General

  • Target

    QuasarModded.scr

  • Size

    1.2MB

  • Sample

    240707-sgywbsvarq

  • MD5

    a4804946374d70da63b45d48c0de6188

  • SHA1

    a00c5b21387aa3b2fa9eafd8bd3d0159de32454f

  • SHA256

    e5f8616d5ed2e6e1538b238c2ef7d13ee680406899fa14cae2ad54bede356d4a

  • SHA512

    d3e9bff12b39e2d4602e947be84606ffbd7af2bc9b0785721d9caf679163749892b7fa2cc33c76def45b275ce2971fef1a27d0369f857c42dca2dfd666631f5c

  • SSDEEP

    24576:u2G/nvxW3WieCaZtNvoYU367xprsfVwkR4QuYN0wnxvjd:ubA3jGA+ruVwkz6wnxvx

Malware Config

Targets

    • Target

      QuasarModded.scr

    • Size

      1.2MB

    • MD5

      a4804946374d70da63b45d48c0de6188

    • SHA1

      a00c5b21387aa3b2fa9eafd8bd3d0159de32454f

    • SHA256

      e5f8616d5ed2e6e1538b238c2ef7d13ee680406899fa14cae2ad54bede356d4a

    • SHA512

      d3e9bff12b39e2d4602e947be84606ffbd7af2bc9b0785721d9caf679163749892b7fa2cc33c76def45b275ce2971fef1a27d0369f857c42dca2dfd666631f5c

    • SSDEEP

      24576:u2G/nvxW3WieCaZtNvoYU367xprsfVwkR4QuYN0wnxvjd:ubA3jGA+ruVwkz6wnxvx

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v15

Tasks