Analysis

  • max time kernel
    138s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2024, 05:56

General

  • Target

    214d6295a7e2caeedbda5ed49e43a525_JaffaCakes118.exe

  • Size

    154KB

  • MD5

    214d6295a7e2caeedbda5ed49e43a525

  • SHA1

    583adcd385e797bd21cc5908c90dd3536273891b

  • SHA256

    92174ba231accbdeffb5af3875088bcb76b7906507b7cdfdb4d29838b158cd75

  • SHA512

    e3c2fe3228d18f2a8eab301e93be59afd938ea3b8a0642056fda0683effe845dc86ae39befe3a2684db231b4dbaaf3256c7c161e6fd7381687d8f135db7d4680

  • SSDEEP

    3072:C22ihA0m3BJP0AfuGKIiVZmf474Q3VzVCcVkv1v8///SmWX8sxxOD5yi:9A0m3D0AnFyQf4MIVzVTqe33WX8oi

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\214d6295a7e2caeedbda5ed49e43a525_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\214d6295a7e2caeedbda5ed49e43a525_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\BetterInstaller.exe
      "C:\Users\Admin\AppData\Local\Temp\BetterInstaller.exe" /affid "wallpaperstocknet" /id "pinkflowerpetalsurtu" /name "Pink flower petals"
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    6e2627c4d789d49d50ed1b83fb3d970b

    SHA1

    c74a4999f8375e0ec3e3d3ab6e16c16da74823d9

    SHA256

    776552b2008c1a748e2cfa8387effe088bd43f28b8614b5c310c000a8f1cf9b4

    SHA512

    362ceae2b785eceab55bf5e76c70fc7cd7d9ac830ef1cf80578ecbf5e2c6c8d66561bc306c86dc01f0818892b1250e281fc2127f65aa4704de754745cf0b7788

  • C:\Users\Admin\AppData\Local\Temp\Tar22D1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\config.ini

    Filesize

    112B

    MD5

    c36d142016c82a76bd10a5fc19f86e26

    SHA1

    a47f9bfee25c4e477198f31a29ab6d3af7e56127

    SHA256

    64b5e035098118a6c9b3798a94230012b7483510454760ca67574933d16084df

    SHA512

    717ca21b13d11169f2f8dbd3fc52856117f8f0f2707a102a72b9eb5b795101df64cd735780320d0aae426b9487a2abcd9df161a8858e601923e9f7f53620e996

  • \Users\Admin\AppData\Local\Temp\BetterInstaller.exe

    Filesize

    207KB

    MD5

    d79b88bab3231ebebd3c6505ab68ce56

    SHA1

    3222e8dab740ba1d640cc66a9cd36070969deb80

    SHA256

    d4032354c8ca3b93fd18414d6a7935bcecb18f25534b2259eeaf7d3081ec13ec

    SHA512

    b8afbd52e74d8611714a33bd80a907be8080195bd574ceb0aa8ce44520c9cf6c40ccce4a4db9be0808b8b5a6b7b0fee17ee42f9cca67d69152dd1f1d8ddd99a9

  • memory/2340-15-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/2348-17-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB

  • memory/2348-764-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB