Is Red Dead Redemption update 1.0.42.exe safe?
No antivirus engine detected malware after substantial circulation, while observed patching activity fits an updater, though the unsigned executable and two offensive techniques merit caution.
None of 75 antivirus engines flagged this executable, including the reporting tier-1 products, despite 337 submissions from 316 sources. One sandbox observed game-archive patching and issued no malicious verdict, but the file is unsigned and the T1055 and T1134 mappings justify obtaining it only from a trusted release source.
81306e5b08df13c37b…626827295cdbd7Recommended 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.
None of 75 antivirus engines flagged this executable, including the reporting tier-1 products, despite 337 submissions from 316 sources. One sandbox observed game-archive patching and issued no malicious verdict, but the file is unsigned and the T1055 and T1134 mappings justify obtaining it only from a trusted release source.
The strongest evidence is broad antivirus silence: 0 of 75 engines detected the sample, including all reporting tier-1 products. The file has circulated through 316 sources and 337 submissions over 628 days, making an entirely undetected widespread threat less likely. Runtime evidence from one sandbox shows hpatchz.exe modifying game RPF archives, which is compatible with update installation, and no malicious sandbox verdict was recorded. However, the sample is unsigned, and the recorded T1055 and T1134 mappings are meaningful counter-signals even though they lack engine, child-file, or external-intelligence corroboration. Reputation checks cover both observed domains but not every contacted IP, so the network evidence is incomplete.
What We Detected
None of 75 antivirus engines flagged the executable, and 15 tier-1 engines reported no detection. The sample is also well established, with 337 submissions from 316 sources over 628 days. Static inspection found no recognized packer, no likely packing, and no high-entropy code section.
Threat Behavior
One completed sandbox run observed hpatchz.exe applying patch files to game RPF archives, which is consistent with updater behavior, and it produced no malicious sandbox verdict. The runtime mapping nevertheless includes T1055 and T1134, techniques associated with process injection and token manipulation. Ten dropped files were inspected without a known-malicious result, but their individual verdicts remain unknown. Both observed domains were checked without a malicious or suspicious cache match; the contacted IPs were not fully covered, so no complete host-reputation conclusion is available.
What To Do Now
Use this executable only if it came from the game publisher or another release channel you already trust. Keep endpoint protection enabled, verify the file hash and source where possible, and avoid running it if its origin cannot be established.
Where this verdict could be wrong4 caveats
- triggeredHeuristics[0] reports possible T1055 process injection, and behaviour.offensiveTechniques includes T1134 token impersonation; these techniques warrant caution despite lacking corroboration.
- signing.signed=false and signing.signerStats.found=false, so no publisher identity or established signer history supports the claimed game update.
- contactedHosts.inspected=2 covers both domains but not all behaviour.contactedIps, leaving host-reputation coverage incomplete.
- droppedChildren.rollup.unknown=10 means the absence of a known-malicious child is not equivalent to ten independently cleared children.
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 of 75 antivirus engines reported a detection.
- Fifteen tier-1 engines reported no detection.
- The sample has 337 submissions from 316 sources over 628 days.
- One sandbox produced no malicious verdict and observed game-archive patching.
- No packer, likely packing, high-entropy code, or external-intelligence hit was identified.
- The executable is unsigned and has no signer history.
- Runtime evidence maps activity to MITRE T1055 and T1134.
- All 10 inspected dropped children have unknown individual verdicts.
- Host-reputation coverage does not include every contacted IP.
Obtain the updater from a trusted official release channel and keep endpoint protection enabled. If its origin is uncertain, verify the SHA-256 hash with the distributor before execution.
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
Partial2 of 22 contacted hosts were cross-checked; coverage is incomplete.
YARA
Complete1 signature or behavior rule 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
- 24MITRE ATT&CK techniques
- 15spawned processes
- 22network contacts
- 33filesystem & mutex artifacts
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.
- www.microsoft.com
- res.public.onecdn.static.microsoft
- 151.101.22.172
- 23.216.81.152
- 192.168.0.73
- 192.168.0.68
- 192.168.0.1
- 20.99.186.246
- 20.99.133.109
- 23.197.238.105
- 104.98.118.146
- 192.168.0.4
- HKEY_CURRENT_USER\SOFTWARE\Microsoft\RestartManager\Session0000\RegFiles0000
- HKEY_CURRENT_USER\SOFTWARE\Microsoft\RestartManager\Session0000\RegFilesHash
- HKEY_CURRENT_USER\Software\Microsoft\RestartManager
- HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- C:\Users\<USER>\AppData\Local\Temp\is-3VQHD.tmp\Red Dead Redemption update 1.0.42.tmp
- C:\Users\<USER>\AppData\Local\Temp\is-DIETN.tmp\_isetup\_setup64.tmp
- C:\Users\<USER>\AppData\Local\Temp\is-DIETN.tmp\_isetup\_shfoldr.dll
- C:\Users\<USER>\AppData\Local\Temp\is-DIETN.tmp\_isetup\_iscrypt.dll
- C:\Games\Red Dead Redemption\d11steamutilities.dll
- C:\Games\Red Dead Redemption\is-1N6I1.tmp
- C:\Games\Red Dead Redemption\is-G80LP.tmp
- C:\Games\Red Dead Redemption\is-FVUVR.tmp
- C:\Games\Red Dead Redemption\game\is-9A96F.tmp
- C:\Games\Red Dead Redemption\game\redemption\territory_swall\is-NN1CR.tmp
- \Sessions\1\BaseNamedObjects\Local\RstrMgr3887CAB8-533F-4C85-B0DC-3E5639F8D511
- \Sessions\1\BaseNamedObjects\Local\RstrMgr-3887CAB8-533F-4C85-B0DC-3E5639F8D511-Session0000
- \Sessions\1\BaseNamedObjects\Global\SyncRootManager
Files this sample writes at runtime
This file drops 10 children at runtime. None are currently flagged malicious in our cache.
- 6c70298f6ee75caaafbd…3f1312Never scannednever seen before
- 9884e9d1b4f8a873ccbd…360d87Never scannednever seen before
- 30ba34728bc4a9f36de8…68f1eeNever scannednever seen before
- b20a8d88c550981137ed…bc37d1Never scannednever seen before
- 2f6294f9aa09f59a574b…a0f8fcNever scannednever seen before
- 4d3f7a26cd22b3ead541…5913d7Never scannednever seen before
- c2a36f14217711f4b2de…e7c0ffNever scannednever seen before
- 8f86efd6e5e88e7ec48a…692fb9Never scannednever seen before
- fdf7805047f8c9776fc8…169d02Never scannednever seen before
- 66d1c1427ad34f2e9aa6…bfc254Never 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.
- 1rule hit recorded
- 0 / 75engines flagged
- 316sources 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 has a long, established submission history across 316 sources.
Verdict inputView chapterProvenanceDerivedSourceSubmission historyObserved at - 03
1 high-confidence signature or behavior rule matched this file.
Verdict inputView chapterProvenanceDerivedSourceSignature and behavior rulesObserved at - 04
Scanned file: Red Dead Redemption update 1.0.42.exe — 81306e5b08df13c37b2c7abb57c2b2319a0d787615ca03b614626827295cdbd7
ProvenanceObservedSourceUploaded fileObserved at - 05
Observed process — hpatchz.exe "game\redemption\territory_swall\agaveviejo.rpf.tmp" "game\redemption\territory_swall\agaveviejo.rpf.patch" "game\redemption\territory_swall\agaveviejo.rpf"
ProvenanceObservedSourceIsolated runtime analysisObserved at - 06
Observed process — hpatchz.exe "game\redemption\territory_swall\torquemada.rpf.tmp" "game\redemption\territory_swall\torquemada.rpf.patch" "game\redemption\territory_swall\torquemada.rpf"
ProvenanceObservedSourceIsolated runtime analysisObserved at - 07
File written: Red Dead Redemption update 1.0.42.tmp — C:\Users\<USER>\AppData\Local\Temp\is-3VQHD.tmp\Red Dead Redemption update 1.0.42.tmp
ProvenanceObservedSourceIsolated runtime analysisObserved at - 08
File written: _setup64.tmp — C:\Users\<USER>\AppData\Local\Temp\is-DIETN.tmp\_isetup\_setup64.tmp
ProvenanceObservedSourceIsolated runtime analysisObserved at - 09
Contacted host: www.microsoft.com — Saved reputation verdict: safe.
ProvenanceDerivedSourceContacted-host cross-checkObserved at - 10
Contacted host: res.public.onecdn.static.microsoft — Saved reputation verdict: safe.
ProvenanceDerivedSourceContacted-host cross-checkObserved at
Detection sources at a glance
The available sources did not agree on a named threat category.
MalwareBazaar, YARAify, and CIRCL hashlookup completed and returned no entries for 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.
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.
Evidencehpatchz.exe "game\redemption\territory_swall\agaveviejo.rpf.tmp" "game\redemption\territory_swall\agaveviejo.rpf.patch" "game\redemption\territory_swall\agaveviejo.rpf"
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
- Red Dead Redemption update 1.0.42.exe
- Format
- Win32 EXE
- Code signing
- No verified publisher
- Size
- 18.8 MB
- Last analyzed
- Sep 29, 2026, 2:56 PM UTC
81306e5b08df13c37b2c7abb57c2b2319a0d787615ca03b614626827295cdbd7Safety & 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 Red Dead Redemption update 1.0.42.exe safe?
What is Red Dead Redemption update 1.0.42.exe?
How many antivirus engines detected Red Dead Redemption update 1.0.42.exe?
What is the SHA-256 hash of Red Dead Redemption update 1.0.42.exe?
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Community
Member reviews and reports for this exact file hash.