LFS.exe.BAK threat report

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Analyst brief

What this report says

GridinSoft Anti-Malware detects LFS.exe.BAK as General Threat. The sample was last observed on 2026-01-22 23:06:16 (4 months ago). This detection belongs to the Backdoor report group, where related files are organized by family-level behavior and prevalence.

This page combines the detection verdict with file identity, publisher metadata, alternate names, observed paths, geography, OS signals, and PE details so the report reads as a triage record rather than a standalone download page.

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as General Threat. 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

General Threat

Recommended action

Scan and remove

Last analysis

2026-01-22 23:06:16 (4 months ago)

File hash

11d88e066dca381f6c4eaa25eac210a5

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Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as General Threat, part of the Backdoor threat category.

Category context

Remote-access components that can give an operator control over an affected system. Related Backdoor reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2017-07-31 11:03:40 (8 years ago); latest analysis 2026-01-22 23:06:16 (4 months ago).

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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 Backdoor category for related samples and common context.

LFS.exe.BAK is a Windows file recorded in the ThreatInfo database. The current detection status is General Threat, based on the latest analysis from 2026-01-22 23:06:16 (4 months ago). ThreatInfo groups this verdict with Backdoor reports for broader family-level investigation.

If LFS.exe.BAK 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 General Threat.

File Details

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.

ThreatInfo has observed LFS.exe.BAK 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.

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geographic signal

Observed country distribution

ThreatInfo has seen LFS.exe.BAK across 18 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Turkey

Share 48.8%

Low High activity

The strongest geographic signal for this file is Turkey with 48.8% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

The most common operating system signal for LFS.exe.BAK is Windows 10 with 46.5% 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.

Analysis

LFS.exe.BAK is identified as pe for 32-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.

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 General Threat

This report identifies LFS.exe.BAK by MD5 11d88e066dca381f6c4eaa25eac210a5. It is part of the Backdoor 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 11d88e066dca381f6c4eaa25eac210a5.
• 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 Backdoor category to compare similar reports.