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My Windows machine is behaving oddly and recent checks revealed that both the Protected Process Light (PPL) components and the LSASS executable appear corrupted. I attempted a manual repair, but the integrity issues persist, so I now need a focused security analysis. The job centers on three objectives: 1. Verify whether the current PPL-protected binaries and LSASS file are genuinely corrupted or maliciously altered. 2. Trace the source or vector that introduced the corruption and document any privilege-escalation activity. 3. Deliver a clear remediation plan—including clean replacement files, hardening steps, and a concise report of findings with evidence (hashes, event-log excerpts, or memory dump analysis). Any method that respects system stability is fine, but familiarity with WinDbg, Sysinternals tools, offline disk imaging, and memory-forensics frameworks such as Volatility will speed things up. The end result should leave me with a verified clean LSASS, restored PPL integrity, and documented steps to prevent a repeat incident.
ID Projek: 40336444
22 cadangan
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Aktif 13 hari yang lalu
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22 pekerja bebas membida secara purata $193 USD untuk pekerjaan ini

I'm Iosif Peterfi, 15+ years helping organizations secure and stabilize Windows environments across complex setups. This is my speciality: targeted security investigations that verify core binary integrity, trace intrusion paths, and deliver clear remediation with evidence. You're looking for a focused security analysis on a Windows machine where Protected Process Light components and LSASS appear corrupted, to confirm genuine corruption vs malicious alteration, identify the source/vector and any privilege-escalation activity, and deliver a practical remediation plan with clean replacement files, hardening steps, and an auditable findings report. I'll deliver a non-disruptive integrity review of the PPL components and LSASS, followed by tracing the attack path and privilege escalation, then a concrete remediation package with verified clean binaries, hardened settings, and a concise report containing hashes, event logs, and memory analysis. The work prioritizes system stability, minimizes downtime, and provides an auditable trail for compliance. You'll receive clear, actionable steps to prevent repeat incidents and a plan you can share with stakeholders. Last quarter I helped a financial services firm recover a Windows endpoint where core binaries showed corruption and suspicious activity. By validating integrity, tracing the attack path, and delivering a concrete remediation package, we reduced remediation time from days to half a day and produced a compliant evidence...
$1,200 USD dalam 5 hari
6.7
6.7

As a seasoned network and system administrator, my deep understanding and practical experience of over a decade has equipped me well to handle the complexities involved in the PPL & LSASS Security Analysis project. My certifications, including Certified Ethical Hacker (CEH), are indicative of my expertise in computer and internet security. To serve you better, I have also mastered tools essential for this project, like WinDbg, Sysinternals, disk imaging and memory forensics from Volatility – ensuring efficient troubleshooting while maintaining system stability. Moreover, my vast knowledge of networking solutions will be valuable in successfully identifying the source or vector that introduced the corruption and documenting any privilege-escalation activities. Lastly, one of the greatest strengths that I believe I bring to this project is my unwavering commitment to providing complete solutions. You won't just get a verified clean LSASS and restored PPL integrity. You will also receive a concise report of findings with evidence that will help prevent similar incidents in the future. In essence, choosing me means investing in meticulous analysis and well-defined remedies that ensure lasting system integrity.
$140 USD dalam 2 hari
6.7
6.7

Hi, I will conduct a thorough security analysis to investigate the integrity issues with your PPL and LSASS components. By utilizing advanced tools like WinDbg and Sysinternals, I will verify if corruption stems from malicious activities. Tracing the source, I'll outline a detailed remediation plan including clean file replacements and hardening steps. With expertise in disk imaging and memory forensics tools like Volatility, I'll precisely document findings to prevent future incidents. Let's connect to delve deeper into your system's security. Looking forward to a productive collaboration. Best regards, Noor
$140 USD dalam 2 hari
5.5
5.5

Hello, I can help you perform a focused security analysis of LSASS and PPL integrity on your Windows system and determine whether the files are genuinely corrupted or have been maliciously altered. I have experience working with Windows security diagnostics, event logs, Sysinternals tools, and system integrity analysis, so I can investigate this safely without risking system stability. I can start immediately and help you restore a clean and secure system as quickly as possible
$155 USD dalam 1 hari
4.6
4.6

As an experienced computer security professional with a primary focus on Linux and web security, I believe I'm the perfect match for your project. Not only is studying corrupt or altered files with absolute precision within my purview, but I also pay close attention to documenting the entire process. My experience working with Volatility and memory-forensics frameworks will significantly speed up the analysis process while yielding reliable results. Moreover, my employment of Sysinternals tools, WinDbg, and offline disk imaging ensures utmost system stability throughout the procedure. At my core, I prioritize high-quality results delivered in a timely manner — aligning perfectly with your goals. As such, you can expect from me a thorough analysis report containing all relevant evidence and a foolproof remediation plan involving clean replacements and steps to harden your system against potential future attacks. In summary, my extensive background in computer security, familiarity with essential tools, like Volatility, Sysinternals, WinDbg coupled with my commitment to quality and efficiency makes me the optimum choice for your PPL & LSASS Security Analysis project. It would be an honor to provide you with reliable solutions that restore your system integrity and ensure a repeat incident doesn't occur in the future.
$140 USD dalam 2 hari
4.0
4.0

Hello there I will conduct a focused, forensic level security analysis of your Windows system to verify LSASS and PPL integrity, identify the root cause, and restore a clean, secure state. With 5 years of relevant experience in cybersecurity, incident response, and system forensics, I have handled cases involving credential theft vectors, LSASS tampering, and privilege escalation. I will begin by validating the integrity of LSASS and PPL protected binaries using hash comparison, signature checks, and system file verification. I will then analyze event logs, process activity, and memory artifacts using tools like WinDbg, Sysinternals, and Volatility to trace any malicious modification or escalation attempts. If compromise is confirmed, I will identify the attack vector and persistence mechanisms, ensuring nothing is left behind. I will then safely restore clean system files, repair PPL protections, and guide you through hardening steps such as credential guard configuration, patching, and access control improvements. You will receive a clear report with evidence including hashes, log excerpts, and findings, along with a step by step remediation plan. Best Regards, Abhay Verma
$145 USD dalam 7 hari
3.7
3.7

Having multi-disciplinary expertise in technology is my biggest strength, and this equips me to not just understand the intricacies of your Windows machine's security but also provide comprehensive solutions. In terms of your project requirements, my proficiency with WinDbg, Sysinternals tools, offline disk imaging and memory forensics frameworks like Volatility make me a strong candidate. I am well-versed in verifying system integrity, tracing the source of corruption, and providing clean replacement files. My breadth of knowledge extends beyond surface-level repairs as I can offer valuable insights into preventing such incidents from reoccurring. Data Science and Machine Learning requires meticulousness and attention to detail—qualities that translate perfectly into analyzing corrupt binary files and creating remediation plans. Over the years, I've honed my skillset in Python,C,C++, and C#, as well as developed a deep understanding of GUI application development. These skills would come handy when analyzing important system files like PPL components and LSASS executable.
$150 USD dalam 5 hari
3.6
3.6

Hi, I am a security analyst with 8 years of experience with a background in system forensics and malware investigation. I am familiar with Windows security, LSASS analysis, Sysinternals, WinDbg, and memory forensics tools. For this project, the most important part is confirming whether the corruption is malicious and identifying the exact entry point. I can analyze binaries, check hashes and memory behavior, trace privilege escalation paths, and provide a clear remediation plan to restore system integrity safely. I'm an individual freelancer and can work on any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$250 USD dalam 7 hari
2.9
2.9

Hi, I can do this. With extensive experience in Windows security analysis and digital forensics, I will thoroughly investigate the integrity of your PPL-protected binaries and LSASS executable. My approach will include verifying the files against known good hashes, utilizing WinDbg and Sysinternals tools for in-depth analysis, and employing memory-forensics frameworks like Volatility to trace the source of corruption and any privilege escalation activities. I will provide a detailed remediation plan that includes clean replacement files, hardening steps, and a comprehensive report documenting my findings with evidence such as hashes and event-log excerpts. My goal is to restore your system's integrity while ensuring stability and preventing future incidents. I look forward to assisting you in resolving this issue effectively. Best regards, Ashnasajid
$140 USD dalam 3 hari
2.9
2.9

Hey , I just finished reading the job description and I see you are looking for someone experienced in Linux, Computer Security, Internet Security, Digital Forensics and Web Security. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? Deliver high-quality work with a strong focus on accuracy, efficiency, and client objectives. Maintain a proven record of long-term client satisfaction with consistently positive feedback. Earn 5-star ratings on recent projects, reflecting reliability and clear communication. Work with a structured, detail-oriented approach to ensure timely and accurate delivery. Availability: Full-time freelancer with flexible availability and fast response times (Eastern Time). I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further. Regards, Ali
$30 USD dalam 6 hari
0.0
0.0

Hello, How are you? I have checked your job description and I’m confident I can completed exactly what you need. I have extensive experience with AI content, digital forensics, Windows security analysis, and low‑level debugging tools including WinDbg, Sysinternals, Volatility, and offline imaging workflows. Your concerns about corrupted PPL components and LSASS integrity fit perfectly with my background in detecting tampering, privilege‑escalation activity, and reconstructing attack vectors. I can verify the legitimacy of the binaries, trace the source of corruption, and produce a clean, evidence‑based remediation plan with hashes, logs, and memory‑forensics outputs. This job is an ideal match with my skills and experience. Please send me a message so that we can discuss more. Thanks,
$150 USD dalam 1 hari
0.0
0.0

Hi There, I appreciate the detailed project description regarding your Windows machine security issues. Based on your requirements, I am confident that my skills in security analysis and forensics align well with your needs. I have extensive experience working with PPL components, LSASS, and utilizing tools like WinDbg and Volatility. Before we proceed, I would like to ask a few questions to ensure I fully understand the scope of the project: 1. Have there been any specific indicators of compromise or unusual activity you've observed prior to the corruption? 2. Are there particular timeframes during which you suspect the corruption may have occurred? 3. Is there a preferred format or template you would like for the final report and documentation? Why Choose Me? • Over 250 large projects successfully completed in the security space • 5-star ratings from my last 100+ projects, with no negative feedback in over 5 years • Proficient in both manual and automated remediation strategies tailored to specific systems Availability: 9 AM - 9 PM Eastern Time (Full-time freelancer) I look forward to discussing this further with you and sharing my latest work in this area. Best regards, Syeda Yusra Zubair
$170 USD dalam 7 hari
0.0
0.0

Hi there! You need a thorough security check on PPL and LSASS, and the real challenge is distinguishing genuine corruption from potential malicious modification — that’s where many analyses miss hidden threats. I have conducted detailed system forensics and threat analysis using memory inspection and integrity verification, ensuring that compromised or altered binaries are identified and fully remediated. I will analyze your system, trace the source of corruption, and provide a clear remediation plan with verified hashes and preventive hardening steps. Check our work: https://www.freelancer.com/u/ayesha86664 Do you want the analysis to include a full offline memory dump inspection for any stealthy persistence mechanisms? I am ready to start — just say the word. Best Regards, Ayesha
$110 USD dalam 3 hari
0.0
0.0

Hi there, Hope you are doing great,======Immediate Start | Free Consultancy | Digital Forensics & Windows Security Expert My Similar Works Client: Daniel Brooks Company: SecureLayer IT Solutions Ltd (United Kingdom) I handled a critical case involving suspected LSASS corruption and PPL bypass activity on a Windows system. Used WinDbg, Sysinternals Suite, and Volatility Framework for deep memory forensics and process validation. Verified file integrity via hash analysis and inspected event logs to trace unauthorized access and privilege escalation attempts. Performed offline disk imaging and replaced compromised binaries with clean verified versions. Implemented system hardening, credential protection, and monitoring. This restored system integrity, eliminated hidden threats, and secured the environment against recurrence. I can deliver a complete forensic analysis, root cause identification, and a secure remediation plan. Let’s schedule a quick meeting to start immediately. Best regards,
$140 USD dalam 7 hari
0.0
0.0

Hi, I’m a blockchain developer with strong hands on experience in Solidity, Ethereum based systems, smart contract deployment, and dApp integration with modern web platforms. I can support your team with secure contract development, code reviews, decentralized application features, backend and frontend integration, and clear technical documentation. I’ve worked on similar blockchain projects involving ERC20, ERC721, and Web3 based application flows, with a focus on clean architecture, contract safety, and production readiness. My approach is practical and detail focused: build securely, test thoroughly, optimize gas and performance where needed, and communicate clearly throughout delivery. I’m also comfortable working independently in long term remote collaborations and translating business requirements into reliable blockchain solutions. I value quality, accountability, and maintainable code, and I’m confident I can contribute effectively to your ongoing development needs. Best regards, George
$140 USD dalam 7 hari
0.0
0.0

Pretoria, South Africa
Kaedah pembayaran disahkan
Ahli sejak Sep 30, 2013
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