TROJ_FAKEAV.ZXI
Windows 2000, Windows XP, Windows Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
1,104,390 bytes
EXE
Yes
28 Mar 2012
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Trojan drops the following files:
- %System Root%\Documents and Settings\All Users\Desktop\Driver Detective.lnk
- %Application Data%\GDIPFONTCACHEV1.DAT
(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)
It creates the following folders:
- %System Root%\Documents and Settings\All Users\Application Data\PC Drivers HeadQuarters Inc
- %Start Menu%\Programs\Driver Detective
- %Application Data%\PC_Drivers_Headquarters
- %User Profile%\My Documents\Downloads\PC Drivers HeadQuarters Inc
- %System Root%\Program Files\PC Drivers HeadQuarters
(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %Start Menu% is the current user's Start Menu folder, which is usually C:\Windows\Profiles\{user name}\Start Menu on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu on Windows NT and C:\Windows\Start Menu or C:\Documents and Settings\{User name}\Start Menu on Windows 2000, XP, and Server 2003.. %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)
Other System Modifications
This Trojan adds the following registry keys as part of its installation routine:
HKEY_CLASSES_ROOT\Installer\Features\
1EDF0464A38B673448DE688FB6EED214
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\App Paths\
DriversHQ.DriverDetective.Client.exe
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\Eventlog\Application\
Driver Detective
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
{4640FDE1-B83A-4376-84ED-86F86BEE2D41}
SOLUTION
9.200
8.922.05
19 Apr 2012
8.923.00
20 Apr 2012
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Scan your computer with your Trend Micro product and note files detected as TROJ_FAKEAV.ZXI
Step 3
Terminate a process file/s detected as TROJ_FAKEAV.ZXI
*Note: If the detected file/s is/are not displayed in theWindows Task Manager, continue doing the next steps.
Step 4
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry. Before you could do this, you must restart in Safe Mode. For instructions on how to do this, you may refer to this page If the preceding step requires you to restart in safe mode, you may proceed to edit the system registry.
- In HKEY_CLASSES_ROOT\Installer\Features
- 1EDF0464A38B673448DE688FB6EED214
- 1EDF0464A38B673448DE688FB6EED214
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths
- DriversHQ.DriverDetective.Client.exe
- DriversHQ.DriverDetective.Client.exe
- In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application
- Driver Detective
- Driver Detective
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
- {4640FDE1-B83A-4376-84ED-86F86BEE2D41}
- {4640FDE1-B83A-4376-84ED-86F86BEE2D41}
Step 5
Search and delete these folders
- %System Root%\Documents and Settings\All Users\Application Data\PC Drivers HeadQuarters Inc
- %Start Menu%\Programs\Driver Detective
- %Application Data%\PC_Drivers_Headquarters
- %User Profile%\My Documents\Downloads\PC Drivers HeadQuarters Inc
- %System Root%\Program Files\PC Drivers HeadQuarters
Step 6
Search and delete these files
- %System Root%\Documents and Settings\All Users\Desktop\Driver Detective.lnk
- %Application Data%\GDIPFONTCACHEV1.DAT
Step 7
Scan your computer with your Trend Micro product to delete files detected as TROJ_FAKEAV.ZXI. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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