09976fd76ae40a608f424655cda82b2be77c426c88ea95af78378b47630397bf

Analysis

max time kernel
88s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
06/03/2024, 22:55

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General

Target
readme.txt
Size 15KB
Sample240306-2we67scc71
SHA256 f3d8cd1a5d64d61b17ef4918542f2d6a531412b1317d48cc32fb74ffd8acbe88
MD5 331b2daa1922a441f02a38c7a2248312
SHA1 d3baa51871f5128bd216706b56094a7bacfc0793
SHA512 e151de0c1cc3ce9764e568fb7ae023b98413cf85c2a335591eedc3426682a7928444f5fb73b4a084559abad8c03a1b03de3453cabcb03c8eb9b115a75644a5b9
SSDEEP 384:UmfiY7ABU+H2imTAh0JLFjYdVVh+qWoIP:UmfiY7AS+xOJhsdjVW3
MD5 SHA1 SHA512 SSDEEP

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
5024	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 5024	4852	cmd.exe	82
PID 4852 wrote to memory of 5024	4852	cmd.exe	82

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\readme.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\readme.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:5024

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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