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Analysis
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max time kernel
149s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 04:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe
Resource
win7-20240708-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe
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Size
380KB
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MD5
f5303a31ad8042c411a6ad09763126f9
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SHA1
a190885212e327caafc82ca1079850f8e2ba79ce
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SHA256
13dd982dd0cdcfdbbb5bb9038988ae69aabfabf3ce09c7b0c304a5618567fd7d
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SHA512
31d6d47a44d7dd990cdbac6dfcb74a9ac54c16901ff92db2135daf6f3787493a9eceead2c948e1654a6276b93efa763f318b05df1168c7a58cf472e01ad28380
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SSDEEP
6144:ghfoQK1Zc/jWhvd0yTNxjT0M1zWyjYdtZ:SflKQeV0C30IzWr
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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" siiho.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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2120 siiho.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /z" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /p" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /x" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /m" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /a" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /e" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /k" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /f" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /s" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /n" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /t" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /u" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /q" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /h" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /c" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /o" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /w" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /l" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /d" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /b" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /r" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /j" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /i" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /w" f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /y" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /g" siiho.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siiho = "C:\\Users\\Admin\\siiho.exe /v" siiho.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 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language siiho.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe 2120 siiho.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 2120 siiho.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3492 wrote to memory of 2120 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 82 PID 3492 wrote to memory of 2120 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 82 PID 3492 wrote to memory of 2120 3492 f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f5303a31ad8042c411a6ad09763126f9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f5303a31ad8042c411a6ad09763126f9_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:3492 -
C:\Users\Admin\siiho.exe"C:\Users\Admin\siiho.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:2120
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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
380KB
MD5535b64c94327e18c4661ffcdda6d8521
SHA1a435676ffc473706e024c26e3a715c4803b95c5e
SHA25690f2a25032e216865b3f716d1c2c3fee47d72b13bf01b9cbcd9d64cef9df00d4
SHA512988fdeb9b73dd5b4150eb5c4adbab8263510af9b9d0f9a6028ca5107ac86e068c3eba6555307894b921bf0bfacbdd38d69e6744e80efe6dd63ab8dff71204701