Function at 0x140020684
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov rax, rsp
mov qword [rax + 0x20], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rax - 0x68]
sub rsp, 0x130
movaps xmmword [rax - 0x48], xmm6
mov rdi, rcx
movsd xmm6, qword [0x140138170]
xorps xmm5, xmm5
xorps xmm4, xmm4
xorps xmm3, xmm3
movaps xmm2, xmm3
movaps xmm1, xmm3
mulsd xmm2, qword [0x140137ec8]
movaps xmm0, xmm3
mulsd xmm1, qword [0x1401372f8]
mulsd xmm0, xmm3
mulsd xmm2, xmm3
mulsd xmm1, xmm3
subsd xmm2, xmm0
addsd xmm1, qword [0x140137650]
divsd xmm2, xmm1
addsd xmm4, xmm2
comisd xmm4, xmmword [0x140137b88]
jbe 0x14002070b
movaps xmm0, xmm3
mulsd xmm0, qword [0x140136ee0]
subsd xmm4, xmm0
addsd xmm3, qword [0x1401370b0]
comisd xmm6, xmm3
ja 0x1400206b9
comisd xmm5, xmm4
jbe 0x14002072e
call fcn.140043653
call fcn.140043619
jmp 0x140020c38
xor eax, eax
lea rcx, [rsp + 0x20]
mov byte [rcx], al
inc eax
inc rcx
cmp eax, 0x100
jb 0x140020735
xor r10d, r10d
mov r9d, 0xff
xor cl, cl
xor ebx, ebx
lea r11d, [rbx + 1]
cmp r9d, r11d
jbe 0x140020766
lea r11d, [r11*2 + 1]
cmp r11d, r9d
jb 0x140020759
movzx eax, cl
mov dl, byte [rsp + rax + 0x20]
mov eax, r10d
test r10d, r10d
je 0x1400207b2
sub eax, 1
je 0x1400207a8
sub eax, 1
je 0x14002079e
cmp eax, 1
je 0x140020794
lea ecx, [r10 - 4]
lea rax, [fcn.140043653]
mov al, byte [rcx + rax]
jmp 0x1400207b7
cvttsd2si rax, xmm4
shr eax, 0x18
jmp 0x1400207b7
cvttsd2si rax, xmm4
shr eax, 0x10
jmp 0x1400207b7
cvttsd2si rax, xmm4
shr eax, 8
jmp 0x1400207b7
cvttsd2si rax, xmm4
add al, dl
lea r8d, [r10 + 1]
movzx edx, al
cmp r8d, 0x1c
lea eax, [rdx + 0x1c]
movzx ecx, al
cmovb ecx, edx
sbb r10d, r10d
movzx esi, cl
and r10d, r8d
mov eax, esi
inc ebx
and eax, r11d
cmp ebx, 0xb
jbe 0x1400207e9
xor edx, edx
div r9d
mov eax, edx
mov cl, sil
cmp eax, r9d
ja 0x140020766
je 0x140020814
mov edx, eax
mov ecx, r9d
mov al, byte [rsp + rdx + 0x20]
xor byte [rsp + rcx + 0x20], al
mov al, byte [rsp + rcx + 0x20]
xor byte [rsp + rdx + 0x20], al
mov al, byte [rsp + rdx + 0x20]
xor byte [rsp + rcx + 0x20], al
mov cl, sil
add r9d, 0xffffffff
jne 0x14002074e
movzx r10d, byte [rsp + rsi + 0x20]
lea r12, [fcn.140043619]
movzx edx, byte [rsp + 0x27]
movzx esi, byte [rsp + 0x21]
mov r15b, byte [rsp + 0x23]
movzx r11d, byte [rsp + r10 + 0x20]
mov r14b, byte [rsp + 0x25]
add r15b, byte [rsp + rsi + 0x20]
inc sil
mov bl, byte [r12]
mov cl, byte [r12 + 1]
add bl, 5
sub cl, 0x71
movzx r9d, r15b
shl bl, 4
add r15b, r11b
or bl, cl
mov qword [rbp + 0x78], send
movzx ecx, sil
inc sil
mov al, byte [rsp + r9 + 0x20]
mov byte [rsp + r10 + 0x20], al
mov al, byte [rsp + rdx + 0x20]
mov byte [rsp + r9 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + rdx + 0x20], al
mov byte [rsp + rcx + 0x20], r11b
add r14b, byte [rsp + r11 + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r10 + 0x20]
add rcx, rax
movzx r10d, r15b
movzx eax, byte [rsp + rdx + 0x20]
add rcx, rax
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r9 + 0x20]
add rax, r11
movzx r9d, bl
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
mov cl, byte [r12 + 3]
sub cl, 0x71
xor dl, byte [rsp + rax + 0x20]
lea rax, [r12 + 2]
mov r13b, byte [rax]
xor dl, bl
movzx ebx, byte [rsp + r9 + 0x20]
add r13b, 5
mov qword [rbp + 0x80], rax
mov al, byte [rsp + r10 + 0x20]
mov r12, qword [rbp + 0x80]
mov byte [rsp + r9 + 0x20], al
movzx r8d, dl
shl r13b, 4
or r13b, cl
mov byte [rbp + 0x70], bl
movzx ecx, sil
mov al, byte [rsp + r8 + 0x20]
mov byte [rsp + r10 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + r8 + 0x20], al
mov byte [rsp + rcx + 0x20], bl
add r14b, byte [rsp + rbx + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r8 + 0x20]
add rcx, rax
movzx eax, byte [rsp + r9 + 0x20]
add rcx, rax
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r10 + 0x20]
add rax, rbx
mov ebx, 1
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
xor dl, byte [rsp + rax + 0x20]
xor dl, r13b
mov byte [rdi], dl
mov cl, byte [rbp + 0x70]
jmp 0x140020988
mov r13b, r11b
add r15b, cl
movzx r8d, dl
movzx r9d, r15b
lea r12, [r12 + 2]
mov al, byte [r12]
inc sil
mov r11b, byte [r12 + 1]
add al, 5
shl al, 4
sub r11b, 0x71
or r11b, al
movzx r10d, r13b
mov al, byte [rsp + r9 + 0x20]
inc rbx
movzx ecx, sil
movzx r13d, byte [rsp + r10 + 0x20]
mov byte [rsp + r10 + 0x20], al
mov al, byte [rsp + r8 + 0x20]
mov byte [rsp + r9 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + r8 + 0x20], al
mov byte [rsp + rcx + 0x20], r13b
add r14b, byte [rsp + r13 + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r8 + 0x20]
add rcx, rax
movzx eax, byte [rsp + r10 + 0x20]
add rcx, rax
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r9 + 0x20]
add rax, r13
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
xor dl, byte [rsp + rax + 0x20]
xor dl, r11b
test rbx, rbx
jle 0x140020a2b
mov byte [rdi + rbx - 1], dl
sub qword [rbp + 0x78], 1
mov cl, r13b
jne 0x140020985
movzx r8d, dl
lea r12, [fcn.140043619]
mov cl, byte [r12 + 0x1c]
add r15b, r13b
mov bl, byte [r12 + 0x1d]
add cl, 5
shl cl, 4
sub bl, 0x71
or bl, cl
movzx r9d, r15b
movzx r10d, r11b
inc sil
movzx ecx, sil
add r12, 0x1e
inc sil
mov qword [rbp + 0x78], send
mov al, byte [rsp + r9 + 0x20]
movzx r11d, byte [rsp + r10 + 0x20]
mov byte [rsp + r10 + 0x20], al
add r15b, r11b
mov al, byte [rsp + r8 + 0x20]
mov byte [rsp + r9 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + r8 + 0x20], al
mov byte [rsp + rcx + 0x20], r11b
add r14b, byte [rsp + r11 + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r8 + 0x20]
add rcx, rax
movzx eax, byte [rsp + r10 + 0x20]
add rcx, rax
movzx r10d, r15b
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r9 + 0x20]
add rax, r11
movzx r9d, bl
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
movzx ecx, sil
xor dl, byte [rsp + rax + 0x20]
xor dl, bl
movzx ebx, byte [rsp + r9 + 0x20]
mov byte [rdi + 0xd], dl
mov al, byte [r12 + 1]
mov r13b, byte [r12]
sub al, 0x71
movzx r8d, dl
add r13b, 5
shl r13b, 4
or r13b, al
mov byte [rbp + 0x70], bl
mov al, byte [rsp + r10 + 0x20]
mov byte [rsp + r9 + 0x20], al
mov al, byte [rsp + r8 + 0x20]
mov byte [rsp + r10 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + r8 + 0x20], al
mov byte [rsp + rcx + 0x20], bl
add r14b, byte [rsp + rbx + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r8 + 0x20]
add rcx, rax
movzx eax, byte [rsp + r9 + 0x20]
add rcx, rax
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r10 + 0x20]
add rax, rbx
mov ebx, reloc.WS2_32.dll_ntohs
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
mov cl, byte [rbp + 0x70]
xor dl, byte [rsp + rax + 0x20]
xor dl, r13b
mov byte [rdi + 0xe], dl
add r15b, cl
movzx r8d, dl
movzx r9d, r15b
lea r12, [r12 + 2]
mov al, byte [r12]
inc sil
mov r11b, byte [r12 + 1]
add al, 5
shl al, 4
sub r11b, 0x71
or r11b, al
movzx r10d, r13b
mov al, byte [rsp + r9 + 0x20]
inc rbx
movzx ecx, sil
movzx r13d, byte [rsp + r10 + 0x20]
mov byte [rsp + r10 + 0x20], al
mov al, byte [rsp + r8 + 0x20]
mov byte [rsp + r9 + 0x20], al
mov al, byte [rsp + rcx + 0x20]
mov byte [rsp + r8 + 0x20], al
mov byte [rsp + rcx + 0x20], r13b
add r14b, byte [rsp + r13 + 0x20]
movzx eax, r14b
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r8 + 0x20]
add rcx, rax
movzx eax, byte [rsp + r10 + 0x20]
add rcx, rax
movzx eax, cl
movzx ecx, byte [rsp + rax + 0x20]
movzx eax, byte [rsp + r9 + 0x20]
add rax, r13
movzx eax, al
mov dl, byte [rsp + rcx + 0x20]
xor dl, byte [rsp + rax + 0x20]
xor dl, r11b
test rbx, rbx
jle 0x140020c23
mov byte [rdi + rbx - 1], dl
sub qword [rbp + 0x78], 1
mov cl, r13b
mov r13b, r11b
jne 0x140020b80
mov byte [rdi + 0x1c], 0
lea r11, [rsp + 0x130]
mov rax, rdi
mov rbx, qword [r11 + 0x58]
movaps xmm6, xmmword [r11 - 0x10]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret