Modified by: Sabrina Lei Sioting
ALIASES:

Hacktool [Symantec]; PAK:ASPack [Kaspersky]; Tool-TCPScan [Mcafee]

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This hacking tool may arrive bundled with malware packages as a malware component.

  TECHNICAL DETAILS

File Size: 19,456 bytes
File Type: PE
File Compression: Aspack
Memory Resident: No
Initial Samples Received Date: 09 Jun 2009

Arrival Details

This hacking tool may arrive bundled with malware packages as a malware component.

NOTES:
This hacking tool probes a computer system running TCP/IP to determine which TCP and UDP ports are open and listening. This routine allows users to install malicious applications, effectively compromising the affected system's security.

It uses the following options for its configuration settings:

  • Target IP address or host name
  • Range of port number to scan
  • Location of the log file into which it saves the gathered information
It is a command line tool.

  SOLUTION

Minimum Scan Engine: 8.900
FIRST VSAPI PATTERN FILE: 6.182.02
FIRST VSAPI PATTERN DATE: 09 Jun 2009

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

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