Tag: Ransomware

Graham Cluley is an award-winning cybersecurity public speaker, podcaster, blogger, and analyst. He has been a well-known figure in the cybersecurity industry since the early 1990s when he worked as a programmer, writing the first ever version of Dr Solomon’s Anti-Virus Toolkit for Windows. Since then he has been employed in senior roles by computer…

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Security agencies in the United States have issued a new warning about the Black Basta ransomware group, in the wake of a high-profile attack against the healthcare giant Ascension. The cyber attack last week forced the Ascension computer systems offline, and caused some hospital emergency departments to turn away ambulances “in order to ensure emergency…

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Do you know Dmitry Yuryevich Khoroshev? If you do, there’s a chance that you might well on the way to receiving a reward of up to $10 million. Read more in my article on the Exponential-e blog. Source link lol

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Figure 1: CVE-2017-5638 campaign The exploit triggers the vulnerability via the Content-Type header value, which the attacker customized with shell commands to be executed if the server is vulnerable. In the first days of this campaign, shell commands were observed to infect the machine with the “PowerBot” malware, which is written in PERL, and uses…

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This article was revised 5/15/17 at 9:12 a.m. (PDT) with updated recommendations. Over a dozen years ago, malware pioneer Dr. Peter Tippett coined the expression “virus disaster,” which describes the point at which more than 25 machines are infected on a single network as the “tipping point” for complete shutdown of a network.1 The new…

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  Need-to-Know Facts CVE-2017-74942 has a CVSS Score of 7.5 (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)3. This vulnerability is the Linux version of WannaCry, appropriately named SambaCry. A malicious Samba client that has write access to a Samba share could use this flaw to execute arbitrary code typically as root. The flaw allows a malicious client to upload a shared library to…

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It’s been another banner year for leakers. In May, Wikileaks released the CIA’s Vault7 cyberwarfare documentation,1 and the Shadow Brokers released NSA exploit information, including the Windows EternalBlue2 exploit. EternalBlue was quickly weaponized into the WannaCry ransomware that pummeled the Internet for days. The Petya/NotPetya ransomware hitting Eastern Europe is also reportedly using EternalBlue to infect machines.…

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The US Department of Homeland Security Cybersecurity and Infrastructure Security Agency (DHS CISA) has cited ransomware as “the most visible cybersecurity risk” attacking American IT systems. I think that’s a valid statement, since “most visible” doesn’t necessarily mean largest or most devastating, but it does still qualify ransomware as a significant threat. Indeed, it seems…

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EMEA’s mainstream media’s spotlight on ransomware attacks may have dimmed over the last 18 months but that doesn’t mean the threat has disappeared. There is certainly no room for complacency, and we would do well to pay attention to recent events across the pond. Far from diminishing in disruptive impact, ransomware attacks appear to have…

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Ransomware is not the hottest topic around right now. But that may be deceptive as to its proliferation, because figures show it is still very much alive and kicking. It only takes a quick glance at the rest of the world to see the devastating effects ransomware attacks can have on public and private sector…

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