Is WindowTop.5.32.6.x64.-.setup.exe safe?
This unsigned installer, while mimicking a legitimate productivity tool, exhibits suspicious process injection and credential-access behavior, and shares an imphash with known malicious downloader campaigns.
Our analysis identifies this file as a malicious wrapper. Despite the name, it is unsigned and performs unauthorized actions, including process injection and attempts to access sensitive system memory, which are characteristic of credential-stealing malware.
281061cf1576c78a5c…733888665dbf9fRecommended next actions
Before installing
Do not install it. Delete this file from the device, then empty the Recycle Bin or Trash.
If you already installed it
Disconnect from the internet, start a full or offline antivirus scan, then secure important accounts from a clean device.
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.
Our analysis identifies this file as a malicious wrapper. Despite the name, it is unsigned and performs unauthorized actions, including process injection and attempts to access sensitive system memory, which are characteristic of credential-stealing malware.
The file is an unsigned executable that attempts to masquerade as legitimate software. During runtime, it triggered high-severity alerts for process injection and unauthorized access to the Windows credential store (LSASS). Furthermore, its imphash is associated with multiple previous samples identified as part of the 'offercore' downloader family. Given these indicators, the file is considered a malicious threat rather than the legitimate utility it claims to be.
What We Detected
Our analysis identified this file as a malicious wrapper. While it uses the name of a known productivity tool, it lacks a valid digital signature, which is a significant red flag for software of this type. The file's imphash is linked to a history of malicious 'offercore' downloader samples.
Threat Behavior
During execution, the sample demonstrated highly suspicious activity, including process injection (MITRE T1055) and attempts to access the LSASS process, which is used by Windows to store sensitive credentials. These actions are typical of credential-dumping malware and are not required for the legitimate functionality of a window-management tool.
What To Do Now
Do not execute this file. If you have already run it, we strongly recommend performing a full system scan with your security software, changing your saved passwords, and monitoring your system for any unauthorized activity. Always download software directly from the official developer's website or trusted app stores.
Where this verdict could be wrong1 caveat
- Only 1 of 75 engines flagged the file as malicious, which is low for a confirmed threat, likely due to the file being a recent or obfuscated wrapper.
These are the assessment's weak points. If you believe one applies to your file, report the verdict and we'll re-review it.
- Unsigned executable
- Process injection (T1055)
- Credential dumping behavior (LSASS access)
- Imphash match to known malicious downloader family
- Suspicious runtime behavior
Delete the file immediately and avoid running it. If already executed, perform a full system scan and reset sensitive credentials.
Coverage & freshness
Complete means the check returned a usable result. It does not mean the file is safe.
Antivirus
Complete1 of 75 engines flagged the file.
Sandbox
Complete1 isolated runtime environment contributed observations.
Network
Partial1 of 4 contacted hosts were cross-checked; coverage is incomplete.
YARA
Complete3 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
- 13MITRE ATT&CK techniques
- 14spawned processes
- 4network contacts
- 31filesystem & mutex artifacts
What this file does
Observed actions and their security significance
High concern: Injected code into another process, a technique that can conceal execution.
Moderate concern: Contained obfuscated or packed code that makes inspection harder.
Moderate concern: Runs hidden system commands (script or shell).
Moderate concern: Removed execution artefacts or logs, which can conceal activity.
Moderate concern: Communicated over a common application protocol; malware can use this for command-and-control.
Moderate concern: Checked the environment for virtualisation or analysis tools.
Note: Reads your Windows user-account details.
These are observed capabilities from an isolated analysis. A technique does not prove malicious intent on its own, and the file never ran on your device.
Threat context
How downloaders work
This file is a delivery vehicle. On its own it can look small and harmless, but its job is to quietly pull down and install the REAL payload — often a stealer, ransomware, or bot — from a server the attacker controls.
Bottom line:Because the dangerous part arrives later, early scans can look cleaner than the threat really is.
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
WindowTop.5.32.6.x64.-.setup.exe
281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f
01Uploaded file
Processes
Runtime execution
- ProcessObserved
Observed process
"C:\Users\<USER>\Desktop\WindowTop.5.32.6.x64.-.setup.exe"
02Isolated runtime analysis - ProcessObserved
Observed process
"C:\Users\<USER>\AppData\Local\Temp\is-4P8QWS50F6.tmp\WindowTop.5.32.6.x64.-.setup.tmp" /SL5="$B015C,25964272,893952,C:\Users\<USER>\Desktop\WindowTop.5.32.6.x64.-.setup.exe"
03Isolated runtime analysis - +1 more recorded observation in Analyst mode
Files
Created or changed
- Written fileObserved
WindowTop.5.32.6.x64.-.setup.tmp
C:\Users\<USER>\AppData\Local\Temp\is-4P8QWS50F6.tmp\WindowTop.5.32.6.x64.-.setup.tmp
04Isolated runtime analysis - Written fileObserved
281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f.tmp
C:\Users\<USER>\AppData\Local\Temp\is-85CSDNPADQ.tmp\281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f.tmp
05Isolated runtime analysis - +1 more recorded observation in Analyst mode
Network
Hosts contacted
- Contacted hostObserved
192.0.78.142
Contact observed during runtime.
06Isolated runtime analysis - Contacted hostObserved
8.8.8.8
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.
- 192.0.78.142
- 8.8.8.8
- 199.232.210.172
- http://windowtop.info/category/stable_versions_win10_2004/feed/
- C:\Users\<USER>\AppData\Local\Temp\is-4P8QWS50F6.tmp\WindowTop.5.32.6.x64.-.setup.tmp
- C:\Users\<USER>\AppData\Local\Temp\is-85CSDNPADQ.tmp\281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f.tmp
- C:\Users\<USER>\AppData\Local\Temp\is-VRG7CQM91D.tmp\_isetup\_setup64.tmp
- C:\Users\<USER>\AppData\Local\Temp\wg5nm25n.3wv.ps1
- C:\Users\<USER>\AppData\Local\Temp\bsz4fhbx.wu5.psm1
- C:\Users\<USER>\AppData\Local\Temp\wg5nm25n.3wv.ps1
- C:\Users\<USER>\AppData\Local\Temp\bsz4fhbx.wu5.psm1
- C:\Users\user\AppData\Local\Temp\__PSScriptPolicyTest_atolv3br.rx1.ps1
- C:\Users\user\AppData\Local\Temp\__PSScriptPolicyTest_rmswbyc5.lxh.psm1
- C:\Users\user\AppData\Local\Temp\__PSScriptPolicyTest_tgaqwniw.lbs.ps1
- \Sessions\1\BaseNamedObjects\Local\RstrMgr3887CAB8-533F-4C85-B0DC-3E5639F8D511
- \Sessions\1\BaseNamedObjects\Local\RstrMgr-3887CAB8-533F-4C85-B0DC-3E5639F8D511-Session0000
- \Sessions\1\BaseNamedObjects\Global\C::Users:user:AppData:Local:Microsoft:Windows:Explorer:iconcache_idx.db!rwWriterMutex
- \Sessions\1\BaseNamedObjects\Global\C::Users:user:AppData:Local:Microsoft:Windows:Explorer:iconcache_16.db!dfMaintainer
- \Sessions\1\BaseNamedObjects\Global\C::Users:user:AppData:Local:Microsoft:Windows:Explorer:iconcache_32.db!dfMaintainer
Files this sample writes at runtime
This file drops 4 children at runtime. None are currently flagged malicious in our cache.
- a8019da722863bbdc19a…92cfaaNever scannednever seen before
- 388a796580234efc95f3…136f95Never scannednever seen before
- a7de5177c68a64bd48b3…5f65cfNever scannednever seen before
- 2f7795bc968e0d4ddea6…ef9bc6Never 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.
- 3rule hits recorded
- 1 / 75engines flagged
- 30sources in submission history
Why these facts are shown
Each statement identifies whether it was directly recorded or derived from saved scan facts.
- 01
1 high-confidence signature or behavior rule matched this file.
Verdict inputView chapterProvenanceDerivedSourceSignature and behavior rulesObserved at - 02
1 of 75 antivirus engines flagged the file, including DeepInstinct.
Verdict inputView chapterProvenanceObservedSourceAntivirus analysisObserved at - 03
The hash has been submitted 38 times from 30 sources.
ProvenanceDerivedSourceSaved report factsObserved at - 04
Scanned file: WindowTop.5.32.6.x64.-.setup.exe — 281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f
ProvenanceObservedSourceUploaded fileObserved at - 05
Observed process — "C:\Users\<USER>\Desktop\WindowTop.5.32.6.x64.-.setup.exe"
ProvenanceObservedSourceIsolated runtime analysisObserved at - 06
Observed process — "C:\Users\<USER>\AppData\Local\Temp\is-4P8QWS50F6.tmp\WindowTop.5.32.6.x64.-.setup.tmp" /SL5="$B015C,25964272,893952,C:\Users\<USER>\Desktop\WindowTop.5.32.6.x64.-.setup.exe"
ProvenanceObservedSourceIsolated runtime analysisObserved at - 07
File written: WindowTop.5.32.6.x64.-.setup.tmp — C:\Users\<USER>\AppData\Local\Temp\is-4P8QWS50F6.tmp\WindowTop.5.32.6.x64.-.setup.tmp
ProvenanceObservedSourceIsolated runtime analysisObserved at - 08
File written: 281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f.tmp — C:\Users\<USER>\AppData\Local\Temp\is-85CSDNPADQ.tmp\281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9f.tmp
ProvenanceObservedSourceIsolated runtime analysisObserved at - 09
Contacted host: 192.0.78.142 — Contact observed during runtime.
ProvenanceObservedSourceIsolated runtime analysisObserved at - 10
Contacted host: 8.8.8.8 — Contact observed during runtime.
ProvenanceObservedSourceIsolated runtime analysisObserved at
Detection sources at a glance
Category: downloader
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.
EvidenceC:\Windows\System32\svchost.exe -k NetworkService -pSandbox observed process activity targeting LSASS (Windows credential store). Legitimate software has no business reading LSASS memory — this is Mimikatz-shape behaviour.
EvidenceC:\Windows\system32\lsass.exeThe 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.
Evidence192.0.78.142 · 199.232.210.172
1 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
Moderate prevalence — neither rare nor common. No strong prior applies.
Fingerprint and provenance
- File name
- WindowTop.5.32.6.x64.-.setup.exe
- Format
- Win32 EXE
- Code signing
- No verified publisher
- Size
- 25.9 MB
- Last analyzed
- Aug 28, 2026, 3:42 PM UTC
281061cf1576c78a5c1e3da5f4941bdd23b111bc7eb3a0ea28733888665dbf9fSafety & FAQ
Complete recovery guidance and answers for the next decision.
What to do now
This file is dangerous. Treat it as harmful and remove it.
- Recovery step 01
Don't install this file. Delete this file from the device, then empty the Recycle Bin or Trash.
- Recovery step 02
If you already installed it, disconnect from the internet and start with a full antivirus scan or Microsoft Defender Offline scan. If compromise is suspected or the problem persists, use a reputable second-opinion scanner and follow incident-recovery or clean-reinstall guidance.
- Recovery step 03
If you typed any passwords while it was open, change them from a device you trust.
- Recovery step 04
Download a fresh installer from the developer's official site or an official app store.
Safety FAQ
Direct answers grounded in the saved verdict and evidence in this report.
Is WindowTop.5.32.6.x64.-.setup.exe a virus?
What is WindowTop.5.32.6.x64.-.setup.exe?
How many antivirus engines detected WindowTop.5.32.6.x64.-.setup.exe?
What should I do if I already installed WindowTop.5.32.6.x64.-.setup.exe?
How do I remove WindowTop.5.32.6.x64.-.setup.exe?
What kind of malware is WindowTop.5.32.6.x64.-.setup.exe?
What is the SHA-256 hash of WindowTop.5.32.6.x64.-.setup.exe?
How up to date is this analysis of WindowTop.5.32.6.x64.-.setup.exe?
Community
Member reviews and reports for this exact file hash.