474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7

Analysis

max time kernel
157s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 22:18

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General

Target

474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe
Size

21KB
MD5

61941aa1640fce68b128c087dac3f920
SHA1

af7c958e4aecd2ebbc69bb4ce6820afb0fbe3616
SHA256

474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7
SHA512

0cfb9f9c1b20ec2a3b175f0a36e40df7a52dda13cd5c744933879dbad6e27fc93320ff38c5a653eb45943f71d0dde74a901fdc7a851dcfbf565f153776ed2a4e
SSDEEP

384:6fK76/LxVMNuqc4sIJPtdwYGcizNexCFteflIAo59NV2XBFV72h4lA7Z8/6dUtDh:YK7QcUV4sIJPtdwYGcizNexgteflIAoQ

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3512	justupdater.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.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 3 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 3512	4084	474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe	82
PID 4084 wrote to memory of 3512	4084	474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe	82
PID 4084 wrote to memory of 3512	4084	474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe	82

C:\Users\Admin\AppData\Local\Temp\474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe
"C:\Users\Admin\AppData\Local\Temp\474d79083e4f6f38c1e864b18a3e22e1764e1c0c2c224312c813961ff71e9ed7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Users\Admin\AppData\Local\Temp\justupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\justupdater.exe"
  2⤵
  - Executes dropped EXE
  PID:3512

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\justupdater.exe

Filesize
21KB

MD5
2abe0333811ac526e59b437cb7a0c9ef

SHA1
e53ad8a67a8ece6ea3659cce72a9bf41afbb8e51

SHA256
f0bfdef043b2437bc4cef6d8e562871fc3c0fa784de596d82a7954dd5c92e481

SHA512
2676edebccb2b27c1fcfe2593299ba232f88cab00813d082be2e7436308769d86b6591b733d5b4c75e3d9b44801241e76535d90b7c3b6b485fc670c07d87a3de

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C:\Users\Admin\AppData\Local\Temp\justupdater.exe

Filesize
21KB

MD5
2abe0333811ac526e59b437cb7a0c9ef

SHA1
e53ad8a67a8ece6ea3659cce72a9bf41afbb8e51

SHA256
f0bfdef043b2437bc4cef6d8e562871fc3c0fa784de596d82a7954dd5c92e481

SHA512
2676edebccb2b27c1fcfe2593299ba232f88cab00813d082be2e7436308769d86b6591b733d5b4c75e3d9b44801241e76535d90b7c3b6b485fc670c07d87a3de

Download Submit