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Microsoft: Achilles macOS bug lets hackers bypass Gatekeeper

Apple has fixed a vulnerability that could be leveraged to deploy malware on vulnerable macOS devices via untrusted applications capable of bypassing Gatekeeper application execution restrictions. [...]

https://www.bleepingcomputer.com/news/security/microsoft-achilles-macos-bug-lets-hackers-bypass-gatekeeper/
Raspberry Robin worm drops fake malware to confuse researchers

The Raspberry Robin malware is now trying its hand at some trickery by dropping a fake payload to confuse researchers and evade detection when it detects it's being run within sandboxes and debugging tools. [...]

https://www.bleepingcomputer.com/news/security/raspberry-robin-worm-drops-fake-malware-to-confuse-researchers/
Google Ad fraud campaign used adult content to make millions

A massive advertising fraud campaign using Google Ads and 'popunders' on adult sites is estimated to have generated millions of ad impressions on stolen articles, making the fraudsters an estimated $275k per month. [...]

https://www.bleepingcomputer.com/news/security/google-ad-fraud-campaign-used-adult-content-to-make-millions/
Ransomware gang uses new Microsoft Exchange exploit to breach servers

Play ransomware threat actors are using a new exploit chain that bypasses ProxyNotShell URL rewrite mitigations to gain remote code execution (RCE) on vulnerable servers through Outlook Web Access (OWA). [...]

https://www.bleepingcomputer.com/news/security/ransomware-gang-uses-new-microsoft-exchange-exploit-to-breach-servers/
Microsoft pushes emergency fix for Windows Server Hyper-V VM issues

Microsoft has released emergency out-of-band (OOB) Windows Server updates to address a known issue breaking virtual machine (VM) creation on Hyper-V hosts after installing this month's Patch Tuesday updates. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-pushes-emergency-fix-for-windows-server-hyper-v-vm-issues/
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Okta says its GitHub account hacked, source code stolen

In a 'confidential' email notification sent by Okta and seen by BleepingComputer, the company states that attackers gained access to its GitHub repositories this month and stole the company's source code. [...]

https://www.bleepingcomputer.com/news/security/okta-says-its-github-account-hacked-source-code-stolen/