Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 16:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
15 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 11.1MB
- Sample260804-txrbvsak9v
- SHA256 57e5da8f7c404c1754a866c1f8d51e31f9f21525c17e586ef48eb2a62fa4ef20
- MD5 1cebb153fcb26dcd06614a95276b22a3
- SHA1 2d7b8391c51937f7c11430a91013a115c315f92f
- SHA512 7e8fbb12c52796c67aeba19269c5d4f7c4f10985a2b4230886386565343096c29d00d634d14634cbb916e3b47acae8c46508449f1a455bfa546e592ff0100eee
- SSDEEP 196608:T1TfefPqkQyiixtMjGZ1jhlrwUNQyiixtMjoQyiixtMjXQyiixtMjBQyiixtMj:TdPnjGrrGPnj5PnjgPnjqPnj
- TLSH T196C61201B3D689B5D0BF0638D87A56665A34BC049712C7BF5798B96E2E32BC04E32377
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 11 IoCs
pid Process 5164 MsiExec.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 916 rundll32.exe 1256 MsiExec.exe - Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\S: msiexec.exe - Drops file in Program Files directory 15 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (bb0e3debcbc1254b)\system.config msiexec.exe - Drops file in Windows directory 15 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\SourceHash{B0972594-A0A7-B89B-1B09-1D962CBB8D71} msiexec.exe File opened for modification C:\Windows\Installer\MSIDF4A.tmp msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\e59da4b.msi msiexec.exe File opened for modification C:\Windows\Installer\e59da49.msi msiexec.exe File created C:\Windows\SystemTemp\~DF29C3674FB34CDB8E.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF997E5794C16DE380.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFD87D6DEAEEC21501.TMP msiexec.exe File created C:\Windows\Installer\e59da49.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\SystemTemp\~DFBC8ED9E94E3D5215.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIDF7A.tmp msiexec.exe File created C:\Windows\Installer\{B0972594-A0A7-B89B-1B09-1D962CBB8D71}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\{B0972594-A0A7-B89B-1B09-1D962CBB8D71}\DefaultIcon msiexec.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process 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 MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ScreenConnect.ClientSetup.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.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 000000000400000085dc765dd76e689e0000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380185dc765d0000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410185dc765d000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e385dc765d00000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e685dc765d00000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr 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-bb0e3debcbc1254b msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\Version = "420020229" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\PackageCode = "4952790B7A0AB98BB190D169C2BBD817" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\ProductName = "ScreenConnect Client (bb0e3debcbc1254b)" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.9.5.9483\\bb0e3debcbc1254b\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\4952790B7A0AB98BB190D169C2BBD817 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\56C3F25B39794383BBE0D3BEBC1C52B4\4952790B7A0AB98BB190D169C2BBD817 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\shell\open msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\ProductIcon = "C:\\Windows\\Installer\\{B0972594-A0A7-B89B-1B09-1D962CBB8D71}\\DefaultIcon" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.9.5.9483\\bb0e3debcbc1254b\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-bb0e3debcbc1254b\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\shell\open\command msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-bb0e3debcbc1254b msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (bb0e3debcbc1254b)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\4952790B7A0AB98BB190D169C2BBD817\Full msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\56C3F25B39794383BBE0D3BEBC1C52B4 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-bb0e3debcbc1254b\shell msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4952790B7A0AB98BB190D169C2BBD817\SourceList\Net msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2376 msiexec.exe 2376 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4076 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 3124 msiexec.exe Token: SeIncreaseQuotaPrivilege 3124 msiexec.exe Token: SeSecurityPrivilege 2376 msiexec.exe Token: SeCreateTokenPrivilege 3124 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3124 msiexec.exe Token: SeLockMemoryPrivilege 3124 msiexec.exe Token: SeIncreaseQuotaPrivilege 3124 msiexec.exe Token: SeMachineAccountPrivilege 3124 msiexec.exe Token: SeTcbPrivilege 3124 msiexec.exe Token: SeSecurityPrivilege 3124 msiexec.exe Token: SeTakeOwnershipPrivilege 3124 msiexec.exe Token: SeLoadDriverPrivilege 3124 msiexec.exe Token: SeSystemProfilePrivilege 3124 msiexec.exe Token: SeSystemtimePrivilege 3124 msiexec.exe Token: SeProfSingleProcessPrivilege 3124 msiexec.exe Token: SeIncBasePriorityPrivilege 3124 msiexec.exe Token: SeCreatePagefilePrivilege 3124 msiexec.exe Token: SeCreatePermanentPrivilege 3124 msiexec.exe Token: SeBackupPrivilege 3124 msiexec.exe Token: SeRestorePrivilege 3124 msiexec.exe Token: SeShutdownPrivilege 3124 msiexec.exe Token: SeDebugPrivilege 3124 msiexec.exe Token: SeAuditPrivilege 3124 msiexec.exe Token: SeSystemEnvironmentPrivilege 3124 msiexec.exe Token: SeChangeNotifyPrivilege 3124 msiexec.exe Token: SeRemoteShutdownPrivilege 3124 msiexec.exe Token: SeUndockPrivilege 3124 msiexec.exe Token: SeSyncAgentPrivilege 3124 msiexec.exe Token: SeEnableDelegationPrivilege 3124 msiexec.exe Token: SeManageVolumePrivilege 3124 msiexec.exe Token: SeImpersonatePrivilege 3124 msiexec.exe Token: SeCreateGlobalPrivilege 3124 msiexec.exe Token: SeCreateTokenPrivilege 3124 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3124 msiexec.exe Token: SeLockMemoryPrivilege 3124 msiexec.exe Token: SeIncreaseQuotaPrivilege 3124 msiexec.exe Token: SeMachineAccountPrivilege 3124 msiexec.exe Token: SeTcbPrivilege 3124 msiexec.exe Token: SeSecurityPrivilege 3124 msiexec.exe Token: SeTakeOwnershipPrivilege 3124 msiexec.exe Token: SeLoadDriverPrivilege 3124 msiexec.exe Token: SeSystemProfilePrivilege 3124 msiexec.exe Token: SeSystemtimePrivilege 3124 msiexec.exe Token: SeProfSingleProcessPrivilege 3124 msiexec.exe Token: SeIncBasePriorityPrivilege 3124 msiexec.exe Token: SeCreatePagefilePrivilege 3124 msiexec.exe Token: SeCreatePermanentPrivilege 3124 msiexec.exe Token: SeBackupPrivilege 3124 msiexec.exe Token: SeRestorePrivilege 3124 msiexec.exe Token: SeShutdownPrivilege 3124 msiexec.exe Token: SeDebugPrivilege 3124 msiexec.exe Token: SeAuditPrivilege 3124 msiexec.exe Token: SeSystemEnvironmentPrivilege 3124 msiexec.exe Token: SeChangeNotifyPrivilege 3124 msiexec.exe Token: SeRemoteShutdownPrivilege 3124 msiexec.exe Token: SeUndockPrivilege 3124 msiexec.exe Token: SeSyncAgentPrivilege 3124 msiexec.exe Token: SeEnableDelegationPrivilege 3124 msiexec.exe Token: SeManageVolumePrivilege 3124 msiexec.exe Token: SeImpersonatePrivilege 3124 msiexec.exe Token: SeCreateGlobalPrivilege 3124 msiexec.exe Token: SeCreateTokenPrivilege 3124 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3124 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3124 msiexec.exe 3124 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3124 msiexec.exe 2376 msiexec.exe 5164 MsiExec.exe 1256 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4076 wrote to memory of 3124 4076 ScreenConnect.ClientSetup.exe 89 PID 2376 wrote to memory of 5164 2376 msiexec.exe 91 PID 5164 wrote to memory of 916 5164 MsiExec.exe 92 PID 2376 wrote to memory of 4072 2376 msiexec.exe 97 PID 2376 wrote to memory of 1256 2376 msiexec.exe 99 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4076 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.9.5.9483\bb0e3debcbc1254b\ScreenConnect.ClientSetup.msi"2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3124
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- 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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 54935C254FCE9E938D9D2EFE24558A59 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5164 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI82E2.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240747406 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:916
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:4072
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 2876382370DA2B148155D5780763F0C22⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1256
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:5812
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e59da4a.rbs
- Size 9KB
- SHA256 ad8b59f4ecbfeba938ea4724eb8ca63b752bf62041b446962290c4872f715e4a
- MD5 5f1fe9d3824bf43c13bfac816bab3cc2
- SHA1 8067569117d8adf439e91f1d00663ed642f93e20
- SHA512 c6cc47a959a84c30de646994504a00b56ae160fcdfde62d60ff3e767b9c76c9b2ec0dddb94651350d082be405592544d88daa225e117709cdbc36e0df86327ed
- SSDEEP 96:Zm9Gd9YVAGYf4cDKBCjB1wqUG9Ox0CsThqIqUG9Ox0C6j0LMw0Thq4H5U5NgSv6u:ZB9rUBCHWl7Irl7fM4XLjpSQ
- TLSH T136222F023740A1D2FA421B76EB870E103F739FED5310264F89DD987999627C65BBC2C6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI82E2.tmp
- Size 1.1MB
- SHA256 ba2f090929bcaea8ff9c1eed327cf0918fa06c88d64b77c7db8d2db3f92d39ec
- MD5 24ce3b4b89cbd2917920d4750f0836f0
- SHA1 9f69131e64b8ca593fdd125e13c0dd59f29932c2
- SHA512 1141d79ef61a135b1edc77e7990a86a7f39ce18145782343d7ff8f03424ca7432f414ec87a85fc336a2ab1f0a783c09a80fb785566427695361dace62799f42b
- SSDEEP 24576:PUUGGAlsK5AKceLVj/pKPuRn9827O7jMepGiUZFw:4GAlZQepj/pXRnSwO7Rp7UZFw
- TLSH T14335230237E0C479E1A37F316E31522106BE79B26672D2DE3B88943D5EB1B91A631377
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI82E2.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
- Path C:\Users\Admin\AppData\Local\Temp\MSI82E2.tmp-\ScreenConnect.Core.dll
- Size 543KB
- SHA256 637c730a28969b12f906109ab2d6670cdf230901eb9060f51c103d7ce37e3766
- MD5 b6a18c19bb09fb084f0280fa7ac4a27c
- SHA1 d0dd121fc155c3a8cb9db32f728c912ef234728c
- SHA512 e993560aea4e62e2d3f35f826b53f51e79f66d6a1cccb8b63d0eb71aec25de1fda70893207ab506a581f5f2efc0a61f12565fa38eb538634283af1bebbf1f34f
- SSDEEP 12288:C+IY2aqte5exGY7FwVzP/DVzeCXV8VNNveAppEtVbyXX/fv:K0QdxKAg+/f
- TLSH T135C46D5233D88B36C5AF0B3AE860D6151B70E904B01AE75B29DEE4E91E837455E0C7FB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI82E2.tmp-\ScreenConnect.InstallerActions.dll
- Size 11KB
- SHA256 182633507629b0b1fecd2304c0b2f0fbfef79144e0a4f4f60da10150145ffe42
- MD5 22e6c20d9c4051ac4e2ec91503d029b4
- SHA1 d8f3b60e1cc4b921de4e2d440b7370dc0d3bda62
- SHA512 361741ec6fdc853e222c05455c5d4cf0c3cfdc4b55055779fbcc623fcd37c4f966dfc94527cbffc7b237b36dcc8fb71795dad88bde5c215b003ddb15f48286fb
- SSDEEP 192:A8/Qp6lCJuV3jQXtyVNamVNG1YZfCrMmbfHJ7kjvLebuLd9NEFbHtxd:d/cBJacXt2NaheUrMmb/FkjvLebuZSxd
- TLSH T13832D70077DC533AE8BE0F799AB362910B71FB64A011DF2E18CCA1569C767449EA07B7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI82E2.tmp-\ScreenConnect.Windows.dll
- Size 1.7MB
- SHA256 368a99cda6a46e9907d4a1136edcebcc7c4b08905766ea8828839e20d1f12202
- MD5 f2e6d57236f712db23b7fc4a59a5a643
- SHA1 02cc64d4175e13c6309c3fe47cb60f625c40085a
- SHA512 278519649029db4b0eb10e40c99ecf8645ae8648bd813adbec899b20ff70e2cbecc76c205807ed74b4e6b5f4859e422f34cd94353da269fb991f82527699112b
- SSDEEP 24576:85psFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPTsUTM:GpsJkGYYpT0+TFiH7efP
- TLSH T18E85BD41E2C365F5D46B047888BF572AAA743C080325CAFB97D4BE396D33BC09A36756
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.9.5.9483\bb0e3debcbc1254b\ScreenConnect.ClientSetup.msi
- Size 8.7MB
- SHA256 e051b1f5a72676a4f9487ee458c6872ddb5577c94f4f515fc0a96ccfc3e1a07b
- MD5 8ea498779f6f763f57eb5dac4d41997d
- SHA1 e9ba12e569f3c89a9855fadd542605d988d6866c
- SHA512 2adfc5d919eaa8abe482c5b13a0e57bacae53275e04678f83c7c1638a9d4435d9f7d4cf4fba93d8a657daf64a8bf243ca208f0ef2df1e5a3e056175da44ae0a8
- SSDEEP 196608:gQyiixtMjGZ1jhlrwUNQyiixtMjoQyiixtMjXQyiixtMjBQyiixtMj:RPnjGrrGPnj5PnjgPnjqPnj
- TLSH T1E696232063E98A28E1B61B75EE7A55F14D39BC45EF23C11E4778795E2A30E8095B3333
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIDF7A.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
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 4176839553d15fac37fe7ff713346807d11d459927436a86a5f05c9d89750784
- MD5 0ce3cf8117e876edf0670fa1bd7f6968
- SHA1 6f1dc3cd9383d98e4d4a9dd0265291939ef6ed97
- SHA512 87543c4845502c81c6795d99090871b5edd9a1db168a4ed1cde9202d2612a4174c16e856bf2095573809786797e3bec11e5d23c88af5acad8befa309b308a35b
- SSDEEP 24576:zFo3DMPUdoO/vvTL/yQAQiFAvLeqrLXzU9WCtNuYm1ua5nxg8IhWwpKx0ua:KHY
- TLSH T1FF57A52476F92200E7B79E3CA8F06A238D397D579C15DE8D45421B4E0922F71E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{a3610c7a-4b5c-4f16-ad14-30cadaefe948}_OnDiskSnapshotProp
- Size 6KB
- SHA256 6ead7d6c726cdf7a06f5bbffd5cbde3592193c4f6cfc335a171bc0aae6d6aa56
- MD5 57b100ad8168a6fcd17459357e93d71c
- SHA1 fafb993647837b801a1b84731578f85067b85de1
- SHA512 9bf16973ec4bae9ae0461c2f9eccd84d5feb4955688ee0a9c068ac29a6bd77eece188baf06bef1ee7c73137f36fc779c944569be49250d1df242f37cee95c99b
- SSDEEP 96:F6XQ0nvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:MX9b++uVm
- TLSH T133D187085AF54311E2B3AB3128F18557A877B811EF33CB8E0198238E6670A10F935F6B
- MD5 SHA1 SHA512 SSDEEP TLSH