Virus:TR/Renos.CR.1
Date discovered:16/08/2010
Type:Trojan
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:247.808 Bytes
MD5 checksum:47c1eb605f23c6e77b1340fa5cee5021
IVDF version:7.10.10.185 - Monday, August 16, 2010

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  TrendMicro: TROJ_FAKEAV.SMA2
   •  Sophos: Mal/FakeAV-CX
   •  Eset: Win32/Kryptik.GAD
   •  Sunbelt: VirTool.Win32.Obfuscator.hg!b
   •  DrWeb: BackDoor.Click.1058


Platforms / OS:
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7


Side effects:
   • Registry modification

 Registry The following registry keys are added:

– [HKCU\SOFTWARE\Microsoft\Handle]
– [HKLM\SYSTEM\ControlSet001\Services\SSHNAS\Parameters]
   • "ServiceDll"=hex(2):%hex values%



The following registry key is changed:

– [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SvcHost]
   New value:
   • "netsvcs"=hex(7):%hex values%

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Carlos Valero Llabata on Tuesday, August 17, 2010
Description updated by Carlos Valero Llabata on Tuesday, August 17, 2010

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