ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ VIRUS REPORT ³ ³ Vienna-B ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ Synonyms: 62-B Host Machine: PC compatibles. Host Files: COM files. Increase in Size of Infected Files: 648 bytes. Nature of Damage: Corrupts COM files. Detected by: Scanv56+, F-Prot, IBM Scan, Pro-Scan. Removed by: CleanUp, M-Vienna, VirClean, F-Prot. Derived from: Vienna. Scan Code: You can search at offset 005H for 8B F2 81 C6 0A 00 BF 00 01 B9. Description of Operation: This virus is similar to Vienna/DOS-62 except the re-boot is replaced by deleting the executed program. In another variation of this virus, an error has been introduced which disables the virus's ability to search through the PATH, and the far jump has been replaced by five spaces. ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ» º This document was adapted from the book "Computer Viruses", º º which is copyright and distributed by the National Computer º º Security Association. It contains information compiled from º º many sources. To the best of our knowledge, all information º º presented here is accurate. º º º º Please send any updates or corrections to the NCSA, Suite 309, º º 4401-A Connecticut Ave NW, Washington, DC 20008. Or call our BBS º º and upload the information: (202) 364-1304. Or call us voice at º º (202) 364-8252. This version was produced May 22, 1990. º º º º The NCSA is a non-profit organization dedicated to improving º º computer security. Membership in the association is just $45 per º º year. Copies of the book "Computer Viruses", which provides º º detailed information on over 145 viruses, can be obtained from º º the NCSA. Member price: $44; non-member price: $55. º º º º The document is copyright (c) 1990 NCSA. º º º º This document may be distributed in any format, providing º º this message is not removed or altered. º ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ  Downloaded From P-80 International Information Systems 304-744-2253