Pegasus - Windbg emulation plugin
https://goo.gl/TBNaHf
0:000> !attach
eax=00a68320 ebx=009d0000 ecx=00000000 edx=00000000 esi=76536314 edi=76536308
eip=00f41040 esp=007bf8f4 ebp=007bf938
...
00000000`00f41040 680821f400 push offset test!`string' (00000000`00f42108)
0:000> !mov eax 0
mov eax,0
0:000> !regs
eax=00000000 ebx=009d0000 ecx=00000000 edx=00000000 esi=76536314 edi=76536308
eip=00f41040 esp=007bf8f4 ebp=007bf938
...
0:000> !swch
64bit or 32bit
...
0:000> !trace
eax=00a68320 ebx=009d0000 ecx=00000000 edx=00000000 esi=76536314 edi=76536308
eip=00f41045 esp=007bf8f0 ebp=007bf938
...
00000000`00f41045 ff151020f400 call qword ptr [00000000`01e8305b]
0:000> !trace -r 00f4104b
eax=00a68320 ebx=009d0000 ecx=00000000 edx=00000000 esi=76536314 edi=76536308
eip=7638cf60 esp=007bf8ec ebp=007bf938
...
00000000`7638cf60 8bff mov edi,edi
...
eax=77d70000 ebx=009d0000 ecx=2392c6cb edx=00000000 esi=76536314 edi=76536308
eip=00f4104b esp=007bf8f4 ebp=007bf938
...
00000000`00f4104b 681c21f400 push offset test!`string' (00000000`00f4211c)
etc.
0:000> .load pegasus_x64.dll
0:000> !wow64exts.sw
0:000> !attach
0:000> !trace
0:000> !regs
0:000> !trace -r [address]