Function at 0x1800b5360
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push rbx
push rbp
push rsi
push r13
push r15
sub rsp, 0x20
mov r15d, dword [rsp + 0x70]
mov ebx, r9d
mov esi, r8d
mov r13d, edx
mov rbp, rcx
cmp r8d, edx
jne 0x1800b5391
mov rax, rcx
add rsp, 0x20
pop r15
pop r13
pop rsi
pop rbp
pop rbx
ret
lea eax, [r8 - 1]
mov qword [rsp + 0x58], r12
cmp eax, 3
jbe 0x1800b53c0
mov r8d, 0x6e1
lea rdx, str.D:ProjetsTZTZStb_std_image.h
lea rcx, [0x1801cdaf0]
call fcn.18016e2a0
test esi, esi
js 0x1800b57e5
test ebx, ebx
js 0x1800b57e5
je 0x1800b53db
xor edx, edx
mov eax, 0x7fffffff
div ebx
cmp esi, eax
jg 0x1800b57e5
mov ecx, esi
imul ecx, ebx
test ecx, ecx
js 0x1800b57e5
test r15d, r15d
js 0x1800b57e5
je 0x1800b5405
xor edx, edx
mov eax, 0x7fffffff
div r15d
cmp ecx, eax
jg 0x1800b57e5
imul ecx, r15d
movsxd rcx, ecx
call fcn.18016cf84
mov r12, rax
test rax, rax
je 0x1800b57e5
mov qword [rsp + 0x50], rdi
xor edi, edi
mov qword [rsp + 0x60], r14
test r15d, r15d
jle 0x1800b576f
lea r14d, [r13*8 - 0xa]
add r14d, esi
lea r11d, [rbx - 1]
lea r8, [0x180000000]
nop dword [rax + rax]
mov r9d, edi
mov eax, edi
imul r9d, r13d
imul eax, esi
imul r9d, ebx
imul eax, ebx
add r9, rbp
add rax, r12
cmp r14d, 0x19
ja case.0x1800b5481.3
movsxd rcx, r14d
mov edx, dword [r8 + rcx*4 + 0xb5824]
add rdx, r8
jmp rdx
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b5490
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b54c0
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b54f0
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
nop
sub edx, 1
movzx ecx, byte [r9]
mov byte [rax], cl
lea rax, [rax + 1]
lea r9, [r9 + 2]
jns 0x1800b5520
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b5550
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b5580
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b55b2
jmp 0x1800b5764
mov r10d, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b55f0
lea r8, [0x180000000]
jmp 0x1800b5764
mov r10d, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b5640
lea r8, [0x180000000]
jmp 0x1800b5764
mov r10d, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b56a0
lea r8, [0x180000000]
jmp 0x1800b5764
mov r10d, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b56f0
lea r8, [0x180000000]
jmp 0x1800b5764
mov edx, r11d
test r11d, r11d
js 0x1800b5764
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 0x1800b5741
inc edi
cmp edi, r15d
jl 0x1800b5450
mov rcx, rbp
call fcn.180168e34
mov rax, r12
mov r14, qword [rsp + 0x60]
mov rdi, qword [rsp + 0x50]
mov r12, qword [rsp + 0x58]
add rsp, 0x20
pop r15
pop r13
pop rsi
pop rbp
pop rbx
ret
mov r8d, 0x6fe
lea rdx, str.D:ProjetsTZTZStb_std_image.h
lea rcx, [0x1801cdaec]
call fcn.18016e2a0
mov rcx, rbp
call fcn.180168e34
mov rcx, r12
call fcn.180168e34
mov edx, dword [0x1805e2604]
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 0x1800b577a
mov rcx, rbp
call fcn.180168e34
mov edx, dword [0x1805e2604]
mov rax, qword gs:[0x58]
mov r12, qword [rsp + 0x58]
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 r15
pop r13
pop rsi
pop rbp
pop rbx
ret