Blog posts

[0x9] New DFIR-FI site

New year, new site I have decided to merge my old sites blog.dfir.fi and dfir.fi into one page. I will also be posting about the DFIR-FI community, news about my new training …

One minute read general

[0x8] Log4shell memos

Image source: Kevin Beaumont, Twitter On Friday 10th of December 2021, internet was set on fire. Or technically internet was full of flammable material and someone shared matches …

10 min read vulnerabilityexploitation

[0x7] Migration to Github

I’ve decided to change my blog from self-hosted jekyll site to auto deployed Github hugo page. Because of this, my blog’s RSS feed will also change. You can find the new RSS link …

One minute read general

[0x6] Cyber Security Essentials CTF

Cyber Security Essentials is a course series I was organizing in HelSec with Future Female. CSE had 6 lectures and the CTF was organized at the end of the course. The course was …

25 min read toolstraining

[0x5] Phishing MFA accounts

MFA is usually considered secure. It however can be bypassed by phishing. I made this phishing demo using drk1wi’s tool Modlishka. The tool default templates are little bit …

3 min read toolstraining

[0x4] Installing RegRipper on Linux

RegRipper is a tool made by H. Carvey (keydet89) for Windows registry analysis. The tool is perl script that is made to run on Windows. The tool can be installed on Linux distros …

3 min read tools

[0x3] Disobey 2020 puzzle writeup

Disobey is a Finnish hacker/cyber security conference. They release every year a hacker challenge and 50 first who solve it, get to buy the special “hacker ticket” …

20 min read generaltools

[0x2] Late wedding gift

This is kinda old story but I wanted to share it with you as I find it somewhat funny. Sadly now, when I finally had spare time to spend with the document, the host it tries to …

6 min read malwareforensics

[0x1] SANS 2019 & BSides Orlando

Few weeks ago I left cold Finland and headed to Orlando to attend SANS FOR610 (Reverse-Engineering Malware). After signing up and buying flight tickets, I noticed that BSides …

6 min read traininggeneral

[0x0] Hello World!

I decided to start blogging because I suck at remembering stuff -> If I write it publicly down, I will most likely remember it There’s no DFIR blogs in Finland (at least I …

One minute read general