CVE-2020-1667

When DNS filtering is enabled on Juniper Networks Junos MX Series with one of the following cards MS-PIC, MS-MIC or MS-MPC, an incoming stream of packets processed by the Multiservices PIC Management Daemon mspmand process might be bypassed due to a race condition. Due to this vulnerability,...

French Firms Rocked by Kasbah Hacker?

A large number of French critical infrastructure firms were hacked as part of an extended malware campaign that appears to have been orchestrated by at least one attacker based in Morocco, KrebsOnSecurity has learned. An individual thought to be involved has earned accolades from the likes of...

Router Vulnerability and the VPNFilter Botnet

On May 25, the FBI asked us all to reboot our routers. The story behind this request is one of sophisticated malware and unsophisticated home-network security, and it's a harbinger of the sorts of pervasive threats ­ from nation-states, criminals and hackers ­ that we should expect in coming year...

Feds Shut Down 'Longest-Running' Andromeda Botnet

In a coordinated International cyber operation, Europol with the help of international law enforcement agencies has taken down what it called "one of the longest-running malware families in existence" known as Andromeda. Andromeda, also known as Win32/Gamarue, is an infamous HTTP-based modular...

Spammer's Arrest Puts End to Kelihos Botnet

The alleged Russian botmaster behind the Kelihos botnet was arrested while on vacation in Spain, putting an end to a seven-year cybercrime operation that foisted hundreds of millions of spam messages on consumers, as well as a dangerous array of banking malware and ransomware. Pyotr Levashov, als...

Microsoft Says ZeroAccess Click-Fraud Botnet Abandoned

Microsoft is declaring the ZeroAccess botnet dead. Two weeks after obtaining a court order to disrupt the botnet’s ability to carry out click-fraud, assistant general counsel Richard Boscovich of Microsoft’s Digital Crimes Unit said late last week that the botmasters behind ZeroAccess had abandon...

Peer-to-Peer Botnet Takedowns a Challenge

The FBI, Justice Department and technology companies have had success shutting down botnets that rely on a centralized infrastructure and command and control servers to communicate with bots, steal data or send malicious commands. Peer-to-peer botnets, however, have proven more difficult to take...

New Version of Kelihos Botnet Appears

Researchers are tracking a new version of the Kelihos botnet, one that comes complete with better resistance to sinkholing techniques and a feature that enables it to remain dormant on infected machines for long periods to help avoid detection. The botnet also is using an advanced fast-flux...

Watching a Botnet From the Inside

When you hear about botnets such as Rustock, Mariposa or Grum being taken down, one of the tactics that’s usually involved is sinkholing. The technique, which involves pointing the infected machines to a server controlled by good guys rather than attackers, often is used as one of the last steps ...

Kelihos Botnet Resurfaces

UPDATE–The Kelihos botnet, which researchers at Kaspersky Lab and Microsoft disrupted last fall by sinkholing the control channel, has sprung back to life and is using only slightly different versions of the original malware and controller list. The rejuvenation of the botnet illustrates the...

The Inside Story of the Kelihos Botnet Takedown

Earlier this week, Microsoft released an announcement about the disruption of a dangerous botnet that was responsible for spam messages, theft of sensitive financial information, pump-and-dump stock scams and distributed denial-of-service attacks. Kaspersky Lab played a critical role in this botn...