Analysis
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max time kernel
138s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 05:19
Static task
static1
Behavioral task
behavioral1
Sample
36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe
Resource
win10v2004-20221111-en
General
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Target
36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe
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Size
800KB
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MD5
5472174d58ce086827039290e4f259cc
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SHA1
2fbb346373ce1c2b4fbbd0cec289d6ceb9663403
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SHA256
36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921
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SHA512
b74d3ac9b145646f065df59bec6a7e694e1b303cd9f1d300baec1bfdeb022a3089121c426506be725f8c8a18a758275e06bf59f29ca35d90827c7cd6ecfc38b9
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SSDEEP
12288:+4KXs0g1G5rG5gtuUIbRu1Q9foJtb4GEpoIIEwavFOxf:+4KXeersgDIbRNXGtIDwGFOB
Malware Config
Signatures
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Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\ 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1460 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: 33 1040 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1040 AUDIODG.EXE Token: 33 1040 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1040 AUDIODG.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1460 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe 1460 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe 1460 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe 1460 36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe"C:\Users\Admin\AppData\Local\Temp\36756cf97b9a41c7bced32c7068e58f80d0b13837f58ef88c9255c9340357921.exe"1⤵
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1460
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4201⤵
- Suspicious use of AdjustPrivilegeToken
PID:1040