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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    13/08/2024, 18:03

General

  • Target

    942886e222bbed8c52792e46580245d4_JaffaCakes118.exe

  • Size

    224KB

  • MD5

    942886e222bbed8c52792e46580245d4

  • SHA1

    2a53d14c21ab7e91cd846cb859fab1f5e5e43216

  • SHA256

    bdd9676de55265ac985df2edf91696611b9401c2140ec849060b70beac6b6ead

  • SHA512

    4feb2cbd2c308b6f16f73b2d84d245927f6b9b2acb2eb22b158c5b296acd4ae373c72bc1a23933234e8d7efcce5f9960c41a87e5dbedc13f1d6bded6c4fc5fb6

  • SSDEEP

    3072:05IIfasIqrgl4iEzjKTF40qVA0KNBxOlDm:05I6zIqrgCHpXA0KZOs

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\942886e222bbed8c52792e46580245d4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\942886e222bbed8c52792e46580245d4_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:2708
    • C:\Users\Admin\riujue.exe
      "C:\Users\Admin\riujue.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:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\riujue.exe

    Filesize

    224KB

    MD5

    32f3ab46be50401a62a9a700dddc22e3

    SHA1

    912967cc74ff5048696c357a0ad275b03de5d659

    SHA256

    a5c26e427ce196244cf42604b5a440fdc7dfacad6077a8d451645da0d7b0475c

    SHA512

    733edf34d9fe2da1d8c72f3a199cbb3e6ebd3fdb904fc46f1c54f6cfc0385bfe92ec1ba3d0c72f90c88fc1c7b40299a7207e603f8c1246ac78f1228a7726d27d