Temasec Managed Defense Archives

Category Archives: Managed Defense

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

September 3 2021 By Daniel Pany in Homepage Carousel, Latest Blog Posts, Managed Defense, Mandiant, Security, Threat Research, vulnerabilities

In August 2021, Mandiant Managed Defense identified and responded to the exploitation of a chain of vulnerabilities known as ProxyShell. The ProxyShell vulnerabilities consist of three CVEs ...

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

September 3 2021 By Daniel Pany in Homepage Carousel, Latest Blog Posts, Managed Defense, Mandiant, Security, Threat Research, vulnerabilities

In August 2021, Mandiant Managed Defense identified and responded to the exploitation of a chain of vulnerabilities known as ProxyShell. The ProxyShell vulnerabilities consist of three CVEs ...

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

September 3 2021 By Daniel Pany in Homepage Carousel, Latest Blog Posts, Managed Defense, Mandiant, Security, Threat Research, vulnerabilities

In August 2021, Mandiant Managed Defense identified and responded to the exploitation of a chain of vulnerabilities known as ProxyShell. The ProxyShell vulnerabilities consist of three CVEs ...

Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise

April 20 2021 By Daniel Pany in Alex Pennino, Homepage Carousel, Latest Blog Posts, Managed Defense, Mandiant, Security, Threat Research, vulnerabilities, Zero-day

In March 2021, Mandiant Managed Defense identified three zero-day vulnerabilities in SonicWall’s Email Security (ES) product that were being exploited in the wild. These vulnerabilities were executed...

Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise

April 20 2021 By Daniel Pany in Alex Pennino, Homepage Carousel, Latest Blog Posts, Managed Defense, Mandiant, Security, Threat Research, vulnerabilities, Zero-day

Detection and Response to Exploitation of Microsoft Exchange Zero-Day Vulnerabilities

March 4 2021 By Daniel Pany in Andrew Thompson, Homepage Carousel, Latest Blog Posts, Managed Defense, Matt Bromiley, Microsoft, Security, Threat Research, vulnerabilities, Zero-day

Beginning in January 2021, Mandiant Managed Defense observed multiple instances of abuse of Microsoft Exchange Server within at least one client environment. The observed activity included creation...

Detection and Response to Exploitation of Microsoft Exchange Zero-Day Vulnerabilities

March 4 2021 By Daniel Pany in Andrew Thompson, Homepage Carousel, Latest Blog Posts, Managed Defense, Matt Bromiley, Microsoft, Security, Threat Research, vulnerabilities, Zero-day

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

August 11 2020 By Syndicator in Alex Pennino, Homepage Carousel, Incident Response, Latest Blog Posts, Malware, Managed Defense, Nick Schroeder, Security, Threat Research

During a recent investigation at a telecommunications company led by Mandiant Managed Defense, our team was tasked with rapidly identifying systems that...

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

August 11 2020 By Syndicator in Alex Pennino, Homepage Carousel, Incident Response, Latest Blog Posts, Malware, Managed Defense, Nick Schroeder, Security, Threat Research

During a recent investigation at a telecommunications company led by Mandiant Managed Defense, our team was tasked with rapidly identifying systems that...

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

August 11 2020 By Syndicator in Alex Pennino, Homepage Carousel, Incident Response, Latest Blog Posts, Malware, Managed Defense, Nick Schroeder, Security, Threat Research

During a recent investigation at a telecommunications company led by Mandiant Managed Defense, our team was tasked with rapidly identifying systems that...

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Category Archives: Managed Defense

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

PST, Want a Shell? ProxyShell Exploiting Microsoft Exchange Servers

Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise

Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise

Detection and Response to Exploitation of Microsoft Exchange Zero-Day Vulnerabilities

Detection and Response to Exploitation of Microsoft Exchange Zero-Day Vulnerabilities

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

COOKIEJAR: Tracking Adversaries With FireEye Endpoint Security’s Logon Tracker Module

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