General

  • Target

    Packburpsuite21.rar

  • Size

    208.8MB

  • Sample

    250106-m9y4xavmas

  • MD5

    7d21c6d05d4cd5deb4e8f0123804a833

  • SHA1

    94d309b8c65cdf88c52d9e6bd3c0085cee33f16d

  • SHA256

    435cef541072c4e67643602b1c93277efaa122246c10f9e1a6d7fadcdedca947

  • SHA512

    5ede8e6bc4d41665620c4824ed1a1c3bdb3127450fa5dea1406a82b7ceb8cb18f5e9081d9ad792e66df912096b54ca0f7f000b4924a1743566285940b46aef5b

  • SSDEEP

    6291456:wfDlqvXnRovMwPG3JAZqKdy/z/PhJlTz6:wfxqpoTPG3JFKdozBJtz6

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

loomis

C2

sytemmediacom.hopto.org:4444

Mutex

QSR_MUTEX_AaT6YOWjH9nv7lraZU

Attributes
  • encryption_key

    l1npLAHvnEPdMOUavOPM

  • install_name

    svhostt.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    svhostt

  • subdirectory

    SubDir

Targets

    • Target

      Packburpsuite21.rar

    • Size

      208.8MB

    • MD5

      7d21c6d05d4cd5deb4e8f0123804a833

    • SHA1

      94d309b8c65cdf88c52d9e6bd3c0085cee33f16d

    • SHA256

      435cef541072c4e67643602b1c93277efaa122246c10f9e1a6d7fadcdedca947

    • SHA512

      5ede8e6bc4d41665620c4824ed1a1c3bdb3127450fa5dea1406a82b7ceb8cb18f5e9081d9ad792e66df912096b54ca0f7f000b4924a1743566285940b46aef5b

    • SSDEEP

      6291456:wfDlqvXnRovMwPG3JAZqKdy/z/PhJlTz6:wfxqpoTPG3JFKdozBJtz6

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks