Analysis
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max time kernel
141s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
18/01/2024, 00:30
Static task
static1
Behavioral task
behavioral1
Sample
ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe
Resource
win10v2004-20231215-en
General
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Target
ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe
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Size
195KB
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MD5
9364523d20a7e76f5cb114750ebf6e10
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SHA1
2850076675214c7d70a00a0781e6559904aa7442
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SHA256
ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613
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SHA512
8c434c94265d726ce85cea4a05babd34cb2f808c7be7e6c7882f9ae0fc313117a555a7000e5c5fdcf14cdabe2904aac01fe54f7f67366e88063c93d3d733397e
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SSDEEP
6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOm:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXL
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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe -
Executes dropped EXE 1 IoCs
pid Process 5032 vewhost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Debug\vewhost.exe ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe File opened for modification C:\Windows\Debug\vewhost.exe ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz vewhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 vewhost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2468 ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2468 wrote to memory of 1108 2468 ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe 90 PID 2468 wrote to memory of 1108 2468 ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe 90 PID 2468 wrote to memory of 1108 2468 ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe"C:\Users\Admin\AppData\Local\Temp\ad64ee9e5377ff432665066f5e75c299e5663ea3bac389f0fdf7e74949fef613.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\AD64EE~1.EXE > nul2⤵PID:1108
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C:\Windows\Debug\vewhost.exeC:\Windows\Debug\vewhost.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:5032
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
195KB
MD5a7425634145e9df1d3b98a6dce6ea95a
SHA1ee3cc6de6aa26a6b01d5c9dea637b12493e3b709
SHA256d84b63ec97ec33dd9ea82946fb41d892c244eb49b622cfbd56cf5e25a95424ac
SHA512076e3194cfe7f15a4c5088e05a164fabec00837de3a96429ac81d8212de2ac9c0dc7407049f71587793700ada510c9a12be260e9e114c16d3ac72588e1cf0d48