Summary

Summary
Action
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| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Included in our products from | March 2008 (4.27) |
| Protection available since | 10 January 2008 06:24:14 (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/Bagle-TK is a Trojan for the windows platform.
Troj/Bagle-TK pretends to be a software crack. When first run it pops up a window asking the user to locate the program to crack. Once the user selects a program the Tojan will return a message saying "Error. Incorrect file version". It also creates a registry entry under
HKCU\Software\FirstRRRun
Troj/Bagle-TK copies itself under <System>\drivers under the name "hidrrr.exe". It also changes the <System>\drivers folder attributes to hidden.
Troj/Bagle-TK drops a rootkit under <System>\drivers\srosa.sys . The dropped file hides the Trojan. This file is also detected as Troj/Bagle-TK.
Troj/Bagle-TK attempts to access a list of hosts on the Internet.
