General

  • Target

    Bloody Kmax.exe

  • Size

    7.4MB

  • Sample

    250219-z9cl5azkbp

  • MD5

    cde22b810942c0c6eef2e844a2fe8eae

  • SHA1

    633ec7f9defbda8c7045f69e0a5ac1654068def6

  • SHA256

    c773c6821f2962c2c89e482ead7edc03768a9c9835cdd264c3c2189f2c8dbd40

  • SHA512

    e666fd809335888e4cf725e45f10fc7353dd3801a703f39353985b7ef35c6de1915abb22a54b4b1608fee86dd1c1c7b6c7b0b9d5215910164e1fb2469c32e58a

  • SSDEEP

    24576:aaL3vVD8Lpq5u+B0cAUmhInhvctethPLqrzHBCBoNyUr4epjVGXWkY6V5vovNYiw:L9gvS3thO/EabZkY6LVm6fiMhZnLDUR

Malware Config

Extracted

Path

C:\Users\Admin\Documents\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: KmaXx Bitcoin Address: bc1qlnzcep4l4ac0ttdrq7awxev9ehu465f2vpt9x0

Targets

    • Target

      Bloody Kmax.exe

    • Size

      7.4MB

    • MD5

      cde22b810942c0c6eef2e844a2fe8eae

    • SHA1

      633ec7f9defbda8c7045f69e0a5ac1654068def6

    • SHA256

      c773c6821f2962c2c89e482ead7edc03768a9c9835cdd264c3c2189f2c8dbd40

    • SHA512

      e666fd809335888e4cf725e45f10fc7353dd3801a703f39353985b7ef35c6de1915abb22a54b4b1608fee86dd1c1c7b6c7b0b9d5215910164e1fb2469c32e58a

    • SSDEEP

      24576:aaL3vVD8Lpq5u+B0cAUmhInhvctethPLqrzHBCBoNyUr4epjVGXWkY6V5vovNYiw:L9gvS3thO/EabZkY6LVm6fiMhZnLDUR

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Chaos family

    • Modifies boot configuration data using bcdedit

    • 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)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks