[German]There was a successful cyber attack on SPAR stores in Yorkshire, England. Some of the stores had to close because payment systems could no longer be used and card payments were no longer possible. Here is some information about what I know so far.
[German]I became aware of this security case via a Facebook post. It's about the Android app Barcod Scanner. It seems the app have been infected with an adware Trojan during one of the latest updates. Smartphones of affected users, opens suddenly random web pages in the browser app on their phones. Here is a brief summary of the case.
[German]Users who have upgraded to Windows 11 and use Microsoft Outlook may run into the problem that Outlook search no longer works. Now Microsoft has released a workaround for Outlook 2016 that brings search results back again.
[German]Since Apple released iOS 15.1 for suitable devices (see iOS 15.1 released), users have complained that the devices have become unusable for certain apps. The Calendar app in particular seems to be extremely slow to respond, as users also discuss in the Apple forums.
[German]Security vendor Proof Point observed three APT actors from India, Russia and China using a novel RTF template injection technique for phishing attachments to retrieve malicious content from a remote URL in 2021. The security researcher fear, that this technique will be misused soon by cyber criminals.
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[German]Users who try to download the Google Chrome browser in the pre-installed Edge browser under Windows 11 sees problably a popup in the browser window. This popup tries to fool people into thinking that Microsoft Edge uses the same technology as Google Chrome, but that you're also getting "the trust of Microsoft" on top. It's an A/B test for some US users, but it's again a super fail.
[German]The ACROS Security team around founder Mitja Kolsek has now developed and released the third micro-patch within two weeks for a vulnerability discovered by security researchers. The current micro-patch is about a 0-day InstallerTakeOver Local Privilege Escalation (LPE) vulnerability in Windows for which there is no CVE yet. Mitja Kolsek informed me about the issue in a private message on Twitter last night. Here is some information about it.
[German]Microsoft has changed the user interface of Windows 11 and has implemented developments from the trashed Windows 10X into the new operating system. The developers and marketing people also never get tire of praising the changes to the Explorer interface. But these changes come at a price – the file manager's usability suffers. And now a blog reader has pointed out to me that Explorer is very slow under Windows 11. Seems like it's all a bit of "still under construction", this new Windows 11.
[German]I had warned here in the blog several times that unpatched Exchange servers are attacked by thread actors, and that they are abused to send spam after a takeover. A blog reader has now sent me a short info (thanks) because he found a compromised Exchange server that was compromised and sent infected spam mails.
[German]A quick question for administrators who use Citrix VDI/TS for virtualization and have Google Chrome or Microsoft Edge as their browser. There are reports that there are crashes in the clients. Can anything be confirmed and is a solution known? Continue reading
MVP:
2013 – 2016
WIMVP:
2017 – 2020
