Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2024 18:29
Static task
static1
Behavioral task
behavioral1
Sample
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe
Resource
win7-20240221-en
General
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Target
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe
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Size
732KB
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MD5
35d02880cbd2859bb276bb2379cb8e10
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SHA1
951cc4f032fd988a25b1ceda202f03797daab367
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SHA256
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e
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SHA512
9f9283b6be1c00780ccd45474f2558bd32a0ff1c803ae57ae4d4fe4ab7f5c5022f88a545f9807219c902b7e49bf4580fb30612faa11fb8c1e51c6a39dd5d830d
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SSDEEP
12288:Ei0NjlGoLZoaT3KemwubOvu5Sb44OeG3SUBFNPG4kaWH9j:EipuzT6Wuwu5Sb4XkYjPGIk9j
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 3 TTPs 3 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Processes:
resource yara_rule behavioral2/memory/4968-1-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-5-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-12-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-6-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-18-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-20-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-17-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-4-0x0000000002260000-0x000000000331A000-memory.dmp upx behavioral2/memory/4968-3-0x0000000002260000-0x000000000331A000-memory.dmp upx -
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Drops file in Windows directory 2 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process File created C:\Windows\e574d26 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe File opened for modification C:\Windows\SYSTEM.INI 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exepid process 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription pid process Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Token: SeDebugPrivilege 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription pid process target process PID 4968 wrote to memory of 788 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe fontdrvhost.exe PID 4968 wrote to memory of 796 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe fontdrvhost.exe PID 4968 wrote to memory of 376 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe dwm.exe PID 4968 wrote to memory of 2616 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe sihost.exe PID 4968 wrote to memory of 2632 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe svchost.exe PID 4968 wrote to memory of 2776 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe taskhostw.exe PID 4968 wrote to memory of 3516 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe Explorer.EXE PID 4968 wrote to memory of 3660 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe svchost.exe PID 4968 wrote to memory of 3840 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe DllHost.exe PID 4968 wrote to memory of 3928 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe StartMenuExperienceHost.exe PID 4968 wrote to memory of 3988 4968 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe RuntimeBroker.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe"C:\Users\Admin\AppData\Local\Temp\3b749a256a910c8a7c0e928d67739a9f60e833f05993fe8e0747a67fabc8cc3e.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Privilege Escalation
Create or Modify System Process
1Windows Service
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4968-0-0x0000000000400000-0x00000000004B8000-memory.dmpFilesize
736KB
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memory/4968-1-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-5-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-12-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-16-0x0000000076FB2000-0x0000000076FB3000-memory.dmpFilesize
4KB
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memory/4968-6-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-15-0x0000000076F20000-0x0000000076F30000-memory.dmpFilesize
64KB
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memory/4968-18-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-20-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-17-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-25-0x0000000000400000-0x00000000004B8000-memory.dmpFilesize
736KB
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memory/4968-13-0x0000000076F20000-0x0000000076F30000-memory.dmpFilesize
64KB
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memory/4968-4-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB
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memory/4968-3-0x0000000002260000-0x000000000331A000-memory.dmpFilesize
16.7MB