Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/02/2025, 21:30
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe
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Size
780KB
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MD5
2fa2de66b1ca550b11513f0cb325e8e0
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SHA1
8ecbfa853696eb382744d311cd353a6bf2d2f483
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SHA256
9f80f443cc464de6d17678e94e25cede1218568b75a2e89a0278b766fb07f37a
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SHA512
86391843d66dd56d35b2eee5e43e02bdc0162d23c61e79b344888cfa41c1ffb8a62f00ff04ec7e59a3eb4c380c1b3d8cda1838b12dda9abe955558bb658bbaa7
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SSDEEP
12288:rxa6q6jnieErDHrlWUQ6AkGtTRj9SIu78iBoE7UYVlda:rxrxie67BWeAkqyn83LYVlda
Malware Config
Extracted
darkcomet
- gencode
-
install
false
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offline_keylogger
false
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persistence
false
Extracted
darkcomet
Guest16
192.168.1.2:1604
DC_MUTEX-8F7010S
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InstallPath
MSDCSC\msdcsc.exe
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gencode
a5S5MyDcHw4d
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
System32dll
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2664 attrib.exe 2236 attrib.exe -
Deletes itself 1 IoCs
pid Process 2708 notepad.exe -
Executes dropped EXE 2 IoCs
pid Process 2444 msdcsc.exe 2924 msdcsc.exe -
Loads dropped DLL 3 IoCs
pid Process 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 2444 msdcsc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\System32dll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2504 2044 WerFault.exe 38 -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1808 set thread context of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 2444 set thread context of 2924 2444 msdcsc.exe 37 PID 2924 set thread context of 2044 2924 msdcsc.exe 38 -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe iexplore.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 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 2444 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeSecurityPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeTakeOwnershipPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeLoadDriverPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeSystemProfilePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeSystemtimePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeProfSingleProcessPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeIncBasePriorityPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeCreatePagefilePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeBackupPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeRestorePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeShutdownPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeDebugPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeSystemEnvironmentPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeChangeNotifyPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeRemoteShutdownPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeUndockPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeManageVolumePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeImpersonatePrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeCreateGlobalPrivilege 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: 33 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: 34 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: 35 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe Token: SeIncreaseQuotaPrivilege 2924 msdcsc.exe Token: SeSecurityPrivilege 2924 msdcsc.exe Token: SeTakeOwnershipPrivilege 2924 msdcsc.exe Token: SeLoadDriverPrivilege 2924 msdcsc.exe Token: SeSystemProfilePrivilege 2924 msdcsc.exe Token: SeSystemtimePrivilege 2924 msdcsc.exe Token: SeProfSingleProcessPrivilege 2924 msdcsc.exe Token: SeIncBasePriorityPrivilege 2924 msdcsc.exe Token: SeCreatePagefilePrivilege 2924 msdcsc.exe Token: SeBackupPrivilege 2924 msdcsc.exe Token: SeRestorePrivilege 2924 msdcsc.exe Token: SeShutdownPrivilege 2924 msdcsc.exe Token: SeDebugPrivilege 2924 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2924 msdcsc.exe Token: SeChangeNotifyPrivilege 2924 msdcsc.exe Token: SeRemoteShutdownPrivilege 2924 msdcsc.exe Token: SeUndockPrivilege 2924 msdcsc.exe Token: SeManageVolumePrivilege 2924 msdcsc.exe Token: SeImpersonatePrivilege 2924 msdcsc.exe Token: SeCreateGlobalPrivilege 2924 msdcsc.exe Token: 33 2924 msdcsc.exe Token: 34 2924 msdcsc.exe Token: 35 2924 msdcsc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1808 wrote to memory of 1872 1808 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 28 PID 1872 wrote to memory of 2696 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 29 PID 1872 wrote to memory of 2696 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 29 PID 1872 wrote to memory of 2696 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 29 PID 1872 wrote to memory of 2696 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 29 PID 1872 wrote to memory of 2700 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 30 PID 1872 wrote to memory of 2700 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 30 PID 1872 wrote to memory of 2700 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 30 PID 1872 wrote to memory of 2700 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 30 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 1872 wrote to memory of 2708 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 31 PID 2696 wrote to memory of 2236 2696 cmd.exe 34 PID 2696 wrote to memory of 2236 2696 cmd.exe 34 PID 2696 wrote to memory of 2236 2696 cmd.exe 34 PID 2696 wrote to memory of 2236 2696 cmd.exe 34 PID 2700 wrote to memory of 2664 2700 cmd.exe 35 PID 2700 wrote to memory of 2664 2700 cmd.exe 35 PID 2700 wrote to memory of 2664 2700 cmd.exe 35 PID 2700 wrote to memory of 2664 2700 cmd.exe 35 PID 1872 wrote to memory of 2444 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 36 PID 1872 wrote to memory of 2444 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 36 PID 1872 wrote to memory of 2444 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 36 PID 1872 wrote to memory of 2444 1872 JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe 36 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 PID 2444 wrote to memory of 2924 2444 msdcsc.exe 37 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2664 attrib.exe 2236 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exeC:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe2⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fa2de66b1ca550b11513f0cb325e8e0.exe" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2236
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2664
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C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2708
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C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exeC:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2924 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"5⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2044 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 486⤵
- Program crash
PID:2504
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
780KB
MD52fa2de66b1ca550b11513f0cb325e8e0
SHA18ecbfa853696eb382744d311cd353a6bf2d2f483
SHA2569f80f443cc464de6d17678e94e25cede1218568b75a2e89a0278b766fb07f37a
SHA51286391843d66dd56d35b2eee5e43e02bdc0162d23c61e79b344888cfa41c1ffb8a62f00ff04ec7e59a3eb4c380c1b3d8cda1838b12dda9abe955558bb658bbaa7