Chandra Shekhar

Experience

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  National Institute of Technology Delhi

  May 2016 - Jul 2016

  Research Intern
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  Tata Consultancy Services

  Jul 2017 - Jan 2020

  • System Engineer(Cyber Security Practice)

    Jul 2017 - Jan 2020

  • Cyber Security Analyst

    Jul 2017 - Jan 2020
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  Genpact

  Jan 2020 - Dec 2021

  Information Security Consultant

  CSIRT(Cyber Security Incident Response) Analyst Jan 2020 - Dec 2021Genpact Ltd , Gurgaon , Haryana❖ I worked as CSIRT (Cyber Security Incident Response Team) Analyst for our client which is one of the BIG3 Consulting Firm . I was also part of CSIRT Engineering which used to develop solutions for our security team atBCG .❖ Worked on various security solutions such as Crowdstrike , FireEye , Splunk , Mimecast etc. to perform root cause analysis and investigations for security incidents reported to us by our MSSP or directly reported to CSIRT by users.❖ Used Mitre-Attack and Cyber Kill Chain Framework to develop Hypothesis for Threat Intel , Entity based and Data based Threat Hunting and developed use cases to enhance detection capabilities and enhanceincident response.❖ Wrote python script using Virustotal API to fetch threat intel for submitted IOCs (Domain , URLs and IPs) through excel file which contained list of IOCs and output a new excel sheet with their respective threat inteldata fetched from Virustotal❖ Collaborated for phishing automation using python script and wrote python script to parse SMTP server details from email header using regular expression .❖ Developed script to submit file automatically to hybrid analysis for sandboxing which was also one of the modules of the Phishing automation project.❖ Perform Email Header Analysis to all the reported phishing emails in Splunk using open source tool mxtoolbox and our phishing email analyser developed in house .❖ Developed SOPs for CSIRT Processes and Investigation for standard use cases reported to CSIRT to enhance incident response capability within the team . Show less

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  Optiv

  Jan 2022 - now

  • Principal Analyst

    Jul 2024 - now

  • Senior Analyst - II

    Jan 2022 - Jul 2024