TSPY_BANKER.RCH
Generic PWS.vb (McAfee); Trojan.Gen (Symantec); Trojan-Banker.Win32.Banker.spoc (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Generic.KD.501173 (FSecure)
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This spyware 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
5,183,488 bytes
EXE
Yes
10 May 2012
Arrival Details
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Autostart Technique
This spyware adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
LiveSp2 = "{malware path and file name}"
Other System Modifications
This spyware adds the following registry keys:
HKEY_CURRENT_USER\SOFTWARE\Microsoft\
Windows\IComplemento
It adds the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\IComplemento
LiveSp2 = "0.2"
Dropping Routine
This spyware drops the following files:
- %System Root%\libmysql41.dll
(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.)
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
Restart in Safe Mode
Step 3
Delete this registry key
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
- IComplemento
Step 4
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
- LiveSp2 = "{malware path and file name}"
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\IComplemento
- LiveSp2 = "0.2"
Step 5
Search and delete this file
- %System Root%\libmysql41.dll
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TSPY_BANKER.RCH. 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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