General

  • Target

    8e5be93ce185afcf93fee851ec86fcb26c8117630b26e594b354b00559fad48e

  • Size

    2.0MB

  • Sample

    240926-3kbv3stenm

  • MD5

    be8451b8f24cc16ef7f28c6e48236a04

  • SHA1

    4c8b700c5ed58cce4b02deea27a870861bfa6a3e

  • SHA256

    8e5be93ce185afcf93fee851ec86fcb26c8117630b26e594b354b00559fad48e

  • SHA512

    8f0296c2abb91ef92237687c8d320b24ca9192399593a6f1bf572a1f95897cf41f3c96248d7ccccfea1ec3100a66a527a5487e002af8e27c7652cd89fa2f33ad

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

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

      8e5be93ce185afcf93fee851ec86fcb26c8117630b26e594b354b00559fad48e

    • Size

      2.0MB

    • MD5

      be8451b8f24cc16ef7f28c6e48236a04

    • SHA1

      4c8b700c5ed58cce4b02deea27a870861bfa6a3e

    • SHA256

      8e5be93ce185afcf93fee851ec86fcb26c8117630b26e594b354b00559fad48e

    • SHA512

      8f0296c2abb91ef92237687c8d320b24ca9192399593a6f1bf572a1f95897cf41f3c96248d7ccccfea1ec3100a66a527a5487e002af8e27c7652cd89fa2f33ad

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

    • 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