General

  • Target

    2853af39b7939e7f03c3154c09cc1fdc3b57f46f16ea34a893b24f7acf9b9505N

  • Size

    2.0MB

  • Sample

    241003-d3p3zssdrr

  • MD5

    38ca771118828d9de8d70fbc26560e90

  • SHA1

    fcd46f141de25aa953072f7afe04d54aa4cbdecc

  • SHA256

    2853af39b7939e7f03c3154c09cc1fdc3b57f46f16ea34a893b24f7acf9b9505

  • SHA512

    2344679577dc741fd228278050bbe84e12666158569e25a850d6606b63cdab8f358372f58349d7f256d19bcd77efc45c81e4bd77f5c6f4e1dce0a75aca562f22

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y6

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

      2853af39b7939e7f03c3154c09cc1fdc3b57f46f16ea34a893b24f7acf9b9505N

    • Size

      2.0MB

    • MD5

      38ca771118828d9de8d70fbc26560e90

    • SHA1

      fcd46f141de25aa953072f7afe04d54aa4cbdecc

    • SHA256

      2853af39b7939e7f03c3154c09cc1fdc3b57f46f16ea34a893b24f7acf9b9505

    • SHA512

      2344679577dc741fd228278050bbe84e12666158569e25a850d6606b63cdab8f358372f58349d7f256d19bcd77efc45c81e4bd77f5c6f4e1dce0a75aca562f22

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y6

    • 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