General

  • Target

    2025-05-29_5962530caa312f56fdbd7aa90cf81b2e_elex_virlock

  • Size

    779KB

  • Sample

    250529-lnfj1azwgx

  • MD5

    5962530caa312f56fdbd7aa90cf81b2e

  • SHA1

    027af0fa4c863e53cb7cccf5fdf6229579dfed11

  • SHA256

    311d6e54264fe461dec77f26e82b2bbc59179d0996957e7c79afa433ac11a66c

  • SHA512

    8029bb1a530e29617f0a08ad2da36d767f92f05485ab19bc45098e4b49f57ba959c8cbe76845aa673a0d3b008d275b4c665e8b6c03347c6bfa32c6cb37cf71dd

  • SSDEEP

    3072:RsbKoXuJA9Z/zH4EV8TjAbjCXn0bDLszD7XvNQS6Uq7kArD/JAS3IfwRkwaI29JX:RUQIJC2Di1R6dvrxnRQH9I+X0G

Malware Config

Targets

    • Target

      2025-05-29_5962530caa312f56fdbd7aa90cf81b2e_elex_virlock

    • Size

      779KB

    • MD5

      5962530caa312f56fdbd7aa90cf81b2e

    • SHA1

      027af0fa4c863e53cb7cccf5fdf6229579dfed11

    • SHA256

      311d6e54264fe461dec77f26e82b2bbc59179d0996957e7c79afa433ac11a66c

    • SHA512

      8029bb1a530e29617f0a08ad2da36d767f92f05485ab19bc45098e4b49f57ba959c8cbe76845aa673a0d3b008d275b4c665e8b6c03347c6bfa32c6cb37cf71dd

    • SSDEEP

      3072:RsbKoXuJA9Z/zH4EV8TjAbjCXn0bDLszD7XvNQS6Uq7kArD/JAS3IfwRkwaI29JX:RUQIJC2Di1R6dvrxnRQH9I+X0G

    • Modifies visibility of file extensions in Explorer

    • Renames multiple (88) 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