Over the past week, Koobface intensified its Twitter campaign, tweeting a variety of messages instead of the usual one message at a time spam campaign as with the text “My home video : ).”

So far, we have seen more than 40 distinct messages spammed to Twitter. Here is a sample of the new Koobface campaign.

The following list the messages we have seen spammed in Twitter.

Congratulations! You are on hidden camera!
Congratulations! You are on news!
Congratulations! You are on TV!
Hey! Are you really in that video?
Hey! Is that really you in that video?
Hey! You are on hidden camera!
Hey! You are on news!
Hey! You are on TV!
Holly shit! Are you really in this video?
Holly shit! You are on hidden camera!
Holly shit! You are on news!
Holly shit! You are on TV!
Nice! Your ass looks awesome on this video!
Nice! Your ass looks great on this video!
Nice! Your body looks awesome on this video!
Nice! Your booty looks awesome on this video!
Nice! Your booty looks great on this video!
Saw that video the other day… Did you really do that?
Saw that video the other day… How could you do something like that?
Saw that video the other day… How could you do such a thing?
Saw that video the other day… Why did you do that?
Saw that video yesterday… Did you really do that?
Saw that video yesterday… How could you do something like that?
Saw that video yesterday… How could you do such a thing?
Saw that video yesterday… Why did you do that?
Sweet! Your ass looks awesome on this video!
Sweet! Your ass looks great on this video!
Sweet! Your body looks great on this video!
Sweet! Your booty looks awesome on this video!
Wow! Are you really in that video?
Wow! Are you really in this video?
Wow! Is that really you in that video?
You were caught on our hidden camera!
You were caught on our secret camera!
You were caught on our stealthy camera!
You were seen on our hidden camera!
You were seen on our secret camera!
You were seen on our stealthy camera!
You were sighted on our hidden camera!
You were sighted on our secret camera!
You were sighted on our stealthy camera!

All of those messages come with a URL pointing to a copycat Facebook website, which will try to install setup.exe—the Koobface malware.

Trend Micro Smart Protection Network blocks the malicious URLs in this attack so that users never get to download the malicious file. The malicious file, nevertheless, is already detected as WORM_KOOBFACE.V.

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