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Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
20/06/2024, 04:00
Static task
static1
Behavioral task
behavioral1
Sample
77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.rtf
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.rtf
Resource
win10v2004-20240611-en
General
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Target
77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.rtf
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Size
355KB
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MD5
c8dd6964b7d481e52f8aef6b5af2c66c
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SHA1
be89c5ba35edc8ec4d39f9967276dc77eb751ed9
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SHA256
77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21
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SHA512
56184cdc3e201ba2c318baf72733413c688e099572d970a56507c3091056ab0704bd8769cdba2a21cb58bcb7171015569863bc226cafc3bcfffdb1b730305abd
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SSDEEP
1536:uVPJM5JT77dHkTupkn/T2ivHWg55xi+qLO8YPE+oS1V9a:4K5J5H8upQ/yiPWgxi+qLOvoS
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2C247F21-8591-11D1-B16A-00C0F0283628} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FED-8583-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FEB-8583-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2C247F24-8591-11D1-B16A-00C0F0283628}\ProxyStubClsid32 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08DF952-8592-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6599-857C-11D1-B16A-00C0F0283628} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6599-857C-11D1-B16A-00C0F0283628}\ProxyStubClsid32 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F04E-858B-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08DF952-8592-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F04E-858B-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FE9-8583-11D1-B16A-00C0F0283628}\ = "IButton" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E3867A4-8586-11D1-B16A-00C0F0283628}\ = "IPanels" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F053-858B-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2C247F26-8591-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C8A3DC00-8593-11D1-B16A-00C0F0283628}\ProxyStubClsid32 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B5-8589-11D1-B16A-00C0F0283628}\ = "ITreeViewEvents" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B7-8589-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DD9DA664-8594-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6597-857C-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6597-857C-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FE7-8583-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2C247F22-8591-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FE9-8583-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F051-858B-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B4-8589-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F049-858B-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6597-857C-11D1-B16A-00C0F0283628}\ = "ITabs" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B7-8589-11D1-B16A-00C0F0283628}\ProxyStubClsid32 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F055-858B-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2C247F26-8591-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6594-857C-11D1-B16A-00C0F0283628}\ = "ITabStrip" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35053A21-8589-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B7-8589-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F051-858B-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F055-858B-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C74190B5-8589-11D1-B16A-00C0F0283628} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08DF953-8592-11D1-B16A-00C0F0283628}\ = "ISliderEvents" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E3867A2-8586-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F04C-858B-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1EFB6599-857C-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35053A20-8589-11D1-B16A-00C0F0283628}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F050-858B-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{346B44BC-3658-47A0-AB69-971A3F358BE5}\2.0\HELPDIR WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E3867A4-8586-11D1-B16A-00C0F0283628} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FED-8583-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDD1F051-858B-11D1-B16A-00C0F0283628}\TypeLib WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66833FEB-8583-11D1-B16A-00C0F0283628}\TypeLib\ = "{831FDD16-0C5C-11D2-A9FC-0000F8754DA1}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DD9DA665-8594-11D1-B16A-00C0F0283628}\TypeLib\Version = "2.0" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2368 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2368 WINWORD.EXE 2368 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2368 wrote to memory of 1292 2368 WINWORD.EXE 28 PID 2368 wrote to memory of 1292 2368 WINWORD.EXE 28 PID 2368 wrote to memory of 1292 2368 WINWORD.EXE 28 PID 2368 wrote to memory of 1292 2368 WINWORD.EXE 28
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.rtf"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1292
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
642B
MD54f03b86e4d6631c26ff5fffc7332be1d
SHA114952a78ea51df67d5b5b6c6b4de3d96ba7935bd
SHA25683f4ea26254d69825486bffd1d400217aac7245c5c48fe5acc3ccdea173c4851
SHA5124bed29b66444d826e89589b55dd786758ff68fcd2daf8296703d4443edb991fffce563e20db22bfb34fdb488638bbb43252392b6c105d12e721329adc2774632
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Filesize
20KB
MD5e61bd8609b852d18cb784e0855fa4cae
SHA1f9fe7e7f56593d13ef6b17cbf40c2c363783cd81
SHA256ca01b18ac0308a2d201bf5e06befba31586b0eeb18343b7b2bc2e8811269afc6
SHA512e45102583f1c0e482da03cfa945907b556a70eb69a810fa15470cb7fbcd18bc9c09f50e2d3af7679629cb82460d297739a51b50a66113a0962ec90f62dce2a0b