General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241228-zg6dqs1qgy

  • MD5

    cdadc74f3cb613d84558ecaf3e28b573

  • SHA1

    d4a77a1ac3987a3f6ee042871ae17c7d9db6cd0b

  • SHA256

    7ceb557b1ecc941f5a2804c0f40899bdc2e7f7c820e05f7c4e0e89303c360037

  • SHA512

    a66e1657407423697fefc477fed384d20762da4b0280e490fb57426483403a30ad1d8feb0c1c760192cda6c889389b701d4ec90fda63dedf176c975918d916d1

  • SSDEEP

    49152:2vIt62XlaSFNWPjljiFa2RoUYIto5baoGdtm8+THHB72eh2NT:2vE62XlaSFNWPjljiFXRoUYIto5eU

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

138.0.54.91:4782

Mutex

63563c99-67f3-4d20-8c7f-230c3d970b36

Attributes
  • encryption_key

    E22572FBAE45F5F894074ED475A27E306499B335

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft Link

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      cdadc74f3cb613d84558ecaf3e28b573

    • SHA1

      d4a77a1ac3987a3f6ee042871ae17c7d9db6cd0b

    • SHA256

      7ceb557b1ecc941f5a2804c0f40899bdc2e7f7c820e05f7c4e0e89303c360037

    • SHA512

      a66e1657407423697fefc477fed384d20762da4b0280e490fb57426483403a30ad1d8feb0c1c760192cda6c889389b701d4ec90fda63dedf176c975918d916d1

    • SSDEEP

      49152:2vIt62XlaSFNWPjljiFa2RoUYIto5baoGdtm8+THHB72eh2NT:2vE62XlaSFNWPjljiFXRoUYIto5eU

MITRE ATT&CK Enterprise v15

Tasks