Operation TunnelSnake

Formerly unknown rootkit used to secretly control networks of regional organizations Windows rootkits, especially those operating in kernel space, are pieces of malware infamous for their near absolute power in the operating system. Usually deployed as drivers, such implants have Read More …

The UNC2529 Triple Double: A Trifecta Phishing Campaign

In December 2020, Mandiant observed a widespread, global phishing campaign targeting numerous organizations across an array of industries. Mandiant tracks this threat actor as UNC2529. Based on the considerable infrastructure employed, tailored phishing lures and the professionally coded sophistication of Read More …

UNC2447 SOMBRAT and FIVEHANDS Ransomware: A Sophisticated Financial Threat

Mandiant has observed an aggressive financially motivated group, UNC2447, exploiting one SonicWall VPN zero-day vulnerability prior to a patch being available and deploying sophisticated malware previously reported by other vendors as SOMBRAT. Mandiant has linked the use of SOMBRAT to Read More …

Cyberspies target military organizations with new Nebulae backdoor

A Chinese-speaking threat actor has deployed a new backdoor in multiple cyber-espionage operations spanning roughly two years and targeting military organizations from Southeast Asia. For at least a decade, the hacking group known as Naikon has actively spied on organizations Read More …

Ghostwriter Update: Cyber Espionage Group UNC1151 Likely Conducts Ghostwriter Influence Activity

In July 2020, Mandiant Threat Intelligence released a public report detailing an ongoing influence campaign we named “Ghostwriter.” Ghostwriter is a cyber-enabled influence campaign which primarily targets audiences in Lithuania, Latvia and Poland and promotes narratives critical of the North Read More …

NSA: 5 Security Bugs Under Active Nation-State Cyberattack

The Feds are warning that nation-state actors are once again after U.S. assets, this time in a spate of cyberattacks that exploit five vulnerabilities that affect VPN solutions, collaboration-suite software and virtualization technologies. According to the U.S. National Security Agency Read More …

It was Russia wot did it: SolarWinds hack was done by Kremlin’s APT29 crew, say UK and US

Russia’s infamous APT 29, aka Cozy Bear, was behind the SolarWinds Orion attack, the US and UK governments said today as America slapped sanctions on Russian infosec companies as well as expelling diplomats from that country’s US embassy. One of Read More …

Zero-day vulnerability in Desktop Window Manager (CVE-2021-28310) used in the wild

While analyzing the CVE-2021-1732 exploit originally discovered by the DBAPPSecurity Threat Intelligence Center and used by the BITTER APT group, we discovered another zero-day exploit we believe is linked to the same actor. We reported this new exploit to Microsoft Read More …