Analysis
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max time kernel
101s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2024 06:13
Static task
static1
Behavioral task
behavioral1
Sample
38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe
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Size
163KB
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MD5
38c7043e76670a2e82faefaf2efda4c9
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SHA1
8c0b8e1ad4a071aa5bcd6362a2fd77171e67d3ce
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SHA256
fca5a4e401bcb81ce4b75d67286d5543f3795ed10803ff44cd158c6e547abc55
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SHA512
63c2cfdba5cf69db815e048cb97903864cbfd07a1f46d0e0d665336e50fed5f38fca2c22c739e7aa5b66436a24f4d7f720170fa5a798ac40dd41708c8c21357e
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SSDEEP
3072:QlvwBHTzutP2cukIIIBKVeF5/w6ikRgfc:QlIBH2sczH0KVeFi6i6
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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3652 ins3050.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini ins3050.exe File opened for modification C:\Windows\assembly\Desktop.ini ins3050.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly ins3050.exe File created C:\Windows\assembly\Desktop.ini ins3050.exe File opened for modification C:\Windows\assembly\Desktop.ini ins3050.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 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 38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ins3050.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3652 ins3050.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3652 ins3050.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3652 ins3050.exe 3652 ins3050.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4868 wrote to memory of 3652 4868 38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe 85 PID 4868 wrote to memory of 3652 4868 38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe 85 PID 4868 wrote to memory of 3652 4868 38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\38c7043e76670a2e82faefaf2efda4c9_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Users\Admin\AppData\Local\Temp\ins3050\ins3050.exe"C:\Users\Admin\AppData\Local\Temp\ins3050\ins3050.exe" ins.exe /e10655076 /u50d1d9d5-cf90-407c-820a-35e05bc06f2f2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3652
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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