Overview

overview

10

Static

static

10

Viber.exe

windows7-x64

10

Viber.exe

windows10-2004-x64

10

Resubmissions

02/06/2024, 02:14

240602-cn2b2afh8210

02/06/2024, 02:13

240602-cnmtmsfh6410

Sharing

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General

  • Target
    Viber.exe
  • Size 3.3MB
  • Sample240602-cn2b2afh82
  • SHA256 2ab4ac728381ffef7b917c6e2f9fd45cdbb753238552484b33990d101f90105d
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 192.168.100.4:4782

Mutex

  • ff281bf3-1641-40e1-b845-186b77f35b47

Attributes
  • encryption_key

    F8B799D52937CC435CCEC057E69F8914153CFD83

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      Viber.exe
    • Size 3.3MB
    • SHA256 2ab4ac728381ffef7b917c6e2f9fd45cdbb753238552484b33990d101f90105d
    • 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 Matrix

Tasks