S.E.Reborn (@S_E_Reborn): 👩‍💻 The Art Of Linux Persistence. • • • • • • • • • • • • - - • - - • - …

S.E.Reborn

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� The Art Of Linux Persistence.

• Account Creation in Linux;
• User Account Creation;
• Root/Superuser Account Creation;
• Persistance using SSH Authorized Keys;
• Persistence using Scheduled task;
• Cron Jobs;
• Systemd Timers;
• Shell Configuration Modification;
• Dynamic Linker Hijacking;
• What is LD_PRELOAD;
• Creating malicious Shared object Library for Persistence;
• SUID binary;
- Using SUID for Persistence;
- Example Scenario;
• rc.common/rc.local;
- Using rc.local for Persistence;
- Example: Starting a Service;
• Systemd Services;
- Creating a Custom systemd Service;
- Security Considerations;
- Advantages of Using systemd Services;
• Trap;
- Using trap in Scripts;
• Backdooring user startup file;
• Using System Call;
- system Call Monitoring and Blocking;
- Method 1: Emulate/Implement System Call in User-Space;
- Method 2: Use Alternate System Calls;
- Method 3: Fudging Around Parameters;
• MOTD Backdooring;
• APT Backdooring;
• Git Backdooring;
• Config;
• Backdooring OpenVPN;
• Security Researchers.

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https://hadess.io/the-art-of-linux-persistence

#Linux

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S.E.Reborn

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Copyright: @SEAdm1n

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