Overview

overview

8

Static

static

3

JaffaCakes...31.exe

windows7-x64

7

JaffaCakes...31.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 12:07

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    JaffaCakes118_c752079c32c024f0b34508c7c9a45131.exe
  • Size 809KB
  • Sample250119-pastyswpew
  • SHA256 18013ff47859d62b2991d46158391aca69f08bcda5c5638c3f468800ef78e043
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
bootkitdiscoverypersistence

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
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 33 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 1 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).

  • 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.

  • 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 5 IoCs
  • Suspicious use of WriteProcessMemory 15 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_c752079c32c024f0b34508c7c9a45131.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c752079c32c024f0b34508c7c9a45131.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4528
    • C:\ProgramData\privacy.exe
      C:\ProgramData\privacy.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:4564
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1624
    • 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:1584
  • 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:400
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:916
    • 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:3392
  • 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:3168
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4576
    • 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:4452
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4748
    • 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:4248
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4360
    • 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:3188
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • 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 SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        privacy.exe
        • Path C:\ProgramData\privacy.exe
        • Size 802KB
        • SHA256 ecaa413d1d2b691ac0e63d3ac265e7a5a02c6d6676726c8bc9342acb8c414277
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
        • Size 471B
        • SHA256 8bf88caa748bd496eb1290b073a40bc4d595a64ee5be59bd001826c5ec9befba
        • MD5 SHA1 SHA512
        Submit Download

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
        • Size 412B
        • SHA256 6a2c0e3193f16fba10a4635adb746fd8460d6dee831a8e71833c18d4e72fa3cd
        • MD5 SHA1 SHA512
        Submit Download

        DiscoverCacheData.dat
        • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
        • Size 1022B
        • SHA256 9ce7737ed73ed35d6f70644ef450760f7b6b26089d3bb1f905fa328ef4eb496c
        • MD5 SHA1 SHA512
        Submit Download

        {0654ABD6-C84C-4C4B-9BA6-D356516AE87B}.png
        • Path C:\Users\Admin\AppData\Local\Temp\{0654ABD6-C84C-4C4B-9BA6-D356516AE87B}.png
        • Size 6KB
        • SHA256 8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        Privacy Protection.lnk
        • Path C:\Users\Public\Desktop\Privacy Protection.lnk
        • Size 672B
        • SHA256 7cf58796908e1016821addbecf36e97e1c0e35b49851d1ffced167d8e216fc96
        • MD5 SHA1 SHA512
        Submit Download

        memory/1584-32-0x0000000002FA0000-0x0000000002FA1000-memory.dmp
        Download

        memory/2932-56-0x0000000003210000-0x0000000003211000-memory.dmp
        Download

        memory/4528-1-0x0000000000400000-0x00000000005D5000-memory.dmp
        Download

        memory/4528-6-0x0000000000404000-0x0000000000405000-memory.dmp
        Download

        memory/4528-0-0x00000000024E0000-0x00000000024E9000-memory.dmp
        Download

        memory/4528-25-0x0000000000400000-0x00000000005D5000-memory.dmp
        Download

        memory/4564-40-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-73-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-24-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-17-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-16-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-42-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-13-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-58-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-65-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-15-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-72-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-33-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-74-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-75-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-80-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-81-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-82-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-85-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-86-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-87-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download

        memory/4564-88-0x0000000000400000-0x0000000000B15000-memory.dmp
        Download