General

  • Target

    f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa

  • Size

    2.0MB

  • Sample

    250118-p8fbhstna1

  • MD5

    c62da13fc22bf58bee911169411e8473

  • SHA1

    cab989f50391af928764608db240f388cb8b676f

  • SHA256

    f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa

  • SHA512

    efcbe8f52231d5eb283b5ebb805f60e5da8fcc17578dd60adfbd6157647ea268d0b589a3ca2ffee491e6ebb620ecdc167edb3763eee29327deeb8f4138f91ee3

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYb:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YJ

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

      f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa

    • Size

      2.0MB

    • MD5

      c62da13fc22bf58bee911169411e8473

    • SHA1

      cab989f50391af928764608db240f388cb8b676f

    • SHA256

      f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa

    • SHA512

      efcbe8f52231d5eb283b5ebb805f60e5da8fcc17578dd60adfbd6157647ea268d0b589a3ca2ffee491e6ebb620ecdc167edb3763eee29327deeb8f4138f91ee3

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYb:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YJ

    • 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