General

  • Target
    2024-08-10_ef531da468065fc649d072824c9a76e2_darkside
  • Size 146KB
  • Sample240810-c265fawdkd
  • SHA256 d12c35c8825aad5b09855a89102236774ca847a7559132c4e9d92aaf69772815
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Path
  • C:\xgU6NOijB.README.txt

Ransom Note
  • !!! ALL YOUR FILES ARE ENCRYPTED!!! All your files, documents, photos, databases and other important files are encrypted. The only way to recover your files is to use a decryptor. To get the decryptor, write to us by mail or telegram, specify the ID of the encrypted files in the letter: Email: [email protected] Telegram: https://t.me/bit_decryptor Warning. * Do not rename encrypted files. * Do not attempt to decrypt data using third party software as this may result in permanent data loss. * Do not contact other people, only we can help you and recover your data. Your personal decryption ID: 8F1D8AE5590CFFAA9E830C0B682161DC
URLs
  • https://t.me/bit_decryptor

Extracted

Path
  • C:\xgU6NOijB.README.txt

Ransom Note
  • !!! ALL YOUR FILES ARE ENCRYPTED!!! All your files, documents, photos, databases and other important files are encrypted. The only way to recover your files is to use a decryptor. To get the decryptor, write to us by mail or telegram, specify the ID of the encrypted files in the letter: Email: [email protected] Telegram: https://t.me/bit_decryptor Warning. * Do not rename encrypted files. * Do not attempt to decrypt data using third party software as this may result in permanent data loss. * Do not contact other people, only we can help you and recover your data. Your personal decryption ID: 8F1D8AE5590CFFAA7CAF47ED4DB2283A
URLs
  • https://t.me/bit_decryptor

Targets

    • Target
      2024-08-10_ef531da468065fc649d072824c9a76e2_darkside
    • Size 146KB
    • SHA256 d12c35c8825aad5b09855a89102236774ca847a7559132c4e9d92aaf69772815
    • MD5 SHA1 SHA512 SSDEEP
    • Renames multiple (363) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks