Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

Client-built.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample261110-jsjfcagz5n
  • SHA256 b824818f580fd7399629f2cc7b3ff353039605c4cc7a42f38cce5d0ec851da9c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04 discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • find.wislaw.co:4782

  • wislaw.co:4782

  • fast.wislaw.co:4782

  • us.wislaw.co:4782

Mutex

  • d6507678-ff4f-47c0-8012-ddd88ccd4665

Attributes
  • encryption_key

    61D61573755A2E8791F777F44FE72A8C404B3F90

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    200

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      Client-built.exe
    • Size 3.1MB
    • SHA256 b824818f580fd7399629f2cc7b3ff353039605c4cc7a42f38cce5d0ec851da9c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04 discoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks