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September 19, 2023
Severity High Analysis Summary A new information-stealing malware called Mystic Stealer emerged in April 2023, gaining popularity in cybercrime circles. It targets various web browsers, browser […]September 19, 2023Rewterz Threat Alert – BlackCat/ALPHV Ransomware Group Allegedly Encrypted Over 100 MGM ESXi Servers
Severity High Analysis Summary An affiliate of the BlackCat ransomware group, also known as APLHV, recently carried out a significant cyberattack on MGM Resorts, leading to […]September 19, 2023Severity High Analysis Summary APT37, also known as ScarCruft or Red Eyes, is a state-sponsored cyber espionage group originating from North Korea. The group has been […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
September 19, 2023Severity High Analysis Summary A new information-stealing malware called Mystic Stealer emerged in April 2023, gaining popularity in cybercrime circles. It targets various web browsers, browser […]September 19, 2023Rewterz Threat Alert – BlackCat/ALPHV Ransomware Group Allegedly Encrypted Over 100 MGM ESXi Servers
Severity High Analysis Summary An affiliate of the BlackCat ransomware group, also known as APLHV, recently carried out a significant cyberattack on MGM Resorts, leading to […]September 19, 2023Severity High Analysis Summary APT37, also known as ScarCruft or Red Eyes, is a state-sponsored cyber espionage group originating from North Korea. The group has been […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Rewterz Threat Alert – Covid-Themed Malware Campaign Distributes Ransomware
March 22, 2020Rewterz Threat Alert – Icnanker, a Linux Trojan-Downloader
March 24, 2020
Severity
High
Analysis Summary
Two remote code execution vulnerabilities exist in Microsoft Windows when the Windows Adobe Type Manager Library(atmfd.dll) improperly handles a specially-crafted multi-master font – Adobe Type 1 PostScript format. There are multiple ways an attacker could exploit the vulnerability, such as convincing a user to open a specially crafted document or viewing it in the Windows Preview pane. Potential attack vectors include Microsoft Word, OpenOffice, LibreOffice, old versions of browsers.
Impact
- Code execution
- Unauthorized access
Affected Vendors
Microsoft
Affected Products
- Microsoft Windows 10
- Microsoft Windows 8.1
- Microsoft Windows 7
- Windows RT 8.1
- Microsoft Windows Server 2008
- Windows Server 2008 R2
- Microsoft Windows Server 2012
- Windows Server 2012 R2
- Windows 2016
- Microsoft Windows Server 2019
- Windows Server version 1803
- Windows Server version 1903
- Windows Server version 1909
Remediation
Patch will most likely arrive in the April patch Tuesday. Microsoft has released mitigations/workarounds.
- Disable the Preview Pane and Details Pane in Windows Explorer.
- Disable the WebClient service.
- Rename ATMFD.DLL
Microsoft explains how to do all that and the impacts of these workarounds in the advisory. Please visit the below mentioned link.
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/adv200006