Compass Security Blog

Offensive Defense

Area41 2018 Wrap Up

Introduction Last Friday and Saturday (15./16. June 2018), the 6th edition of the security conference Area41 (formerly Hashdays, https://area41.io/) organized by DEFCON Switzerland (https://www.defcon-switzerland.org/, https://twitter.com/defconCH) took place in Zürich. Every Compass security analyst can attend two conferences every year supported by Compass. So most of the analysts decided to go to the Area41 this year […]

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Compass at Area41 2018

We are at the Area 41 conference! This IT Security Conference is happening on the 15/16th of June in 2018 in Zürich. Compass Security supports this non-profit event as Platinum Sponsor. We’ll have a Compass Booth where we discuss current topics with you – and how you can join our team as ethical hacker! The […]

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Insomni’hack 2018 Wrap-Up

As every year, some Compass Security Analysts travelled to Geneva and attended the Insomni’hack conference and it’s enjoyable CTF.

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Insomni’hack 2018 – guessflag

For this task, we had SSH access to the server guess.insomni.hack and the task was to read the flag in the /home/flag directory. We were able to get the flag without even solving the challenge 🙂

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Insomni’hack 2018 – vba02-bitminer

Similar to the previous challenge we were provided with an Excel spreadsheet (vba02-bitminer_4052500b4f2120d3d3ae458b339ec1f16e89e870.xls) that again contained macro code that would be executed when opening the document.

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Insomni’hack 2018 – vba01-baby

In this challenge we were provided with an Excel spreadsheet (vba01-baby_272038055eaa62ffe9042d38aff7b5bae1faa518.xls). Analyzing the document using olevba (https://github.com/decalage2/oletools/wiki/olevba) quickly revealed that it contains obfuscated VBA macro code that is executed when the document is opened. Challenge Description Our Solution

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Insomni’hack 2018 – vbaby

The vbaby challenge was a simple ASP web application that accepted a single page parameter. We initially thought that it could be a local file inclusion vulnerability and therefore tried a path traversal attack:

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Insomni’hack 2018 – Authentication Service

This challenge was about LDAP injection.

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Insomni’hack 2018 – PHuck

In this challenge we were given the source of a vulnerable PHP page and were tasked with the exploitation.

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Insomni’hack 2018 – Conference

This year again a small delegation of Compass Security was present at Insomni’hack in Geneva. On the novelties this year, the workshops spanned  over two days (Tuesday and Wednesday) and the conference followed the same direction (Thursday and Friday). There was also a new kind of CTF, labeled blue-team CTF, called Boss of the SOC. […]

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