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Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2024, 05:32
Static task
static1
Behavioral task
behavioral1
Sample
06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe
Resource
win10v2004-20231215-en
General
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Target
06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe
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Size
196KB
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MD5
760973daaf6a6eae91fdddbb2ff4f77c
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SHA1
60ff2ac2447cd41c7c9f5cbe82aa00d111edcd51
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SHA256
06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb
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SHA512
c038fc5427ed01380fe80c85b691d6a8fea69cd873baa7f5fe739bffae5075e6e919a03ab91de4ec55d2b4847c3b5ac52a751c5d228be092e462c581d689c7ed
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SSDEEP
6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOw:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXZ
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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe -
Executes dropped EXE 1 IoCs
pid Process 2528 pwshost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Debug\pwshost.exe 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe File created C:\Windows\Debug\pwshost.exe 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 pwshost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz pwshost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 5020 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5020 wrote to memory of 4116 5020 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe 85 PID 5020 wrote to memory of 4116 5020 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe 85 PID 5020 wrote to memory of 4116 5020 06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe"C:\Users\Admin\AppData\Local\Temp\06c511477acc39f0c1a7be8349c6364d43d83c2837c9b145c9e800e612c7cdeb.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\06C511~1.EXE > nul2⤵PID:4116
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C:\Windows\Debug\pwshost.exeC:\Windows\Debug\pwshost.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
196KB
MD55f6b1220e4b159d701c36af5e4e18267
SHA1b274a1eeaf044a9d88bba52746b8941f8791c5ca
SHA2568dc8673c3474e38ec71ebe364e41924dde8f7232bd6a9634e41c481dc83e8336
SHA5126fe930b1cac136557fd8b3bca6a48f363763ea16ecdf671da19aaddbf7c996b9a504821d2556d6ad3dbc12cb6763c91ed46fb0124c8e8b8b93d2df04414bad4f