Troj/Spoof-H has been seen sent out in spam claiming to be an update to Sophos IDE files.
When first run, Troj/Spoof-H creates the following files:
<System>\<7 random letters>.exe
<System>\<7 random letters>.jpg
The following registry entries are created to run the created files on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
<System>\<7 random letters>.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
<System>\<7 random letters>.jpg
Troj/Spoof-H drops and runs <Profile>\Local Settings\Temp\<Random Number>.tmp\csrss.bat. This file is detected as W32/Autorun-AKL.