0a188551a75ad2e00cee41029a1bd71bb2fef3870e96c4cba884673dabbeaf89

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/08/2026, 06:20

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General

Target
ScreenConnect.ClientSetup.exe
Size 14.3MB
Sample260810-g3wsbasflg
SHA256 0a188551a75ad2e00cee41029a1bd71bb2fef3870e96c4cba884673dabbeaf89
MD5 d804c5d8337f0587da2fe54b9b9aa49b
SHA1 54143d486a6166efbdcb58072233e549a4198871
SHA512 253d2774654e72a149388140056a5108ba03e5b5cfa7651fc8a396f71a6c0acafe404d505c98446ac938cff61e24a371086f00bd7791ed82718a1eef76bfc8fd
SSDEEP 393216:U2xiFxbwpamCn2xiFxbwpaE2xiFxbwpas2xiFxbwpan2xiFxbwpaS:/UFxMpLC2UFxMpEUFxMp8UFxMprUFxMN
TLSH
T18EE61211B3D6A5B6E0BF0639D87982A55675BD058B22C6EF53D4B9282D33BC08E31373
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery ransomware

Malware Config

Signatures

Badlisted process makes network request 6 IoCs

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

flow	pid	Process
6	3740	msiexec.exe
8	3740	msiexec.exe
14	3740	msiexec.exe
15	3740	msiexec.exe
17	2896	rundll32.exe
27	2896	rundll32.exe

Enumerates connected drives 3 TTPs 46 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)	\??\V:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\X:	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-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation	ScreenConnect.ClientSetup.exe

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.Client.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.Core.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.Windows.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\app.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsBackstageShell.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsFileManager.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsFileManager.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.ClientService.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsClient.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.ClientService.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\system.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsBackstageShell.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\ScreenConnect.WindowsClient.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\Client.en-US.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (bbe1694f4393c6ac)\Client.resources	msiexec.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\SourceHash{25E18EF1-EBDB-071E-5A3F-5B66A97203CE}	msiexec.exe
File created	C:\Windows\Installer\e5907f7.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\{25E18EF1-EBDB-071E-5A3F-5B66A97203CE}\DefaultIcon	msiexec.exe
File created	C:\Windows\Installer\e5907f5.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e5907f5.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI9CA.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI9FA.tmp	msiexec.exe
File created	C:\Windows\Installer\{25E18EF1-EBDB-071E-5A3F-5B66A97203CE}\DefaultIcon	msiexec.exe

Loads dropped DLL 31 IoCs

pid	Process
4076	MsiExec.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4716	rundll32.exe
4076	MsiExec.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
2896	rundll32.exe
4076	MsiExec.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
4684	rundll32.exe
2800	MsiExec.exe

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

System Information Discovery
T1082

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	ScreenConnect.ClientSetup.exe
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

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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
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

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\shell\open	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\AdvertiseFlags = "388"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\InstanceType = "0"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.5.3.9691\\bbe1694f4393c6ac\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\ProductIcon = "C:\\Windows\\Installer\\{25E18EF1-EBDB-071E-5A3F-5B66A97203CE}\\DefaultIcon"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\PackageName = "ScreenConnect.ClientSetup.msi"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\3E6D1B3DCEA39FBCBB1E96F434396CCA	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\UseOriginalUrlEncoding = "1"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\shell\open\command	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1FE81E52BDBEE170A5F3B5669A2730EC	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1FE81E52BDBEE170A5F3B5669A2730EC\Full	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.5.3.9691\\bbe1694f4393c6ac\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\URL Protocol	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\PackageCode = "1FE81E52BDBEE170A5F3B5669A2730EC"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\Assignment = "1"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\DeploymentFlags = "3"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\3E6D1B3DCEA39FBCBB1E96F434396CCA\1FE81E52BDBEE170A5F3B5669A2730EC	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\ProductName = "ScreenConnect Client (bbe1694f4393c6ac)"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\Language = "1033"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\Net	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\SourceList\Media\1 = ";"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\Clients = 3a0000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-bbe1694f4393c6ac	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-bbe1694f4393c6ac\shell\open\command	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\shell	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-bbe1694f4393c6ac\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (bbe1694f4393c6ac)\\ScreenConnect.WindowsClient.exe\" \"%1\""	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1FE81E52BDBEE170A5F3B5669A2730EC\Version = "436535299"	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4692	msiexec.exe
4692	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	ScreenConnect.ClientSetup.exe
Token: SeShutdownPrivilege	3740	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3740	msiexec.exe
Token: SeSecurityPrivilege	4692	msiexec.exe
Token: SeCreateTokenPrivilege	3740	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3740	msiexec.exe
Token: SeLockMemoryPrivilege	3740	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3740	msiexec.exe
Token: SeMachineAccountPrivilege	3740	msiexec.exe
Token: SeTcbPrivilege	3740	msiexec.exe
Token: SeSecurityPrivilege	3740	msiexec.exe
Token: SeTakeOwnershipPrivilege	3740	msiexec.exe
Token: SeLoadDriverPrivilege	3740	msiexec.exe
Token: SeSystemProfilePrivilege	3740	msiexec.exe
Token: SeSystemtimePrivilege	3740	msiexec.exe
Token: SeProfSingleProcessPrivilege	3740	msiexec.exe
Token: SeIncBasePriorityPrivilege	3740	msiexec.exe
Token: SeCreatePagefilePrivilege	3740	msiexec.exe
Token: SeCreatePermanentPrivilege	3740	msiexec.exe
Token: SeBackupPrivilege	3740	msiexec.exe
Token: SeRestorePrivilege	3740	msiexec.exe
Token: SeShutdownPrivilege	3740	msiexec.exe
Token: SeDebugPrivilege	3740	msiexec.exe
Token: SeAuditPrivilege	3740	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3740	msiexec.exe
Token: SeChangeNotifyPrivilege	3740	msiexec.exe
Token: SeRemoteShutdownPrivilege	3740	msiexec.exe
Token: SeUndockPrivilege	3740	msiexec.exe
Token: SeSyncAgentPrivilege	3740	msiexec.exe
Token: SeEnableDelegationPrivilege	3740	msiexec.exe
Token: SeManageVolumePrivilege	3740	msiexec.exe
Token: SeImpersonatePrivilege	3740	msiexec.exe
Token: SeCreateGlobalPrivilege	3740	msiexec.exe
Token: SeCreateTokenPrivilege	3740	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3740	msiexec.exe
Token: SeLockMemoryPrivilege	3740	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3740	msiexec.exe
Token: SeMachineAccountPrivilege	3740	msiexec.exe
Token: SeTcbPrivilege	3740	msiexec.exe
Token: SeSecurityPrivilege	3740	msiexec.exe
Token: SeTakeOwnershipPrivilege	3740	msiexec.exe
Token: SeLoadDriverPrivilege	3740	msiexec.exe
Token: SeSystemProfilePrivilege	3740	msiexec.exe
Token: SeSystemtimePrivilege	3740	msiexec.exe
Token: SeProfSingleProcessPrivilege	3740	msiexec.exe
Token: SeIncBasePriorityPrivilege	3740	msiexec.exe
Token: SeCreatePagefilePrivilege	3740	msiexec.exe
Token: SeCreatePermanentPrivilege	3740	msiexec.exe
Token: SeBackupPrivilege	3740	msiexec.exe
Token: SeRestorePrivilege	3740	msiexec.exe
Token: SeShutdownPrivilege	3740	msiexec.exe
Token: SeDebugPrivilege	3740	msiexec.exe
Token: SeAuditPrivilege	3740	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3740	msiexec.exe
Token: SeChangeNotifyPrivilege	3740	msiexec.exe
Token: SeRemoteShutdownPrivilege	3740	msiexec.exe
Token: SeUndockPrivilege	3740	msiexec.exe
Token: SeSyncAgentPrivilege	3740	msiexec.exe
Token: SeEnableDelegationPrivilege	3740	msiexec.exe
Token: SeManageVolumePrivilege	3740	msiexec.exe
Token: SeImpersonatePrivilege	3740	msiexec.exe
Token: SeCreateGlobalPrivilege	3740	msiexec.exe
Token: SeCreateTokenPrivilege	3740	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3740	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3740	msiexec.exe
3740	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 3740	2544	ScreenConnect.ClientSetup.exe	84
PID 4692 wrote to memory of 4076	4692	msiexec.exe	94
PID 4076 wrote to memory of 4716	4076	MsiExec.exe	95
PID 4076 wrote to memory of 2896	4076	MsiExec.exe	96
PID 4076 wrote to memory of 4684	4076	MsiExec.exe	98
PID 4692 wrote to memory of 1284	4692	msiexec.exe	102
PID 4692 wrote to memory of 2800	4692	msiexec.exe	104

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:2544
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.5.3.9691\bbe1694f4393c6ac\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:3740

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:4692
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 7DE2BBE137D179747710550DD64F68DC C
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4076
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI5BF6.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240671859 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4716
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI603D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240672843 8 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
    3⤵
    - Badlisted process makes network request
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2896
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIB870.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240695421 15 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4684
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  PID:1284
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 6F145BBCB4F4D2798D89B38CACEB8793
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2800

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
PID:4500

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

e5907f6.rbs

Path C:\Config.Msi\e5907f6.rbs
Size 10KB
SHA256 37f4a02c1743320dd35ba11cba33f3c53c833a7d906290486a1228d7c6d8c4e6
MD5 3153a36a6c4ab6882eb015916a41cf8a
SHA1 fdc91bb5b60dcea75f65965e5303d5544a36280e
SHA512 566b80eae7a3f47b22352f8463b3dc708d67e78299a9b37ecdcc78be396d29af4fdf937f95900061757299b17a0243916324e4d9d5bdfa4a746857195dacd4e8
SSDEEP 192:x+luvqetkY8Yy7YpEAeK8rOELeIjELewx0O3EjNInPMFxgFPQppxKNsNgN4NeNXI:x+luvqetkY8Yy7YpESELRELz7uZ
TLSH
T10522FD41374191E2F6522A76CB132F143B72AEE56242224F88CEA53D8E137DD5B3C2DB
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 c34d3d4c458dfa8e8d6c0b4bdf0ec4a5a9363987ff814d51a21562824a7f443b
MD5 a759ab502bf5c429c1f655002e16d20a
SHA1 b9a05bfe0400d6dc87e3a9033c5a9e0219b59727
SHA512 2a34cecdda559431797e71c23efd293fcdd8a6aeee964a5502b8f6748236e006db4950d86c74190a1997b8656d3f7993c4d982afe22e8c72d7f7399032b70ffe
TLSH
T135016502AB2E07C149228AE2CF795F243295C215B7BD011B685A00DCB1143316E5ED21
MD5 SHA1 SHA512 TLSH

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BA74182F76F15A9CF514DEF352303C95

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\BA74182F76F15A9CF514DEF352303C95
Size 737B
SHA256 69cc6f68cdd946a740d7937f9c2974d4a92a4b4e5cf49a13303bea12475ca92e
MD5 49ed7cf50c223c8e033f15d6d4992cb5
SHA1 eea858b105690bfe7ef00eacd42ec482b2d99c98
SHA512 442be31dd98109a80566151df2b07a3380c64487e129150a8922ae7489a37d3f9ad694ef3180a5b15df4deeb4c3b01b29bf3831c7f70c488e0cf1395e327c81b
TLSH
T1E40165313D4918841A926EA13344CD31B8B253800B01C07DCBF8C17316A6798929F9FD
MD5 SHA1 SHA512 TLSH

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8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111
Size 404B
SHA256 77b20361ffb2cf11a2f2c1b0a966452feee79edecbe2d2100e041863684dfbea
MD5 9e2ee3c54241a3c536ab1cf0a65e5efd
SHA1 d0a7883c3ef4e0d726812fd463da84d9acb29c52
SHA512 d3ae4795d78615d90be06e7dbc0720dc40f30650b00703beca825cba0ef62123db9f0cdb6dbfc295f3dde332c64373287fba5d6dcd22d164a3fe5c9f9770c31b
TLSH
T155E0283031F5486CF4F0EC3483F55C134C4EF11A0584C2791EC143096B0A700DCB112C
MD5 SHA1 SHA512 TLSH

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BA74182F76F15A9CF514DEF352303C95

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\BA74182F76F15A9CF514DEF352303C95
Size 248B
SHA256 19dbb19752a752f0632b1d2a478081a7a57cbe7c4135eea1ed563ab7717fb635
MD5 711b8662d82449fe443b8a1b29296b69
SHA1 45869a1290dd5c0b32ba80fe9d8e457d74454459
SHA512 ba7a17af377bdde379209c63b69a0911d77b8edbe1e6ad0f075b888541685d6dc64cb64508d521de94982561a388bcc68741c2346685692bec0458dee5bb05be
TLSH
T188D0A960A7E64303F295223A2AB08A836620BA16A502CF080BB0164E4828F024C31A1B
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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MSI5BF6.tmp

Path C:\Users\Admin\AppData\Local\Temp\MSI5BF6.tmp
Size 1.1MB
SHA256 de867af8055f81b7691f12175deb4c4e7f3bf97130e51761ed02182b0496e16f
MD5 9d80e2156021752a97d9235737b2be48
SHA1 8767acf50f641589d0002902e2b1e1905f9a451a
SHA512 eaa64b6b51ad1b1f6bfd54747bdcf4cfcebba426cb067670d7a354cc140991a9b5af62f77622a2b11e75bbd609cb34283f5b2121f6c7792505fb47138a6674af
SSDEEP 24576:RUUGGA+cVsmmpjGDlajmMdwKQM37nz/ofVg2z1U/0i0FeNQVEh2:iGA+cVsmymlmndHZ3jzgfVg2Je0rNyc
TLSH
T167352320B2E59035E5AA2A716D3993A06DBD797169B4C1CD37CA427E4EF0F82F530363
MD5 SHA1 SHA512 SSDEEP TLSH

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Microsoft.Deployment.WindowsInstaller.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5BF6.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\MSI5BF6.tmp-\ScreenConnect.Core.dll
Size 569KB
SHA256 e92d94613443befebb55b08f80d10a2fdbfc58233e8dc95cfb4466fde12964f7
MD5 cba9b2f6ef85937971599bb0cf0266db
SHA1 d60bc37f7290cff778a6a949203b39582aade582
SHA512 1f9b4b5aa827954b813312f94f59998297a52d6b4bca565838760754e4f39fd48627c00f9d0a804b5c10ec82359cac7e68675353757f156e594c70bd82c123c3
SSDEEP 6144:j3IGbCeeMkZBRqj1xcvWlEfu37PtJp71A/J7ysZVFeEjIfR9BwnNXJyS/chwDTaM:DpbCeMmxnFrtyFQEq+NXJyLA
TLSH
T12EC46D1273D8B767C5BE1B7BE0B061144270E40A7CBBE79B1994F4A9ACA73854E413B3
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.InstallerActions.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5BF6.tmp-\ScreenConnect.InstallerActions.dll
Size 24KB
SHA256 d827d3575ca29f8a40ea5379c7df2b315fc72cbd93451de94e199740594b51bb
MD5 2181e7bb9c5d9f01130b71ce995be3ed
SHA1 1dc41ecd120ce26a5fe95132ee0549d446c8dfdf
SHA512 1eb9f83e713f847ef6658f155aa9addc8b611244adbf2befaaf73cb83c3dd52f685cc18331cdf9948667215ef95c4ee32a12478139922b053e04b08332d31832
SSDEEP 384:6gazzV1VTsaS8hQlLkmoAUV7NaNeirM0dbMsFkjvZBo20kRF:tazC9UVMcLvgU
TLSH
T1C6B2D720678DE17AF9EA1634B563FBB011B3BDB3CCE9DA8525A420153D253E04FB5B06
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.Windows.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5BF6.tmp-\ScreenConnect.Windows.dll
Size 1.7MB
SHA256 320b89343e896a8d2ebf537861d800a9aca88245cc3b5616bb5bea5cc6797fbb
MD5 3f7e109c4ac473ac1db7be8dae02eeda
SHA1 45eff8a6d123768dff98f69f5c7e1df101d4e383
SHA512 82225b7e709318e19dde2d85ae70b3dedf7518d46db146d23b1f22162c2a74253b0128857ed10626a3bab730134041515a80103e092af8d818410af7b1738a36
SSDEEP 24576:UBjf54NHFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPo:I4NHJkGYYpT0+TFiH7efP
TLSH
T17485AD41E2C364F5D46B047888BF972ABA743C040365CAFB97D4AE366D33BC09A36756
MD5 SHA1 SHA512 SSDEEP TLSH

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CustomAction.config

Path C:\Users\Admin\AppData\Local\Temp\MSI603D.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\MSI603D.tmp-\ScreenConnect.WindowsInstaller.dll
Size 137KB
SHA256 dbf379b93127345a83282380aee634d0b70ec731acfeea76617c76e76fdc764f
MD5 da6df22c282c0395721fa0340263ddd5
SHA1 768cdee6b95f34e85af5abe53f227ec5fab40351
SHA512 cfa596e52982565483ce9f01997cd54852eca1428ed4b9296ece0e3dbaef36568b880f1ce4fb284a75113f274b8b5217be50deca2a942edcd012ac922a722a24
SSDEEP 1536:w6PudmhTuM6szFfJ49H/8P43rO6A16dTKjkvDutUVfh5U3KiQtlJgWq8qo0yn:lPudRM6oT4bXmk1VfjgDnK
TLSH
T1A1D3393463AC9A37E6EF5AB9E431B1440BF2B527B4E3F78D694864F81C127914B20367
MD5 SHA1 SHA512 SSDEEP TLSH

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ScreenConnect.ClientSetup.msi

Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.5.3.9691\bbe1694f4393c6ac\ScreenConnect.ClientSetup.msi
Size 11.8MB
SHA256 d56d9a9f1602efe621ef321c08d5d894182bcde2cbd7df687d220c3bfd38e108
MD5 b386a66726699e02c865f4b8ddd1d03f
SHA1 c43f93a0002932f50906085db12de06a5b794ac9
SHA512 8ab6392f1d9e079edb3165b972a61ae68d85144e99857f7ff243b52ce8626ffdb50831620fbe1ae218d20342ef9b2b8aebb082a1fae77e73722bf1a2188f573d
SSDEEP 196608:WgHxiFSsYwwSA/OdB+g4xzeeigHxiFSsYwwSA/OdB+LgHxiFSsYwwSA/OdB+bgHJ:W2xiFxbwpamCn2xiFxbwpaE2xiFxbwpx
TLSH
T19BC6236063E58466F1B60A3EEE3586E4597A7E25DE12C08F63E4391C5E32F50CA72373
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

MSI9FA.tmp

Path C:\Windows\Installer\MSI9FA.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 34d9e0fbfb58726897e25eb0c0118d457ff8cd75b55161817994bbbe8072a8e5
MD5 c6f4c6a95782b45af7c0ceb6fa2649b8
SHA1 b25a4314ecd99cb33d5cb00e9d34ba391b9b2f25
SHA512 6356e68135aca4b429bbd7499e989ce1b8a18119669928423a0d3c4dd48627c536cd0165b69233efaccd6d3a64ab7ebe5250b8cb307ee36edee085f5f8c46236
SSDEEP 24576:6u8m+1z0doO/vvTL7WBeU26FA4kDJFhitHmNjegl5Uqwe2YMYvlYpXqhU:p
TLSH
T16547D22432F92510E7F39E3CA8F1AA2389397D579C199E8D05411F4E0961FB1E872F6B
MD5 SHA1 SHA512 SSDEEP TLSH

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{dbf4795c-6da5-4e4e-bf43-1882323227f7}_OnDiskSnapshotProp

Path \??\Volume{fef0c820-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{dbf4795c-6da5-4e4e-bf43-1882323227f7}_OnDiskSnapshotProp
Size 6KB
SHA256 784f28d369ff823f17172b3e80e7cece90b6ac8196cc22a61971d0ff0a88f5ce
MD5 1659e9550bf8282efec319d512414a3b
SHA1 d329d4a3ff7294e1acd92bdf3597f7ea3a8398d0
SHA512 05906a9a870ed51044cdbfcd17c3448b140bd6762cf02c72cf481ee638ffba587d03e562d525aa799190923818786a3b33176ede82608bb3cdfc0bef05a342bc
SSDEEP 96:F6vMelSvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:U0b++ZVm
TLSH
T103D178085AF54711E2B3AB7128F14557A877B911EF33CB8E0298238E6670A10F975F6B
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2544-7-0x0000000006610000-0x0000000006BB4000-memory.dmp

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memory/2544-4-0x0000000005DC0000-0x0000000005E54000-memory.dmp

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memory/2544-1-0x00000000037E0000-0x00000000037E8000-memory.dmp

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memory/2544-2-0x0000000005E60000-0x0000000005E70000-memory.dmp

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memory/2544-3-0x0000000003800000-0x000000000380C000-memory.dmp

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memory/2544-5-0x0000000005E70000-0x0000000005E98000-memory.dmp

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memory/2544-8-0x0000000005E60000-0x0000000005E70000-memory.dmp

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memory/2544-0-0x0000000005E60000-0x0000000005E70000-memory.dmp

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memory/2544-6-0x0000000005EA0000-0x0000000006050000-memory.dmp

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memory/2896-83-0x0000000004C00000-0x0000000004C28000-memory.dmp

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memory/4716-39-0x0000000004AC0000-0x0000000004AEE000-memory.dmp

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memory/4716-51-0x0000000004E00000-0x0000000004FB0000-memory.dmp

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memory/4716-43-0x0000000004B00000-0x0000000004B0C000-memory.dmp

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memory/4716-47-0x0000000004BB0000-0x0000000004C44000-memory.dmp

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