ed88fe1c402db7c228f49f7faf8370ca5688bbaf1bbdf2ac7dd2a95b9cb4fc36

Analysis

max time kernel
167s
max time network
201s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 12:58

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General

Target

Vsl's Particulars.exe
Size

430KB
MD5

19f682b3bc81726446548e1589eb1743
SHA1

4095b78585ad3334dee52a2aa0a4536f19858449
SHA256

ed88fe1c402db7c228f49f7faf8370ca5688bbaf1bbdf2ac7dd2a95b9cb4fc36
SHA512

866a38685df18a3a7b4b741cd5fd1129aa6de3f07dc8da52c2f8c42c3b46c5b26f57ffd8dc850e4600467c6a134c52fd14f751e1f5a641bf3dc9995303e44054
SSDEEP

3072:7+Dfpf4I8ZZpSOs4PNdvr+1UjTsvY3h4I5UWIDRRineV3Kap/ObYOOt7POITGCo6:KmIMZUOJpq1B4UhDqe5pmboNNPonA4

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Vsl's Particulars.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	Vsl's Particulars.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4272 powershell.exe
4272 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Vsl's Particulars.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1352 Vsl's Particulars.exe
Token: SeDebugPrivilege 4272 powershell.exe

pid	process
4272	powershell.exe
4272	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1352	Vsl's Particulars.exe
Token: SeDebugPrivilege	4272	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Vsl's Particulars.exe

description	pid	process	target process
PID 1352 wrote to memory of 4272	1352	Vsl's Particulars.exe	powershell.exe
PID 1352 wrote to memory of 4272	1352	Vsl's Particulars.exe	powershell.exe
PID 1352 wrote to memory of 4272	1352	Vsl's Particulars.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\Vsl's Particulars.exe
"C:\Users\Admin\AppData\Local\Temp\Vsl's Particulars.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1352

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1352-132-0x00000000007E0000-0x0000000000852000-memory.dmp

Filesize
456KB

Download
memory/1352-133-0x0000000005FB0000-0x0000000006042000-memory.dmp

Filesize
584KB

Download
memory/1352-134-0x0000000006600000-0x0000000006BA4000-memory.dmp

Filesize
5.6MB

Download
memory/1352-135-0x0000000006080000-0x00000000060A2000-memory.dmp

Filesize
136KB

Download
memory/4272-136-0x0000000000000000-mapping.dmp

Download
memory/4272-137-0x0000000005240000-0x0000000005276000-memory.dmp

Filesize
216KB

Download
memory/4272-138-0x00000000058C0000-0x0000000005EE8000-memory.dmp

Filesize
6.2MB

Download
memory/4272-139-0x0000000006110000-0x0000000006176000-memory.dmp

Filesize
408KB

Download
memory/4272-140-0x0000000006180000-0x00000000061E6000-memory.dmp

Filesize
408KB

Download
memory/4272-141-0x0000000006800000-0x000000000681E000-memory.dmp

Filesize
120KB

Download
memory/4272-142-0x0000000007E60000-0x00000000084DA000-memory.dmp

Filesize
6.5MB

Download
memory/4272-143-0x0000000001200000-0x000000000121A000-memory.dmp

Filesize
104KB

Download