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Analysis
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max time kernel
149s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/08/2024, 16:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe
Resource
win7-20240704-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe
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Size
124KB
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MD5
8b0d9bcef6bc8c79a58a001097a4a404
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SHA1
a7dd8637e3c70916ce41b062956c616c608840ed
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SHA256
95ef16a3bd84269df8cd46b7997c692071bf30221d1839da3306a043291ffa03
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SHA512
fe36f2eb7eb5547d6974881fd050568a87e6e7ca5d9b3fb48501e9107c5b99a773d4e2bf483e5ddb97b23d9019335e74baf205c29b7575977cfdd82b9aefec85
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SSDEEP
1536:f1EPehwR8uBxeDtMYHa27J14ltxporZ45iMNeG0h/y:tEPehwR8keV6gJ1uCt45eq
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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yeofee.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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1732 yeofee.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /W" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /L" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /N" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /l" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /f" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /v" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /T" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /y" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /A" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /g" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /H" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /x" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /r" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /D" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /Z" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /R" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /b" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /q" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /F" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /Q" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /a" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /P" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /z" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /K" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /I" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /X" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /c" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /u" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /k" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /B" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /M" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /s" 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /J" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /j" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /G" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /s" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /e" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /w" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /n" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /O" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /E" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /p" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /C" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /h" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /t" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /S" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /i" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /Y" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /U" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /m" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /d" yeofee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yeofee = "C:\\Users\\Admin\\yeofee.exe /V" yeofee.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 yeofee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe 1732 yeofee.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 1732 yeofee.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4512 wrote to memory of 1732 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 91 PID 4512 wrote to memory of 1732 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 91 PID 4512 wrote to memory of 1732 4512 8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\8b0d9bcef6bc8c79a58a001097a4a404_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8b0d9bcef6bc8c79a58a001097a4a404_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:4512 -
C:\Users\Admin\yeofee.exe"C:\Users\Admin\yeofee.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:1732
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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
124KB
MD5a15b507d08863cf612eb34a8d891f895
SHA1669fd062679a9d8bd333b9365f9d897eb92d5126
SHA2563968e576eb07751c011fc09092236c7157aca58214d1801d657fc10bad69066f
SHA5123df17410b0d7fcc9d92e84787ab1d362145c75fbc9def6a8c17619259a10b3f3df798adcfb2acd2aa55dbddcd636db353bf8b5ba17a62e30538d13f627d21811