Analysis
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max time kernel
149s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-09-2024 04:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe
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Size
144KB
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MD5
ef0a79f2b25c57c96e9ce16f2c89b0fd
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SHA1
8287a4eaf0ee7a09bd8f357c443598f42aa52422
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SHA256
6975340ece36232d60bc1f02d736fd3568c0ef73cb142b0ba6a22c2a61abe3c7
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SHA512
3592bc6e1451e48dd648c6efe1c28ba41e364ffd69630ae7058428712ad244dbbef22a63d16f0db39fbba54f531f7e7576dfc87f744fb079f9d4565fe008f362
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SSDEEP
3072:NTJZTlzxfdX850eJKLPQ7BLQLh4meagEHTxakmdH0uevCg:NTfTlzxfdXe0eYL4q14mHgEzAkmneq
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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yoakuo.exe -
Executes dropped EXE 1 IoCs
pid Process 2700 yoakuo.exe -
Loads dropped DLL 2 IoCs
pid Process 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /N" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /I" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /P" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /z" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /j" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /D" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /X" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /x" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /O" ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /n" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /W" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /S" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /L" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /Z" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /y" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /K" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /J" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /T" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /r" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /o" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /f" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /M" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /d" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /C" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /G" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /u" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /a" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /B" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /m" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /e" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /v" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /U" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /p" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /t" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /c" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /l" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /H" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /g" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /q" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /Q" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /k" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /b" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /s" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /Y" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /R" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /E" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /F" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /A" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /O" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /V" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /w" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /h" yoakuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoakuo = "C:\\Users\\Admin\\yoakuo.exe /i" yoakuo.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 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yoakuo.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe 2700 yoakuo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 2700 yoakuo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2660 wrote to memory of 2700 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 30 PID 2660 wrote to memory of 2700 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 30 PID 2660 wrote to memory of 2700 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 30 PID 2660 wrote to memory of 2700 2660 ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ef0a79f2b25c57c96e9ce16f2c89b0fd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef0a79f2b25c57c96e9ce16f2c89b0fd_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:2660 -
C:\Users\Admin\yoakuo.exe"C:\Users\Admin\yoakuo.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:2700
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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
144KB
MD5d7d934c313605ad6d34b41ac820ccc69
SHA1ea483c4f0993f07708b40cd8b79a6ffb6f8bd423
SHA256e87e503c0628fe3030251d54b74829d793271f57dbd7ae5ebad3fed0b627f44d
SHA51238c4397b46a025e54c2ed6b8808bf9772a334918bf7e02542477651c0951518b1384dfa0ee3760df23f197879a2130b46fff1738173147f7b9953ed115c63826