TROJ_SCAR.AGQX
Windows 98, ME, NT, 2000, XP, Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This Trojan has received attention from independent media sources and/or other security firms.
To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.
![](https://documents.trendmicro.com/images/TROJ_SCAR_AGQX.gif)
This Trojan may be downloaded by other malware/grayware/spyware from remote sites. It may be dropped by other malware.
TECHNICAL DETAILS
22,016 bytes
PE
Yes
03 Nov 2009
Connects to URLs/Ips
Arrival Details
This Trojan may be downloaded by other malware/grayware/spyware from remote sites.
It may be dropped by other malware.
Installation
This Trojan drops the following copies of itself into the affected system:
- %{UserTemp}%\setup.exe
It injects codes into the following process(es):
- svchost.exe
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
MCAFEEIPS = %{UserTemp}%\setup.exe
SOLUTION
8.900
6.602.01
03 Nov 2009
6.603.00
03 Nov 2009
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
Restart in Safe Mode
Step 3
Delete this registry value
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.
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- MCAFEEIPS = %{User Temp}%\setup.exe
- MCAFEEIPS = %{User Temp}%\setup.exe
Step 4
Search and delete these files
- %{User Temp}%\runinfo.ex
Step 5
Scan your computer with your Trend Micro product to delete files detected as TROJ_SCAR.AGQX. 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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