Analysis

  • max time kernel
    92s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/07/2024, 02:27

General

  • Target

    2aaa7f8db74423c52106dd73d7fdd062_JaffaCakes118.exe

  • Size

    87KB

  • MD5

    2aaa7f8db74423c52106dd73d7fdd062

  • SHA1

    a159f2b03279a7ee1ebc62e9cf462f21a7c11697

  • SHA256

    f6e30d5086980bfb8723136b6d6de9e5bac1d32bc385f5969a9b90d603db7f61

  • SHA512

    b5b3549bd41e252a85a80e8c34ad80ac8d2b15b0d76808c4525ebca44095aeb70aa929fa02c983fecec728e5b22fdb24e0377f3cca0762f7dd9f7fa84ecbd3e4

  • SSDEEP

    1536:Q4HlPu18bn3kL0vQTXVf3BFnToIf1TFRr5ZyNbWEnZsPdcf1/Tym:jHldMVf3BtTBf1TFRr5ZyNbWUf1um

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Loads dropped DLL 1 IoCs
  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2aaa7f8db74423c52106dd73d7fdd062_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2aaa7f8db74423c52106dd73d7fdd062_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2AAA7F~1.EXE > nul
      2⤵
        PID:4904

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • C:\Windows\SysWOW64\RymftuC.dll

            Filesize

            75KB

            MD5

            fb6f267185a1adf1c42653cf56227efc

            SHA1

            bdddeda40987991be1f1766e7359d5bfa4bc694a

            SHA256

            d73ec557c72b918786e4573073d7c544f51a18856073aec8bd50bbc672ca5e17

            SHA512

            fd87ed1ed94e046a093448e85011b2e06d8f3fea20f2d27e64ea70e2d72bf02e84b5dbaff2a66c432652d6a8e0a6b2fcd4b41bde4f2ceee86ba93fb45c09a28a