Overview

overview

10

Static

static

10

build.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    build.exe
  • Size 3.3MB
  • Sample240307-rw7aksed4y
  • SHA256 05ab8850349d32f406ec29f524c3b90f665b3e8a5bbf7c88d42f757c57d523cf
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 192.168.0.154:4782

Mutex

  • 2d8242f2-bd11-4d7f-bb40-f9f6e4ef1b37

Attributes
  • encryption_key

    B0514A75514C1DAA16FD685EE1D1069D72778FB8

  • install_name

    SquirrelTemp.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SquirrelTemp

Targets

    • Target
      build.exe
    • Size 3.3MB
    • SHA256 05ab8850349d32f406ec29f524c3b90f665b3e8a5bbf7c88d42f757c57d523cf
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks