Prevx Research Division
O[1].EXE
Fraudulent Security ProgramFree PC Cleanup from Webroot
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Associated Malware Groups
The filename is associated with the malware groups:
- Fraudulent Security Program
- Cloaked Malware
- Malicious Software
File Behavior
O[1].EXE has been seen to perform the following behavior:
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Automatically changes your firewall settings to allow itself or other programs to communicate over the internet
- Adds a Registry Key (RUN) to auto start Programs on system start up
- This Process Deletes Other Processes From Disk
- This process creates other processes on disk
- Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
- Injects code into other processes
- Registers a Dynamic Link Library File
- Copies files
- Modifies firewall settings, without user permission so it is not blocked from accessing the Internet
- Performs DNS look ups to resolve URL IP addresses
- Uses Instant Messaging to communicate without the user's knowledge
- Uses embeded Instant Message Channel Settings
- Found on infected systems and resists interrogation by security products
- Can communicate with other computer systems using HTTP protocols
- Executes Processes stored in Temporary Folders
- Downloads program file(s) and other content from the web
O[1].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
- Registered as a Dynamic Link Library File
- Copied to multiple locations on the system
Country Of Origin
The filename O[1].EXE was first seen on Jul 1 2007 in the following geographical regions of the Webroot community:
- Philippines on Jul 1 2007
- Spain on Apr 13 2008
- Germany on May 11 2010
- Mexico on Jun 22 2010
- The United Kingdom on Jan 18 2012
- South Africa on Feb 24 2012
File Name Aliases
O[1].EXE can also use the following file names:
- ECBN.EXE
- KFLI.EXE
- KTJK.EXE
- WINSVCN.EXE
- MKC.EXE
- ZOS.EXE
- FJH.EXE
- CGY.EXE
- GRS.EXE
- GPT.EXE
- EJD.EXE
- MLO.EXE
- JEX.EXE
- LYB.EXE
- OKT.EXE
- ZAV.EXE
- YGT.EXE
- SWD.EXE
- GFW.EXE
- WINSCDVN.EXE
- LKTU.EXE
- VPVY.EXE
- NYO.EXE
- NRS.EXE
- SCO.EXE
- WEF.EXE
- POX.EXE
- WINSCRSN.EXE
- A014[n].EXE
- O.EXE
- 55.EXE
- 40789077
- 96846447
- 33113469
- 38027558
- 50914508
- O_001.EXE
- 2117.EXE
- 6336.EXE
Filesizes
The following file size has been seen:
- 26,112 bytes
- 175,499 bytes
- 101,376 bytes
- 79,360 bytes
- 70,656 bytes
- 30,720 bytes
- 26,852 bytes
File Type
The filename O[1].EXE refers to many versions of an executable program.
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