Prevx Research Division
AV.EXE
Fraudulent Security ProgramFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Fraudulent Security Program
- Cloaked Malware
- Malicious Software
File Behavior
AV.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Disables the Windows Built in Firewall enabling rogue processes to access the internet without your knowledge or permission
- Disables the Notification Balloon for the Windows Security Center
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Creates new folders on the system
- Creates a new Background Service on the machine
- Changes the Windows Security Center to stop Antivirus status alerts from being displayed
- Changes the Windows Security Center to stop Firewall status alerts from being displayed
- Changes the Windows Security Center to stop Firewall override alerts from being displayed
- Changes the Windows Security Center to stop warnings from being displayed if automatic Windows Updates are not enabled
- Injects code into other processes
- Performs DNS look ups to resolve URL IP addresses
- Creates, registers ot modifies and SMTP Server
- Can communicate with other computer systems using HTTP protocols
- Terminates Processes
- Found on infected systems and resists interrogation by security products
- Executes Processes stored in Temporary Folders
- Uses rootkit techniques to conceal its presence, interrogation or removal
- Uses low level functions to hide itself from the user and from system/security processes
- Disables the built in Windows File Protection System
- Creates system tray popups, messages, errors and security warnings
- Visits web sites on your PC without you knowing
- Registers a Dynamic Link Library File
AV.EXE has been the subject of the following behavior:
- Changes to the file command map within the registry
- Created as a process on disk
- Executed from Temporary Folders
- Has code inserted into its Virtual Memory space by other programs
- Executed as a Process
- Deleted as a process from disk
- Terminated as a Process
Country Of Origin
The filename AV.EXE was first seen on Oct 22 2007 in the following geographical regions of the Webroot community:
- on Oct 22 2007
- Spain on May 27 2008
- Europe on May 27 2008
- The United Kingdom on Jan 26 2010
- The United States on Jan 26 2010
- El Salvador on Mar 9 2010
- France on Mar 15 2010
- Mexico on Jan 28 2012
File Name Aliases
AV.EXE can also use the following file names:
- MSIEINST[1].EXE
- MSASCUI.EXE
- QFPWHS.EXE
- GOMB.EXE
- KCFS.EXE
- ALTL.EXE
- KBXV.EXE
- POPMEJ.EXE
- MKJXG.EXE
- MSXXJD.EXE
- MWSB.EXE
- HXTK.EXE
- JHEG.EXE
- NS50F.TMP
- MTG.EXE
- SDFA.EXE
- IAOA.EXE
- UINQ.EXE
- LWJW.EXE
- CXLJ.EXE
- TDFW.EXE
- MWLPTR.EXE
- MCSY.EXE
- OPTA.EXE
- TGYXFV.EXE
- EHQMYP.EXE
- NTNOOU.EXE
- KLQE.EXE
- NIGWUW.EXE
- JRUOEP.EXE
- PFYV.EXE
- E.EXE
- 28700CC8.EXE
Filesizes
The following file size has been seen:
- 4,077,568 bytes
- 199,680 bytes
- 187,392 bytes
- 158,208 bytes
- 40,960 bytes
- 184,320 bytes
- 344,064 bytes
- 179,712 bytes
- 292,864 bytes
File Type
The filename AV.EXE refers to many versions of an executable program.
File Activity
One or more files with the name AV.EXE creates, deletes, copies or moves the following files and folders:
- Opens/modifes c:\autoexec.bat
- Deletes c:\windows\system32\files.txt
Website Activity
One or more files with the name AV.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- www .google .com
- bragantinotaf .741 .com / MORANGUINHO / files
- palavras .741 .com / alpha
- Port 80 IP:66.249.91.147
- Port 80 IP:66.249.93.104
- Port 80 IP:209.63.57.10
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