Threat Information for "Trojan.Proxy.931"

Removal Top

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Summary Top
  • Name: Trojan.Proxy.931
  • Aliases:
  • Date Discovered: 2006-09-22
  • Protection Added: 2006-09-27
Description Top 
-- Ease of Removal

1: Consistent file contents
2: Consistently named
3: Creates new registry entries with consistent data
4: Runs as a service

-- Privacy Risks/Security Changes

1: Mimics legitimate file names
2: Opens backdoors
3: Changes home page to phishing website

-- Damage/Intrusion/Annoyance

1: Creates new files

-- Propagation/Saturation

1: Installed by other infections
2: Spreads through Peer-2-Peer software
Technical Details Top
  • Added Directory/File:
    FilePath: %WINDIR%\nt\ncrs.*
  • Added Directory/File:
    FilePath: %WINDIR%\nt
  • Added Registry Key:
    Key: HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_NTRCS
  • Added Registry Key:
    Key: HKLM\SYSTEM\ControlSet001\Enum\Root\LEGACY_NTRCS
  • Added Registry Key:
    Key: HKLM\SOFTWARE\Tmp
  • Added Registry Key:
    Key: HKLM\SYSTEM\ControlSet001\Services\ntrcs
  • Added Registry Value:
    Key: HKLM\%CURRENTVERSIONREG%\Run Value: Microsoft (R) Windows Vista
  • Added Registry Value:
    Key: HKCU\%CURRENTVERSIONREG%\Explorer Value: NoFolderOptions
  • Added Registry Value:
    Key: HKCU\%CURRENTVERSIONREG%\Explorer\Advanced Value: ShowSuperHidden
  • Added Registry Data:
    Key: HKLM\%CURRENTVERSIONREG%\Run Value: [RANDOM VALUE] Data: nrcs.exe
  • Added Registry Data:
    Key: HKLM\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List Value: [RANDOM VALUE] Data: nrcs.exe