d257ccb871f76dc160811fcfce87770bbced5aa97dbcb7c7912ebbccd353fca4

Resubmissions

17/05/2024, 18:01

240517-wlx2dabf85 10

17/05/2024, 17:59

240517-wk1e4sbe9x 10

Analysis

max time kernel
459s
max time network
461s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
17/05/2024, 17:59

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General

Target

Readme/readme.txt
Size

5KB
MD5

55e29d2e521ef2bb8bf9fcd7f53e15df
SHA1

c098f55f979f6f090f3d25fedc35eda1bc6c22f5
SHA256

4f92c7ae46dfa18ac2628d22e29f593776fbccb5b9cb23b78a988388941b703d
SHA512

dc6da1ecda7074658d431f4ec93f41a1e7ec89f213561784e08019b4bbc78cbf203773ea714a0c0d3f51cda23345686acc2b11eb41d8dc8a919b9a708fb125f4
SSDEEP

96:wi+EfKONoUq9SCtCdaKWX6vIlP0bSZP3RBnYQoo:wiN6CdPWXrRI4PBVY7o

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-1-5-21-3062789476-783164490-2318012559-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2300	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 2300	3320	cmd.exe	81
PID 3320 wrote to memory of 2300	3320	cmd.exe	81

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Readme\readme.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Readme\readme.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:2300

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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