joyce8/EMBER2024-capa huggingface dataset:
Function at 0x423f79
Capabilities:
Delete file

Disassembly:
mov eax, 0x44c676
call fcn.0043a704
push ecx
push ebx
push esi
mov esi, ecx
mov eax, dword [esi + 0xa054]
xor ebx, ebx
cmp eax, ebx
push edi
mov dword [ebp - 0x10], esp
mov dword [esi], 0x452e90
mov dword [ebp - 4], ebx
je 0x423fa8
push eax
call dword [sym.imp.OLEAUT32.dll_SysStringLen]
cmp dword [esi + 0x1c], ebx
je 0x423fed
mov ecx, esi
call fcn.00422be3
mov edi, eax
cmp edi, ebx
je 0x423fd1
mov eax, dword [esi + 0x1c]
push dword [eax + 4]
push 0x458378
push edi
call fcn.004119de
mov eax, dword [edi]
push edi
call dword [eax + 8]
mov edi, dword [esi + 0x1c]
mov eax, dword [edi + 0xc]
cmp eax, ebx
je 0x423fe1
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov dword [edi + 0xc], ebx
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
cmp dword [esi + 0x20], ebx
je 0x424011
push dword [esi + 0x2c]
push 0x458418
push dword [esi + 0x28]
call fcn.004119de
mov eax, dword [esi + 0x20]
mov dword [eax + 8], ebx
mov eax, dword [esi + 0x20]
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, dword [esi + 0x24]
cmp eax, ebx
je 0x42401e
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, dword [esi + 0x28]
cmp eax, ebx
je 0x42402b
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
lea ecx, [esi + 0x30]
cmp dword [ecx], ebx
je 0x424037
call fcn.00421c03
mov eax, dword [esi + 0x34]
cmp eax, ebx
je 0x424045
push eax
call fcn.0043adad
pop ecx
mov eax, dword [esi + 0x38]
cmp eax, ebx
je 0x424053
push eax
call fcn.0043adad
pop ecx
mov eax, dword [esi + 0x3c]
cmp eax, ebx
je 0x424061
push eax
call fcn.0043adad
pop ecx
mov eax, dword [esi + 0x40]
cmp eax, ebx
je 0x42406f
push eax
call fcn.0043adad
pop ecx
lea eax, [esi + 0x48]
cmp byte [eax], bl
je 0x42407d
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x4249e7
Capabilities:
Check internet connectivity via wininet
Connect to http server
Create http request
Send data
Send http request

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x46159c]
push ebx
push esi
xor ebx, ebx
push ebx
mov esi, 0x44e5c8
push esi
push esi
push 1
push str.MyZylomActiveXPlugin
mov dword [ebp - 4], eax
mov byte [ebp - 0x11], bl
call dword [sym.imp.WININET.dll_InternetOpenA]
cmp eax, ebx
mov dword [ebp - 0x24], eax
je 0x424bb3
push edi
mov edi, dword [ebp + 0x10]
cmp di, 0x50
jne 0x424a2b
push 0x50
pop edi
jmp 0x424a37
cmp di, 0x1bb
jne 0x424a37
mov edi, 0x1bb
push ebx
push 0x4000000
push 3
push ebx
push ebx
push edi
push dword [ebp + 0xc]
push eax
call dword [sym.imp.WININET.dll_InternetConnectA]
cmp eax, ebx
mov dword [ebp - 0x20], eax
je 0x424ba9
push ebx
call dword [sym.imp.WININET.dll_InternetAttemptConnect]
test eax, eax
jne 0x424ba0
cmp dword [ebp + 0x14], ebx
lea eax, [ebp - 0x10]
jne 0x424a75
push 0x452f90
jmp 0x424a7a
push str.POST
push eax
call fcn.00439f50
cmp di, 0x1bb
pop ecx
pop ecx
mov eax, 0xa0000000
jne 0x424a93
mov eax, 0xa0800000
push ebx
push eax
push ebx
push esi
push str.HTTP_1.0
push dword [ebp + 8]
lea eax, [ebp - 0x10]
push eax
push dword [ebp - 0x20]
call dword [sym.imp.WININET.dll_HttpOpenRequestA]
cmp eax, ebx
mov dword [ebp - 0x18], eax
je 0x424ba0
mov eax, dword [0x4670ec]
xor esi, esi
cmp eax, ebx
je 0x424ae0
push eax
call fcn.00439eb0
inc eax
push eax
call fcn.00439f3b
push dword [0x4670ec]
mov esi, eax
push esi
call fcn.00439f50
add esp, 0x10
cmp dword [ebp + 0x18], ebx
jbe 0x424b60
cmp dword [ebp + 0x14], ebx
je 0x424b60
mov edi, dword [ebp + 0x1c]
cmp edi, ebx
je 0x424b60
cmp esi, ebx
jne 0x424b1d
push edi
call fcn.00439eb0
add eax, 0x14
push eax
call fcn.00439f3b
mov esi, eax
push str.Content_Type:
push esi
call fcn.00439f50
push edi
push esi
call fcn.00439f60
add esp, 0x18
jmp 0x424b60
push esi
mov dword [ebp - 0x1c], esi
call fcn.00439eb0
push edi
mov esi, eax
call fcn.00439eb0
lea eax, [esi + eax + 0x15]
push eax
call fcn.00439f3b
push dword [ebp - 0x1c]
mov esi, eax
push esi
call fcn.00439f50
push str.Content_Type:
push esi
call fcn.00439f60
push edi
push esi
call fcn.00439f60
push dword [ebp - 0x1c]
call fcn.00439e66
add esp, 0x28
cmp esi, ebx
jne 0x424b68
xor eax, eax
jmp 0x424b6f
push esi
call fcn.00439eb0
pop ecx
mov ecx, dword [ebp + 0x14]
neg ecx
sbb ecx, ecx
and ecx, dword [ebp + 0x18]
push ecx
push dword [ebp + 0x14]
push eax
push esi
push dword [ebp - 0x18]
call dword [sym.imp.WININET.dll_HttpSendRequestA]
test eax, eax
je 0x424b90
mov byte [ebp - 0x11], 1
push esi
call fcn.00439e66
pop ecx
push dword [ebp - 0x18]
call dword [sym.imp.WININET.dll_InternetCloseHandle]
push dword [ebp - 0x20]
call dword [sym.imp.WININET.dll_InternetCloseHandle]
push dword [ebp - 0x24]
call dword [sym.imp.WININET.dll_InternetCloseHandle]
pop edi
mov ecx, dword [ebp - 4]
mov al, byte [ebp - 0x11]
pop esi
pop ebx
call fcn.00439e9c
leave
ret
Function at 0x424bc2
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
lea ebp, [esp - 0x398]
sub esp, 0x418
mov eax, dword [0x46159c]
push esi
mov esi, dword [ebp + 0x3ac]
push edi
xor edi, edi
cmp esi, edi
mov dword [ebp + 0x394], eax
mov byte [ebp - 0x6d], 0
je 0x424dad
push 0x5c
push esi
call fcn.0043b820
cmp eax, edi
pop ecx
pop ecx
jne 0x424c04
mov dword [ebp - 0x78], esi
jmp 0x424c08
inc eax
mov dword [ebp - 0x78], eax
push edi
push 0x80
push 3
push edi
push 1
push 0x80000000
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x424dad
push ebx
push edi
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x424da5
cmp ebx, dword [ebp + 0x3b4]
ja 0x424da5
push ebx
mov dword [ebp - 0x80], edi
call fcn.00439f3b
pop ecx
push edi
lea ecx, [ebp - 0x80]
push ecx
push ebx
push eax
push esi
mov dword [ebp - 0x7c], eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
push esi
setne byte [ebp + 0x3af]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp byte [ebp + 0x3af], 0
je 0x424d9a
cmp dword [ebp - 0x80], ebx
jne 0x424d9a
cmp dword [ebp + 0x3b0], edi
jne 0x424c9b
mov dword [ebp + 0x3ac], edi
jmp 0x424cad
push dword [ebp + 0x3b0]
call fcn.00439eb0
pop ecx
mov dword [ebp + 0x3ac], eax
push dword [ebp - 0x78]
call fcn.00439eb0
mov edi, eax
mov dword [esp], str._r_n___s___r_n
call fcn.00439eb0
add edi, eax
mov dword [esp], str.___s_r_nContent_Disposition:_form_data__name__s___filename__s__r_nContent_Type:_application_octet_stream_r_nContent_Length:__d_r_n_r_n
call fcn.00439eb0
mov esi, str.____________________kjasktiuasuidgkjgfasgdsigfyitgifguwe
push esi
add edi, eax
call fcn.00439eb0
push esi
add edi, eax
call fcn.00439eb0
add edi, eax
mov eax, dword [ebp + 0x3ac]
add eax, ebx
lea eax, [edi + eax - 0xa]
mov dword [ebp + 0x3ac], eax
add eax, 0x64
push eax
call fcn.00439f3b
mov dword [ebp - 0x74], eax
mov eax, dword [ebp + 0x3b0]
add esp, 0x10
test eax, eax
jne 0x424d18
mov eax, 0x44e5c8
push ebx
push dword [ebp - 0x78]
push eax
push esi
push str.___s_r_nContent_Disposition:_form_data__name__s___filename__s__r_nContent_Type:_application_octet_stream_r_nContent_Length:__d_r_n_r_n
push dword [ebp - 0x74]
call fcn.0043afac
push dword [ebp - 0x74]
call fcn.00439eb0
mov edi, eax
add edi, dword [ebp - 0x74]
push ebx
push dword [ebp - 0x7c]
push edi
call fcn.0043a730
push esi
push str._r_n___s___r_n
add edi, ebx
push edi
call fcn.0043afac
push esi
lea eax, [ebp - 0x6c]
push str.multipart_form_data__boundary_s_
push eax
call fcn.0043afac
add esp, 0x40
lea eax, [ebp - 0x6c]
push eax
push dword [ebp + 0x3ac]
push dword [ebp - 0x74]
push dword [ebp + 0x3a8]
push dword [ebp + 0x3a4]
push dword [ebp + 0x3a0]
call fcn.004249e7
add esp, 0x18
test al, al
je 0x424d91
mov byte [ebp - 0x6d], 1
push dword [ebp - 0x74]
call fcn.00439e66
pop ecx
push dword [ebp - 0x7c]
call fcn.00439e66
pop ecx
jmp 0x424dac
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
mov ecx, dword [ebp + 0x394]
mov al, byte [ebp - 0x6d]
pop edi
pop esi
call fcn.00439e9c
add ebp, 0x398
leave
ret
Function at 0x42585c
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
and dword [eax + 0x10], 0
and dword [eax + 0x14], 0
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
ret

Function at 0x426256
Capabilities:
Set file attributes

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push edi
push dword [ebp + 0x20]
mov edi, dword [ebp + 0x1c]
push edi
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call esi
cmp eax, 0xffffffff
jne 0x4262b4
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
jmp 0x42629c
cmp dword [ebp + 0x24], 0
jle 0x4262b4
push dword [ebp + 0x28]
dec dword [ebp + 0x24]
call dword [sym.imp.KERNEL32.dll_Sleep]
push dword [ebp + 0x20]
push edi
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call esi
cmp eax, 0xffffffff
je 0x42628a
pop edi
pop esi
pop ebx
pop ebp
ret 0x24

Function at 0x4262ff
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push edi
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
xor ebx, ebx
push ebx
push ebx
push dword [ebp + 0xc]
mov byte [ebp - 1], bl
push dword [ebp + 8]
call edi
cmp eax, 0xffffffff
je 0x4263b2
push esi
mov esi, dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
lea eax, [ebp - 8]
push eax
push 1
lea eax, [ebp - 2]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], ebx
mov dword [ebp - 0xc], ebx
call esi
test eax, eax
setne al
cmp al, bl
je 0x4263b1
cmp dword [ebp - 8], 1
jne 0x426372
cmp byte [ebp - 2], bl
je 0x426372
inc dword [ebp - 0xc]
push ebx
lea eax, [ebp - 8]
push eax
push 1
lea eax, [ebp - 2]
push eax
push dword [ebp + 8]
call esi
test eax, eax
setne al
cmp al, bl
jne 0x42634b
cmp al, bl
je 0x4263b1
push ebx
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call edi
cmp eax, 0xffffffff
je 0x4263b1
mov edi, dword [ebp - 0xc]
inc edi
push edi
call fcn.0043adb2
pop ecx
mov ecx, dword [ebp + 0x10]
push ebx
mov dword [ecx], eax
lea ecx, [ebp - 8]
push ecx
push edi
push eax
push dword [ebp + 8]
call esi
test eax, eax
je 0x4263ae
cmp dword [ebp - 8], edi
mov byte [ebp - 1], 1
je 0x4263b1
mov byte [ebp - 1], bl
pop esi
mov al, byte [ebp - 1]
pop edi
pop ebx
leave
ret

Function at 0x42640b
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
xor ebx, ebx
push ebx
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
je 0x42645b
push ebx
lea eax, [ebp - 8]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x42645b
cmp dword [ebp - 8], 2
jne 0x42645b
movzx eax, byte [ebp - 3]
movzx ecx, byte [ebp - 4]
shl eax, 8
add eax, ecx
mov ecx, dword [ebp + 0x10]
mov dword [ecx], eax
mov bl, 1
mov al, bl
pop ebx
leave
ret
Function at 0x42946a
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, ecx
push edi
push dword [esi + 0x154]
mov byte [ebp - 1], 0
call fcn.0043adad
xor edi, edi
cmp dword [ebp + 8], edi
pop ecx
mov dword [esi + 0x154], edi
mov dword [esi + 0x150], edi
mov dword [esi + 0x14c], edi
je 0x4295d9
push ebx
push 0x64
push 0x64
push edi
push 0x80
push 3
push edi
push 1
push 0x80000000
push dword [ebp + 8]
call fcn.00426256
mov ebx, eax
cmp ebx, 0xffffffff
je 0x4295d8
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
lea ecx, [esi + 4]
mov dword [ebp + 8], eax
mov eax, dword [ecx]
push ebx
call dword [eax + 8]
test al, al
je 0x4295d1
mov edx, dword [esi + 0x68]
sub edx, 0x40
lea ecx, [esi + 0x6c]
mov eax, dword [ecx]
push edx
push ebx
call dword [eax + 4]
test al, al
je 0x4295d1
lea ecx, [esi + 0x80]
mov eax, dword [ecx]
push ebx
call dword [eax + 8]
test al, al
je 0x4295d1
push dword [esi + 0x11c]
lea ecx, [esi + 0x120]
mov eax, dword [ecx]
push ebx
call dword [eax + 0x48]
test al, al
je 0x4295d1
lea eax, [esi + 0x120]
push eax
push dword [esi + 0x94]
lea edi, [esi + 0x134]
mov edx, dword [edi]
push ebx
mov ecx, edi
call dword [edx + 0xc]
test al, al
je 0x4295d1
mov eax, dword [edi]
push ebx
mov ecx, edi
call dword [eax + 0x14]
test al, al
je 0x4295d1
mov edi, dword [esi + 0x130]
jmp 0x429570
mov eax, dword [edi]
push esi
push ebx
mov ecx, edi
call dword [eax + 4]
test al, al
je 0x4295e2
mov edi, dword [edi + 4]
test edi, edi
jne 0x429560
push 1
push edi
push edi
push ebx
mov byte [ebp - 1], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
je 0x4295d1
mov ecx, dword [ebp + 8]
sub ecx, eax
mov dword [esi + 0x14c], eax
mov dword [esi + 0x150], ecx
je 0x4295cd
push ecx
call fcn.0043adb2
and dword [ebp + 8], edi
pop ecx
push edi
lea ecx, [ebp + 8]
push ecx
push dword [esi + 0x150]
mov dword [esi + 0x154], eax
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4295e2
mov eax, dword [ebp + 8]
cmp eax, dword [esi + 0x150]
jne 0x4295e2
mov byte [ebp - 1], 1
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
mov al, byte [ebp - 1]
pop edi
pop esi
leave
ret 4
mov byte [ebp - 1], 0
jmp 0x4295d1

Function at 0x42999c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
cmp byte [ecx + 4], 0
jne 0x4299c3
push 0x460390
lea ecx, [ebp - 0xc]
call fcn.0043ae2c
push 0x45cd68
lea eax, [ebp - 0xc]
push eax
call fcn.0043ade1
push esi
xor esi, esi
cmp dword [ecx + 0x3cc], esi
jle 0x4299e5
mov eax, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0xc]
mov dl, byte [edi]
xor byte [eax], dl
inc edi
inc eax
inc esi
cmp esi, dword [ecx + 0x3cc]
jl 0x4299d5
pop edi
pop esi
leave
ret 8
Function at 0x42aab9
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x46159c]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
push edi
mov dword [ebp - 4], eax
mov byte [ebp - 0x14], 0x30
mov byte [ebp - 0x13], 0x31
mov byte [ebp - 0x12], 0x32
mov byte [ebp - 0x11], 0x33
mov byte [ebp - 0x10], 0x34
mov byte [ebp - 0xf], 0x35
mov byte [ebp - 0xe], 0x36
mov byte [ebp - 0xd], 0x37
mov byte [ebp - 0xc], 0x38
mov byte [ebp - 0xb], 0x39
mov byte [ebp - 0xa], 0x41
mov byte [ebp - 9], 0x42
mov byte [ebp - 8], 0x43
mov byte [ebp - 7], 0x44
mov byte [ebp - 6], 0x45
mov byte [ebp - 5], 0x46
call fcn.00439eb0
inc eax
push eax
call fcn.0043adb2
mov ebx, eax
push edi
push ebx
call fcn.00439f50
xor esi, esi
push ebx
mov dword [ebp + 8], esi
call fcn.00439eb0
add esp, 0x14
test eax, eax
jbe 0x42ab9f
mov eax, dword [ebp + 8]
mov al, byte [eax + ebx]
cmp al, 0x41
jb 0x42ab43
cmp al, 0x5a
jbe 0x42ab8c
cmp al, 0x61
jb 0x42ab4b
cmp al, 0x7a
jbe 0x42ab8c
cmp al, 0x30
jb 0x42ab53
cmp al, 0x39
jbe 0x42ab8c
cmp al, 0x2d
je 0x42ab8c
cmp al, 0x5f
je 0x42ab8c
cmp al, 0x2e
je 0x42ab8c
cmp al, 0x2a
je 0x42ab8c
cmp al, 0x20
jne 0x42ab6d
mov byte [esi + edi], 0x2b
jmp 0x42ab8f
movzx eax, al
mov ecx, eax
shr ecx, 4
mov cl, byte [ebp + ecx - 0x14]
mov byte [esi + edi], 0x25
inc esi
mov byte [esi + edi], cl
cdq
push 0x10
pop ecx
inc esi
idiv ecx
mov al, byte [ebp + edx - 0x14]
mov byte [esi + edi], al
inc esi
inc dword [ebp + 8]
push ebx
call fcn.00439eb0
cmp dword [ebp + 8], eax
pop ecx
jb 0x42ab35
push ebx
mov byte [esi + edi], 0
call fcn.0043adad
pop ecx
mov ecx, dword [ebp - 4]
pop edi
pop esi
pop ebx
call fcn.00439e9c
leave
ret

Function at 0x42b3ac
Capabilities:
Get memory capacity

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, dword [ebp - 0x18]
xor edx, edx
mov ecx, 0x3e8
div ecx
shr eax, 0xa
leave
ret
Function at 0x42b4e6
Capabilities:
Check os version

Disassembly:
mov eax, 0x44c729
call fcn.0043a704
sub esp, 0xbc
mov eax, dword [0x46159c]
push ebx
push esi
push edi
mov esi, ecx
push str.Microsoft_Windows
lea ecx, [ebp - 0x2c]
mov dword [ebp - 0x10], eax
call fcn.00403074
mov edi, 0x9c
xor ebx, ebx
push edi
lea eax, [ebp - 0xc8]
push ebx
push eax
mov dword [ebp - 4], ebx
call fcn.0043b5b0
add esp, 0xc
lea eax, [ebp - 0xc8]
mov dword [ebp - 0xc8], edi
mov edi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push eax
call edi
test eax, eax
jne 0x42b56f
lea eax, [ebp - 0xc8]
push eax
mov dword [ebp - 0xc8], 0x94
call edi
test eax, eax
jne 0x42b56f
push str.Unknown
mov ecx, esi
call fcn.00402ff4
mov dword [esi + 0x1c], ebx
jmp 0x42b632
mov eax, dword [ebp - 0xb8]
sub eax, ebx
je 0x42b71c
dec eax
je 0x42b66b
dec eax
jne 0x42b61b
cmp dword [ebp - 0xc4], 4
ja 0x42b5a1
push str._NT
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
push 6
pop edi
push 5
pop ebx
cmp dword [ebp - 0xc4], ebx
jne 0x42b5ed
cmp dword [ebp - 0xc0], 0
jne 0x42b5d0
push str._2000
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
cmp dword [ebp - 0xc4], ebx
mov dword [esi + 0x20], edi
jne 0x42b5ed
cmp dword [ebp - 0xc0], 1
jne 0x42b619
push str._XP
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], 7
cmp dword [ebp - 0xc4], edi
jne 0x42b609
push str._Vista
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], 8
push 4
pop eax
cmp dword [ebp - 0xc4], eax
ja 0x42b619
jne 0x42b654
mov dword [esi + 0x20], ebx
xor ebx, ebx
push 0xffffffffffffffff
push ebx
lea eax, [ebp - 0x2c]
push eax
mov ecx, esi
call fcn.00402e23
mov eax, dword [ebp - 0xbc]
mov dword [esi + 0x1c], eax
push ebx
lea ecx, [ebp - 0x2c]
push 1
call fcn.0040269b
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
mov ecx, dword [ebp - 0x10]
pop ebx
call fcn.00439e9c
leave
ret
cmp dword [ebp - 0xc4], 3
jne 0x42b619
cmp dword [ebp - 0xc0], 0x33
jne 0x42b619
mov dword [esi + 0x20], eax
jmp 0x42b619
cmp dword [ebp - 0xc4], 4
jne 0x42b61b
cmp dword [ebp - 0xc0], ebx
jne 0x42b6be
push str._95
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
cmp byte [ebp - 0xb3], 0x43
lea ecx, [ebp - 0x2c]
jne 0x42b69c
push str.OSR2
jmp 0x42b6b1
push dword [ebp - 0xb3]
push 1
call fcn.00419983
push 0x44edd0
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], ebx
jmp 0x42b61b
cmp dword [ebp - 0xc0], 0xa
jne 0x42b6f6
push str._98
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
cmp byte [ebp - 0xb3], 0x41
jne 0x42b6ea
push 0x456dac
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], 1
jmp 0x42b61b
cmp dword [ebp - 0xc0], 0x5a
jne 0x42b61b
push str._Me
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], 2
jmp 0x42b61b
push str._Win32s
lea ecx, [ebp - 0x2c]
call fcn.00402fd7
mov dword [esi + 0x20], 3
jmp 0x42b61b
Function at 0x42b735
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push esi
push edi
lea eax, [ebp - 0x24]
push eax
mov esi, ecx
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
call fcn.0042194e
mov ecx, esi
mov dword [esi + 0x50], eax
call fcn.0042b41e
mov dword [esi + 0x28], eax
mov eax, dword [ebp - 0xc]
mov dword [esi + 0x24], eax
mov eax, dword [ebp - 0x10]
mov ecx, esi
mov dword [esi + 0x2c], eax
call fcn.0042b4e6
push 0
call dword [sym.imp.USER32.dll_GetDC]
push 0xc
push eax
call dword [sym.imp.GDI32.dll_GetDeviceCaps]
mov edi, dword [sym.imp.USER32.dll_GetSystemMetrics]
push 0
mov dword [esi + 0x54], eax
call edi
push 1
mov dword [esi + 0x5c], eax
call edi
mov ecx, esi
mov dword [esi + 0x60], eax
call fcn.0042b496
pop edi
pop esi
leave
ret

Function at 0x42b7a1
Capabilities:
Get number of processors

Disassembly:
mov eax, 0x44c751
call fcn.0043a704
push ecx
push ebx
push esi
push edi
mov esi, ecx
mov edi, 0x44e5c8
push edi
mov dword [ebp - 0x10], esi
call fcn.00403074
xor ebx, ebx
push edi
lea ecx, [esi + 0x34]
mov dword [ebp - 4], ebx
mov dword [esi + 0x1c], ebx
mov dword [esi + 0x24], ebx
mov dword [esi + 0x28], ebx
mov dword [esi + 0x2c], ebx
mov dword [esi + 0x30], ebx
call fcn.00403074
push edi
lea ecx, [esi + 0x64]
mov byte [ebp - 4], 1
mov dword [esi + 0x50], ebx
mov dword [esi + 0x54], ebx
mov dword [esi + 0x58], ebx
mov dword [esi + 0x5c], ebx
mov dword [esi + 0x60], ebx
call fcn.00403074
mov ecx, esi
mov byte [ebp - 4], 2
call fcn.0042b735
mov ecx, dword [ebp - 0xc]
pop edi
mov eax, esi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret

Function at 0x42bb0f
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
push ebp
lea ebp, [esp - 0x88]
sub esp, 0x108
mov eax, dword [0x46159c]
push esi
push edi
mov edi, dword [ebp + 0x90]
test edi, edi
mov dword [ebp + 0x84], eax
je 0x42bb86
push edi
call dword [sym.imp.KERNEL32.dll_lstrlenA]
test eax, eax
je 0x42bb86
push edi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x42bb56
and al, 0x10
sub al, 0x10
neg al
sbb eax, eax
inc eax
jmp 0x42bb88
push edi
call fcn.0043cbce
mov esi, eax
push 0x5c
push esi
call fcn.0043b820
add esp, 0xc
test eax, eax
je 0x42bbf6
push esi
mov byte [eax], 0
call fcn.0042bb0f
test al, al
pop ecx
push esi
jne 0x42bb9d
call fcn.0043b2c3
pop ecx
xor al, al
mov ecx, dword [ebp + 0x84]
pop edi
pop esi
call fcn.00439e9c
add ebp, 0x88
leave
ret
call fcn.0043b2c3
lea eax, [ebp - 0x80]
push edi
push eax
call fcn.00439f50
lea eax, [ebp - 0x80]
lea esi, [ebp - 0x80]
push eax
dec esi
call fcn.00439eb0
add esp, 0x10
jmp 0x42bbd3
push eax
call fcn.00439eb0
mov byte [eax + esi], 0
lea eax, [ebp - 0x80]
push eax
call fcn.00439eb0
pop ecx
pop ecx
cmp byte [eax + esi], 0x5c
lea eax, [ebp - 0x80]
je 0x42bbbe
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
test eax, eax
jne 0x42bbf6
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x42bb86
mov al, 1
jmp 0x42bb88
Function at 0x42bc2f
Capabilities:
Timestomp file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push edi
push 0
push 0
push 3
push 0
push 0
push 0xc0000000
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
test edi, edi
jne 0x42bc58
xor al, al
jmp 0x42bcd3
push ebx
lea eax, [ebp - 0x20]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x28]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_GetFileTime]
mov ebx, eax
dec ebx
neg ebx
sbb bl, bl
inc bl
je 0x42bcc9
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp + 0xc]
push eax
shr eax, 0x10
push eax
call dword [sym.imp.KERNEL32.dll_DosDateTimeToFileTime]
mov ebx, eax
dec ebx
neg ebx
sbb bl, bl
inc bl
je 0x42bcc9
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_LocalFileTimeToFileTime]
mov ebx, eax
dec ebx
neg ebx
sbb bl, bl
inc bl
je 0x42bcc9
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 8]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_SetFileTime]
mov ebx, eax
dec ebx
neg ebx
sbb bl, bl
inc bl
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, bl
pop ebx
pop edi
leave
ret