Analysis
- user interaction
yes - max time kernel
175s - max time network
172s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/04/2026, 02:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
CLIPStudioPaint.exe
Resource
win10v2004-20260130-en
3 signatures
300 seconds
Behavioral task
behavioral2
Sample
CLIPStudioPaint.exe
Resource
win11-20260130-en
6 signatures
300 seconds
General
- Target CLIPStudioPaint.exe
- Size 38.4MB
- Sample260428-da8pmaf19k
- SHA256 e952dd4af41b94e0ee5129da8893f1b36d45a92553d91ca5c1e52237c71b981c
- MD5 3d0f75e70746ba4e60c6c761ef6163e4
- SHA1 767e8af46dd6fd21e64b1eb9bbb0922825434bc2
- SHA512 480fbbd15e7b650a883a166372276689724b3a7e378fca9691ea1e79366fb4304f5681bf1cfcc26959a4341e2c3bdc94da846624e766a170356867e4159f833d
- SSDEEP 786432:GetrNsm/7bl5+cgiWFCPGZo9Ke1a7IuODkb+m2plijhWqBwl5:bFc5Wuo9Ke1aRbtVWqO5
- TLSH T16F970116778CE0C0DA3E55F0D955EAF719D99D2FCAA4A00F92493E7C3DB238A10669C3
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
Malware Config
Signatures
- Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\i: SearchIndexer.exe File opened (read-only) \??\s: SearchIndexer.exe File opened (read-only) \??\S: SearchIndexer.exe File opened (read-only) \??\T: SearchIndexer.exe File opened (read-only) \??\V: SearchIndexer.exe File opened (read-only) \??\X: SearchIndexer.exe File opened (read-only) \??\n: SearchIndexer.exe File opened (read-only) \??\N: SearchIndexer.exe File opened (read-only) \??\y: SearchIndexer.exe File opened (read-only) \??\G: SearchIndexer.exe File opened (read-only) \??\J: SearchIndexer.exe File opened (read-only) \??\l: SearchIndexer.exe File opened (read-only) \??\L: SearchIndexer.exe File opened (read-only) \??\q: SearchIndexer.exe File opened (read-only) \??\w: SearchIndexer.exe File opened (read-only) \??\a: SearchIndexer.exe File opened (read-only) \??\F: SearchIndexer.exe File opened (read-only) \??\k: SearchIndexer.exe File opened (read-only) \??\O: SearchIndexer.exe File opened (read-only) \??\t: SearchIndexer.exe File opened (read-only) \??\U: SearchIndexer.exe File opened (read-only) \??\Y: SearchIndexer.exe File opened (read-only) \??\b: SearchIndexer.exe File opened (read-only) \??\E: SearchIndexer.exe File opened (read-only) \??\M: SearchIndexer.exe File opened (read-only) \??\r: SearchIndexer.exe File opened (read-only) \??\v: SearchIndexer.exe File opened (read-only) \??\W: SearchIndexer.exe File opened (read-only) \??\z: SearchIndexer.exe File opened (read-only) \??\Z: SearchIndexer.exe File opened (read-only) \??\A: SearchIndexer.exe File opened (read-only) \??\H: SearchIndexer.exe File opened (read-only) \??\I: SearchIndexer.exe File opened (read-only) \??\o: SearchIndexer.exe File opened (read-only) \??\R: SearchIndexer.exe File opened (read-only) \??\u: SearchIndexer.exe File opened (read-only) \??\g: SearchIndexer.exe File opened (read-only) \??\h: SearchIndexer.exe File opened (read-only) \??\K: SearchIndexer.exe File opened (read-only) \??\m: SearchIndexer.exe File opened (read-only) \??\p: SearchIndexer.exe File opened (read-only) \??\P: SearchIndexer.exe File opened (read-only) \??\Q: SearchIndexer.exe File opened (read-only) \??\x: SearchIndexer.exe File opened (read-only) \??\D: SearchIndexer.exe File opened (read-only) \??\e: SearchIndexer.exe File opened (read-only) \??\j: SearchIndexer.exe File opened (read-only) \??\B: SearchIndexer.exe - Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates SearchFilterHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\system32\wmphoto.dll,-500 = "Windows Media Photo" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.raw SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.jpg\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.cr2\OpenWithList SearchProtocolHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{F81B1B56-7613-4EE4-BC05-1FAB5DE5C07E} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 01000000000000009dfccb13bad6dc01 SearchProtocolHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{5383EF74-273B-4278-AB0C-CDAA9FD5369E} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 010000000000000055d05f14bad6dc01 SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.aifc SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion SearchFilterHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.mhtml SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-123 = "Microsoft Word Document" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.tiff\OpenWithList SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@windows.storage.dll,-34583 = "Saved Pictures" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\MPEG2Demultiplexer SearchFilterHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.ADT\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.snd\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.mp3\OpenWithList SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\system32\unregmp2.exe,-9932 = "MP4 Video" SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\System32\wshext.dll,-4804 = "JavaScript File" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.jpeg SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.mp3 SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.3gpp SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software SearchFilterHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-113 = "Microsoft Excel Binary Worksheet" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.html\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.aiff SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-172 = "Microsoft PowerPoint 97-2003 Slide Show" SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-120 = "Microsoft Word 97 - 2003 Document" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.wdp\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.ico SearchProtocolHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{80009818-F38F-4AF1-87B5-EADAB9433E58} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 01000000000000004fafbd13bad6dc01 SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.mpeg SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-175 = "Microsoft PowerPoint Slide Show" SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\system32\unregmp2.exe,-9935 = "MPEG-2 TS Video" SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-125 = "Microsoft Word Template" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.tif\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.png SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft SearchFilterHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Multimedia SearchFilterHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-115 = "Microsoft Excel 97-2003 Worksheet" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.html SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.png\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions SearchFilterHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{8082C5E6-4C27-48EC-A809-B8E1122E8F97} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 01000000000000003d65f814bad6dc01 SearchProtocolHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{E37A73F8-FB01-43DC-914E-AAEE76095AB9} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 01000000000000003d39a813bad6dc01 SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\System32\ieframe.dll,-913 = "MHTML Document" SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Windows\System32\acppage.dll,-6003 = "Windows Command Script" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.mhtml\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.tiff SearchProtocolHost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{3DBEE9A1-C471-4B95-BBCA-F39310064458} {886D8EEB-8CF2-4446-8D02-CDBA1DBDCF99} 0xFFFF = 0100000000000000f1a20f13bad6dc01 SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.dib\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE SearchFilterHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.WTV SearchProtocolHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-121 = "Microsoft Word 97 - 2003 Template" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.MTS SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.txt\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.jpeg\OpenWithList SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie SearchFilterHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum 64-bit\{4EFE2452-168A-11D1-BC76-00C04FB9453B}\Default MidiOut Device SearchFilterHost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\@C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\oregres.dll,-111 = "Microsoft Excel Macro-Enabled Template" SearchProtocolHost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached SearchFilterHost.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3119821332-640943685-2562343641-1000_Classes\Local Settings\MuiCache MiniSearchHost.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: 33 2388 SearchIndexer.exe Token: SeIncBasePriorityPrivilege 2388 SearchIndexer.exe Token: SeTakeOwnershipPrivilege 2388 SearchIndexer.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1760 MiniSearchHost.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2388 wrote to memory of 1656 2388 SearchIndexer.exe 87 PID 2388 wrote to memory of 1696 2388 SearchIndexer.exe 88 PID 2388 wrote to memory of 4444 2388 SearchIndexer.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\CLIPStudioPaint.exe"C:\Users\Admin\AppData\Local\Temp\CLIPStudioPaint.exe"1⤵PID:2604
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1760
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1608
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C:\Windows\system32\SearchIndexer.exeC:\Windows\system32\SearchIndexer.exe /Embedding1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Windows\System32\SearchProtocolHost.exe"C:\Windows\System32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"2⤵
- Modifies data under HKEY_USERS
PID:1656
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C:\Windows\system32\SearchFilterHost.exe"C:\Windows\system32\SearchFilterHost.exe" 828 2780 2776 812 {0E5DCEC5-7795-4E38-9621-94DFD9F9A421}2⤵
- Modifies data under HKEY_USERS
PID:1696
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C:\Windows\system32\SearchFilterHost.exe"C:\Windows\system32\SearchFilterHost.exe" 828 2792 2772 812 {85EE815A-7738-4808-A14A-3AD87E32A3BF}2⤵
- Modifies data under HKEY_USERS
PID:4444
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