Overview

overview

8

Static

static

3

JaffaCakes...e1.exe

windows7-x64

7

JaffaCakes...e1.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 09:11

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General

  • Target

    JaffaCakes118_e299b34254104f3f89762b2ea86529e1.exe

  • Size

    800KB

  • MD5

    e299b34254104f3f89762b2ea86529e1

  • SHA1

    dc868d1cea66b9899aebb1381c58d038a881a63f

  • SHA256

    12b420bea010ab6306ff55303176953c9e85cde1213816eadd57a570a2d00e05

  • SHA512

    b8da4baaef78559fcf74b1b855adc804ac1eec9fdb16cd3bc3c2cd99411f4b3c5e9d9e92e68a227b723f13161969d57ce9b87d2560cd7f80400da413e3ddbbcb

  • SSDEEP

    24576:nEgaXPNT2QcLPmh4AURfjxuJyxouFdDEkTbSR:ngXlSQc7mh4RZxJWuzDEkXe

Score
8/10
bootkitdiscoverypersistence

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 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 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 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 1 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 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 use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 12 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_e299b34254104f3f89762b2ea86529e1.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e299b34254104f3f89762b2ea86529e1.exe"
    1⤵
    • 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:4000
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4472
    • 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 FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2396
  • 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:4740
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      PID:3236
  • 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:2208
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:4668
    • 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:1136
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4448
      • 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 SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:3944
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1512
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Modifies registry class
        PID:4912
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:3088
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:3504
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:1828
          • 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 SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            PID:1988
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:3432
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Modifies registry class
            PID:3968
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
          1⤵
            PID:700
          • 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:1384

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
            Filesize

            471B

            MD5

            a8b8e97f35e913d8380de208cbae2610

            SHA1

            1ad6c0148e1a302dee28f8171835bc2e9ac81f09

            SHA256

            11851918cc117f9802eb386e3f018460eb49861af54c5797287bca248675bc92

            SHA512

            cb995c892dc668e7b8427f99e3a054218a834fd030eec1660b96a5b12c5518b1dfd8370eea5e7bf09a9dd93caf3b6fc23f6c07269071cab13ba121710f6e5f9b

            Download Submit

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04
            Filesize

            412B

            MD5

            3d4a5d850759ae601c1f0e4886a558f5

            SHA1

            b0339aee08e2bdbe426526513dab621ace86b737

            SHA256

            390914a2ae01857cbb23ea9fb3bddeea62585be649d1719a6a07f4c9923f33a7

            SHA512

            59d61b652c9394732e23c46e4ebb054b4617ac53f28eb2c16f47540d075144fd7d8c8f4da1a224978cc1b12fa7f60e0fb66842d3f6b4c244a664aea13b692fea

            Download Submit

          • C:\Users\Admin\AppData\Local\IconCache.db
            Filesize

            17KB

            MD5

            4e2f548ae411371b242b589c8fda2e10

            SHA1

            928b1caa51d669c469eb8b5f4a7c16d86e94854a

            SHA256

            33a326180f698980b4f813e3be45aa1671a80646cf4ebe5ed9a2eb2a5acdfc2a

            SHA512

            394e46245e3b4d622a65fa130e04c0efa437138a49b095785a2b720130b31c07a6198add100561969708153bce2d9569f19934a5919afb58226a6fe79b22c1b8

            Download Submit

          • C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
            Filesize

            1022B

            MD5

            d6ca3ead4cd6a7bb9d3c59cd74ab4a29

            SHA1

            268ecc47735d0476553472a95a5e83dcc57e006c

            SHA256

            22f28f626014233f3d7661922005edebcfc7d6c1b555c2fb7d1ab73e9aca3c24

            SHA512

            7d4bd47bd9f54c3eed9589010549e4eeb0f02f37c4c2f76e537b00e80baea89302bc2fd5187f1347dda35bdea7e7de36638fdc682ba44d2ae0c65c73bd1224e5

            Download Submit

          • C:\Users\Admin\AppData\Local\Temp\{E658EEEE-3FFD-42FA-AECD-F84C725B5FEF}.png
            Filesize

            6KB

            MD5

            099ba37f81c044f6b2609537fdb7d872

            SHA1

            470ef859afbce52c017874d77c1695b7b0f9cb87

            SHA256

            8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7

            SHA512

            837e1ad7fe4f5cbc0a87f3703ba211c18f32b20df93b23f681cbd0390d8077adba64cf6454a1bb28df1f7df4cb2cdc021d826b6ef8db890e40f21d618d5eb07a

            Download Submit

          • memory/1988-27-0x00000000040A0000-0x00000000040A1000-memory.dmp

            Filesize

            4KB

            Download

          • memory/2396-12-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

            Filesize

            4KB

            Download

          • memory/3944-23-0x00000000046E0000-0x00000000046E1000-memory.dmp

            Filesize

            4KB

            Download

          • memory/4000-13-0x00000000009F1000-0x00000000009F2000-memory.dmp

            Filesize

            4KB

            Download

          • memory/4000-49-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-15-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-1-0x0000000000B80000-0x0000000000C80000-memory.dmp

            Filesize

            1024KB

            Download

          • memory/4000-11-0x0000000000B80000-0x0000000000C80000-memory.dmp

            Filesize

            1024KB

            Download

          • memory/4000-6-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-5-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-4-0x00000000009F1000-0x00000000009F2000-memory.dmp

            Filesize

            4KB

            Download

          • memory/4000-35-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-2-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-42-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-17-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-50-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-51-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-52-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-57-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-58-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-59-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-62-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-63-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-64-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download

          • memory/4000-65-0x0000000000400000-0x0000000000A27000-memory.dmp

            Filesize

            6.2MB

            Download