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Analysis
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max time kernel
85s -
max time network
165s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06/11/2022, 06:57
Static task
static1
Behavioral task
behavioral1
Sample
ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe
Resource
win10v2004-20220901-en
General
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Target
ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe
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Size
216KB
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MD5
11bda24cc4e19c541920134e51876ab8
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SHA1
4f2074f4c937b18f4585bab49a5bbdad38f1e9a8
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SHA256
ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1
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SHA512
d65a8be196d0136647ee774fa0ee18c274e74c40736a7e42f61d37401b8e2ca6c7fee93249a9d0e54b23fc43d3da557052594c1a2c0c50c73742a1fc0c9f6e52
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SSDEEP
6144:wVPZ5XI8NKUPuwyvFz/rIwwBrHghSbGq:OPZ5Y84UWJruBrAhS
Malware Config
Signatures
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Modifies security service 2 TTPs 4 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Parameters ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Security ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\TriggerInfo\0 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\TriggerInfo ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Executes dropped EXE 2 IoCs
pid Process 1256 Explorer.EXE 464 services.exe -
Registers COM server for autorun 1 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3845472200-3839195424-595303356-1000\\$bb8ab67ad8382496fd4eead6952e3208\\n." ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$bb8ab67ad8382496fd4eead6952e3208\\n." ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Unexpected DNS network traffic destination 9 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 Destination IP 194.165.17.4 -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1584 set thread context of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1584 set thread context of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1584 set thread context of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 -
Drops file in Program Files directory 18 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Defender\MsMpLics.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\es-ES:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\ja-JP:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpRTP.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MSASCui.exe:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpClient.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpEvMsg.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MsMpRes.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\de-DE:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\en-US:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\fr-FR:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\it-IT:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpAsDesc.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpCommu.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpOAV.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MsMpCom.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpSvc.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Modifies registry class 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$bb8ab67ad8382496fd4eead6952e3208\\n." ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\clsid ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3845472200-3839195424-595303356-1000\\$bb8ab67ad8382496fd4eead6952e3208\\n." ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
NTFS ADS 18 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Defender\ja-JP:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpClient.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpCommu.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpSvc.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MsMpLics.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\en-US:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\es-ES:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpAsDesc.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpEvMsg.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpOAV.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MSASCui.exe:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MsMpRes.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\de-DE:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\fr-FR:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\it-IT:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MpRTP.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe File opened for modification C:\Program Files\Windows Defender\MsMpCom.dll:! ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Token: SeDebugPrivilege 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Token: SeDebugPrivilege 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe Token: SeBackupPrivilege 464 services.exe Token: SeRestorePrivilege 464 services.exe Token: SeSecurityPrivilege 464 services.exe Token: SeTakeOwnershipPrivilege 464 services.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1256 Explorer.EXE 1256 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1256 Explorer.EXE 1256 Explorer.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1584 wrote to memory of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1584 wrote to memory of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1584 wrote to memory of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1584 wrote to memory of 1800 1584 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 28 PID 1800 wrote to memory of 1256 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 16 PID 1800 wrote to memory of 1256 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 16 PID 1800 wrote to memory of 464 1800 ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe 2
Processes
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C:\Windows\system32\services.exeC:\Windows\system32\services.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:464
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1256 -
C:\Users\Admin\AppData\Local\Temp\ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe"C:\Users\Admin\AppData\Local\Temp\ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Users\Admin\AppData\Local\Temp\ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe"C:\Users\Admin\AppData\Local\Temp\ef7dc1b61660664619d49a55e3c40b02ef4a23d7e1e3ecd33b0fcf0ad4a90da1.exe"3⤵
- Modifies security service
- Registers COM server for autorun
- Drops file in Program Files directory
- Modifies registry class
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1800
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2KB
MD5b274d9653f4d662a3fb29180fc7349a4
SHA1ae36e8baf4e8f23d22c895f48d188606ea07fdd0
SHA256d825a55f1bf5ff581a529813af51a0ecf173cb1d9efe869b72fef2ba57bfc95d
SHA51288dd411286563588479d6f4526f91681c9fdc0512a02ffaa1722e42e93196309e7c0783cdfcc95a9d2767b70ce3a329d2b44689352d4854cc4ee67955a73957e
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Filesize
25KB
MD59e0cd37b6d0809cf7d5fa5b521538d0d
SHA1411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2
SHA25655d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2
SHA512b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5
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Filesize
25KB
MD59e0cd37b6d0809cf7d5fa5b521538d0d
SHA1411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2
SHA25655d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2
SHA512b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5
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Filesize
25KB
MD59e0cd37b6d0809cf7d5fa5b521538d0d
SHA1411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2
SHA25655d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2
SHA512b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5
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Filesize
25KB
MD59e0cd37b6d0809cf7d5fa5b521538d0d
SHA1411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2
SHA25655d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2
SHA512b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5