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Palo Alto Networks GmbH Mies-van-der-Rohe-Straße 8 80807 München, Germany http://www.paloaltonetworks.com
Contact Ms Julia André
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Palo Alto Networks GmbH

Palo Alto Networks entdeckt neue Angriffe durch Ransomware

CTB‐Locker umgeht konventionelle Sicherheitsprogramme

(PresseBox) (München, )
Palo Alto Networks beobachtet seit rund zehn Tagen eine große Angriffswelle des Ransomware-Trojaners CTB-Locker, die zwischen 19. und 20. Januar gestartet wurde. Die Enterprise-Security-Plattform von Palo Alto Networks hat seitdem mehr als 1.000 separate Angriffe identifiziert. Die Angreifer setzen einen polymorphen Malware-Builder ein, um Malware mit einem eigenen Hash für jedes Opfer zu erzeugen. Damit verhindern sie, dass Signatur-basierte Lösungen neue Angriffe erkennen können. Diese Taktik ist ein denkbar ungünstiges Szenario für konventionelle Security-Produkte, die auf veralteten Techniken wie Bytes-Signaturen basieren. So werden Angriffe erst erkannt, nachdem der Schaden eingetreten ist, statt Angriffe rechtzeitig zu verhindern, wie es bei einer
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