joyce8/EMBER2024-capa huggingface dataset:
Function at 0x406dcf
Capabilities:
Encode data using xor
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x864
push ebp
mov ebp, dword [esp + 0x880]
mov eax, ecx
mov dword [esp + 4], eax
cmp ebp, 0x18
ja 0x406fad
push ebx
push esi
xor ebx, ebx
lea esi, [eax + 0xf4]
push edi
mov edi, ebx
push dword [esp + 0x87c]
mov ecx, esi
call fcn.00410560
test al, al
je 0x406e2d
lea eax, [esi + 0x10]
cmp dword [eax + 0x30], ebp
jne 0x406e2d
push 0x10
push dword [esp + 0x888]
push eax
call fcn.004215b2
add esp, 0xc
test eax, eax
je 0x406fb7
inc edi
add esi, 0x84
cmp edi, 4
jb 0x406df9
mov esi, 0x800
lea eax, [esp + 0x74]
push esi
push eax
push dword [esp + 0x888]
call fcn.00413160
xor eax, eax
mov ecx, ebp
inc eax
shl eax, cl
push eax
lea eax, [esp + 0x38]
push eax
lea eax, [esp + 0x5c]
push eax
lea eax, [esp + 0x20]
push eax
push 0x10
push dword [esp + 0x898]
lea eax, [esp + 0x8c]
push eax
call fcn.004271c0
pop ecx
push eax
lea eax, [esp + 0x90]
push eax
call fcn.0040727f
push esi
lea eax, [esp + 0x78]
push eax
call fcn.00410784
mov edx, dword [esp + 0x10]
push dword [esp + 0x87c]
mov ecx, dword [edx + 0x304]
lea edi, [edx + 0xf4]
mov eax, ecx
and eax, 3
imul eax, eax, 0x84
add edi, eax
lea eax, [ecx + 1]
mov dword [edx + 0x304], eax
mov ecx, edi
mov dword [edi + 0x40], ebp
call fcn.00406960
push 0x10
push dword [esp + 0x888]
lea eax, [edi + 0x10]
push eax
call fcn.00422c30
push 0x20
pop ebp
push ebp
lea eax, [esp + 0x24]
push eax
lea esi, [edi + 0x20]
push esi
call fcn.00422c30
push ebp
lea eax, [esp + 0x50]
push eax
lea eax, [edi + 0x44]
push eax
call fcn.00422c30
push ebp
lea eax, [esp + 0x7c]
push eax
lea eax, [edi + 0x64]
push eax
call fcn.00422c30
add esp, 0x30
push ebx
push 1
push ebp
push esi
call fcn.00410695
cmp dword [esp + 0x890], ebx
je 0x406f3b
push ebp
lea eax, [esp + 0x58]
push eax
push dword [esp + 0x898]
call fcn.00422c30
add esp, 0xc
mov esi, dword [esp + 0x894]
test esi, esi
je 0x406f6e
push 8
push ebx
push esi
call fcn.00421020
add esp, 0xc
mov al, byte [esp + ebx + 0x34]
mov ecx, ebx
and ecx, 7
xor byte [ecx + esi], al
inc ebx
cmp ebx, ebp
jb 0x406f52
push ebp
lea eax, [esp + 0x38]
push eax
call fcn.00410784
cmp dword [esp + 0x888], 0
pop edi
pop esi
pop ebx
je 0x406fa2
push dword [esp + 0x87c]
mov ecx, dword [esp + 8]
lea eax, [esp + 0xc]
push 0x100
push eax
push dword [esp + 0x878]
add ecx, 0x30c
call fcn.0040fbb0
push ebp
lea eax, [esp + 0xc]
push eax
call fcn.00410784
pop ebp
add esp, 0x864
ret 0x20
push 0x20
pop ebp
push ebp
lea eax, [esi + 0x20]
push eax
lea eax, [esp + 0x1c]
push eax
call fcn.00422c30
add esp, 0xc
lea eax, [esp + 0x14]
push ebx
push ebx
push ebp
push eax
call fcn.00410695
push ebp
lea eax, [esi + 0x44]
push eax
lea eax, [esp + 0x3c]
push eax
call fcn.00422c30
push ebp
lea eax, [esi + 0x64]
push eax
lea eax, [esp + 0x68]
push eax
call fcn.00422c30
add esp, 0x18
jmp 0x406f1d
Function at 0x407074
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0x1bc
push ebx
mov ebx, dword [esp + 0x1c8]
push ebp
push esi
push edi
push 0x40
pop edi
cmp ebx, edi
jbe 0x4070c9
lea eax, [esp + 0x164]
push eax
call fcn.00411355
push ebx
push dword [esp + 0x1d4]
lea eax, [esp + 0x16c]
push eax
call fcn.0041139b
lea eax, [esp + 0x54]
push eax
lea eax, [esp + 0x168]
push eax
call fcn.00411272
push 0x20
lea eax, [esp + 0x58]
pop ebx
jmp 0x4070d0
mov eax, dword [esp + 0x1d0]
mov ebp, dword [esp + 0x1e4]
mov dword [esp + 0x10], eax
test ebp, ebp
je 0x4070fb
mov ecx, dword [esp + 0x1e8]
cmp byte [ecx], 0
je 0x4070fb
push 0x1a
pop ecx
mov esi, ebp
lea edi, [esp + 0x94]
rep movsd dword es:[edi], dword [esi]
jmp 0x407159
xor edx, edx
test ebx, ebx
je 0x40711b
mov esi, eax
lea eax, [esp + 0x14]
sub esi, eax
lea ecx, [esp + 0x14]
add ecx, edx
mov al, byte [esi + ecx]
xor al, 0x36
inc edx
mov byte [ecx], al
cmp edx, ebx
jb 0x407109
cmp ebx, edi
jae 0x407135
mov eax, edi
lea ecx, [esp + 0x14]
sub eax, ebx
add ecx, ebx
push eax
push 0x36
push ecx
call fcn.00421020
add esp, 0xc
lea eax, [esp + 0x94]
push eax
call fcn.00411355
push edi
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x9c]
push eax
call fcn.0041139b
test ebp, ebp
je 0x407176
mov eax, dword [esp + 0x1e8]
cmp byte [eax], 0
jne 0x407176
push 0x1a
pop ecx
lea esi, [esp + 0x94]
mov edi, ebp
rep movsd dword es:[edi], dword [esi]
mov byte [eax], 1
push dword [esp + 0x1dc]
lea eax, [esp + 0x98]
push dword [esp + 0x1dc]
push eax
call fcn.0041139b
lea eax, [esp + 0x74]
push eax
lea eax, [esp + 0x98]
push eax
call fcn.00411272
mov ebp, dword [esp + 0x1ec]
test ebp, ebp
je 0x4071ca
mov eax, dword [esp + 0x1f0]
cmp byte [eax], 0
je 0x4071ca
push 0x1a
pop ecx
mov esi, ebp
lea edi, [esp + 0xfc]
rep movsd dword es:[edi], dword [esi]
jmp 0x407234
test ebx, ebx
je 0x4071ec
mov edx, dword [esp + 0x10]
lea eax, [esp + 0x14]
sub edx, eax
xor esi, esi
lea ecx, [esp + 0x14]
add ecx, esi
mov al, byte [edx + ecx]
xor al, 0x5c
inc esi
mov byte [ecx], al
cmp esi, ebx
jb 0x4071da
cmp ebx, 0x40
jae 0x407208
push 0x40
pop eax
sub eax, ebx
lea ecx, [esp + 0x14]
push eax
add ecx, ebx
push 0x5c
push ecx
call fcn.00421020
add esp, 0xc
lea eax, [esp + 0xfc]
push eax
call fcn.00411355
push 0x40
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x104]
push eax
call fcn.0041139b
test ebp, ebp
je 0x40724a
mov eax, dword [esp + 0x1f0]
cmp byte [eax], 0
jne 0x40724a
push 0x1a
pop ecx
lea esi, [esp + 0xfc]
mov edi, ebp
rep movsd dword es:[edi], dword [esi]
mov byte [eax], 1
push 0x20
lea eax, [esp + 0x78]
push eax
lea eax, [esp + 0x104]
push eax
call fcn.0041139b
push dword [esp + 0x1e0]
lea eax, [esp + 0x100]
push eax
call fcn.00411272
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1bc
ret 0x24
Function at 0x40727f
Capabilities:
Encode data using xor

Disassembly:
push ebp
lea ebp, [esp - 0x58]
sub esp, 0x190
push ebx
push esi
mov esi, dword [ebp + 0x6c]
push edi
push 0x40
pop eax
cmp esi, eax
jae 0x407299
mov eax, esi
push eax
push dword [ebp + 0x68]
lea eax, [ebp - 0x48]
push eax
call fcn.00422c30
add esp, 0xc
mov dword [ebp + esi - 0x48], 0x1000000
xor eax, eax
push eax
push eax
push eax
push eax
lea eax, [ebp + 0x1c]
push eax
lea eax, [esi + 4]
push eax
lea eax, [ebp - 0x48]
push eax
push dword [ebp + 0x64]
push dword [ebp + 0x60]
call fcn.00407074
push 0x20
pop ebx
push ebx
lea eax, [ebp + 0x1c]
push eax
lea eax, [ebp - 4]
push eax
call fcn.00422c30
mov eax, dword [ebp + 0x7c]
add esp, 0xc
dec eax
mov byte [ebp + 0x56], 0
mov dword [ebp + 0x48], eax
xor esi, esi
mov byte [ebp + 0x57], 0
push 0x10
pop eax
mov dword [ebp + 0x4c], eax
mov dword [ebp + 0x50], eax
mov eax, dword [ebp + 0x70]
mov dword [ebp + 0x3c], eax
mov eax, dword [ebp + 0x74]
mov dword [ebp + 0x40], eax
mov eax, dword [ebp + 0x78]
mov dword [ebp + 0x44], eax
mov edi, dword [ebp + esi + 0x48]
test edi, edi
je 0x407365
lea eax, [ebp + 0x57]
push eax
lea eax, [ebp - 0xd0]
push eax
lea eax, [ebp + 0x56]
push eax
lea eax, [ebp - 0x138]
push eax
lea eax, [ebp - 0x68]
push eax
push ebx
lea eax, [ebp + 0x1c]
push eax
push dword [ebp + 0x64]
push dword [ebp + 0x60]
call fcn.00407074
push ebx
lea eax, [ebp - 0x68]
push eax
lea eax, [ebp + 0x1c]
push eax
call fcn.00422c30
add esp, 0xc
xor ecx, ecx
mov al, byte [ebp + ecx + 0x1c]
xor byte [ebp + ecx - 4], al
inc ecx
cmp ecx, ebx
jb 0x407353
sub edi, 1
jne 0x407316
push ebx
lea eax, [ebp - 4]
push eax
push dword [ebp + esi + 0x3c]
call fcn.00422c30
add esi, 4
add esp, 0xc
cmp esi, 0xc
jb 0x40730e
push 0x44
lea eax, [ebp - 0x48]
push eax
call fcn.00410784
push ebx
lea eax, [ebp - 4]
push eax
call fcn.00410784
push ebx
lea eax, [ebp + 0x1c]
push eax
call fcn.00410784
push ebx
lea eax, [ebp - 0x68]
push eax
call fcn.00410784
pop edi
pop esi
pop ebx
add ebp, 0x58
leave
ret 0x20
Function at 0x40a5c7
Capabilities:
Move file

Disassembly:
mov eax, 0x433954
call fcn.0041fd6c
mov eax, 0x5044
call fcn.0041fe40
push ebx
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x4050]
push edi
mov ebx, 0x800
push ebx
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetLongPathNameW]
test eax, eax
je 0x40a788
cmp eax, ebx
jae 0x40a788
push ebx
lea eax, [ebp - 0x5050]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetShortPathNameW]
test eax, eax
je 0x40a788
cmp eax, ebx
jae 0x40a788
lea eax, [ebp - 0x4050]
push eax
call fcn.0040d6a9
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x5050]
push eax
call fcn.0040d6a9
mov edi, eax
xor ebx, ebx
cmp word [edi], bx
je 0x40a788
push edi
push dword [ebp - 0x10]
call fcn.00413306
test eax, eax
je 0x40a788
push edi
push esi
call fcn.0040d6a9
push eax
call fcn.00413306
test eax, eax
jne 0x40a788
mov word [ebp - 0x1010], ax
mov edi, ebx
test ax, ax
jne 0x40a6e8
push 0x800
push esi
lea eax, [ebp - 0x1010]
push eax
call fcn.00411928
push edi
push str.rtmp_d
push 0x800
lea eax, [ebp - 0x1010]
push eax
call fcn.0040d6a9
push eax
call fcn.00404a00
add esp, 0x10
lea eax, [ebp - 0x1010]
push eax
call fcn.0040b4a1
test al, al
je 0x40a6cd
xor eax, eax
mov word [ebp - 0x1010], ax
jmp 0x40a6d4
mov ax, word [ebp - 0x1010]
add edi, 0x7b
cmp edi, 0x2710
jl 0x40a67b
test ax, ax
je 0x40a788
mov edi, 0x800
lea eax, [ebp - 0x3050]
push edi
push esi
push eax
call fcn.00411928
push edi
push dword [ebp - 0x10]
lea eax, [ebp - 0x3050]
push eax
call fcn.0040d71f
lea eax, [ebp - 0x1010]
push eax
lea eax, [ebp - 0x3050]
push eax
call dword [sym.imp.KERNEL32.dll_MoveFileW]
test eax, eax
je 0x40a788
lea ecx, [ebp - 0x2050]
call fcn.0040a79b
push esi
mov dword [ebp - 4], ebx
call fcn.0040b4a1
test al, al
jne 0x40a74b
push 0x12
push esi
lea ecx, [ebp - 0x2050]
call fcn.0040a8ae
mov bl, al
lea eax, [ebp - 0x3050]
push eax
lea eax, [ebp - 0x1010]
push eax
call dword [sym.imp.KERNEL32.dll_MoveFileW]
test bl, bl
je 0x40a779
lea ecx, [ebp - 0x2050]
call fcn.0040a860
lea ecx, [ebp - 0x2050]
call fcn.0040a98e
lea ecx, [ebp - 0x2050]
call fcn.0040a7df
mov al, 1
jmp 0x40a78a
xor al, al
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret 4
Function at 0x40ab20
Capabilities:
Check if file exists

Disassembly:
mov eax, 0x1050
call fcn.0041fe40
push ebx
mov ebx, dword [esp + 0x105c]
push ebp
push edi
mov edi, ecx
and dword [edi + 0x1034], 0
cmp byte [edi + 0x30], 0
jne 0x40ab4c
test bl, 4
jne 0x40ab4c
xor al, al
jmp 0x40ab4e
mov al, 1
push esi
mov esi, ebx
shr esi, 1
not esi
and esi, 1
inc esi
shl esi, 0x1e
test bl, 1
je 0x40ab67
or esi, 0x40000000
shr ebx, 3
not ebx
and ebx, 1
test al, al
je 0x40ab76
or ebx, 2
lea ecx, [esp + 0x18]
call fcn.004079c5
cmp byte [edi + 0x24], 0
je 0x40ab8b
or esi, 0x100
push 0
push 0x8000000
push 3
push 0
push ebx
push esi
push dword [esp + 0x107c]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
cmp ebp, 0xffffffff
jne 0x40abfb
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [esp + 0x10], eax
lea eax, [esp + 0x18]
push 0x800
push eax
push dword [esp + 0x106c]
call fcn.0040cf12
test al, al
je 0x40ac08
push 0
push 0x8000000
push 3
push 0
push ebx
push esi
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
jne 0x40ac03
mov dword [esp + 0x10], eax
jmp 0x40ac03
mov eax, dword [esp + 0x10]
mov dword [esp + 0x10], eax
cmp ebp, 0xffffffff
jne 0x40ac19
cmp dword [esp + 0x10], 2
jne 0x40ac19
mov dword [edi + 0x1034], 1
cmp byte [edi + 0x24], 0
pop esi
je 0x40ac3f
cmp ebp, 0xffffffff
je 0x40ac3f
or dword [esp + 0xc], 0xffffffff
lea eax, [esp + 0xc]
or dword [esp + 0x10], 0xffffffff
push 0
push eax
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_SetFileTime]
xor eax, eax
cmp ebp, 0xffffffff
mov byte [edi + 0x1c], al
mov dword [edi + 0x10], eax
setne bl
mov byte [edi + 0x15], al
je 0x40ac6e
push 0x800
push dword [esp + 0x1064]
lea ecx, [edi + 0x32]
mov dword [edi + 8], ebp
push ecx
call fcn.00411928
mov byte [edi + 0x25], 0
pop edi
pop ebp
mov al, bl
pop ebx
add esp, 0x1050
ret 8
Function at 0x40b1ea
Capabilities:
Write file on windows

Disassembly:
push ecx
push ecx
push ebp
push esi
mov esi, dword [esp + 0x18]
mov ebp, ecx
test esi, esi
jne 0x40b1ff
mov al, 1
jmp 0x40b31a
cmp dword [ebp + 0x10], 1
lea ecx, [ebp + 8]
mov dword [esp + 0xc], ecx
jne 0x40b21b
push 0xfffffffffffffff5
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
lea ecx, [ebp + 8]
mov dword [ecx], eax
jmp 0x40b21f
mov dword [esp + 0xc], ecx
push ebx
push edi
and dword [esp + 0x10], 0
xor bl, bl
cmp dword [ebp + 0x10], 0
je 0x40b273
xor edi, edi
test esi, esi
je 0x40b294
mov eax, esi
sub eax, edi
cmp eax, 0x4000
jb 0x40b244
mov eax, 0x4000
push 0
lea edx, [esp + 0x14]
push edx
push eax
mov eax, dword [esp + 0x28]
add eax, edi
push eax
push dword [ecx]
call dword [sym.imp.KERNEL32.dll_WriteFile]
cmp eax, 1
sete bl
jne 0x40b290
mov ecx, dword [esp + 0x14]
add edi, 0x4000
cmp edi, esi
jb 0x40b234
jmp 0x40b290
push 0
lea eax, [esp + 0x14]
push eax
push esi
push dword [esp + 0x28]
push dword [ecx]
call dword [sym.imp.KERNEL32.dll_WriteFile]
lea ebx, [eax - 1]
neg ebx
sbb bl, bl
inc bl
test bl, bl
jne 0x40b312
cmp byte [ebp + 0x1e], 0
je 0x40b312
cmp dword [ebp + 0x10], 0
jne 0x40b312
push 0
lea edi, [ebp + 0x32]
mov ecx, 0x4430c4
push edi
call fcn.0040763a
test al, al
je 0x40b305
mov ecx, dword [esp + 0x14]
cmp dword [esp + 0x10], esi
jae 0x40b221
cmp dword [esp + 0x10], 0
jbe 0x40b221
mov edi, dword [ebp]
push 0
mov esi, dword [edi + 0x14]
mov ecx, esi
call dword [0x434278]
mov ecx, ebp
call esi
sub eax, dword [esp + 0x14]
mov ecx, dword [edi + 0x10]
sbb edx, 0
push edx
push eax
call dword [0x434278]
mov ecx, ebp
call dword [edi + 0x10]
mov esi, dword [esp + 0x20]
mov ecx, dword [esp + 0x14]
jmp 0x40b221
push edi
push 0
mov ecx, 0x4430c4
call fcn.00407931
pop edi
mov al, bl
mov byte [ebp + 0xc], 1
pop ebx
pop esi
pop ebp
pop ecx
pop ecx
ret 8

Function at 0x40b4b3
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041fe40
push esi
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x40b4f8
push 0x800
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 8]
call fcn.0040cf12
test al, al
je 0x40b4f8
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
mov esi, eax
mov eax, esi
pop esi
leave
ret 4
Function at 0x40b522
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041fe40
push esi
mov esi, dword [ebp + 8]
push esi
call fcn.0040d68d
movzx eax, word [eax]
cmp eax, 0x2e
je 0x40b553
cmp eax, 0x20
je 0x40b553
push 0
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
test eax, eax
jne 0x40b586
push esi
call fcn.0040b4a1
test al, al
jne 0x40b599
push 0x800
lea eax, [ebp - 0x1000]
push eax
push esi
call fcn.0040cf12
test al, al
je 0x40b599
push 0
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
test eax, eax
je 0x40b599
cmp byte [ebp + 0xc], 0
je 0x40b595
push dword [ebp + 0x10]
push esi
call fcn.0040b8c6
xor eax, eax
jmp 0x40b5b1
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
push 2
pop eax
cmp ecx, eax
je 0x40b5b1
xor eax, eax
cmp ecx, 3
sete al
inc eax
pop esi
leave
ret 0xc

Function at 0x40b8c6
Capabilities:
Set file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041fe40
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
setne bl
test eax, eax
jne 0x40b916
push 0x800
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 8]
call fcn.0040cf12
test al, al
je 0x40b916
push dword [ebp + 0xc]
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
setne bl
mov al, bl
pop ebx
leave
ret 8
Function at 0x40ba74
Capabilities:
Check if file exists
Enumerate files on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1250
call fcn.0041fe40
push ebx
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x250]
push edi
or edi, 0xffffffff
mov ebx, 0x800
push eax
cmp esi, edi
jne 0x40bb00
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov esi, eax
cmp esi, edi
jne 0x40bb1b
push ebx
lea eax, [ebp - 0x1250]
push eax
push dword [ebp + 0xc]
call fcn.0040cf12
test al, al
je 0x40bad7
lea eax, [ebp - 0x250]
push eax
lea eax, [ebp - 0x1250]
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov esi, eax
cmp esi, edi
jne 0x40bb1b
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
je 0x40baf0
cmp eax, 3
je 0x40baf0
cmp eax, 0x12
je 0x40baf0
mov al, 1
jmp 0x40baf2
xor al, al
mov edi, dword [ebp + 0x10]
mov byte [edi + 0x1044], al
jmp 0x40bbdd
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x40bb1b
mov esi, edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x12
setne al
jmp 0x40baf2
mov edi, dword [ebp + 0x10]
push ebx
push dword [ebp + 0xc]
push edi
call fcn.00411928
push ebx
lea eax, [ebp - 0x224]
push eax
push edi
call fcn.0040d71f
mov ecx, dword [ebp - 0x234]
xor eax, eax
add eax, dword [ebp - 0x230]
mov dword [edi + 0x1000], eax
mov eax, dword [ebp - 0x250]
adc ecx, 0
mov dword [edi + 0x1008], eax
mov eax, dword [ebp - 0x24c]
mov dword [edi + 0x1004], ecx
mov ecx, dword [ebp - 0x248]
mov dword [edi + 0x1028], eax
mov eax, dword [ebp - 0x244]
mov dword [edi + 0x102c], ecx
mov ecx, dword [ebp - 0x240]
mov dword [edi + 0x1030], eax
mov eax, dword [ebp - 0x23c]
mov dword [edi + 0x1034], ecx
mov ecx, dword [ebp - 0x238]
mov dword [edi + 0x1038], eax
lea eax, [ebp - 0x23c]
mov dword [edi + 0x103c], ecx
lea ecx, [edi + 0x1010]
push eax
call fcn.00412914
lea eax, [ebp - 0x24c]
push eax
lea ecx, [edi + 0x1018]
call fcn.00412914
lea eax, [ebp - 0x244]
push eax
lea ecx, [edi + 0x1020]
call fcn.00412914
and dword [edi + 0x1040], 0
mov eax, esi
pop edi
pop esi
pop ebx
leave
ret 0xc

Function at 0x40c345
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x114
cmp byte [0x4430dc], 0
jne 0x40c3a2
lea eax, [ebp - 0x114]
mov dword [ebp - 0x114], 0x114
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
cmp dword [ebp - 0x110], 0xa
ja 0x40c392
jne 0x40c38e
cmp dword [ebp - 0x108], 0x55f0
jb 0x40c38e
call fcn.0040c3d7
test al, al
je 0x40c392
xor al, al
jmp 0x40c394
mov al, 1
mov byte [0x4430dd], al
mov byte [0x4430dc], 1
leave
ret
mov al, byte [0x4430dd]
leave
ret
Function at 0x40cf12
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041fe40
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
cmp word [esi], 0
je 0x40d093
push esi
call fcn.0040d0a7
push esi
call fcn.00424e13
pop ecx
push esi
mov edi, eax
call fcn.0040d0d2
test al, al
je 0x40cfc7
push esi
call fcn.0040d0a7
test al, al
je 0x40cf81
lea eax, [edi + 4]
cmp dword [ebp + 0x10], eax
jbe 0x40d093
push dword [ebp + 0x10]
push 0x4349f8
push dword [ebp + 0xc]
call fcn.00411928
push dword [ebp + 0x10]
push esi
push dword [ebp + 0xc]
call fcn.00411900
mov al, 1
jmp 0x40d095
push 0x5c
pop eax
cmp word [esi], ax
jne 0x40d093
lea ebx, [esi + 2]
cmp word [ebx], ax
jne 0x40d093
mov esi, dword [ebp + 0x10]
lea eax, [edi + 6]
cmp esi, eax
jbe 0x40d093
push esi
push 0x4349f8
push dword [ebp + 0xc]
call fcn.00411928
push esi
push 0x434a04
push dword [ebp + 0xc]
call fcn.00411900
push esi
push ebx
jmp 0x40cf72
lea eax, [ebp - 0x1000]
mov ebx, 0x7ff
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
test eax, eax
je 0x40d093
cmp eax, ebx
ja 0x40d093
movzx eax, word [esi]
push eax
call fcn.0040d1ac
test al, al
je 0x40d032
lea eax, [edi + 6]
mov edi, dword [ebp + 0x10]
cmp edi, eax
jbe 0x40d093
push edi
push 0x4349f8
push dword [ebp + 0xc]
call fcn.00411928
xor eax, eax
mov word [ebp - 0xffc], ax
lea eax, [ebp - 0x1000]
push edi
push eax
push dword [ebp + 0xc]
call fcn.00411900
push edi
jmp 0x40cf71
push 0x800
lea eax, [ebp - 0x1000]
push eax
call fcn.0040ca80
lea eax, [ebp - 0x1000]
push eax
call fcn.00424e13
add edi, 4
add eax, edi
mov edi, dword [ebp + 0x10]
pop ecx
cmp edi, eax
jbe 0x40d093
push edi
push 0x4349f8
push dword [ebp + 0xc]
call fcn.00411928
push edi
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 0xc]
call fcn.00411900
cmp word [esi], 0x2e
jne 0x40d02c
movzx eax, word [esi + 2]
push eax
call fcn.0040d1ac
test al, al
je 0x40d02c
add esi, 4
jmp 0x40d02c
xor al, al
pop edi
pop esi
pop ebx
leave
ret 0xc
Function at 0x40de45
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
xor eax, eax
push ebx
push esi
mov esi, dword [esp + 0x10]
xor ebx, ebx
inc eax
mov cl, bl
cmp esi, eax
jbe 0x40de62
xor cl, byte [eax + edx]
inc eax
cmp eax, esi
jb 0x40de5a
cmp cl, byte [edx]
jne 0x40de9d
push esi
push edx
push 0xffffffffffffffff
call fcn.00406773
not eax
mov ecx, ebx
cmp dword [ecx + 0x440044], eax
jne 0x40de83
cmp dword [ecx + 0x440040], esi
je 0x40de8e
add ecx, 0xc
inc ebx
cmp ecx, 0x48
jb 0x40de73
jmp 0x40de9d
imul eax, ebx, 0xc
mov ecx, dword [eax + 0x440048]
mov eax, dword [esp + 0x14]
mov dword [eax], ecx
pop esi
pop ebx
ret 0xc

Function at 0x40f9d5
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push ecx
push ecx
push ebx
push ebp
xor ebp, ebp
push edi
mov ecx, ebp
movzx eax, byte [ecx + str.cw]
mov byte [eax + 0x4470f0], cl
inc ecx
cmp ecx, 0x100
jl 0x40f9de
mov al, byte [ebp + str.cw]
mov byte [esp + 0x10], al
push 2
push dword [esp + 0x14]
mov byte [ebp*4 + 0x447df1], al
mov byte [ebp*4 + 0x447df0], al
mov byte [ebp*4 + 0x4479f3], al
mov byte [ebp*4 + 0x4479f0], al
mov byte [ebp*4 + 0x4475f3], al
mov byte [ebp*4 + 0x4475f2], al
mov byte [ebp*4 + 0x4471f2], al
mov byte [ebp*4 + 0x4471f1], al
call fcn.00410219
push 3
push dword [esp + 0x14]
mov byte [ebp*4 + 0x447df3], al
mov byte [ebp*4 + 0x4479f2], al
mov byte [ebp*4 + 0x4475f1], al
mov byte [ebp*4 + 0x4471f0], al
call fcn.00410219
mov bl, byte [ebp + 0x4470f0]
push 0xb
mov byte [esp + 0x10], bl
push dword [esp + 0x10]
mov byte [ebp*4 + 0x447df2], al
mov byte [ebp*4 + 0x4479f1], al
mov byte [ebp*4 + 0x4475f0], al
mov byte [ebp*4 + 0x4471f3], al
call fcn.00410219
movzx edi, bl
push 9
push dword [esp + 0x10]
mov byte [ebp*4 + 0x448df2], al
mov byte [ebp*4 + 0x4489f1], al
mov byte [ebp*4 + 0x4485f0], al
mov byte [ebp*4 + 0x4481f3], al
mov byte [edi*4 + 0x449df2], al
mov byte [edi*4 + 0x4499f1], al
mov byte [edi*4 + 0x4495f0], al
mov byte [edi*4 + 0x4491f3], al
call fcn.00410219
push 0xd
push dword [esp + 0x10]
mov byte [ebp*4 + 0x448df0], al
mov byte [ebp*4 + 0x4489f3], al
mov byte [ebp*4 + 0x4485f2], al
mov byte [ebp*4 + 0x4481f1], al
mov byte [edi*4 + 0x449df0], al
mov byte [edi*4 + 0x4499f3], al
mov byte [edi*4 + 0x4495f2], al
mov byte [edi*4 + 0x4491f1], al
call fcn.00410219
push 0xe
push dword [esp + 0x10]
mov byte [ebp*4 + 0x448df1], al
mov byte [ebp*4 + 0x4489f0], al
mov byte [ebp*4 + 0x4485f3], al
mov byte [ebp*4 + 0x4481f2], al
mov byte [edi*4 + 0x449df1], al
mov byte [edi*4 + 0x4499f0], al
mov byte [edi*4 + 0x4495f3], al
mov byte [edi*4 + 0x4491f2], al
call fcn.00410219
mov byte [ebp*4 + 0x448df3], al
mov byte [ebp*4 + 0x4489f2], al
mov byte [ebp*4 + 0x4485f1], al
mov byte [ebp*4 + 0x4481f0], al
inc ebp
mov byte [edi*4 + 0x449df3], al
mov byte [edi*4 + 0x4499f2], al
mov byte [edi*4 + 0x4495f1], al
mov byte [edi*4 + 0x4491f0], al
cmp ebp, 0x100
jl 0x40f9f4
pop edi
pop ebp
pop ebx
pop ecx
pop ecx
ret