Overview

overview

8

Static

static

3

jaffacakes...c3.exe

windows10-2004-x64

8

jaffacakes...c3.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    21s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 09:46

Sharing

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General

  • Target
    jaffacakes118_f82bb623de7ae8d0a3d1ec65eedf0793fa42c43faa1f5a4492f0475dd1d806c3.exe
  • Size 952KB
  • Sample260930-lrmsgst1dy
  • SHA256 f82bb623de7ae8d0a3d1ec65eedf0793fa42c43faa1f5a4492f0475dd1d806c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistencespywareupx

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 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 34 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 3 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).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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 10 IoCs
  • Suspicious use of WriteProcessMemory 10 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_f82bb623de7ae8d0a3d1ec65eedf0793fa42c43faa1f5a4492f0475dd1d806c3.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f82bb623de7ae8d0a3d1ec65eedf0793fa42c43faa1f5a4492f0475dd1d806c3.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:5532
    • 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:1880
  • 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:5708
  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:6096
    • C:\Windows\System32\ShellHost.exe
      "C:\Windows\System32\ShellHost.exe"
      1⤵
      • Suspicious use of SetWindowsHookEx
      PID:5144
    • 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:2388
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5460
      • 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
        • Suspicious use of SetWindowsHookEx
        PID:2028
      • C:\Windows\System32\ShellHost.exe
        "C:\Windows\System32\ShellHost.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1412
    • 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:1524
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
        PID:3864
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:6028
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2408
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Enumerates connected drives
            • Modifies Internet Explorer settings
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:2444
          • C:\Windows\System32\ShellHost.exe
            "C:\Windows\System32\ShellHost.exe"
            2⤵
            • Suspicious use of SetWindowsHookEx
            PID:1572
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:4472
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Modifies registry class
            PID:5568
          • C:\Windows\System32\ShellHost.exe
            "C:\Windows\System32\ShellHost.exe"
            2⤵
            • Suspicious use of SetWindowsHookEx
            PID:5052
        • C:\Windows\system32\userinit.exe
          C:\Windows\system32\userinit.exe
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:1304
          • 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:1128
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
          1⤵
            PID:5496
          • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
            "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
            1⤵
              PID:1952
            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
              1⤵
                PID:2916
              • C:\Windows\system32\sihost.exe
                sihost.exe
                1⤵
                • Suspicious use of WriteProcessMemory
                PID:4916
                • C:\Windows\explorer.exe
                  explorer.exe /LOADSAVEDWINDOWS
                  2⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Enumerates connected drives
                  • Modifies registry class
                  PID:4556
              • C:\Windows\system32\sihost.exe
                sihost.exe
                1⤵
                  PID:5820
                  • C:\Windows\explorer.exe
                    explorer.exe /LOADSAVEDWINDOWS
                    2⤵
                      PID:4880
                    • C:\Windows\System32\ShellHost.exe
                      "C:\Windows\System32\ShellHost.exe"
                      2⤵
                        PID:5872
                    • C:\Windows\system32\userinit.exe
                      C:\Windows\system32\userinit.exe
                      1⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3488
                      • C:\Windows\Explorer.EXE
                        C:\Windows\Explorer.EXE
                        2⤵
                          PID:1276
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:2656
                        • C:\Windows\System32\rundll32.exe
                          C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
                          1⤵
                            PID:4272
                          • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                            "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                            1⤵
                              PID:6136
                            • C:\Windows\system32\sihost.exe
                              sihost.exe
                              1⤵
                                PID:5556
                                • C:\Windows\explorer.exe
                                  explorer.exe /LOADSAVEDWINDOWS
                                  2⤵
                                    PID:5628
                                • C:\Windows\system32\userinit.exe
                                  C:\Windows\system32\userinit.exe
                                  1⤵
                                    PID:3144
                                    • C:\Windows\Explorer.EXE
                                      C:\Windows\Explorer.EXE
                                      2⤵
                                        PID:3860

                                    Network

                                          MITRE ATT&CK Enterprise v16

                                          Replay Monitor

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                                          Downloads

                                          defender.exe
                                          • Path C:\ProgramData\defender.exe
                                          • Size 854KB
                                          • SHA256 c79332366a21adc4fec195ab62e4a8e4c7f9ec82a73d4ebb9d0541a41f3a9514
                                          • MD5 SHA1 SHA512 SSDEEP TLSH
                                          Submit Download

                                          IconCache.db
                                          • Path C:\Users\Admin\AppData\Local\IconCache.db
                                          • Size 14KB
                                          • SHA256 c0b994a31819fe5a2aab8223d86ae17e0155c7f496781ff46433a847a0f3edaf
                                          • MD5 SHA1 SHA512 SSDEEP TLSH
                                          Submit Download

                                          DiscoverCacheData.dat
                                          • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
                                          • Size 1022B
                                          • SHA256 863ba9e318d612b3efe4a9841a3094785c638e53193a7bb09749922f99ad2da5
                                          • 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 47b0a8abf5f842751f2a786d0342fba4e5eb7a7e50fbf07542721c16232be30c
                                          • MD5 SHA1 SHA512 TLSH
                                          Submit Download

                                          Malware Protection.lnk
                                          • Path C:\Users\Public\Desktop\Malware Protection.lnk
                                          • Size 679B
                                          • SHA256 c66aa42e912acc70146ad16f71cce2ca4b1655a54c2c2b5264c3ed19d9736b72
                                          • MD5 SHA1 SHA512 TLSH
                                          Submit Download

                                          memory/1880-60-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-12-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-14-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-69-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-18-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-19-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-68-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-67-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-25-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-13-0x0000000001000000-0x0000000001010000-memory.dmp
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                                          memory/1880-28-0x00000000009EB000-0x00000000009EC000-memory.dmp
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                                          memory/1880-29-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-27-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-66-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-33-0x0000000000400000-0x0000000000A25000-memory.dmp
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                                          memory/1880-16-0x00000000009EB000-0x00000000009EC000-memory.dmp
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                                          memory/1880-65-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-51-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-64-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-57-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-58-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-59-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-62-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/1880-61-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/2028-31-0x00000000037C0000-0x00000000037C1000-memory.dmp
                                          Download

                                          memory/5532-0-0x0000000000400000-0x00000000006D3000-memory.dmp
                                          Download

                                          memory/5532-1-0x0000000000D20000-0x0000000000D30000-memory.dmp
                                          Download

                                          memory/5532-2-0x0000000000400000-0x00000000006D3000-memory.dmp
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                                          memory/5532-17-0x0000000000400000-0x00000000006D3000-memory.dmp
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                                          memory/5708-24-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download

                                          memory/5708-21-0x0000000000400000-0x0000000000A25000-memory.dmp
                                          Download