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Authorities are cracking down on persistent cybercriminal attacks from APTs associated with Iran's Islamic Revolutionary Guard Corps.

Access tokens for other Teams users can be recovered, allowing attackers to move from a single compromise to the ability to impersonate critical employees, but Microsoft isn't planning to patch.

An ongoing espionage campaign operated by the Russia-linked Gamaredon group is targeting employees of Ukrainian government, defense, and law enforcement agencies with a piece of custom-made information stealing malware. "The adversary is using phishing documents containing lures related to the Russian invasion of Ukraine," Cisco Talos researchers Asheer Malhotra and Guilherme Venere said in a

By Asheer Malhotra and Guilherme Venere. Cisco Talos recently identified a new, ongoing campaign attributed to the Russia-linked Gamaredon APT that infects Ukrainian users with information-stealing malware. The adversary is using phishing documents containing lures related to the Russian invasion of Ukraine. LNK files, PowerShell and VBScript enable initial access, while malicious binaries are deployed in the post-infection phase. We discovered the use of a custom-made information stealer implant that can exfiltrate victim files of interest and deploy additional payloads as directed by the attackers. Cisco Talos discovered Gamaredon APT activity targeting users in Ukraine with malicious LNK files distributed in RAR archives. The campaign, part of an ongoing espionage operation observed as recently as August 2022, aims to deliver information-stealing malware to Ukrainian victim machines and makes heavy use of multiple modular PowerShell and VBScript (VBS) scripts as part of the infe...

The U.S. Treasury Department's Office of Foreign Assets Control (OFAC) on Wednesday announced sweeping sanctions against ten individuals and two entities backed by Iran's Islamic Revolutionary Guard Corps (IRGC) for their involvement in ransomware attacks at least since October 2020. The agency said the cyber activity mounted by the individuals is partially attributable to intrusion sets tracked

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET Core 3.1 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service vulnerability exists in ASP.NET Core 3.1 and .NET 6.0 where a malicious client could cause a stack overflow which may result in a denial of service attack when an attacker sends a customized payload that is parsed during model binding. ## <a name="affected-software"></a>Affected software * Any .NET 6.0 application running on .NET 6.0.8 or earlier. * Any ASP.NET Core 3.1 application running on .NET Core 3.1.28 or earlier. If your application uses the following package versions, ensure you update to the latest version of .NET. ### <a name="ASP.NET Core 3.1"></a>.NET Core 3.1 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- [Microsoft.AspNetCore.App.Runtime.linux-arm]...

The HoYoVerse (formerly miHoYo) Genshin Impact mhyprot2.sys 1.0.0.0 anti-cheat driver does not adequately restrict unprivileged function calls, allowing local, unprivileged users to execute arbitrary code with SYSTEM privileges on Microsoft Windows systems. The mhyprot2.sys driver must first be installed by a user with administrative privileges.

We uncovered a campaign on the Microsoft Edge home page where malicious ads are luring victims into tech support scams. (Read more...) The post Malvertising on Microsoft Edge's News Feed pushes tech support scams appeared first on Malwarebytes Labs.

The operators behind the Lornenz ransomware operation have been observed exploiting a now-patched critical security flaw in Mitel MiVoice Connect to obtain a foothold into target environments for follow-on malicious activities. "Initial malicious activity originated from a Mitel appliance sitting on the network perimeter," researchers from cybersecurity firm Arctic Wolf said in a report

Categories: News Tags: CVE-2022-37969 Tags: CVE-2022-23960 Tags: CVE-2022-35805 Tags: CVE-2022-34700 Tags: CVE-2022-34718 Tags: CVE-2022-34721 Tags: CVE-2022-34722 Tags: Microsoft Tags: Adobe Tags: Android Tags: Apple Tags: Cisco Tags: Google Tags: Samsung Tags: SAP Tags: VMWare The September 2022 Patch Tuesday updates includes two zero-day vulnerabilities, one of which is known to be used in attacks (Read more...) The post Update now! Microsoft patches two zero-days appeared first on Malwarebytes Labs.