128 lines
4.8 KiB
Bash
128 lines
4.8 KiB
Bash
#!/usr/bin/env bash
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# decode.sh — APK 解包（jadx 反编译 + apktool 解包）
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# 等价于 Windows 版的 decode.ps1
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#
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# 用法:
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# bash decode.sh <apk_path> [--name <task_name>] [--out <output_dir>]
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# [--skip-jadx] [--skip-apktool] [--clean]
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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KALI_BOOTSTRAP="$(cd "$SCRIPT_DIR/../../../kali/scripts" 2>/dev/null && pwd)/bootstrap-reverse.sh"
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# ─── 参数解析 ──────────────────────────────────────────────────────────────────────
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APK_PATH=""
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TASK_NAME=""
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OUT_ROOT=""
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SKIP_JADX=false
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SKIP_APKTOOL=false
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CLEAN=false
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--name) TASK_NAME="$2"; shift 2 ;;
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--out) OUT_ROOT="$2"; shift 2 ;;
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--skip-jadx) SKIP_JADX=true; shift ;;
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--skip-apktool) SKIP_APKTOOL=true; shift ;;
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--clean) CLEAN=true; shift ;;
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-*) echo "未知选项: $1"; exit 1 ;;
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*) APK_PATH="$1"; shift ;;
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esac
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done
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if [[ -z "$APK_PATH" ]]; then
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echo "用法: $0 <apk_path> [--name <name>] [--out <dir>] [--skip-jadx] [--skip-apktool] [--clean]"
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exit 1
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fi
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if [[ ! -f "$APK_PATH" ]]; then
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echo "ERR: APK 文件不存在: $APK_PATH"
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exit 1
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fi
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# ─── 工具检测与自动安装 ─────────────────────────────────────────────────────────────
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ensure_tool() {
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local name="$1"
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if command -v "$name" &>/dev/null; then
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return 0
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fi
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echo "INFO: $name 未找到，尝试自动安装..."
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if [[ -x "$KALI_BOOTSTRAP" ]]; then
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bash "$KALI_BOOTSTRAP" "$name" --skip-refresh 2>/dev/null || true
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fi
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if ! command -v "$name" &>/dev/null; then
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echo "ERR: $name 安装失败，请手动安装"
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return 1
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fi
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echo "INFO: $name 安装成功"
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}
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[[ "$SKIP_JADX" != "true" ]] && ensure_tool "jadx"
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[[ "$SKIP_APKTOOL" != "true" ]] && ensure_tool "apktool"
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# ─── 路径计算 ──────────────────────────────────────────────────────────────────────
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APK_BASENAME=$(basename "$APK_PATH" .apk | sed 's/[^A-Za-z0-9._-]/_/g')
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TASK_NAME="${TASK_NAME:-$APK_BASENAME}"
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OUT_ROOT="${OUT_ROOT:-$(dirname "$APK_PATH")}"
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TASK_ROOT="$OUT_ROOT/$TASK_NAME"
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JADX_OUT="$TASK_ROOT/jadx"
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APKTOOL_OUT="$TASK_ROOT/apktool"
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if [[ "$CLEAN" == "true" && -d "$TASK_ROOT" ]]; then
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rm -rf "$TASK_ROOT"
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fi
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mkdir -p "$TASK_ROOT"
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# ─── jadx 反编译 ──────────────────────────────────────────────────────────────────
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JADX_EXIT=0
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if [[ "$SKIP_JADX" != "true" ]]; then
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rm -rf "$JADX_OUT"
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echo "=== jadx 反编译 ==="
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jadx -d "$JADX_OUT" "$APK_PATH" || JADX_EXIT=$?
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fi
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# ─── apktool 解包 ─────────────────────────────────────────────────────────────────
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APKTOOL_EXIT=0
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if [[ "$SKIP_APKTOOL" != "true" ]]; then
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rm -rf "$APKTOOL_OUT"
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echo "=== apktool 解包 ==="
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apktool d "$APK_PATH" -o "$APKTOOL_OUT" -f || APKTOOL_EXIT=$?
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fi
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# ─── 统计输出 ──────────────────────────────────────────────────────────────────────
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PACKAGE=""
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if [[ -f "$APKTOOL_OUT/AndroidManifest.xml" ]]; then
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PACKAGE=$(grep -oP 'package="[^"]*"' "$APKTOOL_OUT/AndroidManifest.xml" 2>/dev/null | head -1 | sed 's/package="//;s/"//')
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fi
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JAVA_COUNT=0
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[[ -d "$JADX_OUT" ]] && JAVA_COUNT=$(find "$JADX_OUT" -name "*.java" | wc -l)
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SMALI_DIRS=0
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[[ -d "$APKTOOL_OUT" ]] && SMALI_DIRS=$(find "$APKTOOL_OUT" -maxdepth 1 -type d -name "smali*" | wc -l)
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SO_COUNT=0
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[[ -d "$APKTOOL_OUT" ]] && SO_COUNT=$(find "$APKTOOL_OUT" -name "*.so" | wc -l)
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echo ""
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echo "═══════════════════════════════════════════"
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echo " APK 解包完成"
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echo "═══════════════════════════════════════════"
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echo " task_root=$TASK_ROOT"
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echo " jadx_out=$JADX_OUT"
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echo " apktool_out=$APKTOOL_OUT"
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echo " package=$PACKAGE"
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echo " jadx_exit_code=$JADX_EXIT"
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echo " apktool_exit_code=$APKTOOL_EXIT"
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echo " java_files=$JAVA_COUNT"
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echo " smali_dirs=$SMALI_DIRS"
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echo " so_files=$SO_COUNT"
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