File Investigation Report
TAQHPTR.BATCloaked Malware
Your PC is infected. The file called TAQHPTR.BAT is considered unsafe and there may be other infections on your PC.
You should urgently check your PC and remove any malicious software including TAQHPTR.BAT as soon as possible. The free version of Prevx CSI will scan your PC for millions of spyware and malware infections in less than 2 minutes. Don't put your confidential data, or your identity at risk, check your PC now with Prevx CSI.
Associated Malware Groups
The filename is associated with the malware group:
- Cloaked Malware
File Behavior
TAQHPTR.BAT has been seen to perform the following behavior:
- This Process Creates Other Processes On Disk
- This Process Deletes Other Processes From Disk
- 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
- Executes a Process
- Writes to another Process's Virtual Memory (Process Hijacking)
- Registers a Dynamic Link Library File
- The process hooks code into all running processes which could allow it to take control of the system or record keyboard input, mouse activity and screen contents
TAQHPTR.BAT has been the subject of the following behavior:
- Created as a process on disk
- Executed as a Process
- Deleted as a process from disk
- Has code inserted into its Virtual Memory space by other programs
- Copied to multiple locations on the system
- Added as a Registry auto start to load Program on Boot up
Country Of Origin
The filename TAQHPTR.BAT was first seen on Sep 19 2008 in the following geographical regions of the Prevx community:
- SOUTH AFRICA on Sep 19 2008
- SPAIN on Sep 19 2008
- INDIA on Sep 21 2008
File Name Aliases
TAQHPTR.BAT can also use the following file names:
- MG.EXE
- AMVO.EXE
- 3DEEA822-D6A5-4ACF-8924-3194203F1BD6_AMVO.EXE
Filesizes
The following file size has been seen:
- 99,988 bytes
- 98,507 bytes
- 98,816 bytes
- 279,002 bytes
Vendor, Product and Version Information
These files have no vendor, product or version information specified in the file header.
File Type
The filename TAQHPTR.BAT refers to many versions of an executable program.
File Activity
One or more files with the name TAQHPTR.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\amvo.exe
- Deletes c:\windows\system32\amvo0.dll
- Creates c:\windows\system32\amvo0.dll
- Deletes c:\taqhptr.ba
- Copies filec:\windows\system32\amvo.exe to c:\taqhptr.ba
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\taqhptr.ba
- Copies filec:\windows\system32\amvo.exe to d:\taqhptr.ba
- Deletes d:\autorun.in
- Creates d:\autorun.in
- Deletes c:\docume~1\user\locals~1\temp\help.rar
- Opens/modifes c:\autoexec.bat
Registry Activity
One or more files with the name TAQHPTR.BAT creates or modifies the following registry keys and values:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run amva C:\WINDOWS\system32\amvo.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 TAQHPTR.BAT interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1076 Port:19
- Port 80 IP:60.169.1.92
- djcndj .com / fm4 / help .ex
- TCP:127.0.0.1:1079 Port:18