Prevx Research Division
O.EXE
Cloaked MalwareFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Cloaked Malware
- Malicious Software
- Worm
- Bot
File Behavior
O.EXE has been seen to perform the following behavior:
- Adds products to the system registry
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Can communicate with other computer systems using HTTP protocols
- This process creates other processes on disk
- Creates or uses a background service to access the Internet using HTTP protocols
- Injects code into other processes
- The Process is packed and/or encrypted using a software packing process
- Disables safe mode on your PC
- Opens browser pop ups
- This Process Deletes Other Processes From Disk
- Injects code into other processes
- Creates a new Background Service on the machine
- Found on infected systems and resists interrogation by security products
- Uses rootkit techniques to conceal its presence, interrogation or removal
O.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
- Added as a Registry auto start to load Program on Boot up
- Terminated as a Process
- Copied to multiple locations on the system
- This Process may have been infected by a file infecting virus
- Created as a new Background Service on the machine
- Deleted as a process from disk
- Executed from Temporary Folders
- Downloaded from covert web sites without the user knowing
- Registered as a Dynamic Link Library File
- This program is often downloaded from the web
Country Of Origin
The filename O.EXE was first seen on May 18 2007 in the following geographical regions of the Webroot community:
- Australia on May 18 2007
- Germany on May 18 2007
- Spain on Jul 30 2007
- on Apr 27 2008
- Hungary on Apr 27 2008
- Singapore on Mar 3 2009
- The United States on Nov 18 2009
- The United Kingdom on Nov 18 2009
- Switzerland on Jul 3 2010
- South Africa on Jul 3 2010
- India on May 6 2012
File Name Aliases
O.EXE can also use the following file names:
- WUAUCLT.EXE
- AVCFCPLHVOPA.EXE
- GYISP.EXE
- WEOUGZ.EXE
- RRJPVGVKU.EXE
- ENTTSSONMK.EXE
- SQOWOCNOCKSNL.EXE
- SXDGFQBPTHJEL.EXE
- YENWVY.EXE
- RVZWXUX.EXE
- BDQDA.EXE
- VOZYUWFTF.EXE
- SOREF_REGCLEAN.EXE
- REGCLEAN_W0.EXE
- OLHRWEF.EXE
- HELP.EXE
- DPTUWP~1.COM
- QPHDIN.COM
- A1AGMUR.CMD
- MM[n].EXE
- WUAUCLT1.EXE
- MSDOS.EXE
- SVCHOSS.COM
- JEORELS.CMD
- QXTY9BE.CMD
- WX8O0BT1.COM
- I6G6X.CMD
- GI2KY.EXE
- FIX_KB103719[1].EXE
- FIX_KB102654[1].EXE
- SVCGOST.EXE
- FIX_KB103489[1].EXE
- FIX_KB103748[1].EXE
- FIX_KB103496[1].EXE
- FIX_KB102746.EXE
- FIX_KB102559[1].EXE
- FIX_KB103957[1].EXE
- FIX_KB101780[1].EXE
- FIX_KB103429[1].EXE
- Q.EXE
- C.EXE
- I.EXE
- A.EXE
- Y.EXE
- M.EXE
- B.EXE
- R.EXE
- P.EXE
- AA.DLL
- DE2.EXE
- 81879723.EXE
Filesizes
The following file size has been seen:
- 154,624 bytes
- 104,343 bytes
- 15,443 bytes
- 249,856 bytes
- 1,428,448 bytes
- 225,280 bytes
- 107,724 bytes
- 23,040 bytes
File Type
The filename O.EXE is used by multiple object types including executable programs,objects.
File Activity
One or more files with the name O.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\windows\system32\drivers\beep.sys
- Creates c:\autorun.in
- Creates d:\autorun.in
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