General

  • Target

    826e029c9aeea20223d3dcd3ad31976f5d89e4cd5c21c38475a58cdc59e29700N

  • Size

    2.0MB

  • Sample

    241014-bdejvathrf

  • MD5

    994a6ad010f19826841be4d903bec400

  • SHA1

    4abad8f214d4928845c1050095e58e1282c51814

  • SHA256

    826e029c9aeea20223d3dcd3ad31976f5d89e4cd5c21c38475a58cdc59e29700

  • SHA512

    c5e0d3d01b4da314fa2bc7db2f0769f386c3d5468436dd599a693872a88720e7cc02b31ac66baddd8cd1478e2191a65079d5afb6db659b3a46377ada76728b3c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYe:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

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

      826e029c9aeea20223d3dcd3ad31976f5d89e4cd5c21c38475a58cdc59e29700N

    • Size

      2.0MB

    • MD5

      994a6ad010f19826841be4d903bec400

    • SHA1

      4abad8f214d4928845c1050095e58e1282c51814

    • SHA256

      826e029c9aeea20223d3dcd3ad31976f5d89e4cd5c21c38475a58cdc59e29700

    • SHA512

      c5e0d3d01b4da314fa2bc7db2f0769f386c3d5468436dd599a693872a88720e7cc02b31ac66baddd8cd1478e2191a65079d5afb6db659b3a46377ada76728b3c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYe:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks