Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    14-07-2024 23:51

General

  • Target

    4751f00f78ba04a13c2d16fc4bc6a7ef_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    4751f00f78ba04a13c2d16fc4bc6a7ef

  • SHA1

    9c48a79a0e235d5135bd4d7835a912c6345d73a8

  • SHA256

    6c797cf96e8fd76e65bb080298cb76871279d6fb2a20455f116ad60b50a06409

  • SHA512

    2f2ee150b0aa0fde493c07aea0d5953fbc10d520a9569203c161447f9b831e6946092d0d091482c1ba624219fb41f18541091f7a969fbf9c9cb9dd85b7b591ee

  • SSDEEP

    6144:DTxFiVGBngFg4S628gA/igGuncMkcH/AeKnvmb7/D26ppSgCbvfdTT:nrigBnga4S628dFncMkcHIeKnvmb7/DW

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\4751f00f78ba04a13c2d16fc4bc6a7ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4751f00f78ba04a13c2d16fc4bc6a7ef_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:1656
    • C:\Users\Admin\coauyuw.exe
      "C:\Users\Admin\coauyuw.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:2440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\coauyuw.exe

    Filesize

    252KB

    MD5

    fd8d711e597de556077a7d315faa21a1

    SHA1

    798036d27f6c299b9a574ec55f59e70a7fd9ff2e

    SHA256

    fbcde6ba880ce0f3c6f8da5807a02fb05f5400f26092c06fa27337801a65a39b

    SHA512

    454d91ce983870896759914687fe8febe504262262bd4ce47216c866d8b6e4c0c09767fbca187318557bbcb645282b3f9506e0f0b79ee35332ce6c25113a0d57

  • memory/1656-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/1656-14-0x00000000031D0000-0x0000000003220000-memory.dmp

    Filesize

    320KB

  • memory/2440-15-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB