Analysis
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max time kernel
145s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2024 09:50
Static task
static1
Behavioral task
behavioral1
Sample
2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe
Resource
win10v2004-20240709-en
General
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Target
2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe
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Size
224KB
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MD5
75031983cb851f3475c460a40797fe62
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SHA1
4ee0238f082123aeb7642ea2e427f57cf4ee954a
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SHA256
01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4
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SHA512
635b72c7fb8d8b3818364a8a239941d4b4ec608f3d87ee966ce6abd599b847f2aee1e895d996391a1802a57afb41127fbc5e87020b5b280aca2066039e94ca36
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SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/Efc:+5RwTs/dSXj84mRXPemxdBlPvLzLe
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDBAC5.tmp 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDBAEB.tmp 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe -
Executes dropped EXE 4 IoCs
pid Process 3204 !WannaDecryptor!.exe 3076 !WannaDecryptor!.exe 2244 !WannaDecryptor!.exe 4672 !WannaDecryptor!.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe\" /r" 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 14 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cscript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe -
Kills process with taskkill 4 IoCs
pid Process 3244 taskkill.exe 1920 taskkill.exe 3512 taskkill.exe 2036 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1920 taskkill.exe Token: SeDebugPrivilege 2036 taskkill.exe Token: SeDebugPrivilege 3244 taskkill.exe Token: SeDebugPrivilege 3512 taskkill.exe Token: SeIncreaseQuotaPrivilege 3512 WMIC.exe Token: SeSecurityPrivilege 3512 WMIC.exe Token: SeTakeOwnershipPrivilege 3512 WMIC.exe Token: SeLoadDriverPrivilege 3512 WMIC.exe Token: SeSystemProfilePrivilege 3512 WMIC.exe Token: SeSystemtimePrivilege 3512 WMIC.exe Token: SeProfSingleProcessPrivilege 3512 WMIC.exe Token: SeIncBasePriorityPrivilege 3512 WMIC.exe Token: SeCreatePagefilePrivilege 3512 WMIC.exe Token: SeBackupPrivilege 3512 WMIC.exe Token: SeRestorePrivilege 3512 WMIC.exe Token: SeShutdownPrivilege 3512 WMIC.exe Token: SeDebugPrivilege 3512 WMIC.exe Token: SeSystemEnvironmentPrivilege 3512 WMIC.exe Token: SeRemoteShutdownPrivilege 3512 WMIC.exe Token: SeUndockPrivilege 3512 WMIC.exe Token: SeManageVolumePrivilege 3512 WMIC.exe Token: 33 3512 WMIC.exe Token: 34 3512 WMIC.exe Token: 35 3512 WMIC.exe Token: 36 3512 WMIC.exe Token: SeIncreaseQuotaPrivilege 3512 WMIC.exe Token: SeSecurityPrivilege 3512 WMIC.exe Token: SeTakeOwnershipPrivilege 3512 WMIC.exe Token: SeLoadDriverPrivilege 3512 WMIC.exe Token: SeSystemProfilePrivilege 3512 WMIC.exe Token: SeSystemtimePrivilege 3512 WMIC.exe Token: SeProfSingleProcessPrivilege 3512 WMIC.exe Token: SeIncBasePriorityPrivilege 3512 WMIC.exe Token: SeCreatePagefilePrivilege 3512 WMIC.exe Token: SeBackupPrivilege 3512 WMIC.exe Token: SeRestorePrivilege 3512 WMIC.exe Token: SeShutdownPrivilege 3512 WMIC.exe Token: SeDebugPrivilege 3512 WMIC.exe Token: SeSystemEnvironmentPrivilege 3512 WMIC.exe Token: SeRemoteShutdownPrivilege 3512 WMIC.exe Token: SeUndockPrivilege 3512 WMIC.exe Token: SeManageVolumePrivilege 3512 WMIC.exe Token: 33 3512 WMIC.exe Token: 34 3512 WMIC.exe Token: 35 3512 WMIC.exe Token: 36 3512 WMIC.exe Token: SeBackupPrivilege 2452 vssvc.exe Token: SeRestorePrivilege 2452 vssvc.exe Token: SeAuditPrivilege 2452 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3204 !WannaDecryptor!.exe 3204 !WannaDecryptor!.exe 3076 !WannaDecryptor!.exe 3076 !WannaDecryptor!.exe 2244 !WannaDecryptor!.exe 2244 !WannaDecryptor!.exe 4672 !WannaDecryptor!.exe 4672 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1204 wrote to memory of 436 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 84 PID 1204 wrote to memory of 436 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 84 PID 1204 wrote to memory of 436 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 84 PID 436 wrote to memory of 3640 436 cmd.exe 86 PID 436 wrote to memory of 3640 436 cmd.exe 86 PID 436 wrote to memory of 3640 436 cmd.exe 86 PID 1204 wrote to memory of 3204 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 90 PID 1204 wrote to memory of 3204 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 90 PID 1204 wrote to memory of 3204 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 90 PID 1204 wrote to memory of 2036 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 91 PID 1204 wrote to memory of 2036 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 91 PID 1204 wrote to memory of 2036 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 91 PID 1204 wrote to memory of 3244 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 92 PID 1204 wrote to memory of 3244 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 92 PID 1204 wrote to memory of 3244 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 92 PID 1204 wrote to memory of 3512 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 93 PID 1204 wrote to memory of 3512 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 93 PID 1204 wrote to memory of 3512 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 93 PID 1204 wrote to memory of 1920 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 94 PID 1204 wrote to memory of 1920 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 94 PID 1204 wrote to memory of 1920 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 94 PID 1204 wrote to memory of 3076 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 109 PID 1204 wrote to memory of 3076 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 109 PID 1204 wrote to memory of 3076 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 109 PID 1204 wrote to memory of 5084 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 110 PID 1204 wrote to memory of 5084 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 110 PID 1204 wrote to memory of 5084 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 110 PID 5084 wrote to memory of 2244 5084 cmd.exe 112 PID 5084 wrote to memory of 2244 5084 cmd.exe 112 PID 5084 wrote to memory of 2244 5084 cmd.exe 112 PID 1204 wrote to memory of 4672 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 114 PID 1204 wrote to memory of 4672 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 114 PID 1204 wrote to memory of 4672 1204 2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe 114 PID 2244 wrote to memory of 4088 2244 !WannaDecryptor!.exe 117 PID 2244 wrote to memory of 4088 2244 !WannaDecryptor!.exe 117 PID 2244 wrote to memory of 4088 2244 !WannaDecryptor!.exe 117 PID 4088 wrote to memory of 3512 4088 cmd.exe 119 PID 4088 wrote to memory of 3512 4088 cmd.exe 119 PID 4088 wrote to memory of 3512 4088 cmd.exe 119 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-25_75031983cb851f3475c460a40797fe62_wannacry.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 12041721901032.bat2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵
- System Location Discovery: System Language Discovery
PID:3640
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3204
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2036
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3244
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3512
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1920
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3076
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4088 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3512
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4672
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
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Filesize
1KB
MD51ae40c09b1663d5d4bcee011fcb742ed
SHA190a96e37b11ed9396de2bb77d9438c3e48e08d7e
SHA256b4fe7e53ebd45d9d5ada4849f86aeb77469718d705ebd3c38f25570c29a3fee2
SHA5129f182c8330d8cd237ac4f7605b9580a17034d1ebd4086f8c75484c20a111ff781e8592d55e1a3ba4e5884c9386599e7c262486eaec053ab61f2d0b91c734e411
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Filesize
136B
MD5fcf31b8ce4444d1790a0dbfcfba30224
SHA1b04db1511475e27adc03af9b9bee1b1ec2c0a59e
SHA256db6c48e9a3d065560b741647d3b4b80f7188831ec1cc9385a2068100565ce736
SHA5120fed62bb674c0002b62cc996921069313945cc38be6f2e700fd95c443aacf1b58ad7f60a14c95e0520268075775115a4e3116f9214c65a7d829d8b84632dfa6c
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Filesize
136B
MD5fb1501ff1fc1bba65b72c10bd9d7139d
SHA175afdfb0a4db2ca118c9ce96fbf7eb7d1db68cf5
SHA25631f9efed5e70c9f3f315c9f28d446ac9b7fc6326465c9b6fa5598addc4ba0248
SHA512214180869a1171b58a3cd4104f00132c03e7ef76c963758222949c247d6083511ea8bffd52875c102ae88cc238b0cb8ba512cceb49001ebb95f5883763d09913
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Filesize
136B
MD5b673390b346b6fc4bae449df19fb753a
SHA10a868387501b4a20677f2acd9e7a9a4584418470
SHA2566277de8bfc2f9a81f82288280f81339d53b88bdd2471b988a82f3cd53269b613
SHA512916bc64005c596cd6b053cb1c3cc0859debd1365f17c5566ae586cda8237914564d1bc5113a660503dec51429bb8d1fd4d33d3c8e4617bc9b882a2cae50ca042
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Filesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
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Filesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
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Filesize
628B
MD593674be7853bc6834910c2e5a5e0f236
SHA1f23ca36bbc10b4844a65f90d661e57fed86f896f
SHA2561823e500a0bad00a2a9ab5718cff26fe669d54c982a724ca055bdce17fe73927
SHA5127ddd0a0e7c2bd95f5c7853bc4b58ee8043cc3d03414a3596b2c81b5351de468d9226c1858dd7955f7e2592d78db3ccab215f93ec38adf0beed53357e3131c0a8
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Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
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Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5