General

  • Target

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe

  • Size

    2.0MB

  • Sample

    241126-nx33rszkhy

  • MD5

    7b47acb04387f7f5bc43f001c62086c8

  • SHA1

    637bdccb91fb3572d80c91f8ab01c93894c19fce

  • SHA256

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123

  • SHA512

    011fb5b009cf0d9be084907dbcbedbe54c9b235ed9e38f0597dbef55c3b79783d054208422f2e429638847fff4ffd1e3e7872ce08ec095d58f28e4e23bd82c03

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYD:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

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

      96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe

    • Size

      2.0MB

    • MD5

      7b47acb04387f7f5bc43f001c62086c8

    • SHA1

      637bdccb91fb3572d80c91f8ab01c93894c19fce

    • SHA256

      96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123

    • SHA512

      011fb5b009cf0d9be084907dbcbedbe54c9b235ed9e38f0597dbef55c3b79783d054208422f2e429638847fff4ffd1e3e7872ce08ec095d58f28e4e23bd82c03

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYD:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Azorult family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • 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