General

  • Target

    Prestige-Injector(3).exe

  • Size

    3.1MB

  • Sample

    241120-smjctsymcz

  • MD5

    d1675434eee067b0a023a3c31cf7ba75

  • SHA1

    baf38fe44bfea1a3f4ef5c387b71d2e08e7edc29

  • SHA256

    fd5b712e067c1089aed9df7588844adef501a2c9742107a564a408965fb87c12

  • SHA512

    2316bc1b93a8b816963c5199f2fecaabaaef355bd8047af3c3b432250ae92e3010db45887a57176d1a639849f70c9c16fdec5b28c3f9ab9a166456fb003657ec

  • SSDEEP

    49152:rvyI22SsaNYfdPBldt698dBcjH7CD2a95fQ7k/PLoGdNTHHB72eh2NT:rvf22SsaNYfdPBldt6+dBcjHe6aD

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.83:4782

Mutex

20eb3b08-32c9-45df-9d5a-fb58af454c08

Attributes
  • encryption_key

    22C1A62E3E9EE906C0C8F9D30DA34D63B8A197BA

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Prestige-Injector(3).exe

    • Size

      3.1MB

    • MD5

      d1675434eee067b0a023a3c31cf7ba75

    • SHA1

      baf38fe44bfea1a3f4ef5c387b71d2e08e7edc29

    • SHA256

      fd5b712e067c1089aed9df7588844adef501a2c9742107a564a408965fb87c12

    • SHA512

      2316bc1b93a8b816963c5199f2fecaabaaef355bd8047af3c3b432250ae92e3010db45887a57176d1a639849f70c9c16fdec5b28c3f9ab9a166456fb003657ec

    • SSDEEP

      49152:rvyI22SsaNYfdPBldt698dBcjH7CD2a95fQ7k/PLoGdNTHHB72eh2NT:rvf22SsaNYfdPBldt6+dBcjHe6aD

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks