Severity: ElevatedAction: Be aware

Israeli Ad Firm Doubled as Candiru’s Zero-Click Spyware Delivery Channel

Israeli company Discover-Tech’s ads allow threat actors to fingerprint and track devices at scale and infect selected targets.

Excerpt from the primary source: SecurityWeek

Who is affected

Security professionals

What you should do · Be aware

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Sources

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Original reporting

Israeli Ad Firm Doubled as Candiru’s Zero-Click Spyware Delivery Channel SecurityWeek · securityweek.com · Oct 17, 2026 · Primary source
Severity: ElevatedAction: Be aware

Zero-click attacks used targeted ads to deliver Candiru spyware

Candiru spyware was delivered to devices at Al Jazeera Media Network via targeted online advertisements in a zero-click attack that required only rendering the malicious ads on the victim's device.

Severity: ElevatedAction: Be aware

CikaBika Bot RAT Uses Discord for C&C

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