The Federal Bureau of Investigation (FBI), Defense Criminal Investigative Services (DCIS), and Department of Commerce (DOC) are publishing this announcement to notify the public of the dismantlement of the 911 S5 residential proxy service and to help individuals and businesses better understand and guard against 911 S5 proxy service and botnet.
911 S5 began operating in May 2014 and was taken offline by the administrator in July 2022 before rebranding as Cloudrouter in October 2023. 911 S5 was one of the largest residential proxy services and botnet with over 19 million compromised IP addresses in over 190 countries and confirmed victim losses in the billions of dollars.
Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division
Related:
- High-Severity Cisco DoS Flaw Can Immobilize ASR Routers
November 11, 2020
A high-severity flaw in Cisco’s IOS XR software could allow unauthenticated, remote attackers to cripple Cisco Aggregation Services Routers (ASR). The flaw stems from Cisco IOS XR, a train of Cisco Systems’ widely deployed Internetworking Operating System (IOS). The OS powers the Cisco ASR 9000 series, which are fully distributed routers engineered to address massive surges ...
- Cisco warns of attacks targeting high severity router vulnerability
October 20, 2020
Cisco today warned of attacks actively targeting the CVE-2020-3118 high severity vulnerability found to affect multiple carrier-grade routers that run the company’s Cisco IOS XR Software. The IOS XR Network OS is deployed on several Cisco router platforms including NCS 540 & 560, NCS 5500, 8000, and ASR 9000 series routers. Read more… Source: Bleeping Computer
- 800,000 SonicWall VPNs vulnerable to new remote code execution bug
October 16, 2020
Almost 800,000 internet-accessible SonicWall VPN appliances will need to be updated and patched for a major new vulnerability that was disclosed on Wednesday. Discovered by the Tripwire VERT security team, CVE-2020-5135 impacts SonicOS, the operating system running on SonicWall Network Security Appliance (NSA) devices. SonicWall NSAs are used as firewalls and SSL VPN portals to filter, control, ...
- Microsoft Addresses Windows TCP/IP RCE/DoS Vulnerability
October 14, 2020
Microsoft has released a security update to address a protocol vulnerability—CVE-2020-16898—in Windows Transmission Control Protocol (TCP)/IP stack handling of Internet Control Message Protocol version 6 (ICMPv6) Router Advertisement packets. A remote attacker could exploit this vulnerability to take control of an affected system or cause a denial-of-service condition. The Cybersecurity and Infrastructure Security Agency (CISA) encourages ...
- Safe and Smart Connections: Securing IoT Networks for Remote Setups
October 7, 2020
On the topic of securing the internet of things (IoT), setups focus typically on the “things” or devices available on the market today. However, while there is no denying that connected devices introduce security challenges, the network (in its role of creating a secure IoT environment) is of equal importance. During this period of work-from-home (WFH) ...
- Why Web Browser Padlocks Shouldn’t Be Trusted
September 29, 2020
For years, Apple, Firefox, Google and Microsoft relentlessly made the point that in order to avoid rogue sites you must make sure your browser “padlock” is either locked, green or is otherwise indicating a site as being “secure.” Now, cybersecurity firms are stressing that those padlocks are not enough. “You must look beyond the lock,” said ...

