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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/09/2024, 01:37

General

  • Target

    dd6c364e4bdcf7ac2e18792d4bfbf9a3_JaffaCakes118.exe

  • Size

    156KB

  • MD5

    dd6c364e4bdcf7ac2e18792d4bfbf9a3

  • SHA1

    d1acd9f9e64700f346aa753550c24ea5aa5fba91

  • SHA256

    2fcf30c3f968d2a5fc7084ad68c46c9924d96f7c145765321c08211ecad83861

  • SHA512

    3b8530cc0acf10866999831b9affcfee60504f0017b4fc77d73b83ac324d540237ae0fadb1a87408b68e92bb4d25fec03c88b93e0808d7539c9a0a87f373a13b

  • SSDEEP

    3072:Kf9MKe2LVNehCjG8G3GbGVGBGfGuGxGWYcrf6KadU:KfHeqVNeAYcD6Kad

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd6c364e4bdcf7ac2e18792d4bfbf9a3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dd6c364e4bdcf7ac2e18792d4bfbf9a3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\mieeyun.exe
      "C:\Users\Admin\mieeyun.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
      • Suspicious use of WriteProcessMemory
      PID:308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\mieeyun.exe

    Filesize

    156KB

    MD5

    315f96ee21418d151bbfd8de3006954e

    SHA1

    74bad1e8b0dd940072390881a24f6e68bebf7a96

    SHA256

    45995f5205fe51132ff47495698a2208c7eab4059a468b76c92fad4121e574ec

    SHA512

    d787d91c355d5592363a44b0919f82fa4e76f3f94ce3272eef6f871eb8527ad5f546e358d9e25015b7f245fddcb03a093676328e50ca6bff365ae35c65b9e8a4