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Dridex, also known as Bugat and Cridex, is a form of malware that specializes in stealing bank credentials via a system that utilizes macros from Microsoft Word. [5]The targets of this malware are Windows users who open an email attachment in Word or Excel, causing macros to activate and download Dridex, infecting the computer and opening the victim to banking theft.
The most commonly reported mechanism of infection involves receiving an email with a Microsoft Word document attachment that contains the code. The document is gibberish, and prompts the user to enable macros to view the document. Enabling macros and opening the document launch the Locky virus. [6]
In a June 2006 Microsoft report, [2] the company claimed that the tool had removed 16 million instances of malicious software from 5.7 million of 270 million total unique Windows computers since its release in January 2005. The report also stated that, on average, the tool removes malicious software from 1 in every 311 computers on which it runs.
In particular, since Microsoft Word is available on Macintosh computers, word macro viruses can attack some Macs in addition to Windows platforms. [1] An example of a macro virus is the Melissa virus which appeared in March 1999. When a user opens a Microsoft Word document containing the Melissa virus, their computer becomes infected.
The defense strategies against malware differ according to the type of malware but most can be thwarted by installing antivirus software, firewalls, applying regular patches, securing networks from intrusion, having regular backups and isolating infected systems. Malware can be designed to evade antivirus software detection algorithms.
Microsoft Defender for Individuals requires a Microsoft 365 personal or family license. [70] Microsoft Defender for Individuals is a stand-alone app that adds central management with visibility of family devices, as well as Identity Theft Monitoring (in supported regions [71]) to existing anti-malware features on Windows devices. On macOS and ...
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