Overview

overview

8

Static

static

3

jaffacakes...4c.exe

windows10-2004-x64

8

jaffacakes...4c.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    20s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/09/2026, 22:34

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General

  • Target
    jaffacakes118_ebc417cab243ec78ee0e1baa51395a9c27e9e6ccff1a0141491a13afa271214c.exe
  • Size 989KB
  • Sample260924-2ha1bstdne
  • SHA256 ebc417cab243ec78ee0e1baa51395a9c27e9e6ccff1a0141491a13afa271214c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistencespywareupx

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 5 IoCs

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

    persistence
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 29 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_ebc417cab243ec78ee0e1baa51395a9c27e9e6ccff1a0141491a13afa271214c.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_ebc417cab243ec78ee0e1baa51395a9c27e9e6ccff1a0141491a13afa271214c.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1188
    • C:\ProgramData\defender.exe
      C:\ProgramData\defender.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2448
  • C:\ProgramData\defender.exe
    C:\ProgramData\defender.exe
    1⤵
    • Executes dropped EXE
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    PID:2016
  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:5544
    • C:\Windows\System32\ShellHost.exe
      "C:\Windows\System32\ShellHost.exe"
      1⤵
      • Suspicious use of SetWindowsHookEx
      PID:4520
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2316
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4944
    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:2732
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
        PID:2152
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:2992
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:6072
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Enumerates connected drives
            • Checks SCSI registry key(s)
            • Modifies Internet Explorer settings
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:3920
          • C:\Windows\System32\ShellHost.exe
            "C:\Windows\System32\ShellHost.exe"
            2⤵
              PID:5216
          • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
            "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
            1⤵
            • Checks processor information in registry
            • Enumerates system info in registry
            • Modifies data under HKEY_USERS
            • Suspicious use of SetWindowsHookEx
            PID:3904
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:4508
            • C:\Windows\explorer.exe
              explorer.exe /LOADSAVEDWINDOWS
              2⤵
              • Modifies registry class
              PID:5840
            • C:\Windows\System32\ShellHost.exe
              "C:\Windows\System32\ShellHost.exe"
              2⤵
              • Suspicious use of SetWindowsHookEx
              PID:5144
          • C:\Windows\system32\userinit.exe
            C:\Windows\system32\userinit.exe
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:1224
            • C:\Windows\Explorer.EXE
              C:\Windows\Explorer.EXE
              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 use of AdjustPrivilegeToken
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SendNotifyMessage
              • Suspicious use of SetWindowsHookEx
              PID:4156
          • C:\Windows\System32\rundll32.exe
            C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
            1⤵
              PID:4208
            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
              1⤵
                PID:1744
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                • Suspicious use of SetWindowsHookEx
                PID:3096
              • C:\Windows\system32\sihost.exe
                sihost.exe
                1⤵
                • Suspicious use of WriteProcessMemory
                PID:1212
                • C:\Windows\explorer.exe
                  explorer.exe /LOADSAVEDWINDOWS
                  2⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Modifies registry class
                  PID:768
              • C:\Windows\system32\sihost.exe
                sihost.exe
                1⤵
                • Suspicious use of WriteProcessMemory
                PID:2892
                • C:\Windows\explorer.exe
                  explorer.exe /LOADSAVEDWINDOWS
                  2⤵
                    PID:1172
                  • C:\Windows\System32\ShellHost.exe
                    "C:\Windows\System32\ShellHost.exe"
                    2⤵
                      PID:2968
                  • C:\Windows\system32\userinit.exe
                    C:\Windows\system32\userinit.exe
                    1⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2864
                    • C:\Windows\Explorer.EXE
                      C:\Windows\Explorer.EXE
                      2⤵
                      • Boot or Logon Autostart Execution: Active Setup
                      • Enumerates connected drives
                      • Modifies registry class
                      PID:4948
                  • C:\Windows\System32\rundll32.exe
                    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
                    1⤵
                      PID:3244
                    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                      1⤵
                        PID:3092
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:4084
                        • C:\Windows\system32\sihost.exe
                          sihost.exe
                          1⤵
                            PID:2144

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

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                                Downloads

                                defender.exe
                                • Path C:\ProgramData\defender.exe
                                • Size 866KB
                                • SHA256 b6ee00e6bbc77b9f8f9f0d4e412a70ba7a6b53a145a20c81ffc423770aa0e252
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                IconCache.db
                                • Path C:\Users\Admin\AppData\Local\IconCache.db
                                • Size 15KB
                                • SHA256 b5fc6d1fe25baf1bfbd1b3a0009bd6efc3de40199ea3fb965838b963106ce6f1
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                DiscoverCacheData.dat
                                • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
                                • Size 1016B
                                • SHA256 781f3cb0792c0ce50a37c786320eae8f3cb15515500024843be4e73089b23de0
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                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
                                Submit Download

                                5a2098e080cf7ac4.automaticDestinations-ms
                                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\5a2098e080cf7ac4.automaticDestinations-ms
                                • Size 2KB
                                • SHA256 4ea25e3670f5abdddcb32adcead6152c45997cfcfcefe7b8d9cdfce5e67b875f
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                Malware Protection.lnk
                                • Path C:\Users\Public\Desktop\Malware Protection.lnk
                                • Size 679B
                                • SHA256 1b4e73025010a0cf53a62bf59aec551a573c00ec05b5120e6ece8b55597bde75
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                memory/1188-0-0x0000000000400000-0x00000000006F5000-memory.dmp
                                Download

                                memory/1188-1-0x0000000000980000-0x0000000000990000-memory.dmp
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                                memory/1188-2-0x0000000000400000-0x00000000006F5000-memory.dmp
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                                memory/1188-22-0x0000000000400000-0x00000000006F5000-memory.dmp
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                                memory/1188-20-0x0000000000980000-0x0000000000990000-memory.dmp
                                Download

                                memory/2016-21-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2016-25-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2448-229-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-235-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-27-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-17-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-30-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-29-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-237-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-16-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-236-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-13-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2448-52-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2448-18-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-234-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-233-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-26-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-232-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-14-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-231-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-12-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-230-0x0000000000400000-0x0000000000A21000-memory.dmp
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                                memory/2448-226-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2448-227-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/2448-228-0x0000000000400000-0x0000000000A21000-memory.dmp
                                Download

                                memory/3092-100-0x000001EC946F0000-0x000001EC94710000-memory.dmp
                                Download

                                memory/3092-225-0x000001ECFDFE0000-0x000001ECFE77C000-memory.dmp
                                Download

                                memory/3092-55-0x000001EC801E0000-0x000001EC802E0000-memory.dmp
                                Download

                                memory/3092-86-0x000001EC82C70000-0x000001EC82C90000-memory.dmp
                                Download

                                memory/3092-56-0x000001EC801E0000-0x000001EC802E0000-memory.dmp
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                                memory/3092-66-0x000001EC82A10000-0x000001EC82A30000-memory.dmp
                                Download

                                memory/3092-54-0x000001EC801E0000-0x000001EC802E0000-memory.dmp
                                Download

                                memory/3092-67-0x000001EC82E70000-0x000001EC82F70000-memory.dmp
                                Download

                                memory/4944-31-0x0000000003F90000-0x0000000003F91000-memory.dmp
                                Download