Archive for KnowledgeBase
Posted by Siren on June 6, 2016
Computer threats leveraging known cryptosystems to blocks users’ data are in vogue in the present-day cybercrime environment, but the CryptXXX sample, also known as UltraCrypter, deflects from the typical ransomware routine. The main deviation consists in a peculiar propagation technique and credentials theft capabilities. The infection also copies itself to network shares that the computer […]
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Posted by Siren on June 3, 2016
Crypto infections are no longer indiscriminate in terms of whom they compromise and where. The latest newsmaking story involves a widespread strain of file-encrypting malware, which is deposited onto the computers of commercial and retail customers of AGL Energy, one of the biggest electricity facilities in Australia. The criminals have been deploying an intricate phishing […]
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Posted by Siren on June 3, 2016
There are computer threats that no longer pose risk once removed. In contrast to this overwhelming majority, even after a ransom Trojan is eliminated, its effects persevere. Files affected by the CryptoLocker ransomware are not recoverable unless the victim agrees to the terms of the imposed buyout and submits money to the extortionists. In some […]
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Posted by Siren on June 3, 2016
The customers of Endesa, the leading electric utility company in Spain, have been exposed to a large-scale social engineering campaign that installs a sample of crypto ransomware. This ongoing hoax relies on fake invoices sent to thousands of Endesa clients. Once opened, these bills automatically load a variant of CryptoLocker or Locky, which straightforwardly encrypts […]
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Posted by Siren on May 30, 2016
Computer users who happen to fall victim to ransomware don’t have many options to recover their encrypted data. One method is to do what the black hat hackers want, that is, to send the ransom. However, the criminals usually ask for hundreds of dollars, and even those who pay up don’t always get their files […]
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Posted by Siren on May 30, 2016
The appending of specific extensions to encrypted files is the feature du jour in the average ransomware’s operational arsenal. One of the latest strains, however, appears to neglect the malware underground vogue as it doesn’t concatenate anything to filenames of blatantly locked data elements. This ugly duckling is called BadBlock, and it’s just as dangerous […]
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Posted by Siren on May 25, 2016
DMA Locker 4.0 is a refined version of the previously known ransomware program that originally emerged in January 2016. This used to be a fairly primitive sample that could be decrypted with specially crafted tools, but the update that took place recently has made a fundamental difference. The crypto is implemented flawlessly and isn’t crackable […]
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Posted by Siren on May 25, 2016
Inelaborate quiz-like online games have always been popular – no wonder, most of them are a heck of time killers. The one offered on Willyoupressthebutton.com has attracted numerous users, but not everyone who tries it becomes the game’s aficionado. The captivating dilemma of whether or not to press the big red button as a response […]
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Posted by Siren on May 17, 2016
There doesn’t seem to be anything bad about the idea of embedding information related to the opinions and preferences of one’s social media contacts directly into search results, e-commerce pages and regular sites. The money-motivated individuals behind the Social2Search add-on, however, have contrived a malicious marketing scheme where annoying ads are displayed everywhere the infected […]
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Posted by Siren on May 11, 2016
Not every old sample of data-encrypting ransomware goes extinct as years go by. The malicious program called CryptorBit fully proves this disappointing trend. It was originally discovered in the wild back in 2014, so it was one of the pioneers on the crypto virus arena, along with such infamous counterparts as CryptoLocker, CTB Locker and […]
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