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Analysis
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max time kernel
127s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 08:46
Static task
static1
Behavioral task
behavioral1
Sample
b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe
Resource
win10v2004-20221111-en
General
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Target
b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe
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Size
566KB
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MD5
528f450a45f138db057b654559a84df7
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SHA1
d0b91f31dd97019750e0101d6694bdfcba132f92
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SHA256
b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2
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SHA512
685f1ece2e538f567cd9ed4ac4f860966eca673200900ad52dc978d420fcf3311f6db9f404c927a7e3223d22186eb8a149283baf30138804f28e2f99ee9f1033
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SSDEEP
12288:LMrAy907+YqCEJami0tz+xVXIj62Q456o+Pr3y3L6s6wFDYEG/:LyyJuami1O2M0KLh60YN/
Malware Config
Extracted
amadey
3.66
62.204.41.5/Bu58Ngs/index.php
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" amjx.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" mika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" amjx.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation vona.exe Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
pid Process 4616 cmjn.exe 1540 amjx.exe 2284 mika.exe 1592 vona.exe 3012 mnolyk.exe 4372 mnolyk.exe 1640 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 460 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" amjx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" mika.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce cmjn.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" cmjn.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 4504 1540 WerFault.exe 83 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2920 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1540 amjx.exe 1540 amjx.exe 2284 mika.exe 2284 mika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1540 amjx.exe Token: SeDebugPrivilege 2284 mika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 3368 wrote to memory of 4616 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 82 PID 3368 wrote to memory of 4616 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 82 PID 3368 wrote to memory of 4616 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 82 PID 4616 wrote to memory of 1540 4616 cmjn.exe 83 PID 4616 wrote to memory of 1540 4616 cmjn.exe 83 PID 4616 wrote to memory of 1540 4616 cmjn.exe 83 PID 4616 wrote to memory of 2284 4616 cmjn.exe 94 PID 4616 wrote to memory of 2284 4616 cmjn.exe 94 PID 3368 wrote to memory of 1592 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 95 PID 3368 wrote to memory of 1592 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 95 PID 3368 wrote to memory of 1592 3368 b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe 95 PID 1592 wrote to memory of 3012 1592 vona.exe 96 PID 1592 wrote to memory of 3012 1592 vona.exe 96 PID 1592 wrote to memory of 3012 1592 vona.exe 96 PID 3012 wrote to memory of 2920 3012 mnolyk.exe 97 PID 3012 wrote to memory of 2920 3012 mnolyk.exe 97 PID 3012 wrote to memory of 2920 3012 mnolyk.exe 97 PID 3012 wrote to memory of 2492 3012 mnolyk.exe 99 PID 3012 wrote to memory of 2492 3012 mnolyk.exe 99 PID 3012 wrote to memory of 2492 3012 mnolyk.exe 99 PID 2492 wrote to memory of 3468 2492 cmd.exe 101 PID 2492 wrote to memory of 3468 2492 cmd.exe 101 PID 2492 wrote to memory of 3468 2492 cmd.exe 101 PID 2492 wrote to memory of 3124 2492 cmd.exe 102 PID 2492 wrote to memory of 3124 2492 cmd.exe 102 PID 2492 wrote to memory of 3124 2492 cmd.exe 102 PID 2492 wrote to memory of 920 2492 cmd.exe 103 PID 2492 wrote to memory of 920 2492 cmd.exe 103 PID 2492 wrote to memory of 920 2492 cmd.exe 103 PID 2492 wrote to memory of 664 2492 cmd.exe 104 PID 2492 wrote to memory of 664 2492 cmd.exe 104 PID 2492 wrote to memory of 664 2492 cmd.exe 104 PID 2492 wrote to memory of 3668 2492 cmd.exe 105 PID 2492 wrote to memory of 3668 2492 cmd.exe 105 PID 2492 wrote to memory of 3668 2492 cmd.exe 105 PID 2492 wrote to memory of 4664 2492 cmd.exe 106 PID 2492 wrote to memory of 4664 2492 cmd.exe 106 PID 2492 wrote to memory of 4664 2492 cmd.exe 106 PID 3012 wrote to memory of 460 3012 mnolyk.exe 109 PID 3012 wrote to memory of 460 3012 mnolyk.exe 109 PID 3012 wrote to memory of 460 3012 mnolyk.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe"C:\Users\Admin\AppData\Local\Temp\b1dabb68543f11b48d9a8837d307074f336df60a84caa668aef6e1b226aab6a2.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3368 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cmjn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cmjn.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\amjx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\amjx.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 10804⤵
- Program crash
PID:4504
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2284
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN mnolyk.exe /TR "C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe" /F4⤵
- Creates scheduled task(s)
PID:2920
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "mnolyk.exe" /P "Admin:N"&&CACLS "mnolyk.exe" /P "Admin:R" /E&&echo Y|CACLS "..\5eb6b96734" /P "Admin:N"&&CACLS "..\5eb6b96734" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3468
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:3124
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:920
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:664
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:N"5⤵PID:3668
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:R" /E5⤵PID:4664
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main4⤵
- Loads dropped DLL
PID:460
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1540 -ip 15401⤵PID:4320
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:4372
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:1640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
379KB
MD5fd28ffa37273a3bfcaa9de6d0b821f52
SHA1caf1214ae417f065104ac2e2e2799ae49b7e6d11
SHA2564f87df0fcfee2d990fb55f0e845a0abfd2fc8cc6c0fb2c4607cb75fdeba2e4f1
SHA512ac37d0d1ee30f6ffecc144247d7198f20fc0744c9cff3f1b584cd0adb080093b4987b451a59b5a8d98f031980778e74477e74c2d50c897d50a9005ee98465216
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Filesize
379KB
MD5fd28ffa37273a3bfcaa9de6d0b821f52
SHA1caf1214ae417f065104ac2e2e2799ae49b7e6d11
SHA2564f87df0fcfee2d990fb55f0e845a0abfd2fc8cc6c0fb2c4607cb75fdeba2e4f1
SHA512ac37d0d1ee30f6ffecc144247d7198f20fc0744c9cff3f1b584cd0adb080093b4987b451a59b5a8d98f031980778e74477e74c2d50c897d50a9005ee98465216
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
356KB
MD53740aaeaff67a405b5e37b39e8e7abc1
SHA1ce72ee82379be68940f35da843e514a920204915
SHA25676ca3ceecc92dfba45858c088bcba2a769d040ac73d47263ff75da7c0b310f97
SHA512dc91a1058e9f852e4e4e8c882554b61566332dc08c0ce1ff190adfc57be86e33c4cf8bd77adf5155ff0cebcbddf78b42ba1bb220b217f0d5a23b222f378639c9
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Filesize
356KB
MD53740aaeaff67a405b5e37b39e8e7abc1
SHA1ce72ee82379be68940f35da843e514a920204915
SHA25676ca3ceecc92dfba45858c088bcba2a769d040ac73d47263ff75da7c0b310f97
SHA512dc91a1058e9f852e4e4e8c882554b61566332dc08c0ce1ff190adfc57be86e33c4cf8bd77adf5155ff0cebcbddf78b42ba1bb220b217f0d5a23b222f378639c9
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
89KB
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3
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Filesize
89KB
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3