General

  • Target

    dttcodexgigas.932658c28

  • Size

    2.0MB

  • Sample

    240916-vyxeyazfkd

  • MD5

    04e57da9372caec5e277f759753ea66c

  • SHA1

    932658c289d0c10f379e04160197f2fc5fee5446

  • SHA256

    b87ffca17b3f541f50d38ebb76a1a72085db0f8c0310ec32f4d5c6293dc0e3a7

  • SHA512

    d1084ae9bb7a04aedde601abf485ddc98147c8c3334d6cc13433cc08a749dd965b7eb9c0c845ff04410814e846dc5dda05507f8af04b998b22662509d367d400

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y+

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

      dttcodexgigas.932658c28

    • Size

      2.0MB

    • MD5

      04e57da9372caec5e277f759753ea66c

    • SHA1

      932658c289d0c10f379e04160197f2fc5fee5446

    • SHA256

      b87ffca17b3f541f50d38ebb76a1a72085db0f8c0310ec32f4d5c6293dc0e3a7

    • SHA512

      d1084ae9bb7a04aedde601abf485ddc98147c8c3334d6cc13433cc08a749dd965b7eb9c0c845ff04410814e846dc5dda05507f8af04b998b22662509d367d400

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y+

    • 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