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Analysis
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max time kernel
150s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
26/07/2024, 04:05
Static task
static1
Behavioral task
behavioral1
Sample
813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe
Resource
win10v2004-20240709-en
General
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Target
813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe
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Size
261KB
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MD5
522cc277fe92ba28c0df898c7da2ec9e
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SHA1
2366a44bfbccc70424e07e22b0c3294bca2fb9a7
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SHA256
813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439
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SHA512
9438aa0a25c49723b302c1dbcc7ec4b2ce2315a6a145fbd57dc280f1302b0d097877c405e49e0856d08ad87e1f282cb6768cafdf369f2221695489ff508c8f0a
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SSDEEP
3072:vDKW1LgppLRHMY0TBfJvjcTp5XxG8pt+oSOpE22obq+NYgvPuCEbMBWJxLRiUg:vDKW1Lgbdl0TBBvjc/M8n35nYgvKjdz
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\DECRYPT_YOUR_FILES.HTML
Signatures
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Fantom
Ransomware which hides encryption process behind fake Windows Update screen.
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Renames multiple (1451) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Disables Task Manager via registry modification
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Executes dropped EXE 1 IoCs
pid Process 2012 WindowsUpdate.exe -
Loads dropped DLL 1 IoCs
pid Process 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\js\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-application-views_zh_CN.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64.nl_zh_4.4.0.v20140623020002.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-javahelp.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.swt_3.103.1.v20140903-1938.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvm_zh_CN.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_left_rest.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\babypink.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\META-INF\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\gadget.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\7-Zip\History.txt 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-threaddump.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\js\ui.js 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_single_bkg.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\drag.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\navSubpicture.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\brx\LC_MESSAGES\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\sr\LC_MESSAGES\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\de-DE\flyout.html 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\VERSION.txt 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\ant-javafx.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\jconsole.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\org-openide-util-lookup_ja.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-background.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\dark\e4-dark_partstyle.css 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\drag.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\combo-hover-right.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\picturePuzzle.html 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Microsoft Games\Solitaire\fr-FR\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\sm\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\shuffle_up.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Microsoft Office\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.greychart.ui.ja_5.5.0.165303.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-sampler.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-filesystems.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\settings.html 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\META-INF\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\es-ES\js\init.js 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\layers.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\wa\LC_MESSAGES\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\4to3Squareframe_SelectionSubpicture.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\am.pak 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-editor-mimelookup.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\images\Folder-48.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport_mask_left.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.addons.swt.nl_ja_4.4.0.v20140623020002.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\is\LC_MESSAGES\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows NT\Accessories\ja-JP\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\1047x576black.png 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.natives.nl_ja_4.4.0.v20140623020002.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\VideoLAN\VLC\locale\ca\LC_MESSAGES\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-selector-ui.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\license.html 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-modules-appui.xml 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Common Files\System\msadc\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Common Files\SpeechEngines\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_ru.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-windows.jar 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Java\jre7\bin\DECRYPT_YOUR_FILES.HTML 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File opened for modification C:\Program Files\7-Zip\Lang\co.txt 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\js\cpu.js 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe File created C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\en-US\js\clock.js 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2732 wrote to memory of 2012 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe 30 PID 2732 wrote to memory of 2012 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe 30 PID 2732 wrote to memory of 2012 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe 30 PID 2732 wrote to memory of 2012 2732 813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe"C:\Users\Admin\AppData\Local\Temp\813a9449049448ebbb4e39a3a024fa258b40730c86648ae706449c1ea8730439.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Users\Admin\AppData\Local\Temp\WindowsUpdate.exe"C:\Users\Admin\AppData\Local\Temp\WindowsUpdate.exe"2⤵
- Executes dropped EXE
PID:2012
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD53a4b94915b50949cbe3bfcf05852ca09
SHA1fa8f8f26ca0fcae3e692973ab7acf854ec5db404
SHA256eceb08c5e27f1e5dac6f394a911ca987ef5c8478e361d57e095d4c2d50e7ddb5
SHA5129b82974b688f17e3239966b2e2e1eb009370dc879163e87790b742d5f6d8e98c33b5abb9ade9c8c93f9175a0bc5f482ce7b8bd5d94fac5a4012c9b3ebdf7dd06
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Filesize
160B
MD5ce955c051946400c5f2f5c5b76408495
SHA1e9e3f244e8b64c9467d2c180396b53bc34824c31
SHA256a2a9ef0f9121a724f578c89cfb5dc8f44d8b632cd6079e4825414050c9c53373
SHA512c402effe066fb8e0f7ec6901d72530b3f1d819b6f2d144bc4453b3a1fd830572ea38b9fe989534a5b7739693ba2f8e1e76db3953360b47308a275353a3353a2f
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C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\epl-v10.html
Filesize12KB
MD56f8a95a3ec2306f7590fe3b0ff466e68
SHA1be69beb990569c3b097fc0be69b5ebbfb2d33c55
SHA256ebbab390a67c5b9a6857281149ff33a9e8d6bd3473e73191dfe791465473abba
SHA512a46a90dc3db60f32a82247bb1ea0387ea7c0c7068b586b04e0cf1e2c60d1a8df8a1aee81a43c577358f09034ad32b1a061e9ef1c3503720fe312131d2281c240
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C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\license.html
Filesize8KB
MD56b9167c626b6f5cb59f359fff1fcf8dc
SHA1c4be5d633252d1051c62b5c6e663acf99000c996
SHA256e8e97a8a285784187a1a86ba3dad211d5af478e8da3c4d09658c16d35b641d7c
SHA51245b7681505fbc80407608ecde76cb862bd1d99f6de6403297bfb2864142a864b9254c936e7ae447bdd4ebff1c74dd6305aaa0152418844b5fa8d1e827f0dc13d
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C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\asl-v20.txt
Filesize11KB
MD5ac9e24b3f6c17faf830908c4b33ce4c6
SHA1732ed3c518a74ed8c300f5e9bf8825e5219b0661
SHA256f78296985a6efa25ae0ef8d8c32ca2598ad81793ad96dc9510be79c1b606c08a
SHA512d05532f3ad265ea62f4d5b28d7037a076a22178bf6d9c09550d28b7acab6f705d68531ddf2b71dce33a4632f67888f7aeef65fd26ec226b19724203dbfcd5b3d
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Filesize
109KB
MD5e3efa21df5b344248537081f68454fc4
SHA1f27610d43a71b5a1e52a9792cc9ea5c05e5ccfad
SHA25628850a461f045a9af6d101447480ab93d95d8fc231087df660f6ea8410d392ac
SHA51223ab42334f423441e883ed0c0e368a2d9a23acc4a20818a749cc83baec024011865ab5484445fcca1b58b3777fc23649a0ec54a63770c373485f712c73414abd
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Filesize
172KB
MD5c370026ecb1a177aea5839651842a73b
SHA1f8d27f32a149af763679a17d4336937207b34aa9
SHA256b91bb4598efd39906e956b29f5868c74c992f169187a14630c7d07e949e1a6a8
SHA512f8fbcc16d91b7bf0cd5ba67ea9c119c697ef5df962ffea015f75a2ce46a127ea5dc72c6b09a1a60e6ea0c09479547263fd757c9cd07b0f6bd1af092ffc22e77a
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Filesize
21KB
MD5fec89e9d2784b4c015fed6f5ae558e08
SHA1581fd9fb59bd42fbe7bd065cf0e6ff6d4d0daba2
SHA256489f2546a4ad1e0e0147d1ca2fd8801785689f67fb850171ccbaa6306a152065
SHA512e3bbf89cc0a955a2819455137e540952c55f417732a596ef314a46d5312b3bed644ac7595f75d3639ebc30e85f0f210dba0ef5b013d1b83bafd2c17a9d685a24