Analysis
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max time kernel
171s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2022, 00:09
Static task
static1
Behavioral task
behavioral1
Sample
1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
Resource
win10v2004-20221111-en
General
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Target
1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
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Size
59KB
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MD5
07713e380ec9a18c87911bb6610aa1fb
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SHA1
fd1f660f1ac7ff7ba8b8cd0ba19cc9acf2a093a8
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SHA256
1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb
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SHA512
e95d88a43dc339e2f03c1807fb32bee0baa8f2c879967ac84fd93ff0eb0829789c1d3b779b6ee8c9a39f79b9cde6f238670f4c183c4b57ecf6c4c56704add052
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SSDEEP
768:lbPu2jD3GbqtL4yY3cHTYlL2OsebPZByTulCTQh:lbPu4ZtL4D3o8lL2Osebbg
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 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.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 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.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 2292 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2292 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1252 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1252 wrote to memory of 4248 1252 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe 82 PID 1252 wrote to memory of 4248 1252 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe 82 PID 1252 wrote to memory of 4248 1252 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe 82 PID 4248 wrote to memory of 2292 4248 cmd.exe 84 PID 4248 wrote to memory of 2292 4248 cmd.exe 84 PID 4248 wrote to memory of 2292 4248 cmd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe"C:\Users\Admin\AppData\Local\Temp\1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2292
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