GridinSoft Threat Intelligence

RtkApi64.dll file report

Under review File reputation report
MD5 d6107f325403a10189c8bf8d65239f16
Latest seen 2021-01-04 13:41:25 (5 years ago)
First seen 2020-06-27 06:46:02 (5 years ago)
Size 3 MB
Publisher Realtek Semiconductor Corp.
Product Realtek APO API
Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-06-27 06:46:02 (5 years ago); latest analysis 2021-01-04 13:41:25 (5 years ago).

Publisher context

Company metadata: Realtek Semiconductor Corp.. Product metadata: Realtek APO API.

Digital signature

Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher. 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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

RtkApi64.dll is a Windows file recorded in the ThreatInfo database. It is associated with Realtek APO API. The reported company name is Realtek Semiconductor Corp.. The current detection status is Undefined, based on the latest analysis from 2021-01-04 13:41:25 (5 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: Realtek APO API
Company Name: Realtek Semiconductor Corp.
MD5: d6107f325403a10189c8bf8d65239f16
Size: 3 MB
First Published: 2020-06-27 06:46:02 (5 years ago)
Latest Published: 2021-01-04 13:41:25 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-04 13:41:25 (5 years ago)

Overview

Signed By: Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on RtkApi64.dll 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.

Common Places:

%commonappdata%\reviversoft\driver reviver\downloads\80
%commonappdata%\reviversoft\driver reviver\downloads\96fffcb1-222d-475b-b3de-562928746539
%commonappdata%\winzip\winzip driver updater\downloads\93d68509-dbcd-4526-b520-0275f8b01b44
%commonappdata%\winzip\winzip driver updater\downloads\76
%localappdata%\innovative solutions\drivermax\agent\uploads\t2kh8ln445484r16kxd8945tmtx9ux6j53s9lx744lt25a8045\media
%commonappdata%\winzip\winzip driver updater\downloads\41
%commonappdata%\winzip\winzip driver updater\downloads\70ce5f8e-5b46-44fa-9a26-a6279f7f4b17
%commonappdata%\reviversoft\driver reviver\downloads\66
%commonappdata%\reviversoft\driver reviver\downloads\e746e057-0f99-442d-b3fe-881db49c8496
%commonappdata%\reviversoft\pc reviver\s-1-5-21-756025183-561152036-2042621260-1001\driver updater\unplugged drivers

ThreatInfo has observed RtkApi64.dll 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.

Geographic signal

Observed country distribution

ThreatInfo has seen RtkApi64.dll across 13 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 17.9%
Low High activity

The strongest geographic signal for this file is United States with 17.9% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 60.7%
Windows 7 39.3%

The most common operating system signal for RtkApi64.dll is Windows 10 with 60.7% 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

RtkApi64.dll 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 0x001dc1e0
Image base 0x0000000180000000

PE Sections:

Sections 6
Raw data 3296768

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

.text 2126336 bytes · 64.5% of section data
MD5 67e37ddc18833c57cd1b67471dd4dd5d
.rdata 806400 bytes · 24.5% of section data
MD5 1aec0a342d902b72b88ad8180d26fbc0
.data 59392 bytes · 1.8% of section data
MD5 a8514a69197c6c948322b192bfdfd4d1
.pdata 104960 bytes · 3.2% of section data
MD5 5db142d6a48bfb6c83526b6e61f0c5d2
.rsrc 133632 bytes · 4.1% of section data
MD5 614d6b053d110bf6597bd41253debadb
.reloc 66048 bytes · 2.0% of section data
MD5 076ba6a57974a63560441a442bc5d93c

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

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with d6107f325403a10189c8bf8d65239f16.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.