Function at 0x140050300
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push rbx
push rbp
push rsi
push r12
push r13
push r15
sub rsp, 0x98
mov rax, qword [0x140088010]
xor rax, rsp
mov qword [rsp + 0x88], rax
mov rax, qword [rcx + 0xc0]
mov rbx, rcx
mov rcx, qword [rcx + 0xc8]
xor ebp, ebp
mov qword [rsp + 0x68], r8
mov qword [rsp + 0x48], rdx
cmp rax, rcx
jb 0x140050360
cmp dword [rbx + 0x30], ebp
je 0x140050382
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
mov rcx, qword [rbx + 0xc8]
movzx edx, byte [rax]
inc rax
movzx r8d, dl
mov dword [rsp + 0x5c], r8d
mov dword [rsp + 0x34], r8d
mov qword [rbx + 0xc0], rax
cmp rax, rcx
jae 0x14005038a
jmp 0x1400503a5
mov dword [rsp + 0x5c], ebp
mov dword [rsp + 0x34], ebp
cmp dword [rbx + 0x30], ebp
je 0x1400503ce
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
mov rcx, qword [rbx + 0xc8]
movzx esi, byte [rax]
inc rax
movzx edx, sil
mov dword [rsp + 0x58], edx
mov qword [rbx + 0xc0], rax
cmp rax, rcx
jae 0x1400503d5
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x1400503fa
xor sil, sil
mov dword [rsp + 0x58], ebp
cmp dword [rbx + 0x30], ebp
je 0x1400503f8
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x1400503fa
xor cl, cl
movzx eax, cl
mov rcx, rbx
mov dword [rsp + 0x3c], eax
call fcn.1400450b0
mov rcx, rbx
mov dword [rsp + 0x80], eax
call fcn.1400450b0
mov rcx, qword [rbx + 0xc0]
mov dword [rsp + 0x50], eax
cmp rcx, qword [rbx + 0xc8]
jae 0x14005043b
movzx edx, byte [rcx]
inc rcx
mov qword [rbx + 0xc0], rcx
jmp 0x140050460
cmp dword [rbx + 0x30], ebp
je 0x14005045e
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx edx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x140050460
xor dl, dl
mov qword [rsp + 0xe8], rdi
mov rcx, rbx
mov qword [rsp + 0x90], r14
movzx r15d, dl
call fcn.1400450b0
mov rcx, rbx
call fcn.1400450b0
mov rcx, rbx
call fcn.1400450b0
mov rcx, rbx
mov dword [rsp + 0x40], eax
call fcn.1400450b0
mov rcx, qword [rbx + 0xc8]
mov dword [rsp + 0x54], eax
mov rax, qword [rbx + 0xc0]
cmp rax, rcx
jb 0x1400504ca
cmp dword [rbx + 0x30], ebp
je 0x1400504f2
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
mov rcx, qword [rbx + 0xc8]
movzx edx, byte [rax]
inc rax
movzx r14d, dl
mov qword [rbx + 0xc0], rax
mov edi, r14d
cmp rax, rcx
jae 0x1400504f7
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x14005051c
mov r14d, ebp
mov edi, ebp
cmp dword [rbx + 0x30], ebp
je 0x14005051a
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x14005051c
xor cl, cl
mov r8d, dword [rsp + 0x54]
mov r12d, ebp
movzx eax, cl
mov r13d, 1
mov qword [rsp + 0x78], rbp
mov dword [rsp + 0x84], ebp
mov dword [rsp + 0x60], ebp
cmp r8d, 0x1000000
jg 0x140050cbf
mov r9d, dword [rsp + 0x40]
cmp r9d, 0x1000000
jg 0x140050cbf
mov edx, dword [rsp + 0x3c]
cmp edx, 8
mov dword [rsp + 0x38], ebp
lea ecx, [rdx - 8]
cmovb ecx, edx
shr eax, 5
and eax, r13d
mov edx, r13d
sub edx, eax
mov dword [rsp + 0x64], edx
cmp dword [rsp + 0x58], ebp
je 0x1400505a0
mov ecx, r15d
sub ecx, 8
je 0x1400505f9
sub ecx, 7
je 0x1400505ec
sub ecx, r13d
je 0x1400505ec
sub ecx, 8
je 0x1400505bc
cmp ecx, 8
jne 0x1400505c9
jmp 0x1400505bc
sub edi, 8
je 0x1400505f9
sub edi, 7
je 0x1400505ec
sub edi, r13d
je 0x1400505e1
sub edi, 8
je 0x1400505b9
cmp edi, 8
jne 0x1400505c9
mov r15d, r14d
shr r15d, 3
mov dword [rsp + 0x38], ebp
test r15d, r15d
jne 0x1400505fc
mov rax, qword gs:[0x58]
mov rcx, qword [rax]
lea rax, str.bad_format
jmp 0x140050cd2
cmp ecx, 3
jne 0x1400505ec
lea r15d, [rcx - 1]
jmp 0x1400505fc
mov r15d, 3
mov dword [rsp + 0x38], r13d
jmp 0x1400505fc
mov r15d, r13d
mov rax, qword [rsp + 0x48]
mov dword [rax], r9d
mov rax, qword [rsp + 0x68]
mov dword [rax], r8d
test r9d, r9d
js 0x140050cbf
test r8d, r8d
js 0x140050cbf
je 0x140050639
mov eax, 0x7fffffff
mov ecx, ebp
cdq
idiv r8d
cmp r9d, eax
setle cl
test ecx, ecx
je 0x140050cbf
mov ecx, r8d
imul ecx, r9d
mov dword [rsp + 0x68], ecx
test ecx, ecx
js 0x140050cbf
xor edx, edx
mov eax, 0x7fffffff
div r15d
mov edi, eax
cmp ecx, eax
jg 0x140050cbf
test r8d, r8d
je 0x140050677
mov eax, 0x7fffffff
cdq
idiv r8d
cmp r9d, eax
jg 0x140050caa
mov eax, r15d
imul eax, r8d
imul eax, r9d
movsxd rcx, eax
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov qword [rsp + 0x48], rax
mov rdx, rax
test rax, rax
je 0x140050caa
cmp dword [rsp + 0x5c], ebp
je 0x1400506e4
mov edx, dword [rsp + 0x34]
cmp qword [rbx + 0x10], rbp
je 0x1400506d5
mov ecx, dword [rbx + 0xc8]
sub ecx, dword [rbx + 0xc0]
cmp ecx, edx
jge 0x1400506d5
mov rax, qword [rbx + 0xc8]
sub edx, ecx
mov rcx, qword [rbx + 0x28]
mov qword [rbx + 0xc0], rax
call qword [rbx + 0x18]
jmp 0x1400506df
movsxd rax, edx
add qword [rbx + 0xc0], rax
mov rdx, qword [rsp + 0x48]
cmp dword [rsp + 0x58], ebp
jne 0x14005079e
mov ecx, dword [rsp + 0x3c]
mov edi, r14d
mov dword [rsp + 0x34], r14d
mov byte [rsp + 0x30], sil
cmp ecx, 8
jae 0x14005090c
mov eax, dword [rsp + 0x38]
mov dword [rsp + 0x34], r14d
mov byte [rsp + 0x30], sil
test eax, eax
jne 0x14005090c
mov r13d, dword [rsp + 0x54]
mov r12d, dword [rsp + 0x40]
test r13d, r13d
jle 0x140050c3f
mov ebp, r12d
mov edi, r13d
imul ebp, r15d
cmp dword [rsp + 0x64], eax
je 0x14005077c
mov eax, ebp
neg eax
movsxd r14, eax
lea eax, [r13 - 1]
imul eax, r15d
imul eax, r12d
movsxd rsi, eax
add rsi, rdx
nop word [rax + rax]
mov r8d, ebp
mov rdx, rsi
mov rcx, rbx
call fcn.140044f20
add rsi, r14
sub rdi, 1
jne 0x140050760
jmp 0x140050c3b
movsxd r14, ebp
mov rsi, rdx
mov r8d, ebp
mov rdx, rsi
mov rcx, rbx
call fcn.140044f20
add rsi, r14
sub rdi, 1
jne 0x140050782
jmp 0x140050c3b
cmp dword [rsp + 0x50], ebp
jne 0x1400507c5
mov rcx, rdx
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov rax, qword gs:[0x58]
mov rcx, qword [rax]
lea rax, str.bad_palette
jmp 0x140050cd2
movsxd rdx, dword [rsp + 0x80]
test edx, edx
je 0x140050819
jns 0x1400507e3
mov rax, qword [rbx + 0xc8]
mov qword [rbx + 0xc0], rax
jmp 0x140050819
cmp qword [rbx + 0x10], rbp
je 0x140050812
mov ecx, dword [rbx + 0xc8]
sub ecx, dword [rbx + 0xc0]
cmp ecx, edx
jge 0x140050812
mov rax, qword [rbx + 0xc8]
sub edx, ecx
mov rcx, qword [rbx + 0x28]
mov qword [rbx + 0xc0], rax
call qword [rbx + 0x18]
jmp 0x140050819
add qword [rbx + 0xc0], rdx
mov ecx, dword [rsp + 0x50]
test ecx, ecx
js 0x140050c9f
cmp ecx, edi
mov eax, ebp
setle al
test eax, eax
je 0x140050c9f
mov edi, r15d
imul edi, ecx
movsxd rcx, edi
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov qword [rsp + 0x78], rax
test rax, rax
je 0x140050c9f
mov dword [rsp + 0x34], r14d
mov byte [rsp + 0x30], sil
cmp dword [rsp + 0x38], ebp
je 0x140050967
mov ecx, dword [rsp + 0x50]
mov rdi, rax
test ecx, ecx
jle 0x140050905
mov byte [rsp + 0x30], sil
mov r12d, ecx
mov esi, r15d
mov dword [rsp + 0x34], r14d
mov rcx, rbx
call fcn.1400450b0
movzx r8d, ax
mov eax, r8d
shr eax, 0xa
and eax, 0x1f
imul ecx, eax, 0xff
mov eax, 0x84210843
imul ecx
add edx, ecx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, r8d
shr eax, 5
and r8d, 0x1f
and eax, 0x1f
mov byte [rdi], dl
imul ecx, eax, 0xff
mov eax, 0x84210843
imul ecx
add edx, ecx
imul ecx, r8d, 0xff
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, 0x84210843
mov byte [rdi + 1], dl
imul ecx
add edx, ecx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov byte [rdi + 2], dl
add rdi, rsi
sub r12, r13
jne 0x140050884
mov r12d, ebp
mov ecx, dword [rsp + 0x3c]
mov edi, r14d
mov eax, dword [rsp + 0x68]
mov esi, r15d
test eax, eax
jle 0x140050bb7
mov r14, qword [rsp + 0x48]
lea rdx, [rsp + 0x84]
sub r14, rdx
mov r9d, r15d
mov r8d, eax
mov qword [rsp + 0x70], rax
cmp ecx, 8
jb 0x1400509d8
test r12d, r12d
jne 0x1400509c9
mov rax, qword [rbx + 0xc0]
cmp rax, qword [rbx + 0xc8]
jae 0x14005098e
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x1400509b3
mov r8d, edi
mov rdx, rax
mov rcx, rbx
call fcn.140044f20
test eax, eax
jne 0x140050905
mov rcx, qword [rsp + 0x48]
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov rcx, qword [rsp + 0x78]
jmp 0x1400507a7
cmp dword [rbx + 0x30], ebp
je 0x1400509b1
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x1400509b3
xor cl, cl
movzx eax, cl
mov r12d, eax
and r12d, 0x7f
inc r12d
shr eax, 7
mov dword [rsp + 0x60], eax
jmp 0x1400509d8
cmp dword [rsp + 0x60], ebp
je 0x1400509d8
test r13d, r13d
je 0x140050b6e
cmp byte [rsp + 0x30], bpl
je 0x140050a70
cmp edi, 8
jne 0x140050a37
mov rax, qword [rbx + 0xc0]
cmp rax, qword [rbx + 0xc8]
jae 0x140050a0a
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
movzx eax, cl
jmp 0x140050a3f
cmp dword [rbx + 0x30], ebp
je 0x140050a30
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
movzx eax, cl
jmp 0x140050a3f
xor cl, cl
movzx eax, cl
jmp 0x140050a3f
mov rcx, rbx
call fcn.1400450b0
cmp eax, dword [rsp + 0x50]
cmovge eax, ebp
test r15d, r15d
je 0x140050b63
imul eax, r15d
lea rcx, [rsp + 0x84]
mov r8, rsi
movsxd rdx, eax
add rdx, qword [rsp + 0x78]
call sub.VCRUNTIME140.dll_memcpy
jmp 0x140050b63
cmp dword [rsp + 0x38], ebp
je 0x140050aff
mov rcx, rbx
call fcn.1400450b0
movzx r8d, ax
mov eax, r8d
shr eax, 0xa
and eax, 0x1f
imul ecx, eax, 0xff
mov eax, 0x84210843
imul ecx
add edx, ecx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, r8d
shr eax, 5
and r8d, 0x1f
and eax, 0x1f
mov byte [rsp + 0x84], dl
imul ecx, eax, 0xff
mov eax, 0x84210843
imul ecx
add edx, ecx
imul ecx, r8d, 0xff
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, 0x84210843
mov byte [rsp + 0x85], dl
imul ecx
add edx, ecx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov byte [rsp + 0x86], dl
jmp 0x140050b63
mov rdi, rbp
test r15d, r15d
je 0x140050b63
nop word [rax + rax]
mov rax, qword [rbx + 0xc0]
cmp rax, qword [rbx + 0xc8]
jae 0x140050b2f
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x140050b54
cmp dword [rbx + 0x30], ebp
je 0x140050b52
mov rcx, rbx
call fcn.140044ea0
mov rax, qword [rbx + 0xc0]
movzx ecx, byte [rax]
inc rax
mov qword [rbx + 0xc0], rax
jmp 0x140050b54
xor cl, cl
mov byte [rsp + rdi + 0x84], cl
inc rdi
cmp rdi, rsi
jl 0x140050b10
mov r8, qword [rsp + 0x70]
mov r13d, ebp
mov r9d, r15d
mov rdx, rbp
test r15d, r15d
je 0x140050b9a
nop word [rax + rax]
lea rcx, [rsp + 0x84]
add rcx, rdx
inc rdx
movzx eax, byte [rcx]
mov byte [rcx + r14], al
cmp rdx, rsi
jl 0x140050b80
mov edi, dword [rsp + 0x34]
dec r12d
mov ecx, dword [rsp + 0x3c]
add r14, r9
sub r8, 1
mov qword [rsp + 0x70], r8
jne 0x140050936
mov r13d, dword [rsp + 0x54]
mov r12d, dword [rsp + 0x40]
cmp dword [rsp + 0x64], ebp
je 0x140050c28
test r13d, r13d
jle 0x140050c28
mov rdi, qword [rsp + 0x48]
lea r10d, [r13 - 1]
imul r10d, r15d
mov r11d, r15d
imul r11d, r12d
mov ebx, ebp
imul r10d, r12d
mov r8d, r11d
test r11d, r11d
jle 0x140050c1a
movsxd rax, ebx
movsxd r9, r10d
sub r9, rax
lea rdx, [rdi + rax]
nop dword [rax + rax]
movzx eax, byte [rdx + r9]
dec r8d
movzx ecx, byte [rdx]
mov byte [rdx], al
mov byte [rdx + r9], cl
lea rdx, [rdx + 1]
test r8d, r8d
jg 0x140050c00
add ebx, r11d
sub r10d, r11d
add ebp, 2
cmp ebp, r13d
jl 0x140050be6
mov rax, qword [rsp + 0x78]
test rax, rax
je 0x140050c3b
mov rcx, rax
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov eax, dword [rsp + 0x38]
cmp r15d, 3
jb 0x140050c79
test eax, eax
mov rax, qword [rsp + 0x48]
jne 0x140050c7e
mov ecx, dword [rsp + 0x68]
mov r8, rax
test ecx, ecx
jle 0x140050c7e
mov r11d, r15d
mov r10d, ecx
nop
movzx ecx, byte [r8]
movzx eax, byte [r8 + 2]
mov byte [r8], al
mov byte [r8 + 2], cl
add r8, r11
sub r10, 1
jne 0x140050c60
mov rax, qword [rsp + 0x48]
cmp r15d, 4
je 0x140050cdd
mov r9d, r12d
mov dword [rsp + 0x20], r13d
mov r8d, 4
mov edx, r15d
mov rcx, rax
call fcn.140045170
jmp 0x140050cdd
mov rcx, qword [rsp + 0x48]
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov rax, qword gs:[0x58]
mov rcx, qword [rax]
lea rax, str.outofmem
jmp 0x140050cd2
mov rax, qword gs:[0x58]
mov rcx, qword [rax]
lea rax, str.too_large
mov edx, 0x28
mov qword [rdx + rcx], rax
xor eax, eax
mov r14, qword [rsp + 0x90]
mov rdi, qword [rsp + 0xe8]
mov rcx, qword [rsp + 0x88]
xor rcx, rsp
call fcn.1400708c0
add rsp, 0x98
pop r15
pop r13
pop r12
pop rsi
pop rbp
pop rbx
ret