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Analysis
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max time kernel
148s -
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
09/08/2024, 21:52
Static task
static1
Behavioral task
behavioral1
Sample
83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe
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Size
17KB
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MD5
83afda3367cd7f6b82d6ab483d1e923e
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SHA1
cafd03d260613936662a34f77d49f83bc51ecf6d
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SHA256
81233a60a00f9ceca0b97caccc717d58dcb8d5739a612ca47aaae517306fb192
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SHA512
1fe94b34da81a4b33856e3203271b8fac9c3222f344b43460437fe8f7d4cf5407418c664e4b8fe1d5c9f7566b236b4a636bbe7de06657b4818c70fa9d53e691e
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SSDEEP
384:atPEVxH3L5TkLrg4iq+LRIgy64FyKJACzYcCe:aVEXbJk3Kmy4FzYcCe
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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4244 msdn.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msdn.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\msdn.exe" 83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4976 83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe Token: SeDebugPrivilege 4244 msdn.exe Token: SeBackupPrivilege 2036 dw20.exe Token: SeBackupPrivilege 2036 dw20.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4976 wrote to memory of 4244 4976 83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe 84 PID 4976 wrote to memory of 4244 4976 83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe 84 PID 4244 wrote to memory of 2036 4244 msdn.exe 95 PID 4244 wrote to memory of 2036 4244 msdn.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\83afda3367cd7f6b82d6ab483d1e923e_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Users\Admin\AppData\Local\Temp\msdn.exe"C:\Users\Admin\AppData\Local\Temp\msdn.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exedw20.exe -x -s 10203⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2036
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD583afda3367cd7f6b82d6ab483d1e923e
SHA1cafd03d260613936662a34f77d49f83bc51ecf6d
SHA25681233a60a00f9ceca0b97caccc717d58dcb8d5739a612ca47aaae517306fb192
SHA5121fe94b34da81a4b33856e3203271b8fac9c3222f344b43460437fe8f7d4cf5407418c664e4b8fe1d5c9f7566b236b4a636bbe7de06657b4818c70fa9d53e691e