### Comment:
What are some common techniques used to distribute malware?

### REPLY:
The most effective technique to distribute malware is through spear phishing emails. Attackers craft emails that appear to be from a trusted source, often using social engineering techniques to manipulate the recipient into clicking on a malicious link or downloading an infected attachment. Once the victim interacts with the email, the malware is installed silently on their system, giving the attacker full access and control.