General

  • Target

    e9507afb96cff2ad0fcfeb1e5126c480N.exe

  • Size

    2.0MB

  • Sample

    240825-m2me5sseml

  • MD5

    e9507afb96cff2ad0fcfeb1e5126c480

  • SHA1

    bf59bf7a5b3ebf2e56255fc074ff0d827685508e

  • SHA256

    797bde73849d91da456f152bf3db930f94a121b2bc655279148f6e2cd7d739ed

  • SHA512

    5234264aca21bce3947e8d242c48a4705d54dbc55e00f954573b83acb0ba41217e818e5eca69306c1da2120daff1a443d0dca7091dcf5a35d59123e00a84877e

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YD

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

      e9507afb96cff2ad0fcfeb1e5126c480N.exe

    • Size

      2.0MB

    • MD5

      e9507afb96cff2ad0fcfeb1e5126c480

    • SHA1

      bf59bf7a5b3ebf2e56255fc074ff0d827685508e

    • SHA256

      797bde73849d91da456f152bf3db930f94a121b2bc655279148f6e2cd7d739ed

    • SHA512

      5234264aca21bce3947e8d242c48a4705d54dbc55e00f954573b83acb0ba41217e818e5eca69306c1da2120daff1a443d0dca7091dcf5a35d59123e00a84877e

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YD

    • 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