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    Archive for the ‘Mobile’ Category




    One of the reasons that mobile OSes such as iOS and Android are more secure than their desktop counterparts is that they include very robust controls over app permissions. Each app requests from the user and operating system permissions that, in theory, are limited to what they need. As applied, they have not always worked. App developers tend to ask for more permissions than they need; users don't always pay attention and will approve just about anything. Still, for all the ...

    Posted in Mobile | Comments Off



    The recent introduction of ransomware in the mobile threat landscape was followed by a new development: the usage of TOR to hide C&C communication. In our analysis samples we now detect as AndroidOS_Locker.HBT, we found that this malware  shows a user interface that notifies the user that their device has been locked down, and that they need to pay a ransom of 1000 rubles to unlock it. The interface also states that failure to pay would result in the destruction of all data in the ...




    In our 1Q Threat roundup report, we noted that the number of mobile malware and high-risk applications reached the two-million mark and is rapidly growing. In our monitoring of the mobile threat landscape, we have recently discovered an Android malware that is spreading fast in Taiwan, detected as ANDROIDOS_RUSMS.A. Mobile users fall victim via SMS spam attack. Users receive an SMS in order to lure them to install the malicious app. The messages read as follows: 您正在申請網上支付103年3月電費共計480元,若非本人操作,請查看電子憑證進行取消 (malicious link) 您的快遞簽收通知單, (malicious link) Translated into English, these read as: You ...

    Posted in Bad Sites, Malware, Mobile | Comments Off



    The 2014 FIFA World Cup in Brazil is all but underway, and the fervor of such a prestigious and newsworthy event is already setting competing nations' populations on fire. Unfortunately, cybercriminals are getting into the mood too. Besides recently flooding the internet with phishing scams and the taking down two Brazilian government sites by hacktivists (the Sao Paulo Military Police website  and the official World Cup 2014 Brazil website), cybercriminals are also targeting the mobile scene with scads of World Cup-themed mobile malware  - ...

    Posted in Bad Sites, Malware, Mobile, Social | Comments Off



    Ransomware continues to make waves, especially with the rise of file-encrypting ransomware like CryptoLocker. However, we are seeing yet another alarming development for this malware: it is now targeting mobile devices. Reveton Makes a Comeback In early May, it was reported that this mobile ransomware was the product of the Reveton gang. Reveton was one of the many cybercrime groups that spread police ransomware, which hit Europe and the U.S. and consequently spread to the other parts of the world. It now appears that these ...



     

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