Citadel Variant Opens Backdoor After Malware is Removed

When hackers have compromised a valuable computer, maintaining persistence on that machine is the key to maintaining access to its resources and stored assets. A new variant of the Citadel banking malware has been discovered that comes with a feature that allows the attacker to leverage remote...

Tinba Banker Trojan Source Code Posted

The source code for Tinba, known as the smallest banker Trojan in circulation, has been posted on an underground forum. Researchers say that the files turned out to be the source code for version one of Tinba, which was identified in 2012, and is the original, privately sold version of the...

Citadel/UX 5.9/6.x Username Buffer Overflow Vulnerability (1)

No description provided by source. source: http://www.securityfocus.com/bid/10833/info A buffer overrun vulnerability is reported for Citadel/UX. The problem occurs due to insufficient bounds checking when processing 'USER' command arguments. An anonymous remote attacker may be capable of...

Citadel/UX <= 6.23 Remote USER Directive Exploit (Private Version)

No description provided by source. / Citadel/UX remote exploit By nebunu: pppppppal at yahoo dot com This is the version which contains targets,abuse it kiddies Bruteforce: You only have 4096/4=1024 tries. The magic offset lies about 2048 + or - 4,8,16....256 So practically speaking you have...

Citadel/UX <= 6.27 Remote Root Format String Exploit

No description provided by source. / citadelfsexp.c Citadel/UX v6.27 remote format string exploit Use: ./citadelfsexp -h host options options: -h arg host or IP -t arg type of target system -l targets list -g arg syslog GOT address -r arg RET address coki@nosystem:/audit$ ./citadelfsexp -h...

Citadel WebCit 7.02/7.10 showuser who Parameter XSS

No description provided by source. source: http://www.securityfocus.com/bid/24913/info Citadel WebCit is prone to multiple input-validation vulnerabilities, including multiple HTML-injection issues and a cross-site scripting issue, because it fails to sufficiently sanitize user-supplied input dat...

Citadel/UX 5.9/6.x Username Buffer Overflow Vulnerability (2)

No description provided by source. source: http://www.securityfocus.com/bid/10833/info A buffer overrun vulnerability is reported for Citadel/UX. The problem occurs due to insufficient bounds checking when processing 'USER' command arguments. An anonymous remote attacker may be capable of...

Citadel SMTP <= 7.10 Remote Overflow Exploit

No description provided by source. Citadel SMTP = 7.10 Remote Overflow Exploit http://www.exploit-db.com/sploits/2008-vs-GNU-citadel.tar.gz milw0rm.com 2008-01-21...

DDoS Attacks a Cover for Financial Fraud, IP Theft

It’s difficult to imagine a noisier attack than a distributed denial-of-service attack. They’re an ever-present threat to banks and other businesses where the uptime of Web-based services is critical to customers and the well-being of an enterprise. And as a handful proved throughout 2013, they a...

Citadel Backconnect Server 1.3.5.1 Remote Code Execution vulnerability

start "backgroundexec" cbcs.exe listen -cp:faggot -bp:hacker | echo "" shell.php Usage Info Edit the code and run ! import urllib import urllib2 Citadel Backconnect Server 1.3.5.1 Remote Code Execution vulnerability Work only on windows box def requesturl, params=None, method='GET': if method ==...

New Banking malware 'i2Ninja' being sold via underground Russian Cybercrime Market

Researchers at Trusteer spotted a new banking malware program on the underground Russian cybercrime market, that communicates with attackers over the I2P anonymity network is for sale on underground Russian cybercrime forums. Dubbed 'i2Ninja', malware has most of the features found in other...

Malware Evasion Techniques Dissected at Black Hat

Malware ingenuity isn’t limited to its functionality or its ability to propagate. Sometimes malicious code has to have guile to survive. That means for the most part having an innate understanding of when it’s being analyzed by a security expert. Numerous samples from different malware families...

Microsoft: 88 Percent of Citadel Botnets Down

Nearly two months after the company was part of an operation to disrupt a large number of Citadel botnets, Microsoft said that 88 percent of the botnets spawned by that malware have been taken down. Citadel is a Trojan designed specifically to steal financial information from a variety of sources...

KINS Banking Trojan For Sale in Underground Forum

It seems the cybercrime underground is pining for a new breed of banking Trojan. With heavyweights such as Citadel no longer generally available for purchase, rumblings on forums for months have indicated that a new project would be welcomed and financed. Since February, researchers at RSA’s...

Fake FBI Ransomware Targeting OS X Users

The Federal Bureau of Investigation issued an alert yesterday warning users about a strain of ransomware purporting to come from the FBI that is targeting Mac OS X machines. This time, the ransomware isn’t malware at all, but a website that uses JavaScript to load numerous iframes. The webpage...

Citadel Banking Malaware Variant Delivers Localized Content

With builders for the Citadel Trojan freely available on any number of underground criminal forums, it’s no surprise to see some legs left in the malware despite a takedown of more than 1,400 Citadel botnets less than a month ago by U.S. law enforcement and Microsoft. A new variant has popped up ...

Carberp Source Code Leaked

The source code for the Carberp Trojan, which typically sells for $40,000 on the underground, has been leaked and is now available to anyone who wants it. The leak has echoes of the release of the Zeus crimeware source code a couple of years ago and has security researchers concerned that it may...

FBI seized Citadel banking Trojan servers

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...

Operation b54 Knocks 1,000+ Citadel Botnets Offline

UPDATE – Calling it the company’s “most aggressive” botnet operation operation to date, Microsoft has joined with the FBI for a massive disruption of the Citadel botnet. More than 1,400 individual botnets associated with the Citadel malware affecting more than five million people in total were...

FBI seized Citadel banking Trojan servers

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...