Is virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip safe?
Only MaxSecure flagged this archive with a generic label, while trusted engines, sandbox verdicts, child inspection, and external intelligence supplied no malware corroboration.
One of 76 engines flagged the archive, and that detection came from MaxSecure with a generic heuristic label; no tier-1 engine agreed. One sandbox run produced no malicious verdict or observed network activity, but two offensive-technique mappings and unresolved child verdicts justify retaining normal caution.
a051bb3332e7516769…a0115d26b1952bRecommended next actions
Before opening or extracting
Open or extract it only when its sender or download source has been independently verified.
If you already opened or extracted 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.
One of 76 engines flagged the archive, and that detection came from MaxSecure with a generic heuristic label; no tier-1 engine agreed. One sandbox run produced no malicious verdict or observed network activity, but two offensive-technique mappings and unresolved child verdicts justify retaining normal caution.
The detection pattern is dominated by a single low-trust, generic alert from MaxSecure, while 17 tier-1 engines reported no detection. One completed sandbox run extracted the archive and launched deplister.exe without generating a malicious sandbox verdict, persistence indicators, or observed network contacts. Ten extracted files were inspected without a malicious-child finding, although their individual verdicts remain unresolved. T1560 and T1562.001 are meaningful counter-signals, but neither is supported by trusted-engine agreement, a named family, or curated external-intelligence hits. No complete contacted-host reputation result is available because that cross-check was not saved.
What We Detected
MaxSecure was the only engine to flag the archive, reporting the generic label “Trojan.Malware.300983.susgen.” That represents 1 of 76 engines, with no tier-1 detections and no family consensus. Seventeen tier-1 engines reported no detection.
Threat Behavior
One sandbox run extracted the PHP archive and executed deplister.exe. It produced no malicious sandbox verdict, persistence indicators, or observed domain, IP, or URL contacts. The activity was mapped to T1560 and T1562.001, which are risk signals, but neither received independent malware corroboration. Ten extracted children were inspected without a malicious-child result, although all ten retain unknown individual verdicts. No complete host-reputation cross-check is available.
What To Do Now
Obtain PHP distributions from the official publisher channel and verify the archive checksum against the publisher's release data before use. Keep endpoint protection enabled, especially if this copy came from an unofficial mirror or arrived unexpectedly.
Where this verdict could be wrong4 caveats
- behaviour.offensiveTechniques lists T1560 and T1562.001; these warrant caution despite lacking corroboration from sandbox verdicts or trusted engines.
- The filename begins with 'virus-', but filenameAnalysis reports no injection pattern and a filename alone does not establish harmful content.
- contactedHosts=null means no complete host-reputation cross-check is available, although the sandbox recorded no network contacts.
- All 10 extracted children have unknown individual verdicts, so droppedChildren.hasMaliciousChild=false does not establish that every child is benign.
These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.
- Only 1/76 engines flagged the archive, and the detector was low-trust.
- No tier-1 engine detected malware.
- One sandbox run produced no malicious verdict or observed network contacts.
- No malicious dropped child was identified among 10 inspected files.
- CIRCL, MalwareBazaar, and YARAify returned no corroborating hit.
- MaxSecure issued a generic Trojan detection.
- Sandbox mappings include T1560 and T1562.001.
- All 10 extracted children retain unknown individual verdicts.
- No complete contacted-host reputation result is available.
- The archive's filename contains the attention-grabbing prefix 'virus-'.
Use the archive only if its source and checksum match the official PHP release channel. Keep endpoint protection enabled and avoid executing it if provenance cannot be verified.
Coverage & freshness
Complete means the check returned a usable result. It does not mean the file is safe.
Antivirus
Complete1 of 76 engines flagged the file.
Sandbox
Complete1 isolated runtime environment contributed observations.
Network
Not runNo contacted-host reputation check is recorded.
No timestamp recordedYARA
CompleteRule evaluation completed with no recorded matches.
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
- 7MITRE ATT&CK techniques
- 5spawned processes
- 0network contacts
- 15filesystem & 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
virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip
a051bb3332e7516769e62dd00ed5c2c53c89bceaf1cac15ffba0115d26b1952b
01Uploaded file
Processes
Runtime execution
- ProcessObserved
Observed process
C:\Windows\SysWOW64\unarchiver.exe" "C:\Users\user\Desktop\php-8.3.0-nts-Win32-vs16-x64.zip
02Isolated runtime analysis - ProcessObserved
Observed process
C:\Windows\SysWOW64\7za.exe C:\Windows\System32\7za.exe" x -pinfected -y -o"C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq" "C:\Users\user\Desktop\php-8.3.0-nts-Win32-vs16-x64.zip
03Isolated runtime analysis - +1 more recorded observation in Analyst mode
Files
Created or changed
- Written fileObserved
3x13rpv4.xdq
C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq
04Isolated runtime analysis - Written fileObserved
README.md
C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\README.md
05Isolated runtime analysis - +1 more recorded observation in Analyst mode
5 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.
- C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq
- C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\README.md
- C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\deplister.exe
- C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\dev
- C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\dev\php8.lib
Files this sample writes at runtime
This file drops 10 children at runtime. None are currently flagged malicious in our cache.
- d6304a1d931c83f49aca…fae32bNever scannednever seen before
- 8b6f7f02edc1fbfa3749…b0d953Never scannednever seen before
- d655d2444b83b4e74df5…d445aeNever scannednever seen before
- 06f58ec4a8d5c8f0eb9d…575c8eNever scannednever seen before
- d5ecc2ada2c47d1766ef…d83e1bNever scannednever seen before
- 4954b68d8e939f4411c4…653922Never scannednever seen before
- 440720b943b5e9ff16bc…701fe7Never scannednever seen before
- eae876ea143d003b7a00…a8b7c3Never scannednever seen before
- d90d1e3f8ac4bf076f25…e36757Never scannednever seen before
- a9585c94aee55d07d152…e1ed96Never 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.
- 0rule hits recorded
- 1 / 76engines flagged
- 35sources in submission history
Why these facts are shown
Each statement identifies whether it was directly recorded or derived from saved scan facts.
- 01
1 of 76 antivirus engines flagged the file, including MaxSecure.
Verdict inputView chapterProvenanceObservedSourceAntivirus analysisObserved at - 02
The hash has been submitted 41 times from 35 sources.
ProvenanceDerivedSourceSaved report factsObserved at - 03
Scanned file: virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip — a051bb3332e7516769e62dd00ed5c2c53c89bceaf1cac15ffba0115d26b1952b
ProvenanceObservedSourceUploaded fileObserved at - 04
Observed process — C:\Windows\SysWOW64\unarchiver.exe" "C:\Users\user\Desktop\php-8.3.0-nts-Win32-vs16-x64.zip
ProvenanceObservedSourceIsolated runtime analysisObserved at - 05
Observed process — C:\Windows\SysWOW64\7za.exe C:\Windows\System32\7za.exe" x -pinfected -y -o"C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq" "C:\Users\user\Desktop\php-8.3.0-nts-Win32-vs16-x64.zip
ProvenanceObservedSourceIsolated runtime analysisObserved at - 06
File written: 3x13rpv4.xdq — C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq
ProvenanceObservedSourceIsolated runtime analysisObserved at - 07
File written: README.md — C:\Users\user\AppData\Local\Temp\3x13rpv4.xdq\README.md
ProvenanceObservedSourceIsolated runtime analysisObserved 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.
YARA rules
No matchesThe rule pass completed without a saved public match.
1 of 76 engines flagged this file
View all 76 engine results
PE structure
Not applicablePE structure analysis applies to Windows executable formats, not this file type.
How widely this file has been seen
Moderate prevalence — neither rare nor common. No strong prior applies.
Fingerprint and provenance
- File name
- virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip
- Format
- ZIP
- Code signing
- Not applicable to this file type
- Size
- 30.6 MB
- Last analyzed
- Sep 15, 2026, 7:47 PM UTC
a051bb3332e7516769e62dd00ed5c2c53c89bceaf1cac15ffba0115d26b1952bSafety & 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
Open or extract it only when its sender or download source has been independently verified.
- 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 virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip safe?
What is virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip?
How many antivirus engines detected virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip?
What is the SHA-256 hash of virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip?
Is it safe to open or extract virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip?
How up to date is this analysis of virus-php-8.3.0-nonThreadSafe-Win32-vs16-x64.zip?
Community
Member reviews and reports for this exact file hash.