Analysis
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max time kernel
42s -
max time network
46s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
30-05-2024 20:20
Static task
static1
Behavioral task
behavioral1
Sample
FREE_ULTIMATE_TWEAKS.bat
Resource
win11-20240508-en
windows11-21h2-x64
4 signatures
150 seconds
Errors
Reason
Machine shutdown
General
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Target
FREE_ULTIMATE_TWEAKS.bat
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Size
57KB
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MD5
be59475363e7986160a67e9240bc7e8f
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SHA1
d57f6d8d702886fcb46a0e5508c55c22e4ff4d56
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SHA256
f9810593973b9899f35b84985f45d38e60be20a0f14df7a2b583478f13b70295
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SHA512
6d14230576f6dce2023952579ed1c6a81e7c9dadeb0dfc12f89938e3a8b7e95752053e89ada4e372fb2b053dc48aef4d2ecab850a498d894d461c05b76be32a9
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SSDEEP
384:zHtF3ll+uFuP0Oblw8Y6AhY8/jCrh8uvBya508mi:NFQDAhY8/jCriAlOi
Score
8/10
Malware Config
Signatures
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Sets file execution options in registry 2 TTPs 8 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FortniteClient-Win64-Shipping.exe\PerfOptions\CpuPriorityClass = "3" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ValorantClient-Win64-Shipping.exe\PerfOptions reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ValorantClient-Win64-Shipping.exe reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ValorantClient-Win64-Shipping.exe\PerfOptions\CpuPriorityClass = "3" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FortniteClient-Win64-Shipping.exe\PerfOptions reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FortniteClient-Win64-Shipping.exe reg.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4290799360" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "24" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432" 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\ColorizationAfterglow = "3288365268" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00 LogonUI.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2392 LogonUI.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 816 wrote to memory of 5004 816 cmd.exe 78 PID 816 wrote to memory of 5004 816 cmd.exe 78 PID 816 wrote to memory of 1056 816 cmd.exe 79 PID 816 wrote to memory of 1056 816 cmd.exe 79 PID 816 wrote to memory of 3144 816 cmd.exe 80 PID 816 wrote to memory of 3144 816 cmd.exe 80 PID 816 wrote to memory of 2008 816 cmd.exe 81 PID 816 wrote to memory of 2008 816 cmd.exe 81 PID 816 wrote to memory of 4916 816 cmd.exe 82 PID 816 wrote to memory of 4916 816 cmd.exe 82 PID 816 wrote to memory of 1416 816 cmd.exe 83 PID 816 wrote to memory of 1416 816 cmd.exe 83
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\FREE_ULTIMATE_TWEAKS.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\system32\chcp.comchcp 650012⤵PID:5004
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C:\Windows\system32\chcp.comchcp 650012⤵PID:1056
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C:\Windows\system32\reg.exeReg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FortniteClient-Win64-Shipping.exe\PerfOptions" /v "CpuPriorityClass" /t REG_DWORD /d "3" /f2⤵
- Sets file execution options in registry
PID:3144
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C:\Windows\system32\reg.exeReg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ValorantClient-Win64-Shipping.exe\PerfOptions" /v "CpuPriorityClass" /t REG_DWORD /d "3" /f2⤵
- Sets file execution options in registry
PID:2008
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C:\Windows\system32\chcp.comchcp 650012⤵PID:4916
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C:\Windows\system32\chcp.comchcp 650012⤵PID:1416
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3a09855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2392