Media Coverage

Shadowserver in the news

Principles of Malware Sinkholing

Dark Reading, April 6, 2015

The process of sinkholing is an important tool to have in your arsenal when dealing with emerging threats.

Law enforcement nationwide helping people and businesses to guard against cyber crime

NPCC, March 2, 2015

The NCA and police, together with a range of partners from across industry and the public sector, are this week carrying out a range of activity to help businesses and members of the public guard against cyber crime. The NCA has developed customised intelligence reports for internet hosting companies and service providers, acting on data provided by CERT-UK (The UK’s Computer Emergency Response Team) and the Shadowserver Foundation.

NCA action on GameOver Zeus and Cryptolocker

JANET/JISC, June 2, 2014

As you may now be aware, the FBI and NCA are coordinating ‘global day of action’ against the Zeus-P2p and Cryptolocker families of malware. Law enforcement and industry partners will be collaborating to interrupt infrastructure vital to the malware’s operation and to raise public awareness of these threats. As part of this effort the Janet resolver service is directing domains generated by these two botnets to a sinkhole service run by one of our long term partners – Shadowserver.

U.S. Leads Multi-National Action Against GameOver Zeus Botnet and Cryptolocker Ransomware, Charges Botnet Administrator

FBI, June 2, 2014

WASHINGTON, D.C.—The Justice Department today announced a multi-national effort to disrupt the GameOver Zeus botnet—a global network of infected victim computers used by cyber criminals to steal millions of dollars from businesses and consumers—and unsealed criminal charges in Pittsburgh, Pennsylvania, and Omaha, Nebraska, against an administrator of the botnet. In a separate action, U.S. and foreign law enforcement officials worked together to seize computer servers central to the malicious software, or malware, known as Cryptolocker, a form of ransomware that encrypts the files on victims’ computers until they pay a ransom

FBI, European Authorities Go After GameOver Zeus Botnet

ThreatPost, June 2, 2014

Law enforcement agencies in Europe and the United States, including Europol and the FBI, ran a coordinated takedown of the  GameOver Zeus botnet on Friday, seizing servers and disrupting the botnet’s operation.

ShadowServer handed ACMA's spam intel database

ITNews, December 18, 2013

Businesses could get better intelligence on the spam and phishing campaigns targeting their customers after the government communications watchdog provided spam-fighting organisation ShadowServer access to its Spam Intelligence Database.

Reports: Liberty Reserve Founder Arrested, Site Shuttered

Brian Krebs, May 25, 2013

The founder of Liberty Reserve, a digital currency that has evolved as perhaps the most popular form of payment in the cybercrime underground, was reportedly arrested in Spain this week on suspicion of money laundering. News of the law enforcement action may help explain an ongoing three-day outage at On Friday, the domain registration records for that site and for several other digital currency exchanges began pointing to, a volunteer organization dedicated to combating global computer crime.

Chinese Nitol botnet host back up after Microsoft settles lawsuit

The Register, October 4, 2012

Microsoft has reached a settlement with the Chinese site linked to the Nitol DDoS botnet. The emerging Nitol botnet was hosted by the domain. In order to stem the threat, Microsoft filed a suit to take control of the 70,000 malicious subdomains hosted on, gaining control of the domain in mid September.

Virgin Media to warn malware-infected customers

The Register, August 16, 2010

Virgin Media subscribers whose computers are part of a botnet can expect a letter warning them to tighten up their security, under a new initiative based on data collected by independent malware trackers. The UK’s third-largest ISP will match lists of compromised IP addresses collected by the Shadowserver Foundation, among others, to its customer records.

The Enemy Within

The Atlantic, June 15, 2010

When the Conficker computer “worm” was unleashed on the world in November 2008, cyber-security experts didn’t know what to make of it. It infiltrated millions of computers around the globe. It constantly checks in with its unknown creators. It uses an encryption code so sophisticated that only a very few people could have deployed it. For the first time ever, the cyber-security elites of the world have joined forces in a high-tech game of cops and robbers, trying to find Conficker’s creators and defeat them. The cops are failing. And now the worm lies there, waiting …