eda3f677b0c88fadd019daef042891e49ec92f3cb4637e34103d6ffe77145484

Analysis

max time kernel
141s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 07:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

archtemp.tar
Size

9.6MB
MD5

ba1c573d3ebf03070f3d1cff62f06aef
SHA1

a28302f8df19f0b0eb5ae75d18d23818a15212c3
SHA256

3452c1892af415f6854ee5010a290a8bfa7565421b75e5169297d385d5790bad
SHA512

19b90da911287ce7efa441ada25c77c1ede3020289e686d9ab707332b4de4503094d8d63b8169f18720ce95c2f7c157ced5350d0382b31d2c774ead0f35b8414
SSDEEP

24576:TaeBz5H2mRf2nSJPZEyWRzJQeFdJ8JLZFTwYAnwIUTIJIe:meF5RqMPZEyMmenqJL7sxnwdIJ3

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4808	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4460	OpenWith.exe

Suspicious use of SetWindowsHookEx 41 IoCs

pid	Process
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe
4460	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4808	4460	OpenWith.exe	101
PID 4460 wrote to memory of 4808	4460	OpenWith.exe	101

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\archtemp.tar
1⤵
- Modifies registry class
PID:432

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\archtemp.tar
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

Loading Replay Monitor...