Function at 0x1800b7c10
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov r11, rsp
push rsi
push r12
push r15
sub rsp, 0x1a0
mov rax, qword [0x1802e13c8]
xor rax, rsp
mov qword [rsp + 0x160], rax
mov r15d, dword [rsp + 0x1e0]
xor r12d, r12d
mov rax, qword [rcx]
mov rsi, rcx
mov qword [rsp + 0x70], r9
mov qword [rsp + 0x68], r8
mov qword [rsp + 0x60], rdx
mov dword [rax + 8], r12d
mov qword [rsp + 0x50], rcx
mov dword [rsp + 0x30], r15d
cmp r15d, 4
ja 0x1800b8656
mov qword [r11 - 0x20], rbx
mov qword [r11 - 0x38], r13
call fcn.1800bc6e0
test eax, eax
jne 0x1800b7ce1
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x1800b7e88
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x1800b7ca6
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 0x1800b7cbd
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 0x1800b7cd0
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 0x1800b7c91
xor eax, eax
jmp 0x1800b859f
mov ecx, 3
lea r13d, [rcx - 2]
test r15d, r15d
jne 0x1800b7d01
mov rax, qword [rsi]
mov r15d, r13d
cmp dword [rax + 8], ecx
cmovge r15d, ecx
mov dword [rsp + 0x30], r15d
mov rax, qword [rsi]
movsxd rcx, dword [rax + 8]
cmp ecx, 3
jne 0x1800b7d31
cmp dword [rsi + 0x4850], ecx
je 0x1800b7d27
cmp dword [rsi + 0x484c], r12d
jne 0x1800b7d31
cmp dword [rsi + 0x4848], r12d
jne 0x1800b7d31
mov eax, r13d
mov qword [rsp + 0x40], r13
jmp 0x1800b7d42
mov qword [rsp + 0x40], r12
mov eax, r12d
cmp ecx, 3
jne 0x1800b7e2c
cmp r15d, 3
jge 0x1800b7e2c
test eax, eax
jne 0x1800b7e2c
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 + 0x78], xmm0
movdqu xmmword [rsp + 0x88], xmm1
test ecx, ecx
je 0x1800b7ee0
mov rbp, r12
lea rbx, [rsp + 0xb8]
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 0x1800b8001
mov eax, dword [rsi + 0x4688]
cdq
mov dword [rbx + 0x10], r12d
idiv dword [rdi]
mov r9d, eax
mov dword [rbx], eax
mov eax, dword [rsi + 0x468c]
cdq
idiv dword [rdi + 4]
xor edx, edx
mov ecx, eax
mov dword [rbx + 4], eax
sar ecx, 1
mov r8d, eax
mov dword [rbx + 0xc], ecx
mov rcx, qword [rsi]
mov eax, dword [rcx]
mov rcx, qword [rdi + 0x2c]
dec eax
add eax, r9d
mov qword [rbx - 8], rcx
div r9d
mov qword [rbx - 0x10], rcx
mov dword [rbx + 8], eax
cmp r9d, r13d
jne 0x1800b7e9e
cmp r8d, r13d
jne 0x1800b7e8f
lea rax, [0x1800b8680]
jmp 0x1800b7ec8
test ecx, ecx
jg 0x1800b7d57
mov rbx, rcx
xor eax, eax
jmp 0x1800b859f
xor eax, eax
jmp 0x1800b859f
cmp r8d, 2
jne 0x1800b7ec1
lea rax, [0x1800c7560]
jmp 0x1800b7ec8
cmp r9d, 2
jne 0x1800b7ec1
cmp r8d, r13d
jne 0x1800b7eb2
lea rax, [0x1800c71b0]
jmp 0x1800b7ec8
cmp r8d, 2
jne 0x1800b7ec1
mov rax, qword [rsi + 0x4880]
jmp 0x1800b7ec8
lea rax, [0x1800c7170]
mov qword [rbx - 0x18], rax
inc rbp
add rbx, 0x30
add rdi, 0x60
cmp rbp, r14
jl 0x1800b7db0
mov rax, qword [rsi]
mov r8d, dword [rax + 4]
mov ecx, dword [rax]
test r15d, r15d
js 0x1800b85cc
test ecx, ecx
js 0x1800b85cc
je 0x1800b7f0d
mov eax, 0x7fffffff
cdq
idiv ecx
cmp r15d, eax
jg 0x1800b85cc
mov r9d, ecx
imul r9d, r15d
test r9d, r9d
js 0x1800b85cc
test r8d, r8d
js 0x1800b85cc
je 0x1800b7f3a
mov eax, 0x7fffffff
cdq
idiv r8d
cmp r9d, eax
jg 0x1800b85cc
imul ecx, r8d
mov eax, ecx
imul eax, r15d
cmp eax, 0x7ffffffe
jg 0x1800b85cc
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 0x1800b85d1
xor eax, eax
mov dword [rsp + 0x34], eax
cmp dword [rcx + 4], eax
jbe 0x1800b84f3
mov r13, qword [rsp + 0x90]
mov rbp, qword [rsp + 0x88]
mov r14, qword [rsp + 0x80]
mov rdi, qword [rsp + 0x78]
mov qword [rsp + 0x38], r12
nop
imul eax, dword [rcx]
imul eax, r15d
xor r15d, r15d
mov ebx, eax
add rbx, r12
mov qword [rsp + 0x58], rbx
cmp qword [rsp + 0x48], r15
jbe 0x1800b80f9
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 0x1800b8065
mov r8, qword [r12]
mov rdx, r14
jmp 0x1800b806b
mov rax, qword [rsi]
movsxd rbx, dword [rax + 8]
test rbx, rbx
jle 0x1800b862c
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x1800b802d
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 0x1800b8044
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 0x1800b8057
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 0x1800b8018
jmp 0x1800b862c
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 0x1800b80b1
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 0x1800b80b1
movsxd rax, dword [rbp + 4]
add rax, rcx
mov qword [r14], rax
inc r15
add rdi, 0x30
add rbp, 0x60
cmp r15, rbx
jl 0x1800b7fe0
mov r13, qword [rsp + 0x90]
mov rbp, qword [rsp + 0x88]
mov r14, qword [rsp + 0x80]
mov rdi, qword [rsp + 0x78]
mov rbx, qword [rsp + 0x58]
mov qword [rsp + 0x38], rsi
mov rsi, qword [rsp + 0x50]
mov r12, qword [rsp + 0x38]
mov rcx, qword [rsi]
movsxd r15, dword [rsp + 0x30]
cmp r15d, 3
jl 0x1800b82d1
mov eax, dword [rcx + 8]
cmp eax, 3
jne 0x1800b816e
cmp qword [rsp + 0x40], 0
je 0x1800b814c
xor edx, edx
cmp dword [rcx], edx
jbe 0x1800b84d7
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 0x1800b8122
jmp 0x1800b84d7
mov eax, dword [rcx]
mov r9, rbp
mov rcx, rbx
mov dword [rsp + 0x28], r15d
mov r8, r14
mov dword [rsp + 0x20], eax
mov rdx, rdi
call qword [rsi + 0x4878]
jmp 0x1800b84d7
cmp eax, 4
jne 0x1800b82a2
mov eax, dword [rsi + 0x484c]
test eax, eax
jne 0x1800b81f6
xor r9d, r9d
cmp dword [rcx], r9d
jbe 0x1800b84d7
nop dword [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 0x1800b8190
jmp 0x1800b84d7
mov edx, dword [rcx]
mov r9, rbp
mov r10, qword [rsi + 0x4878]
mov r8, r14
mov dword [rsp + 0x28], r15d
mov rcx, rbx
mov dword [rsp + 0x20], edx
mov rdx, rdi
cmp eax, 2
jne 0x1800b829a
call r10
mov rax, qword [rsi]
xor r8d, r8d
cmp dword [rax], r8d
jbe 0x1800b84d7
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 0x1800b8230
jmp 0x1800b84d7
call r10
jmp 0x1800b84d7
xor edx, edx
cmp dword [rcx], edx
jbe 0x1800b84d7
nop dword [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 0x1800b82b0
jmp 0x1800b84d7
cmp qword [rsp + 0x40], 0
je 0x1800b8382
mov eax, dword [rcx]
xor r9d, r9d
cmp r15d, 1
jne 0x1800b832e
test eax, eax
je 0x1800b84d7
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 0x1800b82f0
jmp 0x1800b84d7
test eax, eax
je 0x1800b84d7
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 0x1800b8340
jmp 0x1800b84d7
cmp dword [rcx + 8], 4
jne 0x1800b8485
mov eax, dword [rsi + 0x484c]
test eax, eax
jne 0x1800b8431
xor r10d, r10d
cmp dword [rcx], r10d
jbe 0x1800b84d7
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 0x1800b83b0
jmp 0x1800b84d7
cmp eax, 2
jne 0x1800b8485
xor r8d, r8d
cmp dword [rcx], r8d
jbe 0x1800b84d7
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 0x1800b8450
jmp 0x1800b84d7
mov eax, dword [rcx]
xor edx, edx
cmp r15d, 1
jne 0x1800b84b2
test eax, eax
je 0x1800b84d7
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 0x1800b84a0
jmp 0x1800b84d7
test eax, eax
je 0x1800b84d7
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 0x1800b84c0
mov eax, dword [rsp + 0x34]
mov rcx, qword [rsi]
inc eax
mov dword [rsp + 0x34], eax
cmp eax, dword [rcx + 4]
jb 0x1800b7fa0
mov r13d, 1
movsxd rdi, dword [rcx + 8]
test rdi, rdi
jle 0x1800b854e
lea rbx, [rsi + 0x46d8]
xor ebp, ebp
mov rcx, qword [rbx]
test rcx, rcx
je 0x1800b851a
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 0x1800b8531
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 0x1800b8544
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 0x1800b8505
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 0x1800b8584
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.1801589e0
add rsp, 0x1a0
pop r15
pop r12
pop rsi
ret
mov rcx, qword [rsi]
jmp 0x1800b85d4
xor r12d, r12d
movsxd rbx, dword [rcx + 8]
test rbx, rbx
jle 0x1800b862c
add rsi, 0x46d8
mov rcx, qword [rsi]
test rcx, rcx
je 0x1800b85f9
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 0x1800b8610
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 0x1800b8623
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 0x1800b85e4
mov edx, dword [0x1802e4b20]
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 0x1800b8587
mov edx, dword [0x1802e4b20]
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 0x1800b85af