General

  • Target
    af24612700c0105cf990148b19e5140314a55701c7022ccd2811e8ee29d68d74.bin.sample.gz
  • Size 15KB
  • Sample220217-wnmcnacha2
  • SHA256 012532729ad9c1e9495a65d1961a9f66cb7b5ae6c6aa18b919241e0029091d42
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • C:\restore-files.txt

Ransom Note
  • ╔════════════════╗ ═╣ What happened? ╠═ ╚════════════════╝ All of your important files have been encrypted and all sensitive data was stolen. The only way to restore your files and keep your data from going public is to contact us. After a payment has been made you will be given access to decryption software. As a quarantee we will decrypt 3 files for free. If you don't contact us within 72 hours the price will be doubled. ╔══════════════╗ ═╣ Instructions ╠═ ╚══════════════╝ - Download qTOX messanger from https://qtox.github.io/ - Send message to this Tox ID: 3728E933284CE638D06FCF1CBE921096E102508BD370D6D23137D3271EE5733825F63F56805E Your message should contain your Unique Key: 53566134903697098455
URLs
  • https://qtox.github.io/

Targets

    • Target
      sample
    • Size 30KB
    • SHA256 af24612700c0105cf990148b19e5140314a55701c7022ccd2811e8ee29d68d74
    • MD5 SHA1 SHA512
    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • Drops startup file

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Enterprise v6

Tasks