File Investigation Report
RDSFK.COMCloaked Malware
Your PC is infected. The file called RDSFK.COM is considered unsafe and there may be other infections on your PC.
You should urgently check your PC and remove any malicious software including RDSFK.COM 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
RDSFK.COM 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
- This Process Creates Other Processes On Disk
- Loads and Executes a System Driver File
- This Process Deletes Other Processes From Disk
- 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
- Writes to another Process's Virtual Memory (Process Hijacking)
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Executes Processes stored in Temporary Folders
- Can communicate with other computer systems using HTTP protocols
- Looks at the contents of the autoexec.bat file
- Reads email address and phone book details
- Uses DNS to retrieve the IP address for web sites
- Visits web sites on your PC without you knowing
- Executes a Process
RDSFK.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
- Has code inserted into its Virtual Memory space by other programs
- Deleted as a process from disk
- Copied to multiple locations on the system
- Registered as a Dynamic Link Library File
Country Of Origin
The filename RDSFK.COM was first seen on Sep 22 2008 in the following geographical regions of the Prevx community:
- SPAIN on Sep 22 2008
- The EUROPEAN UNION on Sep 22 2008
- The UNITED KINGDOM on Sep 24 2008
- URUGUAY on Sep 25 2008
File Name Aliases
RDSFK.COM can also use the following file names:
- \\
- AMVO.EXE
- KNUPKB.COM
- MG.EXE
- DPTTRR~1.COM
Filesizes
The following file size has been seen:
- 172,544 bytes
- 278,492 bytes
- 110,080 bytes
- 98,427 bytes
- 99,286 bytes
- 173,056 bytes
Vendor, Product and Version Information
These files have no vendor, product or version information specified in the file header.
File Type
The filename RDSFK.COM refers to many versions of an executable program.
File Activity
One or more files with the name RDSFK.COM creates, deletes, copies or moves the following files and folders:
- Creates c:\docume~1\user\locals~1\temp\rqa7.tmp
- 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:\rdsfk.co
- Copies filec:\windows\system32\amvo.exe to c:\rdsfk.co
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\rdsfk.co
- Copies filec:\windows\system32\amvo.exe to d:\rdsfk.co
- 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 RDSFK.COM 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 RDSFK.COM interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:127.0.0.1:1081 Port:18
- Port 80 IP:60.169.1.92
- TCP:127.0.0.1:1084 Port:18