549dbe51d672d510fcfc4bc41a0b7bc94052ecd2bd5da5b901af6fa830d9a270

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
29/02/2024, 00:20

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General

Target

license.txt
Size

29KB
MD5

84a8a8a8f1b2f7d234a3bacf22f1121a
SHA1

e691eead53daf8959247370ab8b81df5b49360b1
SHA256

d3419031e5226e00c1dd00b63a8418f84fc2fe9f58d77120b780271c80bd3cc0
SHA512

12596ffc822cbf96dacc106682c279765f822ee36f8c0791b0ff1adcc38d7f81592fae455173d937cec7be8cec2b3925fc2bd6f9c2325d754b8347c8d46b5820
SSDEEP

384:vbkMUNsOmGUGQe9TaHoFRQNA95FCgXyOdA7mmBt:vbkM0XN39FQNouf

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-1-5-21-4181651180-3163410697-3990547336-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4292	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 4292	3924	cmd.exe	79
PID 3924 wrote to memory of 4292	3924	cmd.exe	79

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\license.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3924
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\license.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4292

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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