Overview

overview

8

Static

static

5

2eca8d3677...18.exe

windows7-x64

7

2eca8d3677...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 09:36

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General

  • Target

    2eca8d3677be9ad1937275efe1a40744_JaffaCakes118.exe

  • Size

    865KB

  • MD5

    2eca8d3677be9ad1937275efe1a40744

  • SHA1

    50c3b4870cc2a9e9a48f1b6052a8012f1a630312

  • SHA256

    f178e94571f8a0220da1685d2263797af1a61191288e6b520e1fc3c8ea54888f

  • SHA512

    686e230b3098402dc3ccc0976dbdf23965e2229d338d2bfc2fda211d7fe266fba9628c33be7e896d9433be75524b8281ec087d89cb92707f1dad29e6730dc139

  • SSDEEP

    24576:O6sGt8z49Lshwu0ga9myiDeaDRMKIPWIYAfjDi:dsGtjsyWa9TiaadM9jG

Score
8/10
bootkitdiscoverypersistenceupx

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 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
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2eca8d3677be9ad1937275efe1a40744_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2eca8d3677be9ad1937275efe1a40744_JaffaCakes118.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:740
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:4480
  • 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:4368
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2260
    • 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:1248
  • 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:1180
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      PID:4532
  • 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:3640
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:3396
    • 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:1748
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:4852
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1364
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Modifies registry class
        PID:3696
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of SendNotifyMessage
      PID:4804
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{682159d9-c321-47ca-b3f1-30e36b2ec8b9} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:1484
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:3544
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {3eef301f-b596-4c0b-bd92-013beafce793} -Embedding
        1⤵
          PID:2012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:644
          • 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:4320
        • 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:3436

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          17KB

          MD5

          f7e253ffe1f8619a579df2691dae83a9

          SHA1

          b32ea7ba0ecd64d4916558b1c4b1f48d5d99dd67

          SHA256

          3e5d897cb77c5ee0f90dd3f7da5f00521209aa49a0695c46c3ee5b65dd38f3d1

          SHA512

          05fce8e92d2d36e0d79cd9bade83ce14076c4559d6b5d03ffa686edbc802a67277aeef43630c002ad0bb4fedcf8d70fc8e622563dba624f159a438259d83d798

          Download Submit

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

          1022B

          MD5

          0f29c0e3a87364344d0acb2a0a183e23

          SHA1

          5127ea3e618db47eee74c49c909fcb25bf18c7a8

          SHA256

          45323b67a5ff1c9d6f51469af0c0c8027d804ccf24485252eb15c9e1eb95f6a8

          SHA512

          6de8c729e2ed6b92f0efa3cc9ae32e1f101549bd78883759f5236e7f61e7499e7462e6e9ae608a3a69eb279c5d8503773049793dfbe386ffc91c7aa86217a18e

          Download Submit

        • C:\Users\Admin\AppData\Local\Temp\{5AF4A54F-B4D4-4886-93B7-6D0AB95416DA}.png
          Filesize

          6KB

          MD5

          099ba37f81c044f6b2609537fdb7d872

          SHA1

          470ef859afbce52c017874d77c1695b7b0f9cb87

          SHA256

          8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7

          SHA512

          837e1ad7fe4f5cbc0a87f3703ba211c18f32b20df93b23f681cbd0390d8077adba64cf6454a1bb28df1f7df4cb2cdc021d826b6ef8db890e40f21d618d5eb07a

          Download Submit

        • memory/740-8-0x0000000002710000-0x0000000002720000-memory.dmp

          Filesize

          64KB

          Download

        • memory/740-44-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-6-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-7-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-0-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-59-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-11-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

          Download

        • memory/740-12-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-4-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

          Download

        • memory/740-18-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-19-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-2-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-58-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-57-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-1-0x0000000002710000-0x0000000002720000-memory.dmp

          Filesize

          64KB

          Download

        • memory/740-34-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-35-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-42-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-43-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-5-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-45-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-51-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-52-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-53-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/740-56-0x0000000000400000-0x0000000000A23000-memory.dmp

          Filesize

          6.1MB

          Download

        • memory/3640-10-0x0000000004D70000-0x0000000004D71000-memory.dmp

          Filesize

          4KB

          Download

        • memory/4320-26-0x00000000029F0000-0x00000000029F1000-memory.dmp

          Filesize

          4KB

          Download

        • memory/4804-23-0x00000000043D0000-0x00000000043D1000-memory.dmp

          Filesize

          4KB

          Download