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Analysis
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max time kernel
147s -
max time network
179s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
21/10/2022, 04:46
Static task
static1
Behavioral task
behavioral1
Sample
774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe
Resource
win10v2004-20220812-en
General
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Target
774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe
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Size
581KB
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MD5
75b0d65a15c3254f03a361fdc53bd75f
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SHA1
2e1c3e67602fa92a67afd431827b60e0592ab539
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SHA256
774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c
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SHA512
9a5a7a570a35f1f232e8b4cc8f9c64bc0747933705c24382117d404374e2e9bc01fa5944d032c88ce15d3f37948547c051759c7d659a5a9518cc59c8a8efceeb
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SSDEEP
12288:uoMDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0U7:ufplNFgxG5eZngb0U
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 960 nbfile0.exe 804 nbfile1.exe -
Loads dropped DLL 7 IoCs
pid Process 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 804 nbfile1.exe 804 nbfile1.exe 804 nbfile1.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/0x00070000000146e3-64.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-65.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-67.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-69.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-71.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-70.dat nsis_installer_2 behavioral1/files/0x00070000000146e3-72.dat nsis_installer_2 -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{849ADA51-514D-11ED-A94D-C6F54D7498C3} = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373127892" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062e6ef0d45f4454ab79548c962d74cdf00000000020000000000106600000001000020000000b466861d6e03fffff158ed76bcfb1ea59934e7596332c95da532dd84d45fa598000000000e8000000002000020000000ebffd2789f2fcd0895c03df44a93a0e5a0f93fb84d5f2f9e0d9663d523d835d520000000722f5602d6ec739bdcf0c0ffe1604a1393924fae605e9563361b99c2deeb255e40000000705da0a6e223a72371c5821becdfc212f9f0474231743e15c10b6e38eea9fa40648e4751adfa8b2ef3c85cbf1f987a49547e4eb3836fc374ac42d50a35f286cf IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 000b62695ae5d801 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 960 nbfile0.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1760 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 960 nbfile0.exe 1760 IEXPLORE.EXE 1760 IEXPLORE.EXE 896 IEXPLORE.EXE 896 IEXPLORE.EXE 896 IEXPLORE.EXE 896 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1996 wrote to memory of 960 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 27 PID 1996 wrote to memory of 960 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 27 PID 1996 wrote to memory of 960 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 27 PID 1996 wrote to memory of 960 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 27 PID 960 wrote to memory of 1760 960 nbfile0.exe 28 PID 960 wrote to memory of 1760 960 nbfile0.exe 28 PID 960 wrote to memory of 1760 960 nbfile0.exe 28 PID 960 wrote to memory of 1760 960 nbfile0.exe 28 PID 1760 wrote to memory of 896 1760 IEXPLORE.EXE 30 PID 1760 wrote to memory of 896 1760 IEXPLORE.EXE 30 PID 1760 wrote to memory of 896 1760 IEXPLORE.EXE 30 PID 1760 wrote to memory of 896 1760 IEXPLORE.EXE 30 PID 960 wrote to memory of 1608 960 nbfile0.exe 31 PID 960 wrote to memory of 1608 960 nbfile0.exe 31 PID 960 wrote to memory of 1608 960 nbfile0.exe 31 PID 960 wrote to memory of 1608 960 nbfile0.exe 31 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 1996 wrote to memory of 804 1996 774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe 32 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 1740 804 nbfile1.exe 33 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34 PID 804 wrote to memory of 472 804 nbfile1.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe"C:\Users\Admin\AppData\Local\Temp\774482bd1e96ab08edfa5d1962e93f2efcc7b816180284121db0e6d4b7f3ed1c.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Users\Admin\AppData\Local\Temp\nbfile0.exeC:\Users\Admin\AppData\Local\Temp\nbfile0.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:960 -
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:1760 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1760 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:896
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile0.exe3⤵PID:1608
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C:\Users\Admin\AppData\Local\Temp\nbfile1.exeC:\Users\Admin\AppData\Local\Temp\nbfile1.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:804 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵PID:1740
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵PID:472
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
608B
MD52f3fac8f53681242d558f93b8d76804d
SHA11d66b9296dae3b78414363232f9a52c4822366a5
SHA2567118790d682f7d4b6e47d2effc8379cf946ec6227233fcae084c17da55d5549b
SHA5126d184ce52a09733266bd5584a82ced94bf469df14d0f7928701cf8880af391f09bd9080120039544c5e4500e7afa87d6112e3a4cc18c43888178eaf7487a8264
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Filesize
651B
MD54736e7158c27f244482f5a614b9dbdae
SHA1d3a0e95a81e9e3ec95cfd596b25749a0e24e27b9
SHA256b8229bc8d6b0013858fb9599cb510afa4566a439164b2c7444c449540a124acc
SHA512cebf895dd3ec3822c42b78bac49c685b063cb5afcbcfb3850b073cb118d086c5fa75ec50b6e73d90e14f2c6b595752ad87910b8cf27378424d72a9ea309bf824
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
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Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9