GridinSoft Threat Intelligence

ntlhost.exe threat report

Detected as Trojan.Agent File reputation report
MD5 f8c330c1e0d6a3fd2455434a29b434db
Latest seen 2023-04-29 23:47:00 (3 years ago)
First seen 2023-04-29 23:47:00 (3 years ago)
Size 791 MB
Publisher ESTsoft Corp.
Product ALTools Updater

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Agent. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
Trojan.Agent
Recommended action
Scan and remove
Last analysis
2023-04-29 23:47:00 (3 years ago)
File hash
f8c330c1e0d6a3fd2455434a29b434db
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Agent, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2023-04-29 23:47:00 (3 years ago); latest analysis 2023-04-29 23:47:00 (3 years ago).

Publisher context

Company metadata: ESTsoft Corp.. Product metadata: ALTools Updater.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Trojan category for related samples and common context.

ntlhost.exe is a Windows file recorded in the ThreatInfo database. It is associated with ALTools Updater. The reported company name is ESTsoft Corp.. The current detection status is Trojan.Agent, based on the latest analysis from 2023-04-29 23:47:00 (3 years ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If ntlhost.exe appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Trojan.Agent.

Product Name: ALTools Updater
Company Name: ESTsoft Corp.
MD5: f8c330c1e0d6a3fd2455434a29b434db
Size: 791 MB
First Published: 2023-04-29 23:47:00 (3 years ago)
Latest Published: 2023-04-29 23:47:00 (3 years ago)
Status: Trojan.Agent (on last analysis)
Analysis Date: 2023-04-29 23:47:00 (3 years ago)
ntlhost.exe detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

%appdata%

ThreatInfo has observed ntlhost.exe in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

Windows 10 100.0%

The most common operating system signal for ntlhost.exe is Windows 10 with 100.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

ntlhost.exe is identified as pe for 64-bit systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x00865085
Image base 0x0000000000400000

PE Sections:

Sections 3
Raw data 3644416

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.MPRESS1 3636736 bytes · 99.8% of section data
Uncommon name
MD5 15a4f944a0be59f978c833f68ea09fa9
.MPRESS2 3072 bytes · 0.1% of section data
Uncommon name
MD5 f0e3078ac9dcebdd67af0108273cd56f
.rsrc 4608 bytes · 0.1% of section data
MD5 45644f244684a004e82d7ec5ac0a1d5b

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

Report conclusion

GridinSoft detects this file as Trojan.Agent

This report identifies ntlhost.exe by MD5 f8c330c1e0d6a3fd2455434a29b434db. It is part of the Trojan report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with f8c330c1e0d6a3fd2455434a29b434db.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the Trojan category to compare similar reports.