Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 19:11

General

  • Target

    ee3fe5b0090aabac309aee6d0e827d64_JaffaCakes118.exe

  • Size

    240KB

  • MD5

    ee3fe5b0090aabac309aee6d0e827d64

  • SHA1

    7b284a42f343108f18e6d498137737a3301f057a

  • SHA256

    be5c0e81fdad2d7eaef8dd2b29a28baf419a9f822adbaa8fe08d2c5dfff864d6

  • SHA512

    7c6eba19600f76bf6f2b7418f26d8595053ba039cecf498fc4c1d3927ac2290784b8539f104c7530e0236cce74e68c9eac8e547adac0c5cddf6ab36aa2243aec

  • SSDEEP

    6144:kTc3dwqsNTNEXGlQR58EqxF6snji81RUinKq3aEESliD:kidQKjeaEEp

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee3fe5b0090aabac309aee6d0e827d64_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee3fe5b0090aabac309aee6d0e827d64_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\poefeu.exe
      "C:\Users\Admin\poefeu.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:2216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\poefeu.exe

    Filesize

    240KB

    MD5

    850d735f371dd506c3b029a3d9b8fe6e

    SHA1

    2d93c4a169d2780fc6ce5129c27cc4e3197c4ac2

    SHA256

    3b212380b2f91b19a37cdcbb56ba1c4503d1baf62d11e5f8431d10c38d22b98c

    SHA512

    0f42fa01b907ed57310c79c9a5463a424eeec7c1f35a7527b2110a289ed02bdcba2f27853e677ace9f5b41c8748a8616e46ec257c81a2cbf47d817d50069d53b