Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    01/07/2024, 17:46

General

  • Target

    1bed779a7acd627ecf562093e0edbbd1_JaffaCakes118.exe

  • Size

    192KB

  • MD5

    1bed779a7acd627ecf562093e0edbbd1

  • SHA1

    448a7e252d102d69f2e442070de5ff63a14321ab

  • SHA256

    ac01f94e69ef83ac63853e7ee54c94b49cf123dec1ae945711041f388e008f95

  • SHA512

    71b760da145ab6ef12f0657f0038ec1457aec0c3ee553adfaaf992bc9a335d5862cd7733ec969a246c3a2f74b8580393dbf84e3f2ef28257d5ce6356c89a54e2

  • SSDEEP

    1536:4pcu2OaEaaaaat031AdQWB5kCFrWszRUOHFlQhzyLwVKftfVBiZHAPloFp5A2mb8:lOhW3kCFrWsF2eLbqx2ruFs89x

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 27 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\1bed779a7acd627ecf562093e0edbbd1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1bed779a7acd627ecf562093e0edbbd1_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:2060
    • C:\Users\Admin\sieudit.exe
      "C:\Users\Admin\sieudit.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:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\sieudit.exe

    Filesize

    192KB

    MD5

    b8e6e723b641438c1cd860bee665428a

    SHA1

    4398f07c37b044d78cc2bd41be7182369ad9b4b4

    SHA256

    a4310532ccbb0888ec589fb9de018d898be12a0804f24ee313eb18ef28ba2b40

    SHA512

    851f613ea15273a6d64db5832f8cfb5c1eaa92dbb6313794b23bb7ffc97c070cedc038fb6a3534c17f8d448e86665574091f9d504ed474c010c68c87556efce5