Overview

overview

10

Static

static

5

fb10214753...18.exe

windows7-x64

10

fb10214753...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19-04-2024 20:01

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General

  • Target

    fb10214753750608e5c2129fb638b674_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    fb10214753750608e5c2129fb638b674

  • SHA1

    c447a574de25699d6eaceedbcae3e5501c5b3705

  • SHA256

    0e2e676b9203b13b2c70b42f9018c3dff31781cdd876eb7db007366c4c2b9049

  • SHA512

    99fc9168a5149361435c03d646a714ea45af60b9c18eab70c584ebbfebc69c8a9dcecddfa924c6f0b8183527c08eba2a73b3324ce8de36af888c96fff9c05549

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6B:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5I

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 5 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\fb10214753750608e5c2129fb638b674_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fb10214753750608e5c2129fb638b674_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:2864
    • C:\Windows\SysWOW64\vnlkymtztq.exe
      vnlkymtztq.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:2224
      • C:\Windows\SysWOW64\jtwxtzjm.exe
        C:\Windows\system32\jtwxtzjm.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:2780
    • C:\Windows\SysWOW64\vbbnifisgdmzhwc.exe
      vbbnifisgdmzhwc.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2548
    • C:\Windows\SysWOW64\jtwxtzjm.exe
      jtwxtzjm.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:2612
    • C:\Windows\SysWOW64\ypxlerrxlovbu.exe
      ypxlerrxlovbu.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2676
    • 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:2928
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:852

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

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

      20KB

      MD5

      06a1ba1b6edb8d41c58323b899c44da0

      SHA1

      377e107f9a94e6a49e33b22077da3ca5868ffa37

      SHA256

      9cba1db7f0f8d08984e77474d721311c9375ffb7518a562685c0b4e123aae290

      SHA512

      d5cb55b232a608cd7b8a8e69454bc8d22ab0d648bf5d5a20b1f0afabd3b1a9e3f6b936e032db47a4f679b423118f3108ebc1e7150437e2b5d11f249b975c2bec

      Download Submit

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

      512KB

      MD5

      6f2512bcd49af10bec493cf472927dcb

      SHA1

      e6288efa534ed9493d8ff9b0bf9d290c03179506

      SHA256

      7b5581295c264f5fb96bef4bc6a739d485a2a4a8de019f773de68f7882ad52ba

      SHA512

      3e3a5836105f0233bee80773a52ce9af0e8ea668dc2d91be7d0c9a3a14b9482efdb264d09d7738bcf3c3980779af756765b73d91e318e9a999f9dd2b24d25f35

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\jtwxtzjm.exe
      Filesize

      512KB

      MD5

      8a1de2000367f4bfcc7945c0dab6a532

      SHA1

      6111e03f29b69654ffb80cc49d3a016f3bf220ab

      SHA256

      1216a8030bbe12a8eaa3ec509ef7f781275f6e8113db585092f391f57852903f

      SHA512

      b2f8213a02688b5b9f7bebf51150eca5f575520df2e4d4cf3d46f621df01f002de4127a2a01830c597ebd340de87f2d4b15b298e59b092f3b98cd30b76de7aa8

      Download Submit

    • \Windows\SysWOW64\vnlkymtztq.exe
      Filesize

      512KB

      MD5

      8760f8d91c8200cda7f8704afa894889

      SHA1

      84fc7b23ae5979ae3064e9a33e9db72a5f2298b7

      SHA256

      1db5b5cd4e6bcf1ec48e2a61e6ae24fdcdd92ef046b587626d694d134395d04e

      SHA512

      564e36d2f8d315f7fafc7d3e5e56cc31e792b8bbd87c49c442abf8feb442cdc88143e083912f98b78d4c01d45f65daabc337ba688aeb676d0f643cac741f9e32

      Download Submit

    • \Windows\SysWOW64\ypxlerrxlovbu.exe
      Filesize

      512KB

      MD5

      006023b28c416d4d272c748944212eea

      SHA1

      8f8820bb3dbd896f80a2774138696b330940bd56

      SHA256

      23cd82fbab238fcd589ecbe4efecaee91656c9271d7b34497eb25698f67bfcf0

      SHA512

      f8fb17e7fdbcbe62eff3158200b8dc7161b09cb4d23b253a822b7940529e491a4c007b758d11bd1153ed23eb2eca5365afedae2791c4511ebf2a1fbceb2caa23

      Download Submit

    • memory/2864-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2928-45-0x000000002F0B1000-0x000000002F0B2000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2928-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2928-47-0x000000007145D000-0x0000000071468000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2928-82-0x000000007145D000-0x0000000071468000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2928-103-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download