1c72e30dd7dfa0b51e54279b72e9743beb3b5037868ad20fcea977f5520d1e9e

Analysis

max time kernel
1s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
08/04/2024, 20:42

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General

Target

rare.txt
Size

26B
MD5

9c5a0f2dbbeb6ad4c245312efed6f8d6
SHA1

d2746ac7fa695595d464b2d8004410377081051e
SHA256

1c72e30dd7dfa0b51e54279b72e9743beb3b5037868ad20fcea977f5520d1e9e
SHA512

acc6b98cdfa7e78c5392ec8e9913d5a982670ce171c82e79f2f91e96efdabab57ef2871fbed9372c258765b0af9ffb7ceac57d842a3549a68e65c4fd40e7a38c

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4844	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3736 wrote to memory of 4844	3736	cmd.exe	82
PID 3736 wrote to memory of 4844	3736	cmd.exe	82

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\rare.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3736
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\rare.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4844

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

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