Overview

overview

8

Static

static

3

jaffacakes...23.exe

windows10-2004-x64

8

jaffacakes...23.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/09/2026, 22:33

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General

  • Target
    jaffacakes118_248c2614a6bffc1acc09026577b2b5ea07370fbfaf25c20425ccb995a062a523.exe
  • Size 965KB
  • Sample260924-2gl17stdme
  • SHA256 248c2614a6bffc1acc09026577b2b5ea07370fbfaf25c20425ccb995a062a523
  • 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
  • Enumerates connected drives 3 TTPs 27 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).

  • 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 8 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 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 11 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_248c2614a6bffc1acc09026577b2b5ea07370fbfaf25c20425ccb995a062a523.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_248c2614a6bffc1acc09026577b2b5ea07370fbfaf25c20425ccb995a062a523.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2460
    • 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:4268
  • 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:1256
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3936
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      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
      PID:1720
  • 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:1340
  • 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:4436
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SendNotifyMessage
      PID:2160
  • 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:1620
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
        PID:5008
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Boot or Logon Autostart Execution: Active Setup
      • 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 SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3100
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:3836
      • 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:4244
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:2960
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          PID:2036
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3088
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Modifies registry class
          PID:3428
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        PID:4576
      • 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\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:3220
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3512

          Network

                MITRE ATT&CK Enterprise v16

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                Downloads

                defender.exe
                • Path C:\ProgramData\defender.exe
                • Size 849KB
                • SHA256 0804ceadd88b3dde30df9592069f1d9b4e22d0a7d7ce0771dc061c8165f2cd4d
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
                • Size 1KB
                • SHA256 65c96edffc7bf7cd6479ef7e9617c976e5d9a59e7b6c94d5deb271dee86ada41
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                • Size 471B
                • SHA256 1b6eea05b731dd2fce70d0006ca86d832068cbc69728380461f1cef89917d317
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
                • Size 422B
                • SHA256 b962acf7375522199a972284c3f74a255e28240e6f7fdeaebab1ab92504aa594
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                • Size 412B
                • SHA256 9eec5bd5dd277eab20542058017a73c6a117963534bda63d644603945bd238c8
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                IconCache.db
                • Path C:\Users\Admin\AppData\Local\IconCache.db
                • Size 17KB
                • SHA256 ca3e8c154a1969f16f75dd0c2fe02add8bf480f95e5501883dee0f2b915a07d5
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                DiscoverCacheData.dat
                • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
                • Size 1022B
                • SHA256 78cf9b8599ef74e0a279f5c8bcc1042d76f559f2c0ae777d1fe35389997a279c
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                Malware Protection.lnk
                • Path C:\Users\Public\Desktop\Malware Protection.lnk
                • Size 679B
                • SHA256 66d3a03d52158e7974164cbb31fd375bc7c191fb47dbfba0c9e46f9c41b01127
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                memory/1256-27-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/1256-30-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/1256-23-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/1720-43-0x0000000004F80000-0x0000000004F81000-memory.dmp
                Download

                memory/2460-28-0x0000000000400000-0x00000000006DD000-memory.dmp
                Download

                memory/2460-1-0x0000000000BE0000-0x0000000000BF0000-memory.dmp
                Download

                memory/2460-22-0x0000000000BE0000-0x0000000000BF0000-memory.dmp
                Download

                memory/2460-2-0x0000000000400000-0x00000000006DD000-memory.dmp
                Download

                memory/2460-0-0x0000000000400000-0x00000000006DD000-memory.dmp
                Download

                memory/2460-7-0x0000000000404000-0x0000000000405000-memory.dmp
                Download

                memory/3100-51-0x00000000049C0000-0x00000000049C1000-memory.dmp
                Download

                memory/4268-35-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-66-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-32-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-31-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-24-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-20-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-19-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-18-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-17-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-55-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-14-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-73-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-62-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-63-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-64-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-65-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-34-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-67-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-68-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-69-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-70-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-71-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4268-72-0x0000000000400000-0x0000000000A21000-memory.dmp
                Download

                memory/4576-59-0x0000000004F00000-0x0000000004F01000-memory.dmp
                Download