Andrea Fortuna
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  • Jun 30, 2017

    Information gathering tools

    Using OSINT sources for penetration testing In early stages of a penetration test is a best practice the gathering of the most detailed information about the target, also using public data and search engines. Below there is my short list… read more »
  • Jun 29, 2017

    Python for malware analysis

    Six Python tools useful for identify and analyse malware Python is a very used scripting language in the field of computer forensics and malware analysis. Today, we look at some of the tools developed in this scripting language that are useful… read more »
  • Jun 28, 2017

    Petya/Notpetya ransomware: we have a vaccine!

    Just create a file in c:\windows! Currently we have a lot of information about Petya (ot Notpetya): you can take a look at this post, that i use to collect all information gathered from websites and social networks. And from… read more »
  • Jun 28, 2017

    Extract filesystem bodyfile from a VirtualBox VM

    Using vboxmanage and some tools from SleuthKit A key step in a forensic analysis is the creation of a timeline of the filesystem operations.The operation can be performed using (for example) the fls tool from Sleuthkit, that exports the timeline… read more »
  • Jun 27, 2017

    A Petya Ransomware variant that uses the eternalblue exploit starts from Ukraine and spreading…

    What we know so far? UPDATE: We have a local vaccine New ransomware start spreading in Ukraine and shutdown a lot of critical infrastructures (hospitals, airport, banks and power plants). Some report coming also from Italy, Germany and Spain. Early comments on… read more »
  • Jun 27, 2017

    How to modify laptop’s screen brightness from a bash script

    Using a direct access to /sys/class/backlight My Debian laptop is configured with a very minimal setup, using i3 as window manager and without any graphical tool for system management. To manage the screen brightness i choosed not using a specific… read more »
  • Jun 25, 2017

    Volatility, my own cheatsheet (Part 1): Image Identification

    In order to start a memory analysis with Volatility, the identification of the type of memory image is a mandatory step. Here some usefull commands. imageinfo For a high level summary of the memory sample you’re analyzing, use the imageinfo… read more »
  • Jun 23, 2017

    How to extract a RAM dump from a running VirtualBox machine

    In order to analyze it with Volatility Usually i use a VirtualBox sandbox in order to ‘detonate’ some malware and analyze the behavior of them. In this phase, the analysis of sandbox’s ram with Volatility is a mandatory step.But, how… read more »
  • Jun 22, 2017

    Security flaws in VoLTE protocol allow an attacker to spoof numbers and track users

    The research paper by P1 Security was presented last week in a security conference in France A team of researchers from security firm P1 Security has detailed a list of flaws in the VoLTE protocol that allows an attacker to spoof… read more »
  • Jun 21, 2017

    Detecting Lateral Movement through tracking Windows Events

    A research by Japan Computer Emergency Response Team   With “lateral movement’ we identify the techniques that enable an adversary to access and control remote systems on a network: an attacker can use lateral movement for many purposes, including remote execution… read more »
  • Jun 20, 2017

    Hackers: the Internet’s immune system

    Great speech by Keren Elazari from TED.com Keren Elazari is an internationally recognized researcher, author and speaker on all matters cyber security and hacker culture. Since 2000, Keren has worked with leading security firms, public organizations, Big 4 and Fortune 500… read more »
  • Jun 19, 2017

    How to upgrade from Debian 8 “Jessie” to Debian 9 “Stretch”

    Simple, with 5 commands! Finally, Debian 9 “Stretch” was released in the “stable” branch! A lot of upgrades, especially in kernel, glibc and other base packages. Some info from the official wiki (also see the official stretch release notes.): New… read more »
  • Jun 16, 2017

    Kansa: a powershell incident response framework

    Automated acquisition of data from thousands of hosts with Powershell! Kansa is a powershell framework designed by Dave Hull to support massive data collections. It permits to easily scaling to thousands of systems via powershell remoting, but is not confined… read more »
  • Jun 15, 2017

    Standard Windows processes: a brief reference

    Useful in forensics analysis and incident response During the analysis phase, after (for example) a system compromization, is very important to know the standard Windows processes, in order to have a ‘baseline’ useful to make a ‘diff’ with the compromised system.… read more »
  • Jun 14, 2017

    Firefox configuration hardening, using a single file

    A custom user.js configuration file designed to make your Firefox more secure A user.js file is an alternative method of modifying Firefox’s preferences: it can make certain preference settings more or less “permanent” in a specific profile, and is also a… read more »
  • Jun 12, 2017

    Search and download exploits from command line, with getsploit

    A python script that search and download exploit from Vulners Database getsploit is a command line search and download tool for Vulners Database. It was inspired by searchsploit, the tool used for search and download from https://www.exploit-db.com. It allows you to… read more »
  • Jun 9, 2017

    Understanding EXT4

    A really interesting series of articles on SANS Digital Forensics Blog On 2010, Hal Pomeranz has started on SANS Digital Forensics blog a series of technical articles about EXT4 filesystem. What is EXT4? EXT4 is a journaling file system for Linux,… read more »
  • Jun 8, 2017

    Windows XP is too unstable to spread WannaCry?

    After all, the BSOD is also a useful feature! The researchers of security firm Kryptos Logic has performed an extensive analysis of well known WannaCry ransomware. One of the findings is really interesting (and funny!): WannaCry can infect machines that still… read more »
  • Jun 7, 2017

    How to query the ‘Have I been pwned?’ service from command line?

    Pretty simple, with a node.js application Have I Been Pwned? is a website created by security expert Troy Hunt, that allows internet users to check if their personal data has been compromised by data breaches. The site collects and analyzes… read more »
  • Jun 6, 2017

    Malicious documents analysis: my own list of tools

    It’s important to have the right tools to analyze suspect documents! Currently, the main malware infection vehicle remains the classic malicious document attached to an email. So it is very important to have the right tools to analyze suspect documents.… read more »
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Andrea Fortuna

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Cybersecurity expert, software developer, experienced digital forensic analyst, musician