b4871e79db266613a46a4673509d24d8791b7021fc733a893b83ac28a749d46e

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
03-08-2022 06:24

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General

Target

ScannedDocuments_8080655.lnk
Size

1KB
MD5

a43c525371ce9f2fcccba240a1fc5a33
SHA1

9ec61778e8605c7bd304f84f0867ada794a2d9f0
SHA256

89532ec32e52234cef6c82443cc08d3b9461d0a87d1cde778d8b5dfe34c54022
SHA512

c405eae2c58cbca8005a4396b8572dcc7c82ba08a91b3cb83f9892b44204dfea44a8214804ed9addff6de6c21cf70888a8afc7c98cdca35681970d387780aad4

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:

cmd.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

cmd.exe

description pid process target process

PID 4832 wrote to memory of 4748 4832 cmd.exe rundll32.exe
PID 4832 wrote to memory of 4748 4832 cmd.exe rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	cmd.exe

description	pid	process	target process
PID 4832 wrote to memory of 4748	4832	cmd.exe	rundll32.exe
PID 4832 wrote to memory of 4748	4832	cmd.exe	rundll32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ScannedDocuments_8080655.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4832

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" scanned.dll,DllUnregisterServer
2⤵
PID:4748

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/4748-130-0x0000000000000000-mapping.dmp

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