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HKTL_PANRAT

June 15, 2013
 Analysis by: Anthony Joe Melgarejo
 ALIASES:

RDN/Downloader.a!ls (McAfee)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW


This hacking tool may be manually installed by a user.

  TECHNICAL DETAILS

File Size:

949,248 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

14 Jun 2013

Payload:

Compromises system security

Arrival Details

This hacking tool may be manually installed by a user.

Other System Modifications

This hacking tool adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings
PrivDiscUiShown = "1"

NOTES:

It is the client component of the Pandora Remote Access Tool.

It displays a window for its GUI. It has the following capabilities:

  • Create a binary file for its server and downloader component.
  • Manage files, processes, services and windows remotely.
  • Perform screen, webcam, audio, keylog and password surveillance.
  • Edit the registry.
  • Perform remote shell.
  • Edit and deploy scripts to the server.

  SOLUTION

Minimum Scan Engine:

9.300

SSAPI PATTERN File:

1.410.15

SSAPI PATTERN Date:

04 Jun 2013

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

Identify and terminate files detected as HKTL_PANRAT

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 3

Delete this registry value

[ 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.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
    • PrivDiscUiShown = "1"

Step 4

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