Overview

overview

10

Static

static

1

Client-bui...bf.bat

windows10-ltsc 2021-x64

10

Client-bui...bf.bat

windows11-21h2-x64

10

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General

  • Target

    Client-built.exe_obf.bat

  • Size

    4.8MB

  • Sample

    241201-3cjwqaskel

  • MD5

    0ea9a510475daf6eb6499a876dade6c2

  • SHA1

    6b2414fc97ff2aa43a561d3110ec3e5017ca87ec

  • SHA256

    fdfd4e8e4eb78853bf8bbdcdf575b30009608d295e1ab972f8f4fc9e002ad1db

  • SHA512

    b94b96765df14ee5ca7617f98b2e5750ad361193f435c7d9e0a6c9f7a775cfd70c7960c522a055d69125652ce070c2281e29ccd120b00d5748c5aa4587ea494a

  • SSDEEP

    49152:6xA1np9ExTwHISa8/DNhtJJMJYz4xkFjyfgxLHRvs24CJMBDU78RH:k

Score
10/10
quasarfrexecutionspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

fr

C2

127.0.0.1:61875

Mutex

de3f242e-9b27-4bcc-b108-2b89973fa679

Attributes
  • encryption_key

    A9E1D2CBD6699561DDC6C38CE5B7E79D283DC83E

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe_obf.bat

    • Size

      4.8MB

    • MD5

      0ea9a510475daf6eb6499a876dade6c2

    • SHA1

      6b2414fc97ff2aa43a561d3110ec3e5017ca87ec

    • SHA256

      fdfd4e8e4eb78853bf8bbdcdf575b30009608d295e1ab972f8f4fc9e002ad1db

    • SHA512

      b94b96765df14ee5ca7617f98b2e5750ad361193f435c7d9e0a6c9f7a775cfd70c7960c522a055d69125652ce070c2281e29ccd120b00d5748c5aa4587ea494a

    • SSDEEP

      49152:6xA1np9ExTwHISa8/DNhtJJMJYz4xkFjyfgxLHRvs24CJMBDU78RH:k

    Score
    10/10
    quasarfrexecutionspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks