Analysis
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max time kernel
112s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-10-2022 08:02
Static task
static1
Behavioral task
behavioral1
Sample
fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe
Resource
win10v2004-20220812-en
General
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Target
fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe
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Size
581KB
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MD5
92f2b7b96499992fbd9d561f9fc0b187
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SHA1
41b0eada0f99389c07fc372eaf62a496644baa8e
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SHA256
fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d
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SHA512
19d805559ee403fa34b15d8343e17a08730c4515554d8578f47d4c6ad2d1ef254b17f7b297c7370553e2a5706329faef5656b42d2ca4826ab77b09a65b0a8422
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SSDEEP
12288:uoMDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0UP:ufplNFgxG5eZngb0k
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 1372 nbfile0.exe 1176 nbfile1.exe -
Loads dropped DLL 7 IoCs
pid Process 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 1176 nbfile1.exe 1176 nbfile1.exe 1176 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/0x00070000000135a6-66.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-65.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-68.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-70.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-71.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-72.dat nsis_installer_2 behavioral1/files/0x00070000000135a6-73.dat nsis_installer_2 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 302a1697a9ecd801 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AEBBF751-589C-11ED-9843-7ADD0904B6AC} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373931536" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d3b98f5693c0d24b85f349229339c59c00000000020000000000106600000001000020000000b2363192f3e83e22952f210188ec6b7c3f60c2a6049e55529fbc298b374ac192000000000e800000000200002000000096abeb736d723d9988fa2bf829703d7804a16f84920ac8c09e265b34e002bdd3200000001e31c4c6f6f2154c730a150e7c59bc8ec2d166710f1845efc399f0621b56c81c40000000ec22b73e76668abd9fe47aadfbff4b33cd67dce7bf93c10bef7128e8f1a97238d65df12d8045388d86c02f7811adc7e8efb180facc864e9b845e54a1d6ed9552 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1372 nbfile0.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1088 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1372 nbfile0.exe 1088 IEXPLORE.EXE 1088 IEXPLORE.EXE 1592 IEXPLORE.EXE 1592 IEXPLORE.EXE 1592 IEXPLORE.EXE 1592 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1348 wrote to memory of 1372 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 26 PID 1348 wrote to memory of 1372 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 26 PID 1348 wrote to memory of 1372 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 26 PID 1348 wrote to memory of 1372 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 26 PID 1372 wrote to memory of 1088 1372 nbfile0.exe 27 PID 1372 wrote to memory of 1088 1372 nbfile0.exe 27 PID 1372 wrote to memory of 1088 1372 nbfile0.exe 27 PID 1372 wrote to memory of 1088 1372 nbfile0.exe 27 PID 1088 wrote to memory of 1592 1088 IEXPLORE.EXE 29 PID 1088 wrote to memory of 1592 1088 IEXPLORE.EXE 29 PID 1088 wrote to memory of 1592 1088 IEXPLORE.EXE 29 PID 1088 wrote to memory of 1592 1088 IEXPLORE.EXE 29 PID 1372 wrote to memory of 1652 1372 nbfile0.exe 30 PID 1372 wrote to memory of 1652 1372 nbfile0.exe 30 PID 1372 wrote to memory of 1652 1372 nbfile0.exe 30 PID 1372 wrote to memory of 1652 1372 nbfile0.exe 30 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1348 wrote to memory of 1176 1348 fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe 31 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 564 1176 nbfile1.exe 32 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33 PID 1176 wrote to memory of 576 1176 nbfile1.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe"C:\Users\Admin\AppData\Local\Temp\fd754df7fa092e6136a78a9b939f23ddf8d3929976016b3b4098d4aa1ff3257d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1348 -
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:1372 -
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:1088 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1088 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1592
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile0.exe3⤵PID:1652
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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:1176 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵PID:564
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵PID:576
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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
537B
MD5331c18fe99e4890e21c49423fc3825d0
SHA15fc88aea08a478fd60ba9384e60e7be0a7824146
SHA25639602210480d63baf04012c6d17385dea738ad8550198f6663da7f153ffead87
SHA512bf553ce73424ced01fa48ec2dec13c1aeccad2c61e4e171895986089f900689e18a67bb837028c2ceb7bc5058940165df341da87acb472c038939a111eec90d5
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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