General

  • Target

    42dceb3d5a022127275e06b244d4c450N.exe

  • Size

    2.0MB

  • Sample

    240903-pg7lpaxeqc

  • MD5

    42dceb3d5a022127275e06b244d4c450

  • SHA1

    574fd2f59de60497c600ab310c8bff85afc0a6eb

  • SHA256

    51a3616542477bb0c9a9cc0529e070782f8dd41c80e2ff2ea5dbdce15a7fe31d

  • SHA512

    eb753850832206deb9dc528dce4f3535c53639461d954a3634f549ca72f8805b19a8dfcd2e57f1182cf04819006e0437f9f74c78514b7da4b589c2d496fb82a2

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYo:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Targets

    • Target

      42dceb3d5a022127275e06b244d4c450N.exe

    • Size

      2.0MB

    • MD5

      42dceb3d5a022127275e06b244d4c450

    • SHA1

      574fd2f59de60497c600ab310c8bff85afc0a6eb

    • SHA256

      51a3616542477bb0c9a9cc0529e070782f8dd41c80e2ff2ea5dbdce15a7fe31d

    • SHA512

      eb753850832206deb9dc528dce4f3535c53639461d954a3634f549ca72f8805b19a8dfcd2e57f1182cf04819006e0437f9f74c78514b7da4b589c2d496fb82a2

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYo:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks