GridinSoft Threat Intelligence

File Association Fixer _Rs9D.exe threat report

Detected as Trojan.Agent File reputation report
MD5 ef9b2fc5dd8e0fcdda7d913abc2a8a9d
Latest seen 2022-04-01 23:33:53 (4 years ago)
First seen 2022-04-01 23:33:53 (4 years ago)
Size 5 MB
Publisher InstBase S.R.L.
Product LgInstall
Signed by Instbase S.R.L.

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
2022-04-01 23:33:53 (4 years ago)
File hash
ef9b2fc5dd8e0fcdda7d913abc2a8a9d
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 2022-04-01 23:33:53 (4 years ago); latest analysis 2022-04-01 23:33:53 (4 years ago).

Publisher context

Company metadata: InstBase S.R.L.. Product metadata: LgInstall.

Digital signature

Signed by Instbase S.R.L.. The signature is reported as valid, but signed files can still be bundled or abused.

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.

File Association Fixer _Rs9D.exe is a Windows file recorded in the ThreatInfo database. It is associated with LgInstall. The reported company name is InstBase S.R.L.. The current detection status is Trojan.Agent, based on the latest analysis from 2022-04-01 23:33:53 (4 years ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If File Association Fixer _Rs9D.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: LgInstall
Company Name: InstBase S.R.L.
MD5: ef9b2fc5dd8e0fcdda7d913abc2a8a9d
Size: 5 MB
First Published: 2022-04-01 23:33:53 (4 years ago)
Latest Published: 2022-04-01 23:33:53 (4 years ago)
Status: Trojan.Agent (on last analysis)
Analysis Date: 2022-04-01 23:33:53 (4 years ago)
File Association Fixer _Rs9D.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.

Signed By: Instbase S.R.L.
Status: Valid

The signature on File Association Fixer _Rs9D.exe is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

%profile%

ThreatInfo has observed File Association Fixer _Rs9D.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 File Association Fixer _Rs9D.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.

File Association Fixer _Rs9D.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 0x003f7b60
Image base 0x0000000000400000

PE Sections:

Sections 11
Raw data 5251072

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

.text 4236288 bytes · 80.7% of section data
MD5 c8b614d73ec447b0798c0377024955e4
.data 325120 bytes · 6.2% of section data
MD5 2a7320aeda919eae0e392eda840a4397
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.idata 18944 bytes · 0.4% of section data
MD5 f65927e1243d31e9f55922d5b6515f99
.didata 5120 bytes · 0.1% of section data
Uncommon name
MD5 297f44bc363503ba2dbf14d04dd06917
.edata 512 bytes · 0.0% of section data
MD5 b27f1a94244b04b5ddcdd098aef4719c
.tls 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.rdata 512 bytes · 0.0% of section data
MD5 f46bc7d2aa7c3093b790418dee1fda39
.reloc 231424 bytes · 4.4% of section data
MD5 781c8dcb6026986a4fb9b799f555a834
.pdata 192000 bytes · 3.7% of section data
MD5 f048ccba036396fbe7d3e707c11cd22b
.rsrc 241152 bytes · 4.6% of section data
MD5 4daa8df090b6fb4adb0fdafd174780b5

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 File Association Fixer _Rs9D.exe by MD5 ef9b2fc5dd8e0fcdda7d913abc2a8a9d. 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 ef9b2fc5dd8e0fcdda7d913abc2a8a9d.
  • 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.