Category: Security

Hacking with PowerShell

Chinese hackers, aka “Deep Panda”, leverage PowerShell while compromising US think-tank computer systems. Recently, we detected breaches of these networks via the use of powershell scripts deployed by the adversary as scheduled tasks on Windows machines. The scripts are passed to the powershell interpreter through the command line to avoid placement of extraneous files on …

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Installing Kali Linux on Windows 8 Hyper-V

Installing Kali Linux on Windows 8 Hyper-V (Windows 8.1 includes improvements to the Hyper-V platform) Installing Hyper-V: Requirement: Windows 8 Pro or Windows 8 Enterprise which include Client Hyper-V. Requirement: Your computer processor must support virtualization technology (VT), though most processors in the past 5 years support VT (pretty much all Intel i-series processors, i3, …

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Black Hat 2014 Talk on TSA System Insecurity: Pulling the Curtain on Airport Security

Billy Rios explains how security-focused agencies keep making the same mistakes – this time it’s the TSA. Some of the issues identified in the talk: Network cable connections easily accessible by the public Hardcoded passwords in body scanner systems (which run Windows 98/WinXP) Accounts are stored in a config file. Network services enabled.(with hardcoded passwords) …

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Microsoft Enhanced Mitigation Experience Toolkit (EMET) 5 Protection Methods

Microsoft Enhanced Mitigation Experience Toolkit (EMET) v5 security technology which I outlined in a previous post has several protection methods which will be detailed here. According to my sources at Microsoft 😉, EMET can be installed on workstations and servers (testing is always highly recommended before placing in production). Given the tremendous security improvements when …

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Microsoft EMET 5 Released

Microsoft’s EMET (Enhanced Mitigation Experience Toolkit) is a free download from Microsoft that enhances Windows security by preventing common malware and exploitation software methods. It does need to be well-tested before deployment, but there are several legacy Windows methods leveraged by malware to get into a system and take control. Installing EMET provides very strong protection …

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Apple iOS Security Whitepaper

In February of this year, 2014, Apple released an updated whitepaper describing Apple iOS Security. Overall, the operating system and its components are very securely designed. The Table of Contents: Introduction System Security Secure Boot Chain System Software Authorization Secure Enclave Touch ID Encryption and Data Protection Hardware Security Features File Data Protection Passcodes Data …

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Real-Time World Hack Map

This is an incredible map of the world that shows real-time network attacks. The animation makes it look like something out of the movie, “WarGames.” Most impressive. http://map.ipviking.com/?_ga=1.106938115.1477390587.1388686673#  

Microsoft BlueHat Resources

Microsoft has their own internal employee security conference called “BlueHat“. Here are session links from the past few years:

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Group Policy Preferences Password Vulnerability Now Patched

Looks like Microsoft finally removed the ability to set admin account passwords through GPP due to the Group Policy Preferences password  exposure vulnerability. More information on how Group Policy Preferences are attacked is in the post “Finding Passwords in SYSVOL & Exploiting Group Policy Preferences“. Because of the security concerns with storing passwords in Group …

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Active Directory Security Group Resources

Laura Robinson (Microsoft) has 2 posts which are excellent resources when working on your Active Directory delegation model. These posts focus on the concept of an “Admin-Free Active Directory” meaning that there are no accounts in the powerful AD groups: Enterprise Admins, Domain Admins, Administrators, & Schema Admins. The posts also list all of the …

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