Overview

overview

10

Static

static

10

Client-built.exe

windows10-ltsc 2021-x64

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241210-ab7bea1ncn

  • MD5

    dd2a6038c221bd8c0cbef5f6cab1a2dd

  • SHA1

    1be55e1b91c69cc24187bb736ee999c36116a8f8

  • SHA256

    dcda7ad82a917a329939789f9a8514e7afa205d208c3af9356988cb1fe1f596d

  • SHA512

    2dd8e63c67876817b415ce62c85390a08cc8dbbc04d5b96301d497d36605737c6f6b03d6481930b5e08089e67739ba57e0e739344e3c75d3b45d9b5df56c0cfd

  • SSDEEP

    49152:Dv7I22SsaNYfdPBldt698dBcjHq/RJ6GbR3LoGdSUTHHB72eh2NT:DvE22SsaNYfdPBldt6+dBcjHq/RJ6A

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

68.8.112.15:443

Mutex

68c72d56-7c01-4752-8b16-99645c1898fc

Attributes
  • encryption_key

    6A865538EA2172CEA230F0158FFB3F9E7FC36141

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    5

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      dd2a6038c221bd8c0cbef5f6cab1a2dd

    • SHA1

      1be55e1b91c69cc24187bb736ee999c36116a8f8

    • SHA256

      dcda7ad82a917a329939789f9a8514e7afa205d208c3af9356988cb1fe1f596d

    • SHA512

      2dd8e63c67876817b415ce62c85390a08cc8dbbc04d5b96301d497d36605737c6f6b03d6481930b5e08089e67739ba57e0e739344e3c75d3b45d9b5df56c0cfd

    • SSDEEP

      49152:Dv7I22SsaNYfdPBldt698dBcjHq/RJ6GbR3LoGdSUTHHB72eh2NT:DvE22SsaNYfdPBldt6+dBcjHq/RJ6A

    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