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Analysis
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max time kernel
148s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
05/09/2024, 01:48
Static task
static1
Behavioral task
behavioral1
Sample
d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe
Resource
win10v2004-20240802-en
General
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Target
d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe
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Size
931KB
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MD5
c8b97aad582adb6ccddc6f3e74bda215
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SHA1
bbf2e45bd5af0695f5f82fed5728a480a7fd4c04
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SHA256
d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34
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SHA512
7ede8146da39ea716cd6c64f3a60ca324566c3000cb5c1275f5f1563cca726ec8b97420c7e4620f4fe998f8542896bb99294cef83a7e8bfae2e1e46fb4bbc100
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SSDEEP
24576:9elw4o5E6Gkf1CGkuH2sz6rtlHa08qsCJAUke0O:9elw4o5E+C1ttl605X3ko
Malware Config
Extracted
remcos
Sept. 04C
154.216.20.211:6902
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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-YGC9WY
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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/1236-60-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2420-55-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1924-61-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1924-61-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2420-55-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2616 powershell.exe 2756 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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2520 set thread context of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2540 set thread context of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 set thread context of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 set thread context of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40 -
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 8 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2648 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2756 powershell.exe 2616 powershell.exe 2420 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 2420 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2756 powershell.exe Token: SeDebugPrivilege 2616 powershell.exe Token: SeDebugPrivilege 1236 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 2520 wrote to memory of 2756 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 31 PID 2520 wrote to memory of 2756 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 31 PID 2520 wrote to memory of 2756 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 31 PID 2520 wrote to memory of 2756 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 31 PID 2520 wrote to memory of 2616 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 33 PID 2520 wrote to memory of 2616 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 33 PID 2520 wrote to memory of 2616 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 33 PID 2520 wrote to memory of 2616 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 33 PID 2520 wrote to memory of 2648 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 35 PID 2520 wrote to memory of 2648 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 35 PID 2520 wrote to memory of 2648 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 35 PID 2520 wrote to memory of 2648 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 35 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2520 wrote to memory of 2540 2520 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 37 PID 2540 wrote to memory of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 wrote to memory of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 wrote to memory of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 wrote to memory of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 wrote to memory of 2420 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 38 PID 2540 wrote to memory of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 wrote to memory of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 wrote to memory of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 wrote to memory of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 wrote to memory of 1924 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 39 PID 2540 wrote to memory of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40 PID 2540 wrote to memory of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40 PID 2540 wrote to memory of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40 PID 2540 wrote to memory of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40 PID 2540 wrote to memory of 1236 2540 d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe"C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520 -
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\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2756
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iVWcGN.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2616
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iVWcGN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp223.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2648
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C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe"C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exeC:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe /stext "C:\Users\Admin\AppData\Local\Temp\ymoqivhdh"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2420
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C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exeC:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe /stext "C:\Users\Admin\AppData\Local\Temp\iotabnswvtrk"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1924
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C:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exeC:\Users\Admin\AppData\Local\Temp\d26670d5f425962b546d10ecd4d148f5884a3f392afe1c5fb4426466d4454c34.exe /stext "C:\Users\Admin\AppData\Local\Temp\tiztcylyrbjphqi"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1236
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
144B
MD5aa07c99dbb9b5d0d07058e03dfe64323
SHA17e1f15dddb902b5981c07fcb4a193288ee0fef9a
SHA256dd601430671b29d6f112b13978b86f5adf92e781ee4e4b82e2a33f5b96c0137a
SHA512cfdb3bf23c3dcc327817f91ed690b9da819ae8df1f83075cf38a69726029caabee41281452989e8da69f800253378908615841c91e4a61b1d987de65b8f27811
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Filesize
1KB
MD5aa9c7b4feec6998df8bb96f831f947be
SHA1b96c573582f347c48c1aceba055a8022e9840fa7
SHA2563385a363f0259f64a9914c4114898f2fe5c30f4d0bdeb3531f11b0846f6f0a11
SHA512ee81a1a84b939a780241cbe6a6c1c8303ed3c72d439d79a7421a772b813b09577d900849298f0fb27f94d5ed160ba98ee9a16d4288d047fc6c71f71d04cd93b4
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5b0bb2e779eead0eb7a2a45b61075af12
SHA1d12f6e3441cbfb1d0c5d4415b9c7a683de3776ee
SHA2567582af95eaf32b7c1030f6cd5b395b27795081c77d90116da8d93030476c0619
SHA51228fb9b44215413b40dde8b5325fa8bbf9a4d104828cf388aa7569598ec79323e1ae043681a104954da468de585c76a5e1be5eb2e818332bd5c6793ade0a0b9ce