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Cybercrime, IoT, Malware, Security News

Quirky Fbot IoT botnet kills rival, communicates via blockchain-based DNS

There’s an odd new addition to the extended family of Mirai-inspired IoT botnets, and so far its only obvious victim is a competing botnet whose malware is targeted for removal from any infected devices. Dubbed Fbot, the malware is also unusual because rather than using standard DNS to communicate with the command-and-control server, it instead…
Brazil (3)
Cybercrime, Malware, Security News

GhostDNS hijacking campaign steps up attacks on Brazilians; 100K+ devices compromised

An ongoing DNS hijacking campaign significantly increased its activity this past September, leveraging over 100,000 compromised home routers in order to redirect Brazilian e-banking customers to phishing web pages. Previously reported on last August by Radware, the campaign uses a remote configuration URL to modify the DNS server settings of exploited networking devices so that unsuspecting…
Cybercrime, IoT, Malware, Security News

IoT botnet BCMUPnP_Hunter targets routers with vulnerable UPnP feature

A large-scale botnet malware operation has been targeting router equipment running vulnerable versions of the Broadcom Universal Plug and Play (UPnP) feature. Active since at least September 2018, malicious campaign appears to be infecting devices for the likely purpose of converting them into spam bots, according to a blog post yesterday from researchers at Qihoo’s…

New Mirai botnet variants target ARC processors, cryptomining hosts

A newly discovered variant of the Mirai Internet of Things botnet is specifically designed to attack the ubiquitous 32-bit embedded Argonaut RISC Core processor from ARC International, which can be found in well over a billion storage, home, mobile, automotive, and IoT devices. Word of this troublesome development surfaced just days before researchers revealed that another…

Oracle WebLogic Server attacks spike after vulnerability PoC published

At least two separate threat groups have already developed automated exploitation scripts to exploit a recently patched vulnerability in Oracle WebLogic Servers and are conducting large-scale attacks after several proof-of-concepts were published. The attacks exploit CVE-2018-2893, a critical vulnerability in a component product’s middleware that allows an attacker to gain control over the entire server…

Satori Botnet able to launch crippling attacks at any time

A massive new IoT botnet dubbed Satori has emerged, which security researchers fear, can launch crippling attacks at any time. According to the IBT the botnet has already infected more than 280,000 IP addresses in just 12 hours.
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