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-f2csdada97
  • SHA256 50c20492535f964b63151bd8747a1e23c5d0817924f47b1213350e24b600c373
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04 discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • nueva.tropicalbreeze.com.co:4782

  • shop.fitkitsports.in:4782

  • celkonmobiles.zedservice.in:4782

  • mu88bi.com:4782

  • find.wislaw.co:4782

  • news.hindustaniparivar.in:4782

  • dl.alvandmusicbot.in:4782

  • shop.claycanvas.co:4782

  • odyssianew.freebiz.co.in:4782

  • www.jssports.in:4782

  • doctors.curetap.in:4782

  • edc.evervid.in:4782

  • google.livegoogle.in:4782

  • tools.incrediblegad.in:4782

  • mu88top.net:4782

  • tech.dhoomdjs.in:4782

  • blog.bringdata.co:4782

  • blog.superquadra.co:4782

  • journal.matthewtaylor.co:4782

  • ns1.hphelp.info:4782

Mutex

  • 8ae380a2-c57e-41fb-8fd8-052b9a7ff4fa

Attributes
  • encryption_key

    61D61573755A2E8791F777F44FE72A8C404B3F90

  • install_name

    mozilla.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    1500

  • startup_key

    ThunderBird

  • subdirectory

    ThunderBird

Targets

    • Target
      Client-built.exe
    • Size 3.1MB
    • SHA256 50c20492535f964b63151bd8747a1e23c5d0817924f47b1213350e24b600c373
    • 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