Function at 0x18004c0c0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov r11, rsp
push rsi
push r12
push r15
sub rsp, 0x1a0
mov rax, qword [0x18007b780]
xor rax, rsp
mov qword [rsp + 0x160], rax
mov rax, qword [rcx]
xor r12d, r12d
mov r15d, dword [rsp + 0x1e0]
mov rsi, rcx
mov qword [rsp + 0x90], r9
mov qword [rsp + 0x88], r8
mov dword [rax + 8], r12d
mov qword [rsp + 0x80], rdx
mov qword [rsp + 0x78], rcx
cmp r15d, 4
ja 0x18004cb12
mov qword [r11 - 0x20], rbx
mov qword [r11 - 0x38], r13
call fcn.180050b40
test eax, eax
jne 0x18004c195
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x18004c338
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004c15a
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 0x18004c171
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 0x18004c184
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 0x18004c145
xor eax, eax
jmp 0x18004ca58
mov ecx, 3
lea r13d, [rcx - 2]
test r15d, r15d
jne 0x18004c1b8
mov rax, qword [rsi]
mov r15d, r13d
cmp dword [rax + 8], ecx
cmovge r15d, ecx
mov dword [rsp + 0x1e0], r15d
mov rax, qword [rsi]
movsxd rcx, dword [rax + 8]
cmp ecx, 3
jne 0x18004c1e8
cmp dword [rsi + 0x4850], ecx
je 0x18004c1de
cmp dword [rsi + 0x484c], r12d
jne 0x18004c1e8
cmp dword [rsi + 0x4848], r12d
jne 0x18004c1e8
mov eax, r13d
mov qword [rsp + 0x40], r13
jmp 0x18004c1f9
mov qword [rsp + 0x40], r12
mov eax, r12d
cmp ecx, 3
jne 0x18004c2dc
cmp r15d, 3
jge 0x18004c2dc
test eax, eax
jne 0x18004c2dc
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 0x18004c390
mov rbp, r12
lea rbx, [rsp + 0xbc]
lea rdi, [rsi + 0x46a4]
nop word [rax + rax]
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 0x18004c4b1
mov eax, dword [rsi + 0x4688]
cdq
mov dword [rbx + 0xc], r12d
idiv dword [rdi]
mov r9d, eax
mov dword [rbx - 4], eax
mov eax, dword [rsi + 0x468c]
cdq
idiv dword [rdi + 4]
xor edx, edx
mov ecx, eax
mov dword [rbx], eax
sar ecx, 1
mov r8d, eax
mov dword [rbx + 8], ecx
mov rcx, qword [rsi]
mov eax, dword [rcx]
mov rcx, qword [rdi + 0x2c]
dec eax
add eax, r9d
mov qword [rbx - 0xc], rcx
div r9d
mov qword [rbx - 0x14], rcx
mov dword [rbx + 4], eax
cmp r9d, r13d
jne 0x18004c34e
cmp r8d, r13d
jne 0x18004c33f
lea rax, [0x18004cb40]
jmp 0x18004c378
test ecx, ecx
jg 0x18004c20e
mov rbx, rcx
xor eax, eax
jmp 0x18004ca58
xor eax, eax
jmp 0x18004ca58
cmp r8d, 2
jne 0x18004c371
lea rax, [0x18005b970]
jmp 0x18004c378
cmp r9d, 2
jne 0x18004c371
cmp r8d, r13d
jne 0x18004c362
lea rax, [0x18005b5c0]
jmp 0x18004c378
cmp r8d, 2
jne 0x18004c371
mov rax, qword [rsi + 0x4880]
jmp 0x18004c378
lea rax, [0x18005b580]
mov qword [rbx - 0x1c], rax
inc rbp
add rbx, 0x30
add rdi, 0x60
cmp rbp, r14
jl 0x18004c260
mov rax, qword [rsi]
mov r8d, dword [rax + 4]
mov ecx, dword [rax]
test r15d, r15d
js 0x18004ca85
test ecx, ecx
js 0x18004ca85
je 0x18004c3bd
mov eax, 0x7fffffff
cdq
idiv ecx
cmp r15d, eax
jg 0x18004ca85
mov r9d, ecx
imul r9d, r15d
test r9d, r9d
js 0x18004ca85
test r8d, r8d
js 0x18004ca85
je 0x18004c3ea
mov eax, 0x7fffffff
cdq
idiv r8d
cmp r9d, eax
jg 0x18004ca85
mov eax, ecx
imul eax, r8d
imul eax, r15d
cmp eax, 0x7ffffffe
jg 0x18004ca85
imul ecx, r8d
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 0x18004ca8a
xor eax, eax
mov dword [rsp + 0x30], eax
cmp dword [rcx + 4], eax
jbe 0x18004c9a3
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 dword [rax]
imul eax, dword [rcx]
imul eax, r15d
xor r15d, r15d
mov ebx, eax
add rbx, r12
mov qword [rsp + 0x70], rbx
cmp qword [rsp + 0x48], r15
jbe 0x18004c59d
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 0x18004c515
mov r8, qword [r12]
mov rdx, r14
jmp 0x18004c51b
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x18004cae8
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004c4dd
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 0x18004c4f4
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 0x18004c507
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 0x18004c4c8
jmp 0x18004cae8
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 0x18004c561
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 0x18004c561
movsxd rax, dword [rbp + 4]
add rax, rcx
mov qword [r14], rax
inc r15
add rdi, 0x30
add rbp, 0x60
cmp r15, rbx
jl 0x18004c490
mov r13, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x60]
mov r14, qword [rsp + 0x58]
mov rdi, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x70]
mov qword [rsp + 0x38], rsi
mov r12, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x78]
movsxd r15, dword [rsp + 0x1e0]
mov rax, qword [rsi]
cmp r15d, 3
jl 0x18004c781
mov ecx, dword [rax + 8]
cmp ecx, 3
jne 0x18004c61c
cmp qword [rsp + 0x40], 0
je 0x18004c5fa
xor edx, edx
cmp dword [rax], edx
jbe 0x18004c987
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 0x18004c5d0
jmp 0x18004c987
mov eax, dword [rax]
mov r9, rbp
mov dword [rsp + 0x28], r15d
mov r8, r14
mov rdx, rdi
mov dword [rsp + 0x20], eax
mov rcx, rbx
call qword [rsi + 0x4878]
jmp 0x18004c987
cmp ecx, 4
jne 0x18004c751
mov ecx, dword [rsi + 0x484c]
test ecx, ecx
jne 0x18004c6a6
xor r9d, r9d
cmp dword [rax], r9d
jbe 0x18004c987
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 0x18004c640
jmp 0x18004c987
mov edx, dword [rax]
cmp ecx, 2
mov rax, qword [rsi + 0x4878]
mov r9, rbp
mov dword [rsp + 0x28], r15d
mov r8, r14
mov dword [rsp + 0x20], edx
mov rcx, rbx
mov rdx, rdi
jne 0x18004c74a
call rax
mov rax, qword [rsi]
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x18004c987
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 0x18004c6e0
jmp 0x18004c987
call rax
jmp 0x18004c987
xor edx, edx
cmp dword [rax], edx
jbe 0x18004c987
nop dword [rax + 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 0x18004c760
jmp 0x18004c987
cmp qword [rsp + 0x40], 0
je 0x18004c832
mov ecx, dword [rax]
xor r9d, r9d
cmp r15d, 1
jne 0x18004c7de
test ecx, ecx
je 0x18004c987
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 0x18004c7a0
jmp 0x18004c987
test ecx, ecx
je 0x18004c987
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 0x18004c7f0
jmp 0x18004c987
cmp dword [rax + 8], 4
jne 0x18004c935
mov ecx, dword [rsi + 0x484c]
test ecx, ecx
jne 0x18004c8e1
xor r10d, r10d
cmp dword [rax], r10d
jbe 0x18004c987
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 0x18004c860
jmp 0x18004c987
cmp ecx, 2
jne 0x18004c935
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x18004c987
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 0x18004c900
jmp 0x18004c987
mov ecx, dword [rax]
xor edx, edx
cmp r15d, 1
jne 0x18004c962
test ecx, ecx
je 0x18004c987
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 0x18004c950
jmp 0x18004c987
test ecx, ecx
je 0x18004c987
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 0x18004c970
mov eax, dword [rsp + 0x30]
mov rcx, qword [rsi]
inc eax
mov dword [rsp + 0x30], eax
cmp eax, dword [rcx + 4]
jb 0x18004c450
mov r13d, 1
movsxd rdi, dword [rcx + 8]
test rdi, rdi
jle 0x18004c9fe
lea rbx, [rsi + 0x46d8]
xor ebp, ebp
mov rcx, qword [rbx]
test rcx, rcx
je 0x18004c9ca
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 0x18004c9e1
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 0x18004c9f4
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 0x18004c9b5
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 0x18004ca3d
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.180062740
add rsp, 0x1a0
pop r15
pop r12
pop rsi
ret
mov rcx, qword [rsi]
jmp 0x18004ca8d
xor r12d, r12d
movsxd rbx, dword [rcx + 8]
test rbx, rbx
jle 0x18004cae8
add rsi, 0x46d8
nop dword [rax]
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004cab5
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 0x18004cacc
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 0x18004cadf
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 0x18004caa0
mov edx, dword [0x18007c218]
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 0x18004ca40
mov edx, dword [0x18007c218]
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 0x18004ca68