Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/08/2026, 15:16
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.exe
Resource
win10v2004-20260513-en
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.exe
Resource
win11ltsc2024-20260709-en
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.4MB
- Sample260827-snwpjswtbz
- SHA256 0561af45f46c8ecae3b1a7f90b566896bb6edd9e9d0a516d80ecd095a1be142b
- MD5 eb38561cce494f18a61f7b7982bffe37
- SHA1 a32ea955764c11a8dcd3486390b657ad2a84f983
- SHA512 6a97a20d4945f7c59f9c98c9d97743d633ee2451ca6a51f6555a36d02c6bdf5303b91dd22cdff09f5f9008cd608c11ddecd1398bfa1b25c51fccd5d063954f41
- SSDEEP 49152:mEEL5cx5xTkYJkGYYpT0+TFiH7efP8Q1yJJ4ZD1F5z97oL1YbGQ+okRPGHpRPqM8:jEs6efPNwJ4t1h0cG5FGJRPxow8O
- TLSH T1AC46E111B3DA95B9D4BF063CD87A82699A74BC044712C7EF53D4BD2D2D32BC05A323A6
- 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/3200-2-0x0000000005440000-0x0000000005730000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 1104 MsiExec.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 3832 rundll32.exe 5784 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) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\G: 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) \??\I: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\O: 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) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: 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) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe - Drops file in Program Files directory 15 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (a131a6da90813bdf)\ScreenConnect.Windows.dll msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSIA55F.tmp msiexec.exe File created C:\Windows\Installer\e59a03e.msi msiexec.exe File opened for modification C:\Windows\Installer\e59a03e.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF51CA2E66EDA4C860.TMP msiexec.exe File created C:\Windows\Installer\SourceHash{0617AA53-7312-4B47-624B-7C85ABB3A628} msiexec.exe File opened for modification C:\Windows\Installer\{0617AA53-7312-4B47-624B-7C85ABB3A628}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF086AE152C0BF86C2.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF31783A33DB238768.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF8566A03DBEFCA44D.TMP msiexec.exe File created C:\Windows\Installer\e59a040.msi msiexec.exe File created C:\Windows\Installer\{0617AA53-7312-4B47-624B-7C85ABB3A628}\DefaultIcon 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\MSIA53F.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 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 Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 000000000400000059e6eec40365f0360000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380159e6eec40000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410159e6eec4000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e359e6eec400000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e659e6eec400000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 - 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\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\Media\1 = ";" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\Version = "402849799" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\B2A4D443A02C4B7A1A136AAD0918B3FD msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\Media msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-a131a6da90813bdf\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\ProductIcon = "C:\\Windows\\Installer\\{0617AA53-7312-4B47-624B-7C85ABB3A628}\\DefaultIcon" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\shell\open\command msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\24.3.7.9067\\a131a6da90813bdf\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-a131a6da90813bdf msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\shell msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\Net msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\35AA7160213774B426B4C758BA3B6A82 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\35AA7160213774B426B4C758BA3B6A82\Full msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-a131a6da90813bdf\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (a131a6da90813bdf)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\ProductName = "ScreenConnect Client (a131a6da90813bdf)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\24.3.7.9067\\a131a6da90813bdf\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\35AA7160213774B426B4C758BA3B6A82\PackageCode = "35AA7160213774B426B4C758BA3B6A82" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\B2A4D443A02C4B7A1A136AAD0918B3FD\35AA7160213774B426B4C758BA3B6A82 msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4236 msiexec.exe 4236 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3200 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 5152 msiexec.exe Token: SeIncreaseQuotaPrivilege 5152 msiexec.exe Token: SeSecurityPrivilege 4236 msiexec.exe Token: SeCreateTokenPrivilege 5152 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5152 msiexec.exe Token: SeLockMemoryPrivilege 5152 msiexec.exe Token: SeIncreaseQuotaPrivilege 5152 msiexec.exe Token: SeMachineAccountPrivilege 5152 msiexec.exe Token: SeTcbPrivilege 5152 msiexec.exe Token: SeSecurityPrivilege 5152 msiexec.exe Token: SeTakeOwnershipPrivilege 5152 msiexec.exe Token: SeLoadDriverPrivilege 5152 msiexec.exe Token: SeSystemProfilePrivilege 5152 msiexec.exe Token: SeSystemtimePrivilege 5152 msiexec.exe Token: SeProfSingleProcessPrivilege 5152 msiexec.exe Token: SeIncBasePriorityPrivilege 5152 msiexec.exe Token: SeCreatePagefilePrivilege 5152 msiexec.exe Token: SeCreatePermanentPrivilege 5152 msiexec.exe Token: SeBackupPrivilege 5152 msiexec.exe Token: SeRestorePrivilege 5152 msiexec.exe Token: SeShutdownPrivilege 5152 msiexec.exe Token: SeDebugPrivilege 5152 msiexec.exe Token: SeAuditPrivilege 5152 msiexec.exe Token: SeSystemEnvironmentPrivilege 5152 msiexec.exe Token: SeChangeNotifyPrivilege 5152 msiexec.exe Token: SeRemoteShutdownPrivilege 5152 msiexec.exe Token: SeUndockPrivilege 5152 msiexec.exe Token: SeSyncAgentPrivilege 5152 msiexec.exe Token: SeEnableDelegationPrivilege 5152 msiexec.exe Token: SeManageVolumePrivilege 5152 msiexec.exe Token: SeImpersonatePrivilege 5152 msiexec.exe Token: SeCreateGlobalPrivilege 5152 msiexec.exe Token: SeCreateTokenPrivilege 5152 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5152 msiexec.exe Token: SeLockMemoryPrivilege 5152 msiexec.exe Token: SeIncreaseQuotaPrivilege 5152 msiexec.exe Token: SeMachineAccountPrivilege 5152 msiexec.exe Token: SeTcbPrivilege 5152 msiexec.exe Token: SeSecurityPrivilege 5152 msiexec.exe Token: SeTakeOwnershipPrivilege 5152 msiexec.exe Token: SeLoadDriverPrivilege 5152 msiexec.exe Token: SeSystemProfilePrivilege 5152 msiexec.exe Token: SeSystemtimePrivilege 5152 msiexec.exe Token: SeProfSingleProcessPrivilege 5152 msiexec.exe Token: SeIncBasePriorityPrivilege 5152 msiexec.exe Token: SeCreatePagefilePrivilege 5152 msiexec.exe Token: SeCreatePermanentPrivilege 5152 msiexec.exe Token: SeBackupPrivilege 5152 msiexec.exe Token: SeRestorePrivilege 5152 msiexec.exe Token: SeShutdownPrivilege 5152 msiexec.exe Token: SeDebugPrivilege 5152 msiexec.exe Token: SeAuditPrivilege 5152 msiexec.exe Token: SeSystemEnvironmentPrivilege 5152 msiexec.exe Token: SeChangeNotifyPrivilege 5152 msiexec.exe Token: SeRemoteShutdownPrivilege 5152 msiexec.exe Token: SeUndockPrivilege 5152 msiexec.exe Token: SeSyncAgentPrivilege 5152 msiexec.exe Token: SeEnableDelegationPrivilege 5152 msiexec.exe Token: SeManageVolumePrivilege 5152 msiexec.exe Token: SeImpersonatePrivilege 5152 msiexec.exe Token: SeCreateGlobalPrivilege 5152 msiexec.exe Token: SeCreateTokenPrivilege 5152 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5152 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5152 msiexec.exe 5152 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5152 msiexec.exe 4236 msiexec.exe 1104 MsiExec.exe 5784 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3200 wrote to memory of 5152 3200 ScreenConnect.ClientSetup.exe 89 PID 4236 wrote to memory of 1104 4236 msiexec.exe 91 PID 1104 wrote to memory of 3832 1104 MsiExec.exe 92 PID 4236 wrote to memory of 3348 4236 msiexec.exe 97 PID 4236 wrote to memory of 5784 4236 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:3200 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\a131a6da90813bdf\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:5152
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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:4236 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 80951B428445C88BC69586239DB8D784 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI54BD.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240735562 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3832
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:3348
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 162DAC9C8117416ADAD0DBECB3B5E3072⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5784
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:1680
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e59a03f.rbs
- Size 10KB
- SHA256 756c9c748b99f6da60fe45c1eacd50610ed30c905729337491612b747246ea40
- MD5 0a1cb6e7f3f410d433ccae399d171ed0
- SHA1 19417fc3a7f9404262104d5a61ffb04e6e62d81d
- SHA512 a56f38b6a2e24ed79a0e8b9c14dcd28e63cc2f866d956d1a5f9e833b55333ee533d1e37ba17ddc9d20c0e641738263b036b20e2a529437b00eb6c76c9fc227c4
- SSDEEP 96:BVgJjTf3AdgGYfjorC+0VX4gmU7BHCsThqBU7BHC6j5pjCThqa6HLp5A1WFaT6XF:BajTf3TUrCdZ9iIP9iB3cjFWNpA
- TLSH T10B220D50BA04D0E2F7C60A71CB574B243BB3DEA4A305239B44DC52789E677898FBE1D6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI54BD.tmp
- Size 1.0MB
- SHA256 0918d8ab2237368a5cec8ce99261fb07a1a1beeda20464c0f91af0fe3349636b
- MD5 8a8767f589ea2f2c7496b63d8ccc2552
- SHA1 cc5de8dd18e7117d8f2520a51edb1d165cae64b0
- SHA512 518231213ca955acdf37b4501fde9c5b15806d4fc166950eb8706e8d3943947cf85324faee806d7df828485597eceffcfa05ca1a5d8ab1bd51ed12df963a1fe4
- SSDEEP 24576:QUUGGHn+rUGemcPe9MpKL4Plb2sZWV+tLv0QYu5OPthT+gd:jGHpRPqMpvlqs0O4iO2k
- TLSH T18C35231873E9C436F5E679385E32A1D205FCBE764E70904E6B99292C0DB0F82D6B4763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI54BD.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\MSI54BD.tmp-\ScreenConnect.Core.dll
- Size 536KB
- SHA256 a2e9752de49d18e885cbd61b29905983d44b4bc0379a244bfabdaa3188c01f0a
- MD5 14e7489ffebbb5a2ea500f796d881ad9
- SHA1 0323ee0e1faa4aa0e33fb6c6147290aa71637ebd
- SHA512 2110113240b7d803d8271139e0a2439dbc86ae8719ecd8b132bbda2520f22dc3f169598c8e966ac9c0a40e617219cb8fe8aac674904f6a1ae92d4ac1e20627cd
- SSDEEP 12288:xC2YKhQCNc6kVTplfWL/YTHUYCBdySISYz:HhE6O7WL/EC
- TLSH T12BC47D2233AC9A2EC56E133BB072915DC5F0E906351AF79F76C5E5BC2EC27450E112EA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI54BD.tmp-\ScreenConnect.InstallerActions.dll
- Size 11KB
- SHA256 d727a640723d192aa3ece213a173381682041cb28d8bd71781524dbae3ddbf62
- MD5 73a24164d8408254b77f3a2c57a22ab4
- SHA1 ea0215721f66a93d67019d11c4e588a547cc2ad6
- SHA512 650d4320d9246aaecd596ac8b540bf7612ec7a8f60ecaa6e9c27b547b751386222ab926d0c915698d0bb20556475da507895981c072852804f0b42fdda02b844
- SSDEEP 192:V8/Qp6lCJuV3jHXtyVNamVNG1YZfCrMmbfHJ7kjvLjbuLd9NEFbM64:y/cBJaLXt2NaheUrMmb/FkjvLjbuZj64
- TLSH T1F932E70077DC533AE8BE1F78EEB361910A71FB64A011DF2E18CCA1569C367449EA07A3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI54BD.tmp-\ScreenConnect.Windows.dll
- Size 1.6MB
- SHA256 84a09ed81afc5ff9a17f81763c044c82a2d9e26f852de528112153ee9ab041d0
- MD5 9ad3964ba3ad24c42c567e47f88c82b2
- SHA1 6b4b581fc4e3ecb91b24ec601daa0594106bcc5d
- SHA512 ce557a89c0fe6de59046116c1e262a36bbc3d561a91e44dcda022bef72cb75742c8b01bedcc5b9b999e07d8de1f94c665dd85d277e981b27b6bfebeaf9e58097
- SSDEEP 24576:dx5xeYkYFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPo:dx5xTkYJkGYYpT0+TFiH7efP
- TLSH T1DC85BD41E2C365F5D46B047888BF572ABA743C080315CAFB97D4AE396D33BC09A36756
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\a131a6da90813bdf\ScreenConnect.ClientSetup.msi
- Size 9.5MB
- SHA256 ecb145484a5bc6408be32e240445414996bf5047faa031ebcdfea05b3122a95f
- MD5 a51a88d3af5b5241a9972f25ecb1bbe0
- SHA1 9c7b0ff742d9e6869f1d76b3d50aae1afadbeb2e
- SHA512 e6b21bd3a305c704b142b9ad4dd5c38cc33ff70de7c2178bb18485d204eef6d9e58ed6195631ee283f46738ee5df8dec3e10e0b5f952ed9e79f182d38749031e
- SSDEEP 98304:KwJ4t1h0cG5FGJRPxow8OiwJ4t1h0cG5vwJ4t1h0cG5RwJ4t1h0cG5pwJ4t1h0cW:XWh0cGwdWh0cGCWh0cG4Wh0cGMWh0cG
- TLSH T18BA6232523FD801AE8F75A7DED3682F45972BE64CF22C11E9328B90D2974D4096727B3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIA55F.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 5bcf63e3258a1ef2033f698aac0b7aa9393ac16498c6a56fa4ae9e32f78630fb
- MD5 d528c8243b4d1fd988fa3ed681ec3017
- SHA1 09c9a2d1dfbad539b0680cbf41700f74389cb317
- SHA512 1a872834fe8855e447918fd918ffa706e855501b4c8f8885532f6ceccc06a2183fb2471c287bd85ee7aa0e9e9a5213ea012dcff2fe60ae57523e1284fa652574
- SSDEEP 24576:+Fo3DMPjdoO/vvTL/ygCCC1wfLeIpblREfUg9fMKU3MaZlTy84x2yrYj2+U:QHg
- TLSH T12E57B22436F92210E7B79F3CA8F06A234D397D5B9D15DE8D05451B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{c4eee659-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{002ba83b-a4ba-4ea6-bc8b-2c5d0e707991}_OnDiskSnapshotProp
- Size 6KB
- SHA256 afe46d7d0482f122a27c8c3df27906b05268ccb1919317666e778d78171640f7
- MD5 6afacdf583b12ee43532e576281c2a8d
- SHA1 2b6bcfa9436a2b6e6b13d67ba636952fefe8fe73
- SHA512 564d38df238754ed83bc6afaefa54f46b3654f3ad79014e736889113bed252cc7afd4faff88abb1757b5fb0b1b33ca296ee5340bceddd190694485dbddbf8212
- SSDEEP 96:FtXgGGamkvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:DwG1Pb++uVm
- TLSH T1D3D188081AE54311E2B3AB7129F18557A877B911FF33CB8E0198238E6621A10F975F6F
- MD5 SHA1 SHA512 SSDEEP TLSH