---
source_url: "https://trainsec.net/library/malware-analysis/debugging-dll-files-with-ida-disassembler/"
title: "IDA Disassembler | Debug DLLs Step by Step (rundll32)"
mirrored_at: 2026-08-19T01:07:04.353Z
host: trainsec.net
cited_in_42a: true
mirror_canonical: "https://index.42a.ai/trainsec.net/library/malware-analysis/debugging-dll-files-with-ida-disassembler/index"
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> **Original source:** https://trainsec.net/library/malware-analysis/debugging-dll-files-with-ida-disassembler/

## Debugging DLL Files with IDA Disassembler

Author

Uriel Kosayev is a cybersecurity researcher, reverse engineer, and author of MAoS and Antivirus Bypass Techniques. He’s led real-world red team ops, malware investigations, and incident response cases. As the founder of TrainSec Academy, he teaches professionals to think like attackers and defend with precision. His training is practical, focused, and based on real threats, not theory.

About the author

Uriel Kosayev is a cybersecurity researcher, reverse engineer, and author of MAoS and Antivirus Bypass Techniques. He’s led real-world red team ops, malware investigations, and incident response cases. As the founder of TrainSec Academy, he teaches professionals to think like attackers and defend with precision. His training is practical, focused, and based on real threats, not theory.