ADW_ADPOSHEL.COMPONENT

 Analysis by: Robert Tacbad

 ALIASES:

Adware:Win32/Adposhel (Microsoft), PUA.Adposhel (Ikarus)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Adware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Adware may be dropped by other malware. It arrives as a component bundled with malware/grayware packages. It may be manually installed by a user.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

496,128 bytes

File Type:

DLL

Memory Resident:

No

Initial Samples Received Date:

30 Aug 2016

Arrival Details

This Adware may be dropped by other malware.

It arrives as a component bundled with malware/grayware packages.

It may be manually installed by a user.

Other System Modifications

This Adware adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
{random numbers}
Example values of {random numbers} are:

  • 11598763487076930564
  • 3236336753076677100

Other Details

This Adware requires its main component to successfully perform its intended routine.

  SOLUTION

Minimum Scan Engine:

9.800

SSAPI PATTERN File:

1.765.00

SSAPI PATTERN Date:

08 Sep 2016

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

Delete this registry key

[ Learn More ]

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.

  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{random numbers}

Step 4

Scan your computer with your Trend Micro product to delete files detected as ADW_ADPOSHEL.COMPONENT. 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

The following created files/folders/registry keys/registry entries cannot be identified by the user since there are no reference values in the created key. The only way it can be identified is by comparing the present system information with a backup. Note that the said components do not have to be deleted since it won't be harmful to the system.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
    • {random}


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