{
  "family": "ipswitch",
  "sample_count": 2,
  "category": "ransomware",
  "description": "Riskware:Win32/Ipswitch is a heuristic detection used to flag potentially unwanted or unauthorized network utilities, specifically those related to the legitimate software company Progress Software (formerly Ipswitch), makers of tools like WS_FTP and MOVEit. While the software itself is legitimate, in an enterprise context, the unauthorized installation of these file transfer tools constitutes a severe policy violation (Shadow IT) and presents a massive risk for unmonitored data exfiltration (`T1048.003`).<br><br><b>Understanding Ipswitch (Unauthorized File Transfer Tools)</b><br>To an end-user, installing an Ipswitch FTP client might seem like a convenient way to send a large file to a vendor. For a security administrator, this is a critical incident. These unauthorized tools bypass corporate Data Loss Prevention (DLP) controls, proxy inspections, and established secure file transfer protocols. Furthermore, vulnerabilities in legacy versions of these tools (most notably the catastrophic MOVEit vulnerabilities in 2023) are prime targets for ransomware gangs.<br><br><b>Execution and Risk Mechanics</b><br>The software is usually downloaded intentionally by an employee. Because it is legitimate commercial software, it rarely triggers standard antivirus signatures. The risk lies in its behavior: these tools are designed to facilitate rapid, high-volume data transfer over FTP, SFTP, or HTTPS (`T1048.003`). If an employee's credentials are compromised, or if the tool is misconfigured (e.g., exposing an anonymous FTP server), threat actors can seamlessly exfiltrate sensitive corporate data without triggering standard network alarms. Additionally, if the software is unpatched, it can serve as a direct entry point for attackers (`T1190`).<br><br><b>Indicators of Compromise & Impact</b><br>The primary impact is the high probability of data exfiltration and the introduction of vulnerable, unmanaged infrastructure. Host-based IoCs include the presence of known Ipswitch executables (e.g., `wsftppro.exe`) or services installed in `C:\\Program Files`. Network IoCs include sudden spikes in outbound FTP or SFTP traffic originating from standard user workstations, circumventing established proxy gateways.",
  "cta": "Published by the SystemHelpdesk team.",
  "aliases": [],
  "enrichment_level": "expert-seo",
  "faq": [],
  "faq_count": 0,
  "mitre_attack": [
    "T1048.003",
    "T1204.002",
    "T1190"
  ],
  "cisa_advisory": null,
  "last_updated": "2026-06-09",
  "mitre_attack_detail": [
    {
      "id": "T1048.003",
      "name": "Exfiltration Over Alternative Protocol (Using unauthorized FTP/SFTP clients to bypass DLP)",
      "tactic": "Exfiltration"
    },
    {
      "id": "T1190",
      "name": "Exploit Public-Facing Application (If unauthorized server components are installed and exposed)",
      "tactic": "Initial Access"
    },
    {
      "id": "T1204.002",
      "name": "User Execution: Malicious File (Intentional installation by the user)",
      "tactic": "Execution"
    }
  ],
  "containment_steps": [
    "Immediately terminate the unauthorized file transfer processes and isolate the machine to halt any potential ongoing data exfiltration.",
    "Uninstall the software and review local logs to determine what data was transferred and to which external destinations.",
    "Audit firewall rules to ensure that outbound FTP/SFTP traffic is strictly blocked for standard user workstations and only permitted through authorized gateways.",
    "Enforce strict Application Control (WDAC/AppLocker) policies to prevent standard users from installing unapproved network utilities."
  ],
  "what_to_avoid": [
    "Do not ignore the detection just because the software is a 'known brand'; unauthorized data transfer tools are a primary vector for insider threat and exfiltration.",
    "Avoid simply uninstalling the software without investigating its usage history."
  ],
  "target_industries": [
    "Global / Opportunistic"
  ],
  "motivation": "Opportunistic",
  "threat_actors": [
    "Unknown / Cybercriminal"
  ],
  "target_geographies": [
    "Global"
  ]
}