設計変更、コマンドライン オプション受け取るように修正

This commit is contained in:
akiranishikawa
2020-09-25 17:25:55 +09:00
parent e49e90931e
commit a5b1268878
6 changed files with 121 additions and 57 deletions

1
Cargo.lock generated
View File

@@ -1107,6 +1107,7 @@ dependencies = [
name = "yamato_event_analyzer" name = "yamato_event_analyzer"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"clap",
"evtx", "evtx",
"quick-xml 0.17.2", "quick-xml 0.17.2",
"serde", "serde",

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@@ -11,4 +11,4 @@ evtx = { git = "https://github.com/omerbenamram/evtx.git" }
quick-xml = {version = "0.17", features = ["serialize"] } quick-xml = {version = "0.17", features = ["serialize"] }
serde = { version = "1.0", features = ["derive"] } serde = { version = "1.0", features = ["derive"] }
serde_json = { version = "1.0"} serde_json = { version = "1.0"}
clap = "*"

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@@ -9,6 +9,7 @@ pub struct Common {
} }
impl Common { impl Common {
pub fn new() -> Common { pub fn new() -> Common {
Common { Common {
record_id: 0, record_id: 0,
@@ -29,7 +30,6 @@ impl Common {
} }
// //
// Record IDがシーケンスになっているかチェック // Record IDがシーケンスになっているかチェック
// //

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@@ -0,0 +1,67 @@
extern crate quick_xml;
use std::collections::BTreeMap;
use std::collections::HashMap;
use crate::models::event;
use evtx::EvtxParser;
use crate::detections::common;
use crate::detections::security;
use crate::detections::system;
use crate::detections::application;
use quick_xml::de::{DeError};
#[derive(Debug)]
pub struct Detection {
timeline_list : BTreeMap<String, String>,
}
impl Detection {
pub fn new() -> Detection {
Detection {
timeline_list: BTreeMap::new(),
}
}
pub fn start(&mut self, mut parser: EvtxParser<std::fs::File>) -> Result<(), DeError> {
let mut common: common::Common = common::Common::new();
let mut security = security::Security::new();
let mut system = system::System::new();
let mut application = application::Application::new();
for record in parser.records() {
match record {
Ok(r) => {
let event: event::Evtx = quick_xml::de::from_str(&r.data)?;
let event_id = event.system.event_id.to_string();
let channel = event.system.channel.to_string();
let event_data = event.parse_event_data();
&common.detection(&event.system, &event_data);
//&common.detection(&event.system, &event_data);
if channel == "Security" {
&security.detection(event_id, &event.system, event_data);
} else if channel == "System" {
&system.detection();
} else if channel == "Application" {
&application.detection();
} else {
//&other.detection();
}
},
Err(e) => eprintln!("{}", e),
}
}
////////////////////////////
// 表示
////////////////////////////
common.disp();
security.disp();
return Ok(())
}
}

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@@ -1,5 +1,5 @@
pub mod common; mod common;
pub mod security; mod security;
pub mod system; mod system;
pub mod application; mod application;
pub mod detection;

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@@ -1,32 +1,56 @@
extern crate serde; extern crate serde;
extern crate quick_xml; extern crate clap;
use evtx::EvtxParser; use evtx::EvtxParser;
use std::env; use std::{env, process, path::PathBuf};
use std::process;
use std::path::PathBuf;
use quick_xml::de::{DeError}; use quick_xml::de::{DeError};
use yamato_event_analyzer::models::event; use yamato_event_analyzer::detections::detection;
use yamato_event_analyzer::detections::common; use clap::{App, AppSettings, Arg};
use yamato_event_analyzer::detections::security;
use yamato_event_analyzer::detections::system; fn build_app() -> clap::App<'static, 'static> {
use yamato_event_analyzer::detections::application; let program = std::env::args()
.nth(0)
.and_then(|s| {
std::path::PathBuf::from(s)
.file_stem()
.map(|s| s.to_string_lossy().into_owned())
})
.unwrap();
App::new(program)
.about("Yea! (Yamato Event Analyzer). Aiming to be the world's greatest Windows event log analysis tool!")
.version("0.0.1")
.author("Author name <author@example.com>")
.setting(AppSettings::VersionlessSubcommands)
.arg(Arg::from_usage("-f --filepath=[FILEPATH] 'event file path'"))
.arg(Arg::from_usage("--attackhunt=[ATTACK_HUNT] 'Attack Hunt'"))
.arg(Arg::from_usage("--csv-timeline=[CSV_TIMELINE] 'csv output timeline'"))
.arg(Arg::from_usage("--human-readable-timeline=[HUMAN_READABLE_TIMELINE] 'human readable timeline'"))
.arg(Arg::from_usage("-l --lang=[LANG] 'output language'"))
.arg(Arg::from_usage("-t --timezone=[TIMEZONE] 'timezone setting'"))
.arg(Arg::from_usage("-d --directory 'event log files directory'"))
.arg(Arg::from_usage("-s --statistics 'event statistics'"))
.arg(Arg::from_usage("-u --update 'signature update'"))
.arg(Arg::from_usage("--credits 'Zachary Mathis, Akira Nishikawa'"))
}
fn main() -> Result<(), DeError> { fn main() -> Result<(), DeError> {
let args: Vec<String> = env::args().collect(); let args = build_app().get_matches();
let fp: PathBuf; let filepath : Option<&str> = args.value_of("filepath");
if args.len() > 1 {
fp = PathBuf::from(args[1].to_string()); match filepath {
} else { Some(filepath) => parse_file(filepath),
fp = PathBuf::from(format!("./samples/security.evtx")); None => (),
} }
let mut common = common::Common::new(); Ok(())
let mut security = security::Security::new(); }
let mut system = system::System::new();
let mut application = application::Application::new(); fn parse_file(filepath: &str) {
let mut parser = match EvtxParser::from_path(fp) { let fp = PathBuf::from(filepath);
let parser = match EvtxParser::from_path(fp) {
Ok(pointer) => pointer, Ok(pointer) => pointer,
Err(e) => { Err(e) => {
eprintln!("{}", e); eprintln!("{}", e);
@@ -34,34 +58,6 @@ fn main() -> Result<(), DeError> {
}, },
}; };
for record in parser.records() { let mut detection = detection::Detection::new();
match record { &detection.start(parser);
Ok(r) => {
let event: event::Evtx = quick_xml::de::from_str(&r.data)?;
let event_id = event.system.event_id.to_string();
let channel = event.system.channel.to_string();
let event_data = event.parse_event_data();
&common.detection(&event.system, &event_data);
if channel == "Security" {
&security.detection(event_id, &event.system, event_data);
} else if channel == "System" {
&system.detection();
} else if channel == "Application" {
&application.detection();
} else {
//&other.detection();
}
},
Err(e) => eprintln!("{}", e),
}
}
////////////////////////////
// 表示
////////////////////////////
common.disp();
security.disp();
Ok(())
} }