Overview
overview
7Static
static
3JaffaCakes...8d.exe
windows10-2004-x64
7JaffaCakes...8d.exe
windows11-21h2-x64
7$PLUGINSDI...is.dll
windows10-2004-x64
3$PLUGINSDI...is.dll
windows11-21h2-x64
3ffRichMedi...ion.js
windows10-2004-x64
3ffRichMedi...ion.js
windows11-21h2-x64
3ff/chrome/...984.js
windows10-2004-x64
3ff/chrome/...984.js
windows11-21h2-x64
3ff/chrome/...ion.js
windows10-2004-x64
3ff/chrome/...ion.js
windows11-21h2-x64
3ie/RichMed...84.dll
windows10-2004-x64
6ie/RichMed...84.dll
windows11-21h2-x64
6uninstall.exe
windows10-2004-x64
7uninstall.exe
windows11-21h2-x64
7$PLUGINSDI...is.dll
windows10-2004-x64
3$PLUGINSDI...is.dll
windows11-21h2-x64
3Analysis
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max time kernel
121s -
max time network
104s -
platform
windows11-21h2_x64 -
resource
win11-20250610-en -
resource tags
arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system -
submitted
04/07/2025, 17:32
Behavioral task
behavioral1
Sample
JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe
Resource
win10v2004-20250619-en
Behavioral task
behavioral2
Sample
JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe
Resource
win11-20250610-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20250610-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win11-20250619-en
Behavioral task
behavioral5
Sample
ffRichMediaViewV1release2984chaction.js
Resource
win10v2004-20250502-en
Behavioral task
behavioral6
Sample
ffRichMediaViewV1release2984chaction.js
Resource
win11-20250610-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffRichMediaViewV1release2984.js
Resource
win10v2004-20250619-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffRichMediaViewV1release2984.js
Resource
win11-20250619-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffRichMediaViewV1release2984ffaction.js
Resource
win10v2004-20250610-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffRichMediaViewV1release2984ffaction.js
Resource
win11-20250610-en
Behavioral task
behavioral11
Sample
ie/RichMediaViewV1release2984.dll
Resource
win10v2004-20250610-en
Behavioral task
behavioral12
Sample
ie/RichMediaViewV1release2984.dll
Resource
win11-20250619-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win11-20250619-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20250619-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win11-20250619-en
General
-
Target
JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe
-
Size
657KB
-
MD5
1c7039ad3300c33937a4dbace449d68d
-
SHA1
124e5c68f868e9f337e2f891138b1ec5dd0f690e
-
SHA256
7cba5943a26d2978cfe40816315127064ba477ec76bfc7306a6075ab021a6218
-
SHA512
8be1f6dff7034c232f6c7ce5fc3f026916962cb8c5e6eaa6cc38b5a6f079e92038c1bcabdb64aa9e7ecb2e41f5103e4649b88af2807f79d99ebe0ebc687a44e7
-
SSDEEP
12288:HPMOAsnoQ3G4GQTq4OaQQTYJ8eP4/L5uO7D3f5Blq4ma/QTkJ8ePJ/R5uO7nU26/:HP0qoQG4GQm4OaHYJ8eP4D5uOHBBo4m/
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 5484 regsvr32.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{405ba82f-4c9c-4c0e-b262-284304b85735}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{405ba82f-4c9c-4c0e-b262-284304b85735} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{405ba82f-4c9c-4c0e-b262-284304b85735}\ = "RichMediaViewV1release2984" regsvr32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ch\RichMediaViewV1release2984.crx JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\ffRichMediaViewV1release2984.js JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\ffRichMediaViewV1release2984ffaction.js JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons\Thumbs.db JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ch\RichMediaViewV1release2984.crx JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome.manifest JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\install.rdf JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\ffRichMediaViewV1release2984.js JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\ffRichMediaViewV1release2984ffaction.js JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons\default\RichMediaViewV1release2984_32.png JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ie\RichMediaViewV1release2984.dll JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome.manifest JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\overlay.xul JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\overlay.xul JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons\Thumbs.db JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons\default\RichMediaViewV1release2984_32.png JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\install.rdf JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ff\chrome\content\icons\default JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\uninstall.exe JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.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 3 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 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gpupdate.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2238466657-712128251-1221219315-1000\Software\Microsoft\Internet Explorer\Approved Extensions JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe Set value (data) \REGISTRY\USER\S-1-5-21-2238466657-712128251-1221219315-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{405ba82f-4c9c-4c0e-b262-284304b85735} = 51667a6c4c1d3b1b3fb44b5aa31b6707a86c6d0303fa1028 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib\ = "{83332AB3-CEB0-493E-9686-476AE8E95EB2}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib\ = "{83332AB3-CEB0-493E-9686-476AE8E95EB2}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735} JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2984\\ie\\RichMediaViewV1release2984.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\ = "RichMediaViewV1release2984Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\ = "RichMediaViewV1release2984" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\TypeLib\ = "{83332ab3-ceb0-493e-9686-476ae8e95eb2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ = "IRichMediaViewV1release2984BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{83332AB3-CEB0-493E-9686-476AE8E95EB2}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2984\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\ = "Rich Media View" JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B96B50C3-CB22-46EC-9144-2B31608332A0}\ = "IRichMediaViewV1release2984BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2984\\ie\\RichMediaViewV1release2984.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{405ba82f-4c9c-4c0e-b262-284304b85735}\Version regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4304 wrote to memory of 5484 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 79 PID 4304 wrote to memory of 5484 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 79 PID 4304 wrote to memory of 5484 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 79 PID 4304 wrote to memory of 5004 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 82 PID 4304 wrote to memory of 5004 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 82 PID 4304 wrote to memory of 5004 4304 JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c7039ad3300c33937a4dbace449d68d.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4304 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2984\ie\RichMediaViewV1release2984.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:5484
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C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵
- System Location Discovery: System Language Discovery
PID:5004
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:3376
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:5292
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
85KB
MD5ea0eb71b283758d746896255bb91a35a
SHA13ea49116a5fc20de6ebd480e55b709f366a9ba50
SHA2566a951bc2332458d71b5a47284de8bf8407758025932f61dcb9f168ef4080a49e
SHA5122866908d432132082a1a337649a930eb5a9fea1cd9e289eb22521d0fd080db6e98565f4225b18684193897cccf5b35bfbd5106a30b584f89b3a16214c252520b
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Filesize
567KB
MD5450753ad96785a240a39deccab3af0d0
SHA121c544064d2ffa6444508268ce258a330d459fc5
SHA2561c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3
SHA512c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab