Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities

Summary Actions to Take Today to Protect Against Iranian State-Sponsored Malicious Cyber Activity • Immediately patch software affected by the following vulnerabilities: CVE-2021-34473, 2018-13379, 2020-12812, and 2019-5591. • Implementmulti-factor authentication. • Usestrong, unique passwords.v...

Experts Expose Secrets of Conti Ransomware Group That Made 25 Million from Victims

The clearnet and dark web payment portals operated by the Conti ransomware group have gone down in what appears to be an attempt to shift to new infrastructure after details about the gang's inner workings and its members were made public. According to MalwareHunterTeam, "while both the clearweb...

Ransomware as a Service 101

To help you enhance your defense against ransomware, Trend Micro Research shares key insights on how ransomware as a service RaaS operators work...

Ransomware Phishing Emails Sneak Through SEGs

Secure email gateway SEG protections aren’t necessarily enough to stop phishing emails from delivering ransomware to employees, especially if the cybercrooks are using legitimate cloud services to host malicious pages. Researchers are raising the alarm over a phishing email kicking off a...

Microsoft named a Leader in IDC MarketScape for Modern Endpoint Security for Enterprise and Small and Midsize Businesses

The security stakes have never been higher and, consequently, the protection of endpoints as a key component of any extended detection and response XDR strategy has never been more critical—for organizations of all sizes. Microsoft is thrilled to be recognized as a Leader in IDC’s MarketScape...

Conti Ransomware

Conti is a sophisticated Ransomware-as-a-Service RaaS model first detected in December 2019. Since its inception, its use has grown rapidly and has even displaced the use of other RaaS tools like Ryuk. The Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigati...

QSC Day 1 Recap: As Threats Intensify, Qualys Helps Organizations Shore Up Security

Cyberattacks are occurring more frequently. They’re also more damaging. And they’re only likely to get worse. Chris Krebs should know—for the two years he served as director of the Cybersecurity and Infrastructure Security Agency CISA, he was charged with sussing out threats, sounding the alarm t...

Microsoft Warns about 6 Iranian Hacking Groups Turning to Ransomware

Nation-state operators with nexus to Iran are increasingly turning to ransomware as a means of generating revenue and intentionally sabotaging their targets, while also engaging in patient and persistent social engineering campaigns and aggressive brute force attacks. No less than six threat acto...

A Guide to Ransomware: Prevention and Response

This article will provide guidelines aimed at helping readers understand how to detect and prevent ransomware and limit its effect...

Fake Ransomware Infection Hits WordPress Sites

Fake red-on-black warnings have been plastered to hundreds of WordPress sites, warning that they’ve been encrypted. The warnings have at least one ransomware accoutrement that might look convincing at first blush: a countdown clock tick-tick-ticking away, warning site owners that they’ve got seve...

Bogus JS libraries become sustained ransomware threat for Roblox gamers

If your kids play Roblox, you may wish to warn them of ransomware perils snapping at their heels. A very smart, and determined attack has been taking place for a little while now. Although initially dismissed as a form of prank, the developers under fire now disagree. Whether prank or malicious...

Exchange, Fortinet Flaws Being Exploited by Iranian APT, CISA Warns

A state-backed Iranian threat actor has been using multiple CVEs – including both serious Fortinet vulnerabilities for months and a Microsoft Exchange ProxyShell weakness for weeks – looking to gain a foothold within networks before moving laterally and launching BitLocker ransomware and other...

U.S., U.K. and Australia Warn of Iranian Hackers Exploiting Microsoft, Fortinet Flaws

Cybersecurity agencies from Australia, the U.K., and the U.S. on Wednesday released a joint advisory warning of active exploitation of Fortinet and Microsoft Exchange ProxyShell vulnerabilities by Iranian state-sponsored actors to gain initial access to vulnerable systems for follow-on activities...

Fake ransomware warnings hit WordPress sites: How to stay safe

A ransomware warning has appeared out of nowhere and started taking over WordPress sites. The warning, with its black background and red writing, says: “SITE ENCRYPTED Countdown FOR RESTORE SEND 0.1 BITCOIN: address redacted create file on site /unlock.txt with transaction key inside” But theres...

2022 Planning: Prioritizing Defense and Mitigation Through Left of Boom

In the military, the term “left of boom" refers to the strategy and tactics required to prevent — and protect personnel from — explosions by making proactive decisions before the event happens. Unless you've been fortunate enough to avoid tech and media press for the past 24 months, it should be...

Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities

CISA, the Federal Bureau of Investigation FBI, the Australian Cyber Security Centre ACSC, and the United Kingdom’s National Cyber Security Centre NCSC have released a joint Cybersecurity Advisory highlighting ongoing malicious cyber activity by an advanced persistent threat APT group that FBI,...

TrickBot helps Emotet come back from the dead

Probably one of the best known threats for the past several years, Emotet has always been under intense scrutiny from the infosec community. On several occasions, it appeared to take an early retirement, but then again it came back. However, when multiple law enforcement agencies seized control o...

ProxyShell vulnerabilities exploited in domain-wide ransomware attacks

By Deeba Ahmed The ProxyShell vulnerabilities have prompted threat actors to launch domain-wide ransomware attacks against their targets. This is a post from HackRead.com Read the original post: ProxyShell vulnerabilities exploited in domain-wide ransomware attacks...

Evolving trends in Iranian threat actor activity – MSTIC presentation at CyberWarCon 2021

Over the past year, the Microsoft Threat Intelligence Center MSTIC has observed a gradual evolution of the tools, techniques, and procedures employed by malicious network operators based in Iran. At CyberWarCon 2021, MSTIC analysts presented their analysis of these trends in Iranian nation state...

Evolving trends in Iranian threat actor activity – MSTIC presentation at CyberWarCon 2021

Over the past year, the Microsoft Threat Intelligence Center MSTIC has observed a gradual evolution of the tools, techniques, and procedures employed by malicious network operators based in Iran. At CyberWarCon 2021, MSTIC analysts presented their analysis of these trends in Iranian nation state...