Win32.HLLW.Autoruner.58371
Added to the Dr.Web virus database:
2011-09-09
Virus description added:
2011-09-09
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'trivax1.Bin.exe' = 'C:\trivax1.Bin\trivax1.Bin.exe'
Malicious functions:
Creates and executes the following:
- C:\trivax1.Bin\trivax1.Bin.exe
Injects code into
the following system processes:
- <SYSTEM32>\ctfmon.exe
- <SYSTEM32>\spoolsv.exe
- <SYSTEM32>\cscript.exe
- <SYSTEM32>\alg.exe
- <SYSTEM32>\winlogon.exe
- %WINDIR%\Explorer.EXE
- <SYSTEM32>\svchost.exe
- <SYSTEM32>\lsass.exe
a large number of user processes.
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1409' = '00000003'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1409' = '00000003'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1409' = '00000003'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1409' = '00000003'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnPost' = ''
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnPostRedirect' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1409' = '00000003'
Modifies file system :
Creates the following files:
- C:\trivax1.Bin\config.bin
- C:\trivax1.Bin\trivax1.Bin.exe
Deletes itself.
Network activity:
Connects to:
- 'tr##bax.com':80
- '21#.#55.21.32':8080
TCP:
HTTP GET requests:
- tr##bax.com/user/gate.php?gu#######################################################################################################################################################################
UDP:
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
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