joyce8/EMBER2024-capa huggingface dataset:
Function at 0x47eab0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
push dword [esp + 0x24]
call fcn.00441bf0
mov edx, dword [ebp + 0xc]
mov ebx, eax
mov ecx, dword [ebp + 0x14]
mov dword [esp + 0x14], ebx
lea ecx, [ecx + edx*2]
add ecx, 0xc
push ecx
call dword [section..data]
mov esi, eax
add esp, 8
test esi, esi
je 0x47ec32
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x47eb32
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [esp + 0x28]
push ebx
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x38], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov eax, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x14], eax
push dword [esi + 4]
mov eax, dword [ebp]
call eax
push dword [esi + 8]
mov eax, dword [ebp]
call eax
mov eax, dword [esp + 0x1c]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x47eba6
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [esp + 0x18], eax
nop dword [eax]
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x13], al
lea eax, [esp + 0x13]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x1f], al
lea eax, [esp + 0x1f]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub ebx, 1
jne 0x47eb60
mov ebp, dword [esp + 0x20]
mov ebx, dword [esp + 0x18]
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jae 0x47ebd5
nop dword [eax + eax]
mov eax, dword [edi]
push 1
push 0x4dad9d
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x4dad9e
push dword [esi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [ebp + 0x10]
jb 0x47ebb0
push dword [esp + 0x30]
call fcn.00441bf0
mov ecx, dword [esi]
push eax
push dword [esp + 0x34]
push dword [esi + 4]
mov eax, dword [ecx + 4]
call eax
mov edi, dword [esp + 0x44]
add esp, 0x10
mov ebx, dword [esi]
test edi, edi
jne 0x47ec00
mov edi, dword [ebx + 0xc]
add edi, dword [esi + 8]
push dword [esi + 4]
mov eax, dword [ebx + 8]
push edi
call eax
push dword [ebx + 0x14]
mov eax, dword [ebx + 4]
push edi
push dword [esi + 8]
call eax
push dword [esi + 8]
mov eax, dword [ebx + 8]
push edi
call eax
push esi
call dword [0x4f3004]
add esp, 0x20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0xc
ret
Function at 0x47ed00
Capabilities:
Create new key via cryptacquirecontext
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
lea eax, [esp + 4]
push 0xf0000040
push 0x18
push 0
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
jne 0x47ed26
mov eax, 0x1b
add esp, 0xc
ret
lea eax, [esp + 8]
push eax
push 0
push 0
push 0x800c
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x47ed5e
push eax
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esp + 4], 0
mov eax, 2
add esp, 0xc
ret
push dword [esp + 0x18]
call fcn.00441bf0
add esp, 4
push 0
push eax
push dword [esp + 0x1c]
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 4]
mov dword [esp + 4], 0
push eax
push 0
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
cmp dword [esp], 0x20
jne 0x47edb5
push 0
lea eax, [esp + 4]
push eax
push dword [esp + 0x18]
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
mov eax, dword [esp + 8]
test eax, eax
je 0x47edc4
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov ecx, dword [esp + 4]
test ecx, ecx
je 0x47edd5
push 0
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
add esp, 0xc
ret
Function at 0x47fa10
Capabilities:
Encode data using xor

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
xor esi, esi
test edi, edi
je 0x47fa5c
push ebx
mov ebx, dword [esp + 0x10]
mov cl, byte [esi + ebx]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [esi + ebx], cl
inc esi
cmp esi, edi
jb 0x47fa21
pop ebx
pop edi
pop esi
ret
Function at 0x49cdb3
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
call fcn.004b3a9e
push 2
lea ecx, [ebp - 4]
push ecx
mov eax, dword [eax + 0x14]
push 0x22
push eax
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoEx]
movzx eax, word [ebp - 4]
sub eax, 0x30
je 0x49cdf2
sub eax, 1
je 0x49cded
sub eax, 1
je 0x49cde9
xor eax, eax
leave
ret
push 3
jmp 0x49cdf4
xor eax, eax
inc eax
leave
ret
push 2
pop eax
leave
ret

Function at 0x49e4a0
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x49e4df
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x49e4df
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x49e4df
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x49e4df
cmp dword [ecx + 0x74], 0xe
jbe 0x49e4df
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret
Function at 0x4af503
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.0049df10
mov eax, dword [0x4f3480]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.004babb1
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x4af545
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x4af6a1
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.0049d8f0
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0x4f6218]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.004b3154
mov ecx, dword [esi*4 + 0x4f6218]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [ecx + edi + 0x20]
jne 0x4af69a
cmp eax, dword [ecx + edi + 0x24]
jne 0x4af69a
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [ecx + edi + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4af69a
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004b3154
add esp, 0x14
test edx, edx
jl 0x4af69a
jg 0x4af610
test eax, eax
jb 0x4af69a
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x4af69a
jl 0x4af62a
cmp dword [ebp - 0x1008], eax
ja 0x4af69a
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x4af648
test ebx, ebx
je 0x4af681
cmp ecx, edi
jae 0x4af681
mov al, byte [ecx]
cmp al, 0xd
jne 0x4af662
lea eax, [edi - 1]
cmp ecx, eax
jae 0x4af66e
cmp byte [ecx + 1], 0xa
jne 0x4af66e
inc ecx
jmp 0x4af66e
movzx eax, al
movsx eax, byte [eax + 0x4f3640]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x4af648
cmp edx, ebx
jne 0x4af648
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x4af69f
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.0049d2bd
leave
ret
Function at 0x4b2adc
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x4f3480]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0x4e2020
push esi
call fcn.004bec47
pop ecx
pop ecx
test eax, eax
jne 0x4b2b0a
xor al, al
jmp 0x4b2b87
push ebx
lea eax, [ebp - 0x210]
xor ebx, ebx
push eax
push 0x104
lea eax, [ebp - 0x20c]
mov dword [ebp - 0x210], ebx
push esi
push eax
call fcn.004b2811
mov edx, eax
add esp, 0x10
test edx, edx
jne 0x4b2b44
push dword [ebp - 0x210]
call fcn.004a25b3
xor al, al
jmp 0x4b2b85
mov ecx, edx
push edi
lea edi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x4b2b4a
sub ecx, edi
sar ecx, 1
pop edi
cmp ecx, 3
je 0x4b2b6a
push edx
call fcn.004b2a13
pop ecx
test al, al
je 0x4b2b35
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 1
jbe 0x4b2b78
mov bl, 1
push dword [ebp - 0x210]
call fcn.004a25b3
mov al, bl
pop ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0049d2bd
leave
ret
Function at 0x4b907b
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0x4f6218]
mov dword [ebp - 0xc], ecx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4b90bb
cmp byte [ebx], 0xa
jne 0x4b90bb
or byte [edi + eax + 0x28], 4
jmp 0x4b90c0
and byte [edi + eax + 0x28], 0xfb
add ecx, ebx
mov eax, ebx
mov dword [ebp - 0x10], ecx
mov esi, ebx
mov dword [ebp - 8], eax
cmp ebx, ecx
jae 0x4b91bf
mov dl, byte [eax]
cmp dl, 0x1a
je 0x4b91a2
inc eax
cmp dl, 0xd
je 0x4b90ec
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x4b9112
cmp eax, ecx
jae 0x4b9120
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add dword [ebp - 8], eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
xor edx, edx
inc edx
add esi, edx
cmp eax, ecx
jb 0x4b90d4
jmp 0x4b91bf
push 0
lea eax, [ebp - 0x10]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4b919d
cmp dword [ebp - 0x10], 0
je 0x4b919d
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x4f6218]
test byte [eax + edi + 0x28], 0x48
je 0x4b9177
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x4b9162
mov byte [esi], dl
jmp 0x4b9173
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x4f6218]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x4b91bf
cmp byte [ebp - 1], 0xa
jne 0x4b9186
cmp esi, ebx
jne 0x4b9186
mov byte [esi], 0xa
jmp 0x4b91be
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.004b3172
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x4b91bf
mov byte [esi], 0xd
jmp 0x4b91be
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x4f6218]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x4b91bc
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x4b91bf
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4b91c8
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
push esi
sar ecx, 6
push edi
imul edi, eax, 0x38
mov dword [ebp - 8], ecx
mov eax, dword [ecx*4 + 0x4f6218]
push 0xa
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4b920e
cmp word [ebx], dx
jne 0x4b920e
or byte [eax + edi + 0x28], 4
jmp 0x4b9213
and byte [eax + edi + 0x28], 0xfb
lea edx, [ebx + ecx*2]
mov eax, ebx
mov dword [ebp - 0xc], edx
mov esi, ebx
mov dword [ebp - 4], eax
cmp ebx, edx
jae 0x4b9376
mov dword [ebp - 0x10], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp - 0xc]
cmp ecx, 0x1a
je 0x4b9356
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x4b9254
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x4b928a
cmp eax, edx
jae 0x4b9298
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x18]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 0xc]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
push 2
pop ecx
add esi, ecx
cmp eax, edx
jb 0x4b922f
jmp 0x4b9376
push 0
lea eax, [ebp - 0x18]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4b9351
cmp dword [ebp - 0x18], 0
je 0x4b9351
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x4f6218]
test byte [eax + edi + 0x28], 0x48
je 0x4b9327
lea eax, [esi + 2]
mov dword [ebp - 0x1c], eax
mov ax, word [ebp - 4]
pop ecx
mov word [ebp - 2], ax
cmp ax, cx
jne 0x4b92eb
mov word [esi], cx
jmp 0x4b9322
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x4f6218]
mov dx, word [ebp - 2]
shr ecx, 8
push 0xa
mov byte [eax + edi + 0x2a], dl
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0x4f6218]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x4f6218]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x4b9376
pop eax
cmp word [ebp - 4], ax
jne 0x4b9337
cmp esi, ebx
jne 0x4b9337
mov word [esi], ax
jmp 0x4b9373
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.004b3172
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x4b9376
push 0xd
pop eax
jmp 0x4b9332
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x4f6218]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x4b9370
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x4b9376
mov word [esi], cx
add esi, 2
sub esi, ebx
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4bb923
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4e3808
push 0x4e3800
push str.FlsAlloc
push 0x1f
call fcn.004bb74e
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4bb957
push dword [ebp + 8]
mov ecx, esi
call dword [0x4cd40c]
call esi
jmp 0x4bb95d
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x4bb9a1
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4e3818
push 0x4e3810
push str.FlsGetValue
push 0x21
call fcn.004bb74e
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4bb9d8
push dword [ebp + 8]
mov ecx, esi
call dword [0x4cd40c]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x4bb9e0
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4e3820
push 0x4e3818
push str.FlsSetValue
push 0x22
call fcn.004bb74e
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4bba1a
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x4cd40c]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]

Function at 0x4bdc73
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x4f3480]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
cmp eax, 0x1a
jbe 0x4bdcb6
call fcn.004a35c0
mov dword [eax], 0xf
call fcn.004a35d3
mov dword [eax], 0xd
call fcn.004a2916
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049d2bd
leave
ret
test eax, eax
jne 0x4bdcbd
inc eax
jmp 0x4bdcaa
add eax, 0x40
push 0x3a
mov word [ebp - 0xc], ax
pop eax
mov word [ebp - 0xa], ax
push 0x5c
pop eax
mov word [ebp - 8], ax
xor eax, eax
mov word [ebp - 6], ax
lea eax, [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
mov ecx, eax
test ecx, ecx
je 0x4bdca8
xor eax, eax
cmp ecx, 1
setne al
jmp 0x4bdcaa
Function at 0x4be9e1
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
push dword [ebp + 0xc]
push ebx
call fcn.004be95d
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x4beb50
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x4beb50
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x4beb05
jg 0x4bea3d
test eax, eax
je 0x4beafb
push 1
push 0x1000
call fcn.004bd9d7
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x4bea60
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x4beaf2
push 0x8000
push ebx
call fcn.004b702f
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x4bea89
jg 0x4bea84
cmp ecx, 0x1000
jb 0x4bea89
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.004ba2e5
add esp, 0x10
cmp eax, 0xffffffff
je 0x4beace
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0x4bea84
jl 0x4beab5
test ecx, ecx
jne 0x4bea76
push dword [ebp - 0xc]
push ebx
call fcn.004b702f
push esi
call fcn.004bae46
add esp, 0xc
xor ebx, ebx
jmp 0x4beb5e
cmp byte [edi + 0x24], 0
je 0x4beae5
cmp dword [edi + 0x20], 5
jne 0x4beae5
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x4beaf0
mov ebx, dword [edi + 0x18]
jmp 0x4beaf2
xor ebx, ebx
push esi
call fcn.004bae46
pop ecx
jmp 0x4beb5e
test ecx, ecx
jg 0x4beac7
jl 0x4beb05
test eax, eax
jae 0x4beac7
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004b3172
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x4beb25
cmp byte [edi + 0x1c], 0
je 0x4beac7
jmp 0x4beb56
push ebx
call fcn.004be8f3
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x4beac7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [edi + 0x24], 1
mov dword [edi + 0x20], eax
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x4beb5e
cmp byte [edi + 0x1c], 0
je 0x4beb5b
mov ebx, dword [edi + 0x18]
jmp 0x4beb5e
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.004b3172
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4c18d8
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x4c1975
push ebx
push esi
call fcn.004c18a1
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.004bde60
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x4c1922
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4c1974
push edi
push eax
call fcn.004bccf4
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x4c1942
call fcn.004bae46
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4c1973
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.004bde60
add esp, 0x20
test eax, eax
jne 0x4c1961
push edi
call fcn.004bae46
jmp 0x4c1969
push ebx
call fcn.004bae46
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret

Function at 0x4c1978
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0x4c1989
pop esi
ret
push ebx
push edi
push esi
call fcn.004c18a1
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.004bccf4
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x4c19b1
push ebx
push esi
push edi
call fcn.0049ef50
add esp, 0xc
push 0
call fcn.004bae46
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0x4c1d81
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004c19c6

Function at 0x4c3efd
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.004bb1be
mov esi, dword [ebp + 8]
mov edi, eax
push 2
lea eax, [ebp - 4]
mov ecx, esi
push eax
and ecx, 0x3ff
push 0x20000001
or ecx, 0x400
push ecx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x4c3f6c
cmp esi, dword [ebp - 4]
je 0x4c3f67
cmp dword [ebp + 0xc], 0
je 0x4c3f67
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x4c3f44
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.004c3a4f
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x4c3f6e
xor eax, eax
inc eax
jmp 0x4c3f6e
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x4c3fd3
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x4f3480]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 8]
push edi
mov dword [ebp - 0x18], eax
call fcn.004bb1be
add eax, 0x50
lea edi, [ebp - 0x10]
mov dword [ebp - 0x14], eax
xor eax, eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call fcn.004bb1be
lea ecx, [ebp - 0x10]
xor edx, edx
mov dword [eax + 0x34c], ecx
lea ecx, [esi + 0x80]
mov eax, dword [ebp - 0x14]
mov dword [eax], esi
lea edi, [eax + 4]
mov dword [edi], ecx
test ecx, ecx
je 0x4c404a
cmp word [ecx], dx
je 0x4c404a
mov eax, dword [0x4e3dac]
push edi
dec eax
push eax
push 0x4e3c98
call fcn.004c3f72
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x4c40bd
cmp word [eax], dx
je 0x4c40bd
mov eax, dword [edi]
test eax, eax
je 0x4c406e
cmp word [eax], dx
je 0x4c406e
lea eax, [ebp - 0x10]
push eax
call fcn.004c3955
jmp 0x4c4077
lea eax, [ebp - 0x10]
push eax
call fcn.004c39f0
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x4c40e7
mov eax, dword [0x4e3c94]
push dword [ebp - 0x14]
dec eax
push eax
push 0x4e3988
call fcn.004c3f72
add esp, 0xc
test al, al
je 0x4c40e7
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x4c40b2
cmp word [eax], di
je 0x4c40b2
lea eax, [ebp - 0x10]
push eax
call fcn.004c3955
pop ecx
jmp 0x4c40e9
lea eax, [ebp - 0x10]
push eax
call fcn.004c39f0
jmp 0x4c40af
mov eax, dword [edi]
test eax, eax
je 0x4c40d4
cmp word [eax], dx
je 0x4c40d4
lea eax, [ebp - 0x10]
push eax
call fcn.004c390a
pop ecx
jmp 0x4c40e7
mov dword [ebp - 0x10], 0x104
call dword [sym.imp.KERNEL32.dll_GetUserDefaultLCID]
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], eax
xor edi, edi
cmp dword [ebp - 0x10], 0
je 0x4c41b2
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.004c3df7
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x4c41b2
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x4c41b2
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x4c41b2
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x4c413f
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.004bbbbc
test ebx, ebx
je 0x4c41ad
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.004bbbbc
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x4c41b2
push 0x40
lea eax, [ebx + 0x80]
push eax
push 0x1002
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x4c41b2
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.004c71b0
add esp, 0x10
xor eax, eax
inc eax
jmp 0x4c41b4
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049d2bd
leave
ret
Function at 0x4c8880
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4c88ad
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4c88ad
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret