Pierluigi Paganini
November 21, 2021
A malware campaign aimed at Microsoft Exchange servers exploits ProxyShell and ProxyLogon issues and uses stolen internal reply-chain emails. A malware campaign aimed at Microsoft Exchange servers exploits ProxyShell and ProxyLogon issues and uses stolen internal reply-chain emails to avoid detection. The campaign was uncovered by TrendMicro researchers that detailed the technique used to trick […]
Pierluigi Paganini
November 18, 2021
U.S., U.K. and Australia warn that Iran-linked APT groups exploiting Fortinet and Microsoft Exchange flaws to target critical infrastructure. A joint advisory released by government agencies (the FBI, the Cybersecurity and Infrastructure Security Agency (CISA), the Australian Cyber Security Centre (ACSC), and the United Kingdom’s National Cyber Security Centre (NCSC)) in the U.S., U.K., and […]
Pierluigi Paganini
October 04, 2021
ChamelGang APT is a new cyberespionage group that focuses on fuel and energy organizations and aviation industry in Russia ChamelGang is a new APT group that was first spotted in March by researchers at security firm Positive Technologies, it targets Russian companies in the energy and aviation industry. In March, the cyberespionage group was observed leveraging […]
Pierluigi Paganini
September 03, 2021
The Conti ransomware operators are targeting Microsoft Exchange servers leveraging recently disclosed ProxyShell vulnerability exploits. The Conti ransomware gang is targeting Microsoft Exchange servers leveraging exploits with recently disclosed ProxyShell vulnerabilities. ProxyShell is the name of three vulnerabilities that could be chained by an unauthenticated remote attacker to gain code execution on Microsoft Exchange servers. […]
Pierluigi Paganini
August 23, 2021
US CISA issued an urgent alert to warn admins to address ProxyShell vulnerabilities on-premises Microsoft Exchange servers. The US Cybersecurity and Infrastructure Security Agency (CISA) issued an alert to warn admins to address actively exploited ProxyShell vulnerabilities on-premises Microsoft Exchange servers. ProxyShell is the name of three vulnerabilities that could be chained by an unauthenticated […]
Pierluigi Paganini
August 21, 2021
A new ransomware gang named LockFile targets Microsoft Exchange servers exploiting the recently disclosed ProxyShell vulnerabilities. A new ransomware gang named LockFile targets Microsoft Exchange servers using the recently disclosed ProxyShell vulnerabilities. The popular security expert Kevin Beaumont was one of the first researchers to report that the LockFile operators are using the Microsoft Exchange ProxyShell and the Windows […]
