Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 12:24
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
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.4MB
- Sample260727-pk3f5sem61
- SHA256 50c7b451b3b11e23f1c01b3bfb723a2404d8888537543e42645b68e8112983ab
- MD5 f4fc87fe6b9a2ec22e972b3226ee7de7
- SHA1 2ae1c23f0d3dd48ef75a9365534d50600b42ee20
- SHA512 eb76085b410388aa8ef4883b4206a60c55efda963083477718fc7374940c4aae4816d9b0739c92f3574fd1d71e0842e3fcd036ab18f3aa20cbb2dc55a34efd1c
- SSDEEP 98304:VzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:VhfefPtHxcp9ym3nltDUJV
- TLSH T1C846E101B3D695B6D1BF1638D87A52696774BC048316CBBF5394BD392E32BC04E323A6
- 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/5772-2-0x0000000006090000-0x0000000006382000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 2780 MsiExec.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 4108 rundll32.exe 3908 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) \??\D: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: 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) \??\Z: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe - Drops file in Program Files directory 15 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (344237eafb573736)\system.config msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF98AC75835C63DF5F.TMP msiexec.exe File opened for modification C:\Windows\Installer\e59afde.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\SystemTemp\~DF86C31DF4F34805B1.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIB377.tmp msiexec.exe File opened for modification C:\Windows\Installer\{DB6C03FA-5241-7308-C783-6336D98799DB}\DefaultIcon msiexec.exe File created C:\Windows\Installer\e59afde.msi msiexec.exe File created C:\Windows\Installer\SourceHash{DB6C03FA-5241-7308-C783-6336D98799DB} msiexec.exe File opened for modification C:\Windows\Installer\MSIB3A7.tmp msiexec.exe File created C:\Windows\Installer\{DB6C03FA-5241-7308-C783-6336D98799DB}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF5BB33A8E07B0AE04.TMP msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\e59afe0.msi msiexec.exe File created C:\Windows\SystemTemp\~DF221C373BFEF5E8B8.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 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 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 = 0000000004000000940e18cbc83cc7300000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c0120000000000000000000000002701010000883801940e18cb0000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e84101940e18cb000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e3940e18cb00000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e6940e18cb00000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe - Modifies data under HKEY_USERS 3 IoCs
description ioc Process Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe - Modifies registry class 32 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\shell msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-344237eafb573736 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\UseOriginalUrlEncoding = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\Version = "419561476" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\InstanceType = "0" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\shell\open msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\AF30C6BD142580377C3836639D7899BD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\ProductName = "ScreenConnect Client (344237eafb573736)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\Language = "1033" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\Media msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\81A80ECFCE4FCE53432473AEBF757363 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\AF30C6BD142580377C3836639D7899BD\Full msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\344237eafb573736\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\URL Protocol msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-344237eafb573736\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (344237eafb573736)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\PackageCode = "AF30C6BD142580377C3836639D7899BD" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-344237eafb573736\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\ProductIcon = "C:\\Windows\\Installer\\{DB6C03FA-5241-7308-C783-6336D98799DB}\\DefaultIcon" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\81A80ECFCE4FCE53432473AEBF757363\AF30C6BD142580377C3836639D7899BD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\AF30C6BD142580377C3836639D7899BD\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\344237eafb573736\\" msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4952 msiexec.exe 4952 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 5772 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 3292 msiexec.exe Token: SeIncreaseQuotaPrivilege 3292 msiexec.exe Token: SeSecurityPrivilege 4952 msiexec.exe Token: SeCreateTokenPrivilege 3292 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3292 msiexec.exe Token: SeLockMemoryPrivilege 3292 msiexec.exe Token: SeIncreaseQuotaPrivilege 3292 msiexec.exe Token: SeMachineAccountPrivilege 3292 msiexec.exe Token: SeTcbPrivilege 3292 msiexec.exe Token: SeSecurityPrivilege 3292 msiexec.exe Token: SeTakeOwnershipPrivilege 3292 msiexec.exe Token: SeLoadDriverPrivilege 3292 msiexec.exe Token: SeSystemProfilePrivilege 3292 msiexec.exe Token: SeSystemtimePrivilege 3292 msiexec.exe Token: SeProfSingleProcessPrivilege 3292 msiexec.exe Token: SeIncBasePriorityPrivilege 3292 msiexec.exe Token: SeCreatePagefilePrivilege 3292 msiexec.exe Token: SeCreatePermanentPrivilege 3292 msiexec.exe Token: SeBackupPrivilege 3292 msiexec.exe Token: SeRestorePrivilege 3292 msiexec.exe Token: SeShutdownPrivilege 3292 msiexec.exe Token: SeDebugPrivilege 3292 msiexec.exe Token: SeAuditPrivilege 3292 msiexec.exe Token: SeSystemEnvironmentPrivilege 3292 msiexec.exe Token: SeChangeNotifyPrivilege 3292 msiexec.exe Token: SeRemoteShutdownPrivilege 3292 msiexec.exe Token: SeUndockPrivilege 3292 msiexec.exe Token: SeSyncAgentPrivilege 3292 msiexec.exe Token: SeEnableDelegationPrivilege 3292 msiexec.exe Token: SeManageVolumePrivilege 3292 msiexec.exe Token: SeImpersonatePrivilege 3292 msiexec.exe Token: SeCreateGlobalPrivilege 3292 msiexec.exe Token: SeCreateTokenPrivilege 3292 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3292 msiexec.exe Token: SeLockMemoryPrivilege 3292 msiexec.exe Token: SeIncreaseQuotaPrivilege 3292 msiexec.exe Token: SeMachineAccountPrivilege 3292 msiexec.exe Token: SeTcbPrivilege 3292 msiexec.exe Token: SeSecurityPrivilege 3292 msiexec.exe Token: SeTakeOwnershipPrivilege 3292 msiexec.exe Token: SeLoadDriverPrivilege 3292 msiexec.exe Token: SeSystemProfilePrivilege 3292 msiexec.exe Token: SeSystemtimePrivilege 3292 msiexec.exe Token: SeProfSingleProcessPrivilege 3292 msiexec.exe Token: SeIncBasePriorityPrivilege 3292 msiexec.exe Token: SeCreatePagefilePrivilege 3292 msiexec.exe Token: SeCreatePermanentPrivilege 3292 msiexec.exe Token: SeBackupPrivilege 3292 msiexec.exe Token: SeRestorePrivilege 3292 msiexec.exe Token: SeShutdownPrivilege 3292 msiexec.exe Token: SeDebugPrivilege 3292 msiexec.exe Token: SeAuditPrivilege 3292 msiexec.exe Token: SeSystemEnvironmentPrivilege 3292 msiexec.exe Token: SeChangeNotifyPrivilege 3292 msiexec.exe Token: SeRemoteShutdownPrivilege 3292 msiexec.exe Token: SeUndockPrivilege 3292 msiexec.exe Token: SeSyncAgentPrivilege 3292 msiexec.exe Token: SeEnableDelegationPrivilege 3292 msiexec.exe Token: SeManageVolumePrivilege 3292 msiexec.exe Token: SeImpersonatePrivilege 3292 msiexec.exe Token: SeCreateGlobalPrivilege 3292 msiexec.exe Token: SeCreateTokenPrivilege 3292 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3292 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3292 msiexec.exe 3292 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3292 msiexec.exe 4952 msiexec.exe 2780 MsiExec.exe 3908 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5772 wrote to memory of 3292 5772 ScreenConnect.ClientSetup.exe 89 PID 4952 wrote to memory of 2780 4952 msiexec.exe 91 PID 2780 wrote to memory of 4108 2780 MsiExec.exe 92 PID 4952 wrote to memory of 2064 4952 msiexec.exe 97 PID 4952 wrote to memory of 3908 4952 msiexec.exe 99 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5772 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\344237eafb573736\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:3292
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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:4952 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding E8A0ED0C907098DA12F394B10D330DFC C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI640F.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240739609 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4108
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:2064
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding B299D1A2D77FE3A3231FA3509D0D77E92⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3908
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4684
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e59afdf.rbs
- Size 10KB
- SHA256 3857aa3015c263808c65af6c94b68b5cef6c5d26e8358755665334295b9a0c88
- MD5 a1a1bc0ad94d756339001e3cadcaf71b
- SHA1 0a45c52ccc4a2db6e7c13942358ed85ae173c85f
- SHA512 b9c73cebde94a428431482384bd17a0bb6e559343f098361b9ab5d0ca4152405c423dd68c287c98bd9b832066db725c297767a17748a8a87009cc5a2f3117651
- SSDEEP 96:5iDgN9AnyGifO3KC+7afnI9UEwiCsThq+UEwiC6j8hLdThqDHcB5I+bruubCvRwb:5igLbgKCYW/hIQ/hHtpG53spF
- TLSH T141222301778492E2F9571E3ACBD38B113BB2EEE4A300620B48CC95359D76BC81F795CA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI640F.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\MSI640F.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\MSI640F.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\MSI640F.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\MSI640F.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\344237eafb573736\ScreenConnect.ClientSetup.msi
- Size 9.5MB
- SHA256 18a9cc3afcebe4229033c335c6a2dfb190720b1d0d499aab4076746d7b511047
- MD5 b5cb2c141d7df50c1d265a70f18c1457
- SHA1 e81f20acb84792964f51af24a5169e71dc3066be
- SHA512 9903cf06b5fd6b037bb9159856edd449a836f2d29252dac7b5ff99539d0dfb11f545178a2901402787545b33288c553364a845279ba21cd0a05cfd271ce52bc1
- SSDEEP 196608:5Hxcp9ym3nltDUJVOHxcp9ym3bHxcp9ym3kHxcp9ym3/Hxcp9ym3:LGplppGplGpCGpJGp
- TLSH T1D0A623116BF8D278F1F22A39D876A0B1A5367D119E23D12E2324791E2C75EC08A73777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIB3A7.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 85e681aa4353ee4e9a741c92f2ddb94ed2988d526af8b31d65be343661951690
- MD5 d8dbc55b79be5a78dd4493b0a1d95613
- SHA1 873cbad642e022c1ad336c77144114e9d9be0fea
- SHA512 aa2ffc7f29c21c1feb417c7cf7beea96955dd5fbb667847860953216a62c4848e998e0396887648e2082a5c6ba5e95747e4b57f4833651cc7a98b56f984cfeda
- SSDEEP 24576:MFo3DMPAdoO/vvTL/iQSCy1w/7uoZ7lhkvUAtvsqUnc65lTicoxGSr4j2+4:dHk
- TLSH T10957F41436F92210E7F39E3CA8F46A234D397D5B9C1ADE8C45411B4E0922F71E972F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{cb180e94-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{6676e1c9-864b-4eab-b032-009d9b0ba62f}_OnDiskSnapshotProp
- Size 6KB
- SHA256 2562e3bd8055ca55a7c5d586eec3b49922f094bfd5bd27751d493c5fbaf3f201
- MD5 5f0b861462269e6085e66f0d508a4d0f
- SHA1 0bba0fff53cce00ad4406bee4af0d1adc1127906
- SHA512 686b6c32e5d53b6bccf18b9c59099fd03f62a689b210bd95309c18a185bb934648bcc434af519106624b7a72aa9fc72f9a803526fbbc34aaf54f03fefa7c6c68
- SSDEEP 96:Fk57Wvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:e8b++uVm
- TLSH T18AD188084AF54311E2B3AB712CF18557A877B912EF33CB8E0198238E6631910F935F6B
- MD5 SHA1 SHA512 SSDEEP TLSH