Overview

overview

8

Static

static

3

1c89ab0456...18.exe

windows7-x64

7

1c89ab0456...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    70s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 21:20

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General

  • Target

    1c89ab0456c5ee0f9f41019e78601cf1_JaffaCakes118.exe

  • Size

    802KB

  • MD5

    1c89ab0456c5ee0f9f41019e78601cf1

  • SHA1

    5f77b81073da493473774e4bec5158f6fbd70800

  • SHA256

    ade14640a100560ddc59b48ca53f57bcec0a8abd4eca91917d3a1efabf0656a9

  • SHA512

    cffb99a8e4201e6cadc2d30aca38300722eeebebba1a0ef20b5354fb4c633af8069bc5511745dab66d6f8bab3e2f0a106b633b32d3383f8f17d4a559ae63078c

  • SSDEEP

    12288:B9BYObmneoJa4c+VH3pZv+I7uKh2RA6ax1tIzRXa/8/XH2fgKFW:BLYOzoU4rvjuKhvxXIzRw8/XWfHFW

Score
8/10
bootkitpersistence

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 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 25 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.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 52 IoCs
  • Modifies registry class 53 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 46 IoCs
  • Suspicious use of SendNotifyMessage 31 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c89ab0456c5ee0f9f41019e78601cf1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1c89ab0456c5ee0f9f41019e78601cf1_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:3656
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:3932
  • 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:3500
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4180
    • 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:2116
  • 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:3376
  • 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:1952
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4192
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      PID:1680
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:412
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:4236
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:4472
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:3568

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1952-8-0x00000000046A0000-0x00000000046A1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3656-13-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-6-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-14-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-16-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-15-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-1-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-10-0x0000000002750000-0x0000000002758000-memory.dmp

      Filesize

      32KB

      Download

    • memory/3656-12-0x00000000009F1000-0x00000000009F2000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3656-11-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-0-0x0000000002750000-0x0000000002758000-memory.dmp

      Filesize

      32KB

      Download

    • memory/3656-4-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-3-0x00000000009F1000-0x00000000009F2000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3656-5-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-17-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-18-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-19-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-20-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-21-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-22-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-23-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download

    • memory/3656-24-0x0000000000400000-0x0000000000B0D000-memory.dmp

      Filesize

      7.1MB

      Download