Overview

overview

10

Static

static

1

prryry.bat

windows10-1703-x64

10

prryry.bat

windows7-x64

7

Sharing

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General

  • Target
    prryry.bat
  • Size 325KB
  • Sample230209-sfq44agg35
  • SHA256 59fbf83208e965445268cc973a63516dba60c68eced0d3cd8ed2e9499951dc32
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.0

Botnet

  • Office04

C2

  • quasharr.ddns.net:4782

  • quasharr21.ddns.net:4782

  • quasharr22.ddns.net:4782

  • quasharr33.ddns.net:4782

Mutex

  • 1f1a8604-757c-4251-9294-1b6985c3c1c7

Attributes
  • encryption_key

    2D1A3994D3C8E5C6071E7048589030F3E389DDC7

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows

  • subdirectory

    SubDir

Targets

    • Target
      prryry.bat
    • Size 325KB
    • SHA256 59fbf83208e965445268cc973a63516dba60c68eced0d3cd8ed2e9499951dc32
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks