Overview

overview

10

Static

static

10

Client-built (1).exe

windows7-x64

10

Client-built (1).exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Client-built (1).exe
  • Size 3.1MB
  • Sample240630-tmbtestemm
  • SHA256 afaf1fafdbbd222021f2d6dc870e4026866a2be055654207be312d6d9cbf3bf4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 192.168.1.150:4782

Mutex

  • adc301f6-35ca-4636-b286-ad2aef63f877

Attributes
  • encryption_key

    54B7AB1A151267275EF24D335CE7E3B6ABDDC53E

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft Launcher Task Manager

  • subdirectory

    SubDir

Targets

    • Target
      Client-built (1).exe
    • Size 3.1MB
    • SHA256 afaf1fafdbbd222021f2d6dc870e4026866a2be055654207be312d6d9cbf3bf4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks