Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2023 15:51
Static task
static1
Behavioral task
behavioral1
Sample
Qfegtu.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
Qfegtu.exe
Resource
win10v2004-20231023-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 16 IoCs
Processes:
resource yara_rule behavioral2/memory/4812-11-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/4812-13-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/4812-15-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/4812-18-0x0000000000400000-0x00000000004E2000-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/3556-83-0x0000000000C20000-0x0000000000C44000-memory.dmp family_snakekeylogger behavioral2/memory/4812-144-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/380-162-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/380-164-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/380-225-0x0000000000400000-0x00000000004E2000-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/380-227-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger behavioral2/memory/380-230-0x0000000000400000-0x00000000004E2000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Qfegtu.exeSynaptics.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation Qfegtu.exe Key value queried \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation Synaptics.exe -
Executes dropped EXE 7 IoCs
Processes:
._cache_Qfegtu.exeSynaptics.exeSynaptics.exeSynaptics.exeSynaptics.exeSynaptics.exe._cache_Synaptics.exepid process 3556 ._cache_Qfegtu.exe 3520 Synaptics.exe 1604 Synaptics.exe 2288 Synaptics.exe 4088 Synaptics.exe 380 Synaptics.exe 4564 ._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_Synaptics.exe._cache_Qfegtu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Qfegtu.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ._cache_Synaptics.exe -
Adds Run key to start application 2 TTPs 3 IoCs
Processes:
Synaptics.exeQfegtu.exeQfegtu.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lygmnrkspt = "C:\\Users\\Admin\\AppData\\Roaming\\Lygmnrkspt.exe" Synaptics.exe Set value (str) \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\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 -
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 138 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Qfegtu.exeSynaptics.exedescription pid process target process PID 4676 set thread context of 4812 4676 Qfegtu.exe Qfegtu.exe PID 3520 set thread context of 380 3520 Synaptics.exe Synaptics.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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: EnumeratesProcesses 11 IoCs
Processes:
._cache_Qfegtu.exeSynaptics.exe._cache_Synaptics.exepid process 3556 ._cache_Qfegtu.exe 3556 ._cache_Qfegtu.exe 3556 ._cache_Qfegtu.exe 3520 Synaptics.exe 3520 Synaptics.exe 3520 Synaptics.exe 3520 Synaptics.exe 3520 Synaptics.exe 3520 Synaptics.exe 4564 ._cache_Synaptics.exe 4564 ._cache_Synaptics.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
Qfegtu.exe._cache_Qfegtu.exeSynaptics.exe._cache_Synaptics.exesvchost.exedescription pid process Token: SeDebugPrivilege 4676 Qfegtu.exe Token: SeDebugPrivilege 3556 ._cache_Qfegtu.exe Token: SeDebugPrivilege 3520 Synaptics.exe Token: SeDebugPrivilege 4564 ._cache_Synaptics.exe Token: SeManageVolumePrivilege 1668 svchost.exe -
Suspicious use of WriteProcessMemory 40 IoCs
Processes:
Qfegtu.exeQfegtu.exeSynaptics.exeSynaptics.exedescription pid process target process PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4676 wrote to memory of 4812 4676 Qfegtu.exe Qfegtu.exe PID 4812 wrote to memory of 3556 4812 Qfegtu.exe ._cache_Qfegtu.exe PID 4812 wrote to memory of 3556 4812 Qfegtu.exe ._cache_Qfegtu.exe PID 4812 wrote to memory of 3556 4812 Qfegtu.exe ._cache_Qfegtu.exe PID 4812 wrote to memory of 3520 4812 Qfegtu.exe Synaptics.exe PID 4812 wrote to memory of 3520 4812 Qfegtu.exe Synaptics.exe PID 4812 wrote to memory of 3520 4812 Qfegtu.exe Synaptics.exe PID 3520 wrote to memory of 1604 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 1604 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 1604 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 2288 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 2288 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 2288 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 4088 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 4088 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 4088 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 3520 wrote to memory of 380 3520 Synaptics.exe Synaptics.exe PID 380 wrote to memory of 4564 380 Synaptics.exe ._cache_Synaptics.exe PID 380 wrote to memory of 4564 380 Synaptics.exe ._cache_Synaptics.exe PID 380 wrote to memory of 4564 380 Synaptics.exe ._cache_Synaptics.exe -
outlook_office_path 1 IoCs
Processes:
._cache_Synaptics.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\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-1-5-21-984744499-3605095035-265325720-1000\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 use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676 -
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:4812 -
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:3556 -
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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3520 -
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe4⤵
- Executes dropped EXE
PID:1604 -
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe4⤵
- Executes dropped EXE
PID:2288 -
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe4⤵
- Executes dropped EXE
PID:4088 -
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe4⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:380 -
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:4564
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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:4220
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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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
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
16KB
MD56eacb2137de478c8f1373106a485d628
SHA1518ee05a79edd09c899e06d646e5002a5e4431ce
SHA25630b8e973352db2eab3feeadf04958975103aa7bbac8f2c865b98f170a5901ba5
SHA51222ac1cfe1bf95790c5d3d85ed68ab0cf96ff063df5916b16cf86c110a0820cb8f67ffca4918a6a5aa0eb64fe9644b816b37c48815b1ad9b76ca53b92efcec7e8
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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