Virus Profile: RDN/Generic.bfr!6C87AFEB0648

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 10/25/2013
Date Added: 10/25/2013
Origin: Unknown
Length: 1189117
Type: Trojan
Subtype: -
DAT Required: 7239
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 DetectionRDN/Generic.bfr
Length1189117 bytes
MD56c87afeb06484f9268169238e4166ca4
SHA18b8b8566c1e88c206010f2a0c6b43f6419b3acdd


Other Common Detection Aliases

Company NamesDetection Names
aviraTR/Dropper.Gen
KasperskyBackdoor.Win32.Androm.bcaf
FortiNetW32/Injector_Autoit.HP
SymantecSuspicious.Cloud.2
EsetWin32/Injector.Autoit.HP
vba32Trojan-Inject.Autoit.Irus

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


ActivitiesRisk Levels
Prevents the use of the default Windows Registry Editor.High
Disables the Windows Task Manager.High
Attempts to modify the hosts file. This could be used to map hostnames different IP addresses redirecting traffic to an alternate location.High
Modifies Windows security center settings.High
Adds or modifies system policies. Could be used to prevent the or detour the use of common system tools.High
Attempts to load and execute remote code in a previously loaded processMedium
Attempts to write to a memory location of a previously loaded process.Medium
Modifies Windows firewall settings.Medium
Adds or modifies winlogon userinit registry value. Could be used to launch a program on startup.Medium
Modifies winlogon configuration settings in registryMedium
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Adds or modifies Internet Explorer cookiesLow
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Generic.bfr
McAfee SupportedRDN/Generic.bfr



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:

8B8B8566C1E88C2060[private subnet]B43F6419B3ACDD

The following files have been added to the system:

  • %TEMP%\Windows64\WindowsUp.exe
  • %WINDIR%\SYSTEM32\drivers\etc\hosts

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\DC3_FEXEC\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\CURRENTVERSION\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\CURRENTVERSION\EXPLORERN\
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\WSCSVC\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\DISABLEREGISTRYTOOLS = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\DISABLETASKMGR = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\ENABLELUA = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\WINDOWSUP = %TEMP%\Windows64\WindowsUp.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SECURITY CENTER\ANTIVIRUSDISABLENOTIFY = 49
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SECURITY CENTER\UPDATESDISABLENOTIFY = 49
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\WINLOGON\USERINIT = %WINDIR%\SYSTEM32\userinit.exe,%TEMP%\Windows64\WindowsUp.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\CURRENTVERSION\EXPLORERN\NOCONTROLPANEL = 49
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\SHAREDACCESS\PARAMETERS\FIREWALLPOLICY\STANDARDPROFILE\DISABLENOTIFICATIONS = 0
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\SHAREDACCESS\PARAMETERS\FIREWALLPOLICY\STANDARDPROFILE\ENABLEFIREWALL = 0
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\WSCSVC\START = 4

   

Please use the following instructions for all supported versions of Windows:


1. Disable Windows System Restore. For instructions, please refer to: https://www.mcafee.com/us/downloads/free-tools/disabling-system-restore.aspx

2. Update your McAfee Anti-Virus product to the latest version (when possible), and ensure the latest DAT and Engine and any applicable EXTRA.DATs are installed.

3. Run a full system scan. (On-Demand Scan)

4. Reboot, as soon as it is convenient, to ensure all malicious components are removed.

   

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