General

  • Target

    a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b

  • Size

    2.0MB

  • Sample

    241207-bv8h9avjbr

  • MD5

    be0b192f83808a302ed9a8e374879076

  • SHA1

    e7b6a24f39961bc9f29836c88029c11aedc9d124

  • SHA256

    a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b

  • SHA512

    f97644932e62803af20aa3636f1c50ede644a839becdca7cafdda29162be677fce52c60b3f3e05dbfcb9a6d29de3fb49c85bbd5894fb18141c724bfea631d847

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YN

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

      a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b

    • Size

      2.0MB

    • MD5

      be0b192f83808a302ed9a8e374879076

    • SHA1

      e7b6a24f39961bc9f29836c88029c11aedc9d124

    • SHA256

      a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b

    • SHA512

      f97644932e62803af20aa3636f1c50ede644a839becdca7cafdda29162be677fce52c60b3f3e05dbfcb9a6d29de3fb49c85bbd5894fb18141c724bfea631d847

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YN

    • 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