General

  • Target

    6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d

  • Size

    2.0MB

  • Sample

    240729-2eppbatfkl

  • MD5

    da22fe54620d419677b57fe8e3c5e811

  • SHA1

    9065d5d863bc8e418aa986309cfc0316a24715dd

  • SHA256

    6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d

  • SHA512

    2819176f0ca3083033c7ce89c339e842ade2a39707a6e6eb0e065995faa88dbbb1cae963a144a00dbdf05d737e0b0245199988178c8ca24164e8c2452d89f4ee

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYJ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

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

      6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d

    • Size

      2.0MB

    • MD5

      da22fe54620d419677b57fe8e3c5e811

    • SHA1

      9065d5d863bc8e418aa986309cfc0316a24715dd

    • SHA256

      6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d

    • SHA512

      2819176f0ca3083033c7ce89c339e842ade2a39707a6e6eb0e065995faa88dbbb1cae963a144a00dbdf05d737e0b0245199988178c8ca24164e8c2452d89f4ee

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYJ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

    • 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