General

  • Target

    503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59

  • Size

    2.0MB

  • Sample

    250110-3sstkawmbk

  • MD5

    7fd52c2d3def0528c0a8a3fe697a660a

  • SHA1

    c65d8af7f8204a9d385bbd89c737db5b0f4412fc

  • SHA256

    503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59

  • SHA512

    69cb403df12ea388e8fa664a1bebc758bcbd4098812955ffe3336d1b69708d17b4a1f2001b2afa6b3391332a73fb81a11c9e4e1e2fa0f7507198795f639f69a5

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

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

      503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59

    • Size

      2.0MB

    • MD5

      7fd52c2d3def0528c0a8a3fe697a660a

    • SHA1

      c65d8af7f8204a9d385bbd89c737db5b0f4412fc

    • SHA256

      503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59

    • SHA512

      69cb403df12ea388e8fa664a1bebc758bcbd4098812955ffe3336d1b69708d17b4a1f2001b2afa6b3391332a73fb81a11c9e4e1e2fa0f7507198795f639f69a5

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

    • 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