Compass Security Blog

Offensive Defense

The “Volatility Triage App” for Splunk

Intro into a Compass Splunk App, which can be used to perform a first triage and high level analysis of Volatility results coming from multiple hosts.

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Investigating Data Leakage via External Storage Devices

Contents Introduction Background Story External Device Access Auditing with Windows Security Event Logs Audit Plug and Play Activity Audit Removable Storage Activity External Device Access Auditing with Default Windows Artifacts Other Ways to Monitor External Device Usage Conclusion References Introduction Have you ever investigated a data leakage case involving a suspect potentially leaking data to […]

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Windows Forensics with Plaso

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 […]

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APT Detection & Network Analysis

Until recently, the majority of organizations believed that they do not have to worry about targeted attacks, because they consider themselves to be “flying under the radar”. The common belief has been: “We are too small, only big organizations like financial service providers, military industry, energy suppliers and government institutions are affected”. However, this assumption […]

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Netzwerktraffic und APT Analyse

Compass Security wird vermehrt von Kunden bzgl. Verdacht auf Advanced Persistent Threat (APT) kontaktiert. Unter die Bezeichnung “APT” fallen komplexe, zielgerichtete und äusserst effektive Angriffe auf kritische und zuweilen gar unternehmenswichtige Computersysteme bzw. deren gespeicherte Informationen. Die Analyse von potentiell infiltrierten Netzen und Systemen gestaltet sich jedoch als enorm aufwändig, da Unmengen von Datensätzen und […]

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Challenges in Log Management

Recently, SANS Institute has published the 9th log management survey (2014). The paper identifies strengths and weaknesses in log management systems and practices. It further provides advice to improve visibility across systems with proper log collection, normalization and analysis. Log management is very important to Compass as it heavily influences forensic investigations. Evidently, accurate information […]

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