General

  • Target

    1188-57-0x0000000000F40000-0x00000000017B6000-memory.dmp

  • Size

    8.5MB

  • Sample

    230605-r9xcjahc29

  • MD5

    3d7637d04a1f65884a3b74ea2bd0e02e

  • SHA1

    c0bd76a823b6833529b0f5fe763b88bc29d1b04b

  • SHA256

    2bd0dec1705f520f03f94f424dfa847ebbb246c27c2a481ce0de01383a39c0fd

  • SHA512

    7b98f3974a08895a5450412de5b1474055bdd6d57c46028fb3b3a20557718759a816b2844818dfc97de34822cec122f940e4c5b3054378f57abaf8b6f5415904

  • SSDEEP

    196608:ZXNOHw4YY17oZLyzP5NzQiYLRiV2sKoK:pYIYlfLviRiVrKo

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Discord Skids

C2

consider-brochure.at.ply.gg:27804

Mutex

QSR_MUTEX_K74gPsK0rTir6ohMb6

Attributes
  • encryption_key

    7bQbeRbkWBPbfsQ8OJAh

  • install_name

    COM Surrogate.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    SystemHealthTray

  • subdirectory

    SubDir

Targets

    • Target

      1188-57-0x0000000000F40000-0x00000000017B6000-memory.dmp

    • Size

      8.5MB

    • MD5

      3d7637d04a1f65884a3b74ea2bd0e02e

    • SHA1

      c0bd76a823b6833529b0f5fe763b88bc29d1b04b

    • SHA256

      2bd0dec1705f520f03f94f424dfa847ebbb246c27c2a481ce0de01383a39c0fd

    • SHA512

      7b98f3974a08895a5450412de5b1474055bdd6d57c46028fb3b3a20557718759a816b2844818dfc97de34822cec122f940e4c5b3054378f57abaf8b6f5415904

    • SSDEEP

      196608:ZXNOHw4YY17oZLyzP5NzQiYLRiV2sKoK:pYIYlfLviRiVrKo

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Tasks