HKTL_GAMEHACK
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Hacking Tool
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This hacking tool may be unknowingly downloaded by a user while visiting malicious websites. It may be manually installed by a user.
TECHNICAL DETAILS
817,664 bytes
EXE
Yes
29 Dec 2011
Arrival Details
This hacking tool may be unknowingly downloaded by a user while visiting malicious websites.
It may be manually installed by a user.
Installation
This hacking tool drops the following files:
- %Current Directory%\TestDriver.sys
- %Current Directory%\License.dat
Autostart Technique
This hacking tool registers its dropped component as a system service to ensure its automatic execution at every system startup. It does this by creating the following registry entries:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\ASLKMemoryDriver
ImagePath = "??%Current Directory%\TestDriver.sys"
Other System Modifications
This hacking tool adds the following registry keys:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\ASLKMemoryDriver
NOTES:
It attempts to access the following URL:
- http://{BLOCKED}16.atpages.jp/aslk/program/2011/index.php
SOLUTION
9.200
1.253.00
12 Jan 2012
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Identify and terminate files detected as HKTL_GAMEHACK
- Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
- If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
- If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.
Step 3
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.
- InHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services
- ASLKMemoryDriver
- ASLKMemoryDriver
Step 4
Search and delete these files
- %Current Directory%\License.dat
- %Current Directory%\TestDriver.sys
Step 5
Scan your computer with your Trend Micro product to delete files detected as HKTL_GAMEHACK. 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.
Did this description help? Tell us how we did.