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Analysis

  • max time kernel
    151s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2024, 15:00

General

  • Target

    e2cc01f9e278119400e4894f1c7262fa_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    e2cc01f9e278119400e4894f1c7262fa

  • SHA1

    829942f7749fe8058d082ad3fc711182ca0cefca

  • SHA256

    c3adf3a04f27b2dab14b14b4849ff6f6562af277b2f2592770717489ab7e806a

  • SHA512

    164b351c73a58dfa99586663966023602e4e6d641a998839e9cc5e4552c139b0aa122d1e64f071598c51f82e24882447dbb160cf002da236cc23ce88a655945b

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj67:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm54

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 21 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2cc01f9e278119400e4894f1c7262fa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e2cc01f9e278119400e4894f1c7262fa_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\SysWOW64\ldpfbqzbmr.exe
      ldpfbqzbmr.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\SysWOW64\ssnhmibd.exe
        C:\Windows\system32\ssnhmibd.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2572
    • C:\Windows\SysWOW64\gpqjcxzqgyxvyzz.exe
      gpqjcxzqgyxvyzz.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2696
    • C:\Windows\SysWOW64\ssnhmibd.exe
      ssnhmibd.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2736
    • C:\Windows\SysWOW64\kyihcaptjsodn.exe
      kyihcaptjsodn.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2568
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2660

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      a03814a7c99a156dbb17cca43d8a10af

      SHA1

      b9fc4cf26e9a9b79cf124780b60cf159bef3b6da

      SHA256

      dac73dc64e7c9a217f9192480b0b5c08751a69a9c6198a6e5fe7db3969a40a2a

      SHA512

      f37142482937646f17e4def6d27c9d9d832e05ba70dfa36397c774bc7b167a235d40a01591d5cdd028cb362dde5103af28a515d310cfde8be031d03cb16e27e3

    • C:\Windows\SysWOW64\ssnhmibd.exe

      Filesize

      512KB

      MD5

      992d1953af176c78f7e0ed6d4ab58684

      SHA1

      b0bfc5f668086fa00fe71d0b5575af3ebfeec437

      SHA256

      be856cfe5dac5dd78994eb2375b716300876350c1b1a48942855bd10a91611fc

      SHA512

      bed8841370b9fc0472945de92d409f9b335d3e5c70d4d5100f90b059cd57f81b9970e73df88545df4c47da2377a24cb0fc9bb9608478df79e56a2a170eb1a8a5

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • \??\c:\Program Files\DisableStop.doc.exe

      Filesize

      512KB

      MD5

      5685a90aceeb61cc5d8dc3bdb523d9c0

      SHA1

      f55b4e8cba7fcc3a7f16cbf5c2292ef84cf7f0ae

      SHA256

      a17221afed61569cde271375b7c7f2ef01e4cea72a162d6debdcd60546b3665c

      SHA512

      6a6615e47494351e5849116804d1e523bc27f0ddb0fafe44764c6d2a0a9abcca44b000fdd25b629f2d07d3604409514ff4f5057de694bf0bfe5bdf0d377a4a99

    • \Windows\SysWOW64\gpqjcxzqgyxvyzz.exe

      Filesize

      512KB

      MD5

      a26a121fe7234efa5d8ab0127732013a

      SHA1

      ba6bd159f879e666f35aaae316096b98a7ef30a5

      SHA256

      979248f77e181cbc9fbf68957e1d12152f35695e0b87cd43a0d8cc144f963108

      SHA512

      3ab2d2d98db6019e8ea68a60b3d0a48a1470b17120de88a7344427f9161be03f694b1f6af85879254d7aad38c2fcf23fcc18caec2a4415ce9fb61b83e19e8c00

    • \Windows\SysWOW64\kyihcaptjsodn.exe

      Filesize

      512KB

      MD5

      ad61b4bcb302261687c556a48cfd2027

      SHA1

      91a6ce758e1084e6a6ced67f888eb1f68f841626

      SHA256

      ece2a3a240729602789df1f2ffd55cfac7be2bb7e75e823723f211312aa59b5d

      SHA512

      a203fb15fbafcd20d63fda69b0077d91cdb417ee623a2db59a6450ae9991426bcbecdf4f2363e046acfc61b155d976bcba48763ed53c36695622ac81afec2048

    • \Windows\SysWOW64\ldpfbqzbmr.exe

      Filesize

      512KB

      MD5

      17c7aa3fb804b761d5a152f57f6e9c33

      SHA1

      11dbd9b1d5603569ae7fbff2fc6649c3fff4261d

      SHA256

      36ef8a87f26fd1799a16c5bbebadc91355c4523b84909a10bc3926980d8d9476

      SHA512

      3e944a2f614f42e30c60818a72600e378df3a79b2c6176f8312ecc8e7bdb4c0c2758ec628e5ff67a8a7217404436564b9ad5db843f89b2168a66460b9bc4a8f8

    • memory/2448-51-0x000000002FBD1000-0x000000002FBD2000-memory.dmp

      Filesize

      4KB

    • memory/2448-52-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2448-53-0x000000007163D000-0x0000000071648000-memory.dmp

      Filesize

      44KB

    • memory/2448-80-0x000000007163D000-0x0000000071648000-memory.dmp

      Filesize

      44KB

    • memory/2448-101-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/3048-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB