Analysis

  • max time kernel
    149s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 23:58

General

  • Target

    4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe

  • Size

    870KB

  • MD5

    4fba9d0d60bd23cace72ce982cf9271c

  • SHA1

    a71d454ace0af57237db231a5526ab312557ad79

  • SHA256

    48cb8cb1863c4f22b851dab052da40c8b863f759094e5b469a2a9391e89c1204

  • SHA512

    b88de348aef5d292797a297cdb4050eec3d6d12dc2d26cf1da8368a6ebec30b3a6e25427642c17c5fa6789fc0b085e9a40edd2b75757c638844452759d1ae339

  • SSDEEP

    24576:XIN+LbdNU3MWM6TeGN28MTjCjeUDV1IL5vaeU:/w8N6TeY2APIdv

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.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • UPX packed file 4 IoCs

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

  • 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.

  • 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
  • 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 13 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\ProgramData\defender.exe
      C:\ProgramData\defender.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:2536
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2956
    • 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:372
  • 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:732
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3220
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
        PID:1116
    • 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:4012
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:1668
      • 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:4488
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3196
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SendNotifyMessage
          PID:1164
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4148
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Modifies registry class
          PID:2508
      • 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 SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:1900
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
        1⤵
          PID:3628
        • 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:3472
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:4328
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:1888
            • 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 SetWindowsHookEx
              PID:4572
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:1400

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\ProgramData\defender.exe

                    Filesize

                    821KB

                    MD5

                    9e23b23b3a4784cadc884fe2857aa6a9

                    SHA1

                    6dfc0ee1d0ff1e276bb00fa15ae9f486d0f0fceb

                    SHA256

                    7c4b67077856a65e5c588f4ad651e349d5f361a9c056b3a0463414f355c068ac

                    SHA512

                    8396de774eb4bc40985c338e5ef3f8260d67e10f8cf13b8b5af314e81b0f3dfc1ec59f5fe83016a20bcf8f7d84bb0b31da502214b2040a200e903bc22d41c14d

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

                    Filesize

                    471B

                    MD5

                    80f4b6c6abcad38e0c58949495a42797

                    SHA1

                    05c88d1b14e6d224926195356280863eb927bdb5

                    SHA256

                    22efdcfbd71feedb6b92414f7312ca8026308a7a22c45f0361328b90a581fb20

                    SHA512

                    f10054fd0b47cc402edf4db0dbbe6f8606976787713c4ec33fdd77abca68b33673dd4fb71ddc43ff168e5c0401a64dfc14b4d09563ce15cc191aca8d7818a475

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

                    Filesize

                    412B

                    MD5

                    6d7098f0ed8bfda38fcae716192f839e

                    SHA1

                    d7f3f3b287516d64847332c37232eb234b8fbbd4

                    SHA256

                    55ba228d5b79a67db12ef3d363b05820820e6b2f04875dbfd881cfcca415b6bd

                    SHA512

                    692a3b47278632271aa0042485800045b9f0eb75f15df5d7cb53ba89700e032bcf7889fe714194177506369c3a2dcf6f60c55647389107d1e2c95ed24b6d0646

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

                    Filesize

                    19KB

                    MD5

                    5153dbdc217afc7d28fba55d5dcf6cd9

                    SHA1

                    7f779046e0ce20b5bf023df2946401a4b96550dc

                    SHA256

                    d0a9177684561822de82a5e757a8159e59f567a54246d1476f451273254b9308

                    SHA512

                    93d983b951df822c068187c329a873c71623b68bf0e55bede888b7b28ac6645203c097dfa5b8a3620be5f09e7fb9353fe89335e616cfed3136af4571f23d97ee

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

                    Filesize

                    1022B

                    MD5

                    e2a22d2827859dae6f9af33bb39538c9

                    SHA1

                    120a8b7b188fe0066cfd311170963d9b95ffa007

                    SHA256

                    74d492725d170de39f6f6ce5e186544ec30e3dba923fdc053f2e0215668bc3a5

                    SHA512

                    2383f68992a42b5c2910c0bd4b74fc3253d65465ad3acdac225dde61b1229afaa02e50dc7179465c728915fd5dba3441c0b62fa185985c9001367ac33027e813

                  • C:\Users\Admin\AppData\Local\Temp\{E21AE028-AF53-4CA0-910C-75337B85E9DA}.png

                    Filesize

                    6KB

                    MD5

                    099ba37f81c044f6b2609537fdb7d872

                    SHA1

                    470ef859afbce52c017874d77c1695b7b0f9cb87

                    SHA256

                    8c98c856e4d43f705ff9a5c9a55f92e1885765654912b4c75385c3ea2fdef4a7

                    SHA512

                    837e1ad7fe4f5cbc0a87f3703ba211c18f32b20df93b23f681cbd0390d8077adba64cf6454a1bb28df1f7df4cb2cdc021d826b6ef8db890e40f21d618d5eb07a

                  • C:\Users\Public\Desktop\Malware Protection.lnk

                    Filesize

                    679B

                    MD5

                    7eadf08464236498923f4e2f09a36e81

                    SHA1

                    d31edf285aebd8d255e316b116e6a81245826883

                    SHA256

                    4410fac73d673c84e379ea31e3dc0856489d07c83e207395c2d2df22dbe28192

                    SHA512

                    1ad270b91639ee1989a066b699a51280b1edf00059cc94a2d0f323d741e7662e4c534c84f35f6becad49b4a01ba8e6951fe89667f4af9abe965e314ea4c1daf1

                  • memory/372-29-0x0000000004960000-0x0000000004961000-memory.dmp

                    Filesize

                    4KB

                  • memory/1712-0-0x0000000000400000-0x0000000000695000-memory.dmp

                    Filesize

                    2.6MB

                  • memory/1712-8-0x0000000000404000-0x0000000000405000-memory.dmp

                    Filesize

                    4KB

                  • memory/1712-23-0x0000000000400000-0x0000000000695000-memory.dmp

                    Filesize

                    2.6MB

                  • memory/1712-3-0x0000000000400000-0x0000000000695000-memory.dmp

                    Filesize

                    2.6MB

                  • memory/1712-2-0x0000000000790000-0x00000000007A0000-memory.dmp

                    Filesize

                    64KB

                  • memory/1900-43-0x0000000004D60000-0x0000000004D61000-memory.dmp

                    Filesize

                    4KB

                  • memory/2536-21-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-57-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-30-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-22-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-20-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-19-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-40-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-42-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-17-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-81-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-15-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-35-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-58-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-65-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-66-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-67-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-68-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-73-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-74-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-75-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-78-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-79-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2536-80-0x0000000000400000-0x0000000000A27000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/4572-49-0x0000000002520000-0x0000000002521000-memory.dmp

                    Filesize

                    4KB