File scan report
Verdict Safe
Is Special
Widely submitted Inno Setup installer flagged by 5 of the 71 antivirus engines that checked it with generic labels only, while every major antivirus engine reported it clean and…
Read the whole reasonShow less
Moderate evidence · No engine flags it, but no publisher signature confirms who made it.
This installer appears to be a legitimate, widely distributed Inno Setup package; obtain it from the official Special K source and keep your security software enabled while installing.
Good practice2 tips
We found nothing harmful in this file.
Run it only if it came from the developer's own website or an official app store.
Keep your antivirus and Windows updates switched on.
No scanner can promise a file is 100% safe.
Reads the latest antivirus results for this file's hash. Nothing is uploaded.
Antivirus results
5 of 71 flagged
- Flagged 5
- No detection 66
- No result 4
- Code signing Unsigned
- Test run Completed
- First seen 2mo ago
Chapter 02
Why we think so
2 points against it and 4 in its favour, checked against the scan evidence.
The reasoning behind this verdict
Five of the 71 antivirus engines that checked it flagged this installer, all with generic or rule labels, and none of the major antivirus engines detected anything. It has been submitted by 179 different sources since first seen on Aug 16, 2026, and in the sandbox it behaved like a normal Inno Setup installer fetching Visual C++ runtimes from Microsoft.
None of the 18 major antivirus engines flagged the file; the five detections from Malwarebytes, Gridinsoft, Skyhigh, AhnLab-V3 and APEX use generic labels typical of rules reacting to Inno Setup packaging. The file is broadly distributed, with 179 distinct submitters. Activity in the test run showed the standard Inno Setup extraction step and downloads of Visual C++ redistributables from Microsoft's short-link service, with no injection targets or high-risk techniques. No public malware database or malware-specific rule matched. The main gap is the missing code signature, which keeps confidence moderate.
What We Detected
5 of the 71 antivirus engines that checked it flagged this installer with generic labels such as a generic Inno dropper and an obfuscation heuristic. All major antivirus engines that reported returned no detection, and no public malware database or malware-specific rule matched the file.
Threat Behavior
The sandbox runs showed the normal Inno Setup pattern: the installer unpacks a temporary setup helper and runs it. Network activity was limited to Microsoft links for Visual C++ runtime installers. No process injection target, persistence or high-risk technique was recorded. The high file entropy comes from the compressed installer payload, not packed code.
What To Do Now
Download Special K only from the project's official release channel and keep your antivirus enabled. If your security product blocks the installer, report it to that vendor as a possible false positive rather than turning protection off.
Where this verdict could be wrong2 caveats
- The installer is unsigned, so no publisher identity backs it.
- Five engines, including Malwarebytes and Gridinsoft, flag it as a dropper or trojan, though only with generic labels.
These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.
- None of the major antivirus engines detected the file.
- Submitted by 179 different sources, showing wide distribution.
- Activity in the test run matched a normal Inno Setup installer downloading Microsoft Visual C++ runtimes.
- No match in public malware databases or malware-specific rules.
- The installer carries no code signature.
- Five engines flag it with generic trojan or dropper labels.
6 sources checked · 5 complete · 1 partial. See every source
Chapter 03
What it did in our test
It ran in our isolated test environment; no test environment rated what it did as risky.
Test run summary
Capture complete- 7sandbox rule tags
- 5spawned processes
- 2network contacts
- 4filesystem & mutex artifacts
Includes 7 mapped techniques, every process, file, registry and network entry and 1 dropped file.
Show the technical evidenceChapter 04
Technical details
5 of the 71 antivirus engines that checked it flag it; no publisher signature.
Sources checked
Every check behind this verdict
6 sources checked · 5 complete · 1 partial. Complete means the check returned a usable result; it does not mean the file is safe.
Engines that flagged it 5
The Safe verdict weighed these detections and treats them as non-decisive.
- AhnLab-V3Malware/Win.Generic.R779711
- APEXMalicious
- GridinsoftTrojan.Win32.Agent.dd!n
- MalwarebytesTrojan.Dropper.INNO
- SkyhighBehavesLike.Win32.ObfuscatedPoly.rc
File fingerprint
- Last analyzed
- Sep 6, 2026, 4:41 AM UTC
- SHA-256
cd88fd17311844e959c4fb0435b3a97abb9b64dc2cafd1ceabba685c782d096f- SHA-1
17113ed7c5f8079f6b3d2fad1c5920d8f013e54b- MD5
b8db9365c21d71c9aefaeeb7ee8b68bd
About this file
SpecialK_26.8.12.exe is a Win32 EXE file of 13.4 MB.
- Type and size
- Win32 EXE · 13.4 MB
- Signer
- UnsignedNo code signature.
- First seen
- Aug 16, 2026On VirusTotal.
- Submitted by
- 179 distinct sources
- Packer
- None detected
- Entropy
- 8.00 of 8
First scanned Updated
Verdict history
- Suspicious
- Safeafter a re-check of the saved evidence
Ratings change when antivirus engines, our checks or MalwareTips staff learn more about a file.
Includes every engine result (75), 1 matched signature rule, PE section entropy and packers and how widely the file has been seen.
Show the technical evidenceChapter 05
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