Overview

overview

10

Static

static

10

Client-built.exe

windows10-ltsc_2021-x64

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample260601-tp5vaabw5p
  • SHA256 82b10eea38e03aa8deebcefa2598c4276a28a338b07dfcc98aa9e43b94d71af9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • r0joxce8ac.localto.net:2601

Mutex

  • 217ad2d3-126c-4c5c-a3c1-48df0c40d80b

Attributes
  • encryption_key

    5B27051D67AA2CCE9314596003B68709A13FC003

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      Client-built.exe
    • Size 3.1MB
    • SHA256 82b10eea38e03aa8deebcefa2598c4276a28a338b07dfcc98aa9e43b94d71af9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04quasarspywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks