Analysis
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max time kernel
89s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2022, 22:56
Static task
static1
Behavioral task
behavioral1
Sample
317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe
Resource
win10v2004-20220812-en
General
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Target
317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe
-
Size
814KB
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MD5
2fafd81ce2a7cf25fa73863d098de711
-
SHA1
a84f8b96d702d24786f5bd500f5620982a080c40
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SHA256
317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17
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SHA512
3563c68b365befefc8e1bdffa51d31025d6fdeef7f210da7d54c10c4f54d365b23ce5868808cfc68f084a4a27ae5689750a8349d2fefe112b1abcb65ca8cbbc7
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SSDEEP
12288:l0nyfXuIBDtfuCSHjWb8LM1cWMU66Pmgfc1Snv2QJz88WZBtVAXWc0:Sny/f9uCMWdqU66jESnv2Qx8HZBHM0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 924 DPInst64.exe -
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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\DPINST.LOG DPInst64.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3208 wrote to memory of 924 3208 317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe 81 PID 3208 wrote to memory of 924 3208 317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe"C:\Users\Admin\AppData\Local\Temp\317ee3f84dafc40dac46642ae917cb42fdcb185e43bfb78dc3d6cbc9c4472e17.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3208 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\DPInst64.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\DPInst64.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:924
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
908KB
MD5c3ac43b2018114a617e946aa8fdf3cac
SHA12d90f38bc995c9cd5efec52109f8bd2468001ca7
SHA256ef6c5fe9f08be67f24c7dfa5c7bc3d69ab4e387e6065602d45ba358289f05117
SHA5128c471a2575751c5995b10859219b979d75c8e8e4496604c0718268d8367790c5bb8e6dd47c735dcecd02a62dbb0d8fbbb70ea1d085ad7b798491a3d831cd9488
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Filesize
908KB
MD5c3ac43b2018114a617e946aa8fdf3cac
SHA12d90f38bc995c9cd5efec52109f8bd2468001ca7
SHA256ef6c5fe9f08be67f24c7dfa5c7bc3d69ab4e387e6065602d45ba358289f05117
SHA5128c471a2575751c5995b10859219b979d75c8e8e4496604c0718268d8367790c5bb8e6dd47c735dcecd02a62dbb0d8fbbb70ea1d085ad7b798491a3d831cd9488