Overview

overview

8

Static

static

3

jaffacakes...71.exe

windows10-2004-x64

8

jaffacakes...71.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • 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, 22:30

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General

  • Target
    jaffacakes118_0176ee9d4f5252e33508e89cd3ca31be443e4e78dc6d7eee02082cc1a3863971.exe
  • Size 980KB
  • Sample260924-2faa1sysaz
  • SHA256 0176ee9d4f5252e33508e89cd3ca31be443e4e78dc6d7eee02082cc1a3863971
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistenceransomwarespywareupx

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 31 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 12 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 3 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 12 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
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_0176ee9d4f5252e33508e89cd3ca31be443e4e78dc6d7eee02082cc1a3863971.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_0176ee9d4f5252e33508e89cd3ca31be443e4e78dc6d7eee02082cc1a3863971.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1520
    • 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:2908
  • 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:1560
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3020
    • 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:5060
  • 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:2704
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      PID:332
  • 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:4452
  • 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 FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4088
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:2636
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4792
      • 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:3832
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3172
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:4592
      • 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 FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4404
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
        1⤵
          PID:3588
        • 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:1048
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:1936
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:1472
            • 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: AddClipboardFormatListener
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:3820
          • C:\Windows\explorer.exe
            explorer.exe
            1⤵
              PID:5112
            • C:\Windows\System32\rundll32.exe
              C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
              1⤵
                PID:4868

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    defender.exe
                    • Path C:\ProgramData\defender.exe
                    • Size 868KB
                    • SHA256 fb51cdb1bf3e0a16c26fdd731940240e4767235e1d68c6081e9129999996d9d0
                    • 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 0cd648a968e996d0a1bcd97513141f6af3fc4c884253b1c07920119bcc753678
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                    • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
                    • Size 412B
                    • SHA256 d4838970a0ce113268ba9d69492705473436c037eb95d04590a636fefdc6d1ff
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    IconCache.db
                    • Path C:\Users\Admin\AppData\Local\IconCache.db
                    • Size 17KB
                    • SHA256 7b4b3f936df93ae8f8863a889a3383bcb9b6f252e9e9c8a1f1aace9ca48e77ba
                    • MD5 SHA1 SHA512 SSDEEP TLSH
                    Submit Download

                    IconCache.db
                    • Path C:\Users\Admin\AppData\Local\IconCache.db
                    • Size 18KB
                    • SHA256 3b210808547fd860860b47b9ee8241c96266cc802dfa4c6683a0cabadd231c26
                    • MD5 SHA1 SHA512 SSDEEP TLSH
                    Submit Download

                    DiscoverCacheData.dat
                    • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
                    • Size 1016B
                    • SHA256 67fa51f139d3ec797425f861125ead13ad97f2a2fa10cf8c1fe891ad403737b6
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    {3B0BA358-1735-4A98-9375-DB51C05A15C7}.png
                    • Path C:\Users\Admin\AppData\Local\Temp\{3B0BA358-1735-4A98-9375-DB51C05A15C7}.png
                    • Size 6KB
                    • SHA256 8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7
                    • MD5 SHA1 SHA512 SSDEEP TLSH
                    Submit Download

                    Malware Protection.lnk
                    • Path C:\Users\Public\Desktop\Malware Protection.lnk
                    • Size 679B
                    • SHA256 6d067751de6c5e30a591ca9a9a9be188573382a27c881222e5dce57630d93350
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    memory/1520-21-0x0000000000400000-0x00000000006EA000-memory.dmp
                    Download

                    memory/1520-2-0x0000000000400000-0x00000000006EA000-memory.dmp
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                    memory/1520-1-0x0000000000C30000-0x0000000000C40000-memory.dmp
                    Download

                    memory/1520-7-0x0000000000404000-0x0000000000405000-memory.dmp
                    Download

                    memory/1520-0-0x0000000000400000-0x00000000006EA000-memory.dmp
                    Download

                    memory/1560-23-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/1560-26-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/1560-27-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-61-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-16-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-32-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-30-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-87-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-29-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-28-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-24-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-20-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-19-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-18-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-51-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-86-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-31-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-85-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-15-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-14-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-68-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-72-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-73-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-74-0x0000000000400000-0x0000000000A2C000-memory.dmp
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                    memory/2908-78-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-81-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-82-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/2908-84-0x0000000000400000-0x0000000000A2C000-memory.dmp
                    Download

                    memory/3820-59-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
                    Download

                    memory/4088-42-0x0000000004360000-0x0000000004361000-memory.dmp
                    Download

                    memory/4404-52-0x0000000002ED0000-0x0000000002ED1000-memory.dmp
                    Download