New OS X backdoor malware roping Macs into botnet
New malware targeting Mac machines, opening backdoors on them and roping them into a botnet currently numbering around 17,000 zombies has been spotted and analyzed by malware …
Mitigations for Spike DDoS toolkit-powered attacks
Akamai Technologies released, through the company’s Prolexic Security Engineering & Response Team (PLXsert), a new cybersecurity threat advisory that alerts …
HealthCare.gov breach affected test server, not users
A server within the Healthcare.gov system has been compromised, but the good news is that it didn’t contain consumer personal information. It was just a development …
Linux systems infiltrated and controlled in a DDoS botnet
Akamai Technologies is alerting enterprises to a high-risk threat of IptabLes and IptabLex infections on Linux systems. Malicious actors may use infected Linux systems to …
Kelihos botmasters target Russian patriots to expand botnet
The cyber crooks behind the Kelihos botnet are, once again, trying to swell the number of computers included in it. They are trying a novel approach: posing as a …
New Gameover Zeus variant steadily rebuilds downed botnet
It’s already widely known that the Gameover Zeus gang, whose activity has been temporarily foiled by a successful multi-national law enforcement takedown in June, is …
The weak links in an increasingly dynamic threat landscape
The Cisco 2014 Midyear Security Report, released today at Black Hat, examines the “weak links” in organizations – outdated software, bad code, abandoned …
Mayhem malware ropes Linux, UNIX servers into botnets
A new malware that researchers have dubbed Mayhem is being used to target Linux and Unix web servers and has so far compromised over 1,400 Linux and FreeBSD servers around the …
Botnets gain 18 infected systems per second
“According to industry estimates, botnets have caused over $9 billion in losses to US victims and over $110 billion in losses globally. Approximately 500 million …
Financial ransomware now targeting U.S. users
Although the GameOver Zeus botnet and CryptoLocker ransomware have been disrupted, it is still too early for a victory celebration. First, the two week deadline expires on …
Relations between spam landscape actors can be leveraged for detection
Since late 2012, a group of researchers from UC Santa Barbara and RWTH Aachen University has been working on finding out the relations that exist between the different actors …
Why botnet takedowns can cause more harm than good
Zeus is a well-known and highly successful crimeware kit – the flat-pack furniture of the virus world. It is under constant development by several criminals or groups …
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