Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    23-07-2024 14:40

General

  • Target

    67fa89250d46fd5d66a48f245bd6611a_JaffaCakes118.exe

  • Size

    108KB

  • MD5

    67fa89250d46fd5d66a48f245bd6611a

  • SHA1

    711c9f299ff7494227157ee7b63c3e20dbc27553

  • SHA256

    5ec6b78f83cadc1071dbc4224d1825514d5655e742dc034a397c799f46153f47

  • SHA512

    9e6725e9f870991b6bc0d3ba55c6f159acdcf2aa897541aacb4e4ea768cf4d70221e758c9b756dd73d89cad6e126da2c279478aa8702102629698a4c783dd476

  • SSDEEP

    1536:0nX/V5Bjes5mBVKuCrENMRs7IOLwhJt5G35Xm4ofWmkVpgWKBjWSKM8IVbnOhalw:kX/dQCs7IkWyQCnoM

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).

  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67fa89250d46fd5d66a48f245bd6611a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\67fa89250d46fd5d66a48f245bd6611a_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\nyloj.exe
      "C:\Users\Admin\nyloj.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\nyloj.exe

    Filesize

    108KB

    MD5

    6a306e1eb559d83c0869fa2b825f65e9

    SHA1

    0dc833d9be194c6f9966b00b2407296b923eefb4

    SHA256

    058ac25bab71e40a3a99d3a3839ac2ca6a1a55b5dcced0da463bd8c8e811f4c4

    SHA512

    8701fbadf2ddb7275881c68549c00ce031f91d564ca2e13a0e9906d14ebfc913b045a86dcad26018c800ffd1e1f584ccded4a6058f09f322f6925ea044d0b282