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Shrutirupa Banerjiee

About Shrutirupa Banerjiee

I am Shrutirupa, currently working as Senior Security Researcher at SEQRITE LABs. With nearly 5 years of experience, I have transitioned my focus from blockchain research to VAPT, WAF Research, and am now exploring malware research. I have a passion for playing CTFs and solving challenges based on Reverse Engineering.

Deconstructing a Cyber Deception: An Analysis of the Clickfix HijackLoader Phishing Campaign 

Estimated reading time: 6 minutes

Table of Contents  Introduction  The Evolving Threat of Attack Loaders  Objective of This Blog  Technical Methodology and Analysis  Initial Access and Social Engineering  Multi-Stage Obfuscation and De-obfuscation  Anti-Analysis Techniques  The Final Payload  Conclusion  IOCs  Quick Heal \ Seqrite Protection ...
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September 12, 2025

PromptLock: The First AI-Powered Ransomware & How It Works

PromptLock: The First AI-Powered Ransomware & How It Works

Estimated reading time: 4 minutes

Introduction AI-powered malware has become quite a trend now. We have always been discussing how threat actors could perform attacks by leveraging AI models, and here we have a PoC demonstrating exactly that. Although it has not yet been...
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August 29, 2025

Casting Light on BATLOADER: An Insight into its Role in Malware Delivery

Casting Light on BATLOADER: An Insight into its Role in Malware Delivery

Estimated reading time: 5 minutes

Overview: In our rapidly advancing technological landscape, cyber threat actors have grown increasingly sophisticated, employing intricate attack chains and malicious applications. They meticulously plan and execute well-defined, strategic attacks that unfold in stages. A typical malware attack comprises various...
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November 8, 2023
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