Oh dear, not good - createTextRange again
http://isc.sans.org/diary.php?storyid=1221
"... It also creates one called sub.txt when you surf the internet and records everything that it can about where you surf and do and any information it can get ... The malware FTP's all the information out to a location. It also has email capability. ..."
Hmm, some grammatical amendment is required on that page :o)