General

  • Target

    5ccc59d4cb500f3b4845b35ce7e76b00N.exe

  • Size

    2.0MB

  • Sample

    240830-yg58assapa

  • MD5

    5ccc59d4cb500f3b4845b35ce7e76b00

  • SHA1

    a779845d6d4eb83fffa16b7bd53c67fdbcff0f3b

  • SHA256

    ab718fee68d503c4ab5ca99de20e403666cc7dd82029838ba318ba711e713a74

  • SHA512

    035fec5ab6011a49cb0d258376de673064c9c2319fae0b80f9770382fad11c3350907d2ef25b57a21461e0bd565d0ba35961d68b279334a055236bc5db7c514a

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY+:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yo

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

      5ccc59d4cb500f3b4845b35ce7e76b00N.exe

    • Size

      2.0MB

    • MD5

      5ccc59d4cb500f3b4845b35ce7e76b00

    • SHA1

      a779845d6d4eb83fffa16b7bd53c67fdbcff0f3b

    • SHA256

      ab718fee68d503c4ab5ca99de20e403666cc7dd82029838ba318ba711e713a74

    • SHA512

      035fec5ab6011a49cb0d258376de673064c9c2319fae0b80f9770382fad11c3350907d2ef25b57a21461e0bd565d0ba35961d68b279334a055236bc5db7c514a

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY+:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yo

    • 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