Analysis
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max time kernel
36s -
max time network
41s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
03-05-2023 21:44
Static task
static1
Behavioral task
behavioral1
Sample
stream.deb
Resource
win7-20230220-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
stream.deb
Resource
win10v2004-20230221-en
windows10-2004-x64
4 signatures
150 seconds
Errors
Reason
Machine shutdown
General
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Target
stream.deb
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Size
3.6MB
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MD5
eead578290df86c4e9088fe101773337
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SHA1
53f0fa07e9082e58200cec7649dbe6c08571e54e
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SHA256
4e0a3c80bbaec9387983f025a4f4cff48dbeb46be38af33033877352f0a59bdc
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SHA512
76b2dd45579b5defe29ac71ae66a419659a8b650e3a23f7b768f5168a93d25c4e910b7e999e2bd253b52f765ccecebf0f1feca6b8e3e124ace3a4a027ddb0dfc
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SSDEEP
98304:cgfCQZkTshXJjZUnd42Deno/lSuv9rxEzoowoW:cgbNXVZUd48eo/lZFgoo5W
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 15 IoCs
Processes:
LogonUI.exedescription 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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" 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\ColorizationColorBalance = "89" 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\DWM\ColorizationColor = "3288365271" 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\Themes\History\AutoColor = "0" 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\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "241" 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\ColorizationAfterglowBalance = "10" LogonUI.exe -
Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
OpenWith.exeLogonUI.exepid process 4944 OpenWith.exe 3816 LogonUI.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\stream.deb1⤵
- Modifies registry class
PID:3036
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4944
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39ed055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3816