File Investigation Report
CSRCS.EXECloaked Malware
Your PC may be infected. The presence of a file called CSRCS.EXE is a possible sign of infection.
You should urgently check your PC to make sure it is not infected. The free version of Prevx CSI will scan your PC in less than two minutes and check for millions of spyware and malware infections including CSRCS.EXE. Don't put your confidential data, or your identity at risk, check your PC now with Prevx CSI.
Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Cloaked Malware
- Worm
File Behavior
CSRCS.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Disables the built in Windows File Protection System
- Modifies System Runtime Policies to limit system usability
- This Process Creates Other Processes On Disk
- This Process Deletes Other Processes From Disk
- Executes a Process
- Opens browser pop ups
- Writes to another Process's Virtual Memory (Process Hijacking)
- Disables the Notification Baloon for the Windows Security Center
- Disables the Windows Security Center Service
- Enables Access to the Remote Registry Service Within Windows
- Disables Anonymous Access to the Windows Network Shares
- Disables the Default Windows Network Shares
- Prevents Installation Of Windows XP Service Pack 2
- Disables the DCOM Ability within Windows
- Registers a Dynamic Link Library File
- Creates a new Background Service on the machine
- 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
- Uses reverse DNS to retrieve the host names on IP addresses
- Visits web sites on your PC without you knowing
- Uses your PC to connect to Chat rooms
- The Process is polymorphic and can change its structure
CSRCS.EXE has been the subject of the following behavior:
- 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
- Terminated as a Process
- Copied to multiple locations on the system
- Registered as a Dynamic Link Library File
- Created as a new Background Service on the machine
Country Of Origin
The filename CSRCS.EXE was first seen on Nov 24 2007 in the following geographical regions of the Prevx community:
- SPAIN on Nov 24 2007
- The EUROPEAN UNION on Dec 18 2007
- The UNITED KINGDOM on Apr 13 2008
- BOSNIA AND HERZEGOWINA on Oct 8 2008
File Name Aliases
CSRCS.EXE can also use the following file names:
- 65521843.EXE
- 36720359.EXE
- CFTMEN.EXE
- 96502187.EXE
- TNWKOD.EXE
- LHFPXR.EXE
- QFHIVN.EXE
- 67088331.DAT
- S32.EXE
- 26821193.DAT
- SPOOL32.EXE
- 33781727.SVD
- 19453044.DAT
- ERASEME_52714.EXE
- 39232737.DAT
- 53426649.SVD
- 37580758.SAM
- 73634289.SAM
Filesizes
The following file size has been seen:
- 453,546 bytes
- 453,448 bytes
- 41,928 bytes
- 86,077 bytes
- 39,430 bytes
- 420,472 bytes
Vendor, Product and Version Information
Files with the name CSRCS.EXE have been seen to have the following Vendor, Product and Version Information in the file header:
- ; ; 4.9.0.5
- ; ; 1.00
File Type
The filename CSRCS.EXE refers to many versions of an executable program.
File Activity
One or more files with the name CSRCS.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\docume~1\user\locals~1\temp\aut7.tmp
- Creates c:\docume~1\user\locals~1\temp\lvtqkvp
- Deletes c:\docume~1\user\locals~1\temp\aut7.tmp
- Deletes c:\docume~1\user\locals~1\temp\lvtqkvp
- Creates c:\docume~1\user\locals~1\temp\autC.tmp
- Creates c:\docume~1\user\locals~1\temp\yseyprg
- Deletes c:\docume~1\user\locals~1\temp\autC.tmp
- Deletes c:\docume~1\user\locals~1\temp\yseyprg
- Deletes c:\docume~1\user\locals~1\temp\suicide.bat
Registry Activity
One or more files with the name CSRCS.EXE creates or modifies the following registry keys and values:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced Hidden value:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced SuperHidden value:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced ShowSuperHidden value: