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

    3.2MB

  • Sample

    250207-avwzsaskh1

  • MD5

    673a9eb49a4d5e00a7280b5ae2d8fcd5

  • SHA1

    83dfed7433dd0fef1c654d4fe8d3a3a03d47fb2a

  • SHA256

    39555aeefdaa195d8e046990520ed406f2600cffa40d70a276f588081483d339

  • SHA512

    8341e8f08b03affb5e1912084f532f6cda5c05e8b6dda949aa04d26d2e52cbb415411e00354b1824520651b20e533153c88f094848d1b9e74409057b6dd79c9a

  • SSDEEP

    49152:QvAt62XlaSFNWPjljiFa2RoUYIMORJ6LbR3LoGdYTHHB72eh2NT:Qvs62XlaSFNWPjljiFXRoUYIMORJ6d

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.209:4782

Mutex

d942a9a5-3785-41ac-a7db-12e8f1fb6c3d

Attributes
  • encryption_key

    E662E8B331BDD6D3B27E1C68FDDE49A9178AEBE8

  • install_name

    A.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.2MB

    • MD5

      673a9eb49a4d5e00a7280b5ae2d8fcd5

    • SHA1

      83dfed7433dd0fef1c654d4fe8d3a3a03d47fb2a

    • SHA256

      39555aeefdaa195d8e046990520ed406f2600cffa40d70a276f588081483d339

    • SHA512

      8341e8f08b03affb5e1912084f532f6cda5c05e8b6dda949aa04d26d2e52cbb415411e00354b1824520651b20e533153c88f094848d1b9e74409057b6dd79c9a

    • SSDEEP

      49152:QvAt62XlaSFNWPjljiFa2RoUYIMORJ6LbR3LoGdYTHHB72eh2NT:Qvs62XlaSFNWPjljiFXRoUYIMORJ6d

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks