General

  • Target

    mainloader.exe

  • Size

    3.1MB

  • MD5

    273ce3c64760b230f10d6e62d9528164

  • SHA1

    566595fcb762542d3e03c20f81ef1c75d9d7a96d

  • SHA256

    427a9817d50db6a7f0a4a6480c399b7e37413d2089891e6bedfed583da712284

  • SHA512

    011e13b915701048b4c2b8b77e2330dd0bed0f9a56f2cf1ef61e40782ba913acb53b60e200b66ab5b52c7e04d3a2c1f22d78a3824fc394c89f5cc2cb0a64848f

  • SSDEEP

    49152:LvyI22SsaNYfdPBldt698dBcjHr7/sdpUyoGdoSTHHB72eh2NT:Lvf22SsaNYfdPBldt6+dBcjHv/E

Score
10/10

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.0.189:4782

Mutex

0cb31132-8966-4fde-b92b-e8c4d9af3b15

Attributes
  • encryption_key

    C022D567101D14EE5E6DB20B2D111ED5DDE3BC6A

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar family
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • mainloader.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections