Ghost

Category: trojan · Aliases: Trojan.GhostRAT, Backdoor.Gh0st, Win32/Ghost, Gh0st · Sample count (EMBER 2018): 1 · Enrichment: insufficient_information · Updated: 2026-07-02T07:23:02Z

Category: TrojanActor: Unknown / CybercriminalIndustry: Global / OpportunisticMotivation: Opportunistic

Overview

Executive Summary

Ghost RAT (Remote Access Trojan), originally released as the "Gh0st RAT," is one of the most infamous, pervasive, and influential backdoors in the history of cyber espionage. Since its source code was publicly released in the late 2000s, it has been heavily modified and utilized by countless threat actors, ranging from script kiddies to sophisticated Chinese state-sponsored APT groups (like APT18 and APT27). It provides complete, administrative control over a compromised Windows system.

Infection Vector and Technical Capabilities

Ghost RAT is primarily distributed via targeted spear-phishing campaigns (often utilizing malicious Excel or Word documents with exploit payloads) or dropped as a secondary payload by other malware. Once executed, Ghost RAT exhibits powerful and stealthy capabilities:

Complete System Control: It grants the remote attacker full administrative capabilities, including a live interactive command shell, a file manager (upload/download/execute), registry editing, and service management.
Advanced Surveillance: Ghost RAT is notorious for its comprehensive surveillance modules. It can capture live screenshots, record audio from the microphone, intercept webcam feeds, and log all keystrokes in real-time.
Network Proxying and Zombification: The RAT can be configured to act as a proxy, allowing the attacker to route traffic through the infected host. Furthermore, the malware acts as a botnet client, allowing attackers to coordinate massive DDoS attacks using the compromised infrastructure.
Evasion: The malware often uses process injection (hollowing out `svchost.exe`) to hide its execution and modifies the registry (via `Run` keys or creating malicious services) for persistence.

Threat Assessment

A Ghost RAT infection is a critical security incident. Its presence signifies total compromise of the endpoint. The threat actor possesses the ability to exfiltrate any data on the machine, monitor all user activity, and use the machine as a beachhead to pivot laterally into the corporate network.

Incident Response and Remediation

Immediate Network Isolation: The highest priority is to sever the connection to the C2 server by instantly isolating the infected endpoint from the LAN.
Memory Forensics: Because Ghost RAT frequently utilizes process injection, memory forensics (e.g., using Volatility) is often required to identify the injected processes and extract the specific C2 configuration and network indicators.
Total Re-imaging: Attempting to "clean" a Ghost RAT infection is highly dangerous due to its deep hooks and rootkit-like capabilities. The endpoint must undergo a complete bare-metal wipe and re-image, alongside a global reset of all associated user credentials.

Known aliases

Threat reports may refer to this family under multiple names:

MITRE ATT&CK Techniques

This family has been observed using the following ATT&CK techniques: T1055.001 T1071.001 T1056.001 T1125 T1123

Tactical Mitigations

Based on the techniques used by this family, consider the following defensive strategies:

T1056.001: Implement Endpoint Detection and Response (EDR) to monitor for suspicious API calls related to keystroke interception. Enforce Multi-Factor Authentication (MFA) to render stolen passwords useless.
T1071.001: Implement web filtering and SSL/TLS inspection to detect malicious command and control (C2) traffic hiding in HTTP/HTTPS.
T1125: Restrict access to local camera or microphone APIs. Utilize endpoint protection that monitors hardware access.

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_GHOST {
    meta:
        description = "Detects Ghost (trojan)"
        author = "SystemHelpdesk Boilerplate Generator"
        date = "2026-07-06"
    strings:
        $s1 = "ghost" ascii wide nocase
        $s2 = "trojan.ghostrat" ascii wide nocase
        $s3 = "backdoor.gh0st" ascii wide nocase
        $s4 = "win32/ghost" ascii wide nocase
        $s5 = "gh0st" ascii wide nocase
    condition:
        uint16(0) == 0x5a4d and any of them
}

Sigma Rule

title: Suspicious Ghost Activity
id: 71144850f4fb4cc55fc0ee6935badddf
status: experimental
description: Detects generic indicators of the ghost malware family.
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith:
            - '\cmd.exe'
            - '\powershell.exe'
        CommandLine|contains:
            - "*ghost*"
            - "*trojan.ghostrat*"
            - "*backdoor.gh0st*"
            - "*win32/ghost*"
            - "*gh0st*"
    condition: selection
level: medium

References & External Analysis

Search "ghost" on VirusTotal (External Analysis)

Frequently Asked Questions

How do I remove the Ghost Trojan from Windows?

Manual removal of Ghost is highly discouraged as it may leave persistence mechanisms intact. We recommend disconnecting the device from the internet and utilizing a professional incident response service or enterprise-grade EDR software to conduct a full forensic sweep.

Is Ghost a virus or a Trojan?

Ghost is classified as a Trojan. Unlike traditional viruses that infect files, modern malware like Ghost typically operates as a standalone payload designed to compromise systems, steal data, or deploy secondary stage implants.

What are the main symptoms of a Ghost infection?

Symptoms of Ghost can include unexpected system slowness, unauthorized outbound network traffic to unknown IP addresses, disabled security software, and suspicious background processes running from AppData or Temp directories.

Related Families (Category: trojan)

Explore other malware families in the same category:

Protect Your Network Against Trojans

Want to prevent Ghost and similar threats from compromising your organization? Read our comprehensive defensive guide: Banking Trojan Protection.

Need help with an active incident? Published by the SystemHelpdesk team.

Machine-readable

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