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SymbOS.Shadowsrv.A

Risk Level 1: Very Low

Discovered:
July 8, 2010
Updated:
July 9, 2010 4:38:21 AM
Type:
Trojan
Infection Length:
203,451 bytes
Systems Affected:
Symbian OS
SymbOS.Shadowsrv.A is a Trojan horse that runs on Symbian Series 60 2nd Edition mobile devices. It steals information and sends SMS messages to a premium rate number.

Antivirus Protection Dates

  • Initial Rapid Release version July 8, 2010 revision 002
  • Latest Rapid Release version February 19, 2013 revision 016
  • Initial Daily Certified version July 8, 2010 revision 008
  • Latest Daily Certified version July 9, 2010 revision 040
  • Initial Weekly Certified release date July 14, 2010
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
  • Payload: Sends SMS messages to a premium rate number
  • Modifies Files: Deletes certain files
  • Releases Confidential Info: Sends handset information to a remote URL

Distribution

  • Distribution Level: Low
Writeup By: Takayoshi Nakayama and Yana Liu

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