File Investigation Report
KK3.BATCloaked Malware
Your PC may be infected. The presence of a file called KK3.BAT 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 KK3.BAT. 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
KK3.BAT has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Creates a new Background Service on the machine
- Loads and Executes a System Driver File
- This Process Deletes Other Processes From Disk
- This Process Creates Other Processes On Disk
- Registers a Dynamic Link Library File
- Executes a Process
- Injects code into other processes
- Writes to another Process's Virtual Memory (Process Hijacking)
KK3.BAT has been the subject of the following behavior:
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Deleted as a process from disk
- This program is often downloaded from the web
- Copied to multiple locations on the system
- Executed from Temporary Folders
- Downloaded from covert web sites without the user knowing
- Registered as a Dynamic Link Library File
- Added as a Registry auto start to load Program on Boot up
Country Of Origin
The filename KK3.BAT was first seen on Aug 30 2008 in the following geographical regions of the Prevx community:
- The UNITED KINGDOM on Aug 30 2008
- SPAIN on Aug 31 2008
- SOUTH AFRICA on Sep 1 2008
File Name Aliases
KK3.BAT can also use the following file names:
- DDR.EXE
- CKVO.EXE
- HELP.EXE
- 90747579.EXE
- DPTTWK~1.BAT
- RS.CMD
- 52508474.EXE
- 90787776.EXE
Filesizes
The following file size has been seen:
- 4,477,945 bytes
- 91,848 bytes
- 90,688 bytes
- 90,556 bytes
Vendor, Product and Version Information
These files have no vendor, product or version information specified in the file header.
File Type
The filename KK3.BAT refers to many versions of an executable program.
File Activity
One or more files with the name KK3.BAT creates, deletes, copies or moves the following files and folders:
- Creates c:\windows\system32\drivers\klif.sys
- Deletes c:\windows\system32\drivers\klif.sys
- Deletes c:\windows\system32\ckvo.exe
- Deletes c:\windows\system32\ckvo0.dll
- Creates c:\windows\system32\ckvo0.dll
- Deletes c:\kk3.ba
- Copies filec:\windows\system32\ckvo.exe to c:\kk3.ba
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\kk3.ba
- Copies filec:\windows\system32\ckvo.exe to d:\kk3.ba
- Deletes d:\autorun.in
- Creates d:\autorun.in
- Deletes c:\docume~1\user\locals~1\temp\help1.rar
- 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 KK3.BAT 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 KK3.BAT interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1107 Port:19
- Port 80 IP:60.169.1.92
- TCP:127.0.0.1:1110 Port:18