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Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27/03/2024, 12:42
Static task
static1
Behavioral task
behavioral1
Sample
e1b0e767a2d5b09c61784d013f09b736.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
e1b0e767a2d5b09c61784d013f09b736.exe
Resource
win10v2004-20240226-en
General
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Target
e1b0e767a2d5b09c61784d013f09b736.exe
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Size
356KB
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MD5
e1b0e767a2d5b09c61784d013f09b736
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SHA1
2677d003a1badf2213d91544c2bb951f37586734
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SHA256
57dc9a81f61a1ece6813799edff824bd0a66d03238ec0a4f3284225202221197
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SHA512
e7281d37660b4456011ca267d8ffb333604e185c454aaa2db0f75dc105912bed56d832ab42d92487014f45a1be8a86de2fd372f7924360bb2102d92e55045913
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SSDEEP
6144:sRpjflWowwLIXQJ3YY9ZX9yWeQ5f3zJ4W1Mkpc31hu3ErKeXJ9ez6vJpHPWI:m9lWowgIgJHl/z91MUc3Due59eyWI
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation e1b0e767a2d5b09c61784d013f09b736.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\SME = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e1b0e767a2d5b09c61784d013f09b736.exe /cs:0 " e1b0e767a2d5b09c61784d013f09b736.exe Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SME = "\"C:\\62b478\\SM62b_2135.exe\" /s" e1b0e767a2d5b09c61784d013f09b736.exe -
Checks for any installed AV software in registry 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Eset\Nod\ e1b0e767a2d5b09c61784d013f09b736.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3596 set thread context of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 1 IoCs
pid Process 3052 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3052 taskkill.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3596 e1b0e767a2d5b09c61784d013f09b736.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 3596 wrote to memory of 5072 3596 e1b0e767a2d5b09c61784d013f09b736.exe 90 PID 5072 wrote to memory of 3052 5072 e1b0e767a2d5b09c61784d013f09b736.exe 92 PID 5072 wrote to memory of 3052 5072 e1b0e767a2d5b09c61784d013f09b736.exe 92 PID 5072 wrote to memory of 3052 5072 e1b0e767a2d5b09c61784d013f09b736.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\e1b0e767a2d5b09c61784d013f09b736.exe"C:\Users\Admin\AppData\Local\Temp\e1b0e767a2d5b09c61784d013f09b736.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Users\Admin\AppData\Local\Temp\e1b0e767a2d5b09c61784d013f09b736.exeC:\Users\Admin\AppData\Local\Temp\e1b0e767a2d5b09c61784d013f09b736.exe2⤵
- Checks computer location settings
- Adds Run key to start application
- Checks for any installed AV software in registry
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /F /IM MSASCui* /IM avg* /IM ash* /IM McSA* /IM msse*3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3052
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