fileless
Organizations brace for cyber attacks despite improved preparedness
Cyber-risk levels have improved from “elevated” to “moderate” for the first time, but insiders represent a persistent threat for global organizations, …
Malicious PyPI packages drop ransomware, fileless malware
In this Help Net Security video, Ax Sharma, Senior Security Researcher at Sonatype, discusses newly found PyPI packages that pack ransomware, and another package that appears …
91.5% of malware arrived over encrypted connections during Q2 2021
The latest report from the WatchGuard shows an astonishing 91.5% of malware arriving over encrypted connections during Q2 2021. This is a dramatic increase over the previous …
A closer look at fileless malware, beyond the network
Cybersecurity is an arms race, with defensive tools and training pushing threat actors to adopt even more sophisticated and evasive intrusion techniques as they attempt to …
How to protect yourself from the hidden threat of evasive scripts
Evasion techniques are used by cybercriminals to evade detection, and they are especially prevalent in the context of scripts, which on their own have legitimate uses (e.g., …
Fileless worm builds cryptomining, backdoor-planting P2P botnet
A fileless worm dubbed FritzFrog has been found roping Linux-based devices – corporate servers, routers and IoT devices – with SSH servers into a P2P botnet whose …
Fileless attacks designed to disguise malicious activity up 265%
Trend Micro published its roundup report for the first half of 2019, revealing a surge in fileless attacks designed to disguise malicious activity. Detections of this threat …
New ransomware grows 118% as cybercriminals adopt fresh tactics and code innovations
McAfee Labs saw an average of 504 new threats per minute in Q1 2019, and a resurgence of ransomware along with changes in campaign execution and code. More than 2.2 billion …
A fileless campaign is dropping the Astaroth info-stealer
Attackers are delivering the Astaroth info-stealing backdoor by leveraging a combination of fileless malware and “living off the land” techniques, …
Endpoint security solutions challenged by zero-day and fileless attacks
There is an endpoint protection gap against modern threats, the result of a recent survey by the Ponemon Institute and Barkly have shown. The organizations polled 660 IT and …
Attackers disrupt business operations through stealthy crypto mining
WannaMine, a Monero-mining worm discovered last October, is increasingly wreaking havoc on corporate computers. Either by slowing down computers or by crashing systems and …
Exploits and fileless malware drive record new malware surge
McAfee released its McAfee Labs Threat Report: December 2017, examining the growth and trends of new malware, ransomware, and other threats in Q3 2017. McAfee Labs saw malware …
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