General

  • Target

    20240614bfbf738fd5d4247871b673a210d78ff0virlock.exe

  • Size

    204KB

  • Sample

    240614-1et4cs1anm

  • MD5

    bfbf738fd5d4247871b673a210d78ff0

  • SHA1

    38476a8f29ec33644f2439f6cc94db9a1906c9ae

  • SHA256

    324d5e5bd8f3bfdc812a4728bd2d95aa68ce1d52a476e73b3abb2d0fe3808f00

  • SHA512

    1d256a98f6557653f50dff180b4f12211db33a4f2b57c051299ae5726f94de31c24a561e3892795a00ed1236047064fb432bb58c196a8b506f2ee3433f522720

  • SSDEEP

    6144:jiLdwJ5X0SGC7rrYGQJ0qkWfk0NVHlnU7:jSuJ5t2k2nnw

Malware Config

Targets

    • Target

      20240614bfbf738fd5d4247871b673a210d78ff0virlock.exe

    • Size

      204KB

    • MD5

      bfbf738fd5d4247871b673a210d78ff0

    • SHA1

      38476a8f29ec33644f2439f6cc94db9a1906c9ae

    • SHA256

      324d5e5bd8f3bfdc812a4728bd2d95aa68ce1d52a476e73b3abb2d0fe3808f00

    • SHA512

      1d256a98f6557653f50dff180b4f12211db33a4f2b57c051299ae5726f94de31c24a561e3892795a00ed1236047064fb432bb58c196a8b506f2ee3433f522720

    • SSDEEP

      6144:jiLdwJ5X0SGC7rrYGQJ0qkWfk0NVHlnU7:jSuJ5t2k2nnw

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (56) 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.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks