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Overview

overview

10

Static

static

10

Client-built.exe

windows10-ltsc_2021-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    250323-rr9j5sttby

  • MD5

    1efa2ce02b0580a14f2a8fac7a9a4979

  • SHA1

    8077e483cdd18cacc8f43da57f448e834dfac5a0

  • SHA256

    730b3867b91012ca460ddf78f0cf4dd2bfd15c63adc3a71210fdd642c836141b

  • SHA512

    5c93e3e93a934d57efd5520627096037b4d7f225f20b6e39f4be070862b77f3a751d78930349955deb53a7a80acac5f5f88f97960be0aea0f57c7839b4e9c548

  • SSDEEP

    49152:KvyI22SsaNYfdPBldt698dBcjHKZRJ6NbR3LoGdxTHHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHKZRJ6f

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.100.86:4782

Mutex

504ff898-f46f-4349-af57-001edb7ddaaa

Attributes
  • encryption_key

    080C56ED40FE9ADB7C560711D8C27946A3DDA54C

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      1efa2ce02b0580a14f2a8fac7a9a4979

    • SHA1

      8077e483cdd18cacc8f43da57f448e834dfac5a0

    • SHA256

      730b3867b91012ca460ddf78f0cf4dd2bfd15c63adc3a71210fdd642c836141b

    • SHA512

      5c93e3e93a934d57efd5520627096037b4d7f225f20b6e39f4be070862b77f3a751d78930349955deb53a7a80acac5f5f88f97960be0aea0f57c7839b4e9c548

    • SSDEEP

      49152:KvyI22SsaNYfdPBldt698dBcjHKZRJ6NbR3LoGdxTHHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHKZRJ6f

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks