Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

General

  • Target

    2024-04-05_5833a10bca0cc3f8abfa83cb9a0f0732_virlock

  • Size

    371KB

  • Sample

    240405-pqfjkaca9z

  • MD5

    5833a10bca0cc3f8abfa83cb9a0f0732

  • SHA1

    057f4950d76b429ad8e3311d245b54ec3871c69c

  • SHA256

    2e0d6dac0f35836e65cc9b92e0305bc6dae2d5a7c98a28e28c461ba9eb0a24d7

  • SHA512

    8a8d39ec4d18614634ce64d3afcbda06146f3b55e13fc670e8d3b9306020c19e8fe29a294e306522952a9bccb2f54ee506dd0e487f95856c8fcf08ac5880c596

  • SSDEEP

    6144:heDE1eWBqolLPHCdQ5EIKH1oSICUCK78JC8S6Z:EDEsolrHyQ8/Z

Malware Config

Targets

    • Target

      2024-04-05_5833a10bca0cc3f8abfa83cb9a0f0732_virlock

    • Size

      371KB

    • MD5

      5833a10bca0cc3f8abfa83cb9a0f0732

    • SHA1

      057f4950d76b429ad8e3311d245b54ec3871c69c

    • SHA256

      2e0d6dac0f35836e65cc9b92e0305bc6dae2d5a7c98a28e28c461ba9eb0a24d7

    • SHA512

      8a8d39ec4d18614634ce64d3afcbda06146f3b55e13fc670e8d3b9306020c19e8fe29a294e306522952a9bccb2f54ee506dd0e487f95856c8fcf08ac5880c596

    • SSDEEP

      6144:heDE1eWBqolLPHCdQ5EIKH1oSICUCK78JC8S6Z:EDEsolrHyQ8/Z

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (86) 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.

    • 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.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks