Overview

overview

8

Static

static

3

jaffacakes...77.exe

windows10-2004-x64

8

jaffacakes...77.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • 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
    24/09/2026, 22:33

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    jaffacakes118_d87ce47cc7b3fdf71a5695848981d378ade0aca8acb69107cdaba32b9d09ae77.exe
  • Size 970KB
  • Sample260924-2gvcksyscx
  • SHA256 d87ce47cc7b3fdf71a5695848981d378ade0aca8acb69107cdaba32b9d09ae77
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
bootkitdiscoverypersistenceupx

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 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
  • Enumerates connected drives 3 TTPs 25 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
  • Drops file in System32 directory 3 IoCs
  • 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).

  • 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 22 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 data under HKEY_USERS 64 IoCs
  • Modifies registry class 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d87ce47cc7b3fdf71a5695848981d378ade0aca8acb69107cdaba32b9d09ae77.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d87ce47cc7b3fdf71a5695848981d378ade0aca8acb69107cdaba32b9d09ae77.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:5272
    • 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:1212
  • 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:6000
  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:1328
    • C:\Windows\System32\ShellHost.exe
      "C:\Windows\System32\ShellHost.exe"
      1⤵
      • Suspicious use of SetWindowsHookEx
      PID:4756
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5172
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4868
    • 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:2132
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:5728
    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
      1⤵
      • Drops file in System32 directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:4556
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:1536
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:2412
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:5464
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:4456
    • C:\Windows\system32\userinit.exe
      C:\Windows\system32\userinit.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1664
      • 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 AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:2564

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          defender.exe
          • Path C:\ProgramData\defender.exe
          • Size 857KB
          • SHA256 9caa13938620d607fc2daee05eee5bffad9126c1df30ebc1ac9c2c70b2f2d953
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Malware Protection.lnk
          • Path C:\Users\Public\Desktop\Malware Protection.lnk
          • Size 679B
          • SHA256 d325c8cb72154aa80261e6ace4595a8acc01b95444eeea2f1714e68fed3171cf
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/1212-29-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-31-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-12-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-13-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-15-0x00000000009EB000-0x00000000009EC000-memory.dmp
          Download

          memory/1212-16-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-17-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-51-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-47-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-44-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-25-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-43-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-27-0x0000000000BF0000-0x0000000000C00000-memory.dmp
          Download

          memory/1212-28-0x00000000009EB000-0x00000000009EC000-memory.dmp
          Download

          memory/1212-42-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-36-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-39-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-33-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-34-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-35-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-41-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-37-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/1212-40-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/5272-1-0x0000000000BC0000-0x0000000000BD0000-memory.dmp
          Download

          memory/5272-0-0x0000000000400000-0x00000000006F1000-memory.dmp
          Download

          memory/5272-2-0x0000000000400000-0x00000000006F1000-memory.dmp
          Download

          memory/5272-26-0x0000000000400000-0x00000000006F1000-memory.dmp
          Download

          memory/6000-24-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/6000-22-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download

          memory/6000-19-0x0000000000400000-0x0000000000A27000-memory.dmp
          Download