Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/07/2026, 00:24
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
win11ltsc2024-20260629-en
windows11-ltsc_2024-x64
16 signatures
150 seconds
General
- Target ScreenConnect.ClientSetup.exe
- Size 5.4MB
- Sample260701-ap2cbacz4z
- SHA256 3de718fc4417ffc99d9b9f4e2a9a38823fdb968dfb13d44cd411c1cabafdb0d7
- MD5 5c7555a14a0eadf56e2e51fecb48ec0d
- SHA1 54c5b7be8b5317a6725398938debe09ea01bbd94
- SHA512 9d5b9e5be5ce157a083614dda13aeebafb32357fc06a1e6548592699afca05adff8dc3711dc033b1741a3381e77b7975a576494ee44a7e95e8ae306c88b06303
- SSDEEP 98304:fzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:fhfefPtHxcp9ym3nltDUJV
- TLSH T1B246E101B3D695B6D1BF1638D87A52696734BC049316CBBF5394BD392E32BC04E323A6
- 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/2436-2-0x0000000006000000-0x00000000062F2000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 6352 MsiExec.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 4524 rundll32.exe 6640 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) \??\I: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Z: 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) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe - Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\Client.Override.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\Client.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\Client.Override.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (382da84382b0d937)\system.config msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\SystemTemp\~DF7A4E482CD3D39DEF.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIBD22.tmp msiexec.exe File opened for modification C:\Windows\Installer\{99AA7CB0-F976-A09A-1F52-0EA82E96E8A0}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\e58b8cc.msi msiexec.exe File created C:\Windows\Installer\SourceHash{99AA7CB0-F976-A09A-1F52-0EA82E96E8A0} msiexec.exe File created C:\Windows\Installer\{99AA7CB0-F976-A09A-1F52-0EA82E96E8A0}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\SystemTemp\~DF927D113D3FB6B5AD.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIBD11.tmp msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\e58b8ce.msi msiexec.exe File created C:\Windows\SystemTemp\~DFDF22C93E4D277ADB.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF1F816D7A197DE702.TMP msiexec.exe File created C:\Windows\Installer\e58b8cc.msi 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 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 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 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 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 - Modifies data under HKEY_USERS 3 IoCs
description ioc Process Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe - Modifies registry class 32 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\Version = "419561476" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-382da84382b0d937 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\ProductName = "ScreenConnect Client (382da84382b0d937)" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\PackageCode = "0BC7AA99679FA90AF125E08AE2698E0A" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\AdvertiseFlags = "388" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\URL Protocol msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (382da84382b0d937)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\ProductIcon = "C:\\Windows\\Installer\\{99AA7CB0-F976-A09A-1F52-0EA82E96E8A0}\\DefaultIcon" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\0BC7AA99679FA90AF125E08AE2698E0A\Full msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\Language = "1033" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-382da84382b0d937\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AC060742FC52119583D28A34280B9D73 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\382da84382b0d937\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\382da84382b0d937\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\0BC7AA99679FA90AF125E08AE2698E0A msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AC060742FC52119583D28A34280B9D73\0BC7AA99679FA90AF125E08AE2698E0A msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\0BC7AA99679FA90AF125E08AE2698E0A\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-382da84382b0d937\shell msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4708 msiexec.exe 4708 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2436 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 4980 msiexec.exe Token: SeIncreaseQuotaPrivilege 4980 msiexec.exe Token: SeSecurityPrivilege 4708 msiexec.exe Token: SeCreateTokenPrivilege 4980 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4980 msiexec.exe Token: SeLockMemoryPrivilege 4980 msiexec.exe Token: SeIncreaseQuotaPrivilege 4980 msiexec.exe Token: SeMachineAccountPrivilege 4980 msiexec.exe Token: SeTcbPrivilege 4980 msiexec.exe Token: SeSecurityPrivilege 4980 msiexec.exe Token: SeTakeOwnershipPrivilege 4980 msiexec.exe Token: SeLoadDriverPrivilege 4980 msiexec.exe Token: SeSystemProfilePrivilege 4980 msiexec.exe Token: SeSystemtimePrivilege 4980 msiexec.exe Token: SeProfSingleProcessPrivilege 4980 msiexec.exe Token: SeIncBasePriorityPrivilege 4980 msiexec.exe Token: SeCreatePagefilePrivilege 4980 msiexec.exe Token: SeCreatePermanentPrivilege 4980 msiexec.exe Token: SeBackupPrivilege 4980 msiexec.exe Token: SeRestorePrivilege 4980 msiexec.exe Token: SeShutdownPrivilege 4980 msiexec.exe Token: SeDebugPrivilege 4980 msiexec.exe Token: SeAuditPrivilege 4980 msiexec.exe Token: SeSystemEnvironmentPrivilege 4980 msiexec.exe Token: SeChangeNotifyPrivilege 4980 msiexec.exe Token: SeRemoteShutdownPrivilege 4980 msiexec.exe Token: SeUndockPrivilege 4980 msiexec.exe Token: SeSyncAgentPrivilege 4980 msiexec.exe Token: SeEnableDelegationPrivilege 4980 msiexec.exe Token: SeManageVolumePrivilege 4980 msiexec.exe Token: SeImpersonatePrivilege 4980 msiexec.exe Token: SeCreateGlobalPrivilege 4980 msiexec.exe Token: SeCreateTokenPrivilege 4980 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4980 msiexec.exe Token: SeLockMemoryPrivilege 4980 msiexec.exe Token: SeIncreaseQuotaPrivilege 4980 msiexec.exe Token: SeMachineAccountPrivilege 4980 msiexec.exe Token: SeTcbPrivilege 4980 msiexec.exe Token: SeSecurityPrivilege 4980 msiexec.exe Token: SeTakeOwnershipPrivilege 4980 msiexec.exe Token: SeLoadDriverPrivilege 4980 msiexec.exe Token: SeSystemProfilePrivilege 4980 msiexec.exe Token: SeSystemtimePrivilege 4980 msiexec.exe Token: SeProfSingleProcessPrivilege 4980 msiexec.exe Token: SeIncBasePriorityPrivilege 4980 msiexec.exe Token: SeCreatePagefilePrivilege 4980 msiexec.exe Token: SeCreatePermanentPrivilege 4980 msiexec.exe Token: SeBackupPrivilege 4980 msiexec.exe Token: SeRestorePrivilege 4980 msiexec.exe Token: SeShutdownPrivilege 4980 msiexec.exe Token: SeDebugPrivilege 4980 msiexec.exe Token: SeAuditPrivilege 4980 msiexec.exe Token: SeSystemEnvironmentPrivilege 4980 msiexec.exe Token: SeChangeNotifyPrivilege 4980 msiexec.exe Token: SeRemoteShutdownPrivilege 4980 msiexec.exe Token: SeUndockPrivilege 4980 msiexec.exe Token: SeSyncAgentPrivilege 4980 msiexec.exe Token: SeEnableDelegationPrivilege 4980 msiexec.exe Token: SeManageVolumePrivilege 4980 msiexec.exe Token: SeImpersonatePrivilege 4980 msiexec.exe Token: SeCreateGlobalPrivilege 4980 msiexec.exe Token: SeCreateTokenPrivilege 4980 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4980 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4980 msiexec.exe 4980 msiexec.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4980 msiexec.exe 4708 msiexec.exe 6352 MsiExec.exe 6640 MsiExec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2436 wrote to memory of 4980 2436 ScreenConnect.ClientSetup.exe 89 PID 4708 wrote to memory of 6352 4708 msiexec.exe 91 PID 6352 wrote to memory of 4524 6352 MsiExec.exe 92 PID 4708 wrote to memory of 5592 4708 msiexec.exe 97 PID 4708 wrote to memory of 6640 4708 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:2436 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\382da84382b0d937\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:4980
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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:4708 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding ABDAA3B1743EC5DF7B1ED22088F58A06 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:6352 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI777D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240678906 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4524
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:5592
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 8CD32D979A531EE011017B73CD8B1C252⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:6640
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:2560
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e58b8cd.rbs
- Size 10KB
- SHA256 e794c26ec92bf6edd10aa63e6abebb80f76782b6fe2a7c6829f74605af4df7ec
- MD5 392b74723a7343fcd29772309b2b6d8e
- SHA1 d82de4a707d9d539d7b4c8554af4f01215f9a7fc
- SHA512 5f402524f3d55a8515c5f9fbd4a9612fe53a6db6677454d60b82e528f1e7ec8703c15ca733a0fa174f686c33fb1f7e4dd5ffa3ae235ceffcdfa90b4dbf019fa2
- SSDEEP 96:iV5cv8FAnqGnjcfIB8CccnBnx9UwriCsThqbUwriC6jJanAnsLThqCHeex5nRfhx:ijcv8F7o58CcwWshIhshzL7kqPp/
- TLSH T1E2224343BE4161E1F6521FB2CB531A193BF59EE49700329B23CA42385D967CA5F3C1DA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI777D.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\MSI777D.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\MSI777D.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\MSI777D.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\MSI777D.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\382da84382b0d937\ScreenConnect.ClientSetup.msi
- Size 12.8MB
- SHA256 3be77a844c44b9706d407905c53ec4382be39b8c8d99828ed010f81d8ee0f585
- MD5 4e450ae232d5eb5f37b4f76d38096caf
- SHA1 cd6de7a2ebf8080b30211d823012cb4704503f3e
- SHA512 a7b5daa3ba7444f0c5dce694dfc7733e63f8ff2a140383188e54396f0fdf5ae8218c159ac3f1e514ace6056e44579f195d8f2e2032e54aa310b15c906218813b
- SSDEEP 196608:qHxcp9ym3nltDUJVgHxcp9ym3+Hxcp9ym3nHxcp9ym3VHxcp9ym3kHxcp9ym3OHS:4GplpjGpMGpRGpHGpCGpcGpp
- TLSH T180D623116BF89278F0F22A39E876A0B1A5377D515E22D12E2324791E2C75EC0C9B3777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIBD22.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 79a61cf7586caf0dfc39e671b3fdbac1daef51360750dc9f62bd0e9b3784834a
- MD5 1d2a21e39e486ebc7c34db6741044345
- SHA1 959953f2dd632f218c3ff4493e95af03828b3482
- SHA512 2f693e4a5667e3dd8b06d6fa71690670994f2e9ef49ad72a4a9c348dc11a0d4a0daaae284d2c875af158349577d7a72b274a3a3b4d655b2b8136eafe71451460
- SSDEEP 24576:RFo3DMPQdoO/vvTL/ygbbC1Qf7Ohwbc4kmN5NmFDNu165c6784RGLSR6v+b:0Ho
- TLSH T12757912536F92110E7F79E3CA8F06A638D397D579C16DE8D05411B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{0c05317b-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{94e71d28-5ee9-4a17-8dd9-7aeb0162a78d}_OnDiskSnapshotProp
- Size 6KB
- SHA256 d96c20baa2b4e58f99cc54bb69d4b3acf05fbeafba1078ca240618e5aa87d0ef
- MD5 3259a8b26eaac53fcbdc5d97fa11323b
- SHA1 58581bf466cba1016d42ff2154a3b4d50d5ba28d
- SHA512 88bd2a8393635a4e07d616e1f51169f2f21fb4b6a7df6ad7a408759540c5eec21c25149bb006cd321a3a421090b074dbc4482896f6e43d02b7843576483847d3
- SSDEEP 96:FZaesuvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:3aib++uVm
- TLSH T1F6D1990C4AF54711E2B3AB7129F18557A837B911EF33CB8E0198238E6671A10F975F6B
- MD5 SHA1 SHA512 SSDEEP TLSH