Overview

overview

10

Static

static

5

29a88bef5f...18.exe

windows7-x64

10

29a88bef5f...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    09/05/2024, 11:05

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General

  • Target

    29a88bef5f71d7334a03d3ad621aa69b_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    29a88bef5f71d7334a03d3ad621aa69b

  • SHA1

    0a3a85168d6ce806095636efd89fb12fdb494168

  • SHA256

    67350e15e0e4076fb295e8996a23d0b43c41808042bdba7ea1c9dcf42666397a

  • SHA512

    ad853738a93bb19222f6261bdcdea0d555e43192c1c57801714d10af8b139c9bd9bac660c55eaefb09fe48a134abca8d21bae92c09e8653aca4249457effca74

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6x:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5u

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 14 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\29a88bef5f71d7334a03d3ad621aa69b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\29a88bef5f71d7334a03d3ad621aa69b_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:2360
    • C:\Windows\SysWOW64\fikniaafcf.exe
      fikniaafcf.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:2848
      • C:\Windows\SysWOW64\xdofsaxd.exe
        C:\Windows\system32\xdofsaxd.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:2592
    • C:\Windows\SysWOW64\klzgajegbrfhyxo.exe
      klzgajegbrfhyxo.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3000
    • C:\Windows\SysWOW64\xdofsaxd.exe
      xdofsaxd.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:3048
    • C:\Windows\SysWOW64\dclpjgygupulx.exe
      dclpjgygupulx.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2532
    • 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:3016
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1204

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads

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

            512KB

            MD5

            6c5cbfcfc237182a4f60cc8f2e690f43

            SHA1

            1a52844918e9f12e700ee2885a5d9955efa3b1bf

            SHA256

            3efd970fe8c1452f8bf3bdf4b913ef3af9124ccdd3be80637eeac94d4d223a66

            SHA512

            209920197da8d1d6cc82ca127b14b9dbedea788d40c27696d26f0eb42cf9e95e5c573bc3420c148c23456d504b99e43c073f921680c9b4037ee0377a743829c0

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

            20KB

            MD5

            7a3f96d77264b997067ac413324aa1d8

            SHA1

            6a857f885dfa46ff5934fcaa9c459bc4a81cdf61

            SHA256

            2d3761370e40a37f3a22ee292a1d8bc2e03a6ba3aa55bd52d9104580855032f7

            SHA512

            467ad5c93c40f05453b971d3a5991a1a5ccab3295e9c8c5a6c055782e207afada6ec543a09886fb2f812d6376e7c633b1098c364b336e797d00909f3aa0bedf3

            Download Submit

          • C:\Users\Admin\Downloads\UnblockMeasure.doc.exe
            Filesize

            512KB

            MD5

            37a6264869955b8b1518d26f4f1c01ad

            SHA1

            72ea84924735440f28d3ae4ae8fa66c2eb14d67c

            SHA256

            077b54121f690ecf5e5e6dae57f622526ce04686048472d960413d03b91b2f19

            SHA512

            6116817912a1d7558824edb058829f6df71cca31b837b06291af3f27531d2001fe2aa1d86f44c8e97f360aa3ea4703a82c10a4894348a51eac4c7ef496b88fda

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

            512KB

            MD5

            703ab86638f50bd22c3a9e2c9542501a

            SHA1

            1eae6ad769378e59d61a4aedbd1634ca9aef9a6a

            SHA256

            0bc05bdfc03875a9822de5172744090be27b4f3dce497f75a630a71edc38123d

            SHA512

            b337f950c84146d6a354034844915f58195b6aa467d999a95d473c13aae7df9a17d6470cefb4d0c07c79c3b1b1ddb2862b0ae103e9d7333e34a9641a666fee0c

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          • C:\Windows\mydoc.rtf
            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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          • \Windows\SysWOW64\dclpjgygupulx.exe
            Filesize

            512KB

            MD5

            55c855ce84eceec463a2486a4c359ff7

            SHA1

            d4c40c12c2b6c70c35f9d35fbe06c873f3bedfad

            SHA256

            eaf14d6ce6dc7ff0c280066f6fc43df0ec2c7654c0214675de74823c880e3da1

            SHA512

            2b9c18f6dcf676a79f3d77cc4847482619307b0bc926bb83d3c5106d60857dc68e3df293fa11764734ddc890d0c85f2d8d6b70f53a8cf574868900ee0618bd0d

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          • \Windows\SysWOW64\fikniaafcf.exe
            Filesize

            512KB

            MD5

            605eccdcad9e72bf66b69187650b6375

            SHA1

            f6a09a9e8b6b788e763f4d5fefdf919b53445195

            SHA256

            cc4a550971f09625b0b29ee2b20b50eabf1504dbf4c318251ddf5d0e2ebeb816

            SHA512

            5600456e9def1c01c95d39730207e021f3896ef55b7a0427a7faa37251c6d4038591e87c71893afd24bf0c7293dcbf36650bed899a3d1f2b056460d6539edd35

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          • \Windows\SysWOW64\xdofsaxd.exe
            Filesize

            512KB

            MD5

            974812cfc325cfecd57cc1bd615799b8

            SHA1

            fa766cd5d822f90cf28ba20751d161e1019cefe1

            SHA256

            cead0650b50bd9fb1c46fdd1247b6ea8b064eafc82c5644be97de00947c95fab

            SHA512

            69b9ed52ac6ad3214d5f6d883d1304e73d14c5b7f892117ac950e6334faf2ca32f8f6980d3297338b4fb628e8b9c20cda701d080bd4e481689e1992948ddde66

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          • memory/2360-0-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

            Download

          • memory/3016-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download

          • memory/3016-100-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download