General

  • Target

    69f4e7b672b32ab0411195e419f33290N

  • Size

    2.0MB

  • Sample

    240908-pd344axfqg

  • MD5

    69f4e7b672b32ab0411195e419f33290

  • SHA1

    4eaa555d05b76a6e8fc8338e00f8391c376a9e09

  • SHA256

    483c866f7c07574e94715a12cfd6ea193dcb2688eb95205cdb22e7302df9bc26

  • SHA512

    a101a77844681739833983efe7fdd788bc69698c9fe7767e7b49cb56d910b350fc93b0cb907ddf417e9b6599482543931a5e6eb4128a9234fa09fbda253465cd

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYn:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y1

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

      69f4e7b672b32ab0411195e419f33290N

    • Size

      2.0MB

    • MD5

      69f4e7b672b32ab0411195e419f33290

    • SHA1

      4eaa555d05b76a6e8fc8338e00f8391c376a9e09

    • SHA256

      483c866f7c07574e94715a12cfd6ea193dcb2688eb95205cdb22e7302df9bc26

    • SHA512

      a101a77844681739833983efe7fdd788bc69698c9fe7767e7b49cb56d910b350fc93b0cb907ddf417e9b6599482543931a5e6eb4128a9234fa09fbda253465cd

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYn:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y1

    • 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