Trojan-Ransom.Boot.Seftad.a

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Trojan-Ransom.Boot.Seftad.a

Last edited:

10.6.2011

It is a trojan that disables a personal computer in order to obtain a ransom for re-enabling. It is Windows application (PE-EXE files). It is 49,664 bytes in size. It is writer in C++.

Payload

Right after the start, the trojan appends a special code to the Main Boot Record of Microsoft Windows. Then, the trojan restart the system.

Thus, during the boot, the user will see the following message:

Seftad-a1.png

Your PC is blocked.
All the hard drives were encrypted.
Browse www.safe-data.ru to get an access to your system and files.
Any attempt to restore the drives using other way will
lead to inevitable data loss !!!
Please remember Your ID: 773921,
with its help your sign-on password will be generated. Enter password:

The user is asked to pay a ransom via a website in order to get the code to decrypt data on hard-drives. Actually, the trojan doesn’t encrypt data, it blocks proper boot-up only.

Removal Instructions

If your computer wasn’t protected with an antivirus program and was infected with this malicious program, perform the following actions to remove it:

  1. Enter the password: aaaaaaciip. The trojan will restore original Master Boot Record.
  2. Perform full system scan with an antivirus program.
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