GridinSoft Threat Intelligence
RBCBizExternal.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-25 11:12:35 (9 years ago); latest analysis 2021-11-30 21:15:19 (4 years ago).
Company metadata: Copyright (c) 2015 Shenzhen Video Legend Network Technology Co.,Ltd.. Product metadata: 看看影音.
Signed by Shenzhen Video Legend Network Technology Co.,Ltd.. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
RBCBizExternal.dll is a Windows file recorded in the ThreatInfo database. It is associated with 看看影音. The reported company name is Copyright (c) 2015 Shenzhen Video Legend Network Technology Co.,Ltd.. The current detection status is Undefined, based on the latest analysis from 2021-11-30 21:15:19 (4 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: | 看看影音 |
| Company Name: | Copyright (c) 2015 Shenzhen Video Legend Network Technology Co.,Ltd. |
| MD5: | 21b2203c5c97496f1f4d96e3ed535487 |
| Size: | 799 KB |
| First Published: | 2017-05-25 11:12:35 (9 years ago) |
| Latest Published: | 2021-11-30 21:15:19 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-11-30 21:15:19 (4 years ago) |
Overview
| Signed By: | Shenzhen Video Legend Network Technology Co.,Ltd. |
| Status: | Valid |
The signature on RBCBizExternal.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:
| %appdata%\video legend\rbc\program |
| %profile%\dministrator\application data\video legend\rbc\program |
| %profile%\ser\application data\video legend\rbc\program |
| %appdata%\video legend\rbc |
| %appdata%\video legend\rbc\task |
| %profile%\tone\application data\video legend\rbc |
ThreatInfo has observed RBCBizExternal.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 RBCBizExternal.dll across 5 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 62.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for RBCBizExternal.dll is Windows 7 with 52.2% 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
RBCBizExternal.dll 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 Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
a0a3740080bee98699c84aafddf31cae
1e15d2b1910bbc9bfea5c2937f11dd53
fed34336ab5615404c969cdc25d44f5c
7a8c3334da23d8d7ed64308a48aec08a
3100d4cce999efa542779169b76b6dca
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.