TROJ_ARTIEF.TINS
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Spammed via email
This Trojan opens its dropped file %User Profile%\Local Settings\{malware file name} in order to hide its malicious routines from the user.
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
It does not have any propagation routine.
It does not have any backdoor routine.
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
It does not have any downloading capability.
It does not have any information-stealing capability.
TECHNICAL DETAILS
157,693 bytes
RTF, DOC
29 Jun 2012
Drops files
Arrival Details
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
Installation
This Trojan drops the following non-malicious file:
- %User Profile%\Local Settings\{malware file name}
(Note: %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.)
Propagation
This Trojan does not have any propagation routine.
Backdoor Routine
This Trojan does not have any backdoor routine.
Dropping Routine
This Trojan drops the following files:
- %User Profile%\Local Settings\scvhost.exe - detected by Trend Micro as BKDR_REDOS.GH
(Note: %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.)
It takes advantage of the following software vulnerabilities to drop malicious files:
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
Download Routine
This Trojan does not have any downloading capability.
Information Theft
This Trojan does not have any information-stealing capability.
NOTES:
Upon execution, it opens its dropped file %User Profile%\Local Settings\{malware file name} in order to hide its malicious routines from the user.
It does not have rootkit capabilities.
SOLUTION
9.200
9.224.03
29 Jun 2012
9.225.00
30 Jun 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
Remove malware/grayware files dropped/downloaded by TROJ_ARTIEF.TINS
- BKDR_REDOS.GH
Step 3
Search and delete this file
- %User Profile%\Local Settings\{malware file name}
Step 4
Scan your computer with your Trend Micro product to delete files detected as TROJ_ARTIEF.TINS. 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.
Step 5
Download and apply these security patches Refrain from using these products until the appropriate patches have been installed. Trend Micro advises users to download critical patches upon release by vendors.
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