Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
27/07/2024, 04:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe
Resource
win7-20240729-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe
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Size
232KB
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MD5
77088850d82699f5dcd884f2d73e6139
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SHA1
5ff508a03e6d4ebfaf9bdfc5196139dc70bae296
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SHA256
a7b519fb31161fb47c475e57f7070f3f90978e5206746489a4a775698f8f80e4
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SHA512
fd04a518fb1079d8fe8d942640a9fde97c25730b414f9a33b411f36ed20119a87519711f5dca090162d81f77f75f7a5c36bbad803ae32bcbd3e8c6e36c393e93
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SSDEEP
6144:Ir3PFKs78g2KyEOaWEqxF6snji81RUinKdNOv:WPh+mF
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-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mauif.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-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1428 mauif.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /h" 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /l" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /i" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /v" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /n" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /r" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /p" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /g" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /c" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /m" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /o" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /y" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /b" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /k" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /h" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /w" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /t" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /q" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /s" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /x" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /a" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /e" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /f" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /z" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /d" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /j" mauif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mauif = "C:\\Users\\Admin\\mauif.exe /u" mauif.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 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mauif.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe 1428 mauif.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 1428 mauif.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1956 wrote to memory of 1428 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 89 PID 1956 wrote to memory of 1428 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 89 PID 1956 wrote to memory of 1428 1956 77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\77088850d82699f5dcd884f2d73e6139_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\77088850d82699f5dcd884f2d73e6139_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:1956 -
C:\Users\Admin\mauif.exe"C:\Users\Admin\mauif.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:1428
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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
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Downloads
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Filesize
232KB
MD5b7da712dbcc6e47aaeb8ea252e4e8391
SHA16f8a62a1aae16de31c17f63874f914deed918ad5
SHA25618adcf688a2fb691eb7f68f0258cc5361b966756ec70a3d68ad57323e541d19f
SHA51242ca8f682e4ab6da9fa890bd770db1f87c53e036f99598e87c1ca4e2416fbb5d05561c2ab2f8fec9dd93f05673f06d9d68251ad7eb3cc15ee7cf2d95916e4d53