Analysis

  • max time kernel
    43s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26-06-2024 08:03

General

  • Target

    1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe

  • Size

    955KB

  • MD5

    1148dd1cc69dc62df9c3686c8e126c4e

  • SHA1

    306e3a04e66886a3f3c3c21a320b17bd21ae43b3

  • SHA256

    1e3dcabb30ae28ac2e994d0b09395988eabeb16d86286ab91d7c790fa154fea9

  • SHA512

    a572acbc3098ab2ebcfcc1cc7ec4e1e4be2d14c073f2b5b95860ab3d6ed3902fb88a6f4d4ac79842a6ba92d89a105d1418503617d84867a637676031dffbdf22

  • SSDEEP

    12288:hiZ4lgGGnVAAtZMC12BXnh6ya+sNzaOvoJpaz/g/J/vVQT:sGlX8VAAtZp43u+sNH8az/g/J/NQ

Malware Config

Signatures

  • Disables service(s) 3 TTPs
  • Drops file in Drivers directory 3 IoCs
  • Loads dropped DLL 6 IoCs
  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Kills process with taskkill 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Windows\SysWOW64\sc.exe
      sc config ekrn start= disabled
      2⤵
      • Launches sc.exe
      PID:2880
    • C:\Windows\SysWOW64\sc.exe
      sc config rsravmon start= disabled
      2⤵
      • Launches sc.exe
      PID:2212
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /im ekrn.exe /f
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2864
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /im egui.exe /f
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /im 360sd.exe /f
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2148
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /im 360sd_se.exe /f
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2488
    • C:\Windows\SysWOW64\cacls.exe
      cacls C:\Users\Admin\AppData\Local\Temp\ /e /p everyone:f cacls "C:\Windows" /e /p everyone:f
      2⤵
        PID:2496
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Windows\system32\a18467stva41a.dll, droqp
        2⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2464
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 320
          3⤵
          • Loads dropped DLL
          • Program crash
          PID:3044
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /all
        2⤵
        • Gathers network information
        PID:1572

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\a18467stva41a.dll

      Filesize

      9KB

      MD5

      c33c88aa771dd3a019608c0dfe47bdb2

      SHA1

      94f5b9d14bc7506dce737ceb7db192942d311907

      SHA256

      56850456721c2cacd7040f08e0f86b278423a9a3264cf4d4971d186b991db713

      SHA512

      c9a9327c69e3fa2a133aece1d2b9873f21986207946690b98f91f528bdd0867026467a9bc286d509f27c13ba6c5efd3df128df2925cfa037bb0496adbb24bfb6

    • memory/2320-0-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB

    • memory/2320-18-0x0000000010000000-0x000000001000C000-memory.dmp

      Filesize

      48KB