Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 06:18
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.4MB
- Sample260930-g2z4catele
- SHA256 7bd3ecc3cd15208e90161a84e266b9ccaa0ccfe0993acca638553c4195adc3fe
- MD5 711db098dade28264a9e579834b8415a
- SHA1 81d2362e041f7651149a4f065727944047a7a423
- SHA512 402503382ffb7ca296927b4f9a7047db4b9b0d06025e9cd5c7683a813f3a67e0a3e2427d787c6f49614197719bcda8646f40807f12af5963a48d694f17fd2ac8
- SSDEEP 98304:kzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zln:khfefPtHxcp9ym3nltDUJVd
- TLSH T1A946E111B3E695B6D1BF0638D87A56656734BC049312CBBF5394BD392E32BC04E323A6
- 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/1808-2-0x0000000005AB0000-0x0000000005DA2000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 472 MsiExec.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4868 rundll32.exe 4216 MsiExec.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) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: 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) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe \??\F:\ msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\O: 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) \??\I: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\Client.Override.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (b58c270a6cda52dc)\system.config msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\SystemTemp\~DF561C748D2F6F2065.TMP msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF0D01C0BF78B44F7D.TMP msiexec.exe File created C:\Windows\Installer\e5a064d.msi msiexec.exe File created C:\Windows\Installer\{A4DB0B64-8504-8DFA-6371-E9B3F1FDF77E}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\e5a064b.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\{A4DB0B64-8504-8DFA-6371-E9B3F1FDF77E}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF013D8B6B54486A91.TMP msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\SystemTemp\~DF711E0475DE1F3AC9.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSID5F.tmp msiexec.exe File created C:\Windows\Installer\e5a064b.msi msiexec.exe File created C:\Windows\Installer\SourceHash{A4DB0B64-8504-8DFA-6371-E9B3F1FDF77E} msiexec.exe File opened for modification C:\Windows\Installer\MSID8F.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 = 000000000400000027445be3350784180000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380127445be30000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410127445be3000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e327445be300000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e627445be300000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 msiexec.exe 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 - Modifies registry class 32 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\sc-b58c270a6cda52dc\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\2DC7EFCE6B4BBE875BC872A0C6AD25CD msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\46B0BD4A4058AFD836179E3B1FDF7FE7 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\Version = "419561476" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\b58c270a6cda52dc\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\shell\open msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\46B0BD4A4058AFD836179E3B1FDF7FE7\Full msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\PackageCode = "46B0BD4A4058AFD836179E3B1FDF7FE7" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\ProductName = "ScreenConnect Client (b58c270a6cda52dc)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\ProductIcon = "C:\\Windows\\Installer\\{A4DB0B64-8504-8DFA-6371-E9B3F1FDF77E}\\DefaultIcon" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\2DC7EFCE6B4BBE875BC872A0C6AD25CD\46B0BD4A4058AFD836179E3B1FDF7FE7 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\b58c270a6cda52dc\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-b58c270a6cda52dc msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\shell msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-b58c270a6cda52dc\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (b58c270a6cda52dc)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\46B0BD4A4058AFD836179E3B1FDF7FE7\Clients = 3a0000000000 msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5552 msiexec.exe 5552 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1808 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 5156 msiexec.exe Token: SeIncreaseQuotaPrivilege 5156 msiexec.exe Token: SeSecurityPrivilege 5552 msiexec.exe Token: SeCreateTokenPrivilege 5156 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5156 msiexec.exe Token: SeLockMemoryPrivilege 5156 msiexec.exe Token: SeIncreaseQuotaPrivilege 5156 msiexec.exe Token: SeMachineAccountPrivilege 5156 msiexec.exe Token: SeTcbPrivilege 5156 msiexec.exe Token: SeSecurityPrivilege 5156 msiexec.exe Token: SeTakeOwnershipPrivilege 5156 msiexec.exe Token: SeLoadDriverPrivilege 5156 msiexec.exe Token: SeSystemProfilePrivilege 5156 msiexec.exe Token: SeSystemtimePrivilege 5156 msiexec.exe Token: SeProfSingleProcessPrivilege 5156 msiexec.exe Token: SeIncBasePriorityPrivilege 5156 msiexec.exe Token: SeCreatePagefilePrivilege 5156 msiexec.exe Token: SeCreatePermanentPrivilege 5156 msiexec.exe Token: SeBackupPrivilege 5156 msiexec.exe Token: SeRestorePrivilege 5156 msiexec.exe Token: SeShutdownPrivilege 5156 msiexec.exe Token: SeDebugPrivilege 5156 msiexec.exe Token: SeAuditPrivilege 5156 msiexec.exe Token: SeSystemEnvironmentPrivilege 5156 msiexec.exe Token: SeChangeNotifyPrivilege 5156 msiexec.exe Token: SeRemoteShutdownPrivilege 5156 msiexec.exe Token: SeUndockPrivilege 5156 msiexec.exe Token: SeSyncAgentPrivilege 5156 msiexec.exe Token: SeEnableDelegationPrivilege 5156 msiexec.exe Token: SeManageVolumePrivilege 5156 msiexec.exe Token: SeImpersonatePrivilege 5156 msiexec.exe Token: SeCreateGlobalPrivilege 5156 msiexec.exe Token: SeCreateTokenPrivilege 5156 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5156 msiexec.exe Token: SeLockMemoryPrivilege 5156 msiexec.exe Token: SeIncreaseQuotaPrivilege 5156 msiexec.exe Token: SeMachineAccountPrivilege 5156 msiexec.exe Token: SeTcbPrivilege 5156 msiexec.exe Token: SeSecurityPrivilege 5156 msiexec.exe Token: SeTakeOwnershipPrivilege 5156 msiexec.exe Token: SeLoadDriverPrivilege 5156 msiexec.exe Token: SeSystemProfilePrivilege 5156 msiexec.exe Token: SeSystemtimePrivilege 5156 msiexec.exe Token: SeProfSingleProcessPrivilege 5156 msiexec.exe Token: SeIncBasePriorityPrivilege 5156 msiexec.exe Token: SeCreatePagefilePrivilege 5156 msiexec.exe Token: SeCreatePermanentPrivilege 5156 msiexec.exe Token: SeBackupPrivilege 5156 msiexec.exe Token: SeRestorePrivilege 5156 msiexec.exe Token: SeShutdownPrivilege 5156 msiexec.exe Token: SeDebugPrivilege 5156 msiexec.exe Token: SeAuditPrivilege 5156 msiexec.exe Token: SeSystemEnvironmentPrivilege 5156 msiexec.exe Token: SeChangeNotifyPrivilege 5156 msiexec.exe Token: SeRemoteShutdownPrivilege 5156 msiexec.exe Token: SeUndockPrivilege 5156 msiexec.exe Token: SeSyncAgentPrivilege 5156 msiexec.exe Token: SeEnableDelegationPrivilege 5156 msiexec.exe Token: SeManageVolumePrivilege 5156 msiexec.exe Token: SeImpersonatePrivilege 5156 msiexec.exe Token: SeCreateGlobalPrivilege 5156 msiexec.exe Token: SeCreateTokenPrivilege 5156 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5156 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5156 msiexec.exe 5156 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5156 msiexec.exe 5552 msiexec.exe 472 MsiExec.exe 4216 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1808 wrote to memory of 5156 1808 ScreenConnect.ClientSetup.exe 89 PID 5552 wrote to memory of 472 5552 msiexec.exe 91 PID 472 wrote to memory of 4868 472 MsiExec.exe 92 PID 5552 wrote to memory of 4772 5552 msiexec.exe 98 PID 5552 wrote to memory of 4216 5552 msiexec.exe 100 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\b58c270a6cda52dc\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:5156
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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:5552 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 8662B5A07CEC6B7F60D71F23945DB152 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:472 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIA677.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240756640 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4868
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:4772
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 6C5A823B2BCC90E761E13E30644E239C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4216
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:2324
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e5a064c.rbs
- Size 10KB
- SHA256 524494ae4e6d879b703d64a7edaccd2c5c0b9fec0fe0ab4fe243ef9c233a8d45
- MD5 a946dc3ff916d8a2d2fa35fed3573a4a
- SHA1 69413c106decfe5a652b8f6a94d0862562f5570d
- SHA512 ecd0133fa64cc2a2d6cc290d917eeab3fc16ef8404faf696eb1cf44ffc15ac6854e1116d83ef3c13f68ccba00d423b611677d819201059b2509545355861c3a4
- SSDEEP 192:QoDC+L67+C+OQWZa8hIBZa8h92EdSrIEEQkQ6NLM6ufpECIgRWR+qk:Q2C+LqwOTZa8sZa8r2EMhcQ6NLM6vCIm
- TLSH T1F6221D023700F2E2F65A2B72D7131B153B32EEE67744766B88CDA9354D923891BBD1C6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIA677.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\MSIA677.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\MSIA677.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\MSIA677.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\MSIA677.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\b58c270a6cda52dc\ScreenConnect.ClientSetup.msi
- Size 12.9MB
- SHA256 c14e3e96e8ae32a1ba71daecec5a8cec36b3d9fb1b1c9a46b92334bd6fe6bfd2
- MD5 b94edae14ac4ed397d8f56d40eb26a62
- SHA1 1aff7e8c7496514fbae1fec3082388097b548a81
- SHA512 9c6571e3453f75e88fb32c47f53154065e8a0ff000f8e80a7623e4b3508bb9f91b50e0ccc66a34a9c781a00c036763bf6828d5ce0b37fbca536c0bdb713e4048
- SSDEEP 196608:xHxcp9ym3nltDUJV1Hxcp9ym3mHxcp9ym39Hxcp9ym3OHxcp9ym30iHxcp9ym30U:jGplpSGp0GpvGpcGpHGpOGpN
- TLSH T195D623116BF89678F0F21A39E87AA071A53A7D515D23D12E2328791E2D71EC0C9B3773
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSID8F.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 45cb1d9379f2d6ae2fa49fc84ec0399d35310d9e738eced10ec48f6c8cfb0325
- MD5 e4cb81cd697f7a53a53f36035e051bc9
- SHA1 0e1ccae94c4d302e98bf60b05f2d4225f024606e
- SHA512 e666813f7b4353c6017b8f1e5ba925f65aeb8601496e3da76db595f5e5ff5e5212f54378f149553756bf5cc3289dd1fd2c9f140880587d3556a0368d01dcbfe7
- SSDEEP 24576:iFo3DMPNdoO/vvTL/SAuOilQvru0VbJ90z48dDgm47AKJpvOMoR2uXUPKe0:+HU
- TLSH T1E457042532F92211E7F39F3CA8F46A2349397D5B9C15DE8D45411B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{e35b4427-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{5e4774d4-b9d5-4ebd-82cb-6ea4e3a6320e}_OnDiskSnapshotProp
- Size 6KB
- SHA256 57fb0c3386c18255e9fce139a915590b89e007d3182350846dc957986d72a070
- MD5 e5d181c39dae37636421b2c428a7d5c9
- SHA1 991fd81b002e934d7c9542494c31f08179617839
- SHA512 334feae4f4dd3b8c6b4efc8febd5ddd5b8b7dab895b498325d5d35c76bbade68056a7f6100d3e41e65583b9fe1592c04aecb5c924767d907ec68db7c614af345
- SSDEEP 96:FIBDHPFhvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:yJ7b++uVm
- TLSH T18CD177184AF54711E2B3AB712CF58557A877B811EF33CB8E0198238E2621A10F975F6F
- MD5 SHA1 SHA512 SSDEEP TLSH