c3a697e3850d45362dc7438fcd93d4b801e9ea3c7e4aca60b318ea7ee4a0b7b0

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
30/07/2026, 06:29

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General

Target
ScreenConnect.ClientSetup.exe
Size 5.4MB
Sample260730-g8wphasbpe
SHA256 c3a697e3850d45362dc7438fcd93d4b801e9ea3c7e4aca60b318ea7ee4a0b7b0
MD5 425c8cbdbef71cda535586c769b28583
SHA1 610874af104ca2f80d2b4ef1e64ef1c6e84e9248
SHA512 5162f7a714346c9c00eaf419d57037bc7e72f4c94d254ef9f83bb45526f4208bb88d040f590dfd0b872cab153c576331fac0723690bcf261141ccd7126d473b9
SSDEEP 98304:QzIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:QhfefPtHxcp9ym3nltDUJV
TLSH
T10746E101B3D695B6D1BF1638D87A52696734BC049316CBBF5394BD392E32BC04E323A6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery ransomware revoked_codesign

Malware Config

Signatures

Signed with revoked ConnectWise certificate 1 IoCs

Binary is signed using a ConnectWise certificate revoked for key compromise.

revoked_codesign

resource	yara_rule
behavioral1/memory/3280-4-0x0000000005E30000-0x0000000006122000-memory.dmp	revoked_cert_connectwise

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation	ScreenConnect.ClientSetup.exe

Loads dropped DLL 11 IoCs

pid	Process
2076	MsiExec.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
2112	rundll32.exe
4304	MsiExec.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\S:	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 (99fdd128f4ccabe7)\ScreenConnect.ClientService.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsClient.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.Override.en-US.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsBackstageShell.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsClient.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsFileManager.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.Override.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Client.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Windows.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsBackstageShell.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.ClientService.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.en-US.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\Client.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\system.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.Core.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\ScreenConnect.WindowsFileManager.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (99fdd128f4ccabe7)\app.config	msiexec.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File created	C:\Windows\Installer\e58b3ea.msi	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\SourceHash{511F1581-1842-8743-8693-67D01C340FDE}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIB5BF.tmp	msiexec.exe
File created	C:\Windows\Installer\{511F1581-1842-8743-8693-67D01C340FDE}\DefaultIcon	msiexec.exe
File opened for modification	C:\Windows\Installer\{511F1581-1842-8743-8693-67D01C340FDE}\DefaultIcon	msiexec.exe
File opened for modification	C:\Windows\Installer\e58b3ea.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIB580.tmp	msiexec.exe
File created	C:\Windows\Installer\e58b3ec.msi	msiexec.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\DeploymentFlags = "3"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\PackageCode = "1851F115248134786839760DC143F0ED"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\URL Protocol	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Net	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Media\1 = ";"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\99fdd128f4ccabe7\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open\command	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\InstanceType = "0"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Version = "419561476"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\954812E20F40B0D199DF1D824FCCBA7E	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\ProductName = "ScreenConnect Client (99fdd128f4ccabe7)"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-99fdd128f4ccabe7	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1851F115248134786839760DC143F0ED	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Language = "1033"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-99fdd128f4ccabe7\shell\open\command	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (99fdd128f4ccabe7)\\ScreenConnect.WindowsClient.exe\" \"%1\""	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\ProductIcon = "C:\\Windows\\Installer\\{511F1581-1842-8743-8693-67D01C340FDE}\\DefaultIcon"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\99fdd128f4ccabe7\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1851F115248134786839760DC143F0ED\Full	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-99fdd128f4ccabe7\UseOriginalUrlEncoding = "1"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\954812E20F40B0D199DF1D824FCCBA7E\1851F115248134786839760DC143F0ED	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\SourceList\PackageName = "ScreenConnect.ClientSetup.msi"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\Clients = 3a0000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1851F115248134786839760DC143F0ED\AdvertiseFlags = "388"	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4976	msiexec.exe
4976	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3280	ScreenConnect.ClientSetup.exe
Token: SeShutdownPrivilege	5076	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5076	msiexec.exe
Token: SeSecurityPrivilege	4976	msiexec.exe
Token: SeCreateTokenPrivilege	5076	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	5076	msiexec.exe
Token: SeLockMemoryPrivilege	5076	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5076	msiexec.exe
Token: SeMachineAccountPrivilege	5076	msiexec.exe
Token: SeTcbPrivilege	5076	msiexec.exe
Token: SeSecurityPrivilege	5076	msiexec.exe
Token: SeTakeOwnershipPrivilege	5076	msiexec.exe
Token: SeLoadDriverPrivilege	5076	msiexec.exe
Token: SeSystemProfilePrivilege	5076	msiexec.exe
Token: SeSystemtimePrivilege	5076	msiexec.exe
Token: SeProfSingleProcessPrivilege	5076	msiexec.exe
Token: SeIncBasePriorityPrivilege	5076	msiexec.exe
Token: SeCreatePagefilePrivilege	5076	msiexec.exe
Token: SeCreatePermanentPrivilege	5076	msiexec.exe
Token: SeBackupPrivilege	5076	msiexec.exe
Token: SeRestorePrivilege	5076	msiexec.exe
Token: SeShutdownPrivilege	5076	msiexec.exe
Token: SeDebugPrivilege	5076	msiexec.exe
Token: SeAuditPrivilege	5076	msiexec.exe
Token: SeSystemEnvironmentPrivilege	5076	msiexec.exe
Token: SeChangeNotifyPrivilege	5076	msiexec.exe
Token: SeRemoteShutdownPrivilege	5076	msiexec.exe
Token: SeUndockPrivilege	5076	msiexec.exe
Token: SeSyncAgentPrivilege	5076	msiexec.exe
Token: SeEnableDelegationPrivilege	5076	msiexec.exe
Token: SeManageVolumePrivilege	5076	msiexec.exe
Token: SeImpersonatePrivilege	5076	msiexec.exe
Token: SeCreateGlobalPrivilege	5076	msiexec.exe
Token: SeCreateTokenPrivilege	5076	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	5076	msiexec.exe
Token: SeLockMemoryPrivilege	5076	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5076	msiexec.exe
Token: SeMachineAccountPrivilege	5076	msiexec.exe
Token: SeTcbPrivilege	5076	msiexec.exe
Token: SeSecurityPrivilege	5076	msiexec.exe
Token: SeTakeOwnershipPrivilege	5076	msiexec.exe
Token: SeLoadDriverPrivilege	5076	msiexec.exe
Token: SeSystemProfilePrivilege	5076	msiexec.exe
Token: SeSystemtimePrivilege	5076	msiexec.exe
Token: SeProfSingleProcessPrivilege	5076	msiexec.exe
Token: SeIncBasePriorityPrivilege	5076	msiexec.exe
Token: SeCreatePagefilePrivilege	5076	msiexec.exe
Token: SeCreatePermanentPrivilege	5076	msiexec.exe
Token: SeBackupPrivilege	5076	msiexec.exe
Token: SeRestorePrivilege	5076	msiexec.exe
Token: SeShutdownPrivilege	5076	msiexec.exe
Token: SeDebugPrivilege	5076	msiexec.exe
Token: SeAuditPrivilege	5076	msiexec.exe
Token: SeSystemEnvironmentPrivilege	5076	msiexec.exe
Token: SeChangeNotifyPrivilege	5076	msiexec.exe
Token: SeRemoteShutdownPrivilege	5076	msiexec.exe
Token: SeUndockPrivilege	5076	msiexec.exe
Token: SeSyncAgentPrivilege	5076	msiexec.exe
Token: SeEnableDelegationPrivilege	5076	msiexec.exe
Token: SeManageVolumePrivilege	5076	msiexec.exe
Token: SeImpersonatePrivilege	5076	msiexec.exe
Token: SeCreateGlobalPrivilege	5076	msiexec.exe
Token: SeCreateTokenPrivilege	5076	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	5076	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5076	msiexec.exe
5076	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 5076	3280	ScreenConnect.ClientSetup.exe	87
PID 4976 wrote to memory of 2076	4976	msiexec.exe	90
PID 2076 wrote to memory of 2112	2076	MsiExec.exe	91
PID 4976 wrote to memory of 4400	4976	msiexec.exe	96
PID 4976 wrote to memory of 4304	4976	msiexec.exe	98

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe
"C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3280
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\99fdd128f4ccabe7\ScreenConnect.ClientSetup.msi"
  2⤵
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:5076

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- 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:4976
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding DFFBA831576FADDE22C892AC4479717D C
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI5F61.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240672750 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2112
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  PID:4400
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 8D07C4A4EABDCC731A84795F07AA2415
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4304

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
PID:2444

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

e58b3eb.rbs

Path C:\Config.Msi\e58b3eb.rbs
Size 10KB
SHA256 31fb8f293654c841792c6eabfeaf1bbdf12d25d7ae645bc1490531d20d45aef9
MD5 ca6191457734939c2accd1dc9869b893
SHA1 0b04675af72fc32d9131e90d4873e931c790223e
SHA512 b1bd783b5a273aa365b839924d324b91f9a980fea187ffee7319c10a56255d8a02e1450a4fac532ee32162d32f7c07fc543b154b269abcf45625ae599befcfdd
SSDEEP 192:7VJoH+BatzeSxmWshIQshgB7Bv+SnYn3Mpf5Z8vKji:7VJoH+BSTshsv5R
TLSH
T11E223312778455E0F9665FB7CB470A1837B6EFA55710228F44CE9134AE93BCA0B3C9CA
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

MSI5F61.tmp

Path C:\Users\Admin\AppData\Local\Temp\MSI5F61.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

Submit Download

Microsoft.Deployment.WindowsInstaller.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5F61.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

Submit Download

ScreenConnect.Core.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5F61.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

Submit Download

ScreenConnect.InstallerActions.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5F61.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

Submit Download

ScreenConnect.Windows.dll

Path C:\Users\Admin\AppData\Local\Temp\MSI5F61.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

Submit Download

ScreenConnect.ClientSetup.msi

Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\99fdd128f4ccabe7\ScreenConnect.ClientSetup.msi
Size 12.8MB
SHA256 14b0065010f41d5cd04f5d9cb14a5a5f4ee5be32d4da03bcab54a45b2e45f4a3
MD5 4ef478d8172d0e6866f867b98cac98ea
SHA1 c48ab07da9fd41818356907f6358b1096911b312
SHA512 b5beaa767fa88938b999df74883ed8b46d6cbb95d9028a5f4a0b85a8f547e2d0dd6027cd6516577186c44e5b031d27adbeaade408f02e13e4d8890b7cd924db5
SSDEEP 196608:WHxcp9ym3nltDUJVwHxcp9ym3EHxcp9ym3VHxcp9ym3VHxcp9ym3SHxcp9ym3hHJ:kGplpvGpiGpHGpHGpgGpTGpS
TLSH
T1FCD623116BF89678F0F22A35E876A0B1A5377C525E22D12E2324791E2C75EC0C9B3777
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

MSIB5BF.tmp

Path C:\Windows\Installer\MSIB5BF.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

Submit Download

metadata-2

Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
Size 24.1MB
SHA256 5fc44e652ab3e4d5d277ccb28e214c3e2f7806bcc7a02b354cde6d93e46b0f51
MD5 98b6b786859ca9b0d7ddd3d3ea93d08f
SHA1 92ba631b56457cb38ead43f99bed91ae36c53bba
SHA512 0eddffdc1396aaab0091cc60c43184440c8b7875238eb43f71cae51fcab30b1c5eceefbaf45cf198d9602feb5834deb84db4f8f1077cba8a2c9189f66e312d0b
SSDEEP 24576:Xu8m+1zzdoO/vvTLL2L+ema/qCkTzFbC39md5k6lT0aKusyWYvFCztAhO:3
TLSH
T17B47C52476F92100E7F79E3CACF06A2359397D5B9C19EE8D05411F4E0922BB1E872F5A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{aaa8c76a-4e57-406b-976e-edea9a6a1201}_OnDiskSnapshotProp

Path \??\Volume{4588d6e0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{aaa8c76a-4e57-406b-976e-edea9a6a1201}_OnDiskSnapshotProp
Size 6KB
SHA256 f262b9177c3bf9e71c4f94f4baf204a913e97099b9a6d29703c59653ed964202
MD5 70abfee6d13ee78666e0339de086b5b6
SHA1 1e8802f925f2737512bf2e8cf3f79ecef6c13da9
SHA512 bf033fdff8f7b1bcacdc08ea59959d9bb445395c33f5fe2df2582ea737b5fcda4e4fd977e71dbc5f011128d871ad3342e643dcfb858632f1d522710ab7827053
SSDEEP 96:FM9KBAdvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:K9Fb++ZVm
TLSH
T1FCD198085AE54711E2B3AB712CF14553A877B911EF33CB8E0298238E2631A10F875F6F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2112-35-0x0000000002E90000-0x0000000002E9A000-memory.dmp

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memory/2112-43-0x0000000005500000-0x00000000056AC000-memory.dmp

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memory/2112-39-0x0000000002F30000-0x0000000002FBC000-memory.dmp

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memory/2112-31-0x0000000002E50000-0x0000000002E7E000-memory.dmp

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memory/3280-3-0x0000000005B20000-0x0000000005B30000-memory.dmp

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memory/3280-6-0x0000000003460000-0x0000000003482000-memory.dmp

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memory/3280-2-0x0000000005B20000-0x0000000005B30000-memory.dmp

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memory/3280-4-0x0000000005E30000-0x0000000006122000-memory.dmp

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memory/3280-0-0x0000000005B20000-0x0000000005B30000-memory.dmp

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memory/3280-5-0x0000000003590000-0x000000000361C000-memory.dmp

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memory/3280-9-0x0000000005B20000-0x0000000005B30000-memory.dmp

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memory/3280-8-0x00000000066D0000-0x0000000006C74000-memory.dmp

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memory/3280-7-0x0000000005B30000-0x0000000005CDC000-memory.dmp

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memory/3280-1-0x00000000014B0000-0x00000000014B8000-memory.dmp

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