Trojan.Mowhorc
Posted: December 20, 2012
Threat Metric
The following fields listed on the Threat Meter containing a specific value, are explained in detail below:
Threat Level: The threat level scale goes from 1 to 10 where 10 is the highest level of severity and 1 is the lowest level of severity. Each specific level is relative to the threat's consistent assessed behaviors collected from SpyHunter's risk assessment model.
Detection Count: The collective number of confirmed and suspected cases of a particular malware threat. The detection count is calculated from infected PCs retrieved from diagnostic and scan log reports generated by SpyHunter.
Volume Count: Similar to the detection count, the Volume Count is specifically based on the number of confirmed and suspected threats infecting systems on a daily basis. High volume counts usually represent a popular threat but may or may not have infected a large number of systems. High detection count threats could lay dormant and have a low volume count. Criteria for Volume Count is relative to a daily detection count.
Trend Path: The Trend Path, utilizing an up arrow, down arrow or equal symbol, represents the level of recent movement of a particular threat. Up arrows represent an increase, down arrows represent a decline and the equal symbol represent no change to a threat's recent movement.
% Impact (Last 7 Days): This demonstrates a 7-day period change in the frequency of a malware threat infecting PCs. The percentage impact correlates directly to the current Trend Path to determine a rise or decline in the percentage.
| Threat Level: | 8/10 |
|---|---|
| Infected PCs: | 36 |
| First Seen: | December 20, 2012 |
|---|---|
| OS(es) Affected: | Windows |
Trojan.Mowhorc is a Trojan that affects .doc and .docx files on the infected computer. Once executed, Trojan.Mowhorc creates potentially malicious files. Trojan.Mowhorc adds registry entries so that it can run automatically every time you start Windows. Trojan.Mowhorc may search for .doc and .docx files, encrypt them and add a copy of itself. After this, Trojan.Mowhorc may change the filename extension from .doc or .docx to an .exe file extension.
Technical Details
File System Modifications
Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.
The following files were created in the system:42b9d7e0d0b47890f879c41f8a14d0e1
File name: 42b9d7e0d0b47890f879c41f8a14d0e1Size: 158.29 KB (158296 bytes)
MD5: 42b9d7e0d0b47890f879c41f8a14d0e1
Detection count: 7
Group: Malware file
Last Updated: January 7, 2013
%WinDir%\Temp\_$Cf\[TROJAN].docx
File name: %WinDir%\Temp\_$Cf\[TROJAN].docxMime Type: unknown/docx
Group: Malware file
%WinDir%\Temp\_$Cf\osk.exe
File name: %WinDir%\Temp\_$Cf\osk.exeFile type: Executable File
Mime Type: unknown/exe
Group: Malware file
%System%\Com\ctfmoon.exe
File name: %System%\Com\ctfmoon.exeFile type: Executable File
Mime Type: unknown/exe
Group: Malware file
%System%\WINWORD.exe
File name: %System%\WINWORD.exeFile type: Executable File
Mime Type: unknown/exe
Group: Malware file
Registry Modifications
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\..{RunKeys}HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run "AUTOWORD" = "%System%\WINWORD.EXE"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "ctfmoon.exe" = "%System%\Com\ctfmoon.exe"
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