FIREFOX-UPDATE.EXE, Prevx

Associated Malware Groups

The unsafe files using this name are associated with the malware groups:

Malicious Software
Malware Dropper

File Behavior

FIREFOX-UPDATE.EXE has been seen to perform the following behavior:

Writes to another Process's Virtual Memory (Process Hijacking)
Can communicate with other computer systems using HTTP protocols
Executes Processes stored in Temporary Folders
This process creates other processes on disk
Found on infected systems and resists interrogation by security products
Uses low level functions to hide itself from the user and from system/security processes
The Process is packed and/or encrypted using a software packing process

FIREFOX-UPDATE.EXE has been the subject of the following behavior:

Executed as a Process
Has code inserted into its Virtual Memory space by other programs

Country Of Origin

The filename FIREFOX-UPDATE.EXE was first seen on Apr 19 2010 in the following geographical regions of the Webroot community:

Greece on Apr 19 2010
The United States on Sep 28 2010
The United Kingdom on Oct 1 2010
Canada on Dec 14 2010
Australia on Nov 22 2011

File Name Aliases

FIREFOX-UPDATE.EXE can also use the following file name:

CRACK_SEARCH.PARETOLOGIC.PC.HEALTH.ADVISOR.45376.EXE
KEYGEN.PREVX.3.0.45057.EXE
INSTALL-0.EXE
KEYGEN.AVAST!.INTERNET.SECURITY.5.0.677.EXE
SDS.EXE
SERIAL.MAGIC_DVD_RIPPER_5.4.0.45303.EXE
INSTALL.48596[1].EXE
SERIAL.MICROSOFT_EXPRESSION_STUDIO_4_DREAPARK.45303.EXE
KEYGEN.PREVX.3.0.–.PRECRACKED.45369.EXE
CRACK_CHAVE.DE.LICEN%C3%A7A.DO.PREVX.45376.EXE
INSTALL.48755[1].EXE
INSTALL.48767[1].EXE
KEYGEN.PC.OPTIMIZER.PRO.6.0.5.4.45057[1].EXE
PREVX.3.0.5.50.KEYGEN.45064.EXE
CRACK_CHAVE.DE.LICENçA.DO.PREVX.3.45059.EXE
INSTALL_FLASH_PLAYER_BUILD1X32W7.45102.EXE
KEYGEN.PREVX.3.0.45193.EXE
FLASH_PLAYER_10_UPDATE_FOR_WINDOWS[1].EXE
SERIAL_PREVX.V3.0.5.209.45059.EXE
SERIAL_PREVX[1].3.0.5.209.ACTIVATE.LICENSE.KEY.45059.EXE
VID_876421.45047[1].EXE
CRACK_PREVX.V3.0.5.209.45059[1].EXE
CRACK.ONLINE.TVX.RECORDER.2.3.2.45057.EXE
KEYGEN.PREVX_SAFEONLINE_3.0.5.143.45303.EXE
KEYGEN.ADOBE_PHOTOSHOP_ELEMENTS_9.0.45303.EXE
SERIAL_PREVX.45376.EXE
PREVX.3.0.1.65.CRACK.45186.EXE
CRACK.45155[1].EXE
KEYGEN_VNC.ADMIN.CONSOLE.NG.2.1.2.45059.EXE
NA1MSGR[1].EXE
SERIAL.HITMAN_PRO_3.5.45303[1].EXE
CRACK.HITMAN_PRO_3.5.45303.EXE
KEYGEN.HITMAN_PRO_3.5.45303.EXE
CRACK_CHAVE.DE.LICENçA.DO.PREVX.45376[1].EXE
ALG.EXE
EUROP.EXE
AJAJ11.EXE
CRACK_PREVX.3.0.ACTIVATION.KEY.45376.EXE
CRACK.PREVX.3.0.–.PRECRACKED.45369.EXE
INSTALL[1].48767.EXE
INSTALL[1].48755.EXE
KEYGEN.ACRONIS.TRUE.IMAGE.HOME.2011.45057.EXE
SERIAL_PREVX.3.0.5.209.ACTIVATE.LICENSE.KEY.45059[1].EXE
KEYGEN.MICROSOFT_PUBLISHER_2010_14.0.4760.1000.45303.EXE
INSTALL.48691[1].EXE
KEYGEN_PREVX.3.0.5.179.ACTIVATE.LICENSE.KEY.45376.EXE
KEYGEN.PREVX.3.0.–.PRECRACKED.45369[1].EXE
WINSERVICE.EXE
SERIAL.HITMAN_PRO_X64_3.5.7_B116.45303[1].EXE
SERIAL_CHAVE.DE.LICENçA.DO.PREVX.3.45059.EXE
SERIAL.PREVX_SAFEONLINE_3.0.5.130.45303.EXE
KEYGEN_COPYTRANSPHOTO.45059.EXE
CRACK_CHAVE.DE.LICEN�A.DO.PREVX.45376.EXE
VIDEO-PLUGIN.45312[1].EXE
KEYGEN.WINUNDELETE?.3.20.EXE
KEYGEN_WINUNDELETE.3.10.45376[1].EXE
KEYGEN_PREVX.3.0.ACTIVATION.KEY.45376.EXE
MICROSOFT.OFFICE.PROFESSIONAL.PLUS.2010.CRACK.40063 (1).EXE
MICROSOFT.OFFICE.PROFESSIONAL.PLUS.2010.CRACK.40063.EXE
KEYGEN.MICROSOFT.OFFICE.2010.V14.0.4760.1000.X86-X64.45193.EXE
VIDEO-PLUGIN.45312.EXE
ALG[1].EXE
FIREFOX-UPDATE(1).EXE
IGFXTRAY.EXE
FIREFOX-UPDATE_EXE.TXT
CB[1].EXE
F_000B93

Filesizes

The following file size has been seen:

173,056 bytes
215,040 bytes
131,072 bytes
172,032 bytes
44,359 bytes
82,944 bytes

File Type

The filename FIREFOX-UPDATE.EXE refers to many versions of an executable program.

Help the Webroot Community to fight cyber crime

We are always looking for ways to improve the quality and speed of research to help us protect you from malicious software and cyber crime.

The filename referred to in this report is often associated with PC infections. If you have a program of this name on your PC and would like to help our research please tell us what you know in the form below:

I have this file on my PC and believe it is an infection
I have this file on my PC and think it has made my PC slower
My firewall asked if I wanted to let this file have access to the Internet
My PC will not work since I noticed this file on it
My antivirus detected this file but won't remove it
I know what this file is and believe it is a Safe program
I am the author of this file and would like to discuss how to have it reclassified as safe

Further Comments or information you'd like to share: (optional)

Your email address if you would like us to contact you about this file and any concerns you may have: (optional)

PCMag.com Editors' Choice Award Logo is a trademark of Ziff Davis Publishing Holdings Inc. Used under license.

"FIREFOX-UPDATE.EXE"