Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    27/06/2024, 11:23

General

  • Target

    15d141dea1cabe7d7c6fc77485514ef6_JaffaCakes118.exe

  • Size

    248KB

  • MD5

    15d141dea1cabe7d7c6fc77485514ef6

  • SHA1

    9ba16d4f0dc7adcf1e0052ba6c42b034e2c01db6

  • SHA256

    78dcae3b6b4a9dc4505a489122de6e05912a925f9ffae9512e984aa9a0487910

  • SHA512

    64216d1d50a735a306db7b2374c52a6a9f64ce7cd57fbb1e4a0811621eea87359440eadfad2a704920065dd0fd715d9d01a853766fabff0c7e8f0d8b461924b9

  • SSDEEP

    1536:7m6u3c9YJmU9ODkl8NMhgoAeK6Kg0xCZTqUX3wkSQ7tNXZKl/YWAISDKow5z/GHZ:C6u3knUMDklPANxCLX3uDcdZD4

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15d141dea1cabe7d7c6fc77485514ef6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\15d141dea1cabe7d7c6fc77485514ef6_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Users\Admin\bfvoaf.exe
      "C:\Users\Admin\bfvoaf.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\bfvoaf.exe

    Filesize

    248KB

    MD5

    c7121435ef2424f6fb6e12d92dd14d67

    SHA1

    6b69fedcae502f6e8454673d9abd27f132732528

    SHA256

    9fadac7c6c07e39a21085670c525f158c46039db6c8308a535905fd303addb16

    SHA512

    d42e420e9eb497475a226e99aa5c22c33d6ddf373868585d8d5e36f87e4197f37e19396345354a41933cda36fb3dd204bc7304ac8ca4a6e425d996e3467a9ee6