File Investigation Report
C9HEHPA.BAT
Cloaked MalwarePC Cleanup in 3 Easy Steps
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Associated Malware Groups
The filename is associated with the malware group:
- Cloaked Malware
File Behavior
C9HEHPA.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
- Executes a Process
- Injects code into other processes
- Registers a Dynamic Link Library File
C9HEHPA.BAT has been the subject of the following behavior:
- Created as a process on disk
- Executed as a Process
- Added as a Registry auto start to load Program on Boot up
- Has code inserted into its Virtual Memory space by other programs
- Deleted as a process from disk
- 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
- Executed from Temporary Folders
Country Of Origin
The filename C9HEHPA.BAT was first seen on Aug 17 2008 in the following geographical regions of the Prevx community:
- MALAYSIA on Aug 17 2008
- BELGIUM on Aug 17 2008
- The UNITED KINGDOM on Aug 17 2008
File Name Aliases
C9HEHPA.BAT can also use the following file names:
- DDR.EXE
- CKVO.EXE
- DPTTQM~1.COM
- HELP.EXE
- T1YPKH.EXE
Filesizes
The following file size has been seen:
- 91,060 bytes
- 111,616 bytes
- 3,302,324 bytes
File Type
The filename C9HEHPA.BAT refers to many versions of an executable program.
File Activity
One or more files with the name C9HEHPA.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:\c9hehpa.ba
- Copies filec:\windows\system32\ckvo.exe to c:\c9hehpa.ba
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\c9hehpa.ba
- Copies filec:\windows\system32\ckvo.exe to d:\c9hehpa.ba
- 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
- 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 C9HEHPA.BAT interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1096 Port:19
- Port 80 IP:60.169.1.92
- TCP:127.0.0.1:1099 Port:18
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