File Investigation Report
B3B9U.COMRootkit
Your PC may be infected. The presence of a file called B3B9U.COM 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 B3B9U.COM. 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 groups:
- Rootkit
- Cloaked Malware
File Behavior
B3B9U.COM has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Adds a Registry Key (RUN) to auto start Programs on system start up
- This Process Creates Other Processes On Disk
- Writes to another Process's Virtual Memory (Process Hijacking)
- This Process Deletes Other Processes From Disk
- Registers a Dynamic Link Library File
- Loads and Executes a System Driver File
- Executes a Process
- Makes outbound connections to other computers using NETBIOSOUT protocols
B3B9U.COM has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Executed as a Process
- Created as a process on disk
- Deleted as a process from disk
- Has code inserted into its Virtual Memory space by other programs
- Executed from Temporary Folders
- Copied to multiple locations on the system
- Downloaded from covert web sites without the user knowing
- This program is often downloaded from the web
- Registered as a Dynamic Link Library File
Country Of Origin
The filename B3B9U.COM was first seen on Aug 12 2008 in the following geographical regions of the Prevx community:
- SPAIN on Aug 12 2008
- JORDAN on Aug 13 2008
- SINGAPORE on Nov 19 2008
File Name Aliases
B3B9U.COM can also use the following file names:
- 79924537.SVD
- CKVO.EXE
- DDR.EXE
- HELP.EXE
Filesizes
The following file size has been seen:
- 89,559 bytes
- 156,160 bytes
- 89,917 bytes
Vendor, Product and Version Information
These files have no vendor, product or version information specified in the file header.
File Type
The filename B3B9U.COM is used by multiple object types including objects,executable programs.
File Activity
One or more files with the name B3B9U.COM 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:\b3b9u.co
- Copies filec:\windows\system32\ckvo.exe to c:\b3b9u.co
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\b3b9u.co
- Copies filec:\windows\system32\ckvo.exe to d:\b3b9u.co
- 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 B3B9U.COM 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 B3B9U.COM interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1100 Port:19
- Port 80 IP:60.169.1.92
- TCP:127.0.0.1:1103 Port:18