Overview

overview

10

Static

static

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample240330-tfxgjsaa52
  • SHA256 6c3bf8d6d422e4f1633137f80edd54f810420680d180dd8fcd4b7533816d332a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • character-acquisitions.gl.at.ply.gg:36301

Mutex

  • 8fd646dd-074f-49c8-b9f2-bcf0e89df49c

Attributes
  • encryption_key

    F7BE6911D802AD8DE6563F293DF4A974E285DE23

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    icloudservices

  • subdirectory

    SubDir

Targets

    • Target
      Client-built.exe
    • Size 3.1MB
    • SHA256 6c3bf8d6d422e4f1633137f80edd54f810420680d180dd8fcd4b7533816d332a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks