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Analysis
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max time kernel
29s -
max time network
34s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 20:05
Static task
static1
Behavioral task
behavioral1
Sample
97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe
Resource
win10v2004-20220812-en
Errors
General
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Target
97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe
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Size
92KB
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MD5
99c364429be0731ab3b207e0d39aecef
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SHA1
37052429b2be4011e1035419a0bf136691585d78
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SHA256
97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5
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SHA512
fa0fa3cf5714089b79de0a246597bf45c1dd0869912bd36d0baade477d99fd62cd843bfc217c8d6058eb0decff0849d92283d76d30253c61a8a85687bdea9cb2
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SSDEEP
1536:fFxStAbm6pXq8hSeV0fuxrKCHD25OFSdy11D+gHfpTeAlqeTCQ1ioSJlIU:7Stf6paLFErtFS81D+gHxTeEqe/ioSJF
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\ghkkzsc.dll 97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM 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\EnableWindowColorization = "174" 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\DWM\ColorizationColorBalance = "89" 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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent 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 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 3576 97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2428 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe"C:\Users\Admin\AppData\Local\Temp\97f3cec07febbf53b134db89b0d4db58a94e73582ad7679bba7bac12bb6f0fa5.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:3576
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39c8055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2428