Analysis
- max time kernel
148s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 12:20
Static task
static1
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
17 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 12.2MB
- Sample261002-php32av1ew
- SHA256 69d7f72f053d968dd6bf6f4df075eddc455d7c82626a3e2309654dd6a323ebf0
- MD5 67e7ab4bf18ec1069774eba4df1b369e
- SHA1 f8b9e00a62fa26831c480dad77b90ad8cbfd4256
- SHA512 fc92c6438da6fbb1c0d70e76244b535b9d946768908726a8ef1d95cd8b8d87ebd1b43b4789a0b03857ed178ee3283538490b383db74caa2eed227a6b0f57271d
- SSDEEP 98304:33GF0s6efPaMn1Giy8E1PqhgG6ztZNK9aNGXMn1Giy8E1PqhAMn1Giy8E1PqhvMf:HGufefPFZWi2z3I96LZWijZWiuZWij
- TLSH T1CAD61211B3E691B5E0BF0638D87A62666631BC128751C7AF6794BE792D327C08E31373
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 2 4864 msiexec.exe 3 5984 rundll32.exe - Enumerates connected drives 3 TTPs 47 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process 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) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe \??\F:\ msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe - Drops file in Program Files directory 14 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (1ea8d724baefd0d3)\ScreenConnect.Client.dll msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\Installer\e5998cb.msi msiexec.exe File opened for modification C:\Windows\Installer\e5998cb.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\ msiexec.exe File created C:\Windows\Installer\{2B556A61-9591-172D-14E4-9E4720C40531}\DefaultIcon msiexec.exe File created C:\Windows\Installer\SourceHash{2B556A61-9591-172D-14E4-9E4720C40531} msiexec.exe File opened for modification C:\Windows\Installer\MSI9DAD.tmp msiexec.exe File created C:\Windows\SystemTemp\~DFFE9BE61686FEE763.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSI9DED.tmp msiexec.exe File created C:\Windows\Installer\e5998cd.msi msiexec.exe File created C:\Windows\SystemTemp\~DF571633C41738A461.TMP msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DFA5CA49EED78CEE7C.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFE39A2724F4A4F1A6.TMP msiexec.exe File opened for modification C:\Windows\Installer\{2B556A61-9591-172D-14E4-9E4720C40531}\DefaultIcon msiexec.exe - Loads dropped DLL 31 IoCs
pid Process 5920 MsiExec.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 1668 rundll32.exe 5920 MsiExec.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5984 rundll32.exe 5920 MsiExec.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5928 rundll32.exe 5612 MsiExec.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.exe - System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process 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 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 - 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 = 000000000400000094b15be3c89983180000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380194b15be30000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410194b15be3000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e394b15be300000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e694b15be300000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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\sc-1ea8d724baefd0d3\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3\shell\open msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-1ea8d724baefd0d3 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\16A655B21959D271414EE974024C5013\Full msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\ProductIcon = "C:\\Windows\\Installer\\{2B556A61-9591-172D-14E4-9E4720C40531}\\DefaultIcon" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.6.5.9742\\1ea8d724baefd0d3\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-1ea8d724baefd0d3\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\ProductName = "ScreenConnect Client (1ea8d724baefd0d3)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\Language = "1033" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\26.6.5.9742\\1ea8d724baefd0d3\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3\shell msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\E7229F949C407E75E18A7D42ABFE0D3D msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\Version = "436600837" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\Assignment = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3\URL Protocol msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (1ea8d724baefd0d3)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\PackageCode = "16A655B21959D271414EE974024C5013" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\SourceList\Media msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-1ea8d724baefd0d3\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\16A655B21959D271414EE974024C5013 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\16A655B21959D271414EE974024C5013\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\E7229F949C407E75E18A7D42ABFE0D3D\16A655B21959D271414EE974024C5013 msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4664 msiexec.exe 4664 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4704 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 4864 msiexec.exe Token: SeIncreaseQuotaPrivilege 4864 msiexec.exe Token: SeSecurityPrivilege 4664 msiexec.exe Token: SeCreateTokenPrivilege 4864 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4864 msiexec.exe Token: SeLockMemoryPrivilege 4864 msiexec.exe Token: SeIncreaseQuotaPrivilege 4864 msiexec.exe Token: SeMachineAccountPrivilege 4864 msiexec.exe Token: SeTcbPrivilege 4864 msiexec.exe Token: SeSecurityPrivilege 4864 msiexec.exe Token: SeTakeOwnershipPrivilege 4864 msiexec.exe Token: SeLoadDriverPrivilege 4864 msiexec.exe Token: SeSystemProfilePrivilege 4864 msiexec.exe Token: SeSystemtimePrivilege 4864 msiexec.exe Token: SeProfSingleProcessPrivilege 4864 msiexec.exe Token: SeIncBasePriorityPrivilege 4864 msiexec.exe Token: SeCreatePagefilePrivilege 4864 msiexec.exe Token: SeCreatePermanentPrivilege 4864 msiexec.exe Token: SeBackupPrivilege 4864 msiexec.exe Token: SeRestorePrivilege 4864 msiexec.exe Token: SeShutdownPrivilege 4864 msiexec.exe Token: SeDebugPrivilege 4864 msiexec.exe Token: SeAuditPrivilege 4864 msiexec.exe Token: SeSystemEnvironmentPrivilege 4864 msiexec.exe Token: SeChangeNotifyPrivilege 4864 msiexec.exe Token: SeRemoteShutdownPrivilege 4864 msiexec.exe Token: SeUndockPrivilege 4864 msiexec.exe Token: SeSyncAgentPrivilege 4864 msiexec.exe Token: SeEnableDelegationPrivilege 4864 msiexec.exe Token: SeManageVolumePrivilege 4864 msiexec.exe Token: SeImpersonatePrivilege 4864 msiexec.exe Token: SeCreateGlobalPrivilege 4864 msiexec.exe Token: SeCreateTokenPrivilege 4864 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4864 msiexec.exe Token: SeLockMemoryPrivilege 4864 msiexec.exe Token: SeIncreaseQuotaPrivilege 4864 msiexec.exe Token: SeMachineAccountPrivilege 4864 msiexec.exe Token: SeTcbPrivilege 4864 msiexec.exe Token: SeSecurityPrivilege 4864 msiexec.exe Token: SeTakeOwnershipPrivilege 4864 msiexec.exe Token: SeLoadDriverPrivilege 4864 msiexec.exe Token: SeSystemProfilePrivilege 4864 msiexec.exe Token: SeSystemtimePrivilege 4864 msiexec.exe Token: SeProfSingleProcessPrivilege 4864 msiexec.exe Token: SeIncBasePriorityPrivilege 4864 msiexec.exe Token: SeCreatePagefilePrivilege 4864 msiexec.exe Token: SeCreatePermanentPrivilege 4864 msiexec.exe Token: SeBackupPrivilege 4864 msiexec.exe Token: SeRestorePrivilege 4864 msiexec.exe Token: SeShutdownPrivilege 4864 msiexec.exe Token: SeDebugPrivilege 4864 msiexec.exe Token: SeAuditPrivilege 4864 msiexec.exe Token: SeSystemEnvironmentPrivilege 4864 msiexec.exe Token: SeChangeNotifyPrivilege 4864 msiexec.exe Token: SeRemoteShutdownPrivilege 4864 msiexec.exe Token: SeUndockPrivilege 4864 msiexec.exe Token: SeSyncAgentPrivilege 4864 msiexec.exe Token: SeEnableDelegationPrivilege 4864 msiexec.exe Token: SeManageVolumePrivilege 4864 msiexec.exe Token: SeImpersonatePrivilege 4864 msiexec.exe Token: SeCreateGlobalPrivilege 4864 msiexec.exe Token: SeCreateTokenPrivilege 4864 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4864 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4864 msiexec.exe 4864 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4864 msiexec.exe 4664 msiexec.exe 5920 MsiExec.exe 5612 MsiExec.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4704 wrote to memory of 4864 4704 ScreenConnect.ClientSetup.exe 89 PID 4664 wrote to memory of 5920 4664 msiexec.exe 91 PID 5920 wrote to memory of 1668 5920 MsiExec.exe 92 PID 5920 wrote to memory of 5984 5920 MsiExec.exe 93 PID 5920 wrote to memory of 5928 5920 MsiExec.exe 94 PID 4664 wrote to memory of 6012 4664 msiexec.exe 99 PID 4664 wrote to memory of 5612 4664 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:\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:4704 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.5.9742\1ea8d724baefd0d3\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"2⤵
- Badlisted process makes network request
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4864
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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:4664 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 4F59B985BA44F494FE6D4AA987FB4FCA C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI4D0D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240733562 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1668
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C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI4F40.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240734062 8 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw3⤵
- Badlisted process makes network request
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:5984
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C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI551D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240735562 15 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:5928
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:6012
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 278B5D64AD629CE8A29C7C89C1143F512⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5612
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:1660
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e5998cc.rbs
- Size 10KB
- SHA256 46ea8ce2d2dbbd3090c41aaa9945c59bf2bc48433fc62249e019431aab9d728d
- MD5 09a44a1bd15a6f7464b0504a15824945
- SHA1 27b079e77b123c42c08178b9c5819353404e25bc
- SHA512 17794cc8d4c11d7148b58afe107a30c0aa56601a5f810989818d04451f497a9515647d493ef517d4cd223696e3b58b622e811d85ee0043fa3a9232682c36aae6
- SSDEEP 96:FmBdLDy4AtXGYfbwDCHk7TUHGWCsThq7UHGWC6je+O2SKThqoHTO5jPXnX4hOkCt:FOLDy4iUDCOAmFItmFxkUxnBhpI+
- TLSH T10D22EF81B60491E1FB971B32C71A1E203BB2DEE42305730B94DD96748ED27895BBC5DA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI4D0D.tmp
- Size 1.1MB
- SHA256 400ff5b9a4439339876282909b23c397ffa208f4bcf64460fa2521284acf0b6e
- MD5 44c34653e3a134ae0477da3063fd2ba4
- SHA1 d1c872aa0b4a098d71153f5a0f526404590e385c
- SHA512 63c937dafe933c1b65e9b82c77205788693752ddec6b7f9d6153e89b1242bcee2dc24bd17704b0cd99702a3d0b4ab29e3f312e0399fb9554de413cd736c3fba0
- SSDEEP 24576:bUUGGa/LkG02xsOx2sk77KuR0KYFze9qB6qxyp+8lkmhihP:sGa/LW2aOcs47CvFK9DwvNhP
- TLSH T14235231033A54579F2A537714D74B3B139BE75722DB0804E7B8E49B90EA0BC2E9B8723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI4D0D.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\MSI4D0D.tmp-\ScreenConnect.Core.dll
- Size 572KB
- SHA256 74f2d225b492eb77a5654bcaafec5162d0c5f72de884daa4c32daf54e2bff3d7
- MD5 b759084c5614aacb33fec8faccd0c5ad
- SHA1 d9a6c9802092d9ec4e7e9eb0872127d74db4bfd4
- SHA512 5fc322836cfbf4cc93ac0b5c4d9a64a68507d372ad0bb731902a50b07bd6fbf0f40fab1a77028cc9c63b0f0f93158f82d274fe7abaa64a01a74b8879213d80ae
- SSDEEP 6144:SobZO37pir0uomvrTk8AG2sTwR87HNSxyoiuHiWm9kzKY7vhNS/chwDTax4kzm7c:DZnAuhy7CsJlHiWKPYbhN4A
- TLSH T16AC48D3073A4A776C5AE1B7AE472619103B0F413659AF35B7B85E5F92DC23C88F107A2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI4D0D.tmp-\ScreenConnect.Windows.dll
- Size 1.7MB
- SHA256 93f910f732855000861c1b4e6c55a2dee0a8cbb2172d89c7a2bc99053746c193
- MD5 9edc01ae0bafe0a1c610d9c8014ad563
- SHA1 5fbf0ba61aaaae5b506d78ca862286a676a61fbf
- SHA512 366acaf50cef7626e6644dfd2e8a3c878de533be51f03e4ac205139bcf210615f5a0b0ee40d5fc4fe562eae7ee7d025e45b9ccc3279901ce400578441ba45928
- SSDEEP 24576:okFuqFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPTsUw:NFuqJkGYYpT0+TFiH7efP
- TLSH T16085BD41E2C364F5D46B047888BF572ABA743C080365CAFB97D4AE366D33BC09A36756
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI4F40.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\MSI4F40.tmp-\ScreenConnect.InstallerActions.dll
- Size 24KB
- SHA256 2022f13b1f562d3cbef3a3926f0370a2de64e57ff281a121f90001a47499a356
- MD5 8cc4a6f44f2afd49b9e8810daad0ebf7
- SHA1 022165dae77ac02c8b20e43c4aeefe9566f98171
- SHA512 491eb66bbcfe521cae8e2c2811fe013b23d6f2787f7075c625987769eb9f92d984615f5c12c9ae21df57f4f25ffe59a3670bb5e9f57934054ce8edf1c36ffdd7
- SSDEEP 384:MCazzV1VTsaS8hQlLkmoAEV7NaNeirM0dbMsFkjvZB720Wi2X:FazC9EVMcLv14
- TLSH T1C7B2D620678DE27AF9EA1634B563FBB001B37DB3CCE9DA8565A420153D253E04FB5B06
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI4F40.tmp-\ScreenConnect.WindowsInstaller.dll
- Size 137KB
- SHA256 361bbc692084841e4c8d22c89ca89c711d0fe17bc8759241736531a2f28de25b
- MD5 72899e40e3d32282fd63c34b87b9385c
- SHA1 5ad8f5020613acfaa84259809c373cc144af9076
- SHA512 d2ac73c6b7b093fa209e78f3a8e95e7b9487fa1ff802f9928ad10fa2178cbfd545afe3f7644dc67a4d988280a4814955a46d1984d755aea7409836813f0de2e3
- SSDEEP 1536:fU7AWOVH+oj12lAW5SDVzdi43b12vPDKukpQBhX6dhloZDutUVfh5U3KiQtlJxMg:fUADVZ12l4L12v2ukpQQWVfj2H6oG
- TLSH T18BD3393463AC9A77F6EF5ABDE470B1440BF2B527B4D2F78E594864F818127D04A2036B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.5.9742\1ea8d724baefd0d3\ScreenConnect.ClientSetup.msi
- Size 9.8MB
- SHA256 eca2f1219ace3d7193d9241545019d91a3a317c3a3e1e6c39d9bb1c31213ed54
- MD5 91ef12d92fce37ae24850cda8c503658
- SHA1 3f5e3be0316fc87b1d959fceecab100a6d40428e
- SHA512 a1aaac7206b340367b88ecef9af0a6fc5e6c3fdf37723c7fc07c199d7dc4cee91a24a7a12c28a45a25426d6e44897e9656454b46ba475acb3c13cf49182835e7
- SSDEEP 98304:mMn1Giy8E1PqhgG6ztZNK9aNGXMn1Giy8E1PqhAMn1Giy8E1PqhvMn1Giy8E1Pqh:RZWi2z3I96LZWijZWiuZWi
- TLSH T167A6232123FAC168F1B61B35D93965B56936BD12DA22C04F1364BE6E3C31F949A72333
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI9DED.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 0df85cbc73cd2266e8914d36b3c331635836f7105c77dcd8811be989c286b896
- MD5 bb673a58056e81c1838605e016d04ea3
- SHA1 cf6fa28aa0f917f3f5e325ba7b806d4aec341c54
- SHA512 f56c8794890030c890f49499ee769bf76d08f773af7cae9b02bf860026d65de4b2aac2764f9e70987cf340a257339b4ea4f26b2127aee23036f48fb7ed0eb7c5
- SSDEEP 24576:UFo3DMPPdoO/vvTL/SwddCFgfr+XG7a+kQ7vtwTVLYzK5qcN8Yh2dEns5OR:qHE
- TLSH T1F257A22436F92120E7B79E3CB8F06A63493D7D5BAC15DE8D45411B4E0822B71E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{e35bb194-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{dd86a107-8b80-4a2d-92b5-7d96666d777a}_OnDiskSnapshotProp
- Size 6KB
- SHA256 45221497c5f01f9f1ad9779c7f332d9a22352e47f3b6ee08eae1de93209bd82c
- MD5 27a809a7975bcdf7f426687c84611b96
- SHA1 0b7f2556d2bb40223cd3d768e2640f213e7ae511
- SHA512 a037f40a86ba62013fd7f0d231502b3a65995fc1ee4f8807d26b59c1acb24ad39f0e4b29849c3ea2e7c0d4086dbc4ec27248b8a90a560f4a02da11d01fe4b821
- SSDEEP 96:FnMNL8diyvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:lMNL2b++uVm
- TLSH T1A6D177185AF54311E2B3AB7128F14557A837B911EF33CB8E0298238E6671A10F975F6F
- MD5 SHA1 SHA512 SSDEEP TLSH