Crouching Admin, Hidden Hacker Techniques for Hiding and Detecting Traces Paula Januszkiewicz Penetration Tester, MVP: Enterprise Security, MCT iDesign - CQURE:
Accountability IdeaHiding & Detecting 1234 Delivery & LaunchSummary
The above means that every step leaves some trace! Windows 7 is designed to be used securely Achieved Evaluation Assurance Level (EAL) 4+ certification that meets Federal Information Processing Standard (FIPS) #140-2 Has C2 certification (Trusted Computer System Evaluation Criteria) Passed the Common Criteria Certification process
Accountability IdeaHiding & Detecting 1234 Delivery & LaunchSummary
Event Log Extendable Supported by API Plain text files (.log) Kernel traces Notifications SQL (ODBC) Application related
demo
demo Logs Less & More Advanced
Binaries are delivered With files from the Internet On the removable media Through LAN Through offline access By manipulating legitimate files Using vulnerabilities Buffer overflows
demo Replacing Files
demo "Vulnerabilities"
demo Services & ACLs
Cheating administrator Using automated ways Explorer Services Drivers DLLs Replacing files Path manipulation Injecting code Hooking calls
demo Services (In)Security
demo From A to Z - DLLs
demo Stuxnet Drivers
Problem: Too much information to control Solution: Select areas with high probability of infection DLLs Services Executables Drivers This attitude works as a first step
Accountability IdeaHiding & Detecting 1234 Delivery & LaunchSummary
demo Protected Processes
Bypassing neighbored process objects Pointing the pointer nt!_eprocess ActiveProcessLinks manipulation Does not affect software operation Threads are still visible
demo Hidden Processes
demo Hooking
demo Passwords In Operating System
Accountability IdeaHiding & Detecting 1234 Delivery & LaunchSummary
Learn how to detect malicious situations Know your system when it is safe – you need a baseline If you detect a successful attack – do not try to fight Report the issue Format your drive Estimate the range of the attack Know how to recover your data, when necessary
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