subhash vallapu
Cybersecurity Analyst
About
Cybersecurity professional with 3 years of hands-on experience in SOC operations and security monitoring. Hands-on experience in security alert monitoring, triage, investigation, incident response, and escalation. Proficient in SIEM platforms including Splunk and Microsoft Sentinel for centralized log monitoring and threat detection. Experienced in analyzing Windows, Linux, endpoint, server, and network-device logs to identify suspicious activities and security anomalies. Skilled in Microsoft Defender for Endpoint and EDR concepts for endpoint alert investigation, threat hunting, and security monitoring. Experienced in identifying and analyzing Indicators of Compromise (IOCs), including malicious IP addresses, domains, URLs, files, and processes. Performed threat hunting using IOC-based and behavior-based analysis to identify potential attacker activity and security threats. Hands-on exposure to phishing investigation, email analysis, malicious-link identification, malware analysis, and ransomware attack simulations. Strong understanding of networking concepts including TCP/IP, DNS, HTTP, SMTP, OSI model, and network traffic analysis using Wireshark. Experienced in vulnerability assessment and web application security testing aligned with OWASP Top 10 using Burp Suite, Nmap, and Nessus. Working knowledge of MITRE ATT&CK, Cyber Kill Chain, IDS/IPS, firewalls, brute-force attacks, DoS attacks, and common security threats. Skilled in Python-based security automation, incident documentation, reporting, SLA-focused operations, analytical problem-solving, and cross-team collaboration.
Skills & Expertise (51)
Work Experience
SOC Analyst
ZSoft Technology Services Pvt Ltd
Feb 2024 - Present
Monitored endpoint alerts, process trees, alert timelines, file activity, and PowerShell commands generated during ransomware simulations. Investigated suspicious behavior such as credential-theft attempts, registry modifications, persistence mechanisms, abnormal process execution, and unauthorized system changes. Performed IOC-based threat hunting for malicious files, network connections, domains/IPs, and attacker behavior. Analyzed ransomware attack stages including payload execution, persistence, privilege escalation, defense evasion, and impact. Applied IOC-based blocking and containment actions within the controlled lab environment to prevent malicious execution and communication. Documented attack flow, affected artifacts, malware behavior, findings, and remediation recommendations.
Education
Bachelor of Technology - Guru Nanak Institute of Technology
2020 - 2023 · Afghanistan
Certifications
No certifications added yet
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Availability Details
Visa Status
Citizen
Relocation
Open to Relocation
Skills (51)
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