65c78afd637ee5211bbc712685cd346173e40c5f86061d276b6c71d7233f7879

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
27/07/2026, 12:23

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
ScreenConnect.ClientSetup.exe
Size 5.4MB
Sample260727-pkth8sem4w
SHA256 65c78afd637ee5211bbc712685cd346173e40c5f86061d276b6c71d7233f7879
MD5 4b3946bdd11ad71151fedffd845019f3
SHA1 98b1b256ed200ba7f5322b6e1f100e941e3473fb
SHA512 b44b35a07db180441a1e062beec9059f37c1446ab97d0866e9dd969d240bf3f6870733c10c1b0378ffa5cc28fa6d1a530d5affee8c3636aba671be970569ccff
SSDEEP 98304:/zIus6efPUIdoaxcp8wy5c3trGOlkQ5DUOgJ9zl:/hfefPtHxcp9ym3nltDUJV
TLSH
T12E46E101B3D695B6D1BF1638D87A52696734BC049316CBBF5394BD392E32BC04E323A6
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/1088-3-0x0000000005C40000-0x0000000005F32000-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-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation	ScreenConnect.ClientSetup.exe

Loads dropped DLL 11 IoCs

pid	Process
4728	MsiExec.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
3296	rundll32.exe
2140	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)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\Q:	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)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe

Drops file in Program Files directory 17 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\Client.Override.en-US.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.Client.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.ClientService.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsFileManager.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\system.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsBackstageShell.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsClient.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\Client.Override.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.Core.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsBackstageShell.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsClient.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.WindowsFileManager.exe.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\app.config	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\Client.resources	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.Windows.dll	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\ScreenConnect.ClientService.exe	msiexec.exe
File created	C:\Program Files (x86)\ScreenConnect Client (4483994a9c7ab435)\Client.en-US.resources	msiexec.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File created	C:\Windows\Installer\e584e5a.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e584e5a.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 created	C:\Windows\Installer\SourceHash{9A316ABD-47DE-B7E7-BE02-5B04ABA271AB}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4FD1.tmp	msiexec.exe
File created	C:\Windows\Installer\e584e5c.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\{9A316ABD-47DE-B7E7-BE02-5B04ABA271AB}\DefaultIcon	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI502F.tmp	msiexec.exe
File created	C:\Windows\Installer\{9A316ABD-47DE-B7E7-BE02-5B04ABA271AB}\DefaultIcon	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	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.

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 = 0000000004000000aea20acdcfb7d9ac0000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000c01200000000ffffffff000000002701010000080000aea20acd0000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d01200000000000020ed35000000ffffffff000000000700010000680900aea20acd000000000000d012000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0ff350000000000000005000000ffffffff000000000700010000f8ff1aaea20acd000000000000f0ff350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0ff3a0000000000000005000000ffffffff000000000700010000f87f1daea20acd000000000000f0ff3a00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	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\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\4483994a9c7ab435\\"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\InstanceType = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\ProductName = "ScreenConnect Client (4483994a9c7ab435)"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\DBA613A9ED747E7BEB20B540BA2A17BA	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\UseOriginalUrlEncoding = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\shell\open\command\ = "\"C:\\Program Files (x86)\\ScreenConnect Client (4483994a9c7ab435)\\ScreenConnect.WindowsClient.exe\" \"%1\""	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\AdvertiseFlags = "388"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\DeploymentFlags = "3"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\Net	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\Clients = 3a0000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\ScreenConnect\\25.2.4.9229\\4483994a9c7ab435\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-4483994a9c7ab435	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\shell	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\Media\1 = ";"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\URL Protocol	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\DBA613A9ED747E7BEB20B540BA2A17BA\Full	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\Language = "1033"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\Version = "419561476"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\SourceList\PackageName = "ScreenConnect.ClientSetup.msi"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\sc-4483994a9c7ab435\shell\open\command	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\ProductIcon = "C:\\Windows\\Installer\\{9A316ABD-47DE-B7E7-BE02-5B04ABA271AB}\\DefaultIcon"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\85A08842AFE3A836443899A4C9A74B53\DBA613A9ED747E7BEB20B540BA2A17BA	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\shell\open	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sc-4483994a9c7ab435\shell\open\command	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\PackageCode = "DBA613A9ED747E7BEB20B540BA2A17BA"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\DBA613A9ED747E7BEB20B540BA2A17BA\Assignment = "1"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\85A08842AFE3A836443899A4C9A74B53	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4196	msiexec.exe
4196	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1088	ScreenConnect.ClientSetup.exe
Token: SeShutdownPrivilege	676	msiexec.exe
Token: SeIncreaseQuotaPrivilege	676	msiexec.exe
Token: SeSecurityPrivilege	4196	msiexec.exe
Token: SeCreateTokenPrivilege	676	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	676	msiexec.exe
Token: SeLockMemoryPrivilege	676	msiexec.exe
Token: SeIncreaseQuotaPrivilege	676	msiexec.exe
Token: SeMachineAccountPrivilege	676	msiexec.exe
Token: SeTcbPrivilege	676	msiexec.exe
Token: SeSecurityPrivilege	676	msiexec.exe
Token: SeTakeOwnershipPrivilege	676	msiexec.exe
Token: SeLoadDriverPrivilege	676	msiexec.exe
Token: SeSystemProfilePrivilege	676	msiexec.exe
Token: SeSystemtimePrivilege	676	msiexec.exe
Token: SeProfSingleProcessPrivilege	676	msiexec.exe
Token: SeIncBasePriorityPrivilege	676	msiexec.exe
Token: SeCreatePagefilePrivilege	676	msiexec.exe
Token: SeCreatePermanentPrivilege	676	msiexec.exe
Token: SeBackupPrivilege	676	msiexec.exe
Token: SeRestorePrivilege	676	msiexec.exe
Token: SeShutdownPrivilege	676	msiexec.exe
Token: SeDebugPrivilege	676	msiexec.exe
Token: SeAuditPrivilege	676	msiexec.exe
Token: SeSystemEnvironmentPrivilege	676	msiexec.exe
Token: SeChangeNotifyPrivilege	676	msiexec.exe
Token: SeRemoteShutdownPrivilege	676	msiexec.exe
Token: SeUndockPrivilege	676	msiexec.exe
Token: SeSyncAgentPrivilege	676	msiexec.exe
Token: SeEnableDelegationPrivilege	676	msiexec.exe
Token: SeManageVolumePrivilege	676	msiexec.exe
Token: SeImpersonatePrivilege	676	msiexec.exe
Token: SeCreateGlobalPrivilege	676	msiexec.exe
Token: SeCreateTokenPrivilege	676	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	676	msiexec.exe
Token: SeLockMemoryPrivilege	676	msiexec.exe
Token: SeIncreaseQuotaPrivilege	676	msiexec.exe
Token: SeMachineAccountPrivilege	676	msiexec.exe
Token: SeTcbPrivilege	676	msiexec.exe
Token: SeSecurityPrivilege	676	msiexec.exe
Token: SeTakeOwnershipPrivilege	676	msiexec.exe
Token: SeLoadDriverPrivilege	676	msiexec.exe
Token: SeSystemProfilePrivilege	676	msiexec.exe
Token: SeSystemtimePrivilege	676	msiexec.exe
Token: SeProfSingleProcessPrivilege	676	msiexec.exe
Token: SeIncBasePriorityPrivilege	676	msiexec.exe
Token: SeCreatePagefilePrivilege	676	msiexec.exe
Token: SeCreatePermanentPrivilege	676	msiexec.exe
Token: SeBackupPrivilege	676	msiexec.exe
Token: SeRestorePrivilege	676	msiexec.exe
Token: SeShutdownPrivilege	676	msiexec.exe
Token: SeDebugPrivilege	676	msiexec.exe
Token: SeAuditPrivilege	676	msiexec.exe
Token: SeSystemEnvironmentPrivilege	676	msiexec.exe
Token: SeChangeNotifyPrivilege	676	msiexec.exe
Token: SeRemoteShutdownPrivilege	676	msiexec.exe
Token: SeUndockPrivilege	676	msiexec.exe
Token: SeSyncAgentPrivilege	676	msiexec.exe
Token: SeEnableDelegationPrivilege	676	msiexec.exe
Token: SeManageVolumePrivilege	676	msiexec.exe
Token: SeImpersonatePrivilege	676	msiexec.exe
Token: SeCreateGlobalPrivilege	676	msiexec.exe
Token: SeCreateTokenPrivilege	676	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	676	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
676	msiexec.exe
676	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 676	1088	ScreenConnect.ClientSetup.exe	84
PID 4196 wrote to memory of 4728	4196	msiexec.exe	87
PID 4728 wrote to memory of 3296	4728	MsiExec.exe	88
PID 4196 wrote to memory of 4232	4196	msiexec.exe	92
PID 4196 wrote to memory of 2140	4196	msiexec.exe	94

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:1088
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\4483994a9c7ab435\ScreenConnect.ClientSetup.msi"
  2⤵
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:676

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:4196
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding EFFBA98A186F66A8E46F507678004B2C C
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4728
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI942.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240650671 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3296
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  PID:4232
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 45E310A9CAF26969463C8CD415CD145A
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2140

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
PID:3936

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

Loading Replay Monitor...

Downloads

e584e5b.rbs

Path C:\Config.Msi\e584e5b.rbs
Size 10KB
SHA256 0b756d63a7bfb079225663c5ddb97f006baafd0e848ce1a8e97522d88e6aedc7
MD5 d848300f6b2189ad315d1f1260076d69
SHA1 e9e8bd89f4b4d689b6d8ee54cc5af94ee31c6940
SHA512 ea663d66445744cd91967944b6f89e5afe5f6444ccb0a5085449e52b59e73c468a3a3ca75018cdd47f56424a9dc3c1c65b00c3e85f30a99339cb8a007582424d
SSDEEP 96:wM3i82i5nCioQsS84X8sCEhMZeGZvj/ihVHpgkeMYexRCjuPjl9UEgpiCsThqxUR:whi5nZiRDeZW7hIz7hnJxHC2Zpua
TLSH
T17D224F517304B1E1E9A72F32C74B46207BB2EA955310230F60DCA1399E937966FBD7C6
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

MSI942.tmp

Path C:\Users\Admin\AppData\Local\Temp\MSI942.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\MSI942.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\MSI942.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\MSI942.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\MSI942.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\4483994a9c7ab435\ScreenConnect.ClientSetup.msi
Size 12.8MB
SHA256 abc9a23c87966027221b0c7a5c189b534157c40037dd7884f959d336efae85a2
MD5 e93110897a75a575975486e575fbfc4c
SHA1 d88993a0d147a4ea4cb53f089ff24e532410fe96
SHA512 e189ce425e307e77beca5287b162a76f87bab9b7ac64732f9dd4a877038bb56d604fc9f3db7f98cadb0c4729e2fe51a00581a2f8b486a0588703f4b238db855b
SSDEEP 196608:bHxcp9ym3nltDUJV6Hxcp9ym37Hxcp9ym3kHxcp9ym3MHxcp9ym3YHxcp9ym3hHs:lGplpdGpFGpCGpqGpmGpTGpH
TLSH
T179D623116BF89678F0F22A35E876A0B1A5377C125E22D12E2324791E2C75EC0C9B3777
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

MSI502F.tmp

Path C:\Windows\Installer\MSI502F.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 a495f36768251535457b3a29ede2b34eb9d7041ebaaa8e523a342c758f219f9c
MD5 7360dcf8e99303ff5b573eff9a938221
SHA1 a3d8e373f59b6abc82dbdb88de727c88c3fc8866
SHA512 e59c2d619394719881892b2a0e6719a22e9584028e2aa7952619352bd36eeefa79fa7a8c6a9bbb05db77cd61521f06962786f905fec7b50d46e6c8fd9e2ef316
SSDEEP 24576:gu8m+1zldoO/vvTLLWceJma49F0zEVsCwqmteTtlUU6tOrFhov1Fk63Rp:K
TLSH
T1BD47C22836F92200F7F79E3D68F46A274D3A7D5B9C159E8D05811B4E0921FB0E872F5A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{9009df5f-a028-4bdb-8657-b97530527a31}_OnDiskSnapshotProp

Path \??\Volume{cd0aa2ae-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{9009df5f-a028-4bdb-8657-b97530527a31}_OnDiskSnapshotProp
Size 6KB
SHA256 f2dfc16defbb191aac54deb8477baf6292f03a5f0d66d27b0cf0c50e3f9fece0
MD5 b00357fa601a8b15abc1057820d6fa96
SHA1 f0896fb45461dec95a3f5ad742c0350010a2b44e
SHA512 60caaf3a3fd3701d24a7c9aafc76b33760e02ef09784bcb4a9df8e9442b55393743bfc741ca5ec0a11fbdf822432a42b3a3e432c2648d1196498623034fcc34a
SSDEEP 96:FwD2c1snvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:GDgb++ZVm
TLSH
T141D179085AF54311E2B3AB7228F54557A877B911EF33CB8E0298238E6671A10F935F5F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1088-5-0x00000000019D0000-0x00000000019F2000-memory.dmp

Download

memory/1088-8-0x0000000005930000-0x0000000005940000-memory.dmp

Download

memory/1088-7-0x00000000064E0000-0x0000000006A84000-memory.dmp

Download

memory/1088-6-0x0000000005940000-0x0000000005AEC000-memory.dmp

Download

memory/1088-0-0x0000000005930000-0x0000000005940000-memory.dmp

Download

memory/1088-4-0x00000000057F0000-0x000000000587C000-memory.dmp

Download

memory/1088-3-0x0000000005C40000-0x0000000005F32000-memory.dmp

Download

memory/1088-2-0x0000000005930000-0x0000000005940000-memory.dmp

Download

memory/1088-1-0x0000000001900000-0x0000000001908000-memory.dmp

Download

memory/3296-30-0x0000000004C10000-0x0000000004C3E000-memory.dmp

Download

memory/3296-34-0x0000000004C40000-0x0000000004C4A000-memory.dmp

Download

memory/3296-38-0x0000000004E40000-0x0000000004ECC000-memory.dmp

Download

memory/3296-42-0x0000000005080000-0x000000000522C000-memory.dmp

Download