76d7f882041a583460c3f5715283814cc24b091033a7d1e9b100c91cdeb7afe6

Analysis

max time kernel
453s
max time network
456s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
20/02/2024, 17:23

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General

Target

message.txt
Size

3KB
MD5

81244324ae535c5f553d2a8c380e0156
SHA1

776c636e3d19ca40ff8adb849fada49ecebeaaf0
SHA256

76d7f882041a583460c3f5715283814cc24b091033a7d1e9b100c91cdeb7afe6
SHA512

b79af7e58e9717882d9958f86b9ede9f12f1101d23824159af49399e9cfec9d0f72c8109ccd08227acba7113ad1adb1f0b3887d7df75102098639ae5a309225e

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-1-5-21-1002246581-1510179080-2205450789-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4276	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 4276	1156	cmd.exe	81
PID 1156 wrote to memory of 4276	1156	cmd.exe	81

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\message.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\message.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4276

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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