General

  • Target

    burppack3-2024.rar

  • Size

    208.5MB

  • Sample

    241127-x9hr2atjgl

  • MD5

    e46b7a7c74936da5eeaccc0673bc3a48

  • SHA1

    8121ce377b5c55f198b3cafa4f9e7ad75ee187d1

  • SHA256

    fe894016f94b60553d9138137f52578c6433fd74a73ad89ab8b44557fc0c3325

  • SHA512

    1c2690620c5427420ce7e0f48c67082d513a19695a185dbfbc4b165bb36f4f3132e63c336c562c01889a349df3d9c11bbb0306856ea1365a93d14cf50334c51a

  • SSDEEP

    6291456:UqR1PHJG2ESQZlZ0GZSAaXnHLvWYhF9uFemAuWqIVxjZW3w:UYJpnOZlZ0GZSAaXnHBuAmAIIHZww

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

data

C2

datalett.ddns.net:4444

Mutex

QSR_MUTEX_hzYSE6QTCu4NH4iCzb

Attributes
  • encryption_key

    CQFMtoja6aYivVz7BMEo

  • install_name

    svhostt.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    svhostt

  • subdirectory

    SubDir

Targets

    • Target

      burppack3-2024.rar

    • Size

      208.5MB

    • MD5

      e46b7a7c74936da5eeaccc0673bc3a48

    • SHA1

      8121ce377b5c55f198b3cafa4f9e7ad75ee187d1

    • SHA256

      fe894016f94b60553d9138137f52578c6433fd74a73ad89ab8b44557fc0c3325

    • SHA512

      1c2690620c5427420ce7e0f48c67082d513a19695a185dbfbc4b165bb36f4f3132e63c336c562c01889a349df3d9c11bbb0306856ea1365a93d14cf50334c51a

    • SSDEEP

      6291456:UqR1PHJG2ESQZlZ0GZSAaXnHLvWYhF9uFemAuWqIVxjZW3w:UYJpnOZlZ0GZSAaXnHBuAmAIIHZww

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • 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