Walhala.1283
Description Walhala.1283
This is a very dangerous non-memory resident parasitic virus. It searches for COM files of the current directory, then writes itself to the end of the file. On the 31st of any month, the virus erases the boot sector of the C: drive. The virus contains the text string:
WALHALA
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Net-Worm.Win32.Mytob.t
Description Net-Worm.Win32.Mytob.t
This network worm infects computers running Windows. The worm itself is a Windows PE EXE file, written in Visual C++. The file may be packed with one of a range of packers, and the size of the infected file may therefore vary. The packed file is approximately 47KB or greater in size, and theall
Net-Worm.Win32.Mytob.u
Description Net-Worm.Win32.Mytob.u
This network worm infects computers running Windows. It propagates via the LSASS vulnerability, details of which can be found here. The worm also propagates via the Internet as an attachment to infected emails. It sends itself to all email addresses harvested from the victim machine. In terms ofall
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