Overview

overview

10

Static

static

10

317a46786b...a1.exe

windows7-x64

10

317a46786b...a1.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    317a46786b73fccfafa5b5678c1a21a1.bin
  • Size 3.1MB
  • Sample240701-bwemkasbrb
  • SHA256 1dba5015247e9e52949d62c60c23713657123b7786cb790d6f1534126936c1b2
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • pringelsy-51954.portmap.host:51954

Mutex

  • ed30a1b2-d1a0-4e30-a860-b77fa3f71c40

Attributes
  • encryption_key

    49F9D3CAD835E70C60B54E401E356C16B3822AE8

  • install_name

    Opera GX.exe

  • log_directory

    Logs

  • reconnect_delay

    1000

  • startup_key

    OperaVPN

  • subdirectory

    common Files

Targets

    • Target
      317a46786b73fccfafa5b5678c1a21a1.bin
    • Size 3.1MB
    • SHA256 1dba5015247e9e52949d62c60c23713657123b7786cb790d6f1534126936c1b2
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • 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 v15

Tasks