General

  • Target

    43bbd9392c2d5c53d196b8b8b26d9fb3aec17fcc5b969f54189dae1b241a143cN.exe

  • Size

    2.0MB

  • Sample

    241122-jr6jgswrf1

  • MD5

    05bbf816883e1c368dd4f952a7026330

  • SHA1

    d97155ec2d62684db6fd10ce04ce0d81820b7929

  • SHA256

    43bbd9392c2d5c53d196b8b8b26d9fb3aec17fcc5b969f54189dae1b241a143c

  • SHA512

    c2912fc1465ec9fb5780adc0446227788c0e536656f41758e8efcaff8ea33e6812390f39a8d5ddd6b80f2ed2f5d107061bdea9c2f72dde60e5e88e15a964bc34

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYl:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

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

      43bbd9392c2d5c53d196b8b8b26d9fb3aec17fcc5b969f54189dae1b241a143cN.exe

    • Size

      2.0MB

    • MD5

      05bbf816883e1c368dd4f952a7026330

    • SHA1

      d97155ec2d62684db6fd10ce04ce0d81820b7929

    • SHA256

      43bbd9392c2d5c53d196b8b8b26d9fb3aec17fcc5b969f54189dae1b241a143c

    • SHA512

      c2912fc1465ec9fb5780adc0446227788c0e536656f41758e8efcaff8ea33e6812390f39a8d5ddd6b80f2ed2f5d107061bdea9c2f72dde60e5e88e15a964bc34

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYl:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

    • 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