Overview

overview

8

Static

static

3

jaffacakes...59.exe

windows10-2004-x64

8

jaffacakes...59.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 19:38

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General

  • Target
    jaffacakes118_adc62788da3ea44d3414612485a1d1587063ae1a957d8bd79036b844171c2859.exe
  • Size 1013KB
  • Sample260925-yctcyavfqa
  • SHA256 adc62788da3ea44d3414612485a1d1587063ae1a957d8bd79036b844171c2859
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistencespywareupx

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 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 32 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 4 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 3 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 8 IoCs
  • Suspicious use of WriteProcessMemory 6 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_adc62788da3ea44d3414612485a1d1587063ae1a957d8bd79036b844171c2859.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_adc62788da3ea44d3414612485a1d1587063ae1a957d8bd79036b844171c2859.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:1072
    • 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)
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4264
  • 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:5944
  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:5548
    • C:\Windows\System32\ShellHost.exe
      "C:\Windows\System32\ShellHost.exe"
      1⤵
      • Suspicious use of SetWindowsHookEx
      PID:5104
    • 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:1092
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1048
      • 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 use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:1020
    • 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:3344
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3508
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Modifies registry class
        PID:5760
      • C:\Windows\System32\ShellHost.exe
        "C:\Windows\System32\ShellHost.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:4388
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:432
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4824
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Modifies registry class
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1452
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:5944
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:3484
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:524
      • C:\Windows\system32\userinit.exe
        C:\Windows\system32\userinit.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:1240
        • C:\Windows\Explorer.EXE
          C:\Windows\Explorer.EXE
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies registry class
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:2364

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads

            defender.exe
            • Path C:\ProgramData\defender.exe
            • Size 861KB
            • SHA256 010d16919d616ccd208b205c3db7ef9f3e53af8f6e3d81fdc685b8047c917be2
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            IconCache.db
            • Path C:\Users\Admin\AppData\Local\IconCache.db
            • Size 15KB
            • SHA256 b6daec90161eae5c3c919095b159eb24f11c13eb4f694cc0ad2b250011ca4f88
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            {25eb6d19-fbc0-4101-9c6e-d439a7d9aa96}.png
            • Path C:\Users\Admin\AppData\Local\Temp\{25eb6d19-fbc0-4101-9c6e-d439a7d9aa96}.png
            • Size 52KB
            • SHA256 1960318ccfd372be917d0d13ac915997152f8d4208f44263c350c838e97a71cd
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            Malware Protection.lnk
            • Path C:\Users\Public\Desktop\Malware Protection.lnk
            • Size 679B
            • SHA256 d117c8c86fb238223255f534a880551514be0145a44acfe82f1b0171d0c93e1e
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/1020-39-0x00000000041B0000-0x00000000041B1000-memory.dmp
            Download

            memory/1072-2-0x0000000000900000-0x0000000000A00000-memory.dmp
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            memory/1072-3-0x0000000000400000-0x00000000006E7000-memory.dmp
            Download

            memory/1072-14-0x0000000000400000-0x00000000006E7000-memory.dmp
            Download

            memory/1072-0-0x0000000000400000-0x00000000006E7000-memory.dmp
            Download

            memory/4264-33-0x0000000000400000-0x0000000000A0D000-memory.dmp
            Download

            memory/4264-48-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-65-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-13-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-28-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-20-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-30-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-19-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-16-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-18-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-47-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-21-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-49-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-50-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-51-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-52-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-54-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-55-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-56-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-57-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-58-0x0000000000400000-0x0000000000A0D000-memory.dmp
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            memory/4264-59-0x0000000000400000-0x0000000000A0D000-memory.dmp
            Download

            memory/5944-27-0x0000000000400000-0x0000000000A0D000-memory.dmp
            Download

            memory/5944-23-0x0000000000400000-0x0000000000A0D000-memory.dmp
            Download