File Investigation Report
L63SNN8.EXECloaked Malware
Your PC may be infected. The presence of a file called L63SNN8.EXE is a possible sign of infection.
You should urgently check your PC to make sure it is not infected. The free version of Prevx CSI will scan your PC in less than two minutes and check for millions of spyware and malware infections including L63SNN8.EXE. Don't put your confidential data, or your identity at risk, check your PC now with Prevx CSI.
Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Cloaked Malware
File Behavior
L63SNN8.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Copies files
- This Process Creates Other Processes On Disk
- This Process Deletes Other Processes From Disk
- Registers a Dynamic Link Library File
- Executes a Process
- Injects code into other processes
- Creates a new Background Service on the machine
- Loads and Executes a System Driver File
- The Process is polymorphic and can change its structure
L63SNN8.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Created as a process on disk
- Executed as a Process
- Copied to multiple locations on the system
- Deleted as a process from disk
- Has code inserted into its Virtual Memory space by other programs
Country Of Origin
The filename L63SNN8.EXE was first seen on Jun 11 2008 in the following geographical regions of the Prevx community:
- VIET NAM on Jun 11 2008
- SPAIN on Jun 12 2008
- The EUROPEAN UNION on Jun 19 2008
- The UNITED KINGDOM on Jun 19 2008
File Name Aliases
L63SNN8.EXE can also use the following file names:
- CKVO.EXE
- HELP.EXE
- 83410209.SVD
- 66252322.SVD
- 51783003.EXE
Filesizes
The following file size has been seen:
- 109,556 bytes
- 146,432 bytes
- 115,535 bytes
- 117,179 bytes
Vendor, Product and Version Information
These files have no vendor, product or version information specified in the file header.
File Type
The filename L63SNN8.EXE refers to many versions of an executable program.
File Activity
One or more files with the name L63SNN8.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\docume~1\user\locals~1\temp\dkfpnr.dll
- Copies filec:\windows\system32\dllcache\vga.sys to c:\windows\system32\drivers\vga.sys
- Deletes c:\windows\system32\ckvo.exe
- Deletes c:\windows\system32\ckvo0.dll
- Creates c:\windows\system32\ckvo0.dll
- Deletes c:\l63snn8.ex
- Copies filec:\windows\system32\ckvo.exe to c:\l63snn8.ex
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\l63snn8.ex
- Copies filec:\windows\system32\ckvo.exe to d:\l63snn8.ex
- Deletes d:\autorun.in
- Creates d:\autorun.in
- Deletes c:\docume~1\user\locals~1\temp\help1.rar
- Deletes c:\docume~1\user\locals~1\temp\help.ex
- Opens/modifes c:\autoexec.bat
- Creates c:\docume~1\user\locals~1\temp\help1.rar
- Deletes c:\docume~1\user\locals~1\temp\help.exe
- Creates c:\docume~1\user\locals~1\temp\help.exe
- Copies filec:\docume~1\user\locals~1\temp\help.exe to c:\windows\system32\ckvo.exe
Registry Activity
One or more files with the name L63SNN8.EXE creates or modifies the following registry keys and values:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run kamsoft C:\WINDOWS\system32\ckvo.exe
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced Hidden value:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced ShowSuperHidden value:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer NoDriveTypeAutoRun [REG_DWORD, value: 00000091]
Website Activity
One or more files with the name L63SNN8.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1067 Port:19
- Port 80 IP:60.169.2.240
- TCP:127.0.0.1:1069 Port:18