Overview

overview

10

Static

static

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample240701-rd2blswakb
  • SHA256 fd9c9c52f6a1f42dbc9bae5cb41f29ab2d13d38a265998669dca294c19502295
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 10.0.2.15:4782

Mutex

  • 34b824a5-92b1-4778-827a-9a291a182de7

Attributes
  • encryption_key

    9D7A82CA2BF1EE1C2F54E2F44FB5DD27535C300F

  • install_name

    Teams.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      Client-built.exe
    • Size 3.1MB
    • SHA256 fd9c9c52f6a1f42dbc9bae5cb41f29ab2d13d38a265998669dca294c19502295
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks