Is vcredist_x64.exe safe?
The verified Microsoft signature, 0/75 detections, long-established prevalence, and five matching signer precedents strongly support this Visual C++ redistributable package.
The executable carries a verified Microsoft Corporation signature, and none of 75 antivirus engines flagged it. Its extensive history since 2013, high prevalence, five consistent signer-based precedents, and lack of a malicious sandbox verdict outweigh generic YARA and behavioral hunting signals.
681be3e5ba9fd3da02…fad2c1e3cc4064Recommended next actions
Before running
Run it only when it came from the developer's official site or another source you independently trust.
If you already ran it
Keep normal device protection enabled and stop if the file behaves unexpectedly.
Intelligence
The saved assessment, checked against the scan evidence and recorded coverage.
The reasoning behind this verdict
This section explains the evidence supporting the verdict and keeps conflicting or missing signals visible.
The executable carries a verified Microsoft Corporation signature, and none of 75 antivirus engines flagged it. Its extensive history since 2013, high prevalence, five consistent signer-based precedents, and lack of a malicious sandbox verdict outweigh generic YARA and behavioral hunting signals.
No antivirus engine flagged the sample, including the reporting tier-1 products. The executable is signed and verified by Microsoft Corporation, a curated trusted publisher, and its signer history is overwhelmingly benign. It has circulated widely since 2013, which fits an established Visual C++ redistributable rather than a newly introduced impersonator. One sandbox recorded installer activity without issuing a malicious verdict, and none of ten inspected children was identified as malicious. Generic YARA matches and offensive MITRE mappings warrant acknowledgment, but they lack engine, family, child-file, or sandbox-verdict corroboration. A complete reputation check for the observed no complete contacted-host reputation result was available network activity is made.
What We Detected
The file is a verified Microsoft Corporation executable. None of 75 antivirus engines reported a malicious or suspicious result, while 16 tier-1 engines reported no detection. The sample has been observed since 2013 across 3,709 sources and 19,866 submissions, and five signer-matched historical files received prior benign assessments.
Threat Behavior
One completed sandbox run mapped activity to T1055, T1134, T1543.003, and T1547.001, but it did not produce a malicious sandbox verdict. Ten dropped children were inspected without any child being identified as malicious. Eight community YARA rules matched, including generic botnet-string and anti-debugging hunts, but no antivirus family consensus supports those matches. The observed IP contacts lack a complete saved host-reputation cross-check.
What To Do Now
Use this copy if its SHA-256 is 681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064 and Windows confirms the Microsoft Corporation signature. For future downloads, prefer Microsoft or the software vendor's official distribution channel and keep endpoint protection enabled.
Where this verdict could be wrong4 caveats
- externalIntel.yaraify.ruleCount=8, including 'botnet_plaintext_c2' and 'HUNTING_SUSP_TLS_SECTION'; these generic hunting matches are not corroborated by antivirus detections.
- behaviour.offensiveTechniques includes T1055, T1134, T1543.003, and T1547.001, although behaviour.hasMaliciousSandboxVerdict=false.
- contactedHosts=null, so the observed IP contacts did not receive a complete saved reputation cross-check.
- signing.signerStats includes 1/18 historical samples marked malicious, preventing a perfectly clean publisher-history record.
These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.
- 0/75 antivirus engines reported a malicious or suspicious result.
- Verified signature from Microsoft Corporation with trusted-publisher matching.
- Observed since 2013 with 3,709 sources and 19,866 submissions.
- Five of five signer-matched historical verdicts were safe.
- No malicious sandbox verdict and no malicious child among 10 inspected children.
- externalIntel.yaraify.ruleCount=8 includes broad malware-hunting rules.
- Runtime evidence maps activity to T1055, T1134, T1543.003, and T1547.001.
- Observed direct-IP traffic has no complete saved host-reputation cross-check.
- signing.signerStats records 1/18 historical Microsoft-signed samples as malicious.
Confirm the SHA-256 and Microsoft Corporation signature before running it, especially if obtained from a third-party mirror. Prefer an official Microsoft or trusted vendor source and keep endpoint protection enabled.
Coverage & freshness
Complete means the check returned a usable result. It does not mean the file is safe.
Antivirus
Complete0 of 75 engines flagged the file.
Sandbox
Complete1 isolated runtime environment contributed observations.
Network
Partial20 runtime contacts were observed without a completed reputation cross-check.
YARA
Complete7 signature or behavior rules matched.
External intel
Complete3 of 3 independent reference sources completed.
Behavior
Plain-English impact first, then the observed runtime evidence.
Runtime flight recorder
Capture complete- 1isolated sandbox run
- 40MITRE ATT&CK techniques
- 15spawned processes
- 20network contacts
- 40filesystem & mutex artifacts
Attack story
Runtime observations grouped by analysis stage. Arrows organize the stages; they do not claim chronology or causality.
Input file
The submitted object
- FileObserved
vcredist_x64.exe
681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064
01Uploaded file
Processes
Runtime execution
- ProcessObserved
Observed process
"C:\Users\<USER>\Desktop\executable.exe"
02Isolated runtime analysis - ProcessObserved
Observed process
"C:\Users\<USER>\Desktop\executable.exe" -burn.unelevated BurnPipe.{E48E9E5B-886B-4838-A081-B48415D7CA5D} {CF7159E4-AD32-407F-9624-4BE027F167A5} 6808
03Isolated runtime analysis - +1 more recorded observation in Analyst mode
Files
Created or changed
- Written fileObserved
wixstdba.dll
C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\wixstdba.dll
04Isolated runtime analysis - Written fileObserved
thm.xml
C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\thm.xml
05Isolated runtime analysis - +1 more recorded observation in Analyst mode
Network
Hosts contacted
- Contacted hostObserved
a83f:8110:0:0:0:0:0:2040
Contact observed during runtime.
06Isolated runtime analysis - Contacted hostObserved
a83f:8110:0:0:1b00:100:2800:0
Contact observed during runtime.
07Isolated runtime analysis - +1 more recorded observation in Analyst mode
7 recorded facts from one runtime window. Every fact remains independently traceable in Analyst mode.
What this file did when executed
This file was detonated in 1 sandbox and its runtime behaviour was observed.
Adversary techniques mapped to the MITRE ATT&CK framework.
- a83f:8110:0:0:0:0:0:2040
- a83f:8110:0:0:1b00:100:2800:0
- 8.253.133.248
- 209.197.3.8
- a83f:8110:306:bff:205:aff:4:9ff
- 23.215.176.115
- 192.168.0.91
- a83f:8110:584a:b5b1:17cb:1ec8:0:0
- 192.168.0.23
- a83f:8110:0:0:700:700:2800:4000
- C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\wixstdba.dll
- C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\thm.xml
- C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\thm.wxl
- C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\logo.png
- C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\license.rtf
- C:\ProgramData\Microsoft\Windows\WER\Temp\WER1558.tmp.WERInternalMetadata.xml
- C:\ProgramData\Microsoft\Windows\WER\Temp\WER1568.tmp.WERInternalMetadata.xml
- C:\ProgramData\Microsoft\Windows\WER\Temp\WER15E5.tmp.csv
- C:\ProgramData\Microsoft\Windows\WER\Temp\WER15E4.tmp.csv
- C:\ProgramData\Microsoft\Windows\WER\Temp\WER1616.tmp.txt
- CTF.LBES.MutexDefaultS-1-5-21-1482476501-1645522239-1417001333-500
- CTF.Compart.MutexDefaultS-1-5-21-1482476501-1645522239-1417001333-500
- CTF.Asm.MutexDefaultS-1-5-21-1482476501-1645522239-1417001333-500
- CTF.Layouts.MutexDefaultS-1-5-21-1482476501-1645522239-1417001333-500
- CTF.TMD.MutexDefaultS-1-5-21-1482476501-1645522239-1417001333-500
Files this sample writes at runtime
This file drops 10 children at runtime. None are currently flagged malicious in our cache.
- 74c58377df2dfd66550b…cc27cbNever scannednever seen before
- 7f5f8fcfd84132579f07…c5cb93Never scannednever seen before
- ed6e836d0ff4648d8464…238671Never scannednever seen before
- 70400f181d00e1769774…4ef4ceNever scannednever seen before
- 335a256d4779ec5dcf28…2744efNever scannednever seen before
- 6b1ba0dea830e556a58c…693f87Never scannednever seen before
- 5b7bd9ad76c8df8e2c49…08f55aNever scannednever seen before
- 00951e3a6292f6619228…0e9ecfNever scannednever seen before
- c4257af93483dde5e57e…4f9fe0Never scannednever seen before
- 507bdc3ab5a6d9ddba2d…06b496Never scannednever seen before
Detection & Forensics
Consensus, attribution, signatures, code structure, prevalence, and identity.
Evidence integrity
Chain of custody for the facts preserved in this report.
- 7rule hits recorded
- 0 / 75engines flagged
- 3,709sources in submission history
Why these facts are shown
Each statement identifies whether it was directly recorded or derived from saved scan facts.
- 01
0 of 75 antivirus engines flagged the file.
Verdict inputView chapterProvenanceObservedSourceAntivirus analysisObserved at - 02
The hash appears in a known-software reference database.
Verdict inputView chapterProvenanceObservedSourceReference software databaseObserved at - 03
The hash has a long, established submission history across 3,709 sources.
Verdict inputView chapterProvenanceDerivedSourceSubmission historyObserved at - 04
Scanned file: vcredist_x64.exe — 681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064
ProvenanceObservedSourceUploaded fileObserved at - 05
Observed process — "C:\Users\<USER>\Desktop\executable.exe"
ProvenanceObservedSourceIsolated runtime analysisObserved at - 06
Observed process — "C:\Users\<USER>\Desktop\executable.exe" -burn.unelevated BurnPipe.{E48E9E5B-886B-4838-A081-B48415D7CA5D} {CF7159E4-AD32-407F-9624-4BE027F167A5} 6808
ProvenanceObservedSourceIsolated runtime analysisObserved at - 07
File written: wixstdba.dll — C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\wixstdba.dll
ProvenanceObservedSourceIsolated runtime analysisObserved at - 08
File written: thm.xml — C:\Users\<USER>\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\thm.xml
ProvenanceObservedSourceIsolated runtime analysisObserved at - 09
Contacted host: a83f:8110:0:0:0:0:0:2040 — Contact observed during runtime.
ProvenanceObservedSourceIsolated runtime analysisObserved at - 10
Contacted host: a83f:8110:0:0:1b00:100:2800:0 — Contact observed during runtime.
ProvenanceObservedSourceIsolated runtime analysisObserved at
Detection sources at a glance
The available sources did not agree on a named threat category.
One or more independent reference databases matched this hash.
Signatures and behavior heuristics
A community signature or high-severity behavioral heuristic matched. Signatures identify known patterns; heuristics are strong leads but are not proof on their own.
- botnet_plaintext_c2
- DebuggerCheck__API
- golang_bin_JCorn_CSC846
- HUNTING_SUSP_TLS_SECTION
- pe_detect_tls_callbacks
The saved runtime evidence maps this activity to MITRE T1055 (Process Injection). The mapping supports possible process injection, but it does not prove the exact injection method or the operator's intent.
Evidence"C:\Users\<USER>\Desktop\executable.exe"The sample contacted an external IP address directly and no application domain was recorded. Direct-IP traffic also occurs in legitimate installers and infrastructure, so this is supporting context only and requires corroboration from host reputation and other runtime evidence.
Evidencea83f:8110:0:0:0:0:0:2040 · a83f:8110:0:0:1b00:100:2800:0 · 8.253.133.248
0 of 75 engines flagged this file
View all 75 engine results
Section entropy & packers
No high-entropy executable section or known packer signature was detected. Data and resource sections can still have high entropy without indicating packed code.
How widely this file has been seen
Widely seen in the wild for a long time. High prior this is legitimate; isolated detections on common-old files are usually false positives.
Fingerprint and provenance
- File name
- vcredist_x64.exe
- Format
- Win32 EXE
- Code signing
- Signature valid: Microsoft Corporation
- Size
- 6.9 MB
- Last analyzed
- Sep 11, 2026, 1:24 PM UTC
681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064Safety & FAQ
Complete recovery guidance and answers for the next decision.
What to do now
This file appears low risk based on the evidence available now.
- Recovery step 01
Run it only when it came from the developer's official site or another source you independently trust.
- Recovery step 02
A clean result reduces known risk, but it cannot guarantee that every new or targeted threat has been detected.
- Recovery step 03
Keep your antivirus and Windows updates switched on so you stay protected.
Safety FAQ
Direct answers grounded in the saved verdict and evidence in this report.
Is vcredist_x64.exe safe?
What is vcredist_x64.exe?
How many antivirus engines detected vcredist_x64.exe?
Is vcredist_x64.exe digitally signed?
What is the SHA-256 hash of vcredist_x64.exe?
Is it safe to run vcredist_x64.exe?
How up to date is this analysis of vcredist_x64.exe?
Community
Member reviews and reports for this exact file hash.