DHL tracking emails are back with new trojan variants


Since a few days, MX Lab is intercepting a new trojan variant in emails regarding a DHL delivery. The email coms from the spoofed address DHL Parcel Support <[email protected]>.

Common subjects are:

DHL Delivery. Please get your parcel NR7883
DHL Delivery. Get your parcel NR7308
DHL Delivery. Get your parcel ID0290
DHL Delivery Service. Error in delivery address
DHL International. Your Parcel Number 0066
DHL Services. Get your parcel ID212
DHL Servise. Parcel number 3005
….

The body of the email:

Dear customer.

We were not able to deliver your package to your address!

Reason:” incorrect address ”
Please pick up your package in local DHL office.
Scheduled Delivery: 21-August-2010

Attention!
The post label is attached to this e-mail.
We kindly ask you to print it and take it to the post office to pick up the package.

Thank you!

The trojan is known as TROJ_OFICLA.AMG (TrendMicro), Trojan:Win32/Oficla.V (Microsoft), W32/Trojan3.BXP (F-Prot), Mal/EncPk-AX (Sophos), Trojan.Oficla.AC (BitDefender).

The attached ZIP file is approx. 44 kB large and is in the format of: Print_label_ID347a.zip. Once extracted, an .exe file is present from the archive.

Virus Total permlink and MD5: 5d16e73e05c8e03325e6971781b0af78.

New ZBot trojan in the wild


MX Lab intercepted a new ZBot trojan attached to emails with changing subjects and body content.

The following email subjects are being used:

Another candidate brought to you
EBOD Meeting MEC Update
Fw: New Taxes Coming
Summary of payments

The email body also changes with every new email version. Here are some examples:

Enjoy… email with questions.. have a great safe weekend… still need more letters… get it done!

In Unity!

Chauncey Pennington

knuts,

Attached are two files showing the amounts paid this past year.
The files are in Lotus 1-2-3 but I think you can open these in Excel or the Open office spread sheet.
This is working very nicely.

Bradley Jacobs

Hi,

This is Charles Brand working as a Technical Team Lead in IBM with over 10 years of solid mainframe development experience. I am confident that my skills will match for this requirement.

Please find the resume as a word attachment. I am available at 404-353-5442 for a discussion. BTW I am in EST time zone.

Looking forward to work with you.

Thanks
Charles

I have attached part of that document toward the bottom so you can print it out for your friends.

“Excellence is an art won by training and habituation. We do not act rightly because we have virtue or excellence, but we rather have those because we have acted rightly. We are what we repeatedly do. Excellence, then, is not an act but a habit” Aristotle

Along with the subject and body content changes, the attached ZIP file also has different file names:

2010 MEC Update.zip
2010 Financing.123.zip
resume.zip
six_months.zip

At the time of writing, only 4 of the 42 AV engines at Virus Total did detect the treath. Virus Total permlink and MD5: 0f80c925e86d069e651eed8a4836f1be.

New Bredolab trojan in the wild


MX Lab intercepted a new Bredolab trojan attached to emails with changing subjects and body content.

The following email subjects are being used:

Beauty and the Geek 2
First Birthday Invitation
fill this Passport form
In USA on August 15 and 16
Resume & Coverletter - Feedback
Status
Your reservation is confirmed - Ref: 12801/267373

The email body also changes with every new email version. Here are some examples:

Hi Joe,

I will be in USA on August 15, 16 and 17. I have a job interview on August 15 and available on August 16. I wonder if you and your partners will be available to catch up on any job prospect at your company.

I have attached my resume again with few changes.

Please let me know your availability. Thank you.

Best Regards,
Salvatore

Hello,

Thank you for making a booking through Allhotels

This voucher confirms that you have paid $ 1,100.00 as a deposit for the cost of the rooms and services detailed below. The guest must present this voucher, along with photo identification matching the guest name on this voucher, to the hotel on check-in.

The hotel will also ask for a valid credit card on check-in. This is to cover incidental expenses like meals, drinks, laundry, etc. Guests are responsible for payment of all extra charges direct to the hotel.

Please find the details in the attachment.

Hello All,

Please treat this as my personal invitation , Grace the occasion with your presence and bless my elder brother’s daughter on her first birthday.

Date: Sunday, August 15

Please find the venue details in the attachment.

Thanks,
Jordan Fish

Along with the subject and body content changes, the attached ZIP file also has different file names:

Resume.zip
invitation.zip

The attached ZIP archive is around 120 kB large, once extracted an .exe file is unpacked with the same name as the ZIP archive.

The trojan is known as Gen:Variant.Bredo.6 (Bitdefender), W32/Zbot.AN.test!Eldorado (F-Prot), W32/Trojan3.BXW (Authentium).

The following files will be created:

%Windir%\host32.exe
%Windir%\jh87uhnoe3\ewf32.nls
%Windir%\jh87uhnoe3\ewfrvbb.nls

The following directory will be created:

%Windir%\jh87uhnoe3

Several Windows registry modification are executed to the infected system.

At the time of writing, only 6 of the 42 AV engines at Virus Total did detect the treath. Virus Total permlink and MD5: 4150a1deee2bb6852095627df34defb3.

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