Function at 0x100f819
Capabilities:
Check os version
Persist via ginadll registry key

Disassembly:
push edi
mov dword [0x1047390], 0x94
call esi
jmp 0x100f831
cmp esi, 0x15
jne 0x100f84e
cmp byte [0x104742a], 3
jne case.0x100f857.37
mov eax, dword [0x1047428]
test al, 2
je case.0x100f857.37
test ah, 4
je case.0x100f857.37
test al, al
js case.0x100f857.37
jmp 0x100f873
push 0x1000
call dword [sym.imp.USER32.dll_GetSystemMetrics]
jmp 0x100f875
test byte [0x1047428], 0x10
jne 0x100f86b
jmp case.0x100f857.37
mov eax, dword [0x1047428]
test al, 0x10
je case.0x100f857.37
test ah, 1
jmp 0x100f66b
mov eax, dword [0x1047428]
test al, 0x10
je case.0x100f857.37
test ah, 1
jne 0x100f873
jmp case.0x100f857.37
mov eax, dword [0x1047428]
test ah, 1
je case.0x100f857.37
test al, 0x10
jmp 0x100f66b
test word [0x1047428], 0x110
je case.0x100f857.37
push 0x100f7fc
push 0x100f7c0
push 0x100f788
push reloc.OLEAUT32.dll_SysReAllocString
jmp 0x100f419
cmp byte [0x104742a], bl
jne case.0x100f857.37
call fcn.0103cbb2
test eax, eax
jne case.0x100f857.37
push 0x100f780
mov edi, 0x100f788
push edi
mov esi, reloc.OLEAUT32.dll_SysReAllocString
push esi
call fcn.0103ca65
test eax, eax
jne case.0x100f857.37
push 0x100f774
push 0x100f7c0
push edi
push esi
call fcn.0103c9b2
test eax, eax
jmp 0x100f391
call fcn.0103cbb2
jmp 0x100f875
cmp byte [0x104742a], bl
jne case.0x100f857.37
cmp eax, edx
jmp 0x100f66b
mov cl, byte [0x104742a]
cmp cl, 3
je 0x100f456
cmp cl, 2
jne case.0x100f857.37
cmp eax, edx
jmp 0x100f60b
mov cl, byte [0x104742a]
cmp cl, 3
je 0x100f471
cmp cl, 2
jne case.0x100f857.37
cmp eax, edx
jmp 0x100f5ee
mov cl, byte [0x104742a]
cmp cl, 3
je 0x100f48c
cmp cl, 2
jne case.0x100f857.37
test byte [0x1047428], 0x82
jmp 0x100f435
mov eax, dword [0x1047428]
and eax, 0x40
jmp 0x100f875
xor eax, eax
cmp dword [0x10473a0], ebx
sete al
jmp 0x100f875
xor eax, eax
cmp dword [0x10473a0], 2
jmp 0x100f4aa
cmp dword [0x10473a0], ebx
jmp 0x100f570
cmp dword [0x10473a0], ebx
jne case.0x100f857.37
cmp eax, 4
jne case.0x100f857.37
test ecx, ecx
jne case.0x100f857.37
cmp word [0x104739c], 0x3b6
jmp 0x100f66b
cmp dword [0x10473a0], ebx
jne case.0x100f857.37
cmp eax, 4
ja 0x100f873
jne case.0x100f857.37
cmp ecx, 0xa
jmp 0x100f86d
cmp dword [0x10473a0], ebx
jne case.0x100f857.37
cmp eax, 4
jne case.0x100f857.37
cmp ecx, 0xa
jne case.0x100f857.37
cmp word [0x104739c], 0x7ce
jmp 0x100f66b
cmp dword [0x10473a0], ebx
jne case.0x100f857.37
cmp eax, 4
jne 0x100f55e
cmp ecx, 0x5a
jae 0x100f873
cmp eax, eax
ja 0x100f873
jmp case.0x100f857.37
cmp dword [0x10473a0], 2
jne case.0x100f857.37
cmp eax, 4
jmp 0x100f86d
cmp dword [0x10473a0], 2
jne case.0x100f857.37
cmp eax, edx
ja 0x100f873
jne case.0x100f857.37
test ecx, ecx
ja 0x100f873
jne case.0x100f857.37
cmp word [0x104739c], 0x893
jmp 0x100f55e
cmp dword [0x10473a0], 2
jne case.0x100f857.37
test byte [0x1047429], 2
jmp 0x100f391
cmp dword [0x10473a0], 2
jne case.0x100f857.37
cmp byte [0x104742a], bl
jmp 0x100f66b
mov al, byte [0x104742a]
cmp al, 3
je 0x100f5f4
cmp al, 2
jne case.0x100f857.37
test byte [0x1047428], 0x80
jmp 0x100f391
mov al, byte [0x104742a]
cmp al, 3
je 0x100f611
cmp al, 2
jne case.0x100f857.37
mov al, byte [0x1047428]
test al, 2
jmp 0x100f337
mov al, byte [0x104742a]
cmp al, 3
je 0x100f62e
cmp al, 2
jne case.0x100f857.37
mov eax, dword [0x1047428]
test al, 0xa2
jne case.0x100f857.37
test ah, 4
jmp 0x100f66b
mov eax, dword [0x1047428]
and eax, 0x400
jmp 0x100f875
mov eax, dword [0x1047428]
and eax, 0x20
jmp 0x100f875
mov al, byte [0x104742a]
cmp al, 3
je 0x100f873
cmp al, 2
je 0x100f873
jmp case.0x100f857.37
call fcn.0103cc10
jmp 0x100f875
push 0x56
jmp 0x100f34f
push 0x57
jmp 0x100f34f
call fcn.0103ccfb
jmp 0x100f875
push 0x2003
jmp 0x100f34f
push 0x2004
jmp 0x100f34f
push 0x58
jmp 0x100f34f
call fcn.0103cc9f
jmp 0x100f875
mov edi, edi
push ebp
mov ebp, esp
push ebx
xor ebx, ebx
push esi
inc ebx
cmp dword [0x104742c], 0
push edi
je 0x101a249
mov eax, dword [0x1047394]
mov esi, dword [ebp + 8]
mov ecx, dword [0x1047398]
push 5
pop edx
cmp eax, edx
jne 0x100f84e
test ecx, ecx
je 0x100f311
cmp esi, 0x2c
ja case.0x100f857.37
jmp dword [esi*4 + 0x100f6bd]
cmp dword [0x10473a0], 2
jne case.0x100f857.37
cmp eax, edx
jb case.0x100f857.37
mov eax, ebx
pop edi
pop esi
pop ebx
pop ebp
ret 4
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
mov edi, 0x1047390
push edi
mov dword [0x104742c], ebx
mov dword [0x1047390], 0x9c
call esi
test eax, eax
jne 0x100f831
jmp 0x100f2ff
xor eax, eax
jmp 0x100f875