Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/05/2026, 18:13
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
- Sample260528-wt2drsh19p
- SHA256 0600f397e12f8eee94623728448eb6a39d3720ca9fed34499715caed8a42f481
- MD5 ce6401b7e15e1c4b57dc934996e7f00f
- SHA1 f1957d2ce27d4b7106f34abd71bfd3dedab7ebbf
- SHA512 781a3c342424291920af13870df8e563ccc693a613155684ac8d958c507448c2a5657a72ffe3b1fbee9e253b58846c350e45b103ad0a8f4637978dc19a5d134d
- SSDEEP 98304:KzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:KhfefPtHxcp9ym3nltDUJV
- TLSH T15846E101B3D695B6D1BF1638D87A52696734BC049316CBBF5394BD392E32BC04E323A6
- 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/1668-3-0x00000000057F0000-0x0000000005AE2000-memory.dmp revoked_cert_connectwise - Loads dropped DLL 11 IoCs
pid Process 2924 MsiExec.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 2840 rundll32.exe 104 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) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: 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) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe - Drops file in Program Files directory 15 IoCs
description ioc Process File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.Core.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsBackstageShell.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsClient.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.Client.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.ClientService.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\system.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.ClientService.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\app.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.Windows.dll msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsBackstageShell.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsClient.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsFileManager.exe msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\ScreenConnect.WindowsFileManager.exe.config msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\Client.en-US.resources msiexec.exe File created C:\Program Files (x86)\ScreenConnect Client (4ed5919e09342dc9)\Client.resources msiexec.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\Installer\e58bed6.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\e58bed6.msi msiexec.exe File created C:\Windows\SystemTemp\~DF376F0673F60361C3.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIC06D.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIC08D.tmp msiexec.exe File created C:\Windows\SystemTemp\~DF73B46E834895178D.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFA07650F9447B20D2.TMP msiexec.exe File created C:\Windows\Installer\SourceHash{F2D8A7D2-17C0-65BA-6D75-79072E9851F6} msiexec.exe File created C:\Windows\Installer\{F2D8A7D2-17C0-65BA-6D75-79072E9851F6}\DefaultIcon msiexec.exe File opened for modification C:\Windows\Installer\{F2D8A7D2-17C0-65BA-6D75-79072E9851F6}\DefaultIcon msiexec.exe File created C:\Windows\SystemTemp\~DF6082CF708F904415.TMP msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\e58bed8.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 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\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\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\4ed5919e09342dc9\\" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-4ed5919e09342dc9\shell\open\command msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\shell\open\command msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\DeploymentFlags = "3" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\5E0FD723873D221BE45D19E99043D29C msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\PackageCode = "2D7A8D2F0C71AB56D6579770E289156F" msiexec.exe Key created \REGISTRY\MACHINE\Software\Classes\sc-4ed5919e09342dc9 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D7A8D2F0C71AB56D6579770E289156F msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D7A8D2F0C71AB56D6579770E289156F\Full msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\ProductName = "ScreenConnect Client (4ed5919e09342dc9)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\UseOriginalUrlEncoding = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (4ed5919e09342dc9)\\ScreenConnect.WindowsClient.exe\" \"%1\"" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\Language = "1033" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\ProductIcon = "C:\\Windows\\Installer\\{F2D8A7D2-17C0-65BA-6D75-79072E9851F6}\\DefaultIcon" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\URL Protocol msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\shell\open msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\Version = "419561476" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\5E0FD723873D221BE45D19E99043D29C\2D7A8D2F0C71AB56D6579770E289156F msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\4ed5919e09342dc9\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\sc-4ed5919e09342dc9\shell msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D7A8D2F0C71AB56D6579770E289156F\SourceList\PackageName = "ScreenConnect.ClientSetup.msi" msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1472 msiexec.exe 1472 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1668 ScreenConnect.ClientSetup.exe Token: SeShutdownPrivilege 4004 msiexec.exe Token: SeIncreaseQuotaPrivilege 4004 msiexec.exe Token: SeSecurityPrivilege 1472 msiexec.exe Token: SeCreateTokenPrivilege 4004 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4004 msiexec.exe Token: SeLockMemoryPrivilege 4004 msiexec.exe Token: SeIncreaseQuotaPrivilege 4004 msiexec.exe Token: SeMachineAccountPrivilege 4004 msiexec.exe Token: SeTcbPrivilege 4004 msiexec.exe Token: SeSecurityPrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeLoadDriverPrivilege 4004 msiexec.exe Token: SeSystemProfilePrivilege 4004 msiexec.exe Token: SeSystemtimePrivilege 4004 msiexec.exe Token: SeProfSingleProcessPrivilege 4004 msiexec.exe Token: SeIncBasePriorityPrivilege 4004 msiexec.exe Token: SeCreatePagefilePrivilege 4004 msiexec.exe Token: SeCreatePermanentPrivilege 4004 msiexec.exe Token: SeBackupPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeShutdownPrivilege 4004 msiexec.exe Token: SeDebugPrivilege 4004 msiexec.exe Token: SeAuditPrivilege 4004 msiexec.exe Token: SeSystemEnvironmentPrivilege 4004 msiexec.exe Token: SeChangeNotifyPrivilege 4004 msiexec.exe Token: SeRemoteShutdownPrivilege 4004 msiexec.exe Token: SeUndockPrivilege 4004 msiexec.exe Token: SeSyncAgentPrivilege 4004 msiexec.exe Token: SeEnableDelegationPrivilege 4004 msiexec.exe Token: SeManageVolumePrivilege 4004 msiexec.exe Token: SeImpersonatePrivilege 4004 msiexec.exe Token: SeCreateGlobalPrivilege 4004 msiexec.exe Token: SeCreateTokenPrivilege 4004 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4004 msiexec.exe Token: SeLockMemoryPrivilege 4004 msiexec.exe Token: SeIncreaseQuotaPrivilege 4004 msiexec.exe Token: SeMachineAccountPrivilege 4004 msiexec.exe Token: SeTcbPrivilege 4004 msiexec.exe Token: SeSecurityPrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeLoadDriverPrivilege 4004 msiexec.exe Token: SeSystemProfilePrivilege 4004 msiexec.exe Token: SeSystemtimePrivilege 4004 msiexec.exe Token: SeProfSingleProcessPrivilege 4004 msiexec.exe Token: SeIncBasePriorityPrivilege 4004 msiexec.exe Token: SeCreatePagefilePrivilege 4004 msiexec.exe Token: SeCreatePermanentPrivilege 4004 msiexec.exe Token: SeBackupPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeShutdownPrivilege 4004 msiexec.exe Token: SeDebugPrivilege 4004 msiexec.exe Token: SeAuditPrivilege 4004 msiexec.exe Token: SeSystemEnvironmentPrivilege 4004 msiexec.exe Token: SeChangeNotifyPrivilege 4004 msiexec.exe Token: SeRemoteShutdownPrivilege 4004 msiexec.exe Token: SeUndockPrivilege 4004 msiexec.exe Token: SeSyncAgentPrivilege 4004 msiexec.exe Token: SeEnableDelegationPrivilege 4004 msiexec.exe Token: SeManageVolumePrivilege 4004 msiexec.exe Token: SeImpersonatePrivilege 4004 msiexec.exe Token: SeCreateGlobalPrivilege 4004 msiexec.exe Token: SeCreateTokenPrivilege 4004 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4004 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4004 msiexec.exe 4004 msiexec.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1668 wrote to memory of 4004 1668 ScreenConnect.ClientSetup.exe 79 PID 1472 wrote to memory of 2924 1472 msiexec.exe 81 PID 2924 wrote to memory of 2840 2924 MsiExec.exe 82 PID 1472 wrote to memory of 2660 1472 msiexec.exe 86 PID 1472 wrote to memory of 104 1472 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:1668 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\4ed5919e09342dc9\ScreenConnect.ClientSetup.msi"2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4004
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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:1472 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 768FE61EA4B3FEE8A24B9FB8B78ACC2F C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI8A59.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240683687 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2840
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:2660
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 4818283C1AC8DC094142571744F1E5A22⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:104
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4252
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e58bed7.rbs
- Size 10KB
- SHA256 1c091d6a2a5cc41d8ba9ee3c87b2214eb7f55dd4c923fe03ac68f4f46c7dfc1f
- MD5 9a3be0e9ca1c3da5698ad088a2bc8754
- SHA1 b8de2a0405d9be3242997726170ff408ccb328b6
- SHA512 5eecd39d70087b43d2ba19d5b1bbd3f9a8140c418ac24a499ca390c300bdd3b0f01b95e91b0d4b9a8d475d3617581f947789f17b1573e2b271320307cb988708
- SSDEEP 96:0f941ZyRruEFOAe4UgqIAb8M0mNw9IGEZnfKn3OLCP1x1S9UEOh3miCsThqyUEOs:0yMhfFOLo3qC0WEJhIYEJhKtcJ8pQ
- TLSH T1A9220411B214A1E1F5262B36C7130A103772AFE9B320728B5ECD52349EA17CB5F7A9D7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSI8A59.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\MSI8A59.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\MSI8A59.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\MSI8A59.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\MSI8A59.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\4ed5919e09342dc9\ScreenConnect.ClientSetup.msi
- Size 9.5MB
- SHA256 6fa8a482052e9d048c7c6f3baf697a86bce14c251dda5b1642f85c3aaa3987a7
- MD5 8b2e2935346ed8097cffffb2a32ec133
- SHA1 160316944bc82d672739f0718d08bf772797cb2b
- SHA512 d38d22486236a167d369ed8a2999f8eb1209ad69a566fbf0a7c33f071e0677afd83d75e012b46c5a75104b37e5fa143c810a1158a941970ae5aaf091f6392cd7
- SSDEEP 196608:XHxcp9ym3nltDUJVDHxcp9ym3YHxcp9ym39Hxcp9ym3bHxcp9ym3:BGplpkGpmGpvGplGp
- TLSH T127A623116BF8D278F1F12A39D876A0B1A53A7D519E23C12E2324791E2C75EC0CA63777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIC08D.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 779fc91936108117cbda025080c2b4703049d93afec1bcfb562d2cd35eb41222
- MD5 84a007f2f75b565dd5803143623b5ad2
- SHA1 bcd4406204fe8354be49922ad49d6ff164dbaf70
- SHA512 6f42fc4ce586ef55f567354837ac3344743a8da482e6014039d60935fdd161cd9c1f4f0fd7c04f15c81b492c72292ad8dbdebfb98daa90fd4a99e510cb49c435
- SSDEEP 24576:E2gmSp1ZdoO/vvTLZmSuBUHq/aJZwY24WWh93JkC7p6ok+mHIZzVrPoVh:0
- TLSH T11B47C12436F92250E7F79E3C68F06A238D3A7D5B9C159E8D05461B4E0921FB0E872F5B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{a40cd035-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3e443764-1b79-4aae-acba-21de9c52f2d5}_OnDiskSnapshotProp
- Size 6KB
- SHA256 32121c9b6b6dfc2efb1ffe7a099c3940904fc46b0d252d8fcd6366013b9f8cde
- MD5 22d111a66a6e50836474a038373d1a42
- SHA1 21a2bbc91e1f9f2a69cd7543330c860681cb05b1
- SHA512 a3d7b40c97e7c71258211e1ff8a04ba3937d467f8b819226bf4f2f1427390d0fc5443380e7adaceef1a1e3cb7023c036854e73bba8840ae8064de2d29e48b908
- SSDEEP 96:FUxfbGQujRdtvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:2xfQdnb++ZVm
- TLSH T137D177085AF54711E2B3AB7128F14557A877B911EF33CB8E0298638E2670A10F935F6F
- MD5 SHA1 SHA512 SSDEEP TLSH