News

CERT Polska has created a technical report about a KINS/PowerZeus infection affecting Polish online banking users. In July 2013 we obtained information about an attack on Polish online banking users. This attack utilized a new strain of malware, which had similar abilities to the previously described ZeuS family, e …

During the summer holidays we observed an increased infection rate of ransomware. We mentioned this type of malware a few times already in the past (here is a description of similar malware and here is information detailing how to remove it from your computer). CERT Polska was able to acquire …

On 30th of July, 2013 NASK terminate its agreement with a registrar, Domain Silver, Inc. We described the reason for that decision in a detailed technical report. Today we publish an updated version of the report with our sinkhole statistics. These statistics were made from 20 different botnets sinkholed by …

Today we publish an overview of domains registered through Domain Silver, Inc, a registrar operating in the .pl domain. This Registrar started operating in May 2012. Since that time, the CERT Polska team started to observe a large increase in the amount of malicious domains registered in .pl and to …

Recently we blogged about a new threat to Polish e-banking users called “E-Security”. When a user, whose machine was infected, tried to access her internet banking site she was greeted with a message that instructed her to install “E-Security Certificate” application on her Android phone. This “certificate” was nothing more …

At the beginning of 2012, we wrote about the emergence of a new version of ZeuS called ZeuS-P2P or Gameover. It utilizes a P2P (Peer-to-Peer) network topology to communicate with a hidden C&C center.This malware is still active and it has been monitored and investigated by CERT Polska …

CERT Polska and CERT.GOV.PL recently discovered a website in the gov.pl domain that has been a part of malware campaign at least since the beginning of May 2013. The page contained a JavaScript code that added a hidden iframe which redirected to the exploit kit. Next, with …

Recently, we obtained a new Android malware sample, which is targeting Polish e-banking users. The application is called “E-Security” and its filename is e-security.apk . It also has a security-related icon shown on the left. The malware is relatively simple, but effective at achieving its goals. It allows an attacker …

Our Annual Report for 2012 is based mostly on data feeds from various automated systems. They provided us with information on more than 10.5 million of incidents in Polish networks last year. Most of this data is consequently passed on via n6 platform to corresponding Internet providers for handling …

At the end of February 2013 Polish Research and Academic Computer Network and CERT Polska took over 3 domains used by one of the Citadel botnets, known as “plitfi”. All the network traffic from these domains was directed to a sinkhole server controlled by CERT Polska. Today we publish a …