General

  • Target

    6d2d9597bf74a1972625666c5dd9a420N

  • Size

    2.0MB

  • Sample

    240827-jtmt6asbrl

  • MD5

    6d2d9597bf74a1972625666c5dd9a420

  • SHA1

    9eca62bac6ed59d6681b3216bee748cf1ba7db7b

  • SHA256

    baa82087d1953b284d466ded825573086d52362818d09616af8dc10352998cd2

  • SHA512

    7ada308a9bb8568d3b52765a95beef193443dc461383b077f58018fee44ec485e59d73decbb4843cfd94cb16cc30570f178d266aacc05bc9ae36cd3a040d3424

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yy

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

      6d2d9597bf74a1972625666c5dd9a420N

    • Size

      2.0MB

    • MD5

      6d2d9597bf74a1972625666c5dd9a420

    • SHA1

      9eca62bac6ed59d6681b3216bee748cf1ba7db7b

    • SHA256

      baa82087d1953b284d466ded825573086d52362818d09616af8dc10352998cd2

    • SHA512

      7ada308a9bb8568d3b52765a95beef193443dc461383b077f58018fee44ec485e59d73decbb4843cfd94cb16cc30570f178d266aacc05bc9ae36cd3a040d3424

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yy

    • 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