Interesting Malware

Interesting Malware

These malware instances highlight various approaches to cyber threats, from network worms to sophisticated supply chain attacks. Each had a unique impact, changing how we view and respond to cyber threats.

1. Conficker

• First detected in 2008, this worm exploited Windows OS vulnerabilities, forming a large botnet.
• It spread via network shares and removable media, affecting millions of computers globally.

2. Morris Worm

• Released in 1988 by Robert Tappan Morris, this was one of the first worms distributed via the internet.
• It aimed to measure internet size but caused widespread disruption due to a bug, affecting approximately 10% of the internet.

3. Zeus Malware

• Known for banking credential theft, Zeus (or Zbot) was first identified in 2007.
• It used keylogging and form-grabbing tactics and could spread through phishing emails and drive-by downloads.

4. Stuxnet

• A highly sophisticated worm discovered in 2010, targeting Iran’s nuclear facilities.
• It exploited multiple zero-day vulnerabilities, causing physical damage to centrifuges and marking one of the first known cyberattacks targeting critical infrastructure.

5. WannaCry

• This 2017 ransomware attack leveraged the EternalBlue exploit to spread through Windows systems.
• It encrypted user data and demanded payment, causing significant disruptions globally, especially in healthcare and other critical services.

6. CookieMiner

• A cryptocurrency-focused malware targeting macOS users, CookieMiner exploited saved credentials, web cookies, and cryptocurrency wallets.
• Detected in 2019, it was aimed at mining cryptocurrency and exfiltrating sensitive data, notably in the crypto community.

7. Sunburst (SolarWinds)

• Identified in 2020, this malware was embedded in updates of SolarWinds’ Orion software.
• It led to a supply chain attack affecting numerous high-profile government and private sector organizations, making it one of the most far-reaching cyber espionage cases.