Software Releases

Prevx 2.0 v1.0.2 Build 127

This release includes the following changes (inc. Vista Beta):

-Implementation of new drivers to support the upcoming service packs for XP (SP3) and Vista (SP1)

Prevx 2.0 v1.0.2 Build 123 (New Installations Only)

This release includes the following changes (inc. Vista Beta):

-Minor dialog changes

Prevx 2.0 v1.0.2 Build 112

This release includes the following changes (inc. Vista Beta):

-Improved backup and restore functionality to address license loss in the new installer
-Stablised installer, addressing 1720 installation errors
-Smart Scan refined
-LDB logging removed from C:\OldSDB_log.txt
-WMI Provider "error on shutdown" issue resolved
-ACL Ownership enforced on registry
-New driver implemented to address Vundo malware and BSOD

Prevx 2.0 v1.0.2 Build 86

This release includes the following changes:
Fix for hi CPU usage
Security Centre reintegration

Prevx 2.0 v1.0.2 Build 85

This release includes the following changes (inc. Vista Beta)
Change in Installer technology and modificaton to license screen for Vista
Change to MID creation method

Prevx 2.0 v1.0.2 Build 82

This release includes the following changes (inc. Vista Beta)
Internal data corruption and recovery of local database structures
Minor bug fixes in PrevxVista Service

Prevx 2.0 v1.0.2 Build 61 (New Installations Only)

This release includes the following changes (inc. Vista Beta)

- Restructured local database
- Improved recovery and data management of local database
- Improved support for Vista
- Minor fixes

Prevx 2.0 v1.0.2 Build 56

This release includes the following changes (inc. Vista Beta)

- Ability to abort a file scan more rapidly
- New TDI driver resolve compatability issues with ZA, Symantec and Mcafee
- Support for Dutch
- Local db modifications for optimisation and stability
- Improved error handling for exception files
- Minor fix to the scanner
- Improved support for the GZ compression format
- Improved localdb and recover of localdb records
- Fixed issue with language text failing to display correctly
- Fixed issues in the local db failing to refresh memory resident Db
- Implemented update to the MSI installer (in developmnent)
- Updated corporate install help guide http://info.prevx.com/download.asp?grab=SILENTINSTALLGUIDE
- Resolved issue with Vista64 installation
- Improved archive detection on genome
- Ability to abort the scanner more rapidly

Prevx 2.0 v1.0.2 Build 47

This release includes the following changes (inc. Vista Beta)

- Install override never reboot never restart on slient updates
- Security question now optional for "corporatefeatures" flag

- Support for German, French, Italian, Spanish languages
- Final cleanup screen provide clear confirmation of completion
- File upload errors resolved
- Pxreset to allow return to factory settings for local database
- Pxconsole issue resolved
- Installer modified to support other languages langauges
- Preferences now contains set language switch
- URL links now resolve correctly for support and other areas

- Ability to select deep scan of archives and packed files
- Improved detection of hidden files
- Improved logging for failover URLs for Central Db access
- Resolved WMI issue and Runtime errors with Symantec AV
- 64-bit installation issue resolved

See www.prevx.com for more details on Prevx2.0

Prevx 2.0 v1.0.1 Build 20 - Build 31

Prevx 2.0 v1.0.1 build 20 - build 31 - All platforms (Vista Beta)

- Updated networking policies for optimization of network access - IE
- Improvements to the event handling for Central communications - performance
- Update to VirusTotal.com SDK version
- Installation script change for the Server addition on Windows 2000
- Installation error resolved for Windows 64bit platforms
- PAWS reporting issue resolved - error 500 returned
- Update to handling of archives from within memory
- Firewall issue resolved and updated network driver released
- Process Scan optimization
- Local Db storage optimization
- In memory signature function optimized
- Rollup of minor fixes in releases since Build 12

Build 21
- Contains fix to Network Protection and 3rd party firewall issues

Build 23
- Contains fix to issue with TDI driver implementation

Build 25
- Resolved issue with local db causing system hang in build 23
- Suffix trungated 4 char before reporting fixed
- Strings extraction dont assuming trailling null char fixed
- Error handling of the proxy service during install fixed

Build 30
- Update of path normalisation
- Restructuring of local database for optimizghation
- Improved self protection implementation
- Minor optimisation of logging within the agent
- Vista startup optimization
- Error handling improvements
- Reverification resolved within pxconsole

See www.prevx.com for more details on Prevx2.0

Build 31
- Improved support for 64-bit systems
- Fix console issue when handling large malware files

Prevx 2.0 v1.0.1 Build 12

Prevx 2.0 v1.0.1 build 12 - All platforms (Vista Beta)

- Registry cleanup covers more areas of the registry
- Four policy updates including; DLL, Prochijack, Server and HTTPOUT
- File Scan options modified
- Process Scan options modified
- Removal tool for Prevx2 now available
- WMI implementation under Vista
- Date now available on the Recent Program Activity screen
- Improved limited account support for cleanup
- Correction to handling of suffixes
- Correction to local Db

See www.prevx.com for more details on Prevx2.0

Prevx 2.0 v1.0.1 Build 1 - Build 6

Prevx 2.0 v1.0.1 build 1 - All platforms (Vista Beta)

- Improved real time reporting and malware determination
- Faster determination process
- New community database structure
- New rules engine
- New jail functionality
- New policy structure and increase number of security policies
- Improved Registry protection
- New "Sandbox" style analysis engine for analysis or unknown programs
- Improved compatibility with 3rd party products enabling Prevx 2.0 to co-exist
- New Enterprise features and functionality for Corporates
- Support for 200,000+ agents within a Corporate

Build 6
- Some minor bug fixing (installer only available no update)

See www.prevx.com for more details

Prevx1 Release v2.3.1 build 5-14

This release contains the following changes:

- Improved Registry validation
- Updated driver release
- Fixed issue with registry data
- Performance and memory management improvements
- Network comms issue resolved, including timeouts
- Issue resolved in the proxy service
- Support for Dutch

Build v2.3.1 build 10 includes;

- Removal of update warning while scanning
- Minor issue resolved in installation

Build v2.3.1 build 14 includes;

- Installer issue on Windows 2000 resolved

Prevx1 Release v2.3.0 build 10

This release is a rollup release of v2.0.11 build 9, v2.0.12 build 11, v2.0.14 build 1 and v2.1.0 b30

- Cleanup lockdown policies now activated immediately a bad is detected
- The process scan now runs when the file scan is started
- The communication libraries now support multiple proxy configurations
- System tray menu now provides quick access to advance features
- When a trial user countdown is activated a warning message will be displayed
- During cleanup the temp and temporary internet files folders are cleared
- Resolved an issue with the Corpfeature1 registry key for silent installations being stored correctly
- Paws reporting is suppressed while cleanup is running to prevent duplicate cleanup routines running
- The Amber status is now deactivated if Unknown option is set to Auto-Allow
- Resolved issues with image path data being sent to the Central Db
- Stronger self protection of Prevx1 implemented
- Fix issue with the URL renewal page on bubble popup going to the wrong url
- Uninstall survey introduced
- The post cleanup scan will now start immediately after a post cleanup reboot
- File scans will be aborted if a cleanup starts
- The default option for cautious programs is now block
- Process Scan will now iterate the loaded drivers, any bad will initiate the cleanup
- Language dialogue on install is now displayed correctly
- Improved registry cleanup
- v2.0.14 build 1 contains a fix for an issue in the previous release

Prevx1 Release v2.0.14 build 1

This release contains the followign changes

- Cleanup lockdown policies now activated immediately a bad is detected
- The process scan now runs when the file scan is started
- The communication libraries now support multiple proxy configurations
- System tray menu now provides quick access to advance features
- When a trial user countdown is activated a warning message will be displayed
- During cleanup the temp and temporary internet files folders are cleared
- Resolved an issue with the Corpfeature1 registry key for silent installations being stored correctly
- Paws reporting is suppressed while cleanup is running to prevent duplicate cleanup routines running
- The Amber status is now deactivated if Unknown option is set to Auto-Allow
- Resolved issues with image path data being sent to the Central Db
- Stronger self protection of Prevx1 implemented
- Fix issue with the URL renewal page on bubble popup going to the wrong url
- Uninstall survey introduced
- The post cleanup scan will now start immediately after a post cleanup reboot
- File scans will be aborted if a cleanup starts
- The default option for cautious programs is now block
- Process Scan will now iterate the loaded drivers, any bad will initiate the cleanup
- Language dialogue on install is now displayed correctly
- v2.0.14 build 1 contains a fix for an issue in the previous release

Prevx1 Release v2.0.6 build 19

This is a maintenance release to resolve issues in the previous release.

- Resolve an issue with the amber status
- Modified installation features
- Resolves issues in previous release

Prevx1 Release v2.0.5 build 6

This is a maintenance release to resolve issues in the previous release.

- Fix to resolve system hang during Process Scan on startup
- Event handling improvement for high volumnes
- Process Scan performance improvements
- Improvements to installation process
- Improved support for multiple device types
- Language display window now appears in the foreground
- Translations for Audit/Fast Scan added
- Expired user message on installation now resolved.
- Unattended Updater can now be disabled in preferences
- AutoUpdate can now be disabled via registry setting
- Improved driver update and further 64-bit enhancements

Regards,

Prevx Support

Prevx1 Release v2.0.4 Build 19

The following changes will be implemented in the next release:

- New Fast Scan on installation replacing previous scanner
- Support for additional languages; French, German, Italian and Spanish
- Improved event control to optimise agent communications
- Updated driver with improved compatability and performance
- Licensing issue resolved (Will require you to reenter your license key one more time)
- Limited user accounts can now run the On Demand scanner
- Implementation changes for the support of Vista
- Authenticated proxy services now runs with the updater
- Implemented support for HTA file detection
- Implemented support for Javascript detection
- Implemented support for 16-bit DOS execution detection and protection
- Implemented support for archive detection and protection
- Implemented support for the driver API to obtain process list in one step
- Improved Windows 2000 suppprt
- Implemented Prevx1 Scanner onto www.virustotal.com
- Improved the HIPS functionality of Expert mode for system testing

Prevx1 Release v2.0.3 build 37

New Functionality

- Support for languages (German implemented, French, Spanish and Italian to follow)
- Due to customer feedback the toolbar functionality has been moved into the System Tray icon.
- Improved driver with enhanced perfromance.
- Improved messaging functionality.
- Block program information now presented in the recent activity window.
- Additional multi user controls for unattended installs and updates
- Configurable splash screen
- New System wide monitor feature in Program Monitor

Issues Resolved

- Fixed 100% CPU issue during policy mutation
- Fixed UMR (Memory reads error)
- Pxconsole standby issue resolved
- Thread Pool performance improvements
- Stored pxconsole desktop position resolved
- Fix in chk mode driver log event messages
- Double-Click bug fixed in the recent program activity screen.
- Number of Performance improvements

Prevx1 Release v2.0.2 build 23

Changes in this minor release include:

- Internal improvements to performance on startup
- Improvements to the LSP chain repair functionality.

Prevx1 Release v2.0.2 build 16

Changes in this release include:

- Cleanup will now check for existence of Rundll32.exe call entries and remove post malware cleanup
- The Winsock LSP chain will be validated and repaired if corrupt after malware cleanup has completed.
- System Restore option will enable users to reset basic default post malware cleanup.

- Graphical issues resolved for Windows 2000 and Windows 2003 platforms
- Unknown query dialogue is now simplified and easier to use.
- Activation message after product activation is now suppressed if installing in silence mode
- "Black Corners" on the status screen fixed when status is amber or red
- Improvements to console logging
- Improved error handling

Prevx1 Release v2.0.1.8

This release contains the following changes:

- Prevx no longer requests a reboot after upgrades.
- Upgrade and Uninstall will now automatically handle the shutdown of Prevx.
- Detection of ADS file creation
- Automatic Local database optimisation for large local database files
- Driver update to resolve issues on some systems with USB devices.
- Resolve issues with system running Active Directory.
- Activation now occurs prior to the reboot on installation.
- Comprehensive Activation self-help displayed if activation fails.
- Missing template wording changed to “Run Update”
- Multiple Block dialogue bug resolved.

Prevx1 Release v2.0.0.64

Changes in this release:

- Contains a fix for Scanner compatability issues with Tuning tools which modify the kernel.

Prevx1 Release v2.0.0.60

Content of this release:

- Updated Jail Layout
- Research Tracker
- New look and feel
- Information Toolbar
- Customisation for Unknown queries
- Customisation of network protection
- Configuration and Manual Process Scan options
- Automatic Updates
- Improved performance
- Improved integrity checking
- New Block dialogue and unknown query dialogues
- New usability features
- Authentication support for Proxy Servers
- Discuss (Coming soon)

Prevx1 Release v2.0.0.56

Prevx1 Release v1.2.0.53 - v1.2.0.56

This release contains the following changes:

- Issue resolved in the cleanup process
- Consolidation of policy set
- Minor bug fixes
- Improved memory utilization
- Control Centre allows for new account creation
- Control Centre allows for individual policy control and text descriptions
- Improved local heuristics

Prevx1 Release v1.2.0.45 - v1.2.0.52

This release contains the following changes:

- Updated license information display on status screen of console
- Increased performance
- Improved policy handling and optimisation
- Improved scanner performance
- Ability to Clear all content from the Jail
- Updater will not run if a scan is in progress
- License display error resolved
- Help button on status screen
- Updated driver with performance improvements
- Resolves a runtime issue with v1.2.0.51

Prevx1 Release v1.2.0.38 - v1.2.0.39

Included in this release are the following:

- New improved Generic Cleanup and Malware Removal Functionality.
- New Installation process with localized heuristics.
- Verification step is now nolonger required on installation.
- Improved offline and dialup user support.
- Full support for Windows 2003
- Optimisation of policies and performance improvements.
- Process Scan on startup implemented, inlcuding DLL checks.
- Improved support for DVD and CD drivers.
- Improved handling of lock files on scanning.
- Prevx1 Lite server version implemented (No Query or GUI required).
- Holding Cell content detected on Startup and multiple file jailing supported.
- Improved exception handling to track issues more effectively.
- Agent and Core code memory leaks resolved.
- Ability to detect Digitally signed drivers and PE files.
- Improved Rootkit detection functionality.
- Warning dialogue when switching to Expert mode.
- Fix for limited user accounts, potential crash in the console.
- Fix for the “Opera-Download-Access-Denied” bug
- Info popup now opaque
- Updated driver protection to prevent 3rd party patching (eg McAfee)
- resolved runtime issue
- Modified the Jail file movement

Prevx1 Release v1.2.0.2

This release contains the following changes:

- New on demand scanner to allow for manual scanning of the PC to detect malware.
- Improved jailing when malware is found.
- Improved support for unicode leading to eventual language support
- Support for multiple client installation, licensing and activation (with silent mode option)
- Updated driver to build towards support for Windows 64-bit and Vista)
- Improved console performance
- Setup and update now create an entry in the Add/Remove Program section of the control panel.
- Multie clicks on the trail activate button nolonger skips the disk scan/verification
- Fixed support tool deployed with improved features

Prevx1 Release v1.1.0.45

This release contains the following changes:

- Resolves a compatibility issue with Symantec
- Resolves issues with Windows WMI service
- Resolves Runtime error message

Prevx1 Release v1.1.0.43

This release contains the following changes:

- Windows Security Centre Integration
- Number of issues resolved for registry protection
- Downloader management modification
- Pxemu.sys errors now resolved
- Resolved installation issue with pxbho.dll error

Prevx1 Release v1.1.0.42

This release contains the following changes:

- Improved Keylogger and Spyware detection and prevention
- Improved startup scanning and termination of running malware
- New feature to detect and prevent malici kernel driver installation
- Detection of Mutex creation for improved malware protection
- Improved Rootkit scanner with support for unicode characters
- Improved script file detection from drive-by malware infections
- Improved BHO, ActiveX and IE Extension detection and prevention
- Improved Community Database heuristic rules for detection and prevention
- Increased protection settings within all 3 modes (ABC, Pro and Expert)
- Console crash and memory leak identified and resolved
- Cache file defragmentation and auto repair routine to improve performance

Prevx1 Release v1.1.0.33

This release contains the following changes:

- Health Screen console crash now resolved.
- Modification to the install process.
- Modification to the helpfile and text description.
- Error handling USESMAPI queries resolved.
- Webpage URL detection error resolved.

Prevx1 Release v1.1.0.32

This release contains the following changes:

- New advanced mode options to allow users to select the level of protection they require. The 3 modes are as follows:

A) Prevx1 ABC will query a few Unknown applications and leave the rest of the Known/Unknown applications to the Community database to make the final decision. This results in strong protection but low numbers of popup queries.
B) Prevx1 Pro will query all Unknown applications violating security settings.
C) Prevx1 Expert will query all Unknown and Known applications violating security settings.

- Rebranding of the Product to Prevx1 (and out of Beta).
- New description files and information text for events now displayed.
- Improved protection for the Browser for BHO, ActiveX and Extension protection
- Implementation of the Rootkit scanner.
- Malware loading as DLL's now detected and blocked automatically.
- New installer, update and uninstall process for fast efficient installations/updates.
- Improved support for limited abd guest user accounts.
- Performance improvements within the driver.
- Password enhancements and screen resizing issues resolved.
- Fix to resolve the Processhijack template reporting blocked events in error.

Prevx 1 Beta Update Release v1.1.0.22

This interim release contains the following changes:

- Link to the malware centre implemented
- Issues relating to the Log in/out issues and 100% CPU usage resolved.
- Text changes
- Proxy support from the verification implemented
- Updated helpfile
- Updated policies
- Updated Support details
- View Malware button issue resolved
- Buffer Overflow disables correctly.