Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2023 06:18
Static task
static1
Behavioral task
behavioral1
Sample
Qfegtu.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
Qfegtu.exe
Resource
win10v2004-20231020-en
General
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Target
Qfegtu.exe
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Size
194KB
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MD5
a8926cfefd4e4f3ddc9d8720983a4672
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SHA1
f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74
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SHA256
83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362
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SHA512
611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459
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SSDEEP
1536:DM24LqnX0QsvKf4m/4qXlvZJJflJATUcC7T+T0tfHgVEbFM2FND64c+:D+vDmQqflSLCOuHIERMKND643
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6760797270:AAECTf5-db7M39Lx0qzBnaqnlAtUljrK5Pg/sendMessage?chat_id=5262627523
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 17 IoCs
Processes:
resource yara_rule behavioral2/memory/3096-11-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/3096-12-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/3096-14-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/3096-18-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe family_snakekeylogger C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe family_snakekeylogger C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe family_snakekeylogger behavioral2/memory/4308-139-0x00000000000B0000-0x00000000000D4000-memory.dmp family_snakekeylogger behavioral2/memory/3096-142-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/1652-160-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/1652-162-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe family_snakekeylogger C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe family_snakekeylogger behavioral2/memory/1460-225-0x0000000005B70000-0x0000000005B80000-memory.dmp family_snakekeylogger behavioral2/memory/1652-253-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/1652-254-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/1652-255-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Synaptics.exeQfegtu.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation Synaptics.exe Key value queried \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation Qfegtu.exe -
Executes dropped EXE 4 IoCs
Processes:
._cache_Qfegtu.exeSynaptics.exeSynaptics.exe._cache_Synaptics.exepid process 4308 ._cache_Qfegtu.exe 2276 Synaptics.exe 1652 Synaptics.exe 1460 ._cache_Synaptics.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 profiles 1 TTPs 6 IoCs
Processes:
._cache_Qfegtu.exe._cache_Synaptics.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe -
Adds Run key to start application 2 TTPs 3 IoCs
Processes:
Qfegtu.exeQfegtu.exeSynaptics.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lygmnrkspt = "C:\\Users\\Admin\\AppData\\Roaming\\Lygmnrkspt.exe" Qfegtu.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" Qfegtu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lygmnrkspt = "C:\\Users\\Admin\\AppData\\Roaming\\Lygmnrkspt.exe" Synaptics.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 164 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Qfegtu.exeSynaptics.exedescription pid process target process PID 4756 set thread context of 3096 4756 Qfegtu.exe Qfegtu.exe PID 2276 set thread context of 1652 2276 Synaptics.exe Synaptics.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Modifies registry class 2 IoCs
Processes:
Qfegtu.exeSynaptics.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Qfegtu.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Synaptics.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 564 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
Qfegtu.exe._cache_Qfegtu.exe._cache_Synaptics.exepid process 4756 Qfegtu.exe 4756 Qfegtu.exe 4308 ._cache_Qfegtu.exe 4308 ._cache_Qfegtu.exe 4308 ._cache_Qfegtu.exe 1460 ._cache_Synaptics.exe 1460 ._cache_Synaptics.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
Qfegtu.exe._cache_Qfegtu.exeSynaptics.exe._cache_Synaptics.exesvchost.exedescription pid process Token: SeDebugPrivilege 4756 Qfegtu.exe Token: SeDebugPrivilege 4308 ._cache_Qfegtu.exe Token: SeDebugPrivilege 2276 Synaptics.exe Token: SeDebugPrivilege 1460 ._cache_Synaptics.exe Token: SeManageVolumePrivilege 4160 svchost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
EXCEL.EXEpid process 564 EXCEL.EXE 564 EXCEL.EXE 564 EXCEL.EXE 564 EXCEL.EXE -
Suspicious use of WriteProcessMemory 34 IoCs
Processes:
Qfegtu.exeQfegtu.exeSynaptics.exeSynaptics.exedescription pid process target process PID 4756 wrote to memory of 4220 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 4220 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 4220 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 4756 wrote to memory of 3096 4756 Qfegtu.exe Qfegtu.exe PID 3096 wrote to memory of 4308 3096 Qfegtu.exe ._cache_Qfegtu.exe PID 3096 wrote to memory of 4308 3096 Qfegtu.exe ._cache_Qfegtu.exe PID 3096 wrote to memory of 4308 3096 Qfegtu.exe ._cache_Qfegtu.exe PID 3096 wrote to memory of 2276 3096 Qfegtu.exe Synaptics.exe PID 3096 wrote to memory of 2276 3096 Qfegtu.exe Synaptics.exe PID 3096 wrote to memory of 2276 3096 Qfegtu.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 2276 wrote to memory of 1652 2276 Synaptics.exe Synaptics.exe PID 1652 wrote to memory of 1460 1652 Synaptics.exe ._cache_Synaptics.exe PID 1652 wrote to memory of 1460 1652 Synaptics.exe ._cache_Synaptics.exe PID 1652 wrote to memory of 1460 1652 Synaptics.exe ._cache_Synaptics.exe -
outlook_office_path 1 IoCs
Processes:
._cache_Synaptics.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe -
outlook_win_path 1 IoCs
Processes:
._cache_Synaptics.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe"C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Local\Temp\Qfegtu.exeC:\Users\Admin\AppData\Local\Temp\Qfegtu.exe2⤵PID:4220
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C:\Users\Admin\AppData\Local\Temp\Qfegtu.exeC:\Users\Admin\AppData\Local\Temp\Qfegtu.exe2⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4308 -
C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe4⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"5⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1460
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:564
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:3288
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4160
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
194KB
MD5a8926cfefd4e4f3ddc9d8720983a4672
SHA1f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74
SHA25683faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362
SHA512611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459
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Filesize
194KB
MD5a8926cfefd4e4f3ddc9d8720983a4672
SHA1f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74
SHA25683faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362
SHA512611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459
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Filesize
194KB
MD5a8926cfefd4e4f3ddc9d8720983a4672
SHA1f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74
SHA25683faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362
SHA512611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459
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Filesize
194KB
MD5a8926cfefd4e4f3ddc9d8720983a4672
SHA1f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74
SHA25683faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362
SHA512611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459
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Filesize
125KB
MD597b16bd4569166c3b37f9cedaa3f118c
SHA186d800adc3674e543ef5d41de5f472f911916324
SHA25627db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba
SHA512024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe
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Filesize
125KB
MD597b16bd4569166c3b37f9cedaa3f118c
SHA186d800adc3674e543ef5d41de5f472f911916324
SHA25627db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba
SHA512024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe
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Filesize
125KB
MD597b16bd4569166c3b37f9cedaa3f118c
SHA186d800adc3674e543ef5d41de5f472f911916324
SHA25627db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba
SHA512024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe
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Filesize
125KB
MD597b16bd4569166c3b37f9cedaa3f118c
SHA186d800adc3674e543ef5d41de5f472f911916324
SHA25627db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba
SHA512024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe
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Filesize
125KB
MD597b16bd4569166c3b37f9cedaa3f118c
SHA186d800adc3674e543ef5d41de5f472f911916324
SHA25627db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba
SHA512024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04