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General

  • Target

    984600cb124442b3a6cccfa3fd7dad4a_virlock_JC.exe

  • Size

    182KB

  • Sample

    230808-s5np9sdf54

  • MD5

    984600cb124442b3a6cccfa3fd7dad4a

  • SHA1

    99efe726c8595e6a14fdf18af61de1cd6962d6d0

  • SHA256

    3b04220c50cfe4222c6195265144848afba0e3c154a223bfe66b071231373d90

  • SHA512

    5a651d8f1f3db8d154a38b35a1f36cab0d691e55bd1077d3ad0b4c09a165f63a35457aef6fb76a3495c8a5c2a5aade73657c180f9e22d519ed21b6206640276e

  • SSDEEP

    3072:T0vAD4D4LpDYrAlHbcmksN0HSNppTQFmQ48iOXVabAOU4:TI2u4x/lHIWN0GTQ+0VasOU

Malware Config

Targets

    • Target

      984600cb124442b3a6cccfa3fd7dad4a_virlock_JC.exe

    • Size

      182KB

    • MD5

      984600cb124442b3a6cccfa3fd7dad4a

    • SHA1

      99efe726c8595e6a14fdf18af61de1cd6962d6d0

    • SHA256

      3b04220c50cfe4222c6195265144848afba0e3c154a223bfe66b071231373d90

    • SHA512

      5a651d8f1f3db8d154a38b35a1f36cab0d691e55bd1077d3ad0b4c09a165f63a35457aef6fb76a3495c8a5c2a5aade73657c180f9e22d519ed21b6206640276e

    • SSDEEP

      3072:T0vAD4D4LpDYrAlHbcmksN0HSNppTQFmQ48iOXVabAOU4:TI2u4x/lHIWN0GTQ+0VasOU

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • 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