData\Local\Temp\crypted.exe"C:\Users\Admin\AppData\Local\Temp\crypted.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Users\Admin\AppData\Local\Temp\crypted.exe"C:\Users\Admin\AppData\Local\Temp\crypted.exe"3⤵PID:464
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Instructions.txt2⤵
- Opens file in notepad (likely ransom note)
PID:1512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
360B
MD5036d4adeb724a007fb00011734b5a3e2
SHA11d0f70d7b442bee1741702394dcc917cb13c9064
SHA256e1a0dcf6046381884d91d8e70b48b76548520f2f3fb87391d14b6af0d9609036
SHA5125d02f692e8ff7927498ef750091da86ae2b85b4f73f7ee29721207b1fb4055c0b47f38333dc0e2eaf7b0bca6a50f0291d68826637d4b7d467965c19866979d2f
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Filesize
645KB
MD5d2612794fd2d21874ffb92b2bfef2407
SHA1a74255beeb2a61ef598dd10fd50f8e1ba25a574b
SHA2566eb607fa53c977d8fbd3ad8578f574dad83bebd5daf865a04df0a8afb9daee33
SHA512e0c594217064ac12cc6e780aa4e0b171103d974fbb59113ad9f7763601e24c7f8a91a607dc43179b5e28bab27bf47ee7c16598b1f9569620fc6ef0f83f7accfd