Module 7: Malware Threats
└── 1. Malware Overview
    ├── Definition
    ├── Common Types
    │   ├── Viruses
    │   │   ├── Infectious code
    │   │   └── Spreads by attaching to files
    │   ├── Worms
    │   │   └── Self-replicating
    │   ├── Trojans
    │   │   └── Disguised as legitimate software
    │   ├── Rootkits
    │   │   └── Hides presence of malware
    │   ├── Backdoors
    │   │   └── Provides unauthorized access
    │   ├── Botnets
    │   │   └── Network of infected devices
    │   ├── Ransomware
    │   │   └── Encrypts data for ransom
    │   ├── Spyware
    │   │   └── Gathers information secretly
    │   ├── Adware
    │   │   └── Displays unwanted ads
    │   └── Keyloggers
    │       └── Records keystrokes

└── 2. Malware Entry Points
    ├── Instant Messenger Applications
    ├── Portable Hardware Media
    ├── Browser and Email Software Bugs
    ├── Insecure Patch Management
    └── Rogue/Unverified Software

└── 3. Malware Symptoms
    ├── Unusual computer behavior
    ├── Slow performance
    ├── Unexpected pop-ups
    ├── Data loss
    └── Unauthorized access

└── 4. Malware Analysis
    ├── Static Analysis
    │   └── Examining the code without execution
    └── Dynamic Analysis
        └── Observing the behavior during execution

└── 5. Malware Detection Tools
    ├── Antivirus Software
    ├── Anti-malware Tools
    ├── Intrusion Detection Systems (IDS)
    └── Network Analyzers

└── 6. Malware Prevention Techniques
    ├── Regular software updates
    ├── Strong password policies
    ├── User education and awareness
    ├── Secure configurations
    └── Regular backups

└── 7. Malware Removal Techniques
    ├── Using antivirus software
    ├── Manual removal
    ├── System restoration
    └── Professional assistance