Analysis

  • max time kernel
    141s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2024, 10:03

General

  • Target

    4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.exe

  • Size

    2.4MB

  • MD5

    4a87be5aa6cb1a6cef0302e54cd92a48

  • SHA1

    f57891422a1df3832494fbbeceb145bdc2d75d6c

  • SHA256

    1d6ec2ffb05df589e41909a3fd56453aba88e440296bbd23a022358b400f054c

  • SHA512

    a024bb6faf70691cd9d82f6c96515ad217a103318f0b31ee5c86f445615cda5c9491c4223962a50a243c0e63e17b5987480970b12ddc334ae308f974f0fdfd9c

  • SSDEEP

    49152:ml1SW/Z9qQAoe1NZ6xCi4B7ySm+vmSIOQzeMR7zZHFRYptebA5rOYiZn9:5Kgo6NZ64i4oSfSKy1H/uebSivZn9

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Users\Admin\AppData\Local\Temp\is-NRBKM.tmp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NRBKM.tmp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.tmp" /SL5="$A0090,1824239,70144,C:\Users\Admin\AppData\Local\Temp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\is-0PNHP.tmp\DownLib.dll

          Filesize

          183KB

          MD5

          db25dfdd4c1f2b65c68a230881072695

          SHA1

          94cd6a3438041f0e61b0a1bea7b66461854efe69

          SHA256

          1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

          SHA512

          db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

        • C:\Users\Admin\AppData\Local\Temp\is-0PNHP.tmp\setupcfg.ini

          Filesize

          85B

          MD5

          79afe0332d007c10b88d45fbe820a9ce

          SHA1

          aa9b5527d431ae9b99eb8de1496f3ee295700beb

          SHA256

          aa67fcb6843b5cbbe73c91a376f72c93fcd0903d6d7ae70418d383801b18ae75

          SHA512

          7ea41c6b77ff947d188db1be4d3885cc7ad10c9c37d1e9df925bd694ec75a394bb0116b079587e888ba2f0051501f514d8e9c97cc703ea3c015e7cd222cdaad4

        • C:\Users\Admin\AppData\Local\Temp\is-NRBKM.tmp\4a87be5aa6cb1a6cef0302e54cd92a48_JaffaCakes118.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • memory/2780-7-0x0000000000400000-0x0000000000536000-memory.dmp

          Filesize

          1.2MB

        • memory/2780-23-0x0000000003C40000-0x0000000003C77000-memory.dmp

          Filesize

          220KB

        • memory/2780-62-0x0000000003C40000-0x0000000003C77000-memory.dmp

          Filesize

          220KB

        • memory/2780-61-0x0000000000400000-0x0000000000536000-memory.dmp

          Filesize

          1.2MB

        • memory/4976-0-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4976-2-0x0000000000401000-0x000000000040D000-memory.dmp

          Filesize

          48KB

        • memory/4976-60-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB