Analysis
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max time kernel
163s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:23
Static task
static1
Behavioral task
behavioral1
Sample
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe
Resource
win10v2004-en-20220112
General
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Target
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe
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Size
92KB
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MD5
12b052bb1004b4757c0add24d03ef5ab
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SHA1
00a9260274281e4efe72299c22613dfbc09f7922
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SHA256
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408
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SHA512
0f06eaa297b88a3381c4758c00fda21f036848c0fba7966f3ce8f0e7451ca21f90702b6325fa4cdcd5bbfcb2ca0141853c6ff582c6bf06bd6632843745d3f93e
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1124 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MusNotifyIcon.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Modifies data under HKEY_USERS 50 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4240" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.030340" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893043804173979" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4252" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.227865" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4116" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exedescription pid process Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeIncBasePriorityPrivilege 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe Token: SeBackupPrivilege 3156 TiWorker.exe Token: SeRestorePrivilege 3156 TiWorker.exe Token: SeSecurityPrivilege 3156 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.execmd.exedescription pid process target process PID 3644 wrote to memory of 1124 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe MediaCenter.exe PID 3644 wrote to memory of 1124 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe MediaCenter.exe PID 3644 wrote to memory of 1124 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe MediaCenter.exe PID 3644 wrote to memory of 3884 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe cmd.exe PID 3644 wrote to memory of 3884 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe cmd.exe PID 3644 wrote to memory of 3884 3644 0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe cmd.exe PID 3884 wrote to memory of 1236 3884 cmd.exe PING.EXE PID 3884 wrote to memory of 1236 3884 cmd.exe PING.EXE PID 3884 wrote to memory of 1236 3884 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe"C:\Users\Admin\AppData\Local\Temp\0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1124 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b30d70d3d315b60a7f32ba0e1b795f303cd6a41f60b98b12c22928ccbe05408.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1236
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1812
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3696
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3156
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b590ee2257bd81577d0949ec44fdfa64
SHA1e9814a9663323bdba15157ac2c513287211b2809
SHA2569a587c5adeb43548b08b853cb7642d5d68de8facf4a385f3faa90c0cace8b4fa
SHA512622d0a7912cc7bfc84611759af553956dfe1285785c6fd16c531048bd99c5eee6a269bc4e1e3666ec6864e7c523e648062f307616eacc18440707b1c61615cb0
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b590ee2257bd81577d0949ec44fdfa64
SHA1e9814a9663323bdba15157ac2c513287211b2809
SHA2569a587c5adeb43548b08b853cb7642d5d68de8facf4a385f3faa90c0cace8b4fa
SHA512622d0a7912cc7bfc84611759af553956dfe1285785c6fd16c531048bd99c5eee6a269bc4e1e3666ec6864e7c523e648062f307616eacc18440707b1c61615cb0