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Analysis
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max time kernel
147s -
max time network
149s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system -
submitted
11/12/2023, 00:50
Static task
static1
Behavioral task
behavioral1
Sample
5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe
Resource
win10-20231129-en
General
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Target
5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe
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Size
6.9MB
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MD5
7f920e98ce06c4a7254fbca24c12bf84
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SHA1
67514940b107d70a8cce8bdd261e48f85e346657
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SHA256
5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9
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SHA512
3a98572b6c808e2fb6b435972509915d06e17bcfa46f8ca6abff8da140ebe5320844a04ddbf8066691ce26c51648755fa788d1c1ec4a9e554a9048ee2c165166
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SSDEEP
98304:l+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:Yz25G6bV1yYDuZxCWQNhUU2uNzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 3760 crtgame.exe 4184 crtgame.exe -
Loads dropped DLL 3 IoCs
pid Process 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 81.31.197.38 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\bin\x86\is-H5GSF.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5QCCU.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DSDP6.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1H6Q5.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ISA57.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-A29U5.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UJMCT.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-O92S4.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UV6SN.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-0K8BE.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-P3AGN.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-3RIRG.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9TOOE.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-TQV7F.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-MUMPM.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-7G4R5.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GCAG9.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-N4MLA.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1OT27.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-AS336.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-NV4E9.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HE4U0.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0M2AM.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-M7BIU.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-95RFD.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-A62NI.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2QC0E.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QPTON.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-H772D.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5SS52.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-T0J84.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-09TQN.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DV6HG.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VK1TA.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2V2NA.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6H56N.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ISU8V.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5UKFN.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-20IA3.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-EJGU1.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9A6E0.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-84GB8.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-B14FR.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DQL2U.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DJMRV.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-A71BE.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-09G7J.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-ALQGC.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\is-65OHI.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-THIDF.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ND3BL.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-M10NM.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-OP8RA.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-H3MBJ.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VJHBU.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-4RGGP.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-Q8PPL.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VDP9L.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GLRNQ.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-E9LAQ.tmp 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4928 wrote to memory of 1832 4928 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe 74 PID 4928 wrote to memory of 1832 4928 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe 74 PID 4928 wrote to memory of 1832 4928 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe 74 PID 1832 wrote to memory of 4464 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 81 PID 1832 wrote to memory of 4464 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 81 PID 1832 wrote to memory of 4464 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 81 PID 1832 wrote to memory of 3760 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 79 PID 1832 wrote to memory of 3760 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 79 PID 1832 wrote to memory of 3760 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 79 PID 1832 wrote to memory of 656 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 78 PID 1832 wrote to memory of 656 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 78 PID 1832 wrote to memory of 656 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 78 PID 1832 wrote to memory of 4184 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 77 PID 1832 wrote to memory of 4184 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 77 PID 1832 wrote to memory of 4184 1832 5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp 77 PID 656 wrote to memory of 2236 656 net.exe 76 PID 656 wrote to memory of 2236 656 net.exe 76 PID 656 wrote to memory of 2236 656 net.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe"C:\Users\Admin\AppData\Local\Temp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Users\Admin\AppData\Local\Temp\is-DHFKL.tmp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp"C:\Users\Admin\AppData\Local\Temp\is-DHFKL.tmp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp" /SL5="$60180,6985375,54272,C:\Users\Admin\AppData\Local\Temp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
PID:4184
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
PID:656
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
PID:3760
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:4464
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 101⤵PID:2236
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
362KB
MD5304633ee66e48fcafd861ea072d7428e
SHA1195e03898730f9be63aa71ba3f83e5056d75a8a2
SHA256ae0f30aa788a39038b2cbf1533e09fe2629aff50a04210700a05d3987de3854d
SHA512ab6c6995af5ca637d911a2e71ec5e3346688e9bedab5ab4fd4a492140cccf5f8e47b990075c6386836cb9ff1d1f11fe1115e927b91fd6d3f0abc09a5f0c5797f
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Filesize
708KB
MD59974111377e1423862dd04b505f8f3ce
SHA1d2eb76aa53c6e74b4ad6e16f04afb385f56f157e
SHA256ef5c93b2d00ba19ce707f97e4559007dfafbe50e1ee06598c0c96c68c4f80e34
SHA512a00b4fe3e38ffe15da57d07f5a3bcc7c2c8a355947e821a942dcdd944d12e4c2c04f589ea84e718a503ab0c209189c19f887649377fb6bbd69f31bb9488f526b
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Filesize
740KB
MD55767486ee37bf6dbbdcec6c419180ae7
SHA1366cbd23a1b6ff3ab0ca851113cdef09604c0036
SHA2561d059816bfaee2001860658121346c9077e9838141c22d6831c80bea22457341
SHA512c494824f286713423af7b4caec60c577c04c88a35ba8bd68fc674baad8da9788e7fd3c1e75608e32296d4d6700ba89efd8f64f896cb8dfb3255e95198fae6303
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C:\Users\Admin\AppData\Local\Temp\is-DHFKL.tmp\5a2cba621413bc94824f010e9c8e3249ef027c54583565ca408cd68d37b7dac9.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303