Analysis
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max time kernel
148s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
30-08-2024 04:31
Static task
static1
Behavioral task
behavioral1
Sample
a3a1178a681a45c960b0ed5d0c47926b.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a3a1178a681a45c960b0ed5d0c47926b.exe
Resource
win10v2004-20240802-en
General
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Target
a3a1178a681a45c960b0ed5d0c47926b.exe
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Size
1.0MB
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MD5
a3a1178a681a45c960b0ed5d0c47926b
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SHA1
9048f61cab453a6d4eb6ebae1bd2f913350975d9
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SHA256
f0f335a424d98a48836a01aaa8af90ddaa08667ad3fedc6cea38ab5623c4b713
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SHA512
974b0726a47312b9ecf429d4ba7716e196448655e24775f9443c5cc5b5a3fb790ef917baf30dc0da4907c9298ddff10fd411b806103a261dcc926c0f008ce0e3
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SSDEEP
24576:78+0suO3PuzmSe//zGdg7Vbo11Im2YJAssiWV9w9pTNLo:juO/uzmN/CdSmfUqPx
Malware Config
Extracted
remcos
RemoteHost
23.106.127.79:5679
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-7VNLX4
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/2404-41-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2992-48-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2908-49-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2908-49-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2404-41-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2880 powershell.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts a3a1178a681a45c960b0ed5d0c47926b.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 560 set thread context of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 2776 set thread context of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 set thread context of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 set thread context of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42 -
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 6 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 a3a1178a681a45c960b0ed5d0c47926b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3a1178a681a45c960b0ed5d0c47926b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3a1178a681a45c960b0ed5d0c47926b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3a1178a681a45c960b0ed5d0c47926b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3a1178a681a45c960b0ed5d0c47926b.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 560 a3a1178a681a45c960b0ed5d0c47926b.exe 560 a3a1178a681a45c960b0ed5d0c47926b.exe 2880 powershell.exe 2404 a3a1178a681a45c960b0ed5d0c47926b.exe 2404 a3a1178a681a45c960b0ed5d0c47926b.exe -
Suspicious behavior: MapViewOfSection 11 IoCs
pid Process 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 2776 a3a1178a681a45c960b0ed5d0c47926b.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 560 a3a1178a681a45c960b0ed5d0c47926b.exe Token: SeDebugPrivilege 2880 powershell.exe Token: SeDebugPrivilege 2992 a3a1178a681a45c960b0ed5d0c47926b.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 560 wrote to memory of 2880 560 a3a1178a681a45c960b0ed5d0c47926b.exe 29 PID 560 wrote to memory of 2880 560 a3a1178a681a45c960b0ed5d0c47926b.exe 29 PID 560 wrote to memory of 2880 560 a3a1178a681a45c960b0ed5d0c47926b.exe 29 PID 560 wrote to memory of 2880 560 a3a1178a681a45c960b0ed5d0c47926b.exe 29 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 560 wrote to memory of 2776 560 a3a1178a681a45c960b0ed5d0c47926b.exe 31 PID 2776 wrote to memory of 2052 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 32 PID 2776 wrote to memory of 2052 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 32 PID 2776 wrote to memory of 2052 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 32 PID 2776 wrote to memory of 2052 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 32 PID 2776 wrote to memory of 2132 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 33 PID 2776 wrote to memory of 2132 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 33 PID 2776 wrote to memory of 2132 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 33 PID 2776 wrote to memory of 2132 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 33 PID 2776 wrote to memory of 2392 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 34 PID 2776 wrote to memory of 2392 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 34 PID 2776 wrote to memory of 2392 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 34 PID 2776 wrote to memory of 2392 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 34 PID 2776 wrote to memory of 1724 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 35 PID 2776 wrote to memory of 1724 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 35 PID 2776 wrote to memory of 1724 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 35 PID 2776 wrote to memory of 1724 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 35 PID 2776 wrote to memory of 1668 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 36 PID 2776 wrote to memory of 1668 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 36 PID 2776 wrote to memory of 1668 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 36 PID 2776 wrote to memory of 1668 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 36 PID 2776 wrote to memory of 2376 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 37 PID 2776 wrote to memory of 2376 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 37 PID 2776 wrote to memory of 2376 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 37 PID 2776 wrote to memory of 2376 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 37 PID 2776 wrote to memory of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 wrote to memory of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 wrote to memory of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 wrote to memory of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 wrote to memory of 2404 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 38 PID 2776 wrote to memory of 1920 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 39 PID 2776 wrote to memory of 1920 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 39 PID 2776 wrote to memory of 1920 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 39 PID 2776 wrote to memory of 1920 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 39 PID 2776 wrote to memory of 2560 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 40 PID 2776 wrote to memory of 2560 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 40 PID 2776 wrote to memory of 2560 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 40 PID 2776 wrote to memory of 2560 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 40 PID 2776 wrote to memory of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 wrote to memory of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 wrote to memory of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 wrote to memory of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 wrote to memory of 2908 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 41 PID 2776 wrote to memory of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42 PID 2776 wrote to memory of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42 PID 2776 wrote to memory of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42 PID 2776 wrote to memory of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42 PID 2776 wrote to memory of 2992 2776 a3a1178a681a45c960b0ed5d0c47926b.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe"C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2880
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe"C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:2052
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:2132
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:2392
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:1724
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:1668
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵PID:2376
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ysckpuluinebulpeho"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2404
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\inicqmvoevwowzliqzloc"3⤵PID:1920
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\inicqmvoevwowzliqzloc"3⤵PID:2560
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\inicqmvoevwowzliqzloc"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2908
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C:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exeC:\Users\Admin\AppData\Local\Temp\a3a1178a681a45c960b0ed5d0c47926b.exe /stext "C:\Users\Admin\AppData\Local\Temp\thvvqfgpsdothfzmhkxqfujwf"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2992
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84