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Win32.HLLW.Medbod.1321
Added to the Dr.Web virus database:
2012-11-18
Virus description added:
2012-11-18
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'CmSTP' = '%WINDIR%\cmstp.exe /waitservice'
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'load' = '%TEMP%\rsvp.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'Logman' = '<DRIVERS>\logman.exe /waitservice'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Esent Utl' = '<LS_APPDATA>\Microsoft\esentutl.exe /waitservice'
Malicious functions:
Creates and executes the following:
%TEMP%\rsvp.exe /waitservice
Modifies file system :
Creates the following files:
%WINDIR%\cmstp.exe
%TEMP%\rsvp.exe
<DRIVERS>\logman.exe
<LS_APPDATA>\Microsoft\esentutl.exe
Network activity:
Connects to:
TCP:
HTTP GET requests:
www.ka##rap.com/img/gt.cgi?s=#################
UDP:
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