Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    01-08-2024 21:13

General

  • Target

    81c5d2fb64fcf130653684d131eeb359_JaffaCakes118.exe

  • Size

    10KB

  • MD5

    81c5d2fb64fcf130653684d131eeb359

  • SHA1

    905b40b07e2ffc71cadbc996257820ef34c009f9

  • SHA256

    b88166397cc6f708c40de2c03575e69a202dcb1b60861faee3647e23a9e21ae6

  • SHA512

    5ed942dda7aaa674ced95947ebe6977d650d16052ee2b28afc42554965b2a0b416c58faf02fd3f1cba27bbdf6188ec133e95ebb7aa738e324bcc3408d64576e7

  • SSDEEP

    192:n9lgTtuvm5i9LPxqW8A/pQLoPGJXrX7QeuZw6:vgT0n8AioPq/TN6

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81c5d2fb64fcf130653684d131eeb359_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81c5d2fb64fcf130653684d131eeb359_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\tachfir.exe
      "C:\Users\Admin\AppData\Local\Temp\tachfir.exe"
      2⤵
      • Executes dropped EXE
      PID:2520
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\back.jpg

    Filesize

    571B

    MD5

    62d72cf14cd8c828f82ddffc03a6daba

    SHA1

    4353464b58a4eb9621922bc1f117a5366bde9879

    SHA256

    c686f37982eeed40293067834256781a08a165dd7582e68cf48f7c65ca864252

    SHA512

    57217f68604902bfc96d0c2116ce09a86a9abfbf3c94561936811ab63b1162d3d3b481d70457b2ee8e803790e06e3235a369b2ce74023b5da645db96665039d7

  • \Users\Admin\AppData\Local\Temp\tachfir.exe

    Filesize

    7KB

    MD5

    4e6d09b377a02af760466011d9e4451d

    SHA1

    9f79cb1ed566c88e60ed00f234f35eb5c419683a

    SHA256

    23aa98695eabd99a18dd5836ee88ce5b4dde5220224aed42dc734e09ca4d57ff

    SHA512

    b599084cbfb5d5c9076580170a0364b005357986bda8c3a74168a5d26d5cf403e74a33d006bf57b0991a9458085ccdb4f7fa3d2f38f74393ce851e7bd5cf6c89

  • memory/2384-11-0x0000000002950000-0x0000000002952000-memory.dmp

    Filesize

    8KB

  • memory/2708-12-0x00000000000F0000-0x00000000000F2000-memory.dmp

    Filesize

    8KB

  • memory/2708-13-0x0000000000210000-0x0000000000211000-memory.dmp

    Filesize

    4KB

  • memory/2708-15-0x0000000000210000-0x0000000000211000-memory.dmp

    Filesize

    4KB