xDU0 Blog

Write-up for HTB's Very Easy Baggage Sherlock, using Windows Shellbags and RecentDocs to reconstruct folder and network-share activity, archive navigation, and evidence of data staging and possible exfiltration.

AI is changing the L1 SOC analyst role — what that means for people trying to break into cybersecurity.

CyberDefenders XLMRat network forensics writeup covering PCAP triage, script deobfuscation, PE extraction, AsyncRAT attribution, persistence, and C2 analysis.

Writeups of challenges in Securinets ISGT Guided CTF.

HackTheBox University CTF 2025 pwn writeup for SHL33T, a 4-byte x86-64 shellcode challenge that fixes EBX with a left shift.