General

  • Target

    b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62

  • Size

    3.1MB

  • Sample

    240731-3gh5zstfnc

  • MD5

    7c57eda4bef5b6a6f5ca084dde31deb7

  • SHA1

    8ed5f1f48691e8d3d5e910b1fd46d0ce0d30eb1e

  • SHA256

    b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62

  • SHA512

    22d5be1c470f673b7a89ccb972c9b907eb76a070246d071550d891d52d2e4eba2a14df6924b98e1d866ad216e02e3a7cc368f545a578dfe6eaffec461abefe5d

  • SSDEEP

    49152:ivjI22SsaNYfdPBldt698dBcjHHAek9hBvJGLoGdkTHHB72eh2NT:ivc22SsaNYfdPBldt6+dBcjH2h8

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.28:4782

Mutex

180b92ba-98f1-484b-b54f-264758c8d7f4

Attributes
  • encryption_key

    E2AD968D101B25448614267CCA174D53CE1050BA

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    BootstrapperV1.11

  • subdirectory

    SubDir

Targets

    • Target

      b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62

    • Size

      3.1MB

    • MD5

      7c57eda4bef5b6a6f5ca084dde31deb7

    • SHA1

      8ed5f1f48691e8d3d5e910b1fd46d0ce0d30eb1e

    • SHA256

      b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62

    • SHA512

      22d5be1c470f673b7a89ccb972c9b907eb76a070246d071550d891d52d2e4eba2a14df6924b98e1d866ad216e02e3a7cc368f545a578dfe6eaffec461abefe5d

    • SSDEEP

      49152:ivjI22SsaNYfdPBldt698dBcjHHAek9hBvJGLoGdkTHHB72eh2NT:ivc22SsaNYfdPBldt6+dBcjH2h8

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks