f7d9ba4b6cbc07e3bd59b0c947c53d10e7615b686ab055d6e8f34b06ff16702e

Analysis

max time kernel
149s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/10/2026, 12:21

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General

Target
ScreenConnect.ClientSetup.exe
Size 19.8MB
Sample261002-pjqqys1elf
SHA256 f7d9ba4b6cbc07e3bd59b0c947c53d10e7615b686ab055d6e8f34b06ff16702e
MD5 cdd67a5770c005d818c67db6448f611b
SHA1 da4cbe89e9dcea5e81667d1d06e0790df129ff9b
SHA512 1a64f6a34291ce7a7d4a55ad9501bed361e995b0d3a81da0be55b61013375e7c38aa69311129fda11d00c6c6a4a0b29464226cf5a51251b354b16e1092133563
SSDEEP 393216:Ei6ohU+8bjJ84Qq9ySZ8E46ohU+8bjJ8P6ohU+8bjJ8y6ohU+8bjJ83:aoh0bj19ySZzPoh0bjroh0bjSoh0bj2
TLSH
T18B272301BBC69A66D87F0635987AA3106775BC404B52C7AF27E07B3D1D327C05E623EA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery ransomware

Malware Config

Signatures

Badlisted process makes network request 3 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
12	4624	msiexec.exe
17	4624	msiexec.exe
23	4996	rundll32.exe

Enumerates connected drives 3 TTPs 47 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
	\??\F:\	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-747854149-4118156852-591593384-1000\Control Panel\International\Geo\Nation	ScreenConnect.ClientSetup.exe

Drops file in Program Files directory 14 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.Core.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.Windows.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsClient.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.ClientService.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\Client.en-US.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\Client.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\system.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.Client.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.ClientService.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsBackstageShell.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsBackstageShell.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsClient.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsFileManager.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (8c23ae252c7cd4da)\ScreenConnect.WindowsFileManager.exe.config	msiexec.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File created	C:\Windows\Installer\e591e0d.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI1F75.tmp	msiexec.exe
File created	C:\Windows\Installer\e591e0f.msi	msiexec.exe
File created	C:\Windows\Installer\{8AF6CC3A-114F-9D26-1E4F-62C019B04418}\DefaultIcon	msiexec.exe
File opened for modification	C:\Windows\Installer\{8AF6CC3A-114F-9D26-1E4F-62C019B04418}\DefaultIcon	msiexec.exe
File opened for modification	C:\Windows\Installer\e591e0d.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File created	C:\Windows\Installer\SourceHash{8AF6CC3A-114F-9D26-1E4F-62C019B04418}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI1FB4.tmp	msiexec.exe

Loads dropped DLL 31 IoCs

pid	Process
4780	MsiExec.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4444	rundll32.exe
4780	MsiExec.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4996	rundll32.exe
4780	MsiExec.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
688	rundll32.exe
768	MsiExec.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ScreenConnect.ClientSetup.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe

Modifies data under HKEY_USERS 3 IoCs

description	ioc	Process
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\27\52C64B7E	msiexec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28	msiexec.exe

Modifies registry class 32 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\UseOriginalUrlEncoding = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\85837A0FE801B846C832EA52C2C74DAD\A3CC6FA8F41162D9E1F4260C910B4481	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\ProductName = "ScreenConnect Client (8c23ae252c7cd4da)"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-8c23ae252c7cd4da	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\URL Protocol	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\ProductIcon = "C:\\Windows\\Installer\\{8AF6CC3A-114F-9D26-1E4F-62C019B04418}\\DefaultIcon"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\DeploymentFlags = "3"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\Language = "1033"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\InstanceType = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\85837A0FE801B846C832EA52C2C74DAD	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\PackageName = "ScreenConnect.ClientSetup.msi"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.6.6.9747\\8c23ae252c7cd4da\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-8c23ae252c7cd4da\shell\open\command	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\shell	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\shell\open	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\shell\open\command	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\PackageCode = "A3CC6FA8F41162D9E1F4260C910B4481"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\AuthorizedLUAApp = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\Media\1 = ";"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\A3CC6FA8F41162D9E1F4260C910B4481	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\A3CC6FA8F41162D9E1F4260C910B4481\Full	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\AdvertiseFlags = "388"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\Clients = 3a0000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.6.6.9747\\8c23ae252c7cd4da\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-8c23ae252c7cd4da\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (8c23ae252c7cd4da)\\ScreenConnect.WindowsClient.exe\" \"%1\""	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\Version = "436600838"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\A3CC6FA8F41162D9E1F4260C910B4481\SourceList\Net	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3264	msiexec.exe
3264	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5052	ScreenConnect.ClientSetup.exe
Token: SeShutdownPrivilege	4624	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4624	msiexec.exe
Token: SeSecurityPrivilege	3264	msiexec.exe
Token: SeCreateTokenPrivilege	4624	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4624	msiexec.exe
Token: SeLockMemoryPrivilege	4624	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4624	msiexec.exe
Token: SeMachineAccountPrivilege	4624	msiexec.exe
Token: SeTcbPrivilege	4624	msiexec.exe
Token: SeSecurityPrivilege	4624	msiexec.exe
Token: SeTakeOwnershipPrivilege	4624	msiexec.exe
Token: SeLoadDriverPrivilege	4624	msiexec.exe
Token: SeSystemProfilePrivilege	4624	msiexec.exe
Token: SeSystemtimePrivilege	4624	msiexec.exe
Token: SeProfSingleProcessPrivilege	4624	msiexec.exe
Token: SeIncBasePriorityPrivilege	4624	msiexec.exe
Token: SeCreatePagefilePrivilege	4624	msiexec.exe
Token: SeCreatePermanentPrivilege	4624	msiexec.exe
Token: SeBackupPrivilege	4624	msiexec.exe
Token: SeRestorePrivilege	4624	msiexec.exe
Token: SeShutdownPrivilege	4624	msiexec.exe
Token: SeDebugPrivilege	4624	msiexec.exe
Token: SeAuditPrivilege	4624	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4624	msiexec.exe
Token: SeChangeNotifyPrivilege	4624	msiexec.exe
Token: SeRemoteShutdownPrivilege	4624	msiexec.exe
Token: SeUndockPrivilege	4624	msiexec.exe
Token: SeSyncAgentPrivilege	4624	msiexec.exe
Token: SeEnableDelegationPrivilege	4624	msiexec.exe
Token: SeManageVolumePrivilege	4624	msiexec.exe
Token: SeImpersonatePrivilege	4624	msiexec.exe
Token: SeCreateGlobalPrivilege	4624	msiexec.exe
Token: SeCreateTokenPrivilege	4624	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4624	msiexec.exe
Token: SeLockMemoryPrivilege	4624	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4624	msiexec.exe
Token: SeMachineAccountPrivilege	4624	msiexec.exe
Token: SeTcbPrivilege	4624	msiexec.exe
Token: SeSecurityPrivilege	4624	msiexec.exe
Token: SeTakeOwnershipPrivilege	4624	msiexec.exe
Token: SeLoadDriverPrivilege	4624	msiexec.exe
Token: SeSystemProfilePrivilege	4624	msiexec.exe
Token: SeSystemtimePrivilege	4624	msiexec.exe
Token: SeProfSingleProcessPrivilege	4624	msiexec.exe
Token: SeIncBasePriorityPrivilege	4624	msiexec.exe
Token: SeCreatePagefilePrivilege	4624	msiexec.exe
Token: SeCreatePermanentPrivilege	4624	msiexec.exe
Token: SeBackupPrivilege	4624	msiexec.exe
Token: SeRestorePrivilege	4624	msiexec.exe
Token: SeShutdownPrivilege	4624	msiexec.exe
Token: SeDebugPrivilege	4624	msiexec.exe
Token: SeAuditPrivilege	4624	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4624	msiexec.exe
Token: SeChangeNotifyPrivilege	4624	msiexec.exe
Token: SeRemoteShutdownPrivilege	4624	msiexec.exe
Token: SeUndockPrivilege	4624	msiexec.exe
Token: SeSyncAgentPrivilege	4624	msiexec.exe
Token: SeEnableDelegationPrivilege	4624	msiexec.exe
Token: SeManageVolumePrivilege	4624	msiexec.exe
Token: SeImpersonatePrivilege	4624	msiexec.exe
Token: SeCreateGlobalPrivilege	4624	msiexec.exe
Token: SeCreateTokenPrivilege	4624	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4624	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4624	msiexec.exe
4624	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 4624	5052	ScreenConnect.ClientSetup.exe	89
PID 3264 wrote to memory of 4780	3264	msiexec.exe	93
PID 4780 wrote to memory of 4444	4780	MsiExec.exe	94
PID 4780 wrote to memory of 4996	4780	MsiExec.exe	97
PID 4780 wrote to memory of 688	4780	MsiExec.exe	100
PID 3264 wrote to memory of 4872	3264	msiexec.exe	112
PID 3264 wrote to memory of 768	3264	msiexec.exe	114

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe
"C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5052
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.6.9747\8c23ae252c7cd4da\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"
  2⤵
  - Badlisted process makes network request
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:4624

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 496F96E69C2E83F387BF9C59388E1809 C
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4780
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240705312 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4444
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIE154.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240705890 8 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
    3⤵
    - Badlisted process makes network request
    - Loads dropped DLL
    - Reads the TCP/IP host and domain name from the registry
    - System Location Discovery: System Language Discovery
    PID:4996
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIE888.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240707750 15 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:688
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  PID:4872
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 415D9B89F01633E773306E086EFA58A5
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:768

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
PID:2080

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

e591e0e.rbs

Path C:\Config.Msi\e591e0e.rbs
Size 10KB
SHA256 0605722ad124c5b83bc583c50e08251fc7c6cf676349f5084ed0313e274a22aa
MD5 0551b29733882298cd47be9a9a30f8df
SHA1 3b7c16efd0435a774f23cbf65e4bafefb3b034cb
SHA512 3f72227f731b2f901b061644c8f6e7a8ccca4fba7744196191f154d5fb5a4d6812ed1c55046a41d847461e0a9e2a6a1e86c4b00da1c30afcc9ac65da90b5fe91
SSDEEP 192:7rv4NxU8yz8MqebofYReIqfYRetoKBn6ZpLxs:7rANxU8yz8MqfYRgfYR8Mxs
TLSH
T136222084BB0192D1F9462F3BDB076B5437729FB85710620F65CC6039AB627896F7C0EA
MD5 SHA1 SHA512 SSDEEP TLSH

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8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111
Size 727B
SHA256 ae1526a214c99736d149b0b720cd0f3962142c6d5d3f085396afd0a901fc71cb
MD5 14e0ab038228a799986a55b9204ae02b
SHA1 c5864440d368b7562c0b1617f7a5c34057f07821
SHA512 a944c7302ac6c2d2ab3a9fdba5756fb364754bc9fe8721db68f8ad9715ea101f201b2779133ab6d770dd6cab15640cf16bcc1c6ad87af393d77a9a386c01dc36
TLSH
T128014901D97DF20CFF024998797447707BD9A016B7C591A522FD4758AF45F63DC03240
MD5 SHA1 SHA512 TLSH

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C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
Size 727B
SHA256 307db0fb56225eedd300dafb363d7b91db4e02c6c5d308c0b36c7bcb06d67d90
MD5 a945b09f6acdc44d1ea34f30071119d7
SHA1 32b494f5767b7a00ae716f5b62889f8fcd05e4da
SHA512 bb37807220b24bdd5200664b69c4f9bd808e9879d3dd65e309c43dd9ba3856d0a315088e56c8179d069f14008abf6148ce10ad24ed25fa57ce148d59135d2f22
TLSH
T1FE0115430962BF007D514C46B7ADD9F472B1018E10C007B3B679104656DA2F6A6404B9
MD5 SHA1 SHA512 TLSH

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8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111
Size 404B
SHA256 ba5ab754a084480e4b0d74931f0d599004655ddf86ad909ea6ef02c727c62e92
MD5 1f7c54409f4de1fb5520456f5bfbf6b0
SHA1 143546fa29c8038ea977fd3a3755b874eb5ea467
SHA512 00f6f7c89e85a113a1defde587f7a32116cb7c2fe0d1005bc46d2bfec260c10b7c8f8f3fb7703540786ef9499bd25f0d6a87bc3ab46a503e50ecc38134186622
TLSH
T136E0C03037F9855CF1E1E43547FA5D1358CCF10F0144C2A9264012019F19B008CA2624
MD5 SHA1 SHA512 TLSH

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C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
Size 412B
SHA256 af67c8f37e41b3c144431449e7d0658034fc0aad9cfe5d04a8434db49aab44bf
MD5 b1c552fe2f066008230e662db08b8d95
SHA1 049626e2ab2f717f210ca9edb3c3bf7b69deff3b
SHA512 8a83e07c034b94abe54d8ea680c7d8d16612b746cda819efe645548a72e890712644642b99ae4c0e392438531972cac2f6a828cb030051d300c855bc601ea67b
TLSH
T17CE0682823EB610EF050993482FAB0711D49E6091400837916800308AB0EF009C219F4
MD5 SHA1 SHA512 TLSH

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rundll32.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\rundll32.exe.log
Size 746B
SHA256 ddebb6b1094dbef9e96754a74ebd4761d857864c9bd0b5f20a97259a6d7c8fe0
MD5 768929616b943159a05e24024951fa13
SHA1 56bbd9a00695ab7aa25180fe31dff0c254aa9df3
SHA512 f078e880106f93eb86cf66f77e9425fc3cfb82aaf7c7a354b9d55bb8a6a0d87b4326289f2ab6861dad6122f1fcc560125b813b366f84184ee71ac54078ccbbb5
TLSH
T10F017B703322F5D589032F430C5D6A9507FF0769A664FE1CB96E225ED82A1276B322E3
MD5 SHA1 SHA512 TLSH

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MSIDDE8.tmp

Path C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp
Size 1.9MB
SHA256 1dabfa60015c186a4315f16d46d9e53435dc259c52843e73dac0d04be92f9a84
MD5 efa3cd7e5bdd04fe37a130e51fdf950c
SHA1 bce97de0f0a7c985c3a29db0b7dfe734470a6d0c
SHA512 04a3f21ffd6e01c1b215d7378527d2d51b9c76faa8960e32da3bf06bf54aafa71dbf607745d77f2c9f198355d7d9c05806f7d8fe09d6bdbf60dccc1dc88d75e6
SSDEEP 49152:CGItINWG7/6NfA3BF5h/rvK7e4devyryUpEHLM:CGUQHUI3rK7eyevZUpEHI
TLSH
T18995236037FD9574D6E63B312AA889A412FFB0317674C38866841AAD0FF1F85DB60367
MD5 SHA1 SHA512 SSDEEP TLSH

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Microsoft.Deployment.WindowsInstaller.dll

Path C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp-\Microsoft.Deployment.WindowsInstaller.dll
Size 172KB
SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
MD5 5ef88919012e4a3d8a1e2955dc8c8d81
SHA1 c0cfb830b8f1d990e3836e0bcc786e7972c9ed62
SHA512 4544565b7d69761f9b4532cc85e7c654e591b2264eb8da28e60a058151030b53a99d1b2833f11bfc8acc837eecc44a7d0dbd8bc7af97fc0e0f4938c43f9c2684
SSDEEP 3072:FkfZS7FUguxN+77b1W5GR69UgoCaf8TpCnfKlRUjW01Ky4:x+c7b1W4R6joxfQE
TLSH
T14E045B2563FC473ECAEF87B4E2624251E7B2E2E97113DB0DDC8541AA2522780F792753
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.Core.dll

Path C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp-\ScreenConnect.Core.dll
Size 1.3MB
SHA256 e5fd82d18c2dcaadbfc4b72b56573e819cc3e8ee6406f2edb982cc073dc607bb
MD5 9e220b9cd7ecb714c101c2b07a039b8a
SHA1 23aee367b77a5da5ff356df0f998deec625d25d6
SHA512 73ac4fe50fbbf1ce8dd6907161ce0f17fdb13af8de773a1999e9768312f63223683badc0542fb5f68113367f617aa8552de95f6b812adf7898edacf68feaa824
SSDEEP 24576:OpIxpRkVYVdqvM2Dj5AmhstUJQf72OmswiC6EHspN6TSZsyPX3U:qIxpW9j5bhUp2sEH4HPnU
TLSH
T125558E4ABFC6AB17CD7D0633586163005BB0D0909AA7D71F39B8A73D5D863D82E881ED
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.InstallerActions.dll

Path C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp-\ScreenConnect.InstallerActions.dll
Size 24KB
SHA256 cf8505204b1458dac9cb3002fd5bbd5fac43c5b4702aa0153fb4b9a2cfcf954a
MD5 c060e1dcf5402d3bda57c00fa2fd56fb
SHA1 45b319fe4fdb0d546368487c758ac4a0c60737c5
SHA512 4941965012aa81ac02c1bc161d6e3f4aad195a8bc47094afdd192252478eb530bba744ab4f8d615fcb867fe1a8bc91623dfb1ad70491d83e2ff05aaa25dfe5a4
SSDEEP 384:cSazzV1VTsaS8hQlLkmoAAV7NaNeirM0dbMsFkjvZBN20dN5:hazC9AVMcLv/d
TLSH
T126B2E720674CE27AF9EA1634B563FBB011B3BDB3CCE9DA8565A420153D253E04FB5B06
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.Windows.dll

Path C:\Users\Admin\AppData\Local\Temp\MSIDDE8.tmp-\ScreenConnect.Windows.dll
Size 1.8MB
SHA256 ed1b4eb6c24c85392f692bf5863d9ccb76575051bb605360961b9d7624a371c6
MD5 58aa4d11a9e686a21fcd5cf8f29141bb
SHA1 20710c94635ff8184ab7779aeb572d73dd39bc2a
SHA512 801b4ddd92ca2071e3f21c3bbdfadc8a5e2bf01a0428cda3b656cefe4f854b4d5618e2c060e5a90e2985febb404cbc8adf5b4e56c377f5b31407c9f47d2e09f0
SSDEEP 24576:n5wRfUFj+Ifz3zvnXj/zXzvAAkGz8mvgt379S+2bfR+RfmTk1krT1iH4SqfKPTsF:nsUJkGYYZTk+T1iH7efPDp
TLSH
T1AB95AD45F6C365F6D42F047888BE632AB6743C040315CAFB97D4AA3A6D33BC09A36795
MD5 SHA1 SHA512 SSDEEP TLSH

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CustomAction.config

Path C:\Users\Admin\AppData\Local\Temp\MSIE154.tmp-\CustomAction.config
Size 234B
SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
MD5 6f52ebea639fd7cefca18d9e5272463e
SHA1 b5e8387c2eb20dd37df8f4a3b9b0e875fa5415e3
SHA512 b5960066430ed40383d39365eadb3688cadadfeca382404924024c908e32c670afabd37ab41ff9e6ac97491a5eb8b55367d7199002bf8569cf545434ab2f271a
TLSH
T18CD0A70405D0FD1B5E231A2337524559FF34B1E290A44408B06F3A130A220CD4757317
MD5 SHA1 SHA512 TLSH

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ScreenConnect.WindowsInstaller.dll

Path C:\Users\Admin\AppData\Local\Temp\MSIE154.tmp-\ScreenConnect.WindowsInstaller.dll
Size 390KB
SHA256 c469358d585fa9f1637a02d194e162e454d90b8dc7e4939f88b36e09b04a7a96
MD5 36c8faf3c581775494a6da38ef9dd60e
SHA1 2f3d1a846ca64c1bd920af00a77dee6e40aed4ec
SHA512 0574311206d6aa6d0366fa1279e2f1bc0efacafbf6730b60410d038db7d8f36f82ad797f15896a03ad3cbe33645ea57343acef9e2d00880d6a1f67c63b7c0c65
SSDEEP 6144:zvB99Oa9QoYB9au52um2kJ1BqJW71/DSirthZcyqzYWHOU5J/vz5v6qG:v9ZGo09p5fi1B/ReotAb7/vp
TLSH
T1C7849D2CBF5EB716EA1E0B73C065B200A7F0A0E3599BC35F6D85257D6C04BD42BA52C6
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.ClientSetup.msi

Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.6.9747\8c23ae252c7cd4da\ScreenConnect.ClientSetup.msi
Size 16.2MB
SHA256 49285185f67693c54e12d1e27563a20c69100d477eb886793d35ab4d3539dfa3
MD5 d107b01262e9aeaccd795a9e9b76e069
SHA1 61424f3ffb021a42f2ca6e99528e3776bb617166
SHA512 807757cb4abb3dd0dc7a45c3963139f21c37bfeb3c92b0646c964bd90449a2d87782decba856152d509dc894c66a526c6e8a6c15d983bab81bb55f5f2a911064
SSDEEP 393216:z6ohU+8bjJ84Qq9ySZ8E46ohU+8bjJ8P6ohU+8bjJ8y6ohU+8bjJ8:moh0bj19ySZzPoh0bjroh0bjSoh0bj
TLSH
T1060733211BF8C855EAB30B75FA7B86B44637BC51A912D05F13A03E1D1932E819EA3377
MD5 SHA1 SHA512 SSDEEP TLSH

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MSI1FB4.tmp

Path C:\Windows\Installer\MSI1FB4.tmp
Size 202KB
SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
MD5 ba84dd4e0c1408828ccc1de09f585eda
SHA1 e8e10065d479f8f591b9885ea8487bc673301298
SHA512 7a38418f6ee8dbc66fab2cd5ad8e033e761912efc465daa484858d451da4b8576079fe90fd3b6640410edc8b3cac31c57719898134f246f4000d60a252d88290
SSDEEP 3072:X9LUHM7ptZ8UKOGw5vMWSuRy1YaDJkflQn3H+QDO/6Q+cxbr0qMG:XuH2aCGw1ST1wQLdqv
TLSH
T129147C326494803EE7F91A36D93E9A61AE7DF6241760C99EC3848C0E5D604D06BF7B27
MD5 SHA1 SHA512 SSDEEP TLSH

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metadata-2

Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
Size 24.1MB
SHA256 8e437d0919e13f77070902cd112329d5e199c78ee1121d109d89c244ce1f3ced
MD5 cf3ab357df96ad0acf4fb913f9efe30e
SHA1 f12ed39e5b6667665f50e19dd09c1dd783855a47
SHA512 f42cd1c0df62b819701da7e5758db167d51899e9764b5532cce9d4bf63c8c03391e020567a9a52357079f7ecc833803cbfa83838c2a661c98cadf85083274f29
SSDEEP 24576:wu8m+1z8doO/vvTLr2GejWKyXfkzOFGyqQGNE5H1eUqH+BvbYPlfegthj:r
TLSH
T18347B52437FD2210E7F7AE3CA8F06A2349397D579C15DE8D45411B4E0922BB1E872F6A
MD5 SHA1 SHA512 SSDEEP TLSH

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{b8973c55-a1e2-4724-96b8-4d86ee02a6d5}_OnDiskSnapshotProp

Path \??\Volume{9f840213-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b8973c55-a1e2-4724-96b8-4d86ee02a6d5}_OnDiskSnapshotProp
Size 6KB
SHA256 0377389f67bef17679da231e6c2bf46a63df0d1c49ae18b2d001c93d4c5cfd9c
MD5 763729a77b485074868880f64c45adbc
SHA1 10f5a74dd3d904aaff9c2cea7373b42cf4c6b5ff
SHA512 026ee9b8368e1b8f5609ad17635a3678ed94b7de4f7db1e4f3c4316e242eb52020300fdc1429723129917462773e4b6aabba58a541f3c89205bfa4a58a6538e2
SSDEEP 96:FXNFjkiTvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:VNxfb++ZVm
TLSH
T1FDD178085AF54711E2B3AB7228F14557A877B911EF33CB8E0298238E6620910F935F6F
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4444-39-0x0000000002810000-0x000000000283E000-memory.dmp

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memory/4444-51-0x00000000050C0000-0x00000000052A0000-memory.dmp

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memory/4444-47-0x0000000004D80000-0x0000000004EDA000-memory.dmp

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memory/4444-43-0x0000000002850000-0x000000000285C000-memory.dmp

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memory/4996-83-0x0000000004C80000-0x0000000004CE8000-memory.dmp

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memory/5052-0-0x0000000002B40000-0x0000000002B50000-memory.dmp

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memory/5052-5-0x0000000006CC0000-0x0000000006D28000-memory.dmp

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memory/5052-4-0x0000000006B40000-0x0000000006C9A000-memory.dmp

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memory/5052-3-0x0000000004520000-0x000000000452C000-memory.dmp

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memory/5052-2-0x0000000002B40000-0x0000000002B50000-memory.dmp

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memory/5052-6-0x0000000002B40000-0x0000000002B50000-memory.dmp

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memory/5052-1-0x0000000004500000-0x0000000004508000-memory.dmp

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memory/5052-7-0x0000000006D40000-0x0000000006F20000-memory.dmp

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memory/5052-8-0x00000000074E0000-0x0000000007A84000-memory.dmp

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