General

  • Target

    71948ac73dfad272dd14ec952a83a7249c6168fe1f1d3524c9b8be9998eee6c6N.exe

  • Size

    2.0MB

  • Sample

    250117-rs973aslfn

  • MD5

    2c1d19398b1feb8014340cf5c3af3080

  • SHA1

    d9276ccf1d0daabca47bc24dc0905c2dd09c459d

  • SHA256

    71948ac73dfad272dd14ec952a83a7249c6168fe1f1d3524c9b8be9998eee6c6

  • SHA512

    72839ff67127f7f8702145d3013f8fc77a6625722249dad10ed0d7254d680e4f032a168dd50b72b04489b04b1e6f7bab8207fbb79dcaee9b9571a55607e03fa2

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr

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

      71948ac73dfad272dd14ec952a83a7249c6168fe1f1d3524c9b8be9998eee6c6N.exe

    • Size

      2.0MB

    • MD5

      2c1d19398b1feb8014340cf5c3af3080

    • SHA1

      d9276ccf1d0daabca47bc24dc0905c2dd09c459d

    • SHA256

      71948ac73dfad272dd14ec952a83a7249c6168fe1f1d3524c9b8be9998eee6c6

    • SHA512

      72839ff67127f7f8702145d3013f8fc77a6625722249dad10ed0d7254d680e4f032a168dd50b72b04489b04b1e6f7bab8207fbb79dcaee9b9571a55607e03fa2

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Azorult family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • 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