Analysis
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max time kernel
144s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/02/2023, 06:51
Static task
static1
Behavioral task
behavioral1
Sample
79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe
Resource
win10v2004-20220812-en
General
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Target
79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe
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Size
526KB
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MD5
ef4b3037a682ddbb3ebb2bb95e3d7e60
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SHA1
91d15237ea02b1d133dd18240ee71d80b294127f
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SHA256
79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e
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SHA512
e4b2fcb189c2f588e7bf8be0cc39904f7e106a37538fafe560f8bf4fe82877ccc6191767b4ce81523b09d96aeed95bb20464d5d5a9a8abc1e54a930dffc6b288
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SSDEEP
12288:EMrdy906JY3ObTnvAgRH87jAQqj7qLhcGIvKYqQb5Srzxel:hyPbTnvAgRH8vAQGqGvn3b2xk
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" arQf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" nika.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation xriv.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
pid Process 1284 brQg.exe 4328 arQf.exe 3380 nika.exe 3160 xriv.exe 3964 mnolyk.exe 3872 mnolyk.exe 5104 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 3648 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" arQf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" nika.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.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\\\"" 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce brQg.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\\\"" brQg.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 4904 4328 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4456 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4328 arQf.exe 4328 arQf.exe 3380 nika.exe 3380 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4328 arQf.exe Token: SeDebugPrivilege 3380 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4656 wrote to memory of 1284 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 81 PID 4656 wrote to memory of 1284 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 81 PID 4656 wrote to memory of 1284 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 81 PID 1284 wrote to memory of 4328 1284 brQg.exe 82 PID 1284 wrote to memory of 4328 1284 brQg.exe 82 PID 1284 wrote to memory of 4328 1284 brQg.exe 82 PID 1284 wrote to memory of 3380 1284 brQg.exe 86 PID 1284 wrote to memory of 3380 1284 brQg.exe 86 PID 4656 wrote to memory of 3160 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 87 PID 4656 wrote to memory of 3160 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 87 PID 4656 wrote to memory of 3160 4656 79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe 87 PID 3160 wrote to memory of 3964 3160 xriv.exe 88 PID 3160 wrote to memory of 3964 3160 xriv.exe 88 PID 3160 wrote to memory of 3964 3160 xriv.exe 88 PID 3964 wrote to memory of 4456 3964 mnolyk.exe 89 PID 3964 wrote to memory of 4456 3964 mnolyk.exe 89 PID 3964 wrote to memory of 4456 3964 mnolyk.exe 89 PID 3964 wrote to memory of 3176 3964 mnolyk.exe 91 PID 3964 wrote to memory of 3176 3964 mnolyk.exe 91 PID 3964 wrote to memory of 3176 3964 mnolyk.exe 91 PID 3176 wrote to memory of 1456 3176 cmd.exe 93 PID 3176 wrote to memory of 1456 3176 cmd.exe 93 PID 3176 wrote to memory of 1456 3176 cmd.exe 93 PID 3176 wrote to memory of 844 3176 cmd.exe 94 PID 3176 wrote to memory of 844 3176 cmd.exe 94 PID 3176 wrote to memory of 844 3176 cmd.exe 94 PID 3176 wrote to memory of 2688 3176 cmd.exe 95 PID 3176 wrote to memory of 2688 3176 cmd.exe 95 PID 3176 wrote to memory of 2688 3176 cmd.exe 95 PID 3176 wrote to memory of 3424 3176 cmd.exe 96 PID 3176 wrote to memory of 3424 3176 cmd.exe 96 PID 3176 wrote to memory of 3424 3176 cmd.exe 96 PID 3176 wrote to memory of 316 3176 cmd.exe 97 PID 3176 wrote to memory of 316 3176 cmd.exe 97 PID 3176 wrote to memory of 316 3176 cmd.exe 97 PID 3176 wrote to memory of 216 3176 cmd.exe 98 PID 3176 wrote to memory of 216 3176 cmd.exe 98 PID 3176 wrote to memory of 216 3176 cmd.exe 98 PID 3964 wrote to memory of 3648 3964 mnolyk.exe 100 PID 3964 wrote to memory of 3648 3964 mnolyk.exe 100 PID 3964 wrote to memory of 3648 3964 mnolyk.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe"C:\Users\Admin\AppData\Local\Temp\79faa71cd1433bf7e1eb57ad279e4d0a6216e16e6f91dbf524de99a9d464160e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\brQg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\brQg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\arQf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\arQf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 10364⤵
- Program crash
PID:4904
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3380
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3160 -
C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3964 -
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\4b9a106e76\mnolyk.exe" /F4⤵
- Creates scheduled task(s)
PID:4456
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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 "..\4b9a106e76" /P "Admin:N"&&CACLS "..\4b9a106e76" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:1456
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:844
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:2688
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3424
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:316
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:216
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main4⤵
- Loads dropped DLL
PID:3648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4328 -ip 43281⤵PID:4728
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C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe1⤵
- Executes dropped EXE
PID:3872
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C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe1⤵
- Executes dropped EXE
PID:5104
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
340KB
MD56dda4ce028422b82a0321903776e5e50
SHA1c377b88f1d2339eeaf21a17a67b754f3e56421ed
SHA256e18cee889c95d6bfa0974cf711bf9917fc8324bdf4d136a6fb64b3b1f6d07118
SHA512d7c052d289c786af84cf07ae9904a3457866a2b375438781c5169b9ac0a279d62e4380e99be3337999edb4d43e78629e3dd9b1281b8c4bb644f2848836b6d9dd
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Filesize
340KB
MD56dda4ce028422b82a0321903776e5e50
SHA1c377b88f1d2339eeaf21a17a67b754f3e56421ed
SHA256e18cee889c95d6bfa0974cf711bf9917fc8324bdf4d136a6fb64b3b1f6d07118
SHA512d7c052d289c786af84cf07ae9904a3457866a2b375438781c5169b9ac0a279d62e4380e99be3337999edb4d43e78629e3dd9b1281b8c4bb644f2848836b6d9dd
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
249KB
MD5d7a32d7ed19966981e1cae288b2c549b
SHA167f31b50610f379cd05900c6e45c89b1c036e7f8
SHA256d33f01407b73919ba4f6ce594f29b085d6c923fa79ce26c47589c36e256ff2c1
SHA5125cd16c0ddd3df18ba816eeeffb271886d7218a6bde69bd02e317029a2e3663f9087c4dd689641edc722f371f8435a1a25214163d9a009e21fa142cdb7e6142a2
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Filesize
249KB
MD5d7a32d7ed19966981e1cae288b2c549b
SHA167f31b50610f379cd05900c6e45c89b1c036e7f8
SHA256d33f01407b73919ba4f6ce594f29b085d6c923fa79ce26c47589c36e256ff2c1
SHA5125cd16c0ddd3df18ba816eeeffb271886d7218a6bde69bd02e317029a2e3663f9087c4dd689641edc722f371f8435a1a25214163d9a009e21fa142cdb7e6142a2
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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
MD5c79b74d8fec5e7e2ba2f1789fd582a15
SHA178a1e5d99dbaccc5e07b125e1dfb280112cb3128
SHA256b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3
SHA5120debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba
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Filesize
89KB
MD5c79b74d8fec5e7e2ba2f1789fd582a15
SHA178a1e5d99dbaccc5e07b125e1dfb280112cb3128
SHA256b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3
SHA5120debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba