Overview

overview

10

Static

static

3

bur‮gpj.exe

windows10-2004-x64

10

bur‮gpj.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    bur‮gpj.exe
  • Size 4.1MB
  • Sample260816-mgff4avhle
  • SHA256 1c1f2e95b6612c613efca7dc438a155c6b6ae4c55e3f9d4f2daada6863385386
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04executionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 192.168.1.92:4782

Mutex

  • b7bd271b-e9be-4e21-9dde-f664421847af

Attributes
  • encryption_key

    DDA20F3C7C108BBFD05562D9A8074B47564EDC6C

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      bur‮gpj.exe
    • Size 4.1MB
    • SHA256 1c1f2e95b6612c613efca7dc438a155c6b6ae4c55e3f9d4f2daada6863385386
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04executionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks