General

  • Target

    87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938

  • Size

    2.0MB

  • Sample

    240726-aeqg3atekk

  • MD5

    52518532adb9036fe7c7c6b7f4480a9b

  • SHA1

    e07641ec49321afbe3b18fe8e33334cf98ac6860

  • SHA256

    87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938

  • SHA512

    53e9c4fc4d2dda3e8db25004250de62926ffaaf5213348f46de8113c099a610ed65d488c3c9f10b5b1a0337a835ce430e5ded1736a92b6403d8d48f9f269b73d

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++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

      87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938

    • Size

      2.0MB

    • MD5

      52518532adb9036fe7c7c6b7f4480a9b

    • SHA1

      e07641ec49321afbe3b18fe8e33334cf98ac6860

    • SHA256

      87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938

    • SHA512

      53e9c4fc4d2dda3e8db25004250de62926ffaaf5213348f46de8113c099a610ed65d488c3c9f10b5b1a0337a835ce430e5ded1736a92b6403d8d48f9f269b73d

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yx

    • 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