Overview

overview

8

Static

static

3

jaffacakes...00.exe

windows10-2004-x64

8

jaffacakes...00.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/09/2026, 10:26

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General

  • Target
    jaffacakes118_58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000.exe
  • Size 908KB
  • Sample260930-mg2dkace78
  • SHA256 58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
bootkitdiscoverypersistenceransomware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 36 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
  • 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 2 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 data under HKEY_USERS 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 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_58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000.exe"
    1⤵
    • 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:3316
  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000.exe
    C:\Users\Admin\AppData\Local\Temp\jaffacakes118_58b36b2cd2e9aecd890f99b33243d767e423deb2445872f8909ee3eddc5c9000.exe
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    PID:1184
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3232
    • 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:4192
  • 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:4200
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3776
    • 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:1688
  • 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:5036
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3500
    • 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:2164
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1936
    • 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:4528
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2880
    • 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 SendNotifyMessage
      PID:1944
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:644
    • 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 SetWindowsHookEx
      PID:5000
  • 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:3308

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
        • Size 1KB
        • SHA256 fcd2675149ef418d27858c44316321178c8f08716545bf449f158e3c8c9a566f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
        • Size 471B
        • SHA256 80092d2a71def1d90a2e0cf784962c4962a5cdbb6e89ad9dc428a9b06a04e790
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B76BE66D46C355931939D8CF818D03FD_68DC46933CF3DE41CC968E0784D43DC3
        • Size 422B
        • SHA256 63dedda972bbcc25f0214e1b649dc6d121e95f40be04c8cc591b746b9bc76b64
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
        • Size 412B
        • SHA256 6ada2da35f67c9a19f45e5179a4932245e3a5ca2bbcd5378ee8d0b2e77953870
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        DiscoverCacheData.dat
        • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
        • Size 1022B
        • SHA256 3ecce842c6136e6cca5b32046a4a5a81b2d142f4e74b88c5870b1be16856ad65
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        {58522D56-7400-4929-9D6F-5002267793A3}.png
        • Path C:\Users\Admin\AppData\Local\Temp\{58522D56-7400-4929-9D6F-5002267793A3}.png
        • Size 6KB
        • SHA256 8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1184-15-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/1184-10-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/1184-11-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/1184-12-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/1184-14-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-13-0x0000000000B60000-0x0000000000C60000-memory.dmp
        Download

        memory/3316-2-0x0000000000B60000-0x0000000000C60000-memory.dmp
        Download

        memory/3316-17-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-18-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-19-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-78-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-0-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-6-0x0000000000400000-0x0000000000A06000-memory.dmp
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        memory/3316-5-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-3-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-4-0x00000000009EB000-0x00000000009EC000-memory.dmp
        Download

        memory/3316-46-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-77-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-16-0x00000000009EB000-0x00000000009EC000-memory.dmp
        Download

        memory/3316-60-0x0000000000400000-0x0000000000A06000-memory.dmp
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        memory/3316-64-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-65-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-66-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-67-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-69-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-72-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-73-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-75-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/3316-76-0x0000000000400000-0x0000000000A06000-memory.dmp
        Download

        memory/4192-28-0x00000000052D0000-0x00000000052D1000-memory.dmp
        Download

        memory/5000-52-0x0000000005050000-0x0000000005051000-memory.dmp
        Download