TROJ_AGENT_004500.TOMB
Trojan:Win32/Sisron (Microsoft); Generic.dx!zvu (McAfee); W32.IRCBot (Symantec); Trojan.Win32.Scar.dltf (Kaspersky); Trojan.Generic.6221440 (FSecure)
Windows 2000, Windows, XP, Windows Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
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.
TECHNICAL DETAILS
122,688 bytes
EXE
No
15 Dec 2011
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.
Installation
This Trojan drops the following copies of itself into the affected system:
- %Program Files%\Windovsbar_\Casino_update_pro.exe
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files.)
Other System Modifications
This Trojan deletes the following files:
- %System Root%\$$2028~1.BAT
(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.)
Dropping Routine
This Trojan drops the following files:
- $$202803s.bat
This report is generated via an automated analysis system.
SOLUTION
9.200
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
Search and delete this file
Step 3
Scan your computer with your Trend Micro product to delete files detected as TROJ_AGENT_004500.TOMB. 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 4
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again. %System Root%\2028~1.BAT
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