Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 06:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe
Resource
win7-20240704-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe
Resource
win10v2004-20240910-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe
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Size
220KB
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MD5
eacdc92f07f34dfddff6596a4faa0634
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SHA1
a56f22bb6038ea251e1eb4d64351f94260d563b4
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SHA256
5a348a9fe409f49d013cea56a4f5a0e3d9f84014f55e32cac1645b40ee710ffd
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SHA512
8c84cf24ed8fedd00728b2939f76ba8238756fd6448cf9238151152483b64194b018d796d84e899d9f8ca2ff59f8b2febfce3ca85aa05b3817b2316f4002ac4e
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SSDEEP
3072:J/R1SrCkY8YUL4qx9RIHgil3UuhSa3U3dD8d6Oy+MIrnj3JjND:D1Smkx15x9SHVeOjf
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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nuijoi.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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4884 nuijoi.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /u" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /k" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /v" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /i" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /q" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /s" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /w" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /h" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /y" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /p" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /e" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /x" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /r" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /j" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /a" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /m" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /t" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /z" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /l" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /o" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /d" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /c" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /g" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /f" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /b" nuijoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /y" eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nuijoi = "C:\\Users\\Admin\\nuijoi.exe /n" nuijoi.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 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nuijoi.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe 4884 nuijoi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 4884 nuijoi.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1592 wrote to memory of 4884 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 90 PID 1592 wrote to memory of 4884 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 90 PID 1592 wrote to memory of 4884 1592 eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eacdc92f07f34dfddff6596a4faa0634_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Users\Admin\nuijoi.exe"C:\Users\Admin\nuijoi.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:4884
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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
220KB
MD5ef6f849db4d9f214f13032c64557504f
SHA1538d1bbcf1ef2738f975dc1c54fcd24d1e445763
SHA2565dd48adc07b1990c8ddf2aa9df8a8932a75512de55a5056ed9960dc31ddb14aa
SHA51238f01a4cfc335244ad8ac275efeafa06d899412982044b983920fb9b96cd1a5f0469b8eed3e37da9d32d90732643ee45e7953cfc5ce62ebb55aa1bdc0e7f7f1f