Analysis
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max time kernel
117s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
06/03/2025, 19:22
Behavioral task
behavioral1
Sample
b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe
Resource
win7-20241010-en
General
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Target
b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe
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Size
1.2MB
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MD5
ee697d876a96cf76cafd98ca289579b9
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SHA1
ec707456b13f07d3104b5dc64bd69e98b1a9f3fe
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SHA256
b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081
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SHA512
f5f34b577d6cada1e5d19e5bd3558d8a25cd3008b25577fcdbaca347e2db4a3c99d372567fe57d21c54b273f38d0ab15bca786f1035f91e69a0a33863dd3c726
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti0:WIwgMEuy+inDfp3/XoCw57XYBwK0
Malware Config
Signatures
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resource yara_rule behavioral2/memory/448-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/448-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/944-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/944-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2864-49-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2864-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 7 IoCs
resource yara_rule behavioral2/files/0x0007000000023d5a-17.dat family_gh0strat behavioral2/memory/448-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/448-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/944-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/944-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2864-49-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2864-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Ghiya.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240621343.txt" AK47.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" Ghiya.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-1-5-21-100612193-3312047696-905266872-1000\Control Panel\International\Geo\Nation b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Executes dropped EXE 6 IoCs
pid Process 4780 AK47.exe 4176 AK47.exe 448 AK74.exe 944 Ghiya.exe 2864 Ghiya.exe 860 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4176 AK47.exe 2716 svchost.exe 860 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2856-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023d5f-61.dat vmprotect behavioral2/memory/2856-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2856-89-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\360safo = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchcst.exe" b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File created C:\Windows\SysWOW64\240621343.txt AK47.exe File created C:\Windows\SysWOW64\240621343.txt AK47.exe -
resource yara_rule behavioral2/memory/448-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/448-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/448-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/944-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/944-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/944-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2864-49-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2864-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
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 11 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 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 644 cmd.exe 4064 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000_Classes\Local Settings b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4064 PING.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2864 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 448 AK74.exe Token: SeLoadDriverPrivilege 2864 Ghiya.exe Token: 33 2864 Ghiya.exe Token: SeIncBasePriorityPrivilege 2864 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2856 wrote to memory of 4780 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 88 PID 2856 wrote to memory of 4780 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 88 PID 2856 wrote to memory of 4780 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 88 PID 2856 wrote to memory of 4176 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 89 PID 2856 wrote to memory of 4176 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 89 PID 2856 wrote to memory of 4176 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 89 PID 2856 wrote to memory of 448 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 92 PID 2856 wrote to memory of 448 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 92 PID 2856 wrote to memory of 448 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 92 PID 448 wrote to memory of 644 448 AK74.exe 95 PID 448 wrote to memory of 644 448 AK74.exe 95 PID 448 wrote to memory of 644 448 AK74.exe 95 PID 944 wrote to memory of 2864 944 Ghiya.exe 96 PID 944 wrote to memory of 2864 944 Ghiya.exe 96 PID 944 wrote to memory of 2864 944 Ghiya.exe 96 PID 2856 wrote to memory of 3232 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 98 PID 2856 wrote to memory of 3232 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 98 PID 2856 wrote to memory of 3232 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 98 PID 2856 wrote to memory of 3852 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 99 PID 2856 wrote to memory of 3852 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 99 PID 2856 wrote to memory of 3852 2856 b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe 99 PID 644 wrote to memory of 4064 644 cmd.exe 101 PID 644 wrote to memory of 4064 644 cmd.exe 101 PID 644 wrote to memory of 4064 644 cmd.exe 101 PID 2716 wrote to memory of 860 2716 svchost.exe 105 PID 2716 wrote to memory of 860 2716 svchost.exe 105 PID 2716 wrote to memory of 860 2716 svchost.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe"C:\Users\Admin\AppData\Local\Temp\b5def8a17717715bc97c34ff1c4439357d0ca59ccd69ce6d0fb1c11a52e02081.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:4780
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:4176
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C:\Users\Admin\AppData\Local\Temp\AK74.exeC:\Users\Admin\AppData\Local\Temp\\AK74.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4064
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:3232
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:3852
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4964
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621343.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:860
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2864
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
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Downloads
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Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
92B
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
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Filesize
753B
MD533eaf736928a10bbc259156a7308a120
SHA11fdead3a8f248f16b3eb853abf885762aefeab69
SHA2568652b9438de68987176933b09afd51a70d9206a7cd6062eba9c32c5cf4276695
SHA5127bf5b4f7d83b3c06abac7a77cd154160dd2a32b7137187b858b6b406b5e7753eb0e0bde4de0329af94524b5d905060317f74b3136c6533740e31c3e095b35aca
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Filesize
1.2MB
MD53c6360a7a748500f7adc4479d9964b59
SHA12449f1b7eb45d763df7e8423044c196b63582643
SHA256643a114407b701ffdb4092f2c726bb42919007fc69626b4cabade259d102898e
SHA512fa78dc3e0c21672fd119ce6fb99120f3b95aebdc9ea4ca0c38bf0c7690f4c4e3efacef242916f3be53c59aee47c6103c931d617f5c1bccdf25e62ebe0d5944fb
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Filesize
49KB
MD51375e4f274ecb64eb72dbec0cae08f4f
SHA1bc0825f9f5607e3e40c6bf419c3a90a188640753
SHA2560d4b9f5a88c428b88c512506a1a63871f1d46d8a0bae9ba238e6b4eddb8e9121
SHA51251e203314f6b28799fe47eef0eaff77eff76f19afaf87f00a89952cca20b39c6c5b1e0f13b0d5b8e6200ab664257a3b0bc1fae0ff69dd3ca7b9e1d4d1dbfd06e
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641