Analysis
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max time kernel
62s -
max time network
66s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
08-06-2024 17:43
Static task
static1
Behavioral task
behavioral1
Sample
Catto Boi The Quest for the Frozen Tuna (04)/Catto Boi Tuna.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Catto Boi The Quest for the Frozen Tuna (04)/Catto Boi Tuna.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Catto Boi The Quest for the Frozen Tuna (04)/data/exe/shut.bat
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
Catto Boi The Quest for the Frozen Tuna (04)/data/exe/shut.bat
Resource
win10v2004-20240426-en
Errors
General
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Target
Catto Boi The Quest for the Frozen Tuna (04)/data/exe/shut.bat
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Size
28B
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MD5
15fdc55e9e8b1f0ac3f74108692baa36
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SHA1
c5c6bcd7b0c2db0f5c5368c5f4dde13f7ced2e7c
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SHA256
1c781f302420d20f326372c5c1c8adaa77a5e2c64fa83d0d59e10b4e25ad3b72
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SHA512
f872613bd06bb710c4f9451996cfd49451bb7e359604c247085d0cfff6d0518181d367629762db458b236b1d12ed85f3367c914da512886e028f0502aa28e0c2
Malware Config
Signatures
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Modifies data under HKEY_USERS 15 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "159" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2028 shutdown.exe Token: SeRemoteShutdownPrivilege 2028 shutdown.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 768 LogonUI.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3812 wrote to memory of 2028 3812 cmd.exe 83 PID 3812 wrote to memory of 2028 3812 cmd.exe 83
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Catto Boi The Quest for the Frozen Tuna (04)\data\exe\shut.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:3812 -
C:\Windows\system32\shutdown.exeshutdown /s /t 602⤵
- Suspicious use of AdjustPrivilegeToken
PID:2028
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39ae055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:768