Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    250209-qvwl1ssmgm

  • MD5

    9f363517377578ac3d7fbb253dcaaf8d

  • SHA1

    d79d53e00bac8145fe06602fe1479d4770d31ab1

  • SHA256

    6e17449148526f2169e2d0fdcedd5f599b17e953b29662f74ca0f534ba44589b

  • SHA512

    0424519b17c3511124d8a7ab6b9e0700106ef01bb157ded9a99cbcb2b599e6f59ea7b235d35ebfe10c1836680eb449d719790641f72d5504232c4c2bd977e73f

  • SSDEEP

    49152:rvCI22SsaNYfdPBldt698dBcjHXAWEpMf/GoGd+THHB72eh2NT:rvP22SsaNYfdPBldt6+dBcjHXAWE5

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

wexodi1642-33696.portmap.host:33696

Mutex

05043f17-0876-45f5-b27b-7f630638e515

Attributes
  • encryption_key

    F4CF0CA55402CFB88BBBA236836AC2C8F476EAF1

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Steam

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      9f363517377578ac3d7fbb253dcaaf8d

    • SHA1

      d79d53e00bac8145fe06602fe1479d4770d31ab1

    • SHA256

      6e17449148526f2169e2d0fdcedd5f599b17e953b29662f74ca0f534ba44589b

    • SHA512

      0424519b17c3511124d8a7ab6b9e0700106ef01bb157ded9a99cbcb2b599e6f59ea7b235d35ebfe10c1836680eb449d719790641f72d5504232c4c2bd977e73f

    • SSDEEP

      49152:rvCI22SsaNYfdPBldt698dBcjHXAWEpMf/GoGd+THHB72eh2NT:rvP22SsaNYfdPBldt6+dBcjHXAWE5

    Score
    10/10
    quasaroffice04spywaretrojandiscovery

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks