MalwareTips
Threat LensFile scan report

Is ep_setup.exe safe?

Verdict
Suspicious

ExplorerPatcher installer flagged as PUA riskware due to patching behaviour and low-tier detections.

The file is the unsigned installer for ExplorerPatcher, a known Windows customization tool. One tier-1 engine labels it riskware/PUA while the rest are clean; its process-injection and service-manipulation techniques are expected for this legitimate utility.

Do not install it until verified

Block or allow based on policy; the file is a known PUA rather than malware.

Read the full analysis
Saved file evidenceAntivirus consensus
4of 75 flagged
Flagged 4No detection 71
Digital specimenep_setup.exef689c068d61e7339ef…0ff80c11a84ae8
Size11.6 MB
Code signingUnsigned
SandboxRuntime complete
First seen7d ago
Evidence3 priority signals
1 high-confidence signature or behavior rule matched this file.

Recommended next actions

01

Before installing

Do not install it until the source and publisher can be verified independently.

02

If you already installed it

Stop using it, scan the device, and watch for unexpected behavior or security alerts. Download a fresh installer from the developer's official site or an official app store.

Chapter 02

Intelligence

The saved assessment, checked against the scan evidence and recorded coverage.

MT AI Engine · Verdict analysis

The reasoning behind this verdict

This section explains the evidence supporting the verdict and keeps conflicting or missing signals visible.

78%Confidence
High
Analyst conclusion

The file is the unsigned installer for ExplorerPatcher, a known Windows customization tool. One tier-1 engine labels it riskware/PUA while the rest are clean; its process-injection and service-manipulation techniques are expected for this legitimate utility.

Where this verdict could be wrong1 caveat
  • If the process-injection behaviour were used maliciously the T1055 signal would be stronger, but the exact command lines and dropped ExplorerPatcher DLLs align with the known legitimate tool rather than malware.

These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.

Recommended action

Block or allow based on policy; the file is a known PUA rather than malware.

Scan transparency

Coverage & freshness

3 of 5 complete

Complete means the check returned a usable result. It does not mean the file is safe.

  • Antivirus

    Complete

    4 of 75 engines flagged the file.

  • Sandbox

    Complete

    1 isolated runtime environment contributed observations.

  • Network

    Not run

    No contacted-host reputation check is recorded.

    No timestamp recorded

  • YARA

    Complete

    1 signature or behavior rule matched.

  • External intel

    Not run

    No independent reference checks are recorded.

    No timestamp recorded
Chapter 03

Behavior

Plain-English impact first, then the observed runtime evidence.

Runtime flight recorder

Capture complete
  • 1isolated sandbox run
  • 29MITRE ATT&CK techniques
  • 15spawned processes
  • 0network contacts
  • 15filesystem & mutex artifacts

What this file does

Observed actions and their security significance

  • High concern: Injected code into another process, a technique that can conceal execution.

  • High concern: Configured an event-triggered execution mechanism.

  • High concern: Changed an auto-start location that can make code run after sign-in or restart.

  • High concern: Attempted to impair or bypass security controls.

  • Moderate concern: Contained obfuscated or packed code that makes inspection harder.

  • Moderate concern: Runs hidden system commands (script or shell).

  • Moderate concern: Removed execution artefacts or logs, which can conceal activity.

These are observed capabilities from an isolated analysis. A technique does not prove malicious intent on its own, and the file never ran on your device.

Recorded behavior

Attack story

Runtime observations grouped by analysis stage. Arrows organize the stages; they do not claim chronology or causality.

ObservedDerived

5 recorded facts from one runtime window. Every fact remains independently traceable in Analyst mode.

Chapter 04

Detection & Forensics

Consensus, attribution, signatures, code structure, prevalence, and identity.

Chapter 05

Safety & FAQ

Complete recovery guidance and answers for the next decision.

What to do now

We couldn't fully clear this file. Treat it with caution.

  1. Recovery step 01

    Don't install it unless you're certain it came from a source you trust.

  2. Recovery step 02

    Check where you got it — an unexpected attachment or a random download link is a red flag.

  3. Recovery step 03

    If its origin cannot be confirmed, delete this file and use a fresh copy from a trusted source. Download a fresh installer from the developer's official site or an official app store.

  4. Recovery step 04

    If you're still unsure, scan it again in a day or two — detections often catch up on newer files.

Safety FAQ

Direct answers grounded in the saved verdict and evidence in this report.

8 evidence-based answers
Is ep_setup.exe safe, or is it malware?
Evidence-based answer
ep_setup.exe is suspicious — treat it as unsafe until you're sure. 4 of 75 antivirus engines flag it (family: explorerpatcher); that detection signal contributes to the cautious verdict. Don't install it unless you fully trust where it came from. Download a fresh installer from the developer's official site or an official app store.
What is ep_setup.exe?
Evidence-based answer
ep_setup.exe is a software installer, about 11.6 MB. We identify a file by its cryptographic hash rather than its name, because the same filename can be reused by completely different files — the hash below is the reliable fingerprint.
How many antivirus engines detected ep_setup.exe?
Evidence-based answer
4 of 75 antivirus engines flagged ep_setup.exe, 4 of them as outright malicious. The raw count alone does not establish safety or danger; we also weigh which engines flagged it and corroborating behavior, identity, reputation, and rule evidence.
I already downloaded and installed ep_setup.exe — what should I do?
Evidence-based answer
Act quickly. 1) Disconnect the device from the internet to stop the malware communicating or spreading. 2) Run a full scan with reputable anti-malware software (such as Malwarebytes) and quarantine everything it finds. 3) Change your important passwords from a DIFFERENT, clean device — many threats log keystrokes or steal saved credentials. 4) If you bank or shop on this device, watch closely for fraud and alert your bank. 5) For a confirmed infection, the most reliable fix is to back up your personal files and reinstall the operating system for a clean start.
How do I remove ep_setup.exe?
Evidence-based answer
To remove ep_setup.exe: 1) restart into Safe Mode (Safe Mode with Networking if you need to download a tool) so the malware doesn't auto-start. 2) Run a full scan with reputable anti-malware software and let it quarantine or delete the detections. 3) Delete this file from the device, then empty the Recycle Bin or Trash. 4) Check your browser extensions, startup items, and scheduled tasks for anything unfamiliar. 5) Reboot and scan again to confirm it's gone. If detections keep coming back, a clean operating-system reinstall is the most dependable cure.
What kind of malware is ep_setup.exe?
Evidence-based answer
ep_setup.exe is classified as adware or a potentially unwanted program (PUA) — not always destructive, but it bundles ads, trackers, or unwanted changes you didn't ask for. Engines attribute it to the explorerpatcher family. Knowing the family matters because it tells you the likely impact — data theft, remote control, file encryption, or unwanted ads — and guides the cleanup.
What is the SHA-256 hash of ep_setup.exe?
Evidence-based answer
The SHA-256 hash of ep_setup.exe is f689c068d61e7339efc6eba266d9674b41c5ef96dff0cc90ab0ff80c11a84ae8, and its MD5 is f4a34ca503c245db745e74636c307273. This hash is the file's unique fingerprint — two files with the same SHA-256 are identical. Use it to confirm you're looking at exactly this file (not just one with the same name) when comparing against antivirus databases or a download's published checksum.
How up to date is this analysis of ep_setup.exe?
Evidence-based answer
This report reflects the scan run on May 26, 2026. Because a file's hash never changes, the identity of ep_setup.exe is fixed — but antivirus coverage improves over time, so a file that looks clean today can pick up detections later (and vice-versa). If you need the latest picture, MalwareTips staff can re-run the analysis from scratch.
Chapter 06

Community

Member reviews and reports for this exact file hash.

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The raw file is processed temporarily and is not retained after processing. Its hash and report are public and permanent, so the next person who checks the same file gets an instant answer. Unknown files may be submitted to VirusTotal for analysis. If you ran this file on your computer and are worried, scan your system with an up-to-date antivirus and change critical passwords from a different device.