Function at 0x18004c940
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov r11, rsp
push rsi
push r13
push r15
sub rsp, 0x1a0
mov rax, qword [0x180280f80]
xor rax, rsp
mov qword [rsp + 0x160], rax
mov rax, qword [rcx]
xor r13d, r13d
mov r15d, dword [rsp + 0x1e0]
mov rsi, rcx
mov qword [rsp + 0x70], r9
mov qword [rsp + 0x68], r8
mov dword [rax + 8], r13d
mov qword [rsp + 0x60], rdx
mov qword [rsp + 0x58], rcx
cmp r15d, 4
ja 0x18004d3a6
mov qword [r11 - 0x20], rbx
mov qword [r11 - 0x38], r12
call fcn.1800514a0
test eax, eax
jne 0x18004ca10
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x18004cbb8
add rsi, 0x46d8
nop dword [rax]
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004c9d5
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r13
mov qword [rsi - 8], r13
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x18004c9ec
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r13
mov qword [rsi + 0x18], r13
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x18004c9ff
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r13
add rsi, 0x60
sub rbx, 1
jne 0x18004c9c0
xor eax, eax
jmp 0x18004d2ef
mov ecx, 3
lea r12d, [rcx - 2]
test r15d, r15d
jne 0x18004ca33
mov rax, qword [rsi]
mov r15d, r12d
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 0x18004ca63
cmp dword [rsi + 0x4850], ecx
je 0x18004ca59
cmp dword [rsi + 0x484c], r13d
jne 0x18004ca63
cmp dword [rsi + 0x4848], r13d
jne 0x18004ca63
mov eax, r12d
mov qword [rsp + 0x40], r12
jmp 0x18004ca74
mov qword [rsp + 0x40], r13
mov eax, r13d
cmp ecx, 3
jne 0x18004cb5c
cmp r15d, 3
jge 0x18004cb5c
test eax, eax
jne 0x18004cb5c
mov ecx, r12d
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 + 0x78], xmm0
movdqu xmmword [rsp + 0x88], xmm1
test ecx, ecx
je 0x18004cc10
mov rbp, r13
lea rbx, [rsp + 0xbc]
lea rdi, [rsi + 0x46a4]
nop dword [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 0x18004cd41
mov eax, dword [rsi + 0x4688]
cdq
mov dword [rbx + 0xc], r13d
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, r12d
jne 0x18004cbce
cmp r8d, r12d
jne 0x18004cbbf
lea rax, [0x18004d4c0]
jmp 0x18004cbf8
test ecx, ecx
jg 0x18004ca89
mov rbx, rcx
xor eax, eax
jmp 0x18004d2ef
xor eax, eax
jmp 0x18004d2ef
cmp r8d, 2
jne 0x18004cbf1
lea rax, [0x18005be90]
jmp 0x18004cbf8
cmp r9d, 2
jne 0x18004cbf1
cmp r8d, r12d
jne 0x18004cbe2
lea rax, [0x18005bae0]
jmp 0x18004cbf8
cmp r8d, 2
jne 0x18004cbf1
mov rax, qword [rsi + 0x4880]
jmp 0x18004cbf8
lea rax, [0x18005baa0]
mov qword [rbx - 0x1c], rax
inc rbp
add rbx, 0x30
add rdi, 0x60
cmp rbp, r14
jl 0x18004cae0
mov rax, qword [rsi]
mov r8d, dword [rax + 4]
mov ecx, dword [rax]
test r15d, r15d
js 0x18004d31c
test ecx, ecx
js 0x18004d31c
je 0x18004cc3d
mov eax, 0x7fffffff
cdq
idiv ecx
cmp r15d, eax
jg 0x18004d31c
mov r9d, ecx
imul r9d, r15d
test r9d, r9d
js 0x18004d31c
test r8d, r8d
js 0x18004d31c
je 0x18004cc6a
mov eax, 0x7fffffff
cdq
idiv r8d
cmp r9d, eax
jg 0x18004d31c
mov eax, ecx
imul eax, r8d
imul eax, r15d
cmp eax, 0x7ffffffe
jg 0x18004d31c
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 r13, rax
test rax, rax
je 0x18004d321
xor eax, eax
mov dword [rsp + 0x30], eax
cmp dword [rcx + 4], eax
jbe 0x18004d243
mov r12, qword [rsp + 0x90]
mov rbp, qword [rsp + 0x88]
mov r14, qword [rsp + 0x80]
mov rdi, qword [rsp + 0x78]
mov qword [rsp + 0x38], r13
nop dword [rax]
nop word [rax + rax]
imul eax, dword [rcx]
imul eax, r15d
xor r15d, r15d
mov ebx, eax
add rbx, r13
mov qword [rsp + 0x50], rbx
cmp qword [rsp + 0x48], r15
jbe 0x18004ce36
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 0x18004cda5
mov r8, qword [r12]
mov rdx, r14
jmp 0x18004cdab
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x18004d37c
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004cd6d
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r13
mov qword [rsi - 8], r13
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x18004cd84
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r13
mov qword [rsi + 0x18], r13
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x18004cd97
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r13
add rsi, 0x60
sub rbx, r12
jne 0x18004cd58
jmp 0x18004d37c
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 + 0x78], rax
mov eax, dword [rdi]
inc eax
mov dword [rdi], eax
cmp eax, dword [rdi - 8]
jl 0x18004cdf1
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 0x18004cdf1
movsxd rax, dword [rbp + 4]
add rax, rcx
mov qword [r14], rax
inc r15
add rdi, 0x30
add rbp, 0x60
cmp r15, rbx
jl 0x18004cd20
mov r12, qword [rsp + 0x90]
mov rbp, qword [rsp + 0x88]
mov r14, qword [rsp + 0x80]
mov rdi, qword [rsp + 0x78]
mov rbx, qword [rsp + 0x50]
mov qword [rsp + 0x38], rsi
mov r13, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x58]
movsxd r15, dword [rsp + 0x1e0]
mov rax, qword [rsi]
cmp r15d, 3
jl 0x18004d021
mov ecx, dword [rax + 8]
cmp ecx, 3
jne 0x18004cebc
cmp qword [rsp + 0x40], 0
je 0x18004ce9a
xor edx, edx
cmp dword [rax], edx
jbe 0x18004d227
nop word [rax + 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 0x18004ce70
jmp 0x18004d227
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 0x18004d227
cmp ecx, 4
jne 0x18004cff1
mov ecx, dword [rsi + 0x484c]
test ecx, ecx
jne 0x18004cf46
xor r9d, r9d
cmp dword [rax], r9d
jbe 0x18004d227
nop dword [rax + rax]
movzx r8d, byte [r9 + r12]
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 0x18004cee0
jmp 0x18004d227
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 0x18004cfea
call rax
mov rax, qword [rsi]
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x18004d227
nop
movzx edx, byte [r8 + r12]
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 0x18004cf80
jmp 0x18004d227
call rax
jmp 0x18004d227
xor edx, edx
cmp dword [rax], edx
jbe 0x18004d227
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 0x18004d000
jmp 0x18004d227
cmp qword [rsp + 0x40], 0
je 0x18004d0d2
mov ecx, dword [rax]
xor r9d, r9d
cmp r15d, 1
jne 0x18004d07e
test ecx, ecx
je 0x18004d227
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 0x18004d040
jmp 0x18004d227
test ecx, ecx
je 0x18004d227
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 0x18004d090
jmp 0x18004d227
cmp dword [rax + 8], 4
jne 0x18004d1d5
mov ecx, dword [rsi + 0x484c]
test ecx, ecx
jne 0x18004d181
xor r10d, r10d
cmp dword [rax], r10d
jbe 0x18004d227
nop word [rax + rax]
movzx ecx, byte [r10 + r12]
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 0x18004d100
jmp 0x18004d227
cmp ecx, 2
jne 0x18004d1d5
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x18004d227
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [r8 + rdi]
not al
movzx edx, al
movzx eax, byte [r8 + r12]
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 0x18004d1a0
jmp 0x18004d227
mov ecx, dword [rax]
xor edx, edx
cmp r15d, 1
jne 0x18004d202
test ecx, ecx
je 0x18004d227
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 0x18004d1f0
jmp 0x18004d227
test ecx, ecx
je 0x18004d227
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 0x18004d210
mov eax, dword [rsp + 0x30]
mov rcx, qword [rsi]
inc eax
mov dword [rsp + 0x30], eax
cmp eax, dword [rcx + 4]
jb 0x18004cce0
mov r12d, 1
movsxd rdi, dword [rcx + 8]
test rdi, rdi
jle 0x18004d29e
lea rbx, [rsi + 0x46d8]
xor ebp, ebp
mov rcx, qword [rbx]
test rcx, rcx
je 0x18004d26a
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 0x18004d281
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 0x18004d294
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 0x18004d255
mov rax, qword [rsi]
mov ecx, dword [rax]
mov rax, qword [rsp + 0x60]
mov dword [rax], ecx
mov rcx, qword [rsi]
mov rax, qword [rsp + 0x68]
mov edx, dword [rcx + 4]
mov dword [rax], edx
mov rax, qword [rsp + 0x70]
test rax, rax
je 0x18004d2d4
mov rcx, qword [rsi]
cmp dword [rcx + 8], 3
mov ecx, 3
cmovge r12d, ecx
mov dword [rax], r12d
mov rax, r13
mov rbp, qword [rsp + 0x190]
mov rdi, qword [rsp + 0x188]
mov r14, qword [rsp + 0x178]
mov rbx, qword [rsp + 0x198]
mov r12, qword [rsp + 0x180]
mov rcx, qword [rsp + 0x160]
xor rcx, rsp
call fcn.1800d8800
add rsp, 0x1a0
pop r15
pop r13
pop rsi
ret
mov rcx, qword [rsi]
jmp 0x18004d324
xor r13d, r13d
movsxd rbx, dword [rcx + 8]
test rbx, rbx
jle 0x18004d37c
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x18004d349
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi], r13
mov qword [rsi - 8], r13
mov rcx, qword [rsi + 8]
test rcx, rcx
je 0x18004d360
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 8], r13
mov qword [rsi + 0x18], r13
mov rcx, qword [rsi + 0x10]
test rcx, rcx
je 0x18004d373
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov qword [rsi + 0x10], r13
add rsi, 0x60
sub rbx, r12
jne 0x18004d334
mov edx, dword [0x18028d760]
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 0x18004d2d7
mov edx, dword [0x18028d760]
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 0x18004d2ff