Function at 0x428e10
Capabilities:
Create process on windows
Extract resource via kernel32 functions
Get common file path
Schedule task via schtasks
Write and execute a file
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x45ede5
mov eax, dword fs:[0]
push eax
sub esp, 0x8a4
mov eax, dword [0x488250]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
lea eax, [ebp - 0x870]
push eax
call fcn.00411350
add esp, 4
xor eax, eax
mov dword [ebp - 4], 0
mov dword [ebp - 0x814], 7
mov dword [ebp - 0x818], 0
mov word [ebp - 0x828], ax
mov byte [ebp - 4], 1
cmp byte [ebp + 8], al
je 0x429344
mov eax, dword fs:[0x2c]
mov ecx, dword [0x4930e4]
mov ecx, dword [eax + ecx*4]
mov eax, dword [0x48c1e0]
cmp eax, dword [ecx + 4]
jle 0x428ec7
push 0x48c1e0
call fcn.004386a4
add esp, 4
cmp dword [0x48c1e0], 0xffffffff
jne 0x428ec7
push 0x460960
call fcn.0043855b
push 0x48c1e0
call fcn.00438665
add esp, 8
mov ecx, dword [0x483dd0]
mov ebx, 0x483dc0
test ecx, ecx
jne 0x4290df
push ecx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push 0x46a488
mov edi, eax
push 0x8c
push edi
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
push esi
push edi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
push esi
push edi
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_LoadResource]
lea ecx, [ebx*2 + 2]
mov dword [ebp - 0x8a8], 0
xorps xmm0, xmm0
mov dword [ebp - 0x8a8], 0
movq qword [ebp - 0x8b0], xmm0
mov esi, eax
push ecx
lea ecx, [ebp - 0x8b0]
mov dword [ebp - 0x8b0], 0
mov dword [ebp - 0x8ac], 0
call fcn.004045e0
push dword [ebp - 0x8ac]
mov edi, dword [ebp - 0x8b0]
push 0
push edi
mov byte [ebp - 4], 2
call fcn.00439d10
add esp, 0xc
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.0043abd0
add esp, 0xc
cmp word [edi], 0
jne 0x428f87
xor ecx, ecx
jmp 0x428f9f
mov ecx, edi
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x428f90
sub ecx, edx
sar ecx, 1
push ecx
mov ebx, 0x483dc0
push edi
mov ecx, ebx
call fcn.00405750
lea eax, [ebp - 0x870]
push eax
lea eax, [ebp - 0x8a4]
push 0x46a494
push eax
call fcn.0040b0b0
push 0x46a490
push eax
lea eax, [ebp - 0x840]
mov byte [ebp - 4], 3
push eax
call fcn.0040ef40
add esp, 0x18
mov eax, dword [ebp - 0x890]
mov byte [ebp - 4], 5
cmp eax, 8
jb 0x429000
inc eax
lea ecx, [ebp - 0x8a4]
push eax
push dword [ebp - 0x8a4]
call fcn.00405850
xor eax, eax
mov dword [ebp - 0x890], 7
push 0x46a498
lea ecx, [ebp - 0x88c]
mov dword [ebp - 0x894], 0
mov word [ebp - 0x8a4], ax
call fcn.0040a020
push dword [ebp - 0x87c]
mov esi, dword [ebp - 0x878]
lea eax, [ebp - 0x88c]
cmp esi, 8
mov byte [ebp - 4], 6
push 0
cmovae eax, dword [ebp - 0x88c]
mov ecx, ebx
push eax
call fcn.0040a770
cmp eax, 0xffffffff
je 0x42907b
push 0xffffffffffffffff
push 0
lea ecx, [ebp - 0x840]
push ecx
push dword [ebp - 0x87c]
mov ecx, ebx
push eax
call fcn.00412a80
mov esi, dword [ebp - 0x878]
cmp esi, 8
jb 0x429095
lea eax, [esi + 1]
push eax
push dword [ebp - 0x88c]
lea ecx, [ebp - 0x88c]
call fcn.00405850
mov eax, dword [ebp - 0x82c]
cmp eax, 8
jb 0x4290b3
inc eax
lea ecx, [ebp - 0x840]
push eax
push dword [ebp - 0x840]
call fcn.00405850
xor eax, eax
mov dword [ebp - 0x82c], 7
push edi
mov dword [ebp - 0x830], 0
mov word [ebp - 0x840], ax
call fcn.00438227
mov ecx, dword [0x483dd0]
add esp, 4
mov eax, 7
mov dword [ebp - 0x848], 0
xor edx, edx
mov dword [ebp - 0x844], eax
mov word [ebp - 0x858], dx
mov byte [ebp - 4], al
test ecx, ecx
je 0x429321
cmp dword [0x483dd4], 8
mov eax, ebx
cmovae eax, dword [0x483dc0]
push eax
call fcn.00413f70
add esp, 4
test al, al
je 0x42913e
call fcn.00413cc0
test al, al
je 0x42913e
mov eax, dword [ebp - 0x844]
mov ebx, 1
jmp 0x429323
lea eax, [ebp - 0x810]
push eax
push 0x400
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
cmp word [ebp - 0x810], 0
jne 0x42915e
xor ecx, ecx
jmp 0x429176
lea ecx, [ebp - 0x810]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x429167
sub ecx, edx
sar ecx, 1
push ecx
lea eax, [ebp - 0x810]
push eax
lea ecx, [ebp - 0x858]
call fcn.00405750
push 0xb
push str.evktask.xml
lea ecx, [ebp - 0x858]
call fcn.0040be20
cmp dword [ebp - 0x844], 8
lea eax, [ebp - 0x858]
push str.wt_ccsUTF_16LE
cmovae eax, dword [ebp - 0x858]
push eax
lea eax, [ebp - 0x874]
push eax
call fcn.00445c0f
mov eax, dword [ebp - 0x874]
add esp, 0xc
test eax, eax
je 0x42931b
cmp dword [0x483dd4], 8
push eax
push dword [0x483dd0]
cmovae ebx, dword [0x483dc0]
push 2
push ebx
call fcn.004470a1
push dword [ebp - 0x874]
call fcn.00445ccc
add esp, 0x14
lea ecx, [ebp - 0x828]
push str._Create__XML
call fcn.0040f830
lea eax, [ebp - 0x858]
push eax
lea eax, [ebp - 0x840]
push 0x46a510
push eax
call fcn.0040b0b0
push 0x46a508
push eax
lea eax, [ebp - 0x8a4]
mov byte [ebp - 4], 8
push eax
call fcn.0040ef40
add esp, 0x18
push 0xffffffffffffffff
push 0
push eax
lea ecx, [ebp - 0x828]
mov byte [ebp - 4], 9
call fcn.0040bd10
lea ecx, [ebp - 0x8a4]
call fcn.0040f7b0
lea ecx, [ebp - 0x840]
mov byte [ebp - 4], 7
call fcn.0040f7b0
push 0x46a520
lea ecx, [ebp - 0x88c]
call fcn.0040a020
push eax
lea eax, [ebp - 0x840]
mov byte [ebp - 4], 0xa
push str._TN__
push eax
call fcn.0040b050
push 0x46a514
push eax
lea eax, [ebp - 0x8a4]
mov byte [ebp - 4], 0xb
push eax
call fcn.0040ef40
add esp, 0x18
push 0xffffffffffffffff
push 0
push eax
lea ecx, [ebp - 0x828]
mov byte [ebp - 4], 0xc
call fcn.0040bd10
lea ecx, [ebp - 0x8a4]
call fcn.0040f7b0
lea ecx, [ebp - 0x840]
call fcn.0040f7b0
lea ecx, [ebp - 0x88c]
call fcn.0040f7b0
cmp dword [ebp - 0x814], 8
lea eax, [ebp - 0x828]
push 0
cmovae eax, dword [ebp - 0x828]
push 0
push eax
push str.SCHTASKS
push 0x46a578
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
xor ebx, ebx
cmp eax, 0x20
mov eax, dword [ebp - 0x844]
setg bl
jmp 0x429323
mov eax, dword [ebp - 0x844]
xor ebx, ebx
cmp eax, 8
jb 0x429495
inc eax
lea ecx, [ebp - 0x858]
push eax
push dword [ebp - 0x858]
call fcn.00405850
jmp 0x429495
push 0xc
push str._Delete__TN
lea ecx, [ebp - 0x828]
call fcn.00405750
push 0x1b
xor eax, eax
mov dword [ebp - 0x82c], 7
push 0x46a5ac
lea ecx, [ebp - 0x840]
mov dword [ebp - 0x830], 0
mov word [ebp - 0x840], ax
call fcn.00405750
lea eax, [ebp - 0x840]
mov byte [ebp - 4], 0xd
push eax
lea eax, [ebp - 0x88c]
push 0x46a5e4
push eax
call fcn.0040b050
push str.___F
push eax
lea eax, [ebp - 0x8a4]
mov byte [ebp - 4], 0xe
push eax
call fcn.0040ef40
add esp, 0x18
push 0xffffffffffffffff
push 0
push eax
lea ecx, [ebp - 0x828]
mov byte [ebp - 4], 0xf
call fcn.0040bd10
mov eax, dword [ebp - 0x890]
cmp eax, 8
jb 0x4293ec
inc eax
lea ecx, [ebp - 0x8a4]
push eax
push dword [ebp - 0x8a4]
call fcn.00405850
xor eax, eax
mov dword [ebp - 0x890], 7
mov word [ebp - 0x8a4], ax
mov eax, dword [ebp - 0x878]
mov dword [ebp - 0x894], 0
cmp eax, 8
jb 0x429427
inc eax
lea ecx, [ebp - 0x88c]
push eax
push dword [ebp - 0x88c]
call fcn.00405850
xor eax, eax
mov dword [ebp - 0x878], 7
mov word [ebp - 0x88c], ax
mov eax, dword [ebp - 0x82c]
mov dword [ebp - 0x87c], 0
cmp eax, 8
jb 0x429462
inc eax
lea ecx, [ebp - 0x840]
push eax
push dword [ebp - 0x840]
call fcn.00405850
cmp dword [ebp - 0x814], 8
lea eax, [ebp - 0x828]
push 0
cmovae eax, dword [ebp - 0x828]
push 0
push eax
push 0x46a5e8
push str.runas
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
xor ebx, ebx
cmp eax, 0x20
setg bl
mov eax, dword [ebp - 0x814]
cmp eax, 8
jb 0x4294b3
inc eax
lea ecx, [ebp - 0x828]
push eax
push dword [ebp - 0x828]
call fcn.00405850
mov ecx, dword [ebp - 0x85c]
xor eax, eax
mov dword [ebp - 0x814], 7
mov dword [ebp - 0x818], 0
mov word [ebp - 0x828], ax
cmp ecx, 8
jb 0x4294ee
inc ecx
push ecx
push dword [ebp - 0x870]
lea ecx, [ebp - 0x870]
call fcn.00405850
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004380af
mov esp, ebp
pop ebp
ret 4