Configurazione dell'ambiente di laboratorio AV/EDR

Originariamente tratto da Maldev Academy Discord e ampliato con ulteriori risorse.

Note Notion : https://an0nud4y.notion.site/AV-EDR-Lab-Env-Setup-130bc870022d8071935cc682d3eb34b9?pvs=4

• Un esempio di elementi che possono essere usati per emulare alcune funzionalità degli EDR a pagamento:

  • SACL - sysmon

    • https://detect.fyi/sysmon-a-viable-alternative-to-edr-44d4fbe5735a?gi=eb4475ea6b3d
    • https://techcommunity.microsoft.com/t5/windows-server-for-it-pro/active-directory-hunting-set-up-advanced-monitoring-with-sysmon/m-p/3977120
    • Configurazione di Sysmon : https://github.com/SwiftOnSecurity/sysmon-config

  • HOOKS

    • bitdefender free : https://otterhacker.github.io/Malware/Function hooking.html
    • HookDetector (rileva tutte le API hookate) : https://github.com/matterpreter/OffensiveCSharp/tree/master/HookDetector
    • TelemetrySourcerer (enumera e disabilita le fonti comuni di telemetria usate da AV/EDR, inclusi ETW, hook in user-mode e callback del kernel) : https://github.com/jthuraisamy/TelemetrySourcerer

  • Rilevamento delle syscall manuali da user-mode

    • https://github.com/jackullrich/syscall-detect
    • hookare il processo corrente per identificare le esecuzioni di syscall manuali su Windows : https://github.com/paranoidninja/Process-Instrumentation-Syscall-Hook
    • Hunt-Weird-Syscalls : https://github.com/thefLink/Hunt-Weird-Syscalls

  • PROCESS/PESCAN

    • Yapscan - accumula quante più regole YARA possibile
    • DetectItEasy(DIE) : https://github.com/horsicq/Detect-It-Easy

  • Provider AMSI

    • Provider AMSI : https://github.com/jborean93/AmsiProvider

  • ETW-TI/ETW Provider/Consumer -

    • silketw : https://otterhacker.github.io/Malware/ETW.html
    • ETWInspector : https://github.com/jsecurity101/ETWInspector
    • Elenca i provider ETW per un processo : https://github.com/whokilleddb/ETWListicle
    • KrabsETW (consumer ETW di Microsoft) : https://github.com/microsoft/krabsetw
    • BlueKrabsETW (per i blue team, basato su KrabsETW di Microsoft) : https://github.com/threathunters-io/bluekrabsetw
    • SealighterTI (provider ETW di Threat-Intelligence) : https://github.com/pathtofile/SealighterTI
    • TiEtwAgent (rileva l'iniezione di memoria basata su ETW-TI) : https://github.com/xuanxuan0/TiEtwAgent
    • PyWinTrace (libreria Python per ETW) : https://github.com/fireeye/pywintrace
    • EtwExplorer (visualizza il manifest dei provider ETW) : https://github.com/zodiacon/EtwExplorer
    • TelemetrySourcerer (enumera e disabilita le fonti comuni di telemetria usate da AV/EDR, inclusi ETW, hook in user-mode e callback del kernel) : https://github.com/jthuraisamy/TelemetrySourcerer
    • MentalTi (parser ETWTi) : https://github.com/mannyfred/MentalTi
    • PockETWatcher : https://github.com/olafhartong/PockETWatcher
    • Risorse ETW
      • Contiene risorse per imparare e comprendere EVTX/ETW (Event Tracing for Windows) : https://github.com/nasbench/EVTX-ETW-Resources

  • KERNEL CALLBACKS -

    • Elastic
    • Sysmon
    • TelemetrySourcerer (enumera e disabilita le fonti comuni di telemetria usate da AV/EDR, inclusi ETW, hook in user-mode e callback del kernel) : https://github.com/jthuraisamy/TelemetrySourcerer

  • Capa - scansione delle capabilities

  • Traccia le chiamate API - TinyTracer

    • https://github.com/hasherezade/tiny_tracer

• Raccolta della telemetria di Windows per Maldev

  • Raccoglie telemetria come ETW, ETW-TI, callback del kernel, hook, callstack, DLL caricate, PEB) : https://github.com/dobin/RedEdr , RedEDR UI (https://github.com/dobin/RedEdrUi) (controlla altri progetti dell'autore)

• Prove gratuite dei prodotti EDR/AV

  • Microsoft Defender For Endpoint
    • https://medium.com/@hackenbacker/creating-a-defender-for-endpoint-lab-for-free-695044b75bd6
    • https://learn.microsoft.com/en-us/defender-endpoint/defender-endpoint-trial-user-guide
  • Sophos XDR (prova gratuita)
  • Elastic EDR
    • https://github.com/sherifabdlnaby/elastdocker
    • https://otterhacker.github.io/Malware/Elastic EDR.html
    • https://github.com/peasead/elastic-container
    • https://www.youtube.com/watch?v=1luhjL7TN9U
  • TrendMicro
  • McAfee MVISION
  • Avast
  • openEDR - EDR gratuito di Comodo
  • Wazuh : https://github.com/wazuh/wazuh
  • Huntress Managed EDR - (Prova gratuita di 15 giorni, nessuna carta di credito richiesta, 3 report di incidenti gravi/critici da analisti SOC in tempo reale) : https://www.huntress.com/edr-free-trial

• EDR open source

  • RedEDR : https://github.com/dobin/RedEdr
  • SimpleEDR - hook manuale delle DLL per trovare opportunità di rilevamento : https://github.com/Helixo32/SimpleEDR
  • CrimsonEDR : https://github.com/Helixo32/CrimsonEDR
  • OpenEDR : https://github.com/ComodoSecurity/openedr/
  • InjDrv : https://github.com/wbenny/injdrv
  • MyDumbEDR : https://github.com/sensepost/mydumbedr
  • BestEDROfTheMarket : https://github.com/Xacone/BestEdrOfTheMarket
  • JonMon : https://github.com/jsecurity101/JonMon
  • SylantStrike : https://github.com/CCob/SylantStrike
  • Whids : https://github.com/0xrawsec/whids
  • Scrivi il tuo EDR
    • https://blog.whiteflag.io/blog/from-windows-drivers-to-a-almost-fully-working-edr/
    • https://youtube.com/playlist?list=PLc2_LEyTNutFkUliQMTZ_FHl8kNx3f5-E&si=8kHcC_FIxccHBR5H
    • https://sensepost.com/blog/2024/sensecon-23-from-windows-drivers-to-an-almost-fully-working-edr/

• Confronto tra EDR open source di @dobin

  

• Scanner degli eventi di caricamento delle immagini

  • Hunt-Weird-ImageLoads : https://github.com/thefLink/Hunt-Weird-ImageLoads

• Scanner della memoria dei processi

  • PE-sieve : https://github.com/hasherezade/pe-sieve
  • Moneta : https://github.com/forrest-orr/moneta
  • YapScan : https://github.com/fkie-cad/yapscan
  • MalMemDetect : https://github.com/waldo-irc/MalMemDetect
  • Patriot : https://github.com/joe-desimone/patriot
  • Hunt-Sleeping-Beacons : https://github.com/thefLink/Hunt-Sleeping-Beacons
  • YaraMemoryScanner : https://github.com/BinaryDefense/YaraMemoryScanner
  • Scanner specifici per il rilevamento dei beacon di Cobalt Strike
    • BeaconEye : https://github.com/CCob/BeaconEye
    • BeaconHunter : https://github.com/3lp4tr0n/BeaconHunter
  • EtwTi-FluctuationMonitor - Eseguire VirtualAlloc(RWX) modifica di conseguenza la bitmap CFG e, dopo VirtualAlloc(RW), la CFG rimane la stessa : https://github.com/jdu2600/EtwTi-FluctuationMonitor
    • https://github.com/jdu2600/CFG-FindHiddenShellcode
    • https://github.com/jdu2600/Etw-SyscallMonitor
  • TiEtwAgent (rileva l'iniezione di memoria basata su ETW-TI) : https://github.com/xuanxuan0/TiEtwAgent

• Bypass del rilevamento delle firme

  • ThreatCheck : https://github.com/PACHAKUTlQ/ThreatCheck
  • AvRed : https://github.com/dobin/avred

Configurazione della macchina per lo sviluppo di malware

• Evita di usare Windows se sei preoccupato della telemetria di Windows mentre scrivi il tuo malware.
• Tiny11Builder (per rimuovere molti componenti non necessari di Windows, inclusa la telemetria) (tratto da qui) : https://github.com/ntdevlabs/tiny11builder

Internals AV/EDR / Telemetria / Benchmarking / Funzionamento