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Analysis
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max time kernel
112s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
07/02/2023, 12:53
Static task
static1
Behavioral task
behavioral1
Sample
69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe
Resource
win10v2004-20220901-en
General
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Target
69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe
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Size
526KB
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MD5
6cd6c137846e8f37c7b6741d2bc27733
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SHA1
6f77a1bcdc0c8b799280676eeeaf470d4fee161a
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SHA256
69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712
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SHA512
bb7f7b3d63c60793568779bb54e4a1331be1ff4261d95377e3d119bab6f6c0544ad248d3c57d159cdb81a30190e0df8ec80795a50584ec24b986cdf98a4be59d
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SSDEEP
12288:9Mr5y90tBEZTxgK3KkqaEb9B3U/wFNQ8PuyFN:gyABkTP9+9zhrT
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\DisableRealtimeMonitoring = "1" ayYx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" ayYx.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\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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" mika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection ayYx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" ayYx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" ayYx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" ayYx.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\DisableIOAVProtection = "1" mika.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation vona.exe Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
pid Process 2640 cyYn.exe 3852 ayYx.exe 5100 mika.exe 4236 vona.exe 3124 mnolyk.exe 1348 mnolyk.exe 3624 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 5032 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features ayYx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" ayYx.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 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.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\\\"" 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce cyYn.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\\\"" cyYn.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 224 3852 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 552 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3852 ayYx.exe 3852 ayYx.exe 5100 mika.exe 5100 mika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3852 ayYx.exe Token: SeDebugPrivilege 5100 mika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 2324 wrote to memory of 2640 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 82 PID 2324 wrote to memory of 2640 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 82 PID 2324 wrote to memory of 2640 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 82 PID 2640 wrote to memory of 3852 2640 cyYn.exe 83 PID 2640 wrote to memory of 3852 2640 cyYn.exe 83 PID 2640 wrote to memory of 3852 2640 cyYn.exe 83 PID 2640 wrote to memory of 5100 2640 cyYn.exe 86 PID 2640 wrote to memory of 5100 2640 cyYn.exe 86 PID 2324 wrote to memory of 4236 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 88 PID 2324 wrote to memory of 4236 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 88 PID 2324 wrote to memory of 4236 2324 69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe 88 PID 4236 wrote to memory of 3124 4236 vona.exe 89 PID 4236 wrote to memory of 3124 4236 vona.exe 89 PID 4236 wrote to memory of 3124 4236 vona.exe 89 PID 3124 wrote to memory of 552 3124 mnolyk.exe 90 PID 3124 wrote to memory of 552 3124 mnolyk.exe 90 PID 3124 wrote to memory of 552 3124 mnolyk.exe 90 PID 3124 wrote to memory of 4940 3124 mnolyk.exe 92 PID 3124 wrote to memory of 4940 3124 mnolyk.exe 92 PID 3124 wrote to memory of 4940 3124 mnolyk.exe 92 PID 4940 wrote to memory of 4036 4940 cmd.exe 94 PID 4940 wrote to memory of 4036 4940 cmd.exe 94 PID 4940 wrote to memory of 4036 4940 cmd.exe 94 PID 4940 wrote to memory of 3908 4940 cmd.exe 95 PID 4940 wrote to memory of 3908 4940 cmd.exe 95 PID 4940 wrote to memory of 3908 4940 cmd.exe 95 PID 4940 wrote to memory of 4332 4940 cmd.exe 96 PID 4940 wrote to memory of 4332 4940 cmd.exe 96 PID 4940 wrote to memory of 4332 4940 cmd.exe 96 PID 4940 wrote to memory of 2412 4940 cmd.exe 97 PID 4940 wrote to memory of 2412 4940 cmd.exe 97 PID 4940 wrote to memory of 2412 4940 cmd.exe 97 PID 4940 wrote to memory of 4860 4940 cmd.exe 98 PID 4940 wrote to memory of 4860 4940 cmd.exe 98 PID 4940 wrote to memory of 4860 4940 cmd.exe 98 PID 4940 wrote to memory of 4600 4940 cmd.exe 99 PID 4940 wrote to memory of 4600 4940 cmd.exe 99 PID 4940 wrote to memory of 4600 4940 cmd.exe 99 PID 3124 wrote to memory of 5032 3124 mnolyk.exe 101 PID 3124 wrote to memory of 5032 3124 mnolyk.exe 101 PID 3124 wrote to memory of 5032 3124 mnolyk.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe"C:\Users\Admin\AppData\Local\Temp\69b7abf0bf4fa6ce45b2d21d71be2d967d58721ed3ff345830e6f5a0be376712.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cyYn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cyYn.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ayYx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ayYx.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3852 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 10884⤵
- Program crash
PID:224
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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:5100
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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:4236 -
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:3124 -
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:552
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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:4940 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4036
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:3908
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:4332
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2412
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:N"5⤵PID:4860
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:R" /E5⤵PID:4600
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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:5032
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3852 -ip 38521⤵PID:3984
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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:1348
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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:3624
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
340KB
MD540c2347a3d97ff0d3c220b9487cb7a04
SHA142f4862b4d535739da3d7fe114dcddb5c9ee7335
SHA256def0608eb6c8ca900c4324fd363507471e5f7fc0eaa705bbec1e31d1bb9a4d3f
SHA51212b6355f6ef71116c954b06681cd49f6c4ad1dee6fe9439d9f4a3564aa5e805a01a6b82260e514528b748b6c777b9779a958033564dd4313b6ced09050e0f022
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Filesize
340KB
MD540c2347a3d97ff0d3c220b9487cb7a04
SHA142f4862b4d535739da3d7fe114dcddb5c9ee7335
SHA256def0608eb6c8ca900c4324fd363507471e5f7fc0eaa705bbec1e31d1bb9a4d3f
SHA51212b6355f6ef71116c954b06681cd49f6c4ad1dee6fe9439d9f4a3564aa5e805a01a6b82260e514528b748b6c777b9779a958033564dd4313b6ced09050e0f022
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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
249KB
MD5f72fb614de00ad71a57173ad564ca186
SHA1bee3faf39f7384dfd0c4efde391f6aeff129c09b
SHA256731b80181bbc476d563f8f0a853a7c03f138e373ad37ba30a904dbdd8aad2a64
SHA512e691fd50bf87d4781c14ebd9196ce5fb1b1faa1b9acce1aa940f05d72951b3f8757cd23c23570a2b5b04e8b80ac088fec96bb3329b40daa87601b7e218c312d3
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Filesize
249KB
MD5f72fb614de00ad71a57173ad564ca186
SHA1bee3faf39f7384dfd0c4efde391f6aeff129c09b
SHA256731b80181bbc476d563f8f0a853a7c03f138e373ad37ba30a904dbdd8aad2a64
SHA512e691fd50bf87d4781c14ebd9196ce5fb1b1faa1b9acce1aa940f05d72951b3f8757cd23c23570a2b5b04e8b80ac088fec96bb3329b40daa87601b7e218c312d3
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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