TROJ_INJECT.ART
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
It enumerates running services and randomly chooses a service name to use as its file name.
This Trojan may be dropped by other malware.
It adds registry entries to enable its automatic execution at every system startup.
However, as of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
20,992 bytes
PE
Yes
14 Dec 2010
Arrival Details
This Trojan may be dropped by the following malware:
- TROJ_ARTIEF.SM
Installation
This Trojan stays memory-resident by injecting codes into the following processes:
- 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
{malware file name} = %User Profile\Local Settings\{malware file name}.exe
Other Details
This Trojan connects to the following possibly malicious URL:
- 96.{BLOCKED}1.231.{BLOCKED}5
It does the following:
- Enumerates running services and randomly chooses a service name to use as its file name
However, as of this writing, the said sites are inaccessible.
SOLUTION
8.900
7.702.01
15 Dec 2010
Step 1
For Windows ME and XP users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 3
Scan your computer with your Trend Micro product and note files detected as TROJ_INJECT.ART
Step 4
Restart in Safe Mode
Step 5
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
- {malware file name} = %User Profile\Local Settings\{malware file name}.exe
- {malware file name} = %User Profile\Local Settings\{malware file name}.exe
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_INJECT.ART 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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