Analysis
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max time kernel
92s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2024, 16:02
Static task
static1
Behavioral task
behavioral1
Sample
40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe
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Size
165KB
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MD5
40c63db89d12e40557db8a6e55631f9c
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SHA1
fa5dee1ea7d80ad29a42e2fa34355788c9fb451f
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SHA256
1b6fcbcaa54c5616eef9f18a3d6221542516997adf1fb7f3745099c9182552c1
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SHA512
a7b1a088dd61ddda075c0f68ce072dd4efca7e9c293aa6587baef0ed8baed978c65ccda602141ccdcb6765115d01e69145f80aa0e48a286ab3b50ac6006ad311
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SSDEEP
3072:u4HCWau/PlYeuL7ZLFh6Ca6cbL9l2hzB3fJCC6j8+Er6ez4:diI/PlY37ZLF4Ca6WABqBOvs
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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation 40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1300 ins7282.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini ins7282.exe File opened for modification C:\Windows\assembly\Desktop.ini ins7282.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly ins7282.exe File created C:\Windows\assembly\Desktop.ini ins7282.exe File opened for modification C:\Windows\assembly\Desktop.ini ins7282.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 40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ins7282.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1300 ins7282.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1300 ins7282.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1300 ins7282.exe 1300 ins7282.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3160 wrote to memory of 1300 3160 40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe 86 PID 3160 wrote to memory of 1300 3160 40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe 86 PID 3160 wrote to memory of 1300 3160 40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\40c63db89d12e40557db8a6e55631f9c_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3160 -
C:\Users\Admin\AppData\Local\Temp\ins7282\ins7282.exe"C:\Users\Admin\AppData\Local\Temp\ins7282\ins7282.exe" ins.exe /e11603790 /u50af3520-6b08-4b9d-a6b2-07165bc06f2f2⤵
- 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:1300
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
257KB
MD5ae117f47bd80e5dcf72cf81347fceb73
SHA11cd3e4c5fc9fb317b7a8eae6c94d53078800b635
SHA25649b0ec8a4000cb30f15b318bef4b6f59be2d0f7365be4c4b2b4fd5607e16e23c
SHA51272d322ec9b13e9ede1967707129f2941328ec75487aa5ea205eab0780ef26c33f253204ce08932052a6ed19d13bd62e68b4f795ef17717b9f31e5a76a9f0c16f