Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-08-2024 02:01
Static task
static1
Behavioral task
behavioral1
Sample
15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe
Resource
win7-20240729-en
General
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Target
15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe
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Size
4.9MB
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MD5
436477f4a5849e76d247f0597d63f842
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SHA1
9e1eacef6d5b750b91a2abfbe5c06afdea51d2c5
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SHA256
15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9
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SHA512
a580c961ac93959543d1c421f1ae7b4a92958716c2316591eb0532906963bf4422490bb3ab8ae7e57a0af3eaf71c07dd34dbeffbe8d03d33bd7573286f314fc9
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SSDEEP
98304:pGdVyVT9nOgmhQlDmn2fbXsPN5kiQaZ56:2WT9nO7CJmnX5VP6
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4144-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4144-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4144-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1848-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1848-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4660-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4660-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4660-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4660-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1848-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/4144-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4144-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4144-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1848-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1848-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x00070000000235ca-29.dat family_gh0strat behavioral2/memory/4660-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4660-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4660-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4660-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1848-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.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\\240666281.txt" svchos.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" TXPlatforn.exe -
Executes dropped EXE 6 IoCs
pid Process 4144 svchost.exe 1848 TXPlatforn.exe 1216 svchos.exe 4660 TXPlatforn.exe 3484 HD_15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 2988 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1216 svchos.exe 1992 svchost.exe 2988 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4144-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4144-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4144-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4144-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1848-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1848-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4660-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4660-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4660-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4660-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1848-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1848-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240666281.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe -
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 9 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.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 1004 PING.EXE 3744 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1004 PING.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4660 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4144 svchost.exe Token: SeLoadDriverPrivilege 4660 TXPlatforn.exe Token: 33 4660 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4660 TXPlatforn.exe Token: 33 4660 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4660 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4476 wrote to memory of 4144 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 91 PID 4476 wrote to memory of 4144 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 91 PID 4476 wrote to memory of 4144 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 91 PID 4144 wrote to memory of 3744 4144 svchost.exe 94 PID 4144 wrote to memory of 3744 4144 svchost.exe 94 PID 4144 wrote to memory of 3744 4144 svchost.exe 94 PID 4476 wrote to memory of 1216 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 95 PID 4476 wrote to memory of 1216 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 95 PID 4476 wrote to memory of 1216 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 95 PID 1848 wrote to memory of 4660 1848 TXPlatforn.exe 96 PID 1848 wrote to memory of 4660 1848 TXPlatforn.exe 96 PID 1848 wrote to memory of 4660 1848 TXPlatforn.exe 96 PID 3744 wrote to memory of 1004 3744 cmd.exe 100 PID 3744 wrote to memory of 1004 3744 cmd.exe 100 PID 3744 wrote to memory of 1004 3744 cmd.exe 100 PID 4476 wrote to memory of 3484 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 103 PID 4476 wrote to memory of 3484 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 103 PID 4476 wrote to memory of 3484 4476 15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe 103 PID 1992 wrote to memory of 2988 1992 svchost.exe 104 PID 1992 wrote to memory of 2988 1992 svchost.exe 104 PID 1992 wrote to memory of 2988 1992 svchost.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe"C:\Users\Admin\AppData\Local\Temp\15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4476 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4144 -
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\svchost.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3744 -
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:1004
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.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:1216
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C:\Users\Admin\AppData\Local\Temp\HD_15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exeC:\Users\Admin\AppData\Local\Temp\HD_15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3484
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4660
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3308
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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:1992 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240666281.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2988
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4608,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=4612 /prefetch:81⤵PID:640
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_15b95a71dd1de5c0f7fc255d1b84463a308aa61ea74d032ff597cf199ac56ab9.exe
Filesize3.1MB
MD5fb083acd60fe5c3156dc25442be815e3
SHA161df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA256f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
SHA5127147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
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Filesize
1.8MB
MD504cac2a1373014b29cbff9b2b26984bd
SHA153132e83948344ffebe2e0e3279803f54d415614
SHA2561ef32418338607938bd0735c82d01434a44b96058710e5b91e48493a45ee394a
SHA5125cf40cca72f3e384851908eb34ddece05bfc65a1f789e7dc0a015f905e17c6082908856f0ea7bad7ef5546ad6750aa8749c8b668c35d27d563c39027fba7998a
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Filesize
1.5MB
MD53144d3be093acea9d92f48e50e1b71d6
SHA16995275cf8183d54c832b25b13801f691c06a35d
SHA256b6f2642fae1a086c084a03aef2fd9f2fab1e7a0c3bdc1dafd42d0ab4d7dfabaa
SHA512985e539ffc12dea41703307c11b9912700fe5e694aca146b813847ce0da0a5a86929766bb29c7e7be09bdad6941a27ceec3b1683728cddbbd7411a90ccbf6f94
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Filesize
69KB
MD5e33fb6d686b1a8b171349572c5a33f67
SHA129f24fe536adf799b69b63c83efadc1bce457a54
SHA256020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450
SHA512cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55
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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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Filesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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Filesize
50KB
MD5271378498ceb8a33dab715ad827341fd
SHA1f9ece2f62c44b1a8e0a73f3c8157b4657ac64339
SHA256e226b1dd796ee29f189a5de86dbef2d8813e1437c0f36b920e33c8c30039d804
SHA5120642e13ed21bcbbc1e778dcce95903b7fe20c04ada0aedfe7820201eeabeb5fabc7763315bc063a02cb25c2da2070ee78b9924142aa76f0394ed2e4cad35fd6b
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641