TROJ_BECON.B
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users. It 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
821,143 bytes
EXE
No
22 Feb 2011
Arrival Details
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
It 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:
- {Current Malware Path}\xduyefda.zip
It drops the following files:
- {Current Malware Path}\OLEPRO32.DLL
- {Current Malware Path}\VB40032.DLL
- {Current Malware Path}\GAUGE32.OCX
- {Current Malware Path}\mscomm32.ocx
- {Current Malware Path}\comdlg32.ocx
- {Current Malware Path}\CList.dat
- %System%\VB40032.DLL
- %System%\GAUGE32.OCX
- %System%\mscomm32.ocx
- %System%\comdlg32.ocx
- %Windows%\fadec.ini
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It drops and executes the following files:
- {Current Malware Path}\FADV38.uzy
SOLUTION
9.850
7.852.03
22 Feb 2011
7.853.00
23 Feb 2011
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Search and delete this file
- {Current Malware Path}\FADV38.uzy
- {Current Malware Path}\OLEPRO32.DLL
- {Current Malware Path}\VB40032.DLL
- {Current Malware Path}\GAUGE32.OCX
- {Current Malware Path}\mscomm32.ocx
- {Current Malware Path}\comdlg32.ocx
- {Current Malware Path}\CList.dat
- %System%\VB40032.DLL
- %System%\GAUGE32.OCX
- %System%\mscomm32.ocx
- %System%\comdlg32.ocx
- %Windows%\fadec.ini
Step 4
Scan your computer with your Trend Micro product to delete files detected as TROJ_BECON.B. 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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