Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 21:09
Static task
static1
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.msi
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.msi
- Size 9.8MB
- Sample260810-zzyfvaaf37
- SHA256 8708bd6ed5d05c4515c8b9e5159d86f7b4a8b0c27d25313a0211d97ccdfb9d51
- MD5 6d251ab9aac08c0a7068501d205f3283
- SHA1 65a8d5c3f3595ee72ab24b63930264885201c554
- SHA512 4e32346a804ba0998a9eda4d3f21e2f12a23655b473013f17282f4606ac69e984ed6090cd20bfa8b698cabb173151135a6fd74dfbd27de81755e0e10dccba1be
- SSDEEP 196608:Weq5KqDBCDkSt+QEreq5KqDBCDkSt3eq5KqDBCDkSt6eq5KqDBCDkSt:bq5VDBCDx+QEKq5VDBCDxOq5VDBCDx3T
- TLSH T1A1A6233267E8D425F1B60B3AEC3A86B16A39BD10DF15C40F2364784D6971D81C6A37BB
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 3 4112 msiexec.exe 5 4884 rundll32.exe 7 4112 msiexec.exe - Loads dropped DLL 31 IoCs
pid Process 5368 MsiExec.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 2264 rundll32.exe 5368 MsiExec.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 4884 rundll32.exe 5368 MsiExec.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 368 rundll32.exe 5648 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) \??\H: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: 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) \??\D: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe - Drops file in Program Files directory 14 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (cfb13a89471820c3)\ScreenConnect.WindowsClient.exe msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\SystemTemp\~DF94AE0FF5EF0260EA.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF71C2E5645B685C8A.TMP msiexec.exe File created C:\Windows\Installer\e597507.msi msiexec.exe File created C:\Windows\SystemTemp\~DFD8527176C23026E9.TMP msiexec.exe File created C:\Windows\Installer\SourceHash{E49C82A8-FB86-88DF-1070-25811B8A0A9A} msiexec.exe File opened for modification C:\Windows\Installer\{E49C82A8-FB86-88DF-1070-25811B8A0A9A}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\e597507.msi msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File opened for modification C:\Windows\Installer\MSI7A56.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI7A77.tmp 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\ msiexec.exe File created C:\Windows\Installer\e597509.msi msiexec.exe File created C:\Windows\Installer\{E49C82A8-FB86-88DF-1070-25811B8A0A9A}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF38B8AB271877AA53.TMP msiexec.exe - Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 4112 msiexec.exe - 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 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.
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 = 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 - 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-cfb13a89471820c3 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (cfb13a89471820c3)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\8A28C94E68BFFD8801075218B1A8A0A9 msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\shell msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\Version = "436469763" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\ProductIcon = "C:\\Windows\\Installer\\{E49C82A8-FB86-88DF-1070-25811B8A0A9A}\\DefaultIcon" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\shell\open msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\D4DED9E531A58CA6FC1BA3987481023C msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-cfb13a89471820c3\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\Media msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\ProductName = "ScreenConnect Client (cfb13a89471820c3)" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\PackageCode = "8A28C94E68BFFD8801075218B1A8A0A9" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\UseOriginalUrlEncoding = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\8A28C94E68BFFD8801075218B1A8A0A9\Full msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-cfb13a89471820c3\URL Protocol msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\D4DED9E531A58CA6FC1BA3987481023C\8A28C94E68BFFD8801075218B1A8A0A9 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8A28C94E68BFFD8801075218B1A8A0A9\SourceList msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2268 msiexec.exe 2268 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4112 msiexec.exe Token: SeIncreaseQuotaPrivilege 4112 msiexec.exe Token: SeSecurityPrivilege 2268 msiexec.exe Token: SeCreateTokenPrivilege 4112 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4112 msiexec.exe Token: SeLockMemoryPrivilege 4112 msiexec.exe Token: SeIncreaseQuotaPrivilege 4112 msiexec.exe Token: SeMachineAccountPrivilege 4112 msiexec.exe Token: SeTcbPrivilege 4112 msiexec.exe Token: SeSecurityPrivilege 4112 msiexec.exe Token: SeTakeOwnershipPrivilege 4112 msiexec.exe Token: SeLoadDriverPrivilege 4112 msiexec.exe Token: SeSystemProfilePrivilege 4112 msiexec.exe Token: SeSystemtimePrivilege 4112 msiexec.exe Token: SeProfSingleProcessPrivilege 4112 msiexec.exe Token: SeIncBasePriorityPrivilege 4112 msiexec.exe Token: SeCreatePagefilePrivilege 4112 msiexec.exe Token: SeCreatePermanentPrivilege 4112 msiexec.exe Token: SeBackupPrivilege 4112 msiexec.exe Token: SeRestorePrivilege 4112 msiexec.exe Token: SeShutdownPrivilege 4112 msiexec.exe Token: SeDebugPrivilege 4112 msiexec.exe Token: SeAuditPrivilege 4112 msiexec.exe Token: SeSystemEnvironmentPrivilege 4112 msiexec.exe Token: SeChangeNotifyPrivilege 4112 msiexec.exe Token: SeRemoteShutdownPrivilege 4112 msiexec.exe Token: SeUndockPrivilege 4112 msiexec.exe Token: SeSyncAgentPrivilege 4112 msiexec.exe Token: SeEnableDelegationPrivilege 4112 msiexec.exe Token: SeManageVolumePrivilege 4112 msiexec.exe Token: SeImpersonatePrivilege 4112 msiexec.exe Token: SeCreateGlobalPrivilege 4112 msiexec.exe Token: SeCreateTokenPrivilege 4112 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4112 msiexec.exe Token: SeLockMemoryPrivilege 4112 msiexec.exe Token: SeIncreaseQuotaPrivilege 4112 msiexec.exe Token: SeMachineAccountPrivilege 4112 msiexec.exe Token: SeTcbPrivilege 4112 msiexec.exe Token: SeSecurityPrivilege 4112 msiexec.exe Token: SeTakeOwnershipPrivilege 4112 msiexec.exe Token: SeLoadDriverPrivilege 4112 msiexec.exe Token: SeSystemProfilePrivilege 4112 msiexec.exe Token: SeSystemtimePrivilege 4112 msiexec.exe Token: SeProfSingleProcessPrivilege 4112 msiexec.exe Token: SeIncBasePriorityPrivilege 4112 msiexec.exe Token: SeCreatePagefilePrivilege 4112 msiexec.exe Token: SeCreatePermanentPrivilege 4112 msiexec.exe Token: SeBackupPrivilege 4112 msiexec.exe Token: SeRestorePrivilege 4112 msiexec.exe Token: SeShutdownPrivilege 4112 msiexec.exe Token: SeDebugPrivilege 4112 msiexec.exe Token: SeAuditPrivilege 4112 msiexec.exe Token: SeSystemEnvironmentPrivilege 4112 msiexec.exe Token: SeChangeNotifyPrivilege 4112 msiexec.exe Token: SeRemoteShutdownPrivilege 4112 msiexec.exe Token: SeUndockPrivilege 4112 msiexec.exe Token: SeSyncAgentPrivilege 4112 msiexec.exe Token: SeEnableDelegationPrivilege 4112 msiexec.exe Token: SeManageVolumePrivilege 4112 msiexec.exe Token: SeImpersonatePrivilege 4112 msiexec.exe Token: SeCreateGlobalPrivilege 4112 msiexec.exe Token: SeCreateTokenPrivilege 4112 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4112 msiexec.exe Token: SeLockMemoryPrivilege 4112 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4112 msiexec.exe 4112 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4112 msiexec.exe 2268 msiexec.exe 5368 MsiExec.exe 5648 MsiExec.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2268 wrote to memory of 5368 2268 msiexec.exe 90 PID 5368 wrote to memory of 2264 5368 MsiExec.exe 91 PID 5368 wrote to memory of 4884 5368 MsiExec.exe 92 PID 5368 wrote to memory of 368 5368 MsiExec.exe 93 PID 2268 wrote to memory of 6080 2268 msiexec.exe 99 PID 2268 wrote to memory of 5648 2268 msiexec.exe 101 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.msi1⤵
- Badlisted process makes network request
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4112
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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:2268 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 1A022C310649FBF1DAC4075C61A4D581 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5368 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI214A.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240722500 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2264
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C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI2746.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240723812 8 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw3⤵
- Badlisted process makes network request
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4884
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C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI2E4C.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240725812 15 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:368
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:6080
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding E1EF6F2762665DB80D910FBD9DEF90F82⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5648
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4476
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e597508.rbs
- Size 10KB
- SHA256 4037fa5961a0373380f33c02dc47c0eb71fb4334b0a79a995e4bc4aebfe726f0
- MD5 d8b231ab8ff6a6cb9222f5f71548b9a2
- SHA1 9be3d027318819ff9a8e9b07ee038301d50713d0
- SHA512 552ba487aa8fa468e802af5a6b3754852c5af0f8c75164e5d09867f875febabcaae10d2556b67fe68c9599f184e2e90366114c1879add76ff5e7c60958de7621
- SSDEEP 96:agb1ROl9MhZyOAlvGIfDUfCTkKk4+UAKXCsThqYUAKXC6jQjHkxkbiThqeHj3nAM:aM+9MhZyOGEfClRDSIyDSpCXQhn3GpSw
- TLSH T11E22EC057204A9F1F6620B71DB471F103B72AFE5A391220B5AC854788E93B86EB7D2D7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI214A.tmp
- Size 1.1MB
- SHA256 18bacfd2a7c95800b6279cb8731bf03c8bbb526f5bc3790254a8e06d7ceee8ad
- MD5 de6e7dfe9dd634ac9d38773353ef7819
- SHA1 714c4d51644966f75384d5df46a26152677ebc26
- SHA512 b6fbcd165d21524adcd2763ad8f195df3c3fcbe0fdc6637b4f462bc328e92e8357a6c5eaa7705e40d9d24cae8ceeb8dbf065c5c9fc8c1d4bc8371e23feef4f03
- SSDEEP 24576:rUUGGJvVfMjrX2NZ2QNNfAGKBvAZA2OdFgVllX+06L7h:cGJNZT2TGKpKJOduLlu08N
- TLSH T1DE35237176A4C132F3A62B311C70A26155F8B9766DF8804F779D03BD9EE0B81E662327
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI214A.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\MSI214A.tmp-\ScreenConnect.Core.dll
- Size 567KB
- SHA256 15fec18d3a8990cdb540897ede61227353165668048c001164fcd22233cc8390
- MD5 bbfa13f0a1213839b8538d7bf5b59729
- SHA1 58149ef3d2d898b71fe418ab578f81601b0aa860
- SHA512 35c73f51e72f51984b637b9c2a50624b629dab67b89e13d7fa9d5f95ef8d205a2c75d1c97d7c00ce630cd0dca440cd93d1feeb077c19fa2ef044f1136830b892
- SSDEEP 6144:gJv2rM+MrJSR1wrpiTw8iXlcY2BbVEBc8fXySJPluAPb2iS/ChwDTax4kxPhUTxv:Y2QTWo4T3ccY2BbV8ZJPlpPb2iLM
- TLSH T179C48D1973A88377C9DE0B7AE07055660F70E40424FBE76B7698F4A62CA33848D447E7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI214A.tmp-\ScreenConnect.InstallerActions.dll
- Size 24KB
- SHA256 c1142cc3ae09a7d3b5392539c29cbeb585543a38c93e37e55d82cbe0bb56d588
- MD5 8ddf92d9e3add16db1614fd3cc92b65c
- SHA1 53617a5c181b46d1feaf7bfe4089310a6498fb44
- SHA512 550271d4fad8e7ae2905e99fb14e23613d3aaae873c2b3f6676f968a15fe26391c9638a4ac1d224df83221da8e4f1184ad7e3d19afe3a0365251b338357396a6
- SSDEEP 384:n2azzV1VTsaS8hQlLkmoAUV7NaNeirM0dbMsFkjvZBVq20imZm:2azC9UVMcLv4w
- TLSH T17FB2D620678DE27AF9EA1634B563F7B011B3BDB3CCE9DA8525A420153D253E04FB5B06
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI214A.tmp-\ScreenConnect.Windows.dll
- Size 1.7MB
- SHA256 ae3005e1ca932eccde09c479fde2ecf8ea2feeb908dec4f0c830eab671276454
- MD5 9ce87a0b14a55ab8ad17602ea10f8cd9
- SHA1 e0674df443bf5aaeb91557629c45d921576cda68
- SHA512 d4335121dcfb052fc3b9e20ff0109b26b7325185be02ae40d55aa807ddfe915292b775a7899ca27610c663a711ea70aca6ad6d26fb6aa0bfff466043a4e2909b
- SSDEEP 24576:sBjf5QN9Fj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPo:QQN9JkGYYpT0+TFiH7efP
- TLSH T1E185AD41E2C364F5D46B047888BF972ABA743C040365CAFB97D4AE366D33BC09A36756
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI2746.tmp-\CustomAction.config
- Size 234B
- SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
- MD5 6f52ebea639fd7cefca18d9e5272463e
- SHA1 b5e8387c2eb20dd37df8f4a3b9b0e875fa5415e3
- SHA512 b5960066430ed40383d39365eadb3688cadadfeca382404924024c908e32c670afabd37ab41ff9e6ac97491a5eb8b55367d7199002bf8569cf545434ab2f271a
- TLSH T18CD0A70405D0FD1B5E231A2337524559FF34B1E290A44408B06F3A130A220CD4757317
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI2746.tmp-\ScreenConnect.WindowsInstaller.dll
- Size 137KB
- SHA256 7c27380976a5befc5a947e129eb464123f46d06cf0eb7f984ced921f36e1d0e7
- MD5 9a608a8c0652b8ef1be1ca636e1d1238
- SHA1 08a05849a0e93ad8bc47f34d326d0e4b11bb4306
- SHA512 21955e47312cc4bdd3411c6f7cd6fa4aaa4f1fde696dd589d57b461c24619f74007d9b860029162728daf8d23809542ed2cc1c30262252196c22cb2ab5531757
- SSDEEP 1536:Zz6PudmhTuM6szFfJ49H/8P43rO6A16dTKHkvDutUVfh5U3KiQtlJEWq8qo0yN:ZGPudRM6oT4bXyk1VfjEDnU
- TLSH T1DFD3393463AC9A37E6EF5AB9E431B1440BF2B527B4E3F78D694864F81C127914B20367
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI7A77.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 C:\Windows\Installer\e597507.msi
- Size 9.8MB
- SHA256 8708bd6ed5d05c4515c8b9e5159d86f7b4a8b0c27d25313a0211d97ccdfb9d51
- MD5 6d251ab9aac08c0a7068501d205f3283
- SHA1 65a8d5c3f3595ee72ab24b63930264885201c554
- SHA512 4e32346a804ba0998a9eda4d3f21e2f12a23655b473013f17282f4606ac69e984ed6090cd20bfa8b698cabb173151135a6fd74dfbd27de81755e0e10dccba1be
- SSDEEP 196608:Weq5KqDBCDkSt+QEreq5KqDBCDkSt3eq5KqDBCDkSt6eq5KqDBCDkSt:bq5VDBCDx+QEKq5VDBCDxOq5VDBCDx3T
- TLSH T1A1A6233267E8D425F1B60B3AEC3A86B16A39BD10DF15C40F2364784D6971D81C6A37BB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 a4ba9166ecf654ab3fadf3e90360740634eae2082de9b26ac7661896575bb174
- MD5 282219a07f5374d14772ceafb11180ee
- SHA1 c35d7b851dc755a6ea546dbd9b5268e096f691a1
- SHA512 058ede1bdb82da2382a50778f5bc78a7b1c7cb7fb0d803af9c872e8bb38e03c7661a5dbb05543dfbb4a875753de4ee1c5e5235e0d222d287c42f3a7fc4e0d7e2
- SSDEEP 24576:UFo3DMPZdoO/vvTL/yQAQiFAvLeqrLXzU9WCtNuYm1ua5nxg8IhWwpKx0ue:gHM
- TLSH T1AF57A52476F92200E7B79E3CA8F06A238D397D579C15DE8D45421B4E0922F71E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{a86fd935-d155-4732-b325-5ca80e618198}_OnDiskSnapshotProp
- Size 6KB
- SHA256 6d086799e8182f28cae8cd344c1f41aeef3b5639a09fe064e4437a5d0c56911c
- MD5 17b6186685d168945556a338967b774a
- SHA1 66201cfb46f1f618b7c7e91b96cb18231dc641f9
- SHA512 0efcc5c06c44fa1878bca14440eaf9f78a37b41357fc12c402a0a0a11a43406e980bff024a463586d43f0f49ed076988c4b53903424665a69d258ac842e99466
- SSDEEP 96:FFK0fvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:bnb++uVm
- TLSH T147D197081AF54311E2B3AB3128F18557A877B911EF33CB8E0198238E6631A10F975F6F
- MD5 SHA1 SHA512 SSDEEP TLSH