Threat Encyclopedia

VBS_PHEL.P

Malware type: VBScript

Aliases: Trojan-Downloader.JS.Small.bq (Kaspersky), JS/Exploit-HelpXSite (McAfee), Trojan.Phel (Symantec), EXP/VBS.Phel.V (Avira), Troj/Cgab-A (Sophos),

In the wild: Yes

Destructive: No

Language: English

Platform: Windows 95, 98, ME, NT, 2000, XP

Encrypted: Yes

Overall risk rating:

Reported infections:

Damage potential:

Medium

Distribution potential:

Low

Description: 

This Visual Basic Script downloads and executes other malware applications into a system when a user clicks on the link contained in a mass-mailed email message with the following details:

News from Neverland

Last night, while in his Neverland Ranch, Michael Jackson has made a suicidal attempt.

They suggest this attempt follows the last claim was made against the king of pop. 46 years old Michael has left pre-suicid note which describes and interpretes some of his sins.

Read http://mega{BLOCKED}buz.com more...

This Web site contains an encrypted script that exploits the following Windows vulnerability to download the file PPP.HTA (detected by Trend Micro as VBS_INOR.Q):

  • HTML Help File Code Execution, which is a vulnerability that could be used to launch code via shortcuts in HTML help files without user-approval. More information on this vulnerability is found in Microsoft Security Bulletin MS00-037.

For additional information about this threat, see:

Description created: Jun. 10, 2005 10:28:22 AM GMT -0800
Description updated: Jun. 10, 2005 2:55:10 PM GMT -0800


TECHNICAL DETAILS


File type: Script

Memory resident:  No

Size of malware: 3,017 Bytes

Initial samples received on: Jun 10, 2005

Related toVBS_INOR.Q

Details:

This Visual Basic Script downloads and executes other malware applications into a system when a user clicks on the link contained in a mass-mailed email message with the following details:

News from Neverland

Last night, while in his Neverland Ranch, Michael Jackson has made a suicidal attempt.

They suggest this attempt follows the last claim was made against the king of pop. 46 years old Michael has left pre-suicid note which describes and interpretes some of his sins.

Read http://mega{BLOCKED}buz.com more...

This Web site contains an encrypted script that exploits the following Windows vulnerability to download the file PPP.HTA (detected by Trend Micro as VBS_INOR.Q):

  • HTML Help File Code Execution, which is a vulnerability that could be used to launch code via shortcuts in HTML help files without user-approval. More information on this vulnerability is found in Microsoft Security Bulletin MS00-037.

Analysis By: Michael Rosario Cortes


SOLUTION


Minimum scan engine version needed: 6.810

Pattern file needed: 2.680.05

Pattern release date: Jun 10, 2005


Important note: The "Minimum scan engine" refers to the earliest Trend Micro scan engine version guaranteed to detect this threat. However, Trend Micro strongly recommends that you update to the latest version in order to get comprehensive protection. Download the latest scan engine here.

Solution:

Note: To fully remove all associated malware, perform the clean solution for VBS_INOR.Q.

Important Windows ME/XP Cleaning Instructions

Users running Windows ME and XP must disable System Restore to allow full scanning of infected systems.

Users running other Windows versions can proceed with the succeeding procedure set(s).

Running Trend Micro Antivirus

Systems infected with this malware can be cleaned by simply scanning for and deleting files detected as VBS_PHEL.P. To do this, Trend Micro customers must download the latest pattern file and scan their system. Other Internet users can use HouseCall, Trend Micro's online virus scanner.

Applying Patches

This malware exploits a known vulnerability in Windows. Download and install the following fix patch supplied by Microsoft:

Refrain from using this product until the appropriate patch has been installed. Trend Micro advises users to download critical patches upon release by vendors.




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