Grum Botnet Attempts Another Comeback, Fails Again

The Grum botnet, which Dutch authorities and security researchers knocked offline earlier this summer, made a second, unsuccessful attempt at a comeback over the weekend when the bot herders stood up two new command-and-control servers in Turkey. The revival was short-lived however, and both C&Cs...

New Iteration of TDSS/TDL-4 Botnet Uses Domain Fluxing to Avoid Detection

A new version of the TDSS/TDL-4 botnet is rapidly growing, primarily because it’s having great success using an evasion technique known as a domain generation algorithm DGA to avoid detection, researchers at Damballa Security revealed today. The algorithm helps the latest version of the botnet...

Microsoft Carries out Nitol Botnet Takedown

A botnet known as Nitol, built on the backs of PCs and laptops loaded with malware somewhere in the supply chain, was taken down by Microsoft. Microsoft’s Digital Crimes Unit was given permission this week by the U.S. District Court for the Eastern District of Virginia to take over the 3322.org...

vOlk Botnet Framework v4.0 Multiple Vulnerabilities

Exploit for php platform in category web applications Title: ====== vOlk Botnet Framework v4.0 - Multiple Web Vulnerabilities Introduction: ============= vOlk-Botnet v4.0 is a remote administration tool, its main function is to manage the HOSTS file of the windows operating systems The code creat...

Zemra Botnet RFI & Command Execution

Exploit for php platform in category web applications 1-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=0 0 1 1 /' \ /'\ /\ \ /'\ 0 0 /, \ /\/\ \ \ \ \ ,/\ /\ \ 1 1 //\ \ /' \ /\ //\ Exploit database separated by exploit 0 0 // type local, remote, DoS, etc. 1 1 1 0 +...

Security Firm Reveals Flaw in Dirt Jumper Bot

A team of researchers has discovered a weakness in the command-and-control infrastructure of one of the major DDoS toolkits, Dirt Jumper, that enables them to stop attacks that are in progress. The command and control C&C servers of the Dirt Jumper DDoS toolkit can be compromised and, in principl...

Dorifel Malware Encrypts Files, Steals Financial Data, May Be Related to Zeus or Citadel

While much of the world was focused yesterday on the Gauss malware saga, there was another interesting infection happening, mainly in the Netherlands, that researchers think may be related to the Zeus and Citadel attacks, though the motivation behind the attack is somewhat of a mystery. The new...

Mariposa botnet creator goes on trial

26-year-old Slovenian hacker known as Iserdo stands thought to have been behind the Mariposa botnet is on trial in Slovenia, charged with having masterminded an international cybercrime gang. At its height, the Mariposa botnet infected up to 12.7 million PCs, with more than half of the Fortune...

Alleged Mariposa Botmaster in Court

One of the men authorities allege to have been behind the massive–and now dead–Mariposa botnet, has gone on trial in Slovenia, more than two years after the initial arrests and takedown of the network. Mariposa was one of the first handful of botnets that authorities and security researchers work...

Android Hackers will demonstrate Fully loaded Spying Applications & Mobile Botnet

This Sunday, The Capital , New Delhi plays host to an International The Hackers Conference where blackhat hackers will discuss the challenges of cyber safety with security agencies. Your Smartphone is an always-on and always-connected digital extension of your life which will be used by attackers...

Grum Botnet Briefly Revived, Now Dead Again

Botnets are a lot like dandelions; you think they’re dead and then when you’re not looking they pop right back up. It’s happened time and again in the malware ecosystem and the latest member of the undead botnet society is Grum, which was only just taken down last week. Over the weekend several o...

Jose Nazario on Botnet Takedowns, Cybercrime and Whether We Can Ever Win

Dennis Fisher talks with botnet researcher Jose Nazario about whether botnet takedowns are worth the effort, the evolution of attack techniques and whether we can ever get the upper hand on attackers. Download: digitalunderground100 Podcast audio courtesy of sykboy65 Subscribe to the Digital...

Report: Bandwith-Burning Malware Among Biggest Consumer Threats

A new malware report indicates Android malware samples grew three-fold last quarter and that one in every 140 devices connected to mobile networks was infected at some point. Closer to home, about 14 percent of household networks were hit by malware this spring, with a 50 percent increase in...

Researchers Pull the Plug on Remaining Grum Botnet C&C Servers

Just a couple of days after authorities in the Netherlands pulled the plug on two of the four command-and-control servers behind the Grum spam botnet, the remaining C&C servers have been taken offline as well, thanks to a cooperative effort among researchers. As a result, the number of...

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 ...

Dutch Authorities Knock Out Grum Botnet C&C Servers

Dutch authorities have knocked out two of the command-and-control servers for one of the top spam-producing botnets, known as Grum. The action was not a complete knockout though, as there are still two other C&C servers at work, but researchers are optimistic that the volume of spam will drop as ...

Traffic Sniffing, Not Botnet, May Have Led to Android Spam Run

It’s not every day that you get a security story that involves Yahoo, Google and Microsoft, but that’s what has happened with the claims from a Microsoft official that there was an Android-based botnet in existence sending spam from compromised devices. Now it seems that the spam emanating from...

Google Disputes Claim of Android Botnet

Google is disputing statements from researchers at Microsoft and Sophos who this week warned that Android devices were sending spam through compromised Yahoo Mail accounts. In response, both now say they are further investigating their earlier claims. The idea of an international Android botnet...

Microsoft Names Two Alleged Zeus Botnet Operators

Three months after initially disrupting the Zeus botnet, Microsoft officials have named two of the people who they think are behind the malware network, a pair of Ukrainians who already are sitting in jail in the UK. From the beginning of the anti-Zeus operation, which became public in March,...

Zemra Botnet CnC Web Panel Remote Code Execution

This module exploits the CnC web panel of Zemra Botnet which contains a backdoor inside its leaked source code. Zemra is a crimeware bot that can be used to conduct DDoS attacks and is detected by Symantec as Backdoor.Zemra. Module Options msf use exploit/multi/http/zemra/panelrce msf...