Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    16-06-2024 04:07

General

  • Target

    b1a8f9094adc88a2ad69e4145db5753d_JaffaCakes118.html

  • Size

    176KB

  • MD5

    b1a8f9094adc88a2ad69e4145db5753d

  • SHA1

    6d6776b534c7c48b1ae04b74351e2062f15a5fb2

  • SHA256

    c55231f7b0f9f8bded53c9f6d54bb0da83559d059dcb99a8b432dcd27d9cd677

  • SHA512

    e6b440720272dc735c9b62e0507777d3a6f3e6e5269f7740a783345eaefe65f1904ae2b32a84e9c292e357fbc8f51d068218ab3a570ce157168a0c138c29e9a7

  • SSDEEP

    3072:SbAjyfkMY+BES09JXAnyrZalI+Y0Buv07w1Gkjkjzw:SbAGsMYod+X3oI+Y0BuvuOGkg4

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\b1a8f9094adc88a2ad69e4145db5753d_JaffaCakes118.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2972 CREDAT:275457 /prefetch:2
      2⤵
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:2600
        • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
          "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3056
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
              PID:2332
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2972 CREDAT:4142090 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2720

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      83KB

      MD5

      2a591a91440acc2cfabfd0221cfe1378

      SHA1

      add23a4e51dc5649984f56c235c48382f5c4f235

      SHA256

      2f37132fabb06650873ad3bd0b15d2c13596fc7be401c0ca05b443c9a227a44c

      SHA512

      3018caf86d187c14256deb92407157daf116720623c9ecd7d153c8456d4d1f9ec9b7a88db6db9a02f06367301af5d6c3d30e62f8ad04657fd651d4221a9287ac

    • memory/2600-12-0x0000000000230000-0x000000000023F000-memory.dmp

      Filesize

      60KB

    • memory/2600-11-0x0000000000400000-0x0000000000435000-memory.dmp

      Filesize

      212KB

    • memory/3056-23-0x0000000000400000-0x0000000000435000-memory.dmp

      Filesize

      212KB

    • memory/3056-21-0x00000000001D0000-0x00000000001D1000-memory.dmp

      Filesize

      4KB

    • memory/3056-19-0x0000000000400000-0x0000000000435000-memory.dmp

      Filesize

      212KB