joyce8/EMBER2024-capa huggingface dataset:
Function at 0x47edf0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
jne 0x47ee1b
pop esi
pop ebp
add esp, 0xc
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x24]
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x47ee6a
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [edi]
push ebx
push dword [esp + 0x2c]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x28], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov ebx, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x28], ebx
jmp 0x47ee72
mov eax, dword [esp + 0x24]
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 + 0x30]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x47eee6
mov ebp, dword [esp + 0x14]
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 0x47eea0
mov ebp, dword [esp + 0x20]
mov ebx, dword [esp + 0x18]
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jae 0x47ef15
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 0x47eef0
pop edi
pop ebx
mov eax, esi
pop esi
pop ebp
add esp, 0xc
ret
Function at 0x47ef20
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.00442090
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 0x47f0a2
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 0x47efa2
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 0x47f016
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 0x47efd0
mov ebp, dword [esp + 0x20]
mov ebx, dword [esp + 0x18]
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jae 0x47f045
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 0x47f020
push dword [esp + 0x30]
call fcn.00442090
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 0x47f070
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 [0x4f2004]
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 0x47f170
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 0x47f196
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 0x47f1ce
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.00442090
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 0x47f225
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 0x47f234
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov ecx, dword [esp + 4]
test ecx, ecx
je 0x47f245
push 0
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
add esp, 0xc
ret
Function at 0x47fe80
Capabilities:
Encode data using xor

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
xor esi, esi
test edi, edi
je 0x47fecc
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 0x47fe91
pop ebx
pop edi
pop esi
ret
Function at 0x48f0fd
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
xor edx, edx
push esi
mov esi, dword [ebp + 0xc]
cmp dword [ebp + 0x10], edx
jbe 0x48f120
movzx eax, byte [esi + edx]
xor eax, ecx
imul ecx, eax, 0x1000193
inc edx
cmp edx, dword [ebp + 0x10]
jb 0x48f10e
mov eax, ecx
pop esi
pop ebp
ret

Function at 0x49d47e
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
call fcn.004b3f2e
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 0x49d4bd
sub eax, 1
je 0x49d4b8
sub eax, 1
je 0x49d4b4
xor eax, eax
leave
ret
push 3
jmp 0x49d4bf
xor eax, eax
inc eax
leave
ret
push 2
pop eax
leave
ret

Function at 0x49eaf0
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x49eb2f
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x49eb2f
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x49eb2f
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x49eb2f
cmp dword [ecx + 0x74], 0xe
jbe 0x49eb2f
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret
Function at 0x4afa57
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.0049e5e0
mov eax, dword [0x4f2480]
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.004bafe8
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x4afa99
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x4afbf5
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.0049dfc0
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 + 0x4f5210]
push dword [edi + eax + 0x24]
push dword [edi + eax + 0x20]
push ebx
call fcn.004b35e3
mov ecx, dword [esi*4 + 0x4f5210]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [edi + ecx + 0x20]
jne 0x4afbee
cmp eax, dword [edi + ecx + 0x24]
jne 0x4afbee
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [edi + ecx + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4afbee
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004b35e3
add esp, 0x14
test edx, edx
jl 0x4afbee
jg 0x4afb64
test eax, eax
jb 0x4afbee
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x4afbee
jl 0x4afb7e
cmp dword [ebp - 0x1008], eax
ja 0x4afbee
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x4afb9c
test ebx, ebx
je 0x4afbd5
cmp ecx, edi
jae 0x4afbd5
mov al, byte [ecx]
cmp al, 0xd
jne 0x4afbb6
lea eax, [edi - 1]
cmp ecx, eax
jae 0x4afbc2
cmp byte [ecx + 1], 0xa
jne 0x4afbc2
inc ecx
jmp 0x4afbc2
movzx eax, al
movsx eax, byte [eax + 0x4f2640]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x4afb9c
cmp edx, ebx
jne 0x4afb9c
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x4afbf3
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.0049d991
leave
ret
Function at 0x4b2f7a
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x4f2480]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0x4e2028
push esi
call fcn.004befdd
pop ecx
pop ecx
test eax, eax
jne 0x4b2fa8
xor al, al
jmp 0x4b3025
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.004b2cb1
mov edx, eax
add esp, 0x10
test edx, edx
jne 0x4b2fe2
push dword [ebp - 0x210]
call fcn.004a2c03
xor al, al
jmp 0x4b3023
mov ecx, edx
push edi
lea edi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x4b2fe8
sub ecx, edi
sar ecx, 1
pop edi
cmp ecx, 3
je 0x4b3008
push edx
call fcn.004b2eb0
pop ecx
test al, al
je 0x4b2fd3
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 1
jbe 0x4b3016
mov bl, 1
push dword [ebp - 0x210]
call fcn.004a2c03
mov al, bl
pop ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0049d991
leave
ret
Function at 0x4b94d5
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
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 + 0x4f5210]
mov dword [ebp - 0x10], ecx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4b9515
cmp byte [ebx], 0xa
jne 0x4b9515
or byte [eax + edi + 0x28], 4
jmp 0x4b951a
and byte [eax + edi + 0x28], 0xfb
add ecx, ebx
mov edx, ebx
mov dword [ebp - 0xc], ecx
mov esi, ebx
cmp ebx, ecx
jae 0x4b9618
mov al, byte [edx]
cmp al, 0x1a
je 0x4b95fa
lea ecx, [edx + 1]
mov dword [ebp - 8], ecx
mov ecx, dword [ebp - 0xc]
cmp al, 0xd
je 0x4b9549
mov edx, dword [ebp - 8]
mov byte [esi], al
jmp 0x4b956e
mov eax, dword [ebp - 8]
cmp eax, ecx
jae 0x4b9578
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add edx, eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov ecx, dword [ebp - 0xc]
inc esi
cmp edx, ecx
jb 0x4b952b
jmp 0x4b9618
push 0
lea eax, [ebp - 0xc]
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 0x4b95f5
cmp dword [ebp - 0xc], 0
je 0x4b95f5
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx*4 + 0x4f5210]
test byte [eax + edi + 0x28], 0x48
je 0x4b95cf
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x4b95ba
mov byte [esi], dl
jmp 0x4b95cb
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x4f5210]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x4b9618
cmp byte [ebp - 1], 0xa
jne 0x4b95de
cmp esi, ebx
jne 0x4b95de
mov byte [esi], 0xa
jmp 0x4b9617
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.004b3601
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x4b9618
mov byte [esi], 0xd
jmp 0x4b9617
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx*4 + 0x4f5210]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x4b9614
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x4b9618
mov byte [esi], 0x1a
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4b9621
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, eax
and eax, 0x3f
sar ebx, 6
push edi
imul edi, eax, 0x38
push 0xa
mov eax, dword [ebx*4 + 0x4f5210]
pop edx
mov dword [ebp - 0x14], edx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4b9664
cmp word [esi], dx
jne 0x4b9664
or byte [edi + eax + 0x28], 4
jmp 0x4b9669
and byte [edi + eax + 0x28], 0xfb
lea edx, [esi + ecx*2]
mov eax, esi
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
cmp eax, edx
jae 0x4b97bc
mov dword [ebp - 0xc], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x10], edx
push 0x1a
pop edx
cmp cx, dx
mov edx, dword [ebp - 8]
je 0x4b979c
add eax, 2
cmp cx, word [ebp - 0xc]
je 0x4b96ab
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x4b96e1
cmp eax, edx
jae 0x4b96ed
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x14]
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 - 8]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
add esi, 2
cmp eax, edx
jb 0x4b9683
jmp 0x4b97bc
push 0
lea eax, [ebp - 0x14]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4b9798
cmp dword [ebp - 0x14], 0
je 0x4b9798
mov eax, dword [ebx*4 + 0x4f5210]
push 0xa
test byte [edi + eax + 0x28], 0x48
je 0x4b9770
mov dx, word [ebp - 4]
lea eax, [esi + 2]
pop ecx
mov dword [ebp - 0x18], eax
cmp dx, cx
jne 0x4b9739
mov word [esi], cx
jmp 0x4b976c
push 0xd
pop eax
mov word [esi], ax
mov eax, dword [ebx*4 + 0x4f5210]
movzx ecx, dx
shr ecx, 8
push 0xa
mov byte [edi + eax + 0x2a], dl
mov eax, dword [ebx*4 + 0x4f5210]
mov byte [edi + eax + 0x2b], cl
mov eax, dword [ebx*4 + 0x4f5210]
pop ecx
mov byte [edi + eax + 0x2c], cl
mov eax, dword [ebp - 0x18]
mov esi, eax
jmp 0x4b97bc
pop ebx
cmp word [ebp - 4], bx
jne 0x4b9781
cmp esi, dword [ebp + 0xc]
jne 0x4b9781
mov word [esi], bx
jmp 0x4b97b9
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.004b3601
add esp, 0x10
cmp word [ebp - 4], bx
je 0x4b97bc
push 0xd
jmp 0x4b97b5
mov ecx, dword [ebx*4 + 0x4f5210]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x4b97b3
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x4b97bc
push 0x1a
pop eax
mov word [esi], ax
add esi, 2
sub esi, dword [ebp + 0xc]
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4bbd54
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4e37b8
push 0x4e37b0
push str.FlsAlloc
push 0x1e
call fcn.004bbb81
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4bbd88
push dword [ebp + 8]
mov ecx, esi
call dword [0x4cd40c]
call esi
jmp 0x4bbd8e
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x4bbdd2
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4e37c8
push 0x4e37c0
push str.FlsGetValue
push 0x20
call fcn.004bbb81
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4bbe09
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 0x4bc609
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004bc2ab

Function at 0x4bc614
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004bc43a
Function at 0x4bed6b
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]
push dword [ebp + 0xc]
push ebx
call fcn.004bece7
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x4beee3
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x4beee3
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x4bee92
jg 0x4bedc4
test eax, eax
je 0x4bee88
push 1
push 0x1000
call fcn.004bddf7
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x4bedea
mov eax, dword [ebp + 0x14]
push 0xc
pop edi
mov byte [eax + 0x1c], 1
mov dword [eax + 0x18], edi
jmp 0x4bee7f
push 0x8000
push ebx
call fcn.004b748e
mov edi, dword [ebp + 0x14]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x4bee16
jg 0x4bee11
cmp ecx, 0x1000
jb 0x4bee16
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.004ba73b
add esp, 0x10
cmp eax, 0xffffffff
je 0x4bee5b
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 0x4bee11
jl 0x4bee42
test ecx, ecx
jne 0x4bee03
push dword [ebp - 0xc]
push ebx
call fcn.004b748e
push esi
call fcn.004bb27d
add esp, 0xc
xor edi, edi
jmp 0x4beef4
cmp byte [edi + 0x24], 0
je 0x4bee72
cmp dword [edi + 0x20], 5
jne 0x4bee72
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x4bee7d
mov edi, dword [edi + 0x18]
jmp 0x4bee7f
xor edi, edi
push esi
call fcn.004bb27d
pop ecx
jmp 0x4beef4
test ecx, ecx
jg 0x4bee54
jl 0x4bee92
test eax, eax
jae 0x4bee54
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004b3601
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x4beeb5
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x4bee54
jmp 0x4beeec
push ebx
call fcn.004bec7d
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x4bee54
mov esi, dword [ebp + 0x14]
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [esi + 0x24], 1
mov dword [esi + 0x20], eax
pop edi
mov byte [esi + 0x1c], 1
mov dword [esi + 0x18], edi
jmp 0x4beef4
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x4beef1
mov edi, dword [edi + 0x18]
jmp 0x4beef4
push 0x16
pop edi
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.004b3601
add esp, 0x10
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4c1c86
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 0x4c1d23
push ebx
push esi
call fcn.004c1c4f
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.004be1b3
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x4c1cd0
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4c1d22
push edi
push eax
call fcn.004bd125
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x4c1cf0
call fcn.004bb27d
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4c1d21
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.004be1b3
add esp, 0x20
test eax, eax
jne 0x4c1d0f
push edi
call fcn.004bb27d
jmp 0x4c1d17
push ebx
call fcn.004bb27d
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 0x4c1d26
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0x4c1d37
pop esi
ret
push ebx
push edi
push esi
call fcn.004c1c4f
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.004bd125
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x4c1d5f
push ebx
push esi
push edi
call fcn.0049f5a0
add esp, 0xc
push 0
call fcn.004bb27d
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0x4c2123
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004c1d74

Function at 0x4c8b90
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4c8bbd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4c8bbd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x10003ae0
Capabilities:
Enumerate pe sections

Disassembly:
push esi
mov esi, dword [esp + 0xc]
mov ecx, dword [esi + 4]
sub ecx, 1
js 0x10003b0b
mov eax, dword [esi + 8]
lea edx, [eax + ecx*4]
mov eax, dword [edx]
movzx eax, word [eax + 6]
cmp eax, 4
je 0x10003b1e
cmp eax, 0xd
je 0x10003b1e
sub edx, 4
sub ecx, 1
jns 0x10003af3
mov eax, dword [esi]
sub eax, 1
je 0x10003b2c
sub eax, 2
je 0x10003b25
mov eax, 2
pop esi
ret
mov eax, 1
pop esi
ret
mov edx, 0x100040e0
jmp 0x10003b31
mov edx, 0x10004020
mov ecx, dword [esp + 8]
mov eax, dword [esp + 0x18]
sub edx, eax
sub edx, 0xa
mov dword [ecx + 1], eax
mov eax, dword [esp + 0x10]
mov byte [ecx], 0xb8
mov byte [ecx + 5], 0xe9
mov dword [ecx + 6], edx
mov dword [ecx + 0x10], eax
mov eax, dword [esp + 0x14]
mov dword [ecx + 0xc], esi
mov dword [ecx + 0x14], eax
xor eax, eax
pop esi
ret

Function at 0xacf0c0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x14]
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, dword [esi]
mov ecx, dword [esi + 4]
test eax, eax
jle 0xacf11a
push edi
mov edi, dword [ebp + 0x10]
sub dword [ebp + 0xc], edi
mov dword [ebp + 8], eax
mov edi, edi
inc bl
lea edi, [edi + 1]
movzx ebx, bl
mov dl, byte [esi + ebx + 8]
add cl, dl
movzx ecx, cl
mov al, byte [esi + ecx + 8]
mov byte [esi + ebx + 8], al
add al, dl
movzx eax, al
mov byte [esi + ecx + 8], dl
movzx edx, byte [eax + esi + 8]
mov eax, dword [ebp + 0xc]
xor dl, byte [eax + edi - 1]
dec dword [ebp + 8]
mov byte [edi - 1], dl
jne 0xacf0e0
mov eax, dword [ebp + 0x14]
pop edi
mov dword [esi], ebx
mov dword [esi + 4], ecx
pop esi
pop ebx
pop ebp
ret