Citadel trojan | Breaking Cybersecurity News | The Hacker News

A Russian man accused of developing and distributing the Citadel Banking Trojan , which infected nearly 11 Million computers globally and caused over $500 Million in losses, has finally pleaded guilty to charges of computer fraud. Mark Vartanyan, 29, who was very well known as " Kolypto ," pleaded guilty in an Atlanta courtroom on Monday to charges related to computer fraud and is now co-operating with federal prosecutors in return for a reduced sentence of no more than five years in prison. Vartanyan, a native of Moscow, was arrested in Norway in October 2014 and extradited to the United States in December last year. He was involved in the development, improvement, maintenance and distribution of the nasty Citadel Trojan. "This successful extradition is yet another example of how cooperation among international law enforcement partners can be used to disrupt and dismantle global cyber syndicates," said U.S. Attorney John Horn. "This defendant's...

Unless we are a human supercomputer, remembering password is not an easy task and that too, if you have a different password for every different site. But luckily to make the whole process easy, there is a growing market for password managers which provides an extra layer of protection. Wait! Wait! Seriously?? Security researchers have discovered a new variant of data-stealing Citadel Trojan program used by cybercriminals to slurp up users' master passwords for a number of password management applications and other authentication programs, which will let you think twice before using one. Citadel Trojan malware program has typically been used to steal online banking credentials and other financial information by masquerading itself as legitimate banking sites when victims open it in their local browser, which is also known as a man-in-the-browser attack . The malware has previously targeted users' credentials stored in the password management applications included...

When people think of cybersecurity threats, they often picture external hackers breaking into networks. However, some of the most damaging breaches stem from within organizations. Whether through negligence or malicious intent, insiders can expose your organization to significant cybersecurity risks. According to Verizon's 2024 Data Breach Investigations Report , 57% of companies experience over 20 insider-related security incidents a year, with human error involved in 68% of data breaches. With that, insider attacks result in the highest costs, averaging USD 4.99 million per attack, as per the 2024 Cost of a Data Breach Report by IBM Security.  What are insider threats? An insider threat originates from within an organization – it's the potential for anyone with authorized access to your critical systems to misuse their access, harming your organization. The worst part is that insiders are already within your IT perimeter and are familiar with your internal security prot...

Microsoft and the FBI have taken down a botnet that controlled millions of infected PCs, which was responsible for massive bank fraud.  Botnets are networks of computers infected with viruses that let them be controlled by hackers. The outfit runs the Citadel Botnets and is believed to have stolen more than $500 million from bank accounts over the past 18 months. Citadel is one of the biggest botnets in operation today. Citadel is a banking Trojan that has been in existence since 2011. As with most banking Trojans, Citadel is a full crimeware kit, providing the attackers with payload builders, a command and control (C&C) server infrastructure, and configuration scripts to target various banks. Citadel infected as many as 5 million PCs around the world including here in Australia and according to Microsoft, was used to steal from dozens of financial institutions, including American Express, Bank of America, Citigroup, Credit Suisse, eBay's PayPal, HSBC...

Cyber crime enterprise is showing a growing interest in monetization of botnets , the most targeted sector in recent months is banking. One of most active malware that still menaces Banking sector is the popular Zeus . Zeus is one of the oldest, it is active since 2007, and most prolific malware that changed over time according numerous demands of the black-market. Recently, Underground forums are exploded the offer of malicious codes, hacking services and bullet proof hosting to organize a large scale fraud. Cyber criminals are selling kits at reasonable prices or entire botnets for renting, sometimes completing the offer with information to use during the attacks. The model described, known also as a Fraud-as-a-Service , is winning, malicious code such as Zeus, SpyEye , Ice IX, or even Citadel have benefited of the same sales model, cyber criminals with few hundred dollars are able to design their criminal operation. Since now the sales model and the actor invol...

Recently we published an article on the attacks against Japanese banks using a new variant of the popular Zeus , one of the most prolific malware of recent history, security experts in fact have detected various versions of the popular malicious code that hit also mobile and social networking platforms . Due its flexibility the malware has been re-engineered several times by cyber criminals that adapted its structure to specific purposes and context, leaving unchanged its core capabilities of stealing banking credentials of victims. Zeus has been a huge success in the criminal circles especially for the sales model, as malware as service, implemented by its authors on many underground sites, let's remind for example the Citadel Trojan one of the most popular on the crimeware market. Fortunately its author, known as Aquabox , has been banned from a large online forum that sells malware and other services to cyber criminals, but many security firms consider Citadel Trojan still very ...