Is CAD Exchanger safe?
No antivirus engine detected this established DLL, while one sandbox recorded possible process-injection behavior without a malicious runtime conclusion or supporting intelligence.
All 74 antivirus engines returned no detection, including 17 tier-1 engines, and the sample has been known since 2022. One sandbox mapped activity to T1055, but produced no malicious conclusion, network contacts, dropped payloads, persistence, packing, or external-intelligence corroboration.
a1af94eacbe1e0824f…025fdc18a648d5Recommended next actions
Before opening
Open it only when its sender or download source is one you independently trust.
If you already opened 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.
All 74 antivirus engines returned no detection, including 17 tier-1 engines, and the sample has been known since 2022. One sandbox mapped activity to T1055, but produced no malicious conclusion, network contacts, dropped payloads, persistence, packing, or external-intelligence corroboration.
The strongest evidence is broad antivirus agreement: 0 of 74 engines flagged the DLL, including all 17 tier-1 participants. The file has also been observed since 2022, reducing concern that the lack of detections merely reflects a newly encountered sample. One completed sandbox run associated activity with T1055, which warrants attention, but it did not establish a malicious verdict or reveal persistence, dropped payloads, or network communication. Static inspection found no likely packing or high-entropy code, and the external intelligence sources supplied no matching malicious records or YARA rules. The unsigned status prevents publisher verification, so the conclusion is supported by detection and behavioral evidence rather than signer trust.
What We Detected
None of 74 antivirus engines flagged the Win32 DLL, and all 17 tier-1 engines reported no detection. The sample has been known since January 2022 and has 11 submissions from 10 sources, providing more history than a newly encountered file. External checks found no MalwareBazaar record, CIRCL hit, or YARAify rule match.
Threat Behavior
One completed sandbox run mapped activity to MITRE T1055, which can represent process injection and is the principal risk signal. However, that run did not produce a malicious sandbox conclusion, persistence indicators, dropped hashes, or recorded network contacts. Static PE analysis found no packer, likely packing, or high-entropy code. Because contactedHosts is unavailable, there is no separate completed host-reputation cross-check; the recorded run itself listed no contacted domains, IPs, or URLs.
What To Do Now
Keep endpoint protection enabled and obtain the DLL from the official CAD Exchanger distribution channel. If it appeared unexpectedly, resides outside the application's normal installation directory, or behaves differently on another system, quarantine it and verify the full application package before use.
Where this verdict could be wrong3 caveats
- T1055 appears in behaviour.offensiveTechniques and triggeredHeuristics[0], indicating possible process-injection activity even though the exact method and intent were not established.
- The DLL is unsigned, so its claimed product association cannot be verified through a publisher certificate.
- contactedHosts=null means no complete host-reputation result is available, although the recorded sandbox run contained no network contacts.
These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.
- 0/74 antivirus engines reported a detection.
- All 17 tier-1 engines reported no detection.
- The sandbox did not issue a malicious runtime conclusion.
- No dropped payloads, persistence indicators, or network contacts were recorded.
- No packing, malicious intelligence hit, or YARAify match was found.
- Runtime evidence includes MITRE T1055, indicating possible process-injection activity.
- The DLL is unsigned, so its publisher identity and integrity cannot be authenticated.
- No separate contacted-host reputation cross-check was saved.
Use the DLL only as part of an application obtained from the official vendor channel, and keep endpoint protection enabled. Investigate further if its location or origin does not match the expected CAD Exchanger installation.
Coverage & freshness
Complete means the check returned a usable result. It does not mean the file is safe.
Antivirus
Complete0 of 74 engines flagged the file.
Sandbox
Complete1 isolated runtime environment contributed observations.
Network
Not runNo contacted-host reputation check is recorded.
No timestamp recordedYARA
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
- 6MITRE ATT&CK techniques
- 0spawned processes
- 0network contacts
- 1filesystem & 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.
- \Device\ConDrv\\Connect
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 / 74engines flagged
- 10sources 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 74 antivirus engines flagged the file.
Verdict inputView chapterProvenanceObservedSourceAntivirus analysisObserved at - 02
1 high-confidence signature or behavior rule matched this file.
Verdict inputView chapterProvenanceDerivedSourceSignature and behavior rulesObserved at - 03
The hash has been submitted 11 times from 10 sources.
ProvenanceDerivedSourceSaved report factsObserved at - 04
Scanned file: CAD Exchanger — a1af94eacbe1e0824fdc9c47a936126c4b474f932e17ef0593025fdc18a648d5
ProvenanceObservedSourceUploaded fileObserved at - 05
File written: Connect — \Device\ConDrv\\Connect
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.
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.
EvidenceT1055 (MITRE)
0 of 74 engines flagged this file
View all 74 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
Moderate prevalence — neither rare nor common. No strong prior applies.
Fingerprint and provenance
- File name
- CAD Exchanger
- Format
- Win32 DLL
- Code signing
- No verified publisher
- Size
- 3.2 MB
- Last analyzed
- Sep 30, 2026, 6:32 PM UTC
a1af94eacbe1e0824fdc9c47a936126c4b474f932e17ef0593025fdc18a648d5Safety & 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 it only when its sender or download source is one 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 CAD Exchanger safe?
What is CAD Exchanger?
How many antivirus engines detected CAD Exchanger?
What is the SHA-256 hash of CAD Exchanger?
Is it safe to open CAD Exchanger?
How up to date is this analysis of CAD Exchanger?
Community
Member reviews and reports for this exact file hash.