17 March 2026

Stryker Cyber Attack: Iranian Threat Actor Claims Revenge

Rithula Nisha

Iranian threat group Handala Hack has claimed a cyber attack on US medical technology giant Stryker as retaliation for missile strike on Iranian school On Day 12 of the US-Israeli war on Iran, the looming threat of an Iranian cyber attack materialised and claimed its first major victim – Stryker. The global medical technology supplier, headquartered in Michigan, US, was subject to a severe cyber attack which left thousands of employees locked out of accessing critical systems. “Stryker is experiencing a global network disruption to our Microsoft environment as a result of a cyber attack,” the company said in a statement.

What happened?

Past midnight on Wednesday, outages struck Stryker, as its devices were wiped clean and the company login page was reportedly defaced with the logo of Tehran-linked cyber persona HandalaEarly investigations into the cyber attack linearly point to the attackers gaining access to the company’s Microsoft Intune management console.

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