Analysis
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max time kernel
161s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 10:49
Static task
static1
Behavioral task
behavioral1
Sample
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe
Resource
win10v2004-en-20220112
General
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Target
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe
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Size
216KB
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MD5
33a7acb8e12de712784463a18d4ee342
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SHA1
68d07e04ab0255902eedf8bccf7b4bd2e79a35b5
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SHA256
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5
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SHA512
c3e31d523138daac18d2e1ac7bb80f0b94c4ddd5a2413817f60363cd958df28504c38cdfe601bfec348acfe1fb4e50912794ee4a1b57e63d81e12091ade2d84f
Malware Config
Signatures
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Sakula Payload 3 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 behavioral2/memory/944-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2684 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.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 opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe -
Modifies data under HKEY_USERS 51 IoCs
Processes:
svchost.exedescription ioc process 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\Config 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\Config\DODownloadMode = "1" 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\LANConnectionCount = "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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.009158" 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\GroupConnectionCount = "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\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4080" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.161943" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.055248" 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\MonthlyUploadRestriction = "0" 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\UploadMonthlyInternetBytes = "0" 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\DownloadMonthlyCacheHostBytes = "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\SwarmCount = "1" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308" 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\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe 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\CDNConnectionCount = "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\Usage\UplinkUsageBps = "0" 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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.232601" 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\CacheSizeBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "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\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\Config\KVFileExpirationTime = "132893139959874710" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "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\MemoryUsageKB = "4100" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exedescription pid process Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeIncBasePriorityPrivilege 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe Token: SeBackupPrivilege 1628 TiWorker.exe Token: SeRestorePrivilege 1628 TiWorker.exe Token: SeSecurityPrivilege 1628 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.execmd.exedescription pid process target process PID 944 wrote to memory of 2684 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe MediaCenter.exe PID 944 wrote to memory of 2684 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe MediaCenter.exe PID 944 wrote to memory of 2684 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe MediaCenter.exe PID 944 wrote to memory of 1968 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe cmd.exe PID 944 wrote to memory of 1968 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe cmd.exe PID 944 wrote to memory of 1968 944 060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe cmd.exe PID 1968 wrote to memory of 2948 1968 cmd.exe PING.EXE PID 1968 wrote to memory of 2948 1968 cmd.exe PING.EXE PID 1968 wrote to memory of 2948 1968 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe"C:\Users\Admin\AppData\Local\Temp\060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2684 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\060b1b9579e7e61250d553c09facec1607e58d51123f1ca4c2a6b6aa97db4bc5.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1968 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2948
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 01⤵
- Checks processor information in registry
PID:3768
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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:4092
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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:1628
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
aeddbfac186ba1c339af480f6aa104c4
SHA1db484da07621e48e9a4114d299f95d367a5bcf5e
SHA25681cf6c56e8a61895ad06616ffd870ae0052c225669251dd355461457b6cf7c0f
SHA5121d6535c80d2bebf9fad60df418cde5e5512e85bc8b36f017e29812f573a2114add4556d0873229f6c414936a3c08b728d0f814a9edc143db2f8ef3d1fffa7ca9
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
aeddbfac186ba1c339af480f6aa104c4
SHA1db484da07621e48e9a4114d299f95d367a5bcf5e
SHA25681cf6c56e8a61895ad06616ffd870ae0052c225669251dd355461457b6cf7c0f
SHA5121d6535c80d2bebf9fad60df418cde5e5512e85bc8b36f017e29812f573a2114add4556d0873229f6c414936a3c08b728d0f814a9edc143db2f8ef3d1fffa7ca9
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memory/944-132-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB