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Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2024, 04:59
Behavioral task
behavioral1
Sample
be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe
Resource
win10v2004-20240802-en
General
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Target
be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe
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Size
2.0MB
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MD5
a7d254f0ea875ee6d966c1e80348adfe
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SHA1
7c4a68138369fe853724c7ec92216fddbf816d53
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SHA256
be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770
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SHA512
8aff0d5df4dd6be85602898fca234499ee172e4b2f00d4265df92f0cdcb3e38e1785ec9be8717d195d6ddf218abc8b922e9b7e1640ad754ab7b2ebab2167ae84
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SSDEEP
49152:MsThC6TYNwUXz+JR2wjx8+X5gZ+th1aaucQPfM7cSCGDt7WWcrRhajx3l7bQonWD:MsThC6TYNwUXz+JR2wjx8+JgZ+th1aaG
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\bot.exe = "C:\\Users\\Admin\\AppData\\Roaming\\bot.exe:*:Enabled:Windows Messanger" reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\Windowsdef.exe:*:Enabled:Windows Messanger" reg.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe -
Executes dropped EXE 3 IoCs
pid Process 952 Windowsdef.exe 2472 Windowsdef.exe 1104 Windowsdef.exe -
resource yara_rule behavioral2/memory/3736-0-0x0000000000400000-0x00000000005FD000-memory.dmp upx behavioral2/files/0x00080000000234bb-16.dat upx behavioral2/memory/3736-28-0x0000000000400000-0x00000000005FD000-memory.dmp upx behavioral2/memory/2472-34-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/1104-37-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2472-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/1104-46-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/952-45-0x0000000000400000-0x00000000005FD000-memory.dmp upx behavioral2/memory/1104-43-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2472-51-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/1104-53-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2472-58-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-61-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-63-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-66-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-68-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-70-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-73-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-75-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-77-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-79-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2472-82-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDef = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\Windowsdef.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 952 set thread context of 2472 952 Windowsdef.exe 91 PID 952 set thread context of 1104 952 Windowsdef.exe 92 -
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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windowsdef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windowsdef.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 Windowsdef.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1228 reg.exe 2532 reg.exe 4644 reg.exe 3416 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2472 Windowsdef.exe Token: SeCreateTokenPrivilege 2472 Windowsdef.exe Token: SeAssignPrimaryTokenPrivilege 2472 Windowsdef.exe Token: SeLockMemoryPrivilege 2472 Windowsdef.exe Token: SeIncreaseQuotaPrivilege 2472 Windowsdef.exe Token: SeMachineAccountPrivilege 2472 Windowsdef.exe Token: SeTcbPrivilege 2472 Windowsdef.exe Token: SeSecurityPrivilege 2472 Windowsdef.exe Token: SeTakeOwnershipPrivilege 2472 Windowsdef.exe Token: SeLoadDriverPrivilege 2472 Windowsdef.exe Token: SeSystemProfilePrivilege 2472 Windowsdef.exe Token: SeSystemtimePrivilege 2472 Windowsdef.exe Token: SeProfSingleProcessPrivilege 2472 Windowsdef.exe Token: SeIncBasePriorityPrivilege 2472 Windowsdef.exe Token: SeCreatePagefilePrivilege 2472 Windowsdef.exe Token: SeCreatePermanentPrivilege 2472 Windowsdef.exe Token: SeBackupPrivilege 2472 Windowsdef.exe Token: SeRestorePrivilege 2472 Windowsdef.exe Token: SeShutdownPrivilege 2472 Windowsdef.exe Token: SeDebugPrivilege 2472 Windowsdef.exe Token: SeAuditPrivilege 2472 Windowsdef.exe Token: SeSystemEnvironmentPrivilege 2472 Windowsdef.exe Token: SeChangeNotifyPrivilege 2472 Windowsdef.exe Token: SeRemoteShutdownPrivilege 2472 Windowsdef.exe Token: SeUndockPrivilege 2472 Windowsdef.exe Token: SeSyncAgentPrivilege 2472 Windowsdef.exe Token: SeEnableDelegationPrivilege 2472 Windowsdef.exe Token: SeManageVolumePrivilege 2472 Windowsdef.exe Token: SeImpersonatePrivilege 2472 Windowsdef.exe Token: SeCreateGlobalPrivilege 2472 Windowsdef.exe Token: 31 2472 Windowsdef.exe Token: 32 2472 Windowsdef.exe Token: 33 2472 Windowsdef.exe Token: 34 2472 Windowsdef.exe Token: 35 2472 Windowsdef.exe Token: SeDebugPrivilege 1104 Windowsdef.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 952 Windowsdef.exe 2472 Windowsdef.exe 2472 Windowsdef.exe 1104 Windowsdef.exe 2472 Windowsdef.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 3736 wrote to memory of 3016 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 85 PID 3736 wrote to memory of 3016 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 85 PID 3736 wrote to memory of 3016 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 85 PID 3016 wrote to memory of 324 3016 cmd.exe 89 PID 3016 wrote to memory of 324 3016 cmd.exe 89 PID 3016 wrote to memory of 324 3016 cmd.exe 89 PID 3736 wrote to memory of 952 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 90 PID 3736 wrote to memory of 952 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 90 PID 3736 wrote to memory of 952 3736 be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe 90 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 2472 952 Windowsdef.exe 91 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 952 wrote to memory of 1104 952 Windowsdef.exe 92 PID 2472 wrote to memory of 2932 2472 Windowsdef.exe 93 PID 2472 wrote to memory of 2932 2472 Windowsdef.exe 93 PID 2472 wrote to memory of 2932 2472 Windowsdef.exe 93 PID 2472 wrote to memory of 4892 2472 Windowsdef.exe 94 PID 2472 wrote to memory of 4892 2472 Windowsdef.exe 94 PID 2472 wrote to memory of 4892 2472 Windowsdef.exe 94 PID 2472 wrote to memory of 4536 2472 Windowsdef.exe 95 PID 2472 wrote to memory of 4536 2472 Windowsdef.exe 95 PID 2472 wrote to memory of 4536 2472 Windowsdef.exe 95 PID 2472 wrote to memory of 1616 2472 Windowsdef.exe 97 PID 2472 wrote to memory of 1616 2472 Windowsdef.exe 97 PID 2472 wrote to memory of 1616 2472 Windowsdef.exe 97 PID 2932 wrote to memory of 1228 2932 cmd.exe 101 PID 2932 wrote to memory of 1228 2932 cmd.exe 101 PID 2932 wrote to memory of 1228 2932 cmd.exe 101 PID 1616 wrote to memory of 2532 1616 cmd.exe 102 PID 1616 wrote to memory of 2532 1616 cmd.exe 102 PID 1616 wrote to memory of 2532 1616 cmd.exe 102 PID 4892 wrote to memory of 4644 4892 cmd.exe 103 PID 4892 wrote to memory of 4644 4892 cmd.exe 103 PID 4892 wrote to memory of 4644 4892 cmd.exe 103 PID 4536 wrote to memory of 3416 4536 cmd.exe 104 PID 4536 wrote to memory of 3416 4536 cmd.exe 104 PID 4536 wrote to memory of 3416 4536 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe"C:\Users\Admin\AppData\Local\Temp\be51277bfbb18cab9db055dbcae2769eb03cb09f6fa5ef997d6b76a6b04ac770.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZTSNM.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDef" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:324
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C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe"C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exeC:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2472 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1228
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4644
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3416
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2532
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C:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exeC:\Users\Admin\AppData\Roaming\Directory\Windowsdef.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1104
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
152B
MD5130a1ad614bfc1851533b7a02e302622
SHA16cd68d0bacb7b24ca9baedc80d90f1bfca3bb92c
SHA2564620f5f49d3f3c3fcb10d7dd83e5fdc0b2efd44ae429ee5a8dc3e64d76e6bc9a
SHA51216b5e40deb2e66287b86bbff11ac986f36b94a5849fbe2ed7124296e95d563ec0e9b00cbd6008c993c383d1610d371177faf5a9cd5da77a34a778e901f9e7a25
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Filesize
2.0MB
MD5555c5823ce8dacc0d93884b692176437
SHA1665bdb1a8903d3815986b75c796a6e671aa83a40
SHA256c6cf4bfbb18742564bd05a6d46824f5253d7edd32bc7d81a01f61cea08f3d7dc
SHA512b07b93416d7c6af82a76b35ee8e4402ed676b1c680fb2b6bff55b29761a6b0d6410da02e5ec712239ca91106b33fa0375a7dc0f9aca3adb372ebaa721c4ea7de