Overview

overview

8

Static

static

3

jaffacakes...5a.exe

windows10-2004-x64

8

jaffacakes...5a.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    140s
  • 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, 10:52

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General

  • Target
    jaffacakes118_f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a.exe
  • Size 873KB
  • Sample260930-mys4hs1ejg
  • SHA256 f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistenceransomwarespyware

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 37 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 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 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
  • 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_f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a.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:5732
  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a.exe
    C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3f3ce2f6bbfaeb19c786f657318b62ce99c2fef869ad497e587496565c2145a.exe
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    PID:1800
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5672
    • 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:3148
  • 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:4476
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1364
    • 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:1080
  • 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:3764
  • 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:4560
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1236
    • 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 SendNotifyMessage
      PID:4788
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
        PID:4016
    • 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 SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:5372
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:3896
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3744
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Modifies registry class
          PID:3092
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Modifies registry class
          PID:548
      • 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:2288
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
        1⤵
          PID:5708
        • 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:1696

        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 c764601cd688adf89708650c1c74ac60ba7f8a14a7ede31c38bcf0b8aaeb6867
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_EAF5D55D93603A879FA973006301F24F
              • Size 412B
              • SHA256 646dad5bc3c56966e774f50e15134dae45a5a37c69b595a5655412c6cdebd859
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              IconCache.db
              • Path C:\Users\Admin\AppData\Local\IconCache.db
              • Size 17KB
              • SHA256 c9eab4bcbf691ec5453175f2ad88cfc9f0549f65f948be5529789b3684aaa821
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              DiscoverCacheData.dat
              • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
              • Size 1022B
              • SHA256 aafae5678ade5beb7f7f0a68a8445d3410a6eef4d10d5cdb57e4bf7bb802ecc7
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              {D8D19E58-24D5-4415-8501-20A8D86169AE}.png
              • Path C:\Users\Admin\AppData\Local\Temp\{D8D19E58-24D5-4415-8501-20A8D86169AE}.png
              • Size 6KB
              • SHA256 8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/1080-34-0x0000000003610000-0x0000000003611000-memory.dmp
              Download

              memory/1800-7-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/1800-9-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/1800-10-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/1800-12-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/1800-14-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/2288-46-0x0000000004460000-0x0000000004461000-memory.dmp
              Download

              memory/3148-26-0x0000000005320000-0x0000000005321000-memory.dmp
              Download

              memory/5732-11-0x0000000000CB0000-0x0000000000CC0000-memory.dmp
              Download

              memory/5732-1-0x0000000000CB0000-0x0000000000CC0000-memory.dmp
              Download

              memory/5732-16-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-15-0x00000000009EB000-0x00000000009EC000-memory.dmp
              Download

              memory/5732-0-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-5-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-33-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-4-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-2-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-3-0x00000000009EB000-0x00000000009EC000-memory.dmp
              Download

              memory/5732-45-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-17-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-54-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-58-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-59-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-60-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-61-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-65-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-66-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-67-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-69-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-70-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-71-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download

              memory/5732-72-0x0000000000400000-0x0000000000A1A000-memory.dmp
              Download