Analysis
- max time kernel
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 00:17
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
win11-20260513-en
windows11-21h2-x64
15 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.5MB
- Sample260602-alhe2aaz2m
- SHA256 fc5b7d8c69520851bec746e5db338db2fd1981c78da6f0c542d9dc4541e5f0d0
- MD5 3fc988c75114dc5b971e760fb6f6961c
- SHA1 151d9aa9b9aa4ae0739b31a5daa18a0d9598af57
- SHA512 9390ea47e5a9e200a321f2d66f413d1c1852c9c4d9f19440bc2991bbd2b241fdbbc4bbc31ca306686931aa29c3d9496795209cc8f71b036e3e72f1b48e787838
- SSDEEP 98304:LzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zlF:LhfefPtHxcp9ym3nltDUJVj
- TLSH T13846E101B3D695BAD1BF1638D87A52656774BC048312CBBF5794BD392E32BC08E32366
- 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/756-4-0x00000000054C0000-0x00000000057B2000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 4020 MsiExec.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 4420 rundll32.exe 1620 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) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\S: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\Client.Override.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (7991f1c4215e4be0)\Client.en-US.resources msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\SystemTemp\~DF96A81F30343A005E.TMP msiexec.exe File created C:\Windows\Installer\e58c04f.msi msiexec.exe File opened for modification C:\Windows\Installer\{036271FA-82A6-CBD3-9D78-AF73CF10ED27}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DFF12CE67A794CBE54.TMP msiexec.exe File created C:\Windows\Installer\e58c04d.msi msiexec.exe File opened for modification C:\Windows\Installer\e58c04d.msi msiexec.exe File created C:\Windows\Installer\SourceHash{036271FA-82A6-CBD3-9D78-AF73CF10ED27} msiexec.exe File opened for modification C:\Windows\Installer\MSIC1F4.tmp msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DFBB80B44576F2E456.TMP msiexec.exe File created C:\Windows\Installer\{036271FA-82A6-CBD3-9D78-AF73CF10ED27}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSIC196.tmp msiexec.exe File created C:\Windows\SystemTemp\~DFF72F50434A8B6BAA.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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ScreenConnect.ClientSetup.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 = 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 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\ProductName = "ScreenConnect Client (7991f1c4215e4be0)" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-7991f1c4215e4be0\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\shell\open\command msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\Version = "419561476" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\DeploymentFlags = "3" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\AF1726306A283DBCD987FA37FC01DE72 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\AF1726306A283DBCD987FA37FC01DE72\Full msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\D2F87F81248C5FC897191F4C12E5B40E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\D2F87F81248C5FC897191F4C12E5B40E\AF1726306A283DBCD987FA37FC01DE72 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\Media\1 = ";" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\Clients = 3a0000000000 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\shell msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\URL Protocol msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (7991f1c4215e4be0)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\7991f1c4215e4be0\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\7991f1c4215e4be0\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\PackageCode = "AF1726306A283DBCD987FA37FC01DE72" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-7991f1c4215e4be0 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0\shell\open msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-7991f1c4215e4be0 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF1726306A283DBCD987FA37FC01DE72\ProductIcon = "C:\\Windows\\Installer\\{036271FA-82A6-CBD3-9D78-AF73CF10ED27}\\DefaultIcon" msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2252 msiexec.exe 2252 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 756 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 5016 msiexec.exe Token: SeIncreaseQuotaPrivilege 5016 msiexec.exe Token: SeSecurityPrivilege 2252 msiexec.exe Token: SeCreateTokenPrivilege 5016 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5016 msiexec.exe Token: SeLockMemoryPrivilege 5016 msiexec.exe Token: SeIncreaseQuotaPrivilege 5016 msiexec.exe Token: SeMachineAccountPrivilege 5016 msiexec.exe Token: SeTcbPrivilege 5016 msiexec.exe Token: SeSecurityPrivilege 5016 msiexec.exe Token: SeTakeOwnershipPrivilege 5016 msiexec.exe Token: SeLoadDriverPrivilege 5016 msiexec.exe Token: SeSystemProfilePrivilege 5016 msiexec.exe Token: SeSystemtimePrivilege 5016 msiexec.exe Token: SeProfSingleProcessPrivilege 5016 msiexec.exe Token: SeIncBasePriorityPrivilege 5016 msiexec.exe Token: SeCreatePagefilePrivilege 5016 msiexec.exe Token: SeCreatePermanentPrivilege 5016 msiexec.exe Token: SeBackupPrivilege 5016 msiexec.exe Token: SeRestorePrivilege 5016 msiexec.exe Token: SeShutdownPrivilege 5016 msiexec.exe Token: SeDebugPrivilege 5016 msiexec.exe Token: SeAuditPrivilege 5016 msiexec.exe Token: SeSystemEnvironmentPrivilege 5016 msiexec.exe Token: SeChangeNotifyPrivilege 5016 msiexec.exe Token: SeRemoteShutdownPrivilege 5016 msiexec.exe Token: SeUndockPrivilege 5016 msiexec.exe Token: SeSyncAgentPrivilege 5016 msiexec.exe Token: SeEnableDelegationPrivilege 5016 msiexec.exe Token: SeManageVolumePrivilege 5016 msiexec.exe Token: SeImpersonatePrivilege 5016 msiexec.exe Token: SeCreateGlobalPrivilege 5016 msiexec.exe Token: SeCreateTokenPrivilege 5016 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5016 msiexec.exe Token: SeLockMemoryPrivilege 5016 msiexec.exe Token: SeIncreaseQuotaPrivilege 5016 msiexec.exe Token: SeMachineAccountPrivilege 5016 msiexec.exe Token: SeTcbPrivilege 5016 msiexec.exe Token: SeSecurityPrivilege 5016 msiexec.exe Token: SeTakeOwnershipPrivilege 5016 msiexec.exe Token: SeLoadDriverPrivilege 5016 msiexec.exe Token: SeSystemProfilePrivilege 5016 msiexec.exe Token: SeSystemtimePrivilege 5016 msiexec.exe Token: SeProfSingleProcessPrivilege 5016 msiexec.exe Token: SeIncBasePriorityPrivilege 5016 msiexec.exe Token: SeCreatePagefilePrivilege 5016 msiexec.exe Token: SeCreatePermanentPrivilege 5016 msiexec.exe Token: SeBackupPrivilege 5016 msiexec.exe Token: SeRestorePrivilege 5016 msiexec.exe Token: SeShutdownPrivilege 5016 msiexec.exe Token: SeDebugPrivilege 5016 msiexec.exe Token: SeAuditPrivilege 5016 msiexec.exe Token: SeSystemEnvironmentPrivilege 5016 msiexec.exe Token: SeChangeNotifyPrivilege 5016 msiexec.exe Token: SeRemoteShutdownPrivilege 5016 msiexec.exe Token: SeUndockPrivilege 5016 msiexec.exe Token: SeSyncAgentPrivilege 5016 msiexec.exe Token: SeEnableDelegationPrivilege 5016 msiexec.exe Token: SeManageVolumePrivilege 5016 msiexec.exe Token: SeImpersonatePrivilege 5016 msiexec.exe Token: SeCreateGlobalPrivilege 5016 msiexec.exe Token: SeCreateTokenPrivilege 5016 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5016 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5016 msiexec.exe 5016 msiexec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 756 wrote to memory of 5016 756 ScreenConnect.ClientSetup.exe 80 PID 2252 wrote to memory of 4020 2252 msiexec.exe 82 PID 4020 wrote to memory of 4420 4020 MsiExec.exe 83 PID 2252 wrote to memory of 3148 2252 msiexec.exe 87 PID 2252 wrote to memory of 1620 2252 msiexec.exe 89 - 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:756 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\7991f1c4215e4be0\ScreenConnect.ClientSetup.msi"2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:5016
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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 WriteProcessMemory
PID:2252 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 5D4F04A2C65DFA75A8ADE7ED10995225 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI8642.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240682640 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4420
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:3148
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 20E3DA38B530F6DFA49DF90855782F1E2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1620
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4848
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e58c04e.rbs
- Size 10KB
- SHA256 e2f0bc371750e1485dac8b0cf1d4594340b2061db575d05d5b7b798ccd5703f2
- MD5 185014e1ad8694bb872e65e153ef0848
- SHA1 756d140fc9d8f91772591227cf5f50e5076737be
- SHA512 8d0cebc0b992730ff4d47940748b382906ac488ced677fd80ff1f2510b6c9ccada5d7011b9870c09ab2d47ffcf14218b0550401e6d910caa921732143fd1e0e5
- SSDEEP 96:KHAdu3ATRhzAaYEAOoQxcccS3w2wAGRlj3ejPfo5qTCHnY9U+hiCsThq6U+hiC6a:Kf3ATRhzr450C4WwhIIwhk/KDTspM
- TLSH T1B6224105BE00A1D2F24A2A32DB975B243B73DEB86700225B15CC91385FA1BCD1BBD6D7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8642.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\MSI8642.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\MSI8642.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\MSI8642.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\MSI8642.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\7991f1c4215e4be0\ScreenConnect.ClientSetup.msi
- Size 13.0MB
- SHA256 aafdd7885b8673ae85591d817d503e2053cca325f9a76667da76782ab03fba0d
- MD5 ae4bdfa3f90743d29990d345c01a20ef
- SHA1 abbaa83d57276e48b4742f48ec21c378db7d8098
- SHA512 3d14b45a8274e1c26a03b2688cf0d37fe64a409c692e90d532f3272229fa4c6ec93c401dc01481fb5a6e20af77f4fef9d4d5e556d0bf6973d2edb73cdc514436
- SSDEEP 196608:rHxcp9ym3nltDUJVbHxcp9ym3dHxcp9ym3vHxcp9ym3XHxcp9ym3/8Hxcp9ym3/7:1GplpYGpPGp5GpBGp/aGp/xGp/0
- TLSH T1DFD623516BF89678F0F32A35E8B6A071A1777D515E22C13E23247A1E2871EC0C9A3777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIC1F4.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 24.6MB
- SHA256 be8e648a4da08f84a2d5c410c75d2f3981b8d802716f95dac8f7b40e99e78f9f
- MD5 69c8a83e0cc692dd94840df1274e5f7f
- SHA1 b8dc2240c39775394ddcff9a17c436a044cdc670
- SHA512 034da88b56bb7da5761f88032ac5053e8ee7a7a73b56b59520e075949c1e0fce7ebcf5b331da3f1337b717b5de018495ad68355ffe9d4efdd78c434b792bc835
- SSDEEP 24576:e2gmSp1GdoO/vvTLcW3OhkXafKJ8A4jt22kt3JkH+M64ErjS48mwLqtwx:1
- TLSH T16047072436F92100E7F79E3CB8F06A27593A7D579C15EE8D05411B8D0922FB1E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{67a68b58-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{7f86d43b-a60e-47b4-9aaf-42abcbf94711}_OnDiskSnapshotProp
- Size 6KB
- SHA256 eee41e28eec2e279353cb5f5aa9a1a80b9c0694d691cf1f95ae776d9a5157f37
- MD5 e4de2aa3cab2f6bebdb0b05a9657e55a
- SHA1 d2772a0b4417a04e40f92f86c4810ce8b06e4a64
- SHA512 5fa54475aa428d99635fc033c518d9a7209b5e73f68d5ca31843b063f7556b93085d962e1bda67073829e0b820c145d2d54a8d3d80d33209242ad187e4ea339c
- SSDEEP 96:FGKzrzvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:QiZb++ZVm
- TLSH T11FD189085AE54711E2B3AB7128F14547A877B811FF33CB8E0198238E6631910F875F6F
- MD5 SHA1 SHA512 SSDEEP TLSH