Troj/Torpig-AX is a multi-component keylogging Trojan for the Windows platform.
At the time of writing several samples of Troj/Torpig-AX had been seeded out as an attachment called ms56.zip.
Troj/Torpig-AX attempts to create the following files:
<Common Files>\Microsoft Shared\Web Folders\ibm00001.dll
<Common Files>\Microsoft Shared\Web Folders\ibm00001.exe
<Common Files>\Microsoft Shared\Web Folders\ibm00002.dll
Troj/Torpig-AX may also create and run components which load the dropped files.
Troj/Torpig-AX may create entries in the registry to run components of itself on restart.