Trojan.Win32.Zapchast.affv
Threat Scorecard
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EnigmaSoft Threat Scorecards display a variety of useful information, including:
Ranking: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 90 % (High) |
| Infected Computers: | 6 |
| First Seen: | April 4, 2013 |
| Last Seen: | May 5, 2022 |
| OS(es) Affected: | Windows |
Trojan.Win32.Zapchast.affv is a Trojan that is a component of the targeted attacks being sent via a URL's registered in Shanghai.
The titles of the harmful documents that distribute Trojan.Win32.Zapchast.affv either point to articles from Men's Health magazine, include military issues, or have Cyrillic file names. If opened, the harmful documents will show a text document that incorporates the information promised in the title, while Trojan.Win32.Zapchast.affv is installed on the targeted computer. When the exploit is run, it creates and executes a file named 'wordupgrade.exe'. This executable file downloads a DLL file named 'usrsvpla.dll' into the system32 directory and makes changes to the WmdmPmSN (Portable Media Serial Number Service) registry key to load the DLL into 'svchost.exe'. The security threat, 'usrsvpla.dll ', installed by these damaging documents is a variation of Enfal/Lurid, identified as Trojan.Win32.Zapchast.affv.
File System Details
| # | File Name |
Detections
Detections: The number of confirmed and suspected cases of a particular threat detected on
infected computers as reported by SpyHunter.
|
|---|---|---|
| 1. | usrsvpla.dll | |
| 2. | wordupgrade.exe |
