Function at 0x180089ee8
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov rax, rsp
mov qword [rax + 8], rbx
mov qword [rax + 0x10], rbp
mov qword [rax + 0x18], rsi
mov qword [rax + 0x20], r14
push r15
sub rsp, 0x20
cmp dword [rcx + 0x4838], 0
mov rsi, r8
movsxd rbp, r9d
mov r14, rdx
mov rbx, rcx
je 0x180089f40
mov edx, dword [0x18018bdb8]
mov rax, qword gs:[0x58]
mov rax, qword [rax + rdx*8]
lea rdx, str.cant_merge_dc_and_ac
mov ecx, 0x1b0
mov qword [rcx + rax], rdx
xor eax, eax
jmp 0x18008a1d9
cmp dword [rcx + 0x4824], 0x10
jge 0x180089f4e
call fcn.180089904
cmp dword [rbx + 0x483c], 0
jne 0x18008a18a
xor edx, edx
mov r8d, 0x80
mov rcx, r14
call fcn.1800beb10
cmp dword [rbx + 0x4824], 0x10
jge 0x180089f7c
mov rcx, rbx
call fcn.180089904
mov r10d, dword [rbx + 0x4820]
lea r15, [0x180000000]
mov eax, r10d
shr rax, 0x17
cmp byte [rax + rsi], 0xff
jae 0x180089fd3
movzx edx, byte [rax + rsi]
mov r9d, dword [rbx + 0x4824]
movzx ecx, byte [rdx + rsi + 0x500]
cmp ecx, r9d
jg 0x180089f16
shl r10d, cl
sub r9d, ecx
mov dword [rbx + 0x4820], r10d
mov dword [rbx + 0x4824], r9d
mov al, byte [rdx + rsi + 0x400]
jmp 0x18008a069
mov ecx, r10d
lea rax, [rsi + 0x62c]
shr ecx, 0x10
mov r11d, 0xa
jmp 0x180089fef
inc r11d
lea rax, [rax + 4]
cmp ecx, dword [rax]
jae 0x180089fe8
mov r9d, dword [rbx + 0x4824]
cmp r11d, 0x11
jne 0x18008a00f
lea eax, [r9 - 0x10]
mov dword [rbx + 0x4824], eax
jmp 0x180089f16
cmp r11d, r9d
jg 0x180089f16
movsxd r8, r11d
mov ecx, 0x20
sub ecx, r11d
mov edx, r10d
shr edx, cl
and edx, dword [r15 + r8*4 + 0x125770]
mov r8d, dword [rsi + r8*4 + 0x64c]
add r8d, edx
cmp r8d, 0xff
ja 0x180089f16
sub r9d, r11d
movsxd rax, r8d
mov ecx, r11d
mov dword [rbx + 0x4824], r9d
shl r10d, cl
mov dword [rbx + 0x4820], r10d
mov al, byte [rax + rsi + 0x400]
movzx esi, al
cmp esi, 0xf
ja 0x180089f16
test al, al
je 0x18008a0d7
cmp r9d, esi
jge 0x18008a086
mov rcx, rbx
call fcn.180089904
mov r10d, dword [rbx + 0x4824]
cmp r10d, esi
jl 0x18008a0d7
mov r9d, dword [rbx + 0x4820]
sub r10d, esi
mov edx, dword [r15 + rsi*4 + 0x125770]
mov r8d, r9d
shr r9d, 0x1f
mov eax, edx
dec r9d
mov dword [rbx + 0x4824], r10d
and r9d, dword [r15 + rsi*4 + 0x1256e0]
mov ecx, esi
rol r8d, cl
not eax
and eax, r8d
and edx, r8d
add r9d, edx
mov dword [rbx + 0x4820], eax
jmp 0x18008a0da
xor r9d, r9d
lea r8, [rbp*2]
mov eax, r9d
add r8, rbp
not eax
shl r8, 5
mov edx, dword [r8 + rbx + 0x46b8]
mov ecx, edx
not ecx
xor ecx, eax
js 0x18008a14a
test edx, edx
jns 0x18008a118
test r9d, r9d
jns 0x18008a118
xor ecx, ecx
mov eax, 0x80000000
sub eax, r9d
cmp edx, eax
setge cl
jmp 0x18008a127
xor ecx, ecx
mov eax, 0x7fffffff
sub eax, r9d
cmp edx, eax
setle cl
test ecx, ecx
jne 0x18008a14a
mov edx, dword [0x18018bdb8]
mov rax, qword gs:[0x58]
mov rax, qword [rax + rdx*8]
lea rdx, str.bad_delta
jmp 0x180089f30
lea esi, [rdx + r9]
mov r11d, 1
mov dword [r8 + rbx + 0x46b8], esi
mov ecx, dword [rbx + 0x4840]
shl r11w, cl
movzx ecx, si
movzx edx, r11w
call fcn.1800891ec
test eax, eax
je 0x180089f16
movsx eax, si
movsx ecx, r11w
imul ecx, eax
mov word [r14], cx
jmp 0x18008a1d4
cmp dword [rbx + 0x4824], 1
jge 0x18008a19b
mov rcx, rbx
call fcn.180089904
mov eax, dword [rbx + 0x4824]
cmp eax, 1
jl 0x18008a1d4
mov edx, dword [rbx + 0x4820]
lea ecx, [rdx + rdx]
mov dword [rbx + 0x4820], ecx
lea ecx, [rax - 1]
mov dword [rbx + 0x4824], ecx
test edx, edx
jns 0x18008a1d4
mov ecx, dword [rbx + 0x4840]
mov edx, 1
shl dx, cl
add word [r14], dx
mov eax, 1
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x40]
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop r15
ret