Sai Shankar Depuri

Cyber Security Analyst

Hyderabad, India 3+ yrs exp 88 · Excellent

About

Highly skilled Cyber Security Analyst with 4 years of experience in Malware Analysis, End Point Detection & Response, Signature Writing, Incident response, Vulnerability Assessment, Identity and Access Management. Specialized in threat hunting, incident response platforms and Phishing URL Analysis. Proficient in Microsoft 365 security products and experienced in mentoring Cyber analysts for multiple Projects. An analytical problem solver with a proven track record of implementing proactive measures resulting in a significant reduction in security incidents. Holds a Bachelor's degree in Computer Science. Committed to staying updated with the latest Cyber security trends to ensure continuous improvement in security practices.

Skills & Expertise (25)

Security Information And Event Management Advanced

8.0/10

Years Exp

Threat Intelligence Advanced

7.5/10

Years Exp

Malware Analysis Advanced

7.5/10

Years Exp

Firewall & Network Security Intermediate

7.0/10

Years Exp

Cyber Kill Chain Intermediate

7.0/10

Years Exp

Nessus Intermediate

6.5/10

Years Exp

OpenVAS Intermediate

6.0/10

Years Exp

Windows Internals Intermediate

6.0/10

Years Exp

Networking Fundamentals Intermediate

5.5/10

Years Exp

Scrum Intermediate

5.0/10

Years Exp

Nmap Encoding Sandbox Analysis Security analysis MITRE ATT&CK framework Microsoft Entra ID Visual Studio URLScan URLvoid VirusTotal MXToolbox CISCO Talos IPvoid Security Operations Center Symantec Endpoint Protection

Work Experience

Cyber Consultant

LTI Mindtree Limited

Feb 2023 - Feb 2026

Analyse PE, APK and Non-PE file Such as( exe , dll, eml ,doc, xls, pdf, script files). Working with various outbreaks Scenarios like high reporting count samples, Threat name outbreak. Rectifying Signature release issue and fixing it. Monitoring Build Publication and Rectifying issue. Working on customer and client submission, reply with immediate remediation and fixes if customer persist any issue with samples. Working on various client task in quality assurance of automation rule in False Positive and False Negative and sample tagging. Monitoring and Studying various PUA (Potentially Unwanted Application) files and classifies them such as Software Bundler, Misleading Software’s, Adware, Crackers, Hack tool, Game hack, etc. Writing different signatures to detect malware/PUA files.

Software Engineer

Mindtree Limited

May 2022 - Feb 2023

Part of Security Researcher Team of Microsoft Defender for Endpoint. Analysing False Positives of the product and mitigating them. Analysing cloud machine events data to identify False Positives/ True Positives and Creating report based on analysis. Writing Suppression Rules for False Positives cases. Handling customer detection issues by providing prompt and accurate feedback. Testing the recently developed detectors with different scenarios and telemetry to determine its detection quality before moving to production. Creating FNs for the undetected suspicious/ malicious activities & triaging them. Working on Microsoft SmartScreen and URL Protection, performing in-depth URL analysis and network protection investigations to identify malicious or phishing domains. Using Research Studio to conduct threat investigations and analyse suspicious activities related to web threats and malware. Conducting malware analysis using hourly malware reports, analysing samples and attack patterns to understand emerging threats. Preparing Threat Intelligence reports by performing detailed threat analysis and documenting attack patterns, indicators, and mitigation recommendations. Delivering knowledge-sharing sessions and seminars on Threat Intelligence, malware trends, and emerging cyber Threats within the team. Experienced in sandbox analysis and encoding/decoding techniques during security investigations.