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Analysis
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max time kernel
82s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 15:34
Static task
static1
Behavioral task
behavioral1
Sample
89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe
Resource
win10v2004-20220812-en
General
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Target
89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe
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Size
564KB
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MD5
83289a0e448e6c43d4ee5984524525e8
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SHA1
472e1dac4ff9be110c040a5c76a72e12929ec37a
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SHA256
89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb
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SHA512
777b7aad35a53b544237ffd6c84e059069e32fc0dbdb815dbbe5c10eefc04b0f5b9ff9cd9460478ec2e2e1d50e9d952a3757e8abc99d40090c01416d6f117000
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SSDEEP
12288:u+MDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0Uq:utplNFgxG5eZngb0p
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 304 nbfile0.exe 1972 nbfile1.exe -
Loads dropped DLL 7 IoCs
pid Process 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 304 nbfile0.exe 304 nbfile0.exe 304 nbfile0.exe 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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NSIS installer 7 IoCs
resource yara_rule behavioral1/files/0x000c0000000054a8-54.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-55.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-57.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-59.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-60.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-61.dat nsis_installer_2 behavioral1/files/0x000c0000000054a8-62.dat nsis_installer_2 -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a3000000000200000000001066000000010000200000007886de9b68dfa8d7b9c32ee5271270065264976f6527f9aa5ea9fabde536a21c000000000e80000000020000200000001b2fd7cda1865711528927f64ab55521084812015a26102d2238695154e4e69720000000509bb1858115783870daf7dec1584b4a89707595f2871897444a2b3906d9ff9e400000008249257b864a537e1b47c61714e058de732ac97f5ac382e5e648286f3b1c897d591690faa08ad25c519099723c23562c9f9f39c8e7a066e3c5894c480b6f0567 IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0d16087fdecd801 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{95150721-58F0-11ED-965B-E20468906380} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373967560" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1972 nbfile1.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1480 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1972 nbfile1.exe 1480 IEXPLORE.EXE 1480 IEXPLORE.EXE 1124 IEXPLORE.EXE 1124 IEXPLORE.EXE 1124 IEXPLORE.EXE 1124 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 304 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 27 PID 1572 wrote to memory of 1972 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 28 PID 1572 wrote to memory of 1972 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 28 PID 1572 wrote to memory of 1972 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 28 PID 1572 wrote to memory of 1972 1572 89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe 28 PID 1972 wrote to memory of 1480 1972 nbfile1.exe 29 PID 1972 wrote to memory of 1480 1972 nbfile1.exe 29 PID 1972 wrote to memory of 1480 1972 nbfile1.exe 29 PID 1972 wrote to memory of 1480 1972 nbfile1.exe 29 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 1940 304 nbfile0.exe 30 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 304 wrote to memory of 984 304 nbfile0.exe 31 PID 1480 wrote to memory of 1124 1480 IEXPLORE.EXE 33 PID 1480 wrote to memory of 1124 1480 IEXPLORE.EXE 33 PID 1480 wrote to memory of 1124 1480 IEXPLORE.EXE 33 PID 1480 wrote to memory of 1124 1480 IEXPLORE.EXE 33 PID 1972 wrote to memory of 1196 1972 nbfile1.exe 34 PID 1972 wrote to memory of 1196 1972 nbfile1.exe 34 PID 1972 wrote to memory of 1196 1972 nbfile1.exe 34 PID 1972 wrote to memory of 1196 1972 nbfile1.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe"C:\Users\Admin\AppData\Local\Temp\89cc0118e8523f29185f25c5aba53f907151dae7b5d54df289352c11137f88eb.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1572 -
C:\Users\Admin\AppData\Local\Temp\nbfile0.exeC:\Users\Admin\AppData\Local\Temp\nbfile0.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:304 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵PID:1940
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵PID:984
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C:\Users\Admin\AppData\Local\Temp\nbfile1.exeC:\Users\Admin\AppData\Local\Temp\nbfile1.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://down.97199.com/install2/?sl33⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1480 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1124
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile1.exe3⤵PID:1196
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
608B
MD5f8ea11cc43d9ff1527f1260666eb8bd4
SHA11998fbe5bcb87a10f672f28dbf84bc7eaf2bb816
SHA2569cb79ebc6773ba8de48975d55b825e49048bcd3e2e3dd646da97d099c2b579f0
SHA512e973970648650133c6261e1a4a9a9cd3efcb4daeb63fcccfa5f6412173b35c2781f27d6ea895e03097e9a7f2c21b2bde425334258e4c80a5ab1f37a618fd39ba
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Filesize
631B
MD55e2c0c26e344eeae4304c9bb561ea89b
SHA14664f9d0f582ab586ab197515aa45499eb18db41
SHA256f74ed58e1ff45165abf943ff0364fff8e5d873b9051ccba0da940399fbd8aac3
SHA5124aa5f6d5c35160470f99808dab9a68f826e726eae0b7f536e71665b978d72502faf971c4f9f2a9a792b3aca04736c9c97d633da7b34b50dbd3831dcb67284d97
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5