TROJ_LAIS.TOI
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
Downloaded from the Internet
This Trojan connects to a non-malicious URL. It does this periodically every ten minutes. It may do this to possibly collect per-click advertising payments.
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.
It does not have any propagation routine.
It does not drop any other file.
It does not have any downloading capability.
TECHNICAL DETAILS
67,072 bytes
EXE
Yes
30 Jul 2012
Connects to URLs/IPs
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.
Propagation
This Trojan does not have any propagation routine.
Dropping Routine
This Trojan does not drop any other file.
Download Routine
This Trojan does not have any downloading capability.
NOTES:
This Trojan connects to the following non-malicious URL:
- news4everyday.appspot.com/u/BCA5E8CB
It does this periodically every ten minutes.
It may do this to possibly collect per-click advertising payments.
It does not exploit any vulnerability.
SOLUTION
9.200
9.294.04
30 Jul 2012
9.295.00
31 Jul 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_LAIS.TOI
Step 3
Restart in Safe Mode
Step 4
Search and delete the file detected as TROJ_LAIS.TOI
Step 5
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_LAIS.TOI. 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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