Overview

overview

10

Static

static

5

4c15886c7e...18.exe

windows7-x64

10

4c15886c7e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/05/2024, 16:48

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General

  • Target

    4c15886c7e5307d1982e8050f49ca089_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    4c15886c7e5307d1982e8050f49ca089

  • SHA1

    a927db8d8f439b220f946cb22c9caab323131a92

  • SHA256

    936994d3c4408edeed0be12f2855ced569070e8bacce224febce5a7b7052ff5a

  • SHA512

    9af9129d16c831ccd93030badaa299a4ee371a275441d9dffbc23718483956ced619f3c842958d50e3924df9630f3085cc634941dbda6b78b11f881d24424829

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6W:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5R

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • 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.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • 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
    persistence
  • AutoIT Executable 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 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
    adwarespyware
  • 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\4c15886c7e5307d1982e8050f49ca089_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4c15886c7e5307d1982e8050f49ca089_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:2184
    • C:\Windows\SysWOW64\mlcmfqlirw.exe
      mlcmfqlirw.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:1420
      • C:\Windows\SysWOW64\xamgrofu.exe
        C:\Windows\system32\xamgrofu.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:2580
    • C:\Windows\SysWOW64\jhipknvtsxmzdlb.exe
      jhipknvtsxmzdlb.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2552
    • C:\Windows\SysWOW64\xamgrofu.exe
      xamgrofu.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:2824
    • C:\Windows\SysWOW64\bywolppdtdzio.exe
      bywolppdtdzio.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2668
    • 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:2444
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1940

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe
            Filesize

            512KB

            MD5

            933b1d5dd539bfe897e957c745c62ae5

            SHA1

            78b7831db1886bf945108fb7f011942f3a39a14f

            SHA256

            5ec1af3225a50092d0a09063bd5c177137ca89e7255bea44b157708362cbae3b

            SHA512

            5d5ebe6fca3bad49223669126e5079f1ea9b0ab41761faea810d860509ee5d2e9579b1fa07447a8d5ab2a2cf8aac1ea3aa16b7ce3d266fa0b653c1ae110f62c2

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

            20KB

            MD5

            8a51f4a5f3cc2d01428cbfa5461f237d

            SHA1

            d6ee2ab40c223766d2452148483d0f75e2d0b81d

            SHA256

            2ff1cfaa28dfe5c9a715ca6599ea0bcb467b0d0142c14a144903a5c392e0fab8

            SHA512

            19bc1cfea968f0b6792fafa5dac9b03c029f74f4b0896f76b0dab558b29d086737cd8189bd89b5e7bf8baee7b320576733aa5330567d13b52d3357bf971c777b

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          • C:\Windows\SysWOW64\bywolppdtdzio.exe
            Filesize

            512KB

            MD5

            9390cb10ed7504f80d38a7cb944c6db5

            SHA1

            6cf125291ea003000bfdc9ebfae8c26c4ab69975

            SHA256

            3c5171eaed8c8e71b26f9e4332c15fe0700e730fefe974158e4d50036c236520

            SHA512

            1f5b6791dcccf470c3fc15f0be30427848f8d4bd5db96cd0f5f4abd8d99668ebf3980f0e2323bb83c87574df4a63dc444d78aa7961a8420c582f2a19fa827375

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          • C:\Windows\SysWOW64\jhipknvtsxmzdlb.exe
            Filesize

            512KB

            MD5

            7c67f613369648829ade2b87c13cac47

            SHA1

            c73b1dbd8490937d635577b56ef4edfe61d10abf

            SHA256

            d793633744c373aad68b6db3255b358da5191e9d989714458b4752d57ed3ccff

            SHA512

            46d69c951cf36e7a5ccc63e61ff0c56c4805bcb26c36fff3d38a0353d45bebf444342d9ec35e44892644949891b0c20f13389f8c2273b185addedb00924e6b15

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          • C:\Windows\mydoc.rtf
            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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          • \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
            Filesize

            512KB

            MD5

            aa0a80d5d5bbffaf7353a16b6e30b1bb

            SHA1

            0353f264c21f48d6d421c28ec7b78f6d0738bec9

            SHA256

            c67e19d445dd871d077a5d382b697b3c99b1c6dd8fd06cfadd642c2c1a15329a

            SHA512

            6673b2c7958ec171be7ff416b1bda08b8a7116e66362a543b4414d4c555aedb5898222daae60ad066efe1034ba2ac8473c9b9870afe48dd5f9c13ef4bd81818b

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          • \Windows\SysWOW64\mlcmfqlirw.exe
            Filesize

            512KB

            MD5

            21986b30792995789928564d213bb5d1

            SHA1

            9108016c10cf44f4e36e3b06b5243f634713fd54

            SHA256

            1380cecb593b3d281c2c4c18ee6ba593fe7f930dae5eeac9251b32de0f4a50c1

            SHA512

            721dbc12b1da09ef6e6930360987f5102992044f5de0a3a0d76756bc42de8dd09e5426067ccee57e3f248d7236de6601705c6e523fe2fb1c5b7aaff013ced1f3

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          • \Windows\SysWOW64\xamgrofu.exe
            Filesize

            512KB

            MD5

            19379c6cf4e059dc7efc6243bc9f6d92

            SHA1

            80126eb461f9113f3b906161ee7debbb1feefb10

            SHA256

            21cb7d79c4ce92be8f7b44fba6aea0b535801ef8c4bdc9b922fb647109bb5e21

            SHA512

            8179f8a2ff3a9ef4b97a3d0b19857814c14677cc3bb84f862accd138172bb4c5752ff44bd547a392276a3b320538162e193563f436a65e1b7710a11e2db9fc91

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          • memory/2184-0-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

            Download

          • memory/2444-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2444-100-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download