Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 02:57
Behavioral task
behavioral1
Sample
fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe
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Size
63KB
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MD5
fe29c5473a599a089bfd5ef63188fdab
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SHA1
17b224ffc8ece6e93079698e4e777224b16a5c3f
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SHA256
7e8c6365635025e9421da10c38918ea393e11b42d8d0460f006ae9cadb5a4ae5
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SHA512
3abc57b11adadf0469218527a758af24fb3806d1366ed427efe1c844b3c4fc2f4dbdc17f068247282057daa2cd196f690844b2455b5b985475adca25fa6579ac
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SSDEEP
1536:k9uFbKi5xntBrEyGDE1whTCetsh1nHUa:k9ebKuxnbFGDn4Lv0a
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 2 IoCs
pid Process 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe 2896 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
pid Process 3068 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe -
resource yara_rule behavioral1/memory/3068-0-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral1/files/0x00080000000120f9-2.dat upx behavioral1/memory/3068-4-0x00000000001B0000-0x00000000001DE000-memory.dmp upx behavioral1/memory/2668-9-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2668-10-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2896-19-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2896-17-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2896-21-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2896-23-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/3068-24-0x0000000000400000-0x0000000000417000-memory.dmp upx -
Drops file in Program Files directory 4 IoCs
description ioc Process File created C:\Program Files\AppPatch\NetSyst88.dll fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\Microsoft\pxEF9C.tmp fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DesktopLayer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "440738950" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0F5391C1-BDB5-11EF-8F1B-EAF933E40231} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2896 DesktopLayer.exe 2896 DesktopLayer.exe 2896 DesktopLayer.exe 2896 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2780 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2780 iexplore.exe 2780 iexplore.exe 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3068 wrote to memory of 2668 3068 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2668 3068 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2668 3068 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2668 3068 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe 30 PID 2668 wrote to memory of 2896 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe 31 PID 2668 wrote to memory of 2896 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe 31 PID 2668 wrote to memory of 2896 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe 31 PID 2668 wrote to memory of 2896 2668 fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe 31 PID 2896 wrote to memory of 2780 2896 DesktopLayer.exe 32 PID 2896 wrote to memory of 2780 2896 DesktopLayer.exe 32 PID 2896 wrote to memory of 2780 2896 DesktopLayer.exe 32 PID 2896 wrote to memory of 2780 2896 DesktopLayer.exe 32 PID 2780 wrote to memory of 2772 2780 iexplore.exe 33 PID 2780 wrote to memory of 2772 2780 iexplore.exe 33 PID 2780 wrote to memory of 2772 2780 iexplore.exe 33 PID 2780 wrote to memory of 2772 2780 iexplore.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Users\Admin\AppData\Local\Temp\fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exeC:\Users\Admin\AppData\Local\Temp\fe29c5473a599a089bfd5ef63188fdab_JaffaCakes118Srv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2780 CREDAT:275457 /prefetch:25⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD533a07f26c1e7e4065cb1b9aae1e84fe5
SHA17ded5537c7d5d12134486fb06ca3815dab7209fd
SHA256003162628456cf5f4aec02fc08c4a62e815b785964c13270e1c1b55618dc5779
SHA512febd933425355dc419c61e4db1349e853183a3af725d56a70b1687e2b428784d53282d273f29d55f363667a02ad9a29796620fc9baa14ad18b1f80cab424bb67
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5d4c896dc6e062f06dfe5d7443f8fd0af
SHA1122897935dd92b57269989997e3dc46cd66b40f9
SHA25649805b0e221f05727ab889ea7d606fda03c075441722675dccba8d1c05e833a9
SHA5128300e3e3bda7dfb258170c060eac84eb505a8bafb9a0387ec2725d6f2d938b71e7bf26bd5e8c42ec3c709d98c6e40909c9251adc850749242c2299ecdcf84021
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD59a451e56c055aff4c1ce6f33ea738309
SHA173b14cec8d43bbd881bee73eaf3d3360c6835ac0
SHA25636ec7c436cb0e795831876d7a21f751632fbae33a1899e121c73e2946b6d7609
SHA5123461cac3675a05db0e8c5b83b327b33dc90e4589337c3e5bb5f597b4b9badac679a4b81c1602e7a0e97103593d241ebb8efe59956b75945edb10bdb29ac7a962
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5e2b1ae63f6a52e2229e1777dfeb0da79
SHA14a13da7e946946065810e555c04f09fb1e0ae0b3
SHA25672920ac8c526a428d3e70d7cc7644a1dc60a4576edf1b85b7ebc16d5c044553e
SHA51207da2616418ac9e648444dff8cfaffb1cd4b8a584136c47e7ac7271c2d9d53dfa1acf941fa4818ab6e2eb4b39a03d26ff943c892e9fc0cce8d18b09641834e35
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD57aad2cc27321885364661d987a6b2539
SHA134e06fed647bf59b0c2d4603f5c25bd6b0a53850
SHA2561d569bb55c8d966940daa7e722388c9f06253aa3ada8415df94f5cb6fa40520e
SHA5120835c24cb5934bfd8a378a7dcc76b5367b7ee8bba9625e4896e3e052ae6cfaf7fea54a3b15b17b8663aee9e976cd08086966c15f7d355e32a477e8ada13c117e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5cd0a19b5fb6bd23f3c26d92d011a593f
SHA1106069c45a846e57983ab66631450c73526e53b7
SHA25691cde409bea9a31ec738aba05f43ef180ec76cee868b3e7056e1d39c92d9a9f9
SHA512e0f466f5497064670ed365ca3314323dbb37436227fe478f1279be999bcde23ba2e9986922223118b06844e1ce04b64de552ad5c2441000e8d64dede8ca0de58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD538386518cc218c100bfae0fbc6aa68d3
SHA1fdffc098e971e18ed959824d4bda3206e2067d32
SHA2568de92e80772f1126c7f6d32377581011b947b7c6cbe4a8de38a784bc3d7e300e
SHA512f2f6c941fbf71cecd60050c20f70039cc793c4e8734cac847dda269e3e3b26b224d98f0ba741b515862b2cfccf467dc895c53b006443ce6a1fdda0f034a084c8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD50b2e832f080b5d7cc1e944ff17a8ea34
SHA114679a369ecdc1ca6d38638a3d6c95f7079e2526
SHA25675a65d2a17a48b77542a26be805385421348ff6adb447db7eee65cfbe6e754b1
SHA5123977084e116bcdfa4fd8d0e29618132534022fb6b2f62facb2331a4951278b7fc24503c2f707b0267e9860a87ca055acb2f5d668707dfcc0a28294e80a7504ff
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5dfe1ff740e9a0a04496100e9f81f37a0
SHA122c4c5e623fcca3c6f1cdcfb306ccb862fc04c84
SHA256671b9f01eac569434ca1408e5e35c2debdcef7ac9c5ad7195884753428a2d74d
SHA512d94563cfe82ea82a89b6a1d92525526bd7483245d2f5198e47b1b63ed75c902a4bfdf2dd99ec925db6e212d44d0ad9c879fb64cbd86dadf1125655332314249d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5f9c112630bef4ae32c9d727a8ea09cb5
SHA116290dbc7c1f2dff1fd6ccaa3252f8fd58a317ae
SHA256631c82a49b41b2e1de4df1315ef1994e2d3616cbc6bc4bba02f23299289e5291
SHA51252077d241adf417702ba522c3abb415172cb3ec5c304ed52db8ff8700b4a1563829fee5023369bb91a4793e40eed1ae2529954582b0a9b95e473c287b35c58d1
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD53d28367310887b921a0c08460e09ad7a
SHA14f9ba1c3a681f5d192837eafd64fb8b3f1069639
SHA25655784d3b4a03c03fb2088673a0c5793702e5725701b01b64a27027a9f1d87ec9
SHA5120553b857b53f1ef1659230f06664499050e86e368274ad8f62fc80854b4330c30c71513cb2c3e2d30e50a93e5f097dec6ea4e6fa042f17090ca658ca4e5e2b86
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD58c7ba6fcac34cba8ef5ba08bd8146431
SHA1f3061351a5288fc92d5ed534c6571433bf7e8016
SHA256f5af967138fdb02e203d1cd6ddfee2045bc9ffff96fe09b859882d83e19ffbad
SHA512d8db1d4797ecfd069bfaf7f80b06086e6308cae9824928c8e418fdcc030c1c10f2e9fbcb36748be11bad42bcb9e34cc836327120dec64ae6d1114d50e1204abc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD575e44e5fd2f828ad2ec67703b74e2ba3
SHA129207b7e9a91ab2147ddee858b32eba7cb89c050
SHA25623a59b65b9f561d3078c74f0bd50bc66cdd77be62eabf69f1f8e99394f93887a
SHA512abc51548c84f392e91594b06542a9a6eabea1bc6d9e46b84c3ac2c34fb37087d1e497368e748909e7ec7198ba10b718fca0caf409ea21aea0deb628a87153355
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a