Analysis by: Neljorn Nathaniel Aguas

 PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

This Hacking Tool 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

File Size: 29,696 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 18 Oct 2024
Payload: Connects to URLs/IPs, Drops files

Arrival Details

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Hacking Tool drops the following files:

  • {Grayware Path}\ip.txt → contains a list of found IP addresses successfully connected to the specified port.

Other Details

This Hacking Tool does the following:

  • It tests if a port is open by connecting to a specified range of IP addresses to a specified port via TCP connection.
  • It displays the following console output:

It accepts the following parameters:

  • {IP Address Range} → Range of IP addresses to scan (e.g., 172.16.0.0 172.16.0.254)
  • {Port} → Port to scan
  • {Number of Hosts Per Scan} → value ranging from 1 to 800

    The above parameters are entered in the following order:
    • {IP Address Range} {Port} {Number of Hosts Per Scan}

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 2.773.00
SSAPI PATTERN Date: 24 Oct 2024

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • {Grayware Path}\ip.txt

Step 4

Scan your computer with your Trend Micro product to delete files detected as HackTool.Win64.PortScan.G. 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 the following Trend Micro Support pages for more information:


Did this description help? Tell us how we did.