General

  • Target

    2025-05-29_dc315c7f9c4d66148fc24f1b86aa12ca_elex_virlock

  • Size

    211KB

  • Sample

    250529-ltxqgabm5w

  • MD5

    dc315c7f9c4d66148fc24f1b86aa12ca

  • SHA1

    39496ea1d53c08a6ace6e2e0b79045a3a41a2679

  • SHA256

    d27e1abb8356cad7d92e309a85ee16ee9a8f67daa3f04182fd62ba73bb3cfd41

  • SHA512

    a2e865684ffa4eba3a58cf8e0fc9bc2aaa5c4c0247555744c63605c96bc6bcb7e84b5fda2ce0f5c87d2584f9b44cf8c453526a8e1d39483e761527cd73ebfdbc

  • SSDEEP

    6144:UEO+wgrVXpy2DjRj0jYvjUjNjujDj9jj6jj/Jq8hrU5BEFkKBZEDctH:Uf+wxJtS5BEkKBZED

Malware Config

Targets

    • Target

      2025-05-29_dc315c7f9c4d66148fc24f1b86aa12ca_elex_virlock

    • Size

      211KB

    • MD5

      dc315c7f9c4d66148fc24f1b86aa12ca

    • SHA1

      39496ea1d53c08a6ace6e2e0b79045a3a41a2679

    • SHA256

      d27e1abb8356cad7d92e309a85ee16ee9a8f67daa3f04182fd62ba73bb3cfd41

    • SHA512

      a2e865684ffa4eba3a58cf8e0fc9bc2aaa5c4c0247555744c63605c96bc6bcb7e84b5fda2ce0f5c87d2584f9b44cf8c453526a8e1d39483e761527cd73ebfdbc

    • SSDEEP

      6144:UEO+wgrVXpy2DjRj0jYvjUjNjujDj9jj6jj/Jq8hrU5BEFkKBZEDctH:Uf+wxJtS5BEkKBZED

    • Modifies visibility of file extensions in Explorer

    • Renames multiple (83) 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

    • 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 v16

Tasks