General

  • Target

    eac4444651ffc8363d0661a8bd7f7880N.exe

  • Size

    2.0MB

  • Sample

    240804-ml8y7sxeqa

  • MD5

    eac4444651ffc8363d0661a8bd7f7880

  • SHA1

    67ffa57d3933e86ce3bb8f043da7e8bb7687fd47

  • SHA256

    cda02221f01a37c96f5da231c8df4694ff316d07b7241f7dd76473d463c7d146

  • SHA512

    9100d329608a284e4e7bdf141fe4ab07f70355979c6bdacbacde3ce1b85e1d544a76ec1fb8ace82cbaec41b572f2cc46f9282f0543e764983cec7732d8d3f85c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY5:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YT

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

      eac4444651ffc8363d0661a8bd7f7880N.exe

    • Size

      2.0MB

    • MD5

      eac4444651ffc8363d0661a8bd7f7880

    • SHA1

      67ffa57d3933e86ce3bb8f043da7e8bb7687fd47

    • SHA256

      cda02221f01a37c96f5da231c8df4694ff316d07b7241f7dd76473d463c7d146

    • SHA512

      9100d329608a284e4e7bdf141fe4ab07f70355979c6bdacbacde3ce1b85e1d544a76ec1fb8ace82cbaec41b572f2cc46f9282f0543e764983cec7732d8d3f85c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY5:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YT

    • 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