Analysis
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max time kernel
181s -
max time network
195s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23/11/2022, 23:52
Static task
static1
Behavioral task
behavioral1
Sample
36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe
Resource
win10v2004-20221111-en
General
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Target
36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe
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Size
84KB
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MD5
4417918b04e4a85ae6b4c31809d0d150
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SHA1
dcf896174f524eb2f3fdb5287b94eb742b04bf8b
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SHA256
36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef
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SHA512
a8c0ba51cb572b187ed51bcee5ceff2cc562135a5627b54a1a583ffc2522436ea886a4c5d36ca4f9a1593bad4ecfbb84c4aaca7b28cc4ecb479774770d5ad184
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SSDEEP
1536:I05+uWuq2fBIl6fAPi3nXHVT80U8blkTXm48vyKAkRw2i0f:f5+uLqGxEi3nXHVDBhvykic
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\EmlengObwegy.dll 36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "240" 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 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\ColorizationGlassAttribute = "1" 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\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\ColorizationColorBalance = "89" 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\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\ColorizationAfterglowBalance = "10" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1732 36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2352 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe"C:\Users\Admin\AppData\Local\Temp\36c319e2a0631872ed5445f67e60be72ecae15343f4a13660828bdf482845eef.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:1732
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39d9855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2352
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C:\Windows\system32\werfault.exewerfault.exe /hc /shared Global\8e764d12e51d4a89b2f9a5666e8ff686 /t 3520 /p 34921⤵PID:2944