General

  • Target

    53cc862421c7503ac75e20d5c6d00ace4ad86fe8b8c1a0ca7a4c4ff2eb14837d

  • Size

    2.0MB

  • Sample

    240731-126exawclj

  • MD5

    892ff8be0e79e60de11b65cf44fe659a

  • SHA1

    a2cd923495c0dac67263ce9f1afa53131c9d56d2

  • SHA256

    53cc862421c7503ac75e20d5c6d00ace4ad86fe8b8c1a0ca7a4c4ff2eb14837d

  • SHA512

    c1349e3b3d38c5c8feef19b2dbd95c091a09e7b15da06c050e0863d3cdabc19a416c77356ea22b1df6b161b22f0c7778703b9a8bce73c921fb0efa80d1b86a2f

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY+:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yk

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

      53cc862421c7503ac75e20d5c6d00ace4ad86fe8b8c1a0ca7a4c4ff2eb14837d

    • Size

      2.0MB

    • MD5

      892ff8be0e79e60de11b65cf44fe659a

    • SHA1

      a2cd923495c0dac67263ce9f1afa53131c9d56d2

    • SHA256

      53cc862421c7503ac75e20d5c6d00ace4ad86fe8b8c1a0ca7a4c4ff2eb14837d

    • SHA512

      c1349e3b3d38c5c8feef19b2dbd95c091a09e7b15da06c050e0863d3cdabc19a416c77356ea22b1df6b161b22f0c7778703b9a8bce73c921fb0efa80d1b86a2f

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY+:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yk

    • 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