Analysis
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max time kernel
117s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
19/04/2024, 10:58
Static task
static1
Behavioral task
behavioral1
Sample
libtta_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
libtta_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Resource
win10v2004-20240412-en
General
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Target
libtta_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
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Size
206KB
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MD5
38f963971d0f202b0782db33c4a22334
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SHA1
9fbe8ef21c327856683f8cc43f551e32c908e76c
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SHA256
f8c8dd265c8455821717ad065baa6445dbd2d47d57a60f4ebeae3413d63fe39c
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SHA512
fcd432c14ba68bc6474c56965a9a369884200ef23de14c5091f36c45fe09f82112924aa87f6614440f79e2bc60c5dea4f6225d36fb594ee2dcf23a3fe7ca0418
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SSDEEP
1536:8h/pdWVoFCOFXFRYE64PE0Ljhx5/E5+6tI9LGduxWBTDl6i+P63E8B:8h/pxFXwBsL6xOLj0BErP69
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "419686313" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{11FE10A1-FE3C-11EE-9F3E-D2EFD46A7D0E} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 606825e74892da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000112dd71d930ff24b8b2b71a2c228122b00000000020000000000106600000001000020000000223e72ce3f3a6c112069fd31565678397613cde60f3ce7d21592500f8074595c000000000e800000000200002000000036fc60f07a83ab352c249485873b14d208c1dc71c55027e961847dd790ae6613200000009c37a0ada4df7f209de3978cd719b723b52dd460986d131c2d814e09606c22f4400000008b3ebc0fedddaafe184c6394db43d5602c932ce182c5c482a637b13e5fca27ece83302bfc31219f65112c0805728c9196ad47480f8b18ebeb61a6d5fcbec48e3 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2212 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2212 iexplore.exe 2212 iexplore.exe 2440 IEXPLORE.EXE 2440 IEXPLORE.EXE 2440 IEXPLORE.EXE 2440 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2440 2212 iexplore.exe 28 PID 2212 wrote to memory of 2440 2212 iexplore.exe 28 PID 2212 wrote to memory of 2440 2212 iexplore.exe 28 PID 2212 wrote to memory of 2440 2212 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\libtta_plugin.dll_id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2212 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2440
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD586d5c7a32271d093df5bcc42f05d4315
SHA189c2f985a7659796bbb457c99d64efe1c3f03b20
SHA256b608a7a478a3e5dc3648e9aeb232c2f7692ebb6f4bfc55e3fef075ec78cf01f1
SHA51261877e09ad57bac667dc8ea0f214689788b34d1b634d45af45f857958c3f1cf801c9c0eccb4273423ebc66229d1ac315115daa820c29c3bfd876fae64b01231d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e2668c7e1707b4069227b56d5061bf07
SHA1c2a53675225396586f9e61a41117b47aef510e69
SHA256c4626ec45520a13194e4ee4b7fbb989ade86b882e9477a771e1e620307bc07f0
SHA5128698d3b65acc6709ee9715b137e6fd268673d382a8d78196f34b979ac974148a72de0bd68ac3030cb5555c68d2de51982b7d6b90be165fdb539c618e84d63849
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5cf365fedf1716ce06965ed658ed473ad
SHA19dd19097f0021bc9e0396e713fb3e4d97a5b1817
SHA256b09b12b75049a4109f676010da78cfc0ba3e70060608203c0e78ff3d2818d23a
SHA512a772cfcf4184176f68c11a12de589dab313851fc81fb5dabf216d3bfb3ddf0d3acd3eb684cb37964088369bf0f9a75c888ed31c87db9ea987017a15077d2bb74
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD50a66ad8f9d3ed3b542d44cebf2648ece
SHA10d020445a0e136c196e54d51313950a6d41b62c8
SHA256924b9a6cf68592bc77cd2c6c8a266627536e32a38eefa311bc18c67fd9010e73
SHA512e6f3f7e88b846d072d8fc78fd6d943bb8cb3b6cef85e251142ae9cdb104c63e7f0fe61bb00ebdadc7c02cae08dcd00ffe745373982df91e072dcd16031b9588d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD512861ef9bc041af9a3765e0b4cef31ee
SHA1135bd26c33e06b425e7b893c5473222cb602b9e6
SHA256038de1ef289cd49ccca6546846858343bc0fe32f6f96997c46afb7dbbb0a136a
SHA51280e41c942e6f84b158f17479e5ba6e996f96817b09e7e4714843c324fed217962ee790a0784c5913062de10f5766a48e462787c446e46b2b7627ad5c2bb1f257
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD549af2a4fc8d161f5fa350f2f454a49cb
SHA1da9bb37a6c4d82e141916fb85fc0c17e50aec634
SHA256f337eb8cd2ebfc20aa1a2f21d60c24e987578147a4d318b0c64638b6587970f9
SHA512bea864653e91eefdc9e05d0927647a5dc3212614b2dbf6ccc0507868c2bfa4caf7a74b67d00efce93ecd71ca36b4f8123c9126a0af2145d48d2e5bb66725c615
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5fabc7c29392557029bdc6e17c1a6b255
SHA1e902fbfa71af0521389a502bc91feb49272d00c3
SHA25612568c24728e29828030368821146ed960dfdb5db9776a2286a4eb7be9412377
SHA51266ac4bf28b2f755f1fcf13dae2e99033bbf58dfa9b07a9451946d9ef448bed6ee47dff4206e1d7d613727b2d077e9d5fc3a9814e7e1bab86ec52eeecc3859bb6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD56668ca3c40e6d22df34eef014a6b6dba
SHA151036cc7477624e1307f8c8f68baad0d6c517b5e
SHA25630adce5c88d48995cca79a683e4abef48cac0f01e60862c2482f5b5cd5556d9b
SHA5127249010078f8acef8e425ec6d7def4b8825293f86b63d53057f2ca895a65a441c34d09e373d570c5fba1f9c58ff989bb17839aaf4511774a86918567dacb0dad
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD548f1e069c39e5d5d4e2963ca955a772c
SHA1c6d440d6f77d22b029133c28c5e07889007bf598
SHA2560e4a6e9d559b55fd384b98d9d508759e2371d60896378287ee83e9d516b76b92
SHA5127123e52af83838be94f0fccdff2bf69dc4289396fe18b445daab9aee6a57815397ed91591814cca0bba9cfb9eaa8a8c92351d2d1115d315d399c8bf58340878b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a1403e1b8b7160c4ce69bc3b584f1fd7
SHA19de47c9504f77f5e088d67a76c3b8b30030a9b67
SHA256c36e64e6d4d2d2b3712c696c84ae5cc12ca97f0f40ef3a77adda46f21b7f9223
SHA5126049a230d5fc584ef10e9865db75a66555dc506e03934a1ac820697d567196e0c58f6cc1d6c94740428b88ed4c74ab881489d09b90a1507c52a46bf745068b55
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD52312456af8652df4c2545dd1c6dcea41
SHA121885547be623636fd7265739ff6ba37a6aa9d47
SHA25676eb1bc3b79c043f0abd7dbaad1236215c48f20a3dcde46fcd15db99b1b4a6eb
SHA512ebce3e93f18b0f80aeb6ff60276916546f616f30acd3fc268a8bb8b80ed1472a211872dfa76f5c10fa38a5e1655c070c3fa872b66191eefd5ab17ea84926b7ea
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5fc95cab937b42fa0e3292627080ef2fe
SHA1c8a0421c5637585a26f67cfdd459260d75b210ed
SHA256b8341d773fea1afcac539dbc564b534b37e9216f589b1c99b15ee09ddb48e5cd
SHA5129993f72c6bf3d2314b78e3fb548b6358e786e57466a991f279c2d0b6cc7b987d7d4361021b7a1e4c0543c94e07f5aab6f40464fa73c38e825f1666e428c0b65a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54d438fabdfe1002bc9dbd1b15ef26531
SHA140bb221828b89de4022cc2a44bb277c3387e0b13
SHA256cd6310467b3e9b6417176a28340ba6f6f1e36ef440893d0cd34a18bd57985516
SHA512a11e1020af052e920d3993cf262d239ba2d74de4eb1bdd29ac6f33c6a716475011732a202a5f32b60a1bba5270d0c6a5d2f9bcf52852e0a78492a102ad3fae07
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c15c36118845004f95bc83acc95aee57
SHA13b2278d06ce9311ff0e97580bb8a986ed650fad0
SHA2561336ef9a49365fb802d3e4f7985c8c49c77069b55c24519ddfd523e1511adde6
SHA51229ef9321b6a4e50bb5e677b040f1cc8af4299f0ce641fe36a920c83a5cdece3e9b8ce64675fccdfd0f13de0d6ccbad75f16acda27471d9efcfdea1cba1750c5d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD580dad75af951ad78af12926a0303d1ce
SHA1b0506a9d162c4b09bd4ab0f52a90671c9028af5b
SHA256ec216b3afb443c9396c6a4c6b3a92a84b58cdda8dd69ff94123667dc26920272
SHA51213899e3c99d59892ef0f2f6765a97e2cc683fb6cdf9830ecbb030f2f7cd399f606d186d415b710edec594e4919b6c4d99e34f922708e9b8d36a6159ee1e892d8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54551c9b03c025b5877bfd4253c9df248
SHA1350967aaa89cd0b02bb40e0bd4660d372fa5fff2
SHA25617eedbf49a1d76497778a4a727582101bf4f695dbf6ab8c34fe94f2cf5c2cf4e
SHA512f39b01743d30360497d8951deb87ae675d78259378be701d0ce3f5d61e7026e35a6bacea7d5d8162ee824a111d7ab138824729596f9ae2022b449146ac2c18c1
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD584ce89aa0bb81a639b20562756b53aaa
SHA13903a26d21578d006ee03ab1df0acafa7c872c85
SHA25666141017dad5a94e47ac5db6340597b8969dbbf7b68ac4f28791061cc92ad8ef
SHA512c6ae9d25f98d6ba392ad87216b6c73a56c2458f1d958b02a5fa3c161ca828de15a8159847ef435670fc906546c4509827842ce2ee9f83c4b9c6295393316eee1
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a