General

  • Target

    747a3b577a33fbe1cf3351ebed502b57a1fe97ecc4ba450ef269f5ca25b748f4N

  • Size

    2.0MB

  • Sample

    240927-3ebywsvepp

  • MD5

    5ac6db8fcde40b25a1adb7865ea492b0

  • SHA1

    4e5f16c7e809c489f92d24bb70bda88a3e8c4d43

  • SHA256

    747a3b577a33fbe1cf3351ebed502b57a1fe97ecc4ba450ef269f5ca25b748f4

  • SHA512

    6948faceb1abdb9a0bc6a220a060e9ee64358442213b5f670784d602fa3c1b981f0f441b9972fbffab3f8ce7cb3158b7316f8e540d6f3b275a849703c03fefc1

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y/

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

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

Targets

    • Target

      747a3b577a33fbe1cf3351ebed502b57a1fe97ecc4ba450ef269f5ca25b748f4N

    • Size

      2.0MB

    • MD5

      5ac6db8fcde40b25a1adb7865ea492b0

    • SHA1

      4e5f16c7e809c489f92d24bb70bda88a3e8c4d43

    • SHA256

      747a3b577a33fbe1cf3351ebed502b57a1fe97ecc4ba450ef269f5ca25b748f4

    • SHA512

      6948faceb1abdb9a0bc6a220a060e9ee64358442213b5f670784d602fa3c1b981f0f441b9972fbffab3f8ce7cb3158b7316f8e540d6f3b275a849703c03fefc1

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y/

    • 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