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Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/12/2024, 07:11
Static task
static1
Behavioral task
behavioral1
Sample
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
Resource
win7-20240903-en
General
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Target
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
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Size
3.2MB
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MD5
b2d9fc27dc9ac84e60486fa27e2bc8d8
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SHA1
027c27fb0072cc3b84338af7c33ec62a7a91b5fa
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SHA256
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab
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SHA512
047d54e0d048a502a364918a9ffeec4df5663478740acf22ebed2d49629138feb4c74ef19481541c9141c2121d0b4471a2ebd5232a2a5a7f68b8f4f29877ac49
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SSDEEP
49152:cCwsbCANnKXferL7Vwe/Gg0P+WhqsABTuPh1ApV9u1O:Pws2ANnKXOaeOgmhq1BTuJ1ApV9u1O
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2816-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2816-50-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2816-58-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
resource yara_rule behavioral1/files/0x0009000000016101-6.dat family_gh0strat behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2816-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2816-50-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2816-58-0x0000000010000000-0x00000000101B6000-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 TXPlatfor.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259432267.txt" R.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" TXPlatfor.exe -
Executes dropped EXE 7 IoCs
pid Process 2520 R.exe 2920 N.exe 2564 TXPlatfor.exe 2816 TXPlatfor.exe 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2744 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp 2148 Remote Data.exe -
Loads dropped DLL 9 IoCs
pid Process 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2520 R.exe 1940 svchost.exe 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2564 TXPlatfor.exe 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 1940 svchost.exe 2148 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Remote Data.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe File created C:\Windows\SysWOW64\259432267.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe -
resource yara_rule behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2816-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2816-50-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2816-58-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1372 PING.EXE 2852 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1372 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2816 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2920 N.exe Token: SeLoadDriverPrivilege 2816 TXPlatfor.exe Token: 33 2816 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2816 TXPlatfor.exe Token: 33 2816 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2816 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2520 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 2100 wrote to memory of 2520 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 2100 wrote to memory of 2520 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 2100 wrote to memory of 2520 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2100 wrote to memory of 2920 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2920 wrote to memory of 2852 2920 N.exe 35 PID 2920 wrote to memory of 2852 2920 N.exe 35 PID 2920 wrote to memory of 2852 2920 N.exe 35 PID 2920 wrote to memory of 2852 2920 N.exe 35 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2564 wrote to memory of 2816 2564 TXPlatfor.exe 36 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2100 wrote to memory of 2980 2100 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2980 wrote to memory of 2744 2980 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2852 wrote to memory of 1372 2852 cmd.exe 40 PID 2852 wrote to memory of 1372 2852 cmd.exe 40 PID 2852 wrote to memory of 1372 2852 cmd.exe 40 PID 2852 wrote to memory of 1372 2852 cmd.exe 40 PID 1940 wrote to memory of 2148 1940 svchost.exe 41 PID 1940 wrote to memory of 2148 1940 svchost.exe 41 PID 1940 wrote to memory of 2148 1940 svchost.exe 41 PID 1940 wrote to memory of 2148 1940 svchost.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"C:\Users\Admin\AppData\Local\Temp\d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.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:2520
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2920 -
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\N.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2852 -
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:1372
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C:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exeC:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980 -
C:\Users\Admin\AppData\Local\Temp\is-728TT.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp"C:\Users\Admin\AppData\Local\Temp\is-728TT.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp" /SL5="$60158,274884,121344,C:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2744
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:1616
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259432267.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2148
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2816
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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
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Downloads
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Filesize
2.6MB
MD57f759ca1720f1a4bf3b8cd2f56ea492c
SHA1236b7bfd6d165cea6fcf245f20c20d5e6aa329ce
SHA2566c512d0a77d695c2b37ce5687f081c15ad730bafec4a69baa721e7c9954b6bdd
SHA5127b740eaeaabf052622727d610703952455575fe50c17ffc70d1cb22178b99e3e872d325e900f45b402d3a2b54f79eab6549e1d98998be8ea6566f1d4b9bf7f08
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C:\Users\Admin\AppData\Local\Temp\is-728TT.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp
Filesize1.1MB
MD534acc2bdb45a9c436181426828c4cb49
SHA15adaa1ac822e6128b8d4b59a54d19901880452ae
SHA2569c81817acd4982632d8c7f1df3898fca1477577738184265d735f49fc5480f07
SHA512134ff4022571efd46f7a62e99b857ebe834e9916c786345908010f9e1fb90be226b740ddee16ae9290fe45c86be7238c4555e422abe66a461d11545e19734beb
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\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
Filesize660KB
MD55558797f1b8e4deb484fe06f65f8c6f6
SHA1625cfc1ef58ed7516d58b6510ac6da1d1901230d
SHA25668da490d047c38fd45eadd60d391da71a63a48e4a405160e76ea9e16dff3c66e
SHA5126b56615ac01c8354aac1dbfdd50051ea098d47b7e02194be975ed9755795427a4697888dc40cb44e0dc7938d8d87952c500490734b735af3da035b87a2ac3d13
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD58060f19685e48fbb463d4ec854815749
SHA1f4302b0b2f77c9756b0e823e3cdee49e65477398
SHA256eb56f95c4009b00a7b6613f5c3a40866671f68cf0d93d80c6d224c461422ac63
SHA5121a42d827edfc5c9ddcec8fd05286c0422b9b55048ebd14a08ddb50b8c5b2a914455a64dba1b11e931b8a07f003f6f65107182231807188cb71dad4fd01dc7df8
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d