General

  • Target

    5cd8552578a1a8712f7c8c718152c370N.exe

  • Size

    2.0MB

  • Sample

    240716-dwhekasfnr

  • MD5

    5cd8552578a1a8712f7c8c718152c370

  • SHA1

    17759b354c32f72b6a100cb70d5cac4999aad554

  • SHA256

    71ec5c376fe72ffcb07115ec61c9e3d3a032c97362580b225c6cab8105bc24f3

  • SHA512

    e8fc08a561f117e9414087f613d1f0a8fa68efbf7f14eaba3951bfb6b94b2def88e2a504a93e0489de5d069985f2c12124600b98cd09500b76a49ad46d0f74a2

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr

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

      5cd8552578a1a8712f7c8c718152c370N.exe

    • Size

      2.0MB

    • MD5

      5cd8552578a1a8712f7c8c718152c370

    • SHA1

      17759b354c32f72b6a100cb70d5cac4999aad554

    • SHA256

      71ec5c376fe72ffcb07115ec61c9e3d3a032c97362580b225c6cab8105bc24f3

    • SHA512

      e8fc08a561f117e9414087f613d1f0a8fa68efbf7f14eaba3951bfb6b94b2def88e2a504a93e0489de5d069985f2c12124600b98cd09500b76a49ad46d0f74a2

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks