Overview

overview

8

Static

static

3

26625b23fa...18.exe

windows7-x64

7

26625b23fa...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/07/2024, 22:01

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General

  • Target

    26625b23faec2d727b5c28b8410c7e8f_JaffaCakes118.exe

  • Size

    809KB

  • MD5

    26625b23faec2d727b5c28b8410c7e8f

  • SHA1

    aa5da392d31d777013cc84dc94d9e9a2fe0a37c5

  • SHA256

    8111cb56433454f336f975fd8f3818ca4f6c6dfad1136def2854c7738e950f7c

  • SHA512

    77e137fd9d74da6e136f4910a2f9fc4c44f5beadf570ca669f7dd1489714a1ff9f28341e5de70c83034457409a6214afe0ca0b60c51f8f4319cd25eddf0e9e3b

  • SSDEEP

    24576:PYcCpxZoPnHMFCiX7E4tBeV8Ee6VECxhQiu3aw:PYLcQLE4C2EpaCDQi+

Score
8/10
bootkitpersistence

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 29 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).

  • 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 42 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 9 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26625b23faec2d727b5c28b8410c7e8f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\26625b23faec2d727b5c28b8410c7e8f_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1612
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:2000
  • 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:1672
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3648
    • 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:2168
  • 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:3996
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      PID:3296
  • 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:3956
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:4004
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
        PID:876
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:1560
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3180
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Modifies registry class
          PID:3316
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe /factory,{682159d9-c321-47ca-b3f1-30e36b2ec8b9} -Embedding
        1⤵
        • Enumerates connected drives
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        PID:1604
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
        1⤵
          PID:3900
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {3eef301f-b596-4c0b-bd92-013beafce793} -Embedding
          1⤵
            PID:4108
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:2216
            • 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
              • Suspicious use of SetWindowsHookEx
              PID:3904

          Network

          MITRE ATT&CK Enterprise v15

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          Downloads

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

            16KB

            MD5

            d09be5f8eb4a9c4b2f1350db88facf91

            SHA1

            7e83885997bb0f56d86eb4bec0186de7c563a940

            SHA256

            86071e54f55009b851b61c0fac3c63e92ad9c6b60df6089ff8246762cb10a78d

            SHA512

            2074e300f0e2231115bfd9aeb98e1d9a0b3fa130f05d7f8aa9b92af6b9db62f4ce4e33af3d36c61161be9f7906e6f9964710f95ba4698bc36b1764bf33c90de5

            Download Submit

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

            1022B

            MD5

            a86c1771e1ec4ecedadf86ace59228c0

            SHA1

            c16bf466481b27c40ee97dc12bd455cecc15b27c

            SHA256

            dd8939d52e942f6b08917350f82e7d738b0ab2b161fc3436b21e86fa3771394a

            SHA512

            3766982acca85341ea51d909c041107d7b92103ac6d91c61d6c51eaee154759e740395ca8ab2de148f0d9b8bdb7bfc0ddadfd3d081e2b12bf2b0bd52e7529a68

            Download Submit

          • C:\Users\Admin\AppData\Local\Temp\{FA511576-6E3C-4057-AC0E-88E0AE3E1A9F}.png
            Filesize

            6KB

            MD5

            099ba37f81c044f6b2609537fdb7d872

            SHA1

            470ef859afbce52c017874d77c1695b7b0f9cb87

            SHA256

            8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7

            SHA512

            837e1ad7fe4f5cbc0a87f3703ba211c18f32b20df93b23f681cbd0390d8077adba64cf6454a1bb28df1f7df4cb2cdc021d826b6ef8db890e40f21d618d5eb07a

            Download Submit

          • memory/1612-26-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-30-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-5-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-4-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-14-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-3-0x00000000009F1000-0x00000000009F2000-memory.dmp

            Filesize

            4KB

            Download

          • memory/1612-54-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-1-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-25-0x0000000002860000-0x0000000002869000-memory.dmp

            Filesize

            36KB

            Download

          • memory/1612-27-0x00000000009F1000-0x00000000009F2000-memory.dmp

            Filesize

            4KB

            Download

          • memory/1612-0-0x0000000002860000-0x0000000002869000-memory.dmp

            Filesize

            36KB

            Download

          • memory/1612-28-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-29-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-53-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-37-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-38-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-39-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-41-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-46-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-47-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-48-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-51-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/1612-52-0x0000000000400000-0x0000000000A0D000-memory.dmp

            Filesize

            6.1MB

            Download

          • memory/3904-17-0x0000000003FA0000-0x0000000003FA1000-memory.dmp

            Filesize

            4KB

            Download

          • memory/3956-7-0x0000000004190000-0x0000000004191000-memory.dmp

            Filesize

            4KB

            Download