General

  • Target

    ee053d3856b81a03ab4c2981bf526ab1c2107368792d0e68ea565bec5d2758a4N

  • Size

    2.0MB

  • Sample

    241005-w9j5esygjj

  • MD5

    c7e19de57b0ffdf49f72d73bc2d42740

  • SHA1

    204a01b3956392779343e615228bfa7124806208

  • SHA256

    ee053d3856b81a03ab4c2981bf526ab1c2107368792d0e68ea565bec5d2758a4

  • SHA512

    dbea489c9e6fb4140b3c88b84d1ca26c1eabaacca454eac6c009b643416b29f3b9559c6fed8d3518b7929d93b35a53af0fdd6cb2bce04281a9fed2a498978bec

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yl

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

      ee053d3856b81a03ab4c2981bf526ab1c2107368792d0e68ea565bec5d2758a4N

    • Size

      2.0MB

    • MD5

      c7e19de57b0ffdf49f72d73bc2d42740

    • SHA1

      204a01b3956392779343e615228bfa7124806208

    • SHA256

      ee053d3856b81a03ab4c2981bf526ab1c2107368792d0e68ea565bec5d2758a4

    • SHA512

      dbea489c9e6fb4140b3c88b84d1ca26c1eabaacca454eac6c009b643416b29f3b9559c6fed8d3518b7929d93b35a53af0fdd6cb2bce04281a9fed2a498978bec

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yl

    • 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