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Virus Profile: Ransom!hn!80B51386CAF5

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 1/16/2013
Date Added: 1/16/2013
Origin: Unknown
Length: 448580
Type: Trojan
Subtype: -
DAT Required: 6957
Removal Instructions
   
 
 
   

Description

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Indication of Infection

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Methods of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

   

Virus Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionRansom!hn
Length448580 bytes
MD580b51386caf5068ac005f3a1fa54af58
SHA12fc1e442cbfc8b5e0b8c4b8c57ffc8210c5c0ace


Other Common Detection Aliases

Company NamesDetection Names
ahnlabTrojan/Win32.Scar
avastWin32:Trojan-gen
AVG (GriSoft)PSW.Delf.GVP
aviraTR/ATRAPS.Gen
KasperskyTrojan-Ransom.Win32.Birele.il
Dr.WebTrojan.Winlock.2959
FortiNetW32/LockScreen.AFL!tr
Microsofttrojan:win32/ransom.cn
SymantecTrojan.Gen
normanW32/Scar.ET
Trend MicroTROJ_RANSOM.SMC1
vba32Trojan.Scar.diio

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Enumerates process listLow
Attempts to terminate an instance of the Windows file system explorer.Low
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRansom!hn
McAfee SupportedRansom!hn



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

2FC1E442CBFC8B5E0B8C4B8C57FFC8210C5C0ACE

The following files have been added to the system:

  • %WINDIR%\sound.exe

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{36FC9E60-C465-11CF-8056-444553540000}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E965-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E967-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E969-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E96A-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E96B-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E96F-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E977-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E97B-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E97D-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{4D36E980-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{533C5B84-EC70-11D2-9505-00C04F79DEAF}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{71A27CDD-812A-11D0-BEC7-08002BE2092F}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\APPMGMT\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\BASE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\BOOT BUS EXTENDER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\BOOT FILE SYSTEM\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\CRYPTSVC\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\DMADMIN\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\DMBOOT.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\DMIO.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\DMLOAD.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\DMSERVER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\EVENTLOG\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\FILE SYSTEM\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\FILTER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\HELPSVC\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\NETLOGON\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\PCI CONFIGURATION\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\PLUGPLAY\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\PNP FILTER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\PRIMARY DISK\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\RPCSS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\SCSI CLASS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\SERMOUSE.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\SR.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\SRSERVICE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\SYSTEM BUS EXTENDER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\VDS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\VGA.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\VGASAVE.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\M\WINMGMT\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{36FC9E60-C465-11CF-8056-444553540000}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E965-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E967-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E969-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E96A-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E96B-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E96F-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E972-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E973-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E974-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E975-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E977-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E97B-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E97D-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{4D36E980-E325-11CE-BFC1-08002BE10318}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{71A27CDD-812A-11D0-BEC7-08002BE2092F}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\AFD\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\APPMGMT\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\BASE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\BOOT BUS EXTENDER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\BOOT FILE SYSTEM\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\BROWSER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\CRYPTSVC\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DHCP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DMADMIN\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DMBOOT.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DMIO.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DMLOAD.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DMSERVER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\DNSCACHE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\EVENTLOG\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\FILE SYSTEM\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\FILTER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\HELPSVC\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\LANMANSERVER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\LANMANWORKSTATION\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\LMHOSTS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MESSENGER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEFIRE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEFIREK.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEFIREK\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEHIDK.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEHIDK\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\MFEVTP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NDIS WRAPPER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NDIS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NDISUIO\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETBIOS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETBIOSGROUP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETBT\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETDDEGROUP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETLOGON\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETMAN\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETWORK\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NETWORKPROVIDER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\NTLMSSP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\PCI CONFIGURATION\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\PLUGPLAY\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\PNP FILTER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\PNP_TDI\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\PRIMARY DISK\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\RDPCDD.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\RDPDD.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\RDPWD.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\RDSESSMGR\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\RPCSS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\SCSI CLASS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\SERMOUSE.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\SR.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\SRSERVICE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\STREAMS DRIVERS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\SYSTEM BUS EXTENDER\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\TCPIP\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\TDI\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\TDPIPE.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\TDTCP.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\TERMSERVICE\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\UPLOADMGR\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\VGA.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\VGASAVE.SYS\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\WINMGMT\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\CONTROL\SAFEBOOT\N\WZCSVC\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\SOUND = %WINDIR%\Sound.exe

   

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

   

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