Summary

Summary
Action
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| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Included in our products from | February 2008 (4.26) |
| Protection available since | 9 December 2007 15:42:40 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
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Please follow the instructions for removing Trojans.
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Troj/DwnLdr-GZL is a downloader Trojan for the Windows platform.
When Troj/DwnLdr-GZL is installed the following files are created:
<System>\drivers\63cica.sys - detected as Troj/NTRootK-CL
<System>\drivers\cjamkm.sys - detected as Troj/NTRootK-CM
<System>\nvqkghjr.dll - detected as Troj/DwnLdr-GZL
The file 63cica.sys is registered as a new system driver service named "63cica", with a display name of "63cica" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\63cica
The file cjamkm.sys is registered as a new system driver service named "cjamkm", with a display name of "cjamkm" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\cjamkm
Registry entries are created under:
HKLM\SOFTWARE\Microsoft\IE4
