How to remove Search.tb.ask.com

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Search.tb.ask.com or hp.tb.ask.com is unwanted search engine by Mindspark Interactive, that is often used in toolbars designed by this company. Can be also promoted separately. It can infect Google Chrome, Mozilla Firefox and Internet Explorer. Search queries are redirected to int.search.tb.ask.com, which is Ask.com search engine result page. Ask.com is legitimate search engine, but results it delivers can be filled with sponsored links and extra advertising. Distribution methods are doubtful, and Mindspark Toolbars are classified as browser hijackers and potentilly unwanted programs.

How to remove GandCrab V3 Ransomware and decrypt .CRAB files

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GandCrab V3 Ransomware is another generation of high-risk GandCrab virus, that uses AES-256 (CBC-mode) + RSA-2048 encryption algorithms. This version also appends .CRAB extensions to all encrypted files. GandCrab V3 creates similar CRAB-DECRYPT.txt file with changed ransom note. Unlike previous versions GandCrab V3 Ransomware uses carder.bit as a server and Psi-Plus Jabber for communication. It also modifies desktop background with unpleasant inscription. Ransomware restarts the computer after encryption is finished, and creates autorun key in the registry to run on Windows startup and attack newly created files. Ransom amount is ~$1000 and can be paid in Dash or BitCoin. Virus creates counter and deadline after which ransom amount can double.

How to remove Scarab Ransomware and decrypt .oblivion, .xtbl or .amnesia files

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Scarab Ransomware is a large family of international file-encrypting virus-extortionist. It has multiple versions and languages and attacks computers all over the world. Scarab Ransomware has typical malicious activity: it encrypts user files using AES encryption and demans ransom for decryption. Latest versions of this malware add .oblivion, .xtbl, .decrypts@airmail.cc or .amnesia extensions and modify filenames using randomly-generated alphanumeric sequence.

How to remove Velso Ransomware and decrypt .velso or .david files

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Velso Ransomware is maleficent crypto-virus, that uses AES encryption algorithm to encode user files. Ransomware mostly targets English-speaking countries, but may infect computers in any country. Affected files get .velso or .david extension and become inaccessible. After encryption Velso Ransomware creates text file get_my_files.txt with instructions to pay the ransom. The ID of the key and victim is generated by CryptGenRandom (), using AES-256 OpenSSL in ECB mode. Currently, there is almost impossible to decrypt files encrypted by Velso without master key.

How to remove STOP Ransomware and decrypt .STOP, .SUSPENDED or .WAITING files

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STOP Ransomware is dangerous file-encrypting virus. It uses AES/RSA-1024 encryption algorithm. Depending on version, ransomware adds .STOP, .SUSPENDED or .WAITING extensions to encrypted files. First variant of STOP Ransomware creates !!!YourDataRestore!!!.txt files, second !!!RestoreProcess!!!.txt, third !!!INFO_RESTORE!!!.txt. In this files, malware demands $600 ransom, that has to be paid in 72 hours, in BitCoins. It also contains user personal id and e-mail addresses for contacting.

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