Analysis
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max time kernel
150s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24/06/2024, 11:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe
Resource
win7-20240611-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe
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Size
228KB
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MD5
08322e8bc09cabadc367b6a98e1ab80a
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SHA1
93fcef22068420b6966830266fad9df819f25179
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SHA256
c1047c0f92c8feff2797608d57129399a0368994086c2ae4d204ce347b34d24f
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SHA512
0766096f7da392182caf2c90e5275bbf5658ffda2685f95d086996195bc0009b6e8695397287b83e4d27911b7e8c4d8db95ea6b75c6bcd1238d5fd0595056b44
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SSDEEP
6144:/K/z3dwqsNy5ibpNjl4EqxF6snji81RUinKICT:C/zdQxlT
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yaayuu.exe -
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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4760 yaayuu.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /m" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /s" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /w" 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /a" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /r" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /u" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /j" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /c" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /b" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /o" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /z" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /w" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /y" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /i" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /x" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /t" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /n" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /e" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /q" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /f" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /v" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /p" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /k" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /g" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /h" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /d" yaayuu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaayuu = "C:\\Users\\Admin\\yaayuu.exe /l" yaayuu.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe 4760 yaayuu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 4760 yaayuu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1340 wrote to memory of 4760 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 83 PID 1340 wrote to memory of 4760 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 83 PID 1340 wrote to memory of 4760 1340 08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\08322e8bc09cabadc367b6a98e1ab80a_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Users\Admin\yaayuu.exe"C:\Users\Admin\yaayuu.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4760
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
228KB
MD5169e851a943e674655609b38b7104a6c
SHA134ce291c9c0bfd0d240092d6800da29a7b319539
SHA256f07657528111f09ed7416b4e49c6e4fd31b70e2393a10dbfbbaafa54d7978f80
SHA5122f52cb7cb6c7d47136ab15caed5df4d2c4bcc3b779b62a05e471888636bcadc3c00f97f1af7edce171f71ff857621309caea3967a7043e31046a3450da64ed9b