MSVCR71.DLL threat report
ThreatInfo file report
MSVCR71.DLL
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.DNSKeep (Heuristic). 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
- Adware.DNSKeep (Heuristic)
- Recommended action
- Scan and remove
- Last analysis
- 2026-04-29 23:01:11 (6 days ago)
- File hash
- 86f1895ae8c5e8b17d99ece768a70732
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.DNSKeep (Heuristic).
First seen 2017-05-21 17:06:25 (8 years ago); latest analysis 2026-04-29 23:01:11 (6 days ago).
Company metadata: Microsoft Corporation. Product metadata: Microsoft® Visual Studio .NET.
This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.
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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.
File context
MSVCR71.DLL is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Visual Studio .NET. The reported company name is Microsoft Corporation. The current detection status is Adware.DNSKeep (Heuristic), based on the latest analysis from 2026-04-29 23:01:11 (6 days ago).
If MSVCR71.DLL 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 Adware.DNSKeep (Heuristic).
File Details
| Product Name: | Microsoft® Visual Studio .NET |
| Company Name: | Microsoft Corporation |
| MD5: | 86f1895ae8c5e8b17d99ece768a70732 |
| Size: | 340 KB |
| First Published: | 2017-05-21 17:06:25 (8 years ago) |
| Latest Published: | 2026-04-29 23:01:11 (6 days ago) |
| Status: | Adware.DNSKeep (Heuristic) (on last analysis) | |
| Analysis Date: | 2026-04-29 23:01:11 (6 days ago) |
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.
Common Places:
| %programfiles%\p2penhance |
| %programfiles%\limewire |
| %appdata% |
| %programfiles%\radiomaximus |
| %programfiles%\torrent search |
| %programfiles%\etax2012 |
| %programfiles%\pdpopx |
| %programfiles%\idealshare\videogo 6 |
| %programfiles%\aim toolbar |
| %programfiles%\qvodplayer\xfplay |
ThreatInfo has observed MSVCR71.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.
File Names:
| msvcr71.dll |
| nscrt.dll |
| msvcr71_IObitDel.dll |
| 3e22458b.rbf |
| MSVCR71.dll |
| MSVCR71.DLL |
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.
Geography:
| 32.3% | ||
| 13.9% | ||
| 9.9% | ||
| 4.2% | ||
| 4.0% | ||
| 3.2% | ||
| 2.9% | ||
| 2.0% | ||
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| 1.9% | ||
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The strongest geographic signal for this file is United States with 32.3% 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 | 62.3% | |
| Windows 7 | 31.8% | |
| Windows 8.1 | 2.6% | |
| Windows XP | 1.6% | |
| Windows Server 2008 R2 | 0.7% | |
| Windows Vista | 0.6% | |
| Windows Server 2012 R2 | 0.2% | |
| Windows 8 | 0.1% |
The most common operating system signal for MSVCR71.DLL is Windows 10 with 62.3% 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
MSVCR71.DLL is identified as pe for 32 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.
| Subsystem: | Windows GUI |
| PE Type: | pe |
| OS Bitness: | 32 |
| Image Base: | 0x7c340000 |
| Entry Address: | 0x0000229f |
PE Sections:
| Name | Size of data | MD5 |
| .text | 233472 | e2640a1d4ddf03402801d0db573a7d48 |
| .rdata | 69632 | a57377512fba483daaec3e26fe88ae12 |
| .data | 24576 | 8e128fc542059b65ff39bc36f19689f2 |
| .rsrc | 4096 | 4773024370b2f94a9129166f140b2622 |
| .reloc | 12288 | 3a6938acfaea9b20d46642adb37d1855 |
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.
More information:
