Function at 0x1800177f0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov r11, rsp
push rsi
push r12
push r15
sub rsp, 0x1a0
mov rax, qword [0x18027a1c0]
xor rax, rsp
mov qword [rsp + 0x160], rax
mov r15d, dword [rsp + 0x1e0]
xor r12d, r12d
mov rax, qword [rcx]
mov rsi, rcx
mov qword [rsp + 0x90], r9
mov qword [rsp + 0x88], r8
mov qword [rsp + 0x80], rdx
mov dword [rax + 8], r12d
mov qword [rsp + 0x70], rcx
mov dword [rsp + 0x30], r15d
cmp r15d, 4
ja 0x180018242
mov qword [r11 - 0x20], rbx
mov qword [r11 - 0x38], r13
call fcn.18001c290
test eax, eax
jne 0x1800178d0
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x180017a68
add rsi, 0x46d8
nop word [rax + rax]
mov rcx, qword [rsi]
test rcx, rcx
je 0x180017895
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r12
mov qword [rsi - 8], r12
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x1800178ac
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r12
mov qword [rsi + 0x18], r12
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x1800178bf
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r12
add rsi, 0x60
sub rbx, 1
jne 0x180017880
xor eax, eax
jmp 0x180018188
mov ecx, 3
lea r13d, [rcx - 2]
test r15d, r15d
jne 0x1800178f0
mov rax, qword [rsi]
mov r15d, r13d
cmp dword [rax + 8], ecx
cmovge r15d, ecx
mov dword [rsp + 0x30], r15d
mov rax, qword [rsi]
movsxd rcx, dword [rax + 8]
cmp ecx, 3
jne 0x180017920
cmp dword [rsi + 0x4850], ecx
je 0x180017916
cmp dword [rsi + 0x484c], r12d
jne 0x180017920
cmp dword [rsi + 0x4848], r12d
jne 0x180017920
mov eax, r13d
mov qword [rsp + 0x40], r13
jmp 0x180017931
mov qword [rsp + 0x40], r12
mov eax, r12d
cmp ecx, 3
jne 0x180017a0e
cmp r15d, 3
jge 0x180017a0e
test eax, eax
jne 0x180017a0e
mov ecx, r13d
mov qword [rsp + 0x190], rbp
xorps xmm0, xmm0
mov qword [rsp + 0x188], rdi
xorps xmm1, xmm1
mov qword [rsp + 0x178], r14
mov r14d, ecx
mov qword [rsp + 0x48], r14
movdqu xmmword [rsp + 0x50], xmm0
movdqu xmmword [rsp + 0x60], xmm1
test ecx, ecx
je 0x180017ac0
mov rbp, r12
lea rbx, [rsp + 0xb8]
lea rdi, [rsi + 0x46a4]
mov rax, qword [rsi]
mov ecx, dword [rax]
add ecx, 3
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov qword [rdi + 0x44], rax
test rax, rax
je 0x180017be1
mov eax, dword [rsi + 0x4688]
cdq
mov dword [rbx + 0x10], r12d
idiv dword [rdi]
mov r9d, eax
mov dword [rbx], eax
mov eax, dword [rsi + 0x468c]
cdq
idiv dword [rdi + 4]
xor edx, edx
mov ecx, eax
mov dword [rbx + 4], eax
sar ecx, 1
mov r8d, eax
mov dword [rbx + 0xc], ecx
mov rcx, qword [rsi]
mov eax, dword [rcx]
mov rcx, qword [rdi + 0x2c]
dec eax
add eax, r9d
mov qword [rbx - 8], rcx
div r9d
mov qword [rbx - 0x10], rcx
mov dword [rbx + 8], eax
cmp r9d, r13d
jne 0x180017a7e
cmp r8d, r13d
jne 0x180017a6f
lea rax, [0x180018270]
jmp 0x180017aa8
test ecx, ecx
jg 0x180017946
mov rbx, rcx
xor eax, eax
jmp 0x180018188
xor eax, eax
jmp 0x180018188
cmp r8d, 2
jne 0x180017aa1
lea rax, [0x180027140]
jmp 0x180017aa8
cmp r9d, 2
jne 0x180017aa1
cmp r8d, r13d
jne 0x180017a92
lea rax, [0x180026d90]
jmp 0x180017aa8
cmp r8d, 2
jne 0x180017aa1
mov rax, qword [rsi + 0x4880]
jmp 0x180017aa8
lea rax, [0x180026d50]
mov qword [rbx - 0x18], rax
inc rbp
add rbx, 0x30
add rdi, 0x60
cmp rbp, r14
jl 0x180017992
mov rax, qword [rsi]
mov r8d, dword [rax + 4]
mov ecx, dword [rax]
test r15d, r15d
js 0x1800181b5
test ecx, ecx
js 0x1800181b5
je 0x180017aed
mov eax, 0x7fffffff
cdq
idiv ecx
cmp r15d, eax
jg 0x1800181b5
mov r9d, ecx
imul r9d, r15d
test r9d, r9d
js 0x1800181b5
test r8d, r8d
js 0x1800181b5
je 0x180017b1a
mov eax, 0x7fffffff
cdq
idiv r8d
cmp r9d, eax
jg 0x1800181b5
imul ecx, r8d
mov eax, ecx
imul eax, r15d
cmp eax, 0x7ffffffe
jg 0x1800181b5
imul ecx, r15d
inc ecx
movsxd rcx, ecx
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rcx, qword [rsi]
mov r12, rax
test rax, rax
je 0x1800181ba
xor eax, eax
mov dword [rsp + 0x34], eax
cmp dword [rcx + 4], eax
jbe 0x1800180d3
mov r13, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x60]
mov r14, qword [rsp + 0x58]
mov rdi, qword [rsp + 0x50]
mov qword [rsp + 0x38], r12
nop word [rax + rax]
imul eax, dword [rcx]
imul eax, r15d
xor r15d, r15d
mov ebx, eax
add rbx, r12
mov qword [rsp + 0x78], rbx
cmp qword [rsp + 0x48], r15
jbe 0x180017cd0
mov rbx, qword [rsp + 0x48]
lea rbp, [rsi + 0x46c0]
mov rsi, qword [rsp + 0x38]
lea rdi, [rsp + 0xc4]
nop dword [rax + rax]
mov eax, dword [rdi - 8]
lea r14, [rdi - 0x14]
mov r9d, dword [rdi - 0xc]
lea r12, [rdi - 0x1c]
sar eax, 1
mov r13, r14
cmp dword [rdi], eax
jl 0x180017c45
mov r8, qword [r12]
mov rdx, r14
jmp 0x180017c4b
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x180018218
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x180017c0d
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r12
mov qword [rsi - 8], r12
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x180017c24
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r12
mov qword [rsi + 0x18], r12
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x180017c37
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r12
add rsi, 0x60
sub rbx, r13
jne 0x180017bf8
jmp 0x180018218
mov r8, qword [r14]
mov rdx, r12
mov rdx, qword [rdx]
mov rcx, qword [rbp + 0x28]
mov dword [rsp + 0x20], r9d
mov r9d, dword [rdi - 4]
call qword [rdi - 0x24]
mov qword [rsp + r15*8 + 0x50], rax
mov eax, dword [rdi]
inc eax
mov dword [rdi], eax
cmp eax, dword [rdi - 8]
jl 0x180017c91
inc dword [rdi + 4]
mov eax, dword [rdi + 4]
mov rcx, qword [r13]
mov dword [rdi], 0
mov qword [r12], rcx
cmp eax, dword [rbp]
jge 0x180017c91
movsxd rax, dword [rbp + 4]
add rax, rcx
mov qword [r14], rax
inc r15
add rdi, 0x30
add rbp, 0x60
cmp r15, rbx
jl 0x180017bc0
mov r13, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x60]
mov r14, qword [rsp + 0x58]
mov rdi, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x78]
mov qword [rsp + 0x38], rsi
mov rsi, qword [rsp + 0x70]
mov r12, qword [rsp + 0x38]
mov rcx, qword [rsi]
movsxd r15, dword [rsp + 0x30]
cmp r15d, 3
jl 0x180017eb1
mov eax, dword [rcx + 8]
cmp eax, 3
jne 0x180017d4c
cmp qword [rsp + 0x40], 0
je 0x180017d2a
xor edx, edx
cmp dword [rcx], edx
jbe 0x1800180b7
nop dword [rax]
movzx eax, byte [rdx + rdi]
mov byte [rbx], al
movzx eax, byte [rdx + r14]
mov byte [rbx + 1], al
movzx eax, byte [rdx + rbp]
inc edx
mov byte [rbx + 2], al
mov byte [rbx + 3], 0xff
add rbx, r15
mov rax, qword [rsi]
cmp edx, dword [rax]
jb 0x180017d00
jmp 0x1800180b7
mov eax, dword [rcx]
mov r9, rbp
mov rcx, rbx
mov dword [rsp + 0x28], r15d
mov r8, r14
mov dword [rsp + 0x20], eax
mov rdx, rdi
call qword [rsi + 0x4878]
jmp 0x1800180b7
cmp eax, 4
jne 0x180017e82
mov eax, dword [rsi + 0x484c]
test eax, eax
jne 0x180017dd6
xor r9d, r9d
cmp dword [rcx], r9d
jbe 0x1800180b7
nop dword [rax + rax]
movzx r8d, byte [r9 + r13]
movzx ecx, byte [r9 + rdi]
imul ecx, r8d
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx], al
movzx ecx, byte [r9 + r14]
imul ecx, r8d
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx + 1], al
movzx ecx, byte [r9 + rbp]
inc r9d
mov byte [rbx + 3], 0xff
imul ecx, r8d
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx + 2], al
add rbx, r15
mov rax, qword [rsi]
cmp r9d, dword [rax]
jb 0x180017d70
jmp 0x1800180b7
mov edx, dword [rcx]
mov r9, rbp
mov r10, qword [rsi + 0x4878]
mov r8, r14
mov dword [rsp + 0x28], r15d
mov rcx, rbx
mov dword [rsp + 0x20], edx
mov rdx, rdi
cmp eax, 2
jne 0x180017e7a
call r10
mov rax, qword [rsi]
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x1800180b7
nop
movzx edx, byte [r8 + r13]
inc r8d
movzx eax, byte [rbx]
not al
movzx ecx, al
imul ecx, edx
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx], al
movzx eax, byte [rbx + 1]
not al
movzx ecx, al
imul ecx, edx
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx + 1], al
movzx eax, byte [rbx + 2]
not al
movzx ecx, al
imul ecx, edx
sub ecx, 0xffffff80
mov eax, ecx
shr eax, 8
add eax, ecx
shr eax, 8
mov byte [rbx + 2], al
add rbx, r15
mov rax, qword [rsi]
cmp r8d, dword [rax]
jb 0x180017e10
jmp 0x1800180b7
call r10
jmp 0x1800180b7
xor edx, edx
cmp dword [rcx], edx
jbe 0x1800180b7
nop dword [rax]
movzx ecx, byte [rdx + rdi]
inc edx
mov byte [rbx + 2], cl
mov byte [rbx + 1], cl
mov byte [rbx], cl
mov byte [rbx + 3], 0xff
add rbx, r15
mov rax, qword [rsi]
cmp edx, dword [rax]
jb 0x180017e90
jmp 0x1800180b7
cmp qword [rsp + 0x40], 0
je 0x180017f62
mov eax, dword [rcx]
xor r9d, r9d
cmp r15d, 1
jne 0x180017f0e
test eax, eax
je 0x1800180b7
movzx eax, byte [r9 + r14]
lea rbx, [rbx + 1]
imul r8d, eax, 0x96
movzx eax, byte [r9 + rbp]
imul ecx, eax, 0x1d
movzx eax, byte [r9 + rdi]
inc r9d
add r8d, ecx
imul ecx, eax, 0x4d
add r8d, ecx
shr r8d, 8
mov byte [rbx - 1], r8b
mov rax, qword [rsi]
cmp r9d, dword [rax]
jb 0x180017ed0
jmp 0x1800180b7
test eax, eax
je 0x1800180b7
nop word [rax + rax]
movzx eax, byte [r9 + r14]
lea rbx, [rbx + 2]
imul r8d, eax, 0x96
movzx eax, byte [r9 + rbp]
imul ecx, eax, 0x1d
movzx eax, byte [r9 + rdi]
inc r9d
mov byte [rbx - 1], 0xff
add r8d, ecx
imul ecx, eax, 0x4d
add r8d, ecx
shr r8d, 8
mov byte [rbx - 2], r8b
mov rax, qword [rsi]
cmp r9d, dword [rax]
jb 0x180017f20
jmp 0x1800180b7
cmp dword [rcx + 8], 4
jne 0x180018065
mov eax, dword [rsi + 0x484c]
test eax, eax
jne 0x180018011
xor r10d, r10d
cmp dword [rcx], r10d
jbe 0x1800180b7
nop word [rax + rax]
movzx ecx, byte [r10 + r13]
movzx edx, byte [r10 + r14]
movzx r8d, byte [r10 + rbp]
movzx r9d, byte [r10 + rdi]
inc r10d
imul edx, ecx
imul r8d, ecx
imul r9d, ecx
mov byte [rbx + 1], 0xff
sub edx, 0xffffff80
mov eax, edx
sub r8d, 0xffffff80
shr eax, 8
sub r9d, 0xffffff80
add eax, edx
shr eax, 8
movzx eax, al
imul edx, eax, 0x96
mov eax, r8d
shr eax, 8
add eax, r8d
shr eax, 8
movzx eax, al
imul ecx, eax, 0x1d
mov eax, r9d
shr eax, 8
add eax, r9d
shr eax, 8
movzx eax, al
add edx, ecx
imul ecx, eax, 0x4d
add edx, ecx
shr edx, 8
mov byte [rbx], dl
add rbx, r15
mov rax, qword [rsi]
cmp r10d, dword [rax]
jb 0x180017f90
jmp 0x1800180b7
cmp eax, 2
jne 0x180018065
xor r8d, r8d
cmp dword [rcx], r8d
jbe 0x1800180b7
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [r8 + rdi]
not al
movzx edx, al
movzx eax, byte [r8 + r13]
inc r8d
imul edx, eax
mov byte [rbx + 1], 0xff
sub edx, 0xffffff80
mov eax, edx
shr eax, 8
add eax, edx
shr eax, 8
mov byte [rbx], al
add rbx, r15
mov rax, qword [rsi]
cmp r8d, dword [rax]
jb 0x180018030
jmp 0x1800180b7
mov eax, dword [rcx]
xor edx, edx
cmp r15d, 1
jne 0x180018092
test eax, eax
je 0x1800180b7
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [rdx + rdi]
mov byte [rdx + rbx], al
inc edx
mov rax, qword [rsi]
cmp edx, dword [rax]
jb 0x180018080
jmp 0x1800180b7
test eax, eax
je 0x1800180b7
nop word [rax + rax]
movzx ecx, byte [rdx + rdi]
inc edx
mov byte [rbx], cl
mov byte [rbx + 1], 0xff
lea rbx, [rbx + 2]
mov rax, qword [rsi]
cmp edx, dword [rax]
jb 0x1800180a0
mov eax, dword [rsp + 0x34]
mov rcx, qword [rsi]
inc eax
mov dword [rsp + 0x34], eax
cmp eax, dword [rcx + 4]
jb 0x180017b80
mov r13d, 1
movsxd rdi, dword [rcx + 8]
test rdi, rdi
jle 0x18001812e
lea rbx, [rsi + 0x46d8]
xor ebp, ebp
mov rcx, qword [rbx]
test rcx, rcx
je 0x1800180fa
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rbx], rbp
mov qword [rbx - 8], rbp
mov rcx, qword [rbx + 8]
test rcx, rcx
je 0x180018111
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rbx + 8], rbp
mov qword [rbx + 0x18], rbp
mov rcx, qword [rbx + 0x10]
test rcx, rcx
je 0x180018124
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rbx + 0x10], rbp
add rbx, 0x60
sub rdi, 1
jne 0x1800180e5
mov rax, qword [rsi]
mov ecx, dword [rax]
mov rax, qword [rsp + 0x80]
mov dword [rax], ecx
mov rcx, qword [rsi]
mov rax, qword [rsp + 0x88]
mov edx, dword [rcx + 4]
mov dword [rax], edx
mov rax, qword [rsp + 0x90]
test rax, rax
je 0x18001816d
mov rcx, qword [rsi]
cmp dword [rcx + 8], 3
mov ecx, 3
cmovge r13d, ecx
mov dword [rax], r13d
mov rax, r12
mov rbp, qword [rsp + 0x190]
mov rdi, qword [rsp + 0x188]
mov r14, qword [rsp + 0x178]
mov rbx, qword [rsp + 0x198]
mov r13, qword [rsp + 0x180]
mov rcx, qword [rsp + 0x160]
xor rcx, rsp
call fcn.18006a4f0
add rsp, 0x1a0
pop r15
pop r12
pop rsi
ret
mov rcx, qword [rsi]
jmp 0x1800181bd
xor r12d, r12d
movsxd rbx, dword [rcx + 8]
test rbx, rbx
jle 0x180018218
add rsi, 0x46d8
nop dword [rax]
mov rcx, qword [rsi]
test rcx, rcx
je 0x1800181e5
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r12
mov qword [rsi - 8], r12
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x1800181fc
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r12
mov qword [rsi + 0x18], r12
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x18001820f
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r12
add rsi, 0x60
sub rbx, r13
jne 0x1800181d0
mov edx, dword [0x18027a794]
mov rax, qword gs:[0x58]
mov ecx, 0x20
mov rax, qword [rax + rdx*8]
lea rdx, str.outofmem
mov qword [rcx + rax], rdx
xor eax, eax
jmp 0x180018170
mov edx, dword [0x18027a794]
mov rax, qword gs:[0x58]
mov ecx, 0x20
mov rax, qword [rax + rdx*8]
lea rdx, str.bad_req_comp
mov qword [rcx + rax], rdx
xor eax, eax
jmp 0x180018198