Hackers Using Microsoft MSHTML Flaw to Spy on Targeted PCs with Malware – Tempemail

A new Iranian threat actor has been discovered exploiting a now-addressed critical flaw in the Microsoft Windows MSHTML platform to target Farsi-speaking victims with a new PowerShell-based information stealer designed to harvest extensive details from infected machines. “[T]he stealer is a PowerShell script, short with powerful collection capabilities — in Continue Reading

Exploitation of the CVE-2021-40444 vulnerability in MSHTML- Tempemail

Summary Last week, Microsoft reported the remote code execution vulnerability CVE-2021-40444 in the MSHTML browser engine. According to the company, this vulnerability has already been used in targeted attacks against Microsoft Office users. In attempt to exploit this vulnerability, attackers create a document with a specially-crafted object. If a user Continue Reading

Windows MSHTML 0-Day Exploited to Deploy Cobalt Strike Beacon in Targeted Attacks – Tempemail

Microsoft on Wednesday disclosed details of a targeting phishing campaign that leveraged a now-patched zero-day flaw in its MSHTML platform using specially-crafted Office documents to deploy Cobalt Strike Beacon on compromised Windows systems. “These attacks used the vulnerability, tracked as CVE-2021-40444, as part of an initial access campaign that distributed Continue Reading