Análise de Ameaças

“WeChat Pay” Ransomware Analysis and Decryption Tool

dezembro 10, 2018 | Adeline Zhang

Risk Overview Recently, over 20,000 PCs in China have fallen victim to WeChat Pay ransomware. Files on the affected devices are encrypted by the ransomware. To regain access to the files, users are asked to scan a WeChat QR code that appears in a pop-up window and pay 110 yuan (about $16) in ransom. So […]

Sample Analysis Report-3

novembro 26, 2018 | Adeline Zhang

1 Sample Introduction 1.1 Sample Type The sample is a Trojan, which belongs to the Tsunami family.

Adobe Flash Player Remote Code Execution Vulnerability Threat Alert

novembro 23, 2018 | Adeline Zhang

Overview On November 20, 2018, local time, Adobe released a security advisory for documenting the remediation of a critical vulnerability in Adobe Flash Player. Successful exploitation of this vulnerability could allow attackers to remotely execute arbitrary code.

Sample Analysis Report

novembro 22, 2018 | Adeline Zhang

1 Sample Introduction 1.1 Sample Type This sample is a trojan, similar to Satori which is a Mirai variant.

Microsoft Released September 2018 Patches to Fix 64 Security VulnerabilitiesThreat Alert

novembro 19, 2018 | Adeline Zhang

Overview   On Tuesday, Microsoft released September 2018 security updates to fix 64 vulnerabilities, ranging from spoofing attacks to remote code execution vulnerabilities. Affected products include .NET Core, Active Directory, Adobe Flash Player, Azure, BitLocker, Internet Explorer, Microsoft Drivers, Microsoft Dynamics, Microsoft Edge, Microsoft Exchange Server, Microsoft Graphics Component, Microsoft JScript, Microsoft Office, Microsoft Office SharePoint, […]

Adobe September 2018 Security Updates Threat Alert

novembro 19, 2018 | Adeline Zhang

Overview On November 13, local time, Adobe officially released security bulletins and advisories to announce the remediation of multiple vulnerabilities in such products as Adobe Flash Player, Adobe Acrobat and Reader, and Adobe Photoshop CC.

Apache Struts2 Commons FileUpload Deserialization Remote Code Execution Vulnerability (CVE-2016-100031)Threat Alert

novembro 16, 2018 | Adeline Zhang

Vulnerability Overview Recently, Apache Software Foundation (ASF) has released a security advisory to strongly advise users of Apache Struts2.3.X to upgrade the Apache Commons FileUpload component. Struts 2.3.x, by default, uses the Commons FileUpload component of V1.3.2. Early in 2016, this component of V1.3.2 is disclosed to contain a deserialization vulnerability (CVE-2016-100031) which could result […]

VMware Virtual Machine Escape Vulnerabilities (CVE-2018-6981 and CVE-2018-6982) Threat Alert

novembro 15, 2018 | Adeline Zhang

Overview Recently, VMware has released a security advisory to document the remediation of two critical vulnerabilities (CVE-2018-6981 and CVE-2018-6982) in VMware ESXi, Workstation, and Fusion. The two vulnerabilities were disclosed by a Chinese cybersecurity firm Chaitin Tech at the international hacking contest GeekPwn2018.

Cisco Stealthwatch Management Console and Unity Express Critical Vulnerabilities Threat Alert

novembro 15, 2018 | Adeline Zhang

Overview On November 7, 2018, local time, Cisco released a security advisory to announce the remediation of two critical vulnerabilities in the Stealthwatch Management Console (SMC) and the Utility Express respectively.

AVEVA InduSoft Web Studio and InTouch Edge HMI Critical Vulnerabilities Threat Alert

novembro 14, 2018 | Adeline Zhang

Overview Recently, AVEVA released a security bulletin to announce the remediation of two critical vulnerabilities in industrial software. CVE-2018-17916 is a stack overflow vulnerability that can be triggered by sending a crafted packet, leading to remote code execution by an unauthorized user. CVE-2018-17914 stems from an empty password in the configuration file. An unauthorized attacker […]