Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 17:43
Static task
static1
Behavioral task
behavioral1
Sample
84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe
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Size
164KB
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MD5
84f2f18f7587bc6ee6e32cc16e3f4790
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SHA1
b32ea48a8df2a0356ff45a07bef1532643431e76
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SHA256
1163802da97c23d2b3d88a6af9e48ac64119c4d8c2a2bea6a6fb1626a8cf005b
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SHA512
5fe4dbff1d1212da1c62f4cb19c3558e08ac5a47daefce69605d3775ea37312fd930a70b15bab405a464359a32adcca91c89cbe9923fa2c7ecd21606e5b4b370
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SSDEEP
3072:1aOBvudlu7lFxe4aO2daluPWEu3ZQAqIhJV9JsNyYojF3iI5yo:kgWlu7nxe4aF1PHFyhJVnsNbocI5j
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-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation 84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1116 ins3880.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini ins3880.exe File opened for modification C:\Windows\assembly\Desktop.ini ins3880.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini ins3880.exe File opened for modification C:\Windows\assembly\Desktop.ini ins3880.exe File opened for modification C:\Windows\assembly ins3880.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1116 ins3880.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1116 ins3880.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1116 ins3880.exe 1116 ins3880.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4688 wrote to memory of 1116 4688 84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe 81 PID 4688 wrote to memory of 1116 4688 84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe 81 PID 4688 wrote to memory of 1116 4688 84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\84f2f18f7587bc6ee6e32cc16e3f4790_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Users\Admin\AppData\Local\Temp\ins3880\ins3880.exe"C:\Users\Admin\AppData\Local\Temp\ins3880\ins3880.exe" ins.exe /e5796183 /u4f3e6c54-715c-4d74-9f5f-56ed5bc06f2f2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1116
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
252KB
MD52b8fb03bf38cb33a98d804cfdc2bb2c0
SHA1962a9850ff0728f80c14878859dc2307f6ab0ff2
SHA25601053b858d8d24f62c5520fb0255d16e728d27d173c15d2d4082ffdf85adf5e8
SHA51218b0d66a8152014d8e2ad03b8f1b80c69d9ebb805215735b476643fbd2fdb0e817b89f81beae604c969ad2b94225032f507e911c9874a735f2dfed32cf3925df