General

  • Target

    f19d1794d9be1b4133f62505585d375866388d78c0caddf3f7bf23244858f69cN.exe

  • Size

    2.0MB

  • Sample

    250117-km6t5aznan

  • MD5

    c7015c7807f4470405378360a020bdf0

  • SHA1

    b7100dbd2406e325199c92c0c736de4faf95d78b

  • SHA256

    f19d1794d9be1b4133f62505585d375866388d78c0caddf3f7bf23244858f69c

  • SHA512

    5bc54b6fe33faf89954cb1657a4b2e2219db8e14aab4bc81aaf2fc50235ad2acc9d822bf2f3638676ef412ddc0951b499ef4930d045c9f67282af8932f4dbe42

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYM:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YK

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

      f19d1794d9be1b4133f62505585d375866388d78c0caddf3f7bf23244858f69cN.exe

    • Size

      2.0MB

    • MD5

      c7015c7807f4470405378360a020bdf0

    • SHA1

      b7100dbd2406e325199c92c0c736de4faf95d78b

    • SHA256

      f19d1794d9be1b4133f62505585d375866388d78c0caddf3f7bf23244858f69c

    • SHA512

      5bc54b6fe33faf89954cb1657a4b2e2219db8e14aab4bc81aaf2fc50235ad2acc9d822bf2f3638676ef412ddc0951b499ef4930d045c9f67282af8932f4dbe42

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYM:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YK

    • 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