Category: Malware

Type: Virus

Aliases: Reverse, Red Spider, Redspide


Reverse stays resident in memory and infects COM and EXE files when they are accessed.


Automatic action

Based on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the detected program or file, or ask you for a desired action.

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About the product

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Submit a sample

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Technical Details

Reverese is encrypted with a variable key. The body of the virus contains two filenames written backwards:

moc.dnammoc exe.niamcn

COMMAND.COM is infected by overwriting a block of zeroes inside it. NCMAIN.EXE is not infected at all.

Reverse contains the following text, which is not displayed:

Reverse-948 Created by Renata G. from Lubin City in Sept 1993


Similar and also 948 bytes, but contains this text:

Red Spider Virus created by Garfield from Zielona Gora in Feb 1993