New Lemon Duck variants exploiting Microsoft Exchange Server

Credit to Author: rajeshnataraj| Date: Fri, 07 May 2021 12:30:35 +0000

In March, Microsoft published a set of critical fixes to Exchange Server following the discovery of  ProxyLogon–an exploit that was stolen or leaked from researchers within hours of its disclosure to Microsoft. The exploit is now widely available to cybercriminals, and unpatched and vulnerable Microsoft Exchange Servers continue to attract many threat actors to install cryptocurrency-miners, [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/f5mbGzsxNSo” height=”1″ width=”1″ alt=””/>

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Microsoft Exchange attacks cause panic as criminals go shell collecting

Credit to Author: Pieter Arntz| Date: Tue, 09 Mar 2021 19:59:37 +0000

The ProxyLogon vulnerability in Microsoft Exchange has moved from an Advanced Persistent Threat to every cybercrime’s new toy in record time.

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The Life Cycle of a Compromised (Cloud) Server

Credit to Author: Bob McArdle| Date: Tue, 01 Sep 2020 12:05:16 +0000

Trend Micro Research has developed a go-to resource for all things related to cybercriminal underground hosting and infrastructure. Today we released the second in this three-part series of reports which detail the what, how, and why of cybercriminal hosting (see the first part here). As part of this report, we dive into the common life…

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Your guide to new-age cybersecurity terms

Credit to Author: Quickheal| Date: Mon, 31 Aug 2020 12:32:19 +0000

Like every other sector, cybersecurity has its own lingo. Often, it can be difficult for us users to understand the nuances. If jargon and long lists of indecipherable acronyms are frustrating you, we’re here to keep you updated with the latest lingo in the cybersecurity world. Keep in mind though,…

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Lemon_Duck PowerShell malware cryptojacks enterprise networks

Credit to Author: rajeshnataraj| Date: Tue, 01 Oct 2019 04:01:09 +0000

SophosLabs are monitoring a significant spike in crypto mining attacks, which spread quickly across enterprise networks. Starting from a single infection, these attacks use a variety of malicious scripts that, eventually, turn an enterprise&#8217;s large pool of CPU resources into efficient cryptocurrency mining slaves. The threat actors behind these campaigns have been using an array [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/jF91Bgk0dso” height=”1″ width=”1″ alt=””/>

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Android based IoT devices with open ADB port inviting easy attacks by Crypto-miners

Credit to Author: Sushmita Kalashikar| Date: Wed, 07 Aug 2019 11:10:07 +0000

The rapid pace at which connected smart home devices are increasing, have opened the gates for a new era of cyber-attacks on IoT devices including smart phones, TVs, IP cameras, etc. These attacks are mostly in the form of crypto mining attacks wherein cryptocurrency-mining botnet enters the targeted device via…

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A week in security (June 3 – 9)

Credit to Author: Malwarebytes Labs| Date: Mon, 10 Jun 2019 17:30:58 +0000

A weekly roundup of security news from June 3–9, including Magecart, breaches, hyperlink auditing, Bluekeep, FTC, and facial recognition.

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