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Analysis
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max time kernel
204s -
max time network
212s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 09:38
Static task
static1
Behavioral task
behavioral1
Sample
dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe
Resource
win10v2004-20221111-en
General
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Target
dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe
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Size
92KB
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MD5
26dffbe95b2e7fd31271aa39d17bd44d
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SHA1
6d0b6e68f79b325fcc6c1016c8672c15f0f1964c
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SHA256
dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039
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SHA512
1292b8b1c75b4104fc658e6ec712e98fa4f425bb21ed43b44e7c889772c28b0e280ba4d59d8bd3db5145a6f8c7ee1741da0d496b63cdce464ba2216c3904bcf8
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SSDEEP
768:f/Go0XA00KsEZKji9lgVXZAS55CmESUNwv352s0gNatckXb7PpLWOLqpr4ZUSCq:f/GoN00KYji9xCoSUNwItjX/PhZZJ
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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 3452 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3452 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3348 dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3348 wrote to memory of 3984 3348 dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe 83 PID 3348 wrote to memory of 3984 3348 dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe 83 PID 3348 wrote to memory of 3984 3348 dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe 83 PID 3984 wrote to memory of 3452 3984 cmd.exe 85 PID 3984 wrote to memory of 3452 3984 cmd.exe 85 PID 3984 wrote to memory of 3452 3984 cmd.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe"C:\Users\Admin\AppData\Local\Temp\dbc7a4912b33a99f0e6b9d97a919392be73a49ad18d53689bcad57bfaa533039.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3348 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del dbc7a4912b33a99f0e6b9d97a919392be72⤵
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:3452
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