Overview

overview

10

Static

static

10

4c55655c8d...21.exe

windows7-x64

10

4c55655c8d...21.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c55655c8daeb51fb9592bfd3eb4e29e1a40fc89b13af090c52cbcd4b6390521

  • Size

    3.1MB

  • Sample

    241216-prd25a1nhp

  • MD5

    5c585cd5a2d292a0cb0be6b10cace921

  • SHA1

    84b90137c36d741a4291aa22f4450c470ed9bd89

  • SHA256

    4c55655c8daeb51fb9592bfd3eb4e29e1a40fc89b13af090c52cbcd4b6390521

  • SHA512

    958c91d84c7e163fd473caf91363680347aa452aebdae76a4c01b39da790d003c20af6462bec3663c0208e8680ae2a9042fbc2c8ed8960e062dd51070fa39b27

  • SSDEEP

    49152:avCI22SsaNYfdPBldt698dBcjHQCv1JSpoGdTvTHHB72eh2NT:avP22SsaNYfdPBldt6+dBcjHQCa

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

tieumao1995-51127.portmap.io:51127

Mutex

4119a2e0-4ae4-4843-8534-99af91a2475d

Attributes
  • encryption_key

    DF6316067206E09C1F85138FCEBD56F5D94BF6AE

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Startup

  • subdirectory

    SubDir

Targets

    • Target

      4c55655c8daeb51fb9592bfd3eb4e29e1a40fc89b13af090c52cbcd4b6390521

    • Size

      3.1MB

    • MD5

      5c585cd5a2d292a0cb0be6b10cace921

    • SHA1

      84b90137c36d741a4291aa22f4450c470ed9bd89

    • SHA256

      4c55655c8daeb51fb9592bfd3eb4e29e1a40fc89b13af090c52cbcd4b6390521

    • SHA512

      958c91d84c7e163fd473caf91363680347aa452aebdae76a4c01b39da790d003c20af6462bec3663c0208e8680ae2a9042fbc2c8ed8960e062dd51070fa39b27

    • SSDEEP

      49152:avCI22SsaNYfdPBldt698dBcjHQCv1JSpoGdTvTHHB72eh2NT:avP22SsaNYfdPBldt6+dBcjHQCa

    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