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  3. Trojan.Jokra

Trojan.Jokra

Risk Level 2: Low

Discovered:
March 20, 2013
Updated:
July 8, 2013 6:36:03 PM
Also Known As:
Troj/MBRKill-A [Sophos], TROJ_KILLMBR.SM [Trend], TROJ_KILLMBR.DS [Trend]
Type:
Trojan
Systems Affected:
Linux, Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP

Antivirus Protection Dates

  • Initial Rapid Release version March 20, 2013 revision 009
  • Latest Rapid Release version June 24, 2014 revision 006
  • Initial Daily Certified version March 20, 2013 revision 017
  • Latest Daily Certified version July 9, 2013 revision 002
  • Initial Weekly Certified release date March 20, 2013
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: High
  • Deletes Files: Attempts to wipe hard disk.

Distribution

  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: Symantec Security Response

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