General

  • Target

    2025-03-12_19a786543199121b4d00b91ae95a9628_chaos_destroyer_wannacry

  • Size

    26KB

  • Sample

    250312-rvcpkss1gw

  • MD5

    19a786543199121b4d00b91ae95a9628

  • SHA1

    b8598057de34ef4f802df78567a59d8e4c512b2a

  • SHA256

    d2dd462f3d0d296f69b3e2a200e93a197c5a142cdab45a857069ebe48ef920c1

  • SHA512

    05daf877344d401db35f2ef31c6c4e50390510e2a263e00bc2f0f3f51465adebadf0c51d79fc3655b21c6edb0bbc3ef6141928e98712734951c4a6dd154c38ee

  • SSDEEP

    384:CwYenjLLAG9rPOBSO2ABmAJFOVp91lmIb5ixDGx:E+rusoc9DmIbYxDm

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\read_it.txt

Family

chaos

Ransom Note
----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypted Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com Payment informationAmount: 0.1473766 BTC Bitcoin Address: bc1qlnzcep4l4ac0ttdrq7awxev9ehu465f2vpt9x0

Targets

    • Target

      2025-03-12_19a786543199121b4d00b91ae95a9628_chaos_destroyer_wannacry

    • Size

      26KB

    • MD5

      19a786543199121b4d00b91ae95a9628

    • SHA1

      b8598057de34ef4f802df78567a59d8e4c512b2a

    • SHA256

      d2dd462f3d0d296f69b3e2a200e93a197c5a142cdab45a857069ebe48ef920c1

    • SHA512

      05daf877344d401db35f2ef31c6c4e50390510e2a263e00bc2f0f3f51465adebadf0c51d79fc3655b21c6edb0bbc3ef6141928e98712734951c4a6dd154c38ee

    • SSDEEP

      384:CwYenjLLAG9rPOBSO2ABmAJFOVp91lmIb5ixDGx:E+rusoc9DmIbYxDm

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Chaos family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Disables Task Manager via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v15

Tasks