petriage 0.5.0

Cross-platform PE file surface analysis tool for malware analysts
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145

use egui::{Color32, Ui};

use crate::analysis::AnalysisResult;

const ACCENT: Color32 = Color32::from_rgb(0, 210, 255);
const LABEL: Color32 = Color32::from_rgb(120, 130, 150);
const SUCCESS: Color32 = Color32::from_rgb(80, 200, 120);
const WARNING: Color32 = Color32::from_rgb(230, 190, 50);
const ERROR_RED: Color32 = Color32::from_rgb(255, 70, 70);

pub fn show(ui: &mut Ui, result: &AnalysisResult) {
    let auth = match result.authenticode {
        Some(ref a) => a,
        None => {
            ui.colored_label(LABEL, "No Authenticode data available. Enable 'Authenticode' in options and re-analyze.");
            return;
        }
    };

    ui.colored_label(ACCENT, egui::RichText::new("AUTHENTICODE / CODE SIGNING").size(14.0));
    ui.add_space(6.0);

    // Status grid
    egui::Grid::new("auth_status_grid")
        .num_columns(2)
        .spacing([16.0, 6.0])
        .show(ui, |ui| {
            ui.colored_label(LABEL, "Signed:");
            if auth.signed {
                ui.colored_label(SUCCESS, "Yes");
            } else {
                ui.colored_label(ERROR_RED, "No");
            }
            ui.end_row();

            ui.colored_label(LABEL, "Parse OK:");
            if auth.parse_ok {
                ui.colored_label(SUCCESS, "Yes");
            } else {
                ui.colored_label(ERROR_RED, "No");
            }
            ui.end_row();

            ui.colored_label(LABEL, "Trust Verified:");
            ui.colored_label(LABEL, "No (not implemented)");
            ui.end_row();
        });

    // WIN_CERTIFICATE info
    if let Some(ref wc) = auth.win_certificate {
        ui.add_space(12.0);
        ui.colored_label(ACCENT, egui::RichText::new("WIN_CERTIFICATE").size(13.0));
        ui.add_space(4.0);
        egui::Grid::new("win_cert_grid")
            .num_columns(2)
            .spacing([16.0, 6.0])
            .show(ui, |ui| {
                ui.colored_label(LABEL, "Length:");
                ui.monospace(format!("{} bytes", wc.length));
                ui.end_row();

                ui.colored_label(LABEL, "Revision:");
                ui.monospace(format!("{} ({:#06x})", wc.revision, wc.revision_raw));
                ui.end_row();

                ui.colored_label(LABEL, "Type:");
                ui.monospace(format!("{} ({:#06x})", wc.certificate_type, wc.certificate_type_raw));
                ui.end_row();
            });
    }

    // Signer
    if let Some(ref signer) = auth.signer {
        ui.add_space(12.0);
        ui.colored_label(ACCENT, egui::RichText::new("SIGNER").size(13.0));
        ui.add_space(4.0);
        show_cert_grid(ui, "signer_grid", signer);
    }

    // Certificate chain
    if !auth.certificates.is_empty() {
        ui.add_space(12.0);
        ui.colored_label(ACCENT, egui::RichText::new(
            format!("CERTIFICATE CHAIN ({} certificates)", auth.certificates.len())
        ).size(13.0));
        ui.add_space(4.0);

        for (i, cert) in auth.certificates.iter().enumerate() {
            let label = if cert.is_signer {
                format!("[{}] {} (signer)", i, cert.subject)
            } else {
                format!("[{}] {}", i, cert.subject)
            };
            egui::CollapsingHeader::new(egui::RichText::new(label).color(if cert.is_signer { ACCENT } else { Color32::from_rgb(220, 225, 235) }))
                .id_salt(format!("cert_{}", i))
                .show(ui, |ui| {
                    show_cert_grid(ui, &format!("cert_grid_{}", i), cert);
                });
        }
    }

    // Warnings
    if !auth.warnings.is_empty() {
        ui.add_space(12.0);
        ui.colored_label(WARNING, egui::RichText::new("WARNINGS").size(13.0));
        ui.add_space(4.0);
        for w in &auth.warnings {
            ui.horizontal(|ui| {
                ui.colored_label(WARNING, "!");
                ui.label(w);
            });
        }
    }
}

fn show_cert_grid(ui: &mut Ui, id: &str, cert: &crate::analysis::CertificateEntry) {
    egui::Grid::new(id)
        .num_columns(2)
        .spacing([16.0, 6.0])
        .show(ui, |ui| {
            ui.colored_label(LABEL, "Subject:");
            ui.monospace(&cert.subject);
            ui.end_row();

            ui.colored_label(LABEL, "Issuer:");
            ui.monospace(&cert.issuer);
            ui.end_row();

            ui.colored_label(LABEL, "Serial:");
            ui.monospace(&cert.serial);
            ui.end_row();

            ui.colored_label(LABEL, "Not Before:");
            ui.monospace(&cert.not_before);
            ui.end_row();

            ui.colored_label(LABEL, "Not After:");
            ui.monospace(&cert.not_after);
            ui.end_row();

            ui.colored_label(LABEL, "Thumbprint (SHA-1):");
            ui.monospace(&cert.thumbprint_sha1);
            ui.end_row();
        });
}