Troj/Goldun-AC is a password stealing Trojan for the Windows platform.
Troj/Goldun-AC targets customers of the E-Gold online banking service.
When Troj/Goldun-AC is installed the following files are created:
<Temp>\complete.bmp
<System>\mscos.dll
The file mscos.dll is registered as a COM object and Browser Helper Object
(BHO) for Microsoft Internet Explorer, creating registry entries under:
HKCR\CLSID\{5240864B-FDFE-4563-3514-463926792311}
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper
Objects\{5240864B-FDFE-4563-3514-463926792311}
When run, Troj/Goldun-AC displays an image containing fake order details.