Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-04-2024 12:12

General

  • Target

    f7f76e16c35250221be9ce8db4f9813f_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    f7f76e16c35250221be9ce8db4f9813f

  • SHA1

    6f5e8cfe352ac2fabad3f538a4ecf48408b85b26

  • SHA256

    23ff05a360b2f185a2b94ef4c63d47d6c692c92a666d9a5d67dcc13ef75e67a9

  • SHA512

    ac8e2e5da7409f1c2c3cf8078637e9108eebd7835120b7b29f8d97bc3743bd9e894a1735285d303a8c7c20bb7323eb188ac61245cb0131afe9dfd756d53fb79a

  • SSDEEP

    1536:eeb5EF53W/67NxkiQixA+alh98r8Y9USv1jy3wo7JaS4:pb5EF53W/67gjH8ri8ewQq

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7f76e16c35250221be9ce8db4f9813f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f7f76e16c35250221be9ce8db4f9813f_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Users\Admin\koievih.exe
      "C:\Users\Admin\koievih.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
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\koievih.exe

    Filesize

    124KB

    MD5

    a0c7fcd62a603d1898d538148306d72d

    SHA1

    bfc836b08042bd0738b74088a51566e6a0594caa

    SHA256

    d2cbcfc0fbe2a645d3993764ab794bf4ba698610ad391c9f4bb21ac9e094d7d4

    SHA512

    55b2594d0ac60517243e5f4622adf43a8560569e46812794ceb83d872fb665b89c32f0fb9583236b90637036132b8beeaa03794f2f427b56bf32012f0c6208c9