General

  • Target

    8d7bb9dbe0bad7f7c9cf73075404abfecc5b510b6654093267ee88f03528fb34

  • Size

    2.0MB

  • Sample

    240830-ag827azdjk

  • MD5

    89beb4c95eea3b7de8d90d13bf618228

  • SHA1

    4bec38bf13fb645fe1942b088445f49d158f7299

  • SHA256

    8d7bb9dbe0bad7f7c9cf73075404abfecc5b510b6654093267ee88f03528fb34

  • SHA512

    3257760b0e2c6589a1c96da0a5d8b18f6e58a3da64ab3665d8107d13f5dc106e89fcfd587668715de8ef93c923d574fab7c50958a648e6076dae66185b40b73f

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yi

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

      8d7bb9dbe0bad7f7c9cf73075404abfecc5b510b6654093267ee88f03528fb34

    • Size

      2.0MB

    • MD5

      89beb4c95eea3b7de8d90d13bf618228

    • SHA1

      4bec38bf13fb645fe1942b088445f49d158f7299

    • SHA256

      8d7bb9dbe0bad7f7c9cf73075404abfecc5b510b6654093267ee88f03528fb34

    • SHA512

      3257760b0e2c6589a1c96da0a5d8b18f6e58a3da64ab3665d8107d13f5dc106e89fcfd587668715de8ef93c923d574fab7c50958a648e6076dae66185b40b73f

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yi

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks