The Anatomy of a Ransomware Attack: How Does Ransomware Work?

One in 40 companies is hit by a Ransomware attack every week with healthcare, education, and government organizations facing the most heat!

Ransomware is a type of malware that threatens to destroy or withhold a victim’s data unless the victim pays a ransom. Ransomware was named the top threat type, with the attacks seeing an increase of over 140% in 2021. (Source: SonicWall)

Stages of a Ransomware Attack

Stage 1 – Campaign

• Exploiting web servers
• Sending malicious mails
• Social engineering

Stage 2 – Infection

• Phishing emails (spear-phishing)
• Malicious mails
• Remote desktop tools
• Exploiting vulnerabilities

Stage 3 – Data Encryption

• Scanning and encrypting system files
• Replacing originals with encrypted versions
• Locking the files with a controlled key
• Deleting backup and shadow copies

Stage 4 – Ransom / Pay Day

• Dropping a ransom note
• Asking for payment settlements
• Decrypt the files and free up the system

Read also: See how a leading French hospital was paralyzed by the biggest Ransomware attack of the decade!

Detecting a Ransomware Attack

Detecting a Ransomware attack goes beyond the old-school tactics.

• Invest in advanced email security
• Prioritize vulnerability management
• Endpoint security & monitoring
• Endpoint management & device management
• Network monitoring (SIEM)
• Ransomware awareness
• Antivirus tools

Effective Ransomware attack protection goes beyond anti-virus and old-school tactics, as it involves a combination of cybersecurity awareness, technology, and expert help.

Don’t fall for the bait! Get help now!