Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-01-2025 18:40
Behavioral task
behavioral1
Sample
c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe
Resource
win7-20240903-en
General
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Target
c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe
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Size
1.2MB
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MD5
bfd43c4568fa602b3c30136d119d80a2
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SHA1
ea7d44041a7b9277a5400f792a1f1731351f9acb
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SHA256
c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f
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SHA512
d9885c9518935d8a3157f165bff85d9e1d34c31d78d0e0f97a2bce1dd7259c77b7c1139592d2c0386d081b0ebf0fad20051216e3c39d8aa497f6dad23520bccc
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti7:WIwgMEuy+inDfp3/XoCw57XYBwK7
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4768-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4768-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3692-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3692-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1948-49-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1948-52-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1948-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023cb9-17.dat family_gh0strat behavioral2/memory/4768-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4768-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3692-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3692-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1948-49-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1948-52-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1948-54-0x0000000010000000-0x00000000101BA000-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\\240632687.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Executes dropped EXE 6 IoCs
pid Process 2640 AK47.exe 5000 AK47.exe 4768 AK74.exe 3692 Ghiya.exe 1948 Ghiya.exe 1700 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 5000 AK47.exe 4900 svchost.exe 1700 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3096-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0008000000023cb6-59.dat vmprotect behavioral2/memory/3096-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3096-88-0x0000000000400000-0x0000000000760000-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" c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240632687.txt AK47.exe File created C:\Windows\SysWOW64\240632687.txt AK47.exe 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 -
resource yara_rule behavioral2/memory/4768-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4768-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4768-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3692-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3692-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3692-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1948-49-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1948-52-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1948-54-0x0000000010000000-0x00000000101BA000-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 10 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 AK47.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1912 cmd.exe 3316 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3316 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1948 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4768 AK74.exe Token: SeLoadDriverPrivilege 1948 Ghiya.exe Token: 33 1948 Ghiya.exe Token: SeIncBasePriorityPrivilege 1948 Ghiya.exe Token: 33 1948 Ghiya.exe Token: SeIncBasePriorityPrivilege 1948 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3096 wrote to memory of 2640 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 83 PID 3096 wrote to memory of 2640 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 83 PID 3096 wrote to memory of 2640 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 83 PID 3096 wrote to memory of 5000 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 84 PID 3096 wrote to memory of 5000 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 84 PID 3096 wrote to memory of 5000 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 84 PID 3096 wrote to memory of 4768 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 87 PID 3096 wrote to memory of 4768 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 87 PID 3096 wrote to memory of 4768 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 87 PID 4768 wrote to memory of 1912 4768 AK74.exe 89 PID 4768 wrote to memory of 1912 4768 AK74.exe 89 PID 4768 wrote to memory of 1912 4768 AK74.exe 89 PID 3692 wrote to memory of 1948 3692 Ghiya.exe 90 PID 3692 wrote to memory of 1948 3692 Ghiya.exe 90 PID 3692 wrote to memory of 1948 3692 Ghiya.exe 90 PID 3096 wrote to memory of 4280 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 92 PID 3096 wrote to memory of 4280 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 92 PID 3096 wrote to memory of 4280 3096 c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe 92 PID 1912 wrote to memory of 3316 1912 cmd.exe 94 PID 1912 wrote to memory of 3316 1912 cmd.exe 94 PID 1912 wrote to memory of 3316 1912 cmd.exe 94 PID 4900 wrote to memory of 1700 4900 svchost.exe 96 PID 4900 wrote to memory of 1700 4900 svchost.exe 96 PID 4900 wrote to memory of 1700 4900 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.exe"C:\Users\Admin\AppData\Local\Temp\c42b1c6bfb6b4991d6ab4d9575d40ca1a277abeeca7f4022243ec0d44dc6482f.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:3096 -
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:2640
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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:5000
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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:4768 -
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:1912 -
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:3316
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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:4280
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3084
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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:4900 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240632687.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1700
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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:3692 -
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:1948
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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
MD5ec458635d4549d3d32e5a7ba365bbbc3
SHA16109fa142562d01397c79bd3492b2aeaca5db162
SHA2569382797509808df893e9916e0b7899b28651cae8f1b1295652f7565f9ff499d5
SHA5120963d561878e0139e9080e719ea0ff991685a873675bfdb7198d5a2208a7dc5c0ed66e14e68f8f1a439e821786788fdc6334f88032d725587ce1b63946a3b651
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Filesize
1.2MB
MD53a094ded1fc75b985656817e5aa43ebb
SHA15607c061e7ba33fc6f5d14dc9c81e91c14befc47
SHA25694eb9ccafcc6ec5ad32e44a1a08ce3597ffc63b46669365ed104b94170dd978c
SHA512fbb7cbfc7c96c24cac11e586b5d0f62277734e074669b8844215b88d1222d9a64f98864e3b86269c669ebc986fcf1719f61004ebbf00f5b73472e64d83dc4ef5
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Filesize
49KB
MD594f007183dbc838ed7040177702ad042
SHA1b46c183fd082e638d15446e8d0e340d8521bc5e5
SHA2565f4573ff3e043e176e068ad96ff0e7da24bfe2035e2e001b410cae1a3e89d51f
SHA5128b485598716a7cdabf45755ea7b80cd7fc1a3615e1f42c293a439feeca59d32b0f48ca718dd556de2b25a8c779c21d47e3b59fec1cb934a49cdc9752f227ee32
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641