Analysis

  • user interaction
    yes
  • max time kernel
    67s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 23:24

General

  • Target
    inferno.exe
  • Size 4.0MB
  • Sample260706-3d63msdt2w
  • SHA256 c014f6fcfdd765f9afd32876363df95b14184f8e10a80966fcb522ad5326e5ce
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 62 IoCs
  • Suspicious use of SendNotifyMessage 55 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\inferno.exe
    "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:700
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4668
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Drops desktop.ini file(s)
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5936
        • C:\Users\Admin\AppData\Local\Temp\inferno.exe
          "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
          3⤵
            PID:2676
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c cls
              4⤵
                PID:5980
            • C:\Users\Admin\AppData\Local\Temp\inferno.exe
              "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
              3⤵
                PID:3352
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c cls
                  4⤵
                    PID:3608
                • C:\Users\Admin\AppData\Local\Temp\inferno.exe
                  "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
                  3⤵
                    PID:3612
                    • C:\Windows\system32\cmd.exe
                      C:\Windows\system32\cmd.exe /c cls
                      4⤵
                        PID:5700
                    • C:\Users\Admin\AppData\Local\Temp\inferno.exe
                      "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
                      3⤵
                        PID:3748
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /c cls
                          4⤵
                            PID:2936
                        • C:\Users\Admin\AppData\Local\Temp\inferno.exe
                          "C:\Users\Admin\AppData\Local\Temp\inferno.exe"
                          3⤵
                            PID:3872
                            • C:\Windows\system32\cmd.exe
                              C:\Windows\system32\cmd.exe /c cls
                              4⤵
                                PID:5452
                        • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                          "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                          1⤵
                          • Modifies registry class
                          • Suspicious use of SetWindowsHookEx
                          PID:3208
                        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                          1⤵
                          • Modifies registry class
                          • Suspicious use of SetWindowsHookEx
                          PID:3216
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k GPSvcGroup
                          1⤵
                            PID:2916
                          • C:\Windows\System32\rundll32.exe
                            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                            1⤵
                              PID:2384

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

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                                  Downloads

                                  prep_Activatable Class_Hermes_perf.cache

                                  • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                                  • Size 599B
                                  • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                                  • MD5 SHA1 SHA512 TLSH

                                  default.exc

                                  • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.exc
                                  • Size 2B
                                  • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                                  • MD5 SHA1 SHA512

                                  memory/3208-184-0x000002D117790000-0x000002D117A2E000-memory.dmp

                                  memory/3208-19-0x000002D167E20000-0x000002D167F20000-memory.dmp

                                  memory/3208-43-0x000002D103A50000-0x000002D103A70000-memory.dmp

                                  memory/3208-33-0x000002D103670000-0x000002D103690000-memory.dmp

                                  memory/3208-34-0x000002D113AD0000-0x000002D113BD0000-memory.dmp

                                  memory/3208-66-0x000002D113ED0000-0x000002D113EF0000-memory.dmp

                                  memory/3216-185-0x000001EDAB400000-0x000001EDAB69E000-memory.dmp

                                  memory/4196-0-0x0000015F0DC60000-0x0000015F0DC61000-memory.dmp

                                  memory/5936-220-0x000000000A550000-0x000000000A5E9000-memory.dmp

                                  memory/5936-221-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-225-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-229-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-233-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-238-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-242-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-247-0x0000000013870000-0x00000000138FB000-memory.dmp

                                  memory/5936-251-0x0000000013870000-0x00000000138FB000-memory.dmp