Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 06:29
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
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.4MB
- Sample260730-g8wphasbpe
- SHA256 c3a697e3850d45362dc7438fcd93d4b801e9ea3c7e4aca60b318ea7ee4a0b7b0
- MD5 425c8cbdbef71cda535586c769b28583
- SHA1 610874af104ca2f80d2b4ef1e64ef1c6e84e9248
- SHA512 5162f7a714346c9c00eaf419d57037bc7e72f4c94d254ef9f83bb45526f4208bb88d040f590dfd0b872cab153c576331fac0723690bcf261141ccd7126d473b9
- SSDEEP 98304:QzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:QhfefPtHxcp9ym3nltDUJV
- TLSH T10746E101B3D695B6D1BF1638D87A52696734BC049316CBBF5394BD392E32BC04E323A6
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Signed with revoked ConnectWise certificate 1 IoCs
Binary is signed using a ConnectWise certificate revoked for key compromise.
resource yara_rule behavioral2/memory/4240-2-0x0000000005310000-0x0000000005602000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 4348 MsiExec.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 3180 rundll32.exe 564 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) \??\O: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.Override.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File opened for modification C:\Windows\Installer\{511F1581-1842-8743-8693-67D01C340FDE}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI794.tmp msiexec.exe File created C:\Windows\Installer\e59febb.msi msiexec.exe File created C:\Windows\Installer\{511F1581-1842-8743-8693-67D01C340FDE}\DefaultIcon msiexec.exe File created C:\Windows\Installer\e59feb9.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\MSI764.tmp msiexec.exe File opened for modification C:\Windows\Installer\e59feb9.msi msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DFA4E3C3CB5DDB909E.TMP msiexec.exe File created C:\Windows\Installer\SourceHash{511F1581-1842-8743-8693-67D01C340FDE} msiexec.exe File created C:\Windows\SystemTemp\~DFFE0BD9A3A1F455C6.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFB8D66F2910C061B9.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF7A2F81368065559F.TMP 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 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 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 created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe 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 - Modifies registry class 32 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\99fdd128f4ccabe7\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (99fdd128f4ccabe7)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\ProductIcon = "C:\\Windows\\Installer\\{511F1581-1842-8743-8693-67D01C340FDE}\\DefaultIcon" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open\command msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Language = "1033" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\954812E20F40B0D199DF1D824FCCBA7E\1851F115248134786839760DC143F0ED msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\PackageCode = "1851F115248134786839760DC143F0ED" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\954812E20F40B0D199DF1D824FCCBA7E msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\ProductName = "ScreenConnect Client (99fdd128f4ccabe7)" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Media msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-99fdd128f4ccabe7 msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-99fdd128f4ccabe7\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\DeploymentFlags = "3" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\99fdd128f4ccabe7\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\URL Protocol msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Version = "419561476" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1851F115248134786839760DC143F0ED msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1851F115248134786839760DC143F0ED\Full msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2716 msiexec.exe 2716 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4240 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 4516 msiexec.exe Token: SeIncreaseQuotaPrivilege 4516 msiexec.exe Token: SeSecurityPrivilege 2716 msiexec.exe Token: SeCreateTokenPrivilege 4516 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4516 msiexec.exe Token: SeLockMemoryPrivilege 4516 msiexec.exe Token: SeIncreaseQuotaPrivilege 4516 msiexec.exe Token: SeMachineAccountPrivilege 4516 msiexec.exe Token: SeTcbPrivilege 4516 msiexec.exe Token: SeSecurityPrivilege 4516 msiexec.exe Token: SeTakeOwnershipPrivilege 4516 msiexec.exe Token: SeLoadDriverPrivilege 4516 msiexec.exe Token: SeSystemProfilePrivilege 4516 msiexec.exe Token: SeSystemtimePrivilege 4516 msiexec.exe Token: SeProfSingleProcessPrivilege 4516 msiexec.exe Token: SeIncBasePriorityPrivilege 4516 msiexec.exe Token: SeCreatePagefilePrivilege 4516 msiexec.exe Token: SeCreatePermanentPrivilege 4516 msiexec.exe Token: SeBackupPrivilege 4516 msiexec.exe Token: SeRestorePrivilege 4516 msiexec.exe Token: SeShutdownPrivilege 4516 msiexec.exe Token: SeDebugPrivilege 4516 msiexec.exe Token: SeAuditPrivilege 4516 msiexec.exe Token: SeSystemEnvironmentPrivilege 4516 msiexec.exe Token: SeChangeNotifyPrivilege 4516 msiexec.exe Token: SeRemoteShutdownPrivilege 4516 msiexec.exe Token: SeUndockPrivilege 4516 msiexec.exe Token: SeSyncAgentPrivilege 4516 msiexec.exe Token: SeEnableDelegationPrivilege 4516 msiexec.exe Token: SeManageVolumePrivilege 4516 msiexec.exe Token: SeImpersonatePrivilege 4516 msiexec.exe Token: SeCreateGlobalPrivilege 4516 msiexec.exe Token: SeCreateTokenPrivilege 4516 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4516 msiexec.exe Token: SeLockMemoryPrivilege 4516 msiexec.exe Token: SeIncreaseQuotaPrivilege 4516 msiexec.exe Token: SeMachineAccountPrivilege 4516 msiexec.exe Token: SeTcbPrivilege 4516 msiexec.exe Token: SeSecurityPrivilege 4516 msiexec.exe Token: SeTakeOwnershipPrivilege 4516 msiexec.exe Token: SeLoadDriverPrivilege 4516 msiexec.exe Token: SeSystemProfilePrivilege 4516 msiexec.exe Token: SeSystemtimePrivilege 4516 msiexec.exe Token: SeProfSingleProcessPrivilege 4516 msiexec.exe Token: SeIncBasePriorityPrivilege 4516 msiexec.exe Token: SeCreatePagefilePrivilege 4516 msiexec.exe Token: SeCreatePermanentPrivilege 4516 msiexec.exe Token: SeBackupPrivilege 4516 msiexec.exe Token: SeRestorePrivilege 4516 msiexec.exe Token: SeShutdownPrivilege 4516 msiexec.exe Token: SeDebugPrivilege 4516 msiexec.exe Token: SeAuditPrivilege 4516 msiexec.exe Token: SeSystemEnvironmentPrivilege 4516 msiexec.exe Token: SeChangeNotifyPrivilege 4516 msiexec.exe Token: SeRemoteShutdownPrivilege 4516 msiexec.exe Token: SeUndockPrivilege 4516 msiexec.exe Token: SeSyncAgentPrivilege 4516 msiexec.exe Token: SeEnableDelegationPrivilege 4516 msiexec.exe Token: SeManageVolumePrivilege 4516 msiexec.exe Token: SeImpersonatePrivilege 4516 msiexec.exe Token: SeCreateGlobalPrivilege 4516 msiexec.exe Token: SeCreateTokenPrivilege 4516 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4516 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4516 msiexec.exe 4516 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4516 msiexec.exe 2716 msiexec.exe 4348 MsiExec.exe 564 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4240 wrote to memory of 4516 4240 ScreenConnect.ClientSetup.exe 89 PID 2716 wrote to memory of 4348 2716 msiexec.exe 91 PID 4348 wrote to memory of 3180 4348 MsiExec.exe 92 PID 2716 wrote to memory of 1160 2716 msiexec.exe 98 PID 2716 wrote to memory of 564 2716 msiexec.exe 100 - 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:4240 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\99fdd128f4ccabe7\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:4516
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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:2716 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 43A9D939F68153F16DCCDEBC9D00676A C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI8C48.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240749875 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3180
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:1160
-
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding E2381D427683FA0943A3E6581B2D59482⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:564
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:1400
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e59feba.rbs
- Size 10KB
- SHA256 25ef12f164a898fdd76a56e4b2ca0a11fd76b0bd9e2c422f6c70a2442e7df788
- MD5 78e4a563e013730c3089ba95ac5c2b5a
- SHA1 ae55d1cfea31bc011d85f530397d14a86eecc7fc
- SHA512 56013f22f89f882727e5af90fb6188b0aed0043242ac145169fbf36480d4b13a030d52b09d4a584e65996e856178ef8acefc091c376985e8c54947e398235766
- SSDEEP 192:NgJoH+ba3aC52mWshIQshgB7pv+SnYn3Mpf5Z8vKji:NgJoH+bqKshs15R
- TLSH T186224312778455E0F9661FB7CB470A1877B6EFA55710228F44CE9134AE93BCA0B3C9CA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8C48.tmp
- Size 1.0MB
- SHA256 a45ba86c5d13aa8e814e4cb0860b5b2a39ce9677b0d980947f6fe31676051cb2
- MD5 81f945dabc576ca389348a4e7147463f
- SHA1 1876786194d49de92fff0b523f0c6280bdf94e22
- SHA512 3f72d5a6f482757484b0c06cb5c1e6e018a4051fe43086f77f6ea8e61ee0d08afc0ec96eac5cb01e2d8dfdabe9115d7c277cd87b7ccf9bb02bd8da0e9556504a
- SSDEEP 24576:QUUGG4DlIQMi4CJXxCHzCrvPfU8GWng+A2tuHt+pbW/aU0r1d:jG4DlItQ5xJrvPfU8VgJwW/zAd
- TLSH T19D35234832E58439E2A73A320CB6A6B125BC74773670D45FA78B4A1D5FB0AD1DE31327
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8C48.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\MSI8C48.tmp-\ScreenConnect.Core.dll
- Size 538KB
- SHA256 b8100e5ab07983cbf82d721cf719576ca3f60e352628dcaabd42d428011fdedf
- MD5 1db8b9fa0bdcbfaab807f715c288c19a
- SHA1 fde73710ce063bbf1e377c02a1a8615cf4da1c08
- SHA512 fc132764026c682e8fac1a97171731d54880c8d95566c486c731c880e750a29875ac208fb4b4dc2897dfc49beb24f77af016d846c78be75df159d3542600eb73
- SSDEEP 6144:SfoUrkyyvsbvpSLmwJUoqnoezGMZf1y99tg03Xdedu1h+xE5vce/6OdCatxq/trJ:SfpkywYszKoIzGafzece/6yx/Oek
- TLSH T144C47D9233B48B2FCABF5B7BE42454980770E901F209EB5B1AD6D4BC5F633854E412E6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8C48.tmp-\ScreenConnect.InstallerActions.dll
- Size 11KB
- SHA256 c79a22accadb1f8a716669ca68c6d6f4e9a21c0d639e2846f288b60bc8adc770
- MD5 454b489378d49d17021b3e85f86ae843
- SHA1 8a208ddbcd5609b2a8d2dad34a6894396e806d51
- SHA512 24ee8ed25df1d43169e9c762b5e1cbaa1e0150bb07387ac5ebeda6f19b83ecbe38342fe01259ca373bcfccb653ea6533395b88a4bce29aee7354815d5253538b
- SSDEEP 192:b8/Qp6lCJuV3j/XtyVNamVNG1YZfCrMmbfHJ7kjvLHbuLd9NEFb5lZ:I/cBJaDXt2NaheUrMmb/FkjvLHbuZslZ
- TLSH T1A132D50077DC533AE8BE0F789EB762910A71FB64A011DF2E18CC91569C36744AEA07B7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8C48.tmp-\ScreenConnect.Windows.dll
- Size 1.6MB
- SHA256 da29455a64858fda773319c32c0a6cd40edbe8042ed005aa2befb8a4f0fb0522
- MD5 94216eb90ca53fbb175f0ee6adbfb663
- SHA1 48038f060a5042ff44a2d9a9be46368ecc8436fd
- SHA512 c6c7e2a63eaccc5703acf4cb482a9e441fb6e670a9086d3ade558a597b1fd6c17f5e5b7027d835b80ebf2c071f9442bde466f313ddb8456fe0d3e4db6d53b041
- SSDEEP 24576:VDhFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPTsUTHs:VDhJkGYYpT0+TFiH7efP
- TLSH T14B85BD41E2D364F5D46B047888BF571ABA743C040325CAFB97D4AE3A6D33BC09A36796
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\99fdd128f4ccabe7\ScreenConnect.ClientSetup.msi
- Size 12.8MB
- SHA256 14b0065010f41d5cd04f5d9cb14a5a5f4ee5be32d4da03bcab54a45b2e45f4a3
- MD5 4ef478d8172d0e6866f867b98cac98ea
- SHA1 c48ab07da9fd41818356907f6358b1096911b312
- SHA512 b5beaa767fa88938b999df74883ed8b46d6cbb95d9028a5f4a0b85a8f547e2d0dd6027cd6516577186c44e5b031d27adbeaade408f02e13e4d8890b7cd924db5
- SSDEEP 196608:WHxcp9ym3nltDUJVwHxcp9ym3EHxcp9ym3VHxcp9ym3VHxcp9ym3SHxcp9ym3hHJ:kGplpvGpiGpHGpHGpgGpTGpS
- TLSH T1FCD623116BF89678F0F22A35E876A0B1A5377C525E22D12E2324791E2C75EC0C9B3777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI794.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 e1d2bc229c80dcabe299c0674ce1b822873d3f67ffc4f9285670bd87ff28a7a3
- MD5 94aae64734e43397a2b53fcaf57f05e9
- SHA1 3da4f05e43678af7c16daf8ad892ec7cb6dffadb
- SHA512 0927071cf6eb1027445338a4248e31e8b29312b9754f401de11667b87a6cfc15b0257485b3d7b6f7927d365da849950a837755ad3f86f8a7e82a91fe02a037ec
- SSDEEP 24576:ZFo3DMPmdoO/vvTL/yQAQiFAvLeqrLXzU9WCtNuYm1ua5nxg8IhWwpKx0uO:iHc
- TLSH T10757A52476F92200E7B79E3CA8F06A238D397D579C15DE8D45421B4E0922F71E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{a73c31ad-4254-466b-ab31-1972aad6243d}_OnDiskSnapshotProp
- Size 6KB
- SHA256 134d203c1aa307e8bf9157046cdf3a8d2948f29aa47f702cc50dc99e9914c216
- MD5 7a1e29bb2d00e5d6770896ccf0444405
- SHA1 a4cfc94410448802986e3121d4378e1074cd80d9
- SHA512 6a9e4111c13f5e9361ee4d273342e29c9925659d9a7440532e1e4194cb1fc99491c10ad2b28e7f1524b2b8423d39ba6a572cd6365f3758727ebaba2212eee4f2
- SSDEEP 96:FdAR0Ivc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:XA/b++uVm
- TLSH T11FD177185AE54711E2B3AB3128F18557A877B811FF33CB8E0198238E6671A10F975F6B
- MD5 SHA1 SHA512 SSDEEP TLSH