Analysis
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max time kernel
150s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 11:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe
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Size
104KB
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MD5
cf7421a7dfb0936e17b5c7cbfd39962d
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SHA1
ff2c17839d2a9dee70b7db4c5a179da8bd172093
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SHA256
510ece1e894746c17962ac8200b43697b9396911c02c556a295a81da343c2f87
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SHA512
efb38ec65953b7df31b84df5b153c26ba29e77ca7341563f263459cdbe7fab194c96f80a4b5567a523a244d713a69dc7c1c8040ec6c0aece5170d16f6f66b55f
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SSDEEP
1536:or4nD5OnpgkiuIu96x9uGB+2LGUh5crgqIbflrUHXzIgp2zy9JhTHhNIjnZG:bgwu2OqIUrMzIgp2mJNhCn4
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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wycuir.exe -
Executes dropped EXE 1 IoCs
pid Process 2328 wycuir.exe -
Loads dropped DLL 2 IoCs
pid Process 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /B" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /p" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /U" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /Y" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /h" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /b" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /I" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /j" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /O" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /D" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /d" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /Q" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /e" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /P" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /V" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /t" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /A" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /m" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /o" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /F" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /H" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /s" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /E" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /y" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /q" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /k" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /J" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /n" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /i" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /T" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /M" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /C" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /f" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /x" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /r" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /W" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /Z" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /G" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /L" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /a" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /w" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /g" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /X" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /u" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /v" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /K" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /t" cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /N" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /S" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /R" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /l" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /z" wycuir.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\wycuir = "C:\\Users\\Admin\\wycuir.exe /c" wycuir.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 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wycuir.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe 2328 wycuir.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 2328 wycuir.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2376 wrote to memory of 2328 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 31 PID 2376 wrote to memory of 2328 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 31 PID 2376 wrote to memory of 2328 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 31 PID 2376 wrote to memory of 2328 2376 cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cf7421a7dfb0936e17b5c7cbfd39962d_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Users\Admin\wycuir.exe"C:\Users\Admin\wycuir.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2328
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
104KB
MD57f34da9e6b79422da15d6e3a33c8f1a1
SHA1ae9ef3bb130cf550db1f945db6d3c9a6a6f8f61b
SHA25663711f9f6b972639a886b60e61145172d96fc6270bd4228ba688f084bcb49738
SHA512221713ecc9eb10d1ee5e53e3ce6ad5d11f952571a4d98f14342cf2fa6f915a7c2bd941769873ee10b76375a0e5c73908b968c3a990a42dc85131f58a88aa3306