General

  • Target
    db_exec.exe
  • Size 56KB
  • Sample200929-84e3j2fhre
  • SHA256 05eb6a100b33f2bcf48a1acaa989b96de246d09e6e8526de83a622ebe575d25f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • \??\c:\users\admin\desktop\info.txt

Ransom Note
  • ATTENTION! ALL YOUR DATA ARE PROTECTED WITH RSA ALGORITHM Your security system was vulnerable, so all of your files are encrypted. If you want to restore them, contact us by email: [email protected] in the header of the letter indicate your encrypted ID (you can find it in the names of your encrypted files) If you do not receive a response within 24 hours, please contact us by Telegram.org account: @iso_recovery BE CAREFUL AND DO NOT DAMAGE YOUR DATA: Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Do not trust anyone! Only we have keys to your files! Without this keys restore your data is impossible WE GUARANTEE A FREE DECODE AS A PROOF OF OUR POSSIBILITIES: You can send us 2 files for free decryption. Size of file must be less than 1 Mb (non archived). We don`t decrypt for test DATABASE, XLS and other important files. DO NOT ATTEMPT TO DECODE YOUR DATA YOURSELF, YOU ONLY DAMAGE THEM AND THEN YOU LOSE THEM FOREVER. AFTER DECRYPTION YOUR SYSTEM WILL RETURN TO A FULLY NORMALLY AND OPERATIONAL CONDITION!

Extracted

Path
  • C:\Users\Admin\Desktop\info.hta

Ransom Note
  • ATTENTION! ALL YOUR DATA ARE PROTECTED WITH RSA ALGORITHM Your security system was vulnerable, so all of your files are encrypted. If you want to restore them, contact us by email: [email protected] in the header of the letter indicate your encrypted ID 08742CD1-2589 If you do not receive a response within 24 hours, please contact us by Telegram.org account: @iso_recovery BE CAREFUL AND DO NOT DAMAGE YOUR DATA: Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Do not trust anyone! Only we have keys to your files! Without this keys restore your data is impossible WE GUARANTEE A FREE DECODE AS A PROOF OF OUR POSSIBILITIES: You can send us 2 files for free decryption. Size of file must be less than 1 Mb (non archived). We don`t decrypt for test DATABASE, XLS and other important files. DO NOT ATTEMPT TO DECODE YOUR DATA YOURSELF, YOU ONLY DAMAGE THEM AND THEN YOU LOSE THEM FOREVER. AFTER DECRYPTION YOUR SYSTEM WILL RETURN TO A FULLY NORMALLY AND OPERATIONAL CONDITION!

Targets

    • Target
      db_exec.exe
    • Size 56KB
    • SHA256 05eb6a100b33f2bcf48a1acaa989b96de246d09e6e8526de83a622ebe575d25f
    • MD5 SHA1 SHA512
    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

    • Modifies Windows Firewall

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v6

Tasks