Analysis
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max time kernel
147s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
29-08-2024 09:02
Static task
static1
Behavioral task
behavioral1
Sample
c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe
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Size
928KB
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MD5
c887042257603b3d08f9cfe4b8a36870
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SHA1
591b1723ad4106e7830eb3140ff4fb3a5cdb2e0c
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SHA256
c72e36cf96ed488c524aa42e4579c9412a36c7be61245b7599393217371b575f
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SHA512
83a99ec0bf9e6dbb4b248839eb2a811690eedfe0bae81873ad55917ce82edd84f98ecfa61fdf8f5db8d48de848a3b6fc9f9e039825e173403fa388a33373a280
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SSDEEP
12288:UhPpX7pXmS0QgJ+VI/AKnf13uhU9gelYPXanDTO3H:UhPjXmSdg4VIoKnf13ubelYPXADTO3
Malware Config
Extracted
nanocore
1.2.2.0
backingupalls.ddns.net:2277
backingupalls1.ddns.net:2277
492e39a1-f385-421e-aa75-ac9824489dac
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activate_away_mode
true
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backup_connection_host
backingupalls1.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2018-07-27T04:57:45.937998236Z
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bypass_user_account_control
false
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bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
2277
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default_group
Default
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
492e39a1-f385-421e-aa75-ac9824489dac
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
backingupalls.ddns.net
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Drops startup file 4 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url svhost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url svhost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url svhost.exe -
Executes dropped EXE 3 IoCs
pid Process 2284 svhost.exe 1964 svhost.exe 1656 svhost.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RegAsm.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 1684 set thread context of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 2284 set thread context of 2940 2284 svhost.exe 42 PID 1964 set thread context of 1688 1964 svhost.exe 46 PID 1656 set thread context of 1584 1656 svhost.exe 50 -
System Location Discovery: System Language Discovery 1 TTPs 14 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2844 schtasks.exe 2728 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 3004 RegAsm.exe 3004 RegAsm.exe 3004 RegAsm.exe 2284 svhost.exe 2284 svhost.exe 1964 svhost.exe 1964 svhost.exe 1656 svhost.exe 1656 svhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3004 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe Token: SeDebugPrivilege 3004 RegAsm.exe Token: SeDebugPrivilege 2284 svhost.exe Token: SeDebugPrivilege 1964 svhost.exe Token: SeDebugPrivilege 1656 svhost.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1684 wrote to memory of 2428 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 30 PID 1684 wrote to memory of 2428 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 30 PID 1684 wrote to memory of 2428 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 30 PID 1684 wrote to memory of 2428 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 30 PID 1684 wrote to memory of 2844 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 32 PID 1684 wrote to memory of 2844 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 32 PID 1684 wrote to memory of 2844 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 32 PID 1684 wrote to memory of 2844 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 32 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 2984 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 34 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 1684 wrote to memory of 3004 1684 c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe 35 PID 3004 wrote to memory of 2728 3004 RegAsm.exe 36 PID 3004 wrote to memory of 2728 3004 RegAsm.exe 36 PID 3004 wrote to memory of 2728 3004 RegAsm.exe 36 PID 3004 wrote to memory of 2728 3004 RegAsm.exe 36 PID 2736 wrote to memory of 2284 2736 taskeng.exe 39 PID 2736 wrote to memory of 2284 2736 taskeng.exe 39 PID 2736 wrote to memory of 2284 2736 taskeng.exe 39 PID 2736 wrote to memory of 2284 2736 taskeng.exe 39 PID 2284 wrote to memory of 2304 2284 svhost.exe 40 PID 2284 wrote to memory of 2304 2284 svhost.exe 40 PID 2284 wrote to memory of 2304 2284 svhost.exe 40 PID 2284 wrote to memory of 2304 2284 svhost.exe 40 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2284 wrote to memory of 2940 2284 svhost.exe 42 PID 2736 wrote to memory of 1964 2736 taskeng.exe 43 PID 2736 wrote to memory of 1964 2736 taskeng.exe 43 PID 2736 wrote to memory of 1964 2736 taskeng.exe 43 PID 2736 wrote to memory of 1964 2736 taskeng.exe 43 PID 1964 wrote to memory of 1476 1964 svhost.exe 44 PID 1964 wrote to memory of 1476 1964 svhost.exe 44 PID 1964 wrote to memory of 1476 1964 svhost.exe 44 PID 1964 wrote to memory of 1476 1964 svhost.exe 44 PID 1964 wrote to memory of 1688 1964 svhost.exe 46 PID 1964 wrote to memory of 1688 1964 svhost.exe 46 PID 1964 wrote to memory of 1688 1964 svhost.exe 46 PID 1964 wrote to memory of 1688 1964 svhost.exe 46 PID 1964 wrote to memory of 1688 1964 svhost.exe 46
Processes
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C:\Users\Admin\AppData\Local\Temp\c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c887042257603b3d08f9cfe4b8a36870_JaffaCakes118.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query2⤵
- System Location Discovery: System Language Discovery
PID:2428
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /sc MINUTE /tn svhost /MO 1 /tr "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2844
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵PID:2984
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SMTP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA998.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2728
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C:\Windows\system32\taskeng.exetaskeng.exe {1951BEEE-4467-48AD-9AA6-7B8546A1FE42} S-1-5-21-2212144002-1172735686-1556890956-1000:MVFYZPLM\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Users\Admin\AppData\Roaming\svhost\svhost.exeC:\Users\Admin\AppData\Roaming\svhost\svhost.exe "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query3⤵
- System Location Discovery: System Language Discovery
PID:2304
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
PID:2940
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C:\Users\Admin\AppData\Roaming\svhost\svhost.exeC:\Users\Admin\AppData\Roaming\svhost\svhost.exe "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query3⤵
- System Location Discovery: System Language Discovery
PID:1476
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
PID:1688
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C:\Users\Admin\AppData\Roaming\svhost\svhost.exeC:\Users\Admin\AppData\Roaming\svhost\svhost.exe "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1656 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query3⤵
- System Location Discovery: System Language Discovery
PID:2516
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
PID:1584
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5c6f0625bf4c1cdfb699980c9243d3b22
SHA143de1fe580576935516327f17b5da0c656c72851
SHA2568dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576
SHA5129ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969
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Filesize
82B
MD572fee478b641f44343345b6d95f6e7a0
SHA161e48a4f7779d22d590a3c971306fff333752255
SHA25639a3b795ec3022e2f4120d7cad94fc8df86bd8bce9479d64831b32674fca3fa1
SHA512dba7ce5e1ec0da829c1ea6d87d05132462ed984918b91f36412a23ea34e3e3f1d1534fb995338d98037183e388e7f49bce25b33646c600662e026367b79e7520
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Filesize
928KB
MD5c887042257603b3d08f9cfe4b8a36870
SHA1591b1723ad4106e7830eb3140ff4fb3a5cdb2e0c
SHA256c72e36cf96ed488c524aa42e4579c9412a36c7be61245b7599393217371b575f
SHA51283a99ec0bf9e6dbb4b248839eb2a811690eedfe0bae81873ad55917ce82edd84f98ecfa61fdf8f5db8d48de848a3b6fc9f9e039825e173403fa388a33373a280