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Analysis
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max time kernel
44s -
max time network
52s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29/12/2023, 21:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
03f626a73e0be4cef41b4ddf9a16d449.exe
Resource
win7-20231129-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
03f626a73e0be4cef41b4ddf9a16d449.exe
Resource
win10v2004-20231215-en
5 signatures
150 seconds
Errors
Reason
Machine shutdown
General
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Target
03f626a73e0be4cef41b4ddf9a16d449.exe
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Size
92KB
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MD5
03f626a73e0be4cef41b4ddf9a16d449
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SHA1
239e268f3a680b05e3cfbff084b08554edd02134
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SHA256
fa645dccbe59214a157993c253e456c83208e1f8b79aded383e6c944d64749b5
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SHA512
049b0aad186a9aae33514ebd24157c64484e2dd7615c007e4ffe2acafad2940a3e1d19275a36a87dc9d4823d675e6ecc43aa1b81d124238b04cad35a19bc96a8
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SSDEEP
1536:YtD5X5kM8tPtP7BKmYhj2sHCtAEhEacLfHwzGo:Yt3k5Pd7BxYHCbyacszGo
Score
8/10
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\vcqugjg.dll 03f626a73e0be4cef41b4ddf9a16d449.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process 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\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "218" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM 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\ColorizationGlassAttribute = "1" 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\ColorizationColorBalance = "89" 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\ColorizationAfterglowBalance = "10" 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\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 3580 03f626a73e0be4cef41b4ddf9a16d449.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4516 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\03f626a73e0be4cef41b4ddf9a16d449.exe"C:\Users\Admin\AppData\Local\Temp\03f626a73e0be4cef41b4ddf9a16d449.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:3580
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39fe055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4516