Analysis
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max time kernel
145s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
23-02-2023 22:56
Static task
static1
Behavioral task
behavioral1
Sample
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe
Resource
win10v2004-20230220-en
General
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Target
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe
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Size
384KB
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MD5
a10dc6b42cc3fb9760bab497980660c8
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SHA1
f33d25561d78ae7c4f6ba273582aae78f08726fd
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SHA256
7c9805c8b00e8154700e1cafef63cd4d62152b2ec5bec038d7e32c9f128eca9e
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SHA512
a9bef4307ed352bdc4d10d445f8ec6fb7e006360f2e1406ee910d1ce90590fd9619a0b9570c4371e534e2bc67f663af2148ec1090b352ce71de38292471da532
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SSDEEP
6144:TniQx54q/PzfXxbtFy9mZ9Ohnc3sHysGuiIirvdg109zMSqoL:TnVx55rfXU9mcuVhIirvdcf/Q
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exeexplorer.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\33i5wcqw.exe\DisableExceptionChainValidation 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "jnhdcbe.exe" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\33i5wcqw.exe 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\CreativeAudio = "C:\\ProgramData\\CreativeAudio\\33i5wcqw.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\CreativeAudio = "\"C:\\ProgramData\\CreativeAudio\\33i5wcqw.exe\"" explorer.exe -
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exeexplorer.exepid process 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exe7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
explorer.exepid process 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exeexplorer.exepid process 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe 536 explorer.exe 536 explorer.exe 536 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exepid process 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exeexplorer.exedescription pid process Token: SeDebugPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeRestorePrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeBackupPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeLoadDriverPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeCreatePagefilePrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeShutdownPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeTakeOwnershipPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeChangeNotifyPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeCreateTokenPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeMachineAccountPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeSecurityPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeAssignPrimaryTokenPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeCreateGlobalPrivilege 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: 33 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe Token: SeDebugPrivilege 536 explorer.exe Token: SeRestorePrivilege 536 explorer.exe Token: SeBackupPrivilege 536 explorer.exe Token: SeLoadDriverPrivilege 536 explorer.exe Token: SeCreatePagefilePrivilege 536 explorer.exe Token: SeShutdownPrivilege 536 explorer.exe Token: SeTakeOwnershipPrivilege 536 explorer.exe Token: SeChangeNotifyPrivilege 536 explorer.exe Token: SeCreateTokenPrivilege 536 explorer.exe Token: SeMachineAccountPrivilege 536 explorer.exe Token: SeSecurityPrivilege 536 explorer.exe Token: SeAssignPrimaryTokenPrivilege 536 explorer.exe Token: SeCreateGlobalPrivilege 536 explorer.exe Token: 33 536 explorer.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exeexplorer.exedescription pid process target process PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 2032 wrote to memory of 536 2032 7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe explorer.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1180 536 explorer.exe Dwm.exe PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 1228 536 explorer.exe Explorer.EXE PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe PID 536 wrote to memory of 616 536 explorer.exe DllHost.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe"C:\Users\Admin\AppData\Local\Temp\7C9805C8B00E8154700E1CAFEF63CD4D62152B2EC5BEC.exe"2⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/536-73-0x0000000000090000-0x0000000000156000-memory.dmpFilesize
792KB
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memory/536-81-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-72-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-74-0x00000000001F0000-0x00000000001F6000-memory.dmpFilesize
24KB
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memory/536-92-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-89-0x00000000001F0000-0x00000000001F6000-memory.dmpFilesize
24KB
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memory/536-88-0x0000000000090000-0x0000000000156000-memory.dmpFilesize
792KB
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memory/536-87-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-86-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-64-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-65-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-66-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-67-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-68-0x0000000000090000-0x0000000000156000-memory.dmpFilesize
792KB
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memory/536-85-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-84-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-83-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-82-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-80-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-75-0x0000000000420000-0x000000000042C000-memory.dmpFilesize
48KB
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memory/536-76-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-77-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/536-78-0x0000000000410000-0x0000000000411000-memory.dmpFilesize
4KB
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memory/536-79-0x0000000077000000-0x0000000077181000-memory.dmpFilesize
1.5MB
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memory/1228-90-0x00000000029B0000-0x00000000029B6000-memory.dmpFilesize
24KB
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memory/2032-55-0x0000000000490000-0x00000000004F2000-memory.dmpFilesize
392KB
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memory/2032-54-0x0000000000400000-0x0000000000483000-memory.dmpFilesize
524KB
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memory/2032-58-0x0000000000260000-0x0000000000261000-memory.dmpFilesize
4KB
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memory/2032-57-0x0000000000380000-0x00000000003C6000-memory.dmpFilesize
280KB
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memory/2032-71-0x00000000003E0000-0x00000000003E6000-memory.dmpFilesize
24KB
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memory/2032-70-0x0000000000490000-0x00000000004F2000-memory.dmpFilesize
392KB
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memory/2032-63-0x0000000001F50000-0x0000000001F5C000-memory.dmpFilesize
48KB
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memory/2032-61-0x00000000003F0000-0x00000000003FD000-memory.dmpFilesize
52KB
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memory/2032-62-0x0000000001F20000-0x0000000001F21000-memory.dmpFilesize
4KB
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memory/2032-60-0x00000000003E0000-0x00000000003E6000-memory.dmpFilesize
24KB
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memory/2032-59-0x0000000000490000-0x00000000004F2000-memory.dmpFilesize
392KB