Rat.615
Description Rat.615
It is a harmless nonmemory resident parasitic infector. It searches for the .COM files of the current directory and writes itself to the end of the file. It contains the text strings:
Techno-Rat I. Copyright by Lord Blaise, Odessa 1991.
*.* *.COM .*.COM COM
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I-Worm.Abotus
Description I-Worm.Abotus
This is the worm virus spreading via the Internet being attached to infected emails. The worm itself is Windows PE EXE file about 18Kb of length, written in Delphi.
The infected messages have:
Subject: About us
Body: I have included a program which illustrates my opinion about things you wrote me few days ago
Attach: may be different
The worm activates from infected email only in case a user clicks on attached file.
The worm does not installs itself to the system and is not activated anymore (except cases when user clicks on attached email again).
To send infected messages the worm uses Windows MAPI functions and "answers" messages from Email boxes.
I-Worm.Actem
Description I-Worm.Actem
Actem is a worm virus spreading via the Internet as an infected email attachment. The worm itself is a Windows PE EXE file about 61Kb in size, written in Visual Basic.
The infected messages body is empty.
The email Subject is:
"Try this, pretty cool"
There are two files attached to the email. One is a copy of the worm:
ActiveM.exe
While the other is a text file:
list.txt
Actem activates from the infected email only if a user clicks on the attached file. If activated the worm installs itself into the system and displays false messages.
The worm hides itself as an "Active Mouse" application and displays several false messages and menus when the infected file is run.
Actem shows this "active mouse" dialog window:
Other false messages displayed by Actem if executed:
Actem does not install itself to the system and is not active after having run - unless a user clicks on the infected attachment again.
To send out infected messages Actem uses MS Outlook to send messages to all addresses found in the Outlook address book.
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