Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/05/2026, 12:17
Behavioral task
behavioral1
Sample
ScreenConnect.ClientSetup.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
ScreenConnect.ClientSetup.exe
Resource
win11-20260130-en
windows11-21h2-x64
15 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.5MB
- Sample260503-pf91escs2n
- SHA256 5a5fcb68bc9955698ede325d9b13cad4d7c3cd78b328373994910ccc99fc0777
- MD5 1be4e3a94b664da4a470182bbc972ed2
- SHA1 a8f515c21827fad3284bf764c969fdfaa152d8dd
- SHA512 9361a8c4b1c39f2ef91632972b2febd875f99452457d8a1addaf711cda26a8328493a87a50ed33926c467d78401e3951dda168496acd3476e576dee776e95f95
- SSDEEP 49152:1EEL5cx5xTkYJkGYYpT0+TFiH7efP8Q1yJJ4ZD1F5z97oL1YbGQ+okRPGHpRPqM8:6Es6efPNwJ4t1h0cG5FGJRPxow8O
- TLSH T14946E111B3D995B9D47F0638D87B4269AAB4BC048712C7EF5394BD2D2D32BC05E323A6
- 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/3212-4-0x00000000055E0000-0x00000000058D0000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 4640 MsiExec.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 4692 rundll32.exe 660 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) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: 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) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\Client.Override.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (2439ff59bf8ed0fa)\Client.en-US.resources msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File opened for modification C:\Windows\Installer\e582863.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF1444C6A1F31FF655.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF63381B57EF00677D.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSI292E.tmp msiexec.exe File created C:\Windows\Installer\{618F65B4-ED61-73A5-22D8-C968A94AFD26}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\SourceHash{618F65B4-ED61-73A5-22D8-C968A94AFD26} msiexec.exe File created C:\Windows\Installer\e582865.msi msiexec.exe File opened for modification C:\Windows\Installer\{618F65B4-ED61-73A5-22D8-C968A94AFD26}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF2992389EE83FF907.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF1175856D55F8A78F.TMP msiexec.exe File created C:\Windows\Installer\e582863.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI294E.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 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 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 - 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 Key created \REGISTRY\MACHINE\Software\Classes\sc-2439ff59bf8ed0fa msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-2439ff59bf8ed0fa\shell\open\command msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\PackageCode = "4B56F81616DE5A37228D9C869AA4DF62" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\ProductIcon = "C:\\Windows\\Installer\\{618F65B4-ED61-73A5-22D8-C968A94AFD26}\\DefaultIcon" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\4B56F81616DE5A37228D9C869AA4DF62 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\58F229CE1D8110104293FF95FBE80DAF msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\ProductName = "ScreenConnect Client (2439ff59bf8ed0fa)" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\24.3.7.9067\\2439ff59bf8ed0fa\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\4B56F81616DE5A37228D9C869AA4DF62\Full msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\Version = "402849799" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (2439ff59bf8ed0fa)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\24.3.7.9067\\2439ff59bf8ed0fa\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\shell msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\DeploymentFlags = "3" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\58F229CE1D8110104293FF95FBE80DAF\4B56F81616DE5A37228D9C869AA4DF62 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-2439ff59bf8ed0fa\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\4B56F81616DE5A37228D9C869AA4DF62\SourceList\Net msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3288 msiexec.exe 3288 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3212 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 3568 msiexec.exe Token: SeIncreaseQuotaPrivilege 3568 msiexec.exe Token: SeSecurityPrivilege 3288 msiexec.exe Token: SeCreateTokenPrivilege 3568 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3568 msiexec.exe Token: SeLockMemoryPrivilege 3568 msiexec.exe Token: SeIncreaseQuotaPrivilege 3568 msiexec.exe Token: SeMachineAccountPrivilege 3568 msiexec.exe Token: SeTcbPrivilege 3568 msiexec.exe Token: SeSecurityPrivilege 3568 msiexec.exe Token: SeTakeOwnershipPrivilege 3568 msiexec.exe Token: SeLoadDriverPrivilege 3568 msiexec.exe Token: SeSystemProfilePrivilege 3568 msiexec.exe Token: SeSystemtimePrivilege 3568 msiexec.exe Token: SeProfSingleProcessPrivilege 3568 msiexec.exe Token: SeIncBasePriorityPrivilege 3568 msiexec.exe Token: SeCreatePagefilePrivilege 3568 msiexec.exe Token: SeCreatePermanentPrivilege 3568 msiexec.exe Token: SeBackupPrivilege 3568 msiexec.exe Token: SeRestorePrivilege 3568 msiexec.exe Token: SeShutdownPrivilege 3568 msiexec.exe Token: SeDebugPrivilege 3568 msiexec.exe Token: SeAuditPrivilege 3568 msiexec.exe Token: SeSystemEnvironmentPrivilege 3568 msiexec.exe Token: SeChangeNotifyPrivilege 3568 msiexec.exe Token: SeRemoteShutdownPrivilege 3568 msiexec.exe Token: SeUndockPrivilege 3568 msiexec.exe Token: SeSyncAgentPrivilege 3568 msiexec.exe Token: SeEnableDelegationPrivilege 3568 msiexec.exe Token: SeManageVolumePrivilege 3568 msiexec.exe Token: SeImpersonatePrivilege 3568 msiexec.exe Token: SeCreateGlobalPrivilege 3568 msiexec.exe Token: SeCreateTokenPrivilege 3568 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3568 msiexec.exe Token: SeLockMemoryPrivilege 3568 msiexec.exe Token: SeIncreaseQuotaPrivilege 3568 msiexec.exe Token: SeMachineAccountPrivilege 3568 msiexec.exe Token: SeTcbPrivilege 3568 msiexec.exe Token: SeSecurityPrivilege 3568 msiexec.exe Token: SeTakeOwnershipPrivilege 3568 msiexec.exe Token: SeLoadDriverPrivilege 3568 msiexec.exe Token: SeSystemProfilePrivilege 3568 msiexec.exe Token: SeSystemtimePrivilege 3568 msiexec.exe Token: SeProfSingleProcessPrivilege 3568 msiexec.exe Token: SeIncBasePriorityPrivilege 3568 msiexec.exe Token: SeCreatePagefilePrivilege 3568 msiexec.exe Token: SeCreatePermanentPrivilege 3568 msiexec.exe Token: SeBackupPrivilege 3568 msiexec.exe Token: SeRestorePrivilege 3568 msiexec.exe Token: SeShutdownPrivilege 3568 msiexec.exe Token: SeDebugPrivilege 3568 msiexec.exe Token: SeAuditPrivilege 3568 msiexec.exe Token: SeSystemEnvironmentPrivilege 3568 msiexec.exe Token: SeChangeNotifyPrivilege 3568 msiexec.exe Token: SeRemoteShutdownPrivilege 3568 msiexec.exe Token: SeUndockPrivilege 3568 msiexec.exe Token: SeSyncAgentPrivilege 3568 msiexec.exe Token: SeEnableDelegationPrivilege 3568 msiexec.exe Token: SeManageVolumePrivilege 3568 msiexec.exe Token: SeImpersonatePrivilege 3568 msiexec.exe Token: SeCreateGlobalPrivilege 3568 msiexec.exe Token: SeCreateTokenPrivilege 3568 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3568 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3568 msiexec.exe 3568 msiexec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3212 wrote to memory of 3568 3212 ScreenConnect.ClientSetup.exe 79 PID 3288 wrote to memory of 4640 3288 msiexec.exe 81 PID 4640 wrote to memory of 4692 4640 MsiExec.exe 82 PID 3288 wrote to memory of 1708 3288 msiexec.exe 86 PID 3288 wrote to memory of 660 3288 msiexec.exe 88 - 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:3212 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\2439ff59bf8ed0fa\ScreenConnect.ClientSetup.msi"2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3568
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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:3288 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 6AB782B1BBBBCEDAEC42654057C6DB2B C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIF472.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240645296 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4692
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:1708
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding AD1D105DF4E171EBEE9061F1D47F09862⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:660
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4156
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e582864.rbs
- Size 10KB
- SHA256 96042d2adb9ef76a86e214567c3cf8eb569ed7ff9b2894e0a03610badc7ed454
- MD5 f750ee259827043d23d840717f32569f
- SHA1 553f3e244375315f29262f071b6f20ce0cedc15f
- SHA512 331089f6a9692311da6c882efb2fe15a772f611fc38f1d33b6fbb61caf2d8893350980cae4768ff1c12b6b1ea1ba34258084640a8de1a1f6fec0391b9fb10f39
- SSDEEP 96:3CyCWK/An6GVjafazeCD6fmUA9MHCsThqSUA9MHC6jniGnpThqsHoO5PQz09adCd:3VK/TWneCYZwMiI8wMiWhqWgpy
- TLSH T1A3221112BA01A1E1F5A36F76D3031A143F72A9E4E754225F4ACC91788DA27CD2B7D3C9
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIF472.tmp
- Size 1.0MB
- SHA256 0918d8ab2237368a5cec8ce99261fb07a1a1beeda20464c0f91af0fe3349636b
- MD5 8a8767f589ea2f2c7496b63d8ccc2552
- SHA1 cc5de8dd18e7117d8f2520a51edb1d165cae64b0
- SHA512 518231213ca955acdf37b4501fde9c5b15806d4fc166950eb8706e8d3943947cf85324faee806d7df828485597eceffcfa05ca1a5d8ab1bd51ed12df963a1fe4
- SSDEEP 24576:QUUGGHn+rUGemcPe9MpKL4Plb2sZWV+tLv0QYu5OPthT+gd:jGHpRPqMpvlqs0O4iO2k
- TLSH T18C35231873E9C436F5E679385E32A1D205FCBE764E70904E6B99292C0DB0F82D6B4763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIF472.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\MSIF472.tmp-\ScreenConnect.Core.dll
- Size 536KB
- SHA256 a2e9752de49d18e885cbd61b29905983d44b4bc0379a244bfabdaa3188c01f0a
- MD5 14e7489ffebbb5a2ea500f796d881ad9
- SHA1 0323ee0e1faa4aa0e33fb6c6147290aa71637ebd
- SHA512 2110113240b7d803d8271139e0a2439dbc86ae8719ecd8b132bbda2520f22dc3f169598c8e966ac9c0a40e617219cb8fe8aac674904f6a1ae92d4ac1e20627cd
- SSDEEP 12288:xC2YKhQCNc6kVTplfWL/YTHUYCBdySISYz:HhE6O7WL/EC
- TLSH T12BC47D2233AC9A2EC56E133BB072915DC5F0E906351AF79F76C5E5BC2EC27450E112EA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIF472.tmp-\ScreenConnect.InstallerActions.dll
- Size 11KB
- SHA256 d727a640723d192aa3ece213a173381682041cb28d8bd71781524dbae3ddbf62
- MD5 73a24164d8408254b77f3a2c57a22ab4
- SHA1 ea0215721f66a93d67019d11c4e588a547cc2ad6
- SHA512 650d4320d9246aaecd596ac8b540bf7612ec7a8f60ecaa6e9c27b547b751386222ab926d0c915698d0bb20556475da507895981c072852804f0b42fdda02b844
- SSDEEP 192:V8/Qp6lCJuV3jHXtyVNamVNG1YZfCrMmbfHJ7kjvLjbuLd9NEFbM64:y/cBJaLXt2NaheUrMmb/FkjvLjbuZj64
- TLSH T1F932E70077DC533AE8BE1F78EEB361910A71FB64A011DF2E18CCA1569C367449EA07A3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIF472.tmp-\ScreenConnect.Windows.dll
- Size 1.6MB
- SHA256 84a09ed81afc5ff9a17f81763c044c82a2d9e26f852de528112153ee9ab041d0
- MD5 9ad3964ba3ad24c42c567e47f88c82b2
- SHA1 6b4b581fc4e3ecb91b24ec601daa0594106bcc5d
- SHA512 ce557a89c0fe6de59046116c1e262a36bbc3d561a91e44dcda022bef72cb75742c8b01bedcc5b9b999e07d8de1f94c665dd85d277e981b27b6bfebeaf9e58097
- SSDEEP 24576:dx5xeYkYFj+Ifz3zvnXj/zXzvAAkGz8mvgtX79S+2bfh+RfmT01krTFiH4SqfKPo:dx5xTkYJkGYYpT0+TFiH7efP
- TLSH T1DC85BD41E2C365F5D46B047888BF572ABA743C080315CAFB97D4AE396D33BC09A36756
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\2439ff59bf8ed0fa\ScreenConnect.ClientSetup.msi
- Size 13.1MB
- SHA256 7ddf9ea16c79d3706a3bd6941d7e5214681594a00cf5db98b99dd15b9545373a
- MD5 7bbe59b2cf8184f654ab1b19ba625897
- SHA1 b837e5b435f6c0932c961ad3ace8732390c88377
- SHA512 3673289007f6681dc1890ed02e1d42d19598cc901759149b3c741a4dce73730726e8b10d6de19eec6c36e76b8ec33b91f06a48b6a86a135c18d10a2f2601ee68
- SSDEEP 196608:dWh0cGwyWh0cGzWh0cG7Wh0cGUWh0cGHWh0cGgWh0cG:dWac8WacGWacgWac7Wac+Wac7Wac
- TLSH T1F4D6231523FC445AE8B75B38ED7743A87E72BE64CE21C11E5228791C2D34E809A727B7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI294E.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 32c3345d4b6009690c171e968f87f0a0c481564885bb90e89365574714880bfd
- MD5 afe214bf8efaf7d3be884c98f02a4e7c
- SHA1 99092607f85174687ea54f2d04d6b36215487564
- SHA512 1442a3ddddeb763b011eb4cfed2f0b15cf00e393a7b2f7aa131872e0e36d47d8771d2be35b0abf9f556d8591dbb5f94f30c76d7152330d67b49332673dfbf04d
- SSDEEP 24576:j2gmSp1jdoO/vvTLEGveR0Xaf6pEQYrVWWMN3pkP2U64EjL6o0O47CFox:h
- TLSH T1AA47D12432FD2240E7F79E3D6CF0AA27493A7D5B9C159E8D45421B4E0921BB0E872F5B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{a37a13d3-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{950b96b9-1101-4b87-b462-8cccf905b22d}_OnDiskSnapshotProp
- Size 6KB
- SHA256 bc51f39aaf48a3e71a7925c78725aa717aa3f2cdcdd611d7dc34618ab974c299
- MD5 924f679f6f3bd52f55121bf82ef645a1
- SHA1 661e16dd50e47ecbae271f921cd09bcbb99849cd
- SHA512 d5bdb5b8c719df8c0e55707c19a594a9c5ec6e23dfecde56d72cbbdb19ffa56088cec9f058893c1406594d626dce91bc9d5470d2db21618508b1b01d3abf613a
- SSDEEP 96:Fghkhsdvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:qXb++ZVm
- TLSH T17BD17A185AF54311E2B3AB3129F18557A877B911EF33CB8E0198238E2670A10F875F6F
- MD5 SHA1 SHA512 SSDEEP TLSH