(Intermediate) Low Value Indicators For High Value Decisions

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  • aNullValue
    Moderator
    • Jun 2019
    • 584

    #1

    (Intermediate) Low Value Indicators For High Value Decisions

    Title: (Intermediate) Low Value Indicators For High Value Decisions

    Description:
    We will present how the Abuse Operations team uses collections of indicators to fingerprint and track adversaries on one of the largest pure-play, remote-code-execution-as-as service platforms on the Internet: Heroku. We can detect when they change tactics, we can spot the number of people involved, and we can misdirect them to the point that they become even easier to track!

    We hope the ideas presented here will help your day to day routine as well as provide a solid model to guide future decisions from architecture to automation.

    Introduction


    Allan and Spencer
    Heroku - A PaaS that's basically RCEaaS
    We keep customers from doing bad things on, to, and from the platform


    Adversaries


    Adversary classification and evolution - skids to apex threat actors
    Establishing intent to differentiate good from bad actor.

    Definitions

    "Abuse" - misuse, malice, crime
    Indicators, TTPs, Fingerprints
    Slang: splash, pivot, etc.

    Methodology

    Hunting - environment and tools (and lack of)
    Leveraging the home field advantage
    Determining intent with constellation of indicators
    Detecting adversary changes when pressure is applied - from TTP shifts to spotting multiple actors from a campaign
    Leading the adversary - limit their available choices

    Examples of frustrating specific actors/campaigns

    Cryptocurrency mining
    Phishing
    Blackhat SEO

    Takeaways

    Break spirits, not code!
    Identify all sources of indicators - internal and external TI
    All low value indicators are equal until they are not.

    Speaker(s): Allan Stojanovic, Spencer Cureton

    Location: Blue Team Vlg / Blue Team Vlg - Talks Track 1

    Discord: https://discord.com/channels/7082082...54317658734613

    Event starts: 2020-08-08 11:30 (11:30 AM) PDT (UTC -07:00)

    Event ends: 2020-08-08 12:00 (12:00 PM) PDT (UTC -07:00)

    For the most up-to-date information, please either visit https://info.defcon.org, or use HackerTracker, which is available for iOS and Android. This is an automated message, and this data was last modified 2020-08-03T00:12 (UTC).
    Starts
    August 8, 2020 11:30
    Ends
    August 8, 2020 12:00
    Location
    Blue Team Vlg / Blue Team Vlg - Talks Track 1
    Last edited by aNullValue; August 2, 2020, 17:58.
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