Overview On July 14, 2020 local time, Microsoft addressed a wormable Windows DNS server vulnerability dubbed SigRed (CVE-2020-1350) in its latest monthly patch updates. Once exploited by attackers, the vulnerability could spread between vulnerable computers without user interaction, thereby probably infecting the network of the whole organization. It is reported that the vulnerability has existed […]

Spear Phishing and Malicious Documents In the past few years, including malicious attachments in emails has become one of the most common methods that APT groups and various cybercriminal groups use to launch spear phishing attacks. Compared with previous years, 2019 saw more spear phishing attacks with a bigger impact, which was linked with the […]

According to ZDNet’s reports, FBI released a warning last week that some new network protocols were used by criminals to launch large-scale DDoS attacks. Three protocols and one Web applications were found as DDoS attack vectors, including CoAP, WS-DD, ARMS and Web-based Jenkins.

Overview On July 15, 2020, Beijing time, Oracle released a Critical Patch Update (CPU) for July 2020 that fixes 443 vulnerabilities of different risk levels. The WebLogic Server Core component is prone to four severe vulnerabilities with a CVSS base score of 9.8, which are assigned CVE-2020-14625, CVE-2020-14644, CVE-2020-14645, and CVE-2020-14687 respectively. These vulnerabilities are […]

Malware Threats from Mobile Platforms Nowadays, smartphones are ubiquitous. Android, as a widely used mobile operating system, is vulnerable to an increasing large number of malware families owing to its openness and privilege issues. Such malware can even be spread via legal channels, including Google Store.

Overview On July 15, 2020 local time, Cisco released security advisories to address vulnerabilities across multiple products, including five Critical vulnerabilities with a CVSS base score of 9.8 (CVE-2020-3330, CVE-2020-3323, CVE-2020-3144, CVE-2020-3331, and CVE-2020-3140). Reference link:

In the reconnaissance phase, a bad actor can determine which targets to attack through batch scanning. Such scanning is often focused on user names and passwords for access to and vulnerabilities in devices. Besides, an attacker may try to compromise targets by delivering malicious baits to their email addresses collected previously.

Overview On July 14, 2020 local time, Oracle released its July 2020 Critical Patch Update (CPU), its own security advisories, and third-party security bulletins, which fix 443 vulnerabilities of varying severity levels. For details about affected products and available patches, see the appendix.

1.Top 10 countries in attack counts: The above diagram shows the top 10 regions with the most malicious IP addresses from the NSFOCUS IP Reputation databases at July 26, 2020.

Cryptojacking Malware In 2019, the pickup in cryptocurrency prices led to an increase in the number of cryptojacking malware families. Of all these families, Monero mining trojans still took a dominant place. EternalBlue and weak password cracking were the major methods for ransomware families to compromise large enterprises in financial and telecom sectors and spread […]