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    Archive for the ‘Bad Sites’ Category




    We recently discussed the latest attacks affecting users in Japan that were the works of the BKDR_VAWTRAK malware. This malware family combines backdoor and infostealer behaviors and had just added the banking credentials theft to its repertoire. It was also mentioned that this malware tries to downgrade the privileges of security software, including Trend Micro products. In this post, we will add more details on how VAWTRAK performs this routine, as well as provide information on potential countermeasures. How Software Restriction Policies Are ...

    Posted in Bad Sites, Malware |



    Last April, we reported a KULUOZ spam campaign using the South Korean ferry sinking tragedy, one that came hot at the heels of the actual event itself. KULUOZ, as we tackled during that blog entry, is a malware that is distributed by the Asprox botnet. It can download certain strains of FAKEAV and ZACCESS malware onto the affected system, as well as have the potential to turn that system into a part of the Asprox botnet itself (by installing certain components). ...

    Posted in Bad Sites, Malware, Spam |


    Jun9
    5:04 am (UTC-7)   |    by

    With the 2014 FIFA World Cup in Brazil about to kick off in less than a week, it should be no surprise that phishing sites have intensified their own spam campaigns targeting Brazilians as well. Some of these spam runs are fairly basic, as far as these go. This particular one, for example, tries to lure users with a lottery with a jackpot prize of 5 million Brazilian reais (just short of 2.2 million US dollars). Figure 1. Lottery phishing message A typical phishing attack like ...

    Posted in Bad Sites, Spam |



    In its recent report,  National Police Agency mentioned that the current estimated total cost of unauthorized transactions suffered by Japanese users reached 1.417 billion yen during the period of January-May 2014. In comparison the estimated total damage cost from these kinds of threats was 1.406 billion yen in 2013. Data released by Japanese Bankers Association also gives similar alarming statistics: 21 cases of online banking theft occurred in Q1 2014 compared to 14 cases for the whole of 2013. The damage cost in ...

    Posted in Bad Sites, Exploits, Malware |



    We highlighted in our quarterly threat roundup how various ransomware variants and other similar threats like CryptoLocker that now perform additional routines such as using different languages in their warning and stealing funds from cryptocurrency wallets. The addition of  mobile ransomware highlights how these threats are continuously improved over time. We recently encountered another variant that used the Windows PowerShell feature in order to encrypt files. This variant is detected as TROJ_POSHCODER.A.  Typically, cybercriminals and threat actors have used Windows Powershell to go undetected on ...

    Posted in Bad Sites, Malware |


     

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