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TIOS.Tigraa

Risk Level 1: Very Low

Discovered:
May 29, 2007
Updated:
June 1, 2007 4:39:47 PM
Type:
Virus
Infection Length:
494 bytes
TIOS.Tigraa is a memory-resident entry point-obscuring infector of ASM files on Texas Instruments TI89-compatible calculators (TI89, TI92, TI92+, Voyage 200).

Antivirus Protection Dates

  • Initial Rapid Release version May 29, 2007 revision 040
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version May 30, 2007 revision 002
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date May 30, 2007
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Low
  • Modifies Files: Infects ASM files on the device.

Distribution

  • Distribution Level: Low
Writeup By: Peter Ferrie

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