Function at 0x1800bf4b0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push rbx
push rbp
push r12
push r13
push r14
sub rsp, 0x20
mov r12d, dword [rsp + 0x70]
mov ebx, r9d
mov ebp, r8d
mov r13d, edx
mov r14, rcx
cmp r8d, edx
jne 0x1800bf4e3
mov rax, rcx
add rsp, 0x20
pop r14
pop r13
pop r12
pop rbp
pop rbx
ret
mov qword [rsp + 0x50], rsi
test ebp, ebp
js 0x1800bf900
test ebx, ebx
js 0x1800bf900
je 0x1800bf50b
xor edx, edx
mov eax, 0x7fffffff
div ebx
cmp ebp, eax
jg 0x1800bf900
mov ecx, ebp
imul ecx, ebx
test ecx, ecx
js 0x1800bf900
test r12d, r12d
js 0x1800bf900
je 0x1800bf535
xor edx, edx
mov eax, 0x7fffffff
div r12d
cmp ecx, eax
jg 0x1800bf900
imul ecx, r12d
movsxd rcx, ecx
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rsi, rax
test rax, rax
je 0x1800bf900
mov qword [rsp + 0x58], rdi
xor edi, edi
mov qword [rsp + 0x60], r15
test r12d, r12d
jle 0x1800bf89f
lea r15d, [r13*8 - 0xa]
add r15d, ebp
lea r11d, [rbx - 1]
lea r8, [0x180000000]
nop dword [rax]
mov r9d, edi
mov eax, edi
imul r9d, r13d
imul eax, ebp
imul r9d, ebx
imul eax, ebx
add r9, r14
add rax, rsi
cmp r15d, 0x19
ja case.0x1800bf5b1.3
movsxd rcx, r15d
mov edx, dword [r8 + rcx*4 + 0xbf940]
add rdx, r8
jmp rdx
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax], cl
lea r9, [r9 + 1]
mov byte [rax + 1], 0xff
lea rax, [rax + 2]
jns 0x1800bf5c0
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop dword [rax + rax]
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax + 2], cl
lea r9, [r9 + 1]
mov byte [rax + 1], cl
mov byte [rax], cl
lea rax, [rax + 3]
jns 0x1800bf5f0
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop word [rax + rax]
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax + 2], cl
lea r9, [r9 + 1]
mov byte [rax + 1], cl
mov byte [rax], cl
mov byte [rax + 3], 0xff
lea rax, [rax + 4]
jns 0x1800bf620
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax], cl
lea rax, [rax + 1]
lea r9, [r9 + 2]
jns 0x1800bf650
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop dword [rax]
nop dword [rax + rax]
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax + 2], cl
lea r9, [r9 + 2]
mov byte [rax + 1], cl
mov byte [rax], cl
lea rax, [rax + 3]
jns 0x1800bf680
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
nop word [rax + rax]
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax + 2], cl
lea r9, [r9 + 2]
mov byte [rax + 1], cl
mov byte [rax], cl
lea rax, [rax + 4]
movzx ecx, byte [r9 - 1]
mov byte [rax - 1], cl
jns 0x1800bf6b0
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax], cl
lea rax, [rax + 4]
movzx ecx, byte [r9 + 1]
lea r9, [r9 + 3]
mov byte [rax - 3], cl
movzx ecx, byte [r9 - 1]
mov byte [rax - 2], cl
mov byte [rax - 1], 0xff
jns 0x1800bf6e2
jmp 0x1800bf894
mov r10d, r11d
test r11d, r11d
js 0x1800bf894
nop word [rax + rax]
movzx ecx, byte [r9 + 1]
lea rax, [rax + 1]
imul r8d, ecx, 0x96
movzx ecx, byte [r9 + 2]
lea r9, [r9 + 3]
imul edx, ecx, 0x1d
movzx ecx, byte [r9 - 3]
add r8d, edx
imul edx, ecx, 0x4d
add r8d, edx
shr r8d, 8
sub r10d, 1
mov byte [rax - 1], r8b
jns 0x1800bf720
lea r8, [0x180000000]
jmp 0x1800bf894
mov r10d, r11d
test r11d, r11d
js 0x1800bf894
movzx ecx, byte [r9 + 1]
lea rax, [rax + 2]
imul r8d, ecx, 0x96
movzx ecx, byte [r9 + 2]
lea r9, [r9 + 3]
imul edx, ecx, 0x1d
movzx ecx, byte [r9 - 3]
mov byte [rax - 1], 0xff
add r8d, edx
imul edx, ecx, 0x4d
add r8d, edx
shr r8d, 8
sub r10d, 1
mov byte [rax - 2], r8b
jns 0x1800bf770
lea r8, [0x180000000]
jmp 0x1800bf894
mov r10d, r11d
test r11d, r11d
js 0x1800bf894
nop dword [rax]
nop dword [rax + rax]
movzx ecx, byte [r9 + 1]
lea rax, [rax + 1]
imul r8d, ecx, 0x96
movzx ecx, byte [r9 + 2]
lea r9, [r9 + 4]
imul edx, ecx, 0x1d
movzx ecx, byte [r9 - 4]
add r8d, edx
imul edx, ecx, 0x4d
add r8d, edx
shr r8d, 8
sub r10d, 1
mov byte [rax - 1], r8b
jns 0x1800bf7d0
lea r8, [0x180000000]
jmp 0x1800bf894
mov r10d, r11d
test r11d, r11d
js 0x1800bf894
nop dword [rax]
movzx ecx, byte [r9 + 1]
lea rax, [rax + 2]
imul r8d, ecx, 0x96
movzx ecx, byte [r9 + 2]
lea r9, [r9 + 4]
imul edx, ecx, 0x1d
movzx ecx, byte [r9 - 4]
add r8d, edx
imul edx, ecx, 0x4d
add r8d, edx
shr r8d, 8
sub r10d, 1
mov byte [rax - 2], r8b
movzx ecx, byte [r9 - 1]
mov byte [rax - 1], cl
jns 0x1800bf820
lea r8, [0x180000000]
jmp 0x1800bf894
mov edx, r11d
test r11d, r11d
js 0x1800bf894
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax], cl
lea rax, [rax + 3]
movzx ecx, byte [r9 + 1]
lea r9, [r9 + 4]
mov byte [rax - 2], cl
movzx ecx, byte [r9 - 2]
mov byte [rax - 1], cl
jns 0x1800bf871
inc edi
cmp edi, r12d
jl 0x1800bf580
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov rax, rsi
mov r15, qword [rsp + 0x60]
mov rdi, qword [rsp + 0x58]
mov rsi, qword [rsp + 0x50]
add rsp, 0x20
pop r14
pop r13
pop r12
pop rbp
pop rbx
ret
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov rcx, rsi
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov edx, dword [0x180153c80]
mov rax, qword gs:[0x58]
mov ecx, 0x28
mov rax, qword [rax + rdx*8]
lea rdx, str.unsupported
mov qword [rcx + rax], rdx
xor eax, eax
jmp 0x1800bf8ab
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov edx, dword [0x180153c80]
mov rax, qword gs:[0x58]
mov rsi, qword [rsp + 0x50]
mov ecx, 0x28
mov rax, qword [rax + rdx*8]
lea rdx, str.outofmem
mov qword [rcx + rax], rdx
xor eax, eax
add rsp, 0x20
pop r14
pop r13
pop r12
pop rbp
pop rbx
ret