Downloader.Castov is a Trojan that drops files onto the compromised PC. Downloader.Castov may then aim at stealing information for specific online banking websites. When run, Downloader.Castov copies itself to the particular location. Downloader.Castov creates the registry entry so that it can load automatically whenever a PC user starts Windows. Downloader.Castov then connects to the particular website, which includes web links to .jpg files. Downloader.Castov then drops the .jpg files and extracts an encrypted executable from them. Downloader.Castov then decrypts and runs this file. This executable file is then used by Downloader.Castov for stealing logon credentials for specific online banking websites.

Technical Information

File System Details

Downloader.Castov creates the following file(s):
# File Name
1 %System%\svohcst.exe

Registry Details

Downloader.Castov creates the following registry entry or registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"download" = "%System%\svohcst.exe"

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