Present State of Affairs We have been teaching forensics and network incident analysis for quite a while. We have investigated into a reputable number of cases and we are not the only doing so. Hence, one would expect a certain degree of automation in analysis. However, the high frequency of software release cycles somehow leads […]
Contents Introduction Attack Overview Step-by-Step Detection Email Clients Administration Tools Exchange Compliance Features MAPI Editor Eradication Microsoft Security Response Center Swiss Cyber Storm 2018 Conclusion References Introduction In recent investigations, Compass recognized a raise in popularity for attackers to compromise Microsoft Exchange credentials. As one of the first steps after having obtained the credentials (most […]
The idea Some time ago I read a tweet about hunting so-called “sticky-keys backdoors”, referencing a presentation at DEFCON 24, https://www.youtube.com/watch?v=EAYtRQKfna0 In addition to the presentation, the team released a tool called “Sticky Keys Slayer” that is publicly available on GitHub, https://github.com/linuz/Sticky-Keys-Slayer/ The sticky-keys backdoor is using a simple trick. On a Windows system, it is possible […]
Cryptocurrencies are getting more and more popular nowadays. Price increases of more than fifty percent in a day, something that does not happen on other markets, is nothing uncommon in the world of virtual currencies. Bitcoin, the most popular cryptocurrency, has multiplied its value about 15 times throughout 2017, whereas other currencies, Ethereum for example, […]
Recently our analysts have been spending increasing amounts of time on IoT security. More specifically looking at the Tensilica Xtensa microcontroller architecture, and even more specifically at the Mongoose OS embedded operating system. With some public (CVE-2017-7185), and some not yet disclosed advisories (watch this space for Dobin Rutishauser’s work), we are happy to announce that […]
What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellow analysts. Topics The following topics, tools, and technology has been discussed during this Hack-Lab: Cold Boot Attacks, Fake Mails, Tool Development, […]
Did Roger Federer call us for some IT-security advice or did Nicolas Heiniger and I find a new way to spoof a caller id? The Human Factor is, and remains, the biggest and most relevant threat to the security of every company. The latest statistics state that “only about 3% of the malware they run […]
What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. Topics The following topics, tools and technology has been discussed during this Hack-Lab: ESPloitation, Kubernetes, BACnet analysis, DNS Attacks and Hardening, Multi-SDR […]
JSON Web Token, or more commonly known as JWT, is an open standard [1] that defines a compact and self-contained structure for securely transmitting information between multiple parties. The contained information can be verified and trusted through digital signatures. JWTs can be integrity protected using a secret using the HMAC algorithm or a public / private […]
What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. Topics The following topics, tools and technology has been discussed during this Hack-Lab: Nessus Automation Tools, Automate Everything, Frida on an […]
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