File Investigation Report
XLK9.COM
Cloaked MalwarePC Cleanup in 3 Easy Steps
Use Prevx 3.0 to remove XLK9.COM, along with any other viruses, spyware, adware, trojans, rootkits, worms, information stealers, keyloggers, bots, and other form of malicious threat that may reside on your PC.
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Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Cloaked Malware
File Behavior
XLK9.COM has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- This Process Deletes Other Processes From Disk
- This process creates other processes on disk
- Writes to another Process's Virtual Memory (Process Hijacking)
- 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
- Found on infected systems and resists interrogation by security products
- Uses low level functions to hide itself from the user and from system/security processes
XLK9.COM 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
- Executed from Temporary Folders
- Deleted as a process from disk
- Copied to multiple locations on the system
- This program is often downloaded from the web
- Registered as a Dynamic Link Library File
Country Of Origin
The filename XLK9.COM was first seen on Oct 22 2008 in the following geographical regions of the Prevx community:
- POLAND on Oct 22 2008
- ITALY on Oct 22 2008
- The UNITED STATES on Oct 22 2008
- ALGERIA on Jun 7 2009
File Name Aliases
XLK9.COM can also use the following file names:
- CKVO.EXE
- HELP.EXE
- DPTTEP~1.COM
- DPTTNW~1.COM
- B.EXE
- H3.BAT
- XLK9.COM.BAK
- P1Y2.CMD
Filesizes
The following file size has been seen:
- 104,123 bytes
- 105,018 bytes
- 130,361 bytes
File Type
The filename XLK9.COM refers to many versions of an executable program.
File Activity
One or more files with the name XLK9.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:\xlk9.co
- Copies filec:\windows\system32\ckvo.exe to c:\xlk9.co
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\xlk9.co
- Copies filec:\windows\system32\ckvo.exe to d:\xlk9.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 XLK9.COM interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1091 Port:19
- Port 80 IP:221.1.204.243
- TCP:127.0.0.1:1093 Port:18
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