Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2024 04:40

General

  • Target

    ba652f3266a882ed48f80e320ac78bfd_JaffaCakes118.exe

  • Size

    200KB

  • MD5

    ba652f3266a882ed48f80e320ac78bfd

  • SHA1

    97d7cc36c0bc78dd95363f691fd85fa44d5a5c7e

  • SHA256

    d5af8787376f7efc104d75f99099cda61ea639c5c757a2a4cf6b65efda83d193

  • SHA512

    38cf54a46ac276389b6e5dcbdbca5df33b34c287b92f0b6f8a115e6b1ec497a70cb7cfe45bc64a9993fa24a7512172ec442780df32b8eee6894c38e2e96e1c08

  • SSDEEP

    6144:vmZp9qpWymPBeaSAOJ+7xi5eRed63qaCR8nIBKf:ORGLmPBeaSAOJ+7xi5eRed63qaCO

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\ba652f3266a882ed48f80e320ac78bfd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ba652f3266a882ed48f80e320ac78bfd_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:2476
    • C:\Users\Admin\hiewos.exe
      "C:\Users\Admin\hiewos.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:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\hiewos.exe

    Filesize

    200KB

    MD5

    9a7a7b83ee829f6b20d6a22de646d3da

    SHA1

    116c1786c04f58e4a91b7c55d5df4d3431998c03

    SHA256

    b73f222f7507523c54d264b3674f254028c2424b70060f1f8c1e227c9d236e77

    SHA512

    2371e670dbb2b49ac2a30f928d2d021881ebc83ccfb2121dfad108e322d1d50b86b47003e1b25e422032336dc3019a7824e325ded940733f1e52d6ade40da342