SANS Digital Forensics and Incident Response Blog: Category - Incident Response

A blackeye for Download.com? Nmap developer Fyodor says site mixes malware with infosec software

NMAP is one of the best-known open source security tools. NMAP helps in the discovery of hosts and devices on a network. It was created over 14 years ago by Gordon "Fyodor" Lyon. NMAP is a part of the curriculum of many SANS courses. Yesterday, many in the open source community were shocked by this … Continue reading A blackeye for Download.com? Nmap developer Fyodor says site mixes malware with infosec software


Digital Forensics Case Leads: PFIC 2011 Report, DNS forensics, Massive Flaws in Amazon EC2?

The Paraben Forensics Innovator's Conference was held last week in Park City, Utah. Your SANS Digital Forensic blogger attended the event, along with over 300 fellow, forensicators and lawyers. With information security events like BlackHat, and DefCon drawing thousands, this is yet another small event that has many advantages over the larger conferences. At these … Continue reading Digital Forensics Case Leads: PFIC 2011 Report, DNS forensics, Massive Flaws in Amazon EC2?


Outlier analysis in digital forensics

In my previous post, Atemporal time line analysis in digital forensics, I talked about using the inodes of a known piece of attacker code as a pivot point to discover previously unknown attacker code on a system. In this post, I want to point out another interesting thing about these inodes. Recall that I'm using … Continue reading Outlier analysis in digital forensics


Digital Forensics Case Leads: A Matter of Time

Time is of the essence this week. Several good resources expanding and extending the area of timline analysis have hit the interwebs, and you'll find them featured below in the Good Reads sections. In the news, Brian Krebs drops the names of other organizations penetrated by the RSA attackers. Meanwhile, NetAnalysis gets an update and … Continue reading Digital Forensics Case Leads: A Matter of Time


Atemporal time line analysis in digital forensics

As incident responders we often find that attackers compromise one host in a network and then pivot to others. In digital forensic investigations involving intrusions, we can do our own pivoting from one piece of evidence to another. On October 19th, I had the good fortune to speak at SECTor about one method of doing … Continue reading Atemporal time line analysis in digital forensics