General

  • Target

    8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84

  • Size

    2.0MB

  • Sample

    241228-aaq8ssslb1

  • MD5

    9e163764e06bf352c692a9c4d152786f

  • SHA1

    b36cf94ab0214191d1eb27b623d4f5a6d65ec99c

  • SHA256

    8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84

  • SHA512

    e0d980a79c82e5efb7b1bd432cd04bb981aee45c7858401059fb2e590c8bdfc3de6118686b28f0af82b44b8a7a0c800664a02c01e23d7b82deaa5890d840ba40

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YX

Malware Config

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

Extracted

Family

azorult

C2

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

Targets

    • Target

      8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84

    • Size

      2.0MB

    • MD5

      9e163764e06bf352c692a9c4d152786f

    • SHA1

      b36cf94ab0214191d1eb27b623d4f5a6d65ec99c

    • SHA256

      8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84

    • SHA512

      e0d980a79c82e5efb7b1bd432cd04bb981aee45c7858401059fb2e590c8bdfc3de6118686b28f0af82b44b8a7a0c800664a02c01e23d7b82deaa5890d840ba40

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YX

    • Azorult

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

    • Azorult family

    • 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

    • 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