Wirelessnetview

Overview

HackTool:Win32/Wirelessnetview refers to the detection of a legitimate, dual-use network utility created by NirSoft. The tool is designed to monitor and display information about all wireless networks in range (SSIDs, MAC addresses, signal quality). However, it is frequently packaged by threat actors and used maliciously as part of a post-compromise 'Living off the Land' strategy for network discovery (`T1046`).

Understanding Wirelessnetview (Dual-Use Abuse)
To an end-user, there is no visible impact. For a SOC analyst, detecting a niche system administration tool on an endpoint where it doesn't belong (like a receptionist's laptop) is a massive red flag. Threat actors use tools like Wirelessnetview because they are digitally signed and often bypass strict AV rules, allowing the attacker to map the physical and logical network environment without deploying custom malware.

Execution and Discovery Mechanics
After gaining initial access (often via a trojan or phishing), the attacker downloads `wirelessnetview.exe`. They execute it, often silently via command-line arguments, to dump a list of all visible BSSIDs (routers) and SSIDs to a text file (`T1046`). This information is highly valuable; attackers can cross-reference the BSSIDs with public geolocation databases (like WiGLE) to determine the exact physical location of the infected endpoint, or identify poorly secured guest networks to pivot into.

Indicators of Compromise & Impact
The impact is a loss of operational security and enhanced situational awareness for the attacker. Host-based IoCs include the unexpected execution of `wirelessnetview.exe` (or a renamed version of the binary), often accompanied by command-line arguments specifying a text or CSV output file. The presence of the tool in temporary directories (like `%Temp%`) rather than a standard installation folder is highly suspicious.

MITRE ATT&CK Techniques

Observed techniques used by this family, mapped to the MITRE ATT&CK framework:

Generated Detections (Boilerplate)

These YARA and Sigma rules are auto-generated based on the family name and aliases. They must be heavily tuned before deployment in a production environment.

YARA Rule

rule MALWARE_WIN_WIRELESSNETVIEW {
    meta:
        description = "Detects Wirelessnetview (trojan)"
        author = "SystemHelpdesk Boilerplate Generator"
        date = "2026-07-06"
    strings:
        $s1 = "wirelessnetview" ascii wide nocase
    condition:
        uint16(0) == 0x5a4d and any of them
}

Sigma Rule

title: Suspicious Wirelessnetview Activity
id: 789d1c5bce8099e41a660398ee8a59d4
status: experimental
description: Detects generic indicators of the wirelessnetview malware family.
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith:
            - '\cmd.exe'
            - '\powershell.exe'
        CommandLine|contains:
            - "*wirelessnetview*"
    condition: selection
level: medium

Containment & Response Steps

Ordered checklist for responders. Adapt to your environment and engage professional support for active incidents.

1. Determine if the execution of Wirelessnetview was authorized (e.g., a network admin performing a survey). If not, treat as a breach.
2. Locate the output file generated by the tool to determine exactly what network information the attacker successfully mapped.
3. Isolate the endpoint and begin a full forensic investigation to determine the initial access vector (how did the tool get there?).
4. Hunt across the network for the execution of other common NirSoft tools (like WebBrowserPassView), which are frequently used in tandem.

What to Avoid

Common mistakes during response to this family that can destroy evidence, spread the infection, or worsen recovery.

1. Do not whitelist all NirSoft tools globally; while legitimate, they are weaponized in almost every major ransomware campaign.
2. Avoid closing the ticket simply by deleting the tool; the attacker is already in your network if they are running discovery tools.

References & External Analysis

• Search "wirelessnetview" on VirusTotal (External Analysis)

Frequently Asked Questions

Related Families (Category: trojan)

Explore other malware families in the same category:

• Fraudpack
• Bolik
• Cidox
• Adkdllwrapper
• Gamevance

Machine-readable

Get this profile as JSON: https://jordan123234-malware-families-explorer.static.hf.space/api/wirelessnetview.json

Ecosystem & Interactive Environments

This profile is part of the Malware Families Catalog, a public dataset of 2,899 malware families. The catalog is also published across our ecosystem: Hugging Face, Kaggle, Zenodo, Replit, StackBlitz, CodeSandbox, and CodePen.