Analysis
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max time kernel
23s -
max time network
33s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29-11-2022 06:59
Static task
static1
Behavioral task
behavioral1
Sample
8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe
Resource
win10v2004-20220901-en
Errors
General
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Target
8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe
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Size
112KB
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MD5
4d7596ef684af533ed82d4f417a19793
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SHA1
343f3b33dc1029d624011596f10116a1f6083bd5
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SHA256
8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa
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SHA512
5637a50390ac99af0532ad80a64171a6ca64967dd3a956d39e54190ca75650ce7052c70dd48e9b158cad166158e556b8180ac1b9261e2b8a2c5135b840e0e057
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SSDEEP
1536:ICIThb86BjOjAG46pwMrXFEh4uINGXkIHXAUSI4x4xsoIiMxOO:xI1b8AOUGFpwsih4rxpUHiksok
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\kgmtjsa.dll 8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "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\Explorer\Accent\AccentColorMenu = "4292311040" 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\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" 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 = "223" 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\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 5032 8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4752 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe"C:\Users\Admin\AppData\Local\Temp\8129dd33cc147a90ce01260e469ea420e3ac8219cc823b2132875be3df16fcaa.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:5032
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39fa055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4752