- Published
- Source
- BleepingComputer
- Filed under
- Attacks
- Technique
- T1566 Phishing (opens in a new tab)
A Nigerian national was sentenced to eight years in prison for his involvement in a series of spearphishing attacks targeting US tax preparation businesses since 2019.
Practical steps for any organisation
- Patch quickly, starting with anything facing the internet.
- Use multi-factor authentication everywhere it is offered.
- Keep tested, offline backups – and a plan for the day you need them.
More helpNCSC: 10 Steps to Cyber Security (opens in a new tab)NCSC: incident management (opens in a new tab)
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
Phishing
Initial AccessWhat a defender checks
- Search mail flow for the sender, subject and links, and pull every copy from mailboxes.
- Check who clicked or replied, and what signed in afterwards.
- Block the sender and URLs, and tell staff what to look for.
Build the skillBlue Team Analyst · Email & Phishing Investigation
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