General

  • Target

    dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe

  • Size

    2.0MB

  • Sample

    241204-arg2fsxngm

  • MD5

    0291b29d2b731393b223b6e785555e00

  • SHA1

    c7756020a77bb3369e9eae9a55d4db396509299b

  • SHA256

    dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308

  • SHA512

    c6bad54c86bf600d2814f78a6fbca048b77a8cb740a124468aa13a3b86a5fe2409523178b0473b20bd9cfd2d767ca64c09e49345351703b5c6fcccc2ff3dd716

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

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

      dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe

    • Size

      2.0MB

    • MD5

      0291b29d2b731393b223b6e785555e00

    • SHA1

      c7756020a77bb3369e9eae9a55d4db396509299b

    • SHA256

      dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308

    • SHA512

      c6bad54c86bf600d2814f78a6fbca048b77a8cb740a124468aa13a3b86a5fe2409523178b0473b20bd9cfd2d767ca64c09e49345351703b5c6fcccc2ff3dd716

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

    • 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