File Investigation Report
B3B9U.COM
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Associated Malware Groups
The filename is 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
- Found on infected systems and resists interrogation by security products
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 Aug 13 2008
File Name Aliases
B3B9U.COM can also use the following file names:
- 79924537.SVD
- CKVO.EXE
- DDR.EXE
- HELP.EXE
- BPU.EXE
- 61085084.SVD
- 29958888.EXE
- 73601359.EXE
- 13807844.COM
Filesizes
The following file size has been seen:
- 89,559 bytes
- 267,732 bytes
- 89,917 bytes
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
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
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