Analysis
- max time kernel
149s - max time network
100s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
08/06/2026, 17:28
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 5.4MB
- Sample260608-v2cvpscx4y
- SHA256 50a7b8388219e007b94d0973ce55c8633d282a5403f3acfef39760cd2fef86d8
- MD5 fbe6dbb1e9f321592488e09f79d88c35
- SHA1 95ee84e30c7db7809eddaf84700a89e0f2ea115f
- SHA512 b6d58cf605d0ddbdfb0b0a514c291894c99a8f77dd2d600b189c5a02217441ae13db2ef1b4989ee0b578a22cb5c2f2b5bd726a4da784f45b31e921f6878a5110
- SSDEEP 98304:2zIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:2hfefPtHxcp9ym3nltDUJV
- TLSH T19446E001B3D5D7B5D07B06B8D87B4E655636BE048311C6AB5394B92F2E32BC04EB236E
- 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/2396-3-0x0000000005710000-0x0000000005A02000-memory.dmp revoked_cert_connectwise - 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) \??\R: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\X: 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) \??\T: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: 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) \??\X: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (71b8bd020a774040)\Client.Override.en-US.resources msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\SystemTemp\~DF8B9B55493F685867.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSI5187.tmp msiexec.exe File opened for modification C:\Windows\Installer\{8E88C132-6ECD-6A3E-B290-E6F54ADE0BBB}\DefaultIcon msiexec.exe File created C:\Windows\Installer\e584fa2.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\SourceHash{8E88C132-6ECD-6A3E-B290-E6F54ADE0BBB} msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File opened for modification C:\Windows\Installer\MSI5148.tmp msiexec.exe File created C:\Windows\Installer\e584fa4.msi msiexec.exe File created C:\Windows\SystemTemp\~DFE6D59F5FF4CA4893.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF2D465E6B09D82064.TMP msiexec.exe File opened for modification C:\Windows\Installer\e584fa2.msi msiexec.exe File created C:\Windows\SystemTemp\~DFA54143BE999D72F2.TMP msiexec.exe File created C:\Windows\Installer\{8E88C132-6ECD-6A3E-B290-E6F54ADE0BBB}\DefaultIcon msiexec.exe - Loads dropped DLL 11 IoCs
pid Process 3592 MsiExec.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 3872 rundll32.exe 2576 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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ScreenConnect.ClientSetup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe - 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 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-71b8bd020a774040 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\shell\open\command msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\231C88E8DCE6E3A62B096E5FA4EDB0BB\Full msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\ProductName = "ScreenConnect Client (71b8bd020a774040)" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\C10AD381F03E695D178BDB20A0770404 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (71b8bd020a774040)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\Version = "419561476" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\71b8bd020a774040\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-71b8bd020a774040 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\231C88E8DCE6E3A62B096E5FA4EDB0BB msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\C10AD381F03E695D178BDB20A0770404\231C88E8DCE6E3A62B096E5FA4EDB0BB msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\shell msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\71b8bd020a774040\\" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\DeploymentFlags = "3" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-71b8bd020a774040\UseOriginalUrlEncoding = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\PackageCode = "231C88E8DCE6E3A62B096E5FA4EDB0BB" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-71b8bd020a774040\shell\open\command msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\ProductIcon = "C:\\Windows\\Installer\\{8E88C132-6ECD-6A3E-B290-E6F54ADE0BBB}\\DefaultIcon" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\231C88E8DCE6E3A62B096E5FA4EDB0BB\SourceList\Media\1 = ";" msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4068 msiexec.exe 4068 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2396 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 5040 msiexec.exe Token: SeIncreaseQuotaPrivilege 5040 msiexec.exe Token: SeSecurityPrivilege 4068 msiexec.exe Token: SeCreateTokenPrivilege 5040 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5040 msiexec.exe Token: SeLockMemoryPrivilege 5040 msiexec.exe Token: SeIncreaseQuotaPrivilege 5040 msiexec.exe Token: SeMachineAccountPrivilege 5040 msiexec.exe Token: SeTcbPrivilege 5040 msiexec.exe Token: SeSecurityPrivilege 5040 msiexec.exe Token: SeTakeOwnershipPrivilege 5040 msiexec.exe Token: SeLoadDriverPrivilege 5040 msiexec.exe Token: SeSystemProfilePrivilege 5040 msiexec.exe Token: SeSystemtimePrivilege 5040 msiexec.exe Token: SeProfSingleProcessPrivilege 5040 msiexec.exe Token: SeIncBasePriorityPrivilege 5040 msiexec.exe Token: SeCreatePagefilePrivilege 5040 msiexec.exe Token: SeCreatePermanentPrivilege 5040 msiexec.exe Token: SeBackupPrivilege 5040 msiexec.exe Token: SeRestorePrivilege 5040 msiexec.exe Token: SeShutdownPrivilege 5040 msiexec.exe Token: SeDebugPrivilege 5040 msiexec.exe Token: SeAuditPrivilege 5040 msiexec.exe Token: SeSystemEnvironmentPrivilege 5040 msiexec.exe Token: SeChangeNotifyPrivilege 5040 msiexec.exe Token: SeRemoteShutdownPrivilege 5040 msiexec.exe Token: SeUndockPrivilege 5040 msiexec.exe Token: SeSyncAgentPrivilege 5040 msiexec.exe Token: SeEnableDelegationPrivilege 5040 msiexec.exe Token: SeManageVolumePrivilege 5040 msiexec.exe Token: SeImpersonatePrivilege 5040 msiexec.exe Token: SeCreateGlobalPrivilege 5040 msiexec.exe Token: SeCreateTokenPrivilege 5040 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5040 msiexec.exe Token: SeLockMemoryPrivilege 5040 msiexec.exe Token: SeIncreaseQuotaPrivilege 5040 msiexec.exe Token: SeMachineAccountPrivilege 5040 msiexec.exe Token: SeTcbPrivilege 5040 msiexec.exe Token: SeSecurityPrivilege 5040 msiexec.exe Token: SeTakeOwnershipPrivilege 5040 msiexec.exe Token: SeLoadDriverPrivilege 5040 msiexec.exe Token: SeSystemProfilePrivilege 5040 msiexec.exe Token: SeSystemtimePrivilege 5040 msiexec.exe Token: SeProfSingleProcessPrivilege 5040 msiexec.exe Token: SeIncBasePriorityPrivilege 5040 msiexec.exe Token: SeCreatePagefilePrivilege 5040 msiexec.exe Token: SeCreatePermanentPrivilege 5040 msiexec.exe Token: SeBackupPrivilege 5040 msiexec.exe Token: SeRestorePrivilege 5040 msiexec.exe Token: SeShutdownPrivilege 5040 msiexec.exe Token: SeDebugPrivilege 5040 msiexec.exe Token: SeAuditPrivilege 5040 msiexec.exe Token: SeSystemEnvironmentPrivilege 5040 msiexec.exe Token: SeChangeNotifyPrivilege 5040 msiexec.exe Token: SeRemoteShutdownPrivilege 5040 msiexec.exe Token: SeUndockPrivilege 5040 msiexec.exe Token: SeSyncAgentPrivilege 5040 msiexec.exe Token: SeEnableDelegationPrivilege 5040 msiexec.exe Token: SeManageVolumePrivilege 5040 msiexec.exe Token: SeImpersonatePrivilege 5040 msiexec.exe Token: SeCreateGlobalPrivilege 5040 msiexec.exe Token: SeCreateTokenPrivilege 5040 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5040 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5040 msiexec.exe 5040 msiexec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2396 wrote to memory of 5040 2396 ScreenConnect.ClientSetup.exe 81 PID 4068 wrote to memory of 3592 4068 msiexec.exe 83 PID 3592 wrote to memory of 3872 3592 MsiExec.exe 84 PID 4068 wrote to memory of 2420 4068 msiexec.exe 88 PID 4068 wrote to memory of 2576 4068 msiexec.exe 90 - 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:2396 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\71b8bd020a774040\ScreenConnect.ClientSetup.msi"2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:5040
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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:4068 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 7F73F9B01206C4AE584F68E240BBAA95 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI1A49.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240654984 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3872
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:2420
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 2C8740ED20906343E4F161DD384B24F52⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2576
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:1996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e584fa3.rbs
- Size 10KB
- SHA256 e5bfeabd2190bcb68fc83927038d4b6847d5401ee5bab4d072e473f24240c885
- MD5 170157e13e6a4ddee5196b4489f69a79
- SHA1 630a98a5d14abcce5179969d4f34ba559f72d1ae
- SHA512 292b72b03c20985f9839c73e413522d69c290b45a86c5d8bf629fb223b6dd435d056c16cb16cd4e7b14ea29585652693e472f1d4a4dd2e1c68ea03b3138b4b48
- SSDEEP 96:nr1YidllBAxsGwjJfTwjDCJVYuY39UA/9JiCsThqKUA/9JiC6jN8YqY+yThqPHPn:nruidllBzb6DCJUWYhIwYhWEh6kpSG
- TLSH T1CD2202013A05E2E2FB831B39D3925E213BB799A96784258F44CC653CDF91B899B7C1C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI1A49.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\MSI1A49.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\MSI1A49.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\MSI1A49.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\MSI1A49.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\71b8bd020a774040\ScreenConnect.ClientSetup.msi
- Size 12.9MB
- SHA256 46b5e5360b677c411999085a3efadc20637254ffcdb190477dce690116dee907
- MD5 bdde68033423a9cff6470c1e3b1d6794
- SHA1 0b74f08484ba8cba28aacdda2f88dd727ae9f6a2
- SHA512 3626977473521327ca88b214ece389f6a1a31647fe887e14ccf33cfd1caffce651800b08b1037607e070f75933d1331b638f20f870218c6e6b1e5c3565744486
- SSDEEP 196608:MHxcp9ym3nltDUJVeHxcp9ym37Hxcp9ym3/Hxcp9ym3mHxcp9ym3uHxcp9ym38Hn:qGplp9GpFGpJGp0Gp8GpaGpA
- TLSH T1EAD623116BF8D368E0B22AF5E8776C61A5377F115D22D12E2224791F2C71A8089E377F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI5187.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 bbb4a5f5baf2e8b5e7d00e7e42bf8f57fe993318aac98f864a8adb98e6c9f411
- MD5 b73194dccca60c6703891778955aebf0
- SHA1 e7a6cf0bfc5884acb6eb866e09bd4e897b9e9b1c
- SHA512 40a9cbaaefe374e742aa5c8f312ef81dfae516a69f40de086a7d82edf5537df35db8bae7f602858206426312a9f807b6a1f360d3c36a807aea570cbdfa5ee06b
- SSDEEP 24576:u2gmSp1HdoO/vvTL5GyuxEHKv65pg4WoGWBdHJESL5KoEe2HoZTVrf4lx:M
- TLSH T13E47F61832F92140E7F39E3DA8F06A67493A7D5B9C15DE8D05811B8D0921FB1E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{8b022b51-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{8eaf255f-015d-4a51-8b7c-b472bcf95912}_OnDiskSnapshotProp
- Size 6KB
- SHA256 d79a9cd5b21b22519cf4fbfce6e208076c73662ae467c109eafdee6e3c0d7bdc
- MD5 412a48800f4440754310bc670b9da8a9
- SHA1 9dc4391638c96f2f98d5aa1e399b95523819149e
- SHA512 4f5439dbcaf3cbb161c19256955a65d1a07b4caf1f9840a5da1f955c5cc4f0e2421f4bdcf3c3cbf835ddccdd87a5bf4f8e14d03185d25ac1b072fa2d32d72ddf
- SSDEEP 96:FtX1C4Bvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:PXtb++ZVm
- TLSH T1EBD17A085AE54311E2B3AB7228F14557A877B911EF33CB8E0298638E2670910F875F6F
- MD5 SHA1 SHA512 SSDEEP TLSH