Analysis
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max time kernel
141s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
13/01/2024, 11:28
Static task
static1
Behavioral task
behavioral1
Sample
58cf42043efddbcc802775f46bdca87f.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
58cf42043efddbcc802775f46bdca87f.html
Resource
win10v2004-20231222-en
General
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Target
58cf42043efddbcc802775f46bdca87f.html
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Size
20KB
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MD5
58cf42043efddbcc802775f46bdca87f
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SHA1
b18bf74aa42e7e01a12d30e5ea46402f243e455f
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SHA256
4fbb26682ed9b92f846f2a9bf3cf6bc6bd11cefeb90ea6edd375707327ad74d3
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SHA512
c45cb70fdbd149f4f2e41b00ab39c742a2aabf8571096490d7ead9f11953017c14412a1bf9b2862c7149f2d69e2bf3adab0f54f9f3b23687fec4e61d6089bb0b
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SSDEEP
384:Ba1PXR4WXXRXrKYTRzkPART6i+rJCWWYa6g0BclwHIXAVd59y90XuiPuiJ:BacWnJz18xg0BclwHIXkHe0X/P/J
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411307194" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000566b58630fb3a044b91770fce5e9b2d600000000020000000000106600000001000020000000fc8df78902ab92994899d9d90e8fb4d5cebe6352b1349f6b2ccec9407d629b94000000000e80000000020000200000004458705359ba02fa7dd1d698472764b9bf5f92ea106c1d2f7bbd7db1ac05971a20000000c62178762486c846f14240dfa376a86dafca848ce7b1097af858f7fa6f0ae8d04000000093b825d4232d488e14c1db4e4aa1d3c4051397410835739f475e86c9c593d97a9f5395c2aaa5ef0369720a29bb64c9804fb5f7dcfa981a4998fc65c37a535a41 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 504026cd1346da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E7C4FA51-B206-11EE-9FFF-CEEF1DCBEAFA} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2552 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2552 iexplore.exe 2552 iexplore.exe 1812 IEXPLORE.EXE 1812 IEXPLORE.EXE 1812 IEXPLORE.EXE 1812 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2552 wrote to memory of 1812 2552 iexplore.exe 28 PID 2552 wrote to memory of 1812 2552 iexplore.exe 28 PID 2552 wrote to memory of 1812 2552 iexplore.exe 28 PID 2552 wrote to memory of 1812 2552 iexplore.exe 28
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\58cf42043efddbcc802775f46bdca87f.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2552 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1812
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
914B
MD5e4a68ac854ac5242460afd72481b2a44
SHA1df3c24f9bfd666761b268073fe06d1cc8d4f82a4
SHA256cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f
SHA5125622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC
Filesize252B
MD5f2ed28a86896eecf852638566bf30aa1
SHA17d88aba1015b5a1c6ee0ac69a9b604fd59918c3d
SHA256f071228a1248af54fc4b348b9ab8f89b612624e4c49a5ca54fb101c5bbec2d58
SHA5125b255afc4304a0664035806e0ce087531a9c52d517c36e3027d1edaf54dba7f672c219a7e6c5e881bc6cd0ff00e9c1296e1a44f002afefef9c69f7714093b227
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD578ee5811bc055433df7855154a2cc85b
SHA1e0556d4a466c7e9d58af12e2e898c0d18fca399d
SHA2560c5cf84a77b0f6aeedc65784448047cf3d67ecdb5fab1934dd66ae11b24e6f02
SHA512d5ebf9bcf4cfd898924c8f4cfb09a37cc198cefa86b8328950750beae2b1fcd6c4c3f26b782cc80b30c512844bcc320e2eaa8416e5d0d7b1fcc0c8c3216ef10e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54975393a8711cd44166b2468040f7da7
SHA15b75528d1b47e756e3c4f5481c39d57eaaa09ba3
SHA256c3e2dfa6fb1832cfc0d6e5d51d0e9518e3fa11f44e8544fea2ec1de26e034ed5
SHA5121d8a1e19e6d79cb6cca03b8478fda8be1e7fb0003bb0dfed7988ab76bae4f4e9e09bd1a4aeddfc3cc8e5bad5ae7d0b5267a6ee812872bbaea49c3b3418583a00
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a6aab6c787673cd6a673e9fe8685a4d0
SHA1c6d20f2ad61e783aeaae8938799a28f9412a19cd
SHA256a0481b56996262190339d81108134c1560860951d775a4a58a64ddb5c4b2d08e
SHA512d70fb9354522215dfb470da1d4a3a06d7e65cd8976eb2a2a31399f3bb2523ec880a0c7bbd91c39b8a6102d83faa45b2e66b0783aa22c8ad296a28f81bf45ccc3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD569e3789d960dfadcb28a48ee01bea636
SHA1217bcc98af4cc8b6fc6af0e47964dff1d06a4762
SHA256f210a48d402aac19471dbadb9f59da3a1776199fc439b91664fde606c3dca2f0
SHA512c1bcae66535fd6ab7ab5f787896b374a7db5a563dd10e62eab881341350c602fdf505169b0ae8e7d2749ed5dc07eeea47047f2b852978b075be4e30c8c22b6d1
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5046a943792b8b15a5c918095d6fd90ab
SHA1dd030810fab3b575e9441f07b4e22a815f65c037
SHA2569058a93edeeb5b2ecccc921236aeee6c2119457d66161c65adb9be3b6c006df9
SHA51281a2c5aa73642c78f83d224658e6f819c739884fffa207bae3a5c29b3a91d1f65056064aa714b70f0f70331650fc44a9de8d69e737ad610393f3ad7f38a4f246
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD595d675f257ba881e5fa933b872e9e4be
SHA1b8a4322c0e4aa42ca87eb8a37a11880a76f7a317
SHA25626c2d085c80c989d06d7809f8ebb106ae573e6a7b9f5cbb20ba2f17fc458c384
SHA512ecbcd33f478d9ef77f8849cbba54c67a3d74c0c7068d25727ce389e6f8915e336ec0e385ea0568c479f6cade1a85057967ac782b35e9ebcb07c73f56d150c7b0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD577ac12f363b6127184681a5402a3ea79
SHA1bcea0605ceeac6da2917a10a394d2f3e500bbad7
SHA25620f97c9fe6e73015b20d9ab2d2385ffaf1ca9829c0e7f16d0f70510301ab6ca0
SHA5124b5f8c0e8a28038f22124c3634ee408beceef244bb6501bc9d1efc1e46a838f0bd8a6641ae3206a188a7ba7eda9f16d9484e7557d5d2c3a9c3e4ce164c8db6e7
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD532556c4f4862380cccbac5f393928458
SHA1eb60a50aa9d2fd48cfd9177a85fabdc68d833bf3
SHA256c03c9bfd215898f1c147dca2b497988ce34a343694523a2893d47f23844b2093
SHA512608f92f55eb39c265751682b582ecc4d6adc3d180b7b1cc0fe5c578271ce0c35c0415f5ade242ea552fa0e882e64515373afd3b5d6e6adf6470100b3076f36b2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD58504a9e9f8ab761a91bc8d1021df0f47
SHA10d48c2aea7d75ca60e50d72596cfc751673b4a64
SHA25622a219c275e9f02f087178b4f66596f8f223930a1bad8155d8d95b7fbf45fae5
SHA51234d2cdc623adf01a0b01ef3106a6ea3c2cf16573c8fc6603026d07d112f99bce7c175121f2d6054460af208c39b32b8b31ea67c99dc3be401f585e792e37e78d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD569ddafa1aac205f6ac6ab7f3a7300362
SHA1eba7009c3f6ba788bc9012642afcd056ebefbf0b
SHA256b4d6ef71d7a77ae982baaa5d33ab7533e9224cc1d6463708b320faa9d92556dd
SHA5123936d34b466f7cf38736d1c094776dd638cbc069784000c7513ca4f83ce185bfdbecc07f47e75937ae0c1668c5240d55c65e5bc9cf4f26439cf6ba07ed917796
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5471bb22e86310db1445ddd12e853e3fe
SHA11f031ecc77f4ca06271df50dae8c8f346b36fc26
SHA2561c4784415cbf3daac62c74f773d7e69409bab6a006ee82c6cb98e9ab65d45f78
SHA5123ee7445c0d22ddeff55852df0389d6e625272465678d99f3fe00ab2bef55fbc09bcb0fe313f26a4370e6a0098391480902ec03854b6ecd736319cefe6d4ef6e2
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6IJYZ6B5\getnum[1].js
Filesize48B
MD5562da3c8985696cc9ca4a7f971060257
SHA1a88cbd2c0a605a6eafbadb3df7e1fad5fb42449a
SHA2568ce67a0d6bbafe907d017afce02287e8ba5840268f54d5c7f1473a5d09467005
SHA512b919914b3fdb6544a3d32cbaee4217e825c60e57322bbc643df3d5c15143aa643274fa714785a8102b2f1bb3a6bbab4e28d9be815c68f4194ae60aee665e7788
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LFTKP12M\shell_v2[2].js
Filesize1KB
MD522589e4e13247c72d03abfcf26321152
SHA154add8ab3c97313ed67cca6db4284f36db5507c0
SHA25696e94fab37c4307d249cf2582540f86e433162b2e537cd54c7e888ca8d93c214
SHA51202f89ace12c31aa709aaf7790d732fdce330808e90714315c7bb38a9af5f63b413a697cf4cb4366a0cd9f007fca4d21da91b8082ef94dd4467753c44a6864708
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
47KB
MD53b411be3fb4942232e4186be27c3161e
SHA14329a8dc6adb75bed32f7150b0b1890920cf485c
SHA256468a04ffb7eb968f7f081224d6433070b5208a35a0ae5a72c5a614c62819d942
SHA512d2887704a16c5a834e9e4dd737291e823bc5b106c70e82deb1900feb73a57501d41df18989ea532533d141a5b94840f72a09836a635f8950fbe619524ba8a434