New UPS trojan variant: Delivery problems
January 11, 2009 8 Comments
A new UPS trojan variant is being detected called Mal/Zbot-G by Sophos and VirTool:Win32/Obfuscator.CT by Microsoft.
MX Lab was the first to send and analyse the file by Total Virus. Only 2 of the 36 AV engines at Virus Total did detect the trojan at the time of writing. So be aware that this email contains malware so don’t open the attachment.
The senders email addres is: United Postal Service <tracking@ups.com>.
The subject is: Delivery problems
The content of the body:
Hello!
Sorry, we were not able to deliver postal package you sent on December the 25th in time because the recipients address is not correct. Please print out the invoice copy attached and collect the package at our office.
Your UPS Support Team
The file attached is names UPSInv.zip and the ZIP archive contains UPSInv.exe.
Please note that the senders email address, the subject, body and attached file names can change.
This is the Trojan-Spy.Zbot.YETH, which is a rootkit trojan which steals online banking information and downloads other malware as well. The origin is possibly the Russian Federation.
Local files created:
%System%\twain32\local.ds
%System%\twain32\user.ds
%System%\twain32\user.ds.lll
%System%\twex.exe
Several Windows registry changes are being made, one registry change makes ure that twex.exe is run every thime Windows starts, and the trojan makes connection with the host 91.211.65.33 on port 80 and a GET command is executed to ferrari/admin.bin.
Virus Total permlink and MD5 hash: 61a1617ddb5c5bdb495b29bd1719e965.


