Analysis

  • max time kernel
    141s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 02:25

General

  • Target

    8eae60fba1baabbe66a794be50ca376b_JaffaCakes118.exe

  • Size

    203KB

  • MD5

    8eae60fba1baabbe66a794be50ca376b

  • SHA1

    679660ed5d2db29597f6c01c71ad3133e413e1d2

  • SHA256

    f49e8cfd307af20bf391126c25c801c0c1fe96f08b725de7cbd1f539a805209d

  • SHA512

    02d2b1c08ef6d5968b3bce4ac3ede220e8d4394e71a822b3d148937071c5a9c7e74670e64536ae3fee7fe3f50f7eea8a2b1bc4e4bf12c2ccaba0940b5a63abfe

  • SSDEEP

    6144:AMogsc4kLSyjes0q6byvfb/5E3MvYJSB64qmh:AMUjYr6qfbBVYJwq2

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 13 IoCs
  • Drops file in Windows directory 3 IoCs
  • 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.

  • Modifies registry class 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8eae60fba1baabbe66a794be50ca376b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8eae60fba1baabbe66a794be50ca376b_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4212
  • C:\Windows\SysWow64\nsinet.exe
    C:\Windows\SysWow64\nsinet.exe /run -Embedding
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1592

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\Instant Access\DesktopIcons\SuperBabes.lnk

          Filesize

          2KB

          MD5

          96890fa4e8f3b9a96c21e3d8ee73904d

          SHA1

          6c509f1ddeeeef7c933fcecb29897433704c4173

          SHA256

          fb753b089fdf4bdd5e519a1b8da4e4ca6fb4e329b0617005984049de36277bc6

          SHA512

          e412f2ba64dff2ba0fbeb313f9d4ddea64cb66cb671d30bda6b7edf137de380fbedd3fa6f495c923e91157f3bd32edc288667d31b5b37b2c6c13e416d56cabca

        • C:\Program Files (x86)\Instant Access\Multi\20081127191147\Common\module.php

          Filesize

          16KB

          MD5

          38cd8b10bf16640a9d8734a7ee018908

          SHA1

          60f75378e573d259daec6e4bf02975e39245ac5a

          SHA256

          53774fd7e7b48c4489d750b021a3d564e075ac84fd10fc3c8c6aa7affdd50d16

          SHA512

          9f5042200c2f819599ef23de9fa4543d21d57fc074c34dc5c7c70e13cc3c4fc2bc1c015a84310429cf527e455a0ff83897e90da458b4575b0777a93676761528

        • C:\Program Files (x86)\Instant Access\Multi\20081127191147\instant access.exe

          Filesize

          203KB

          MD5

          8eae60fba1baabbe66a794be50ca376b

          SHA1

          679660ed5d2db29597f6c01c71ad3133e413e1d2

          SHA256

          f49e8cfd307af20bf391126c25c801c0c1fe96f08b725de7cbd1f539a805209d

          SHA512

          02d2b1c08ef6d5968b3bce4ac3ede220e8d4394e71a822b3d148937071c5a9c7e74670e64536ae3fee7fe3f50f7eea8a2b1bc4e4bf12c2ccaba0940b5a63abfe

        • C:\Windows\dialerexe.ini

          Filesize

          737B

          MD5

          5db3292eb66934e506b0641a9a21163c

          SHA1

          f7b8bcfa24705ea914ebd458fcc7ad573cd9e718

          SHA256

          0be1e5a749bf507214f9eff565e639182e12a543945762f65ffba6ad963854f2

          SHA512

          da9e9f825b12961437a2ae5c9116d5298cdb3aa1b44a654c86d88c46d7fd79c04d518acbe76cc1b866b84f9e950aa3546340804a5a602712f9770a92ef96e192

        • memory/1592-65-0x0000000000400000-0x0000000000448908-memory.dmp

          Filesize

          290KB

        • memory/1592-70-0x0000000010000000-0x000000001004C000-memory.dmp

          Filesize

          304KB

        • memory/4212-0-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/4212-1-0x0000000010000000-0x000000001004C000-memory.dmp

          Filesize

          304KB

        • memory/4212-3-0x0000000010000000-0x000000001004C000-memory.dmp

          Filesize

          304KB

        • memory/4212-5-0x0000000000400000-0x0000000000448908-memory.dmp

          Filesize

          290KB

        • memory/4212-4-0x0000000010000000-0x000000001004C000-memory.dmp

          Filesize

          304KB

        • memory/4212-72-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB