General

  • Target

    a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe

  • Size

    2.0MB

  • Sample

    250120-tlya2axpdx

  • MD5

    bbba3db918e2eb93332d6689336bf660

  • SHA1

    b913c58793097f42b7d2eeea45b0f4dd31b7379a

  • SHA256

    a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae

  • SHA512

    ccd487931047f919ee911e0be3286b00f69d6355d4fdf89e5bf9bad7aa394b3f322a04f11c9b9afb00fdcd2f338d4302526e70a3fd3e1c80a3635e2adff14d22

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYN:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y7

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

      a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe

    • Size

      2.0MB

    • MD5

      bbba3db918e2eb93332d6689336bf660

    • SHA1

      b913c58793097f42b7d2eeea45b0f4dd31b7379a

    • SHA256

      a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae

    • SHA512

      ccd487931047f919ee911e0be3286b00f69d6355d4fdf89e5bf9bad7aa394b3f322a04f11c9b9afb00fdcd2f338d4302526e70a3fd3e1c80a3635e2adff14d22

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYN:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y7

    • 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