joyce8/EMBER2024-capa huggingface dataset:
Function at 0x448cc0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 8]
cmp eax, 0x80
push ebx
push esi
push edi
mov edi, dword [esp + 0x10]
mov byte [edi], 0
jle 0x448cda
mov eax, 0x80
mov ecx, dword [esp + 0x1c]
test ecx, ecx
jle 0x448cea
cmp ecx, 0x400
jle 0x448cef
mov ecx, 0x400
test eax, eax
jle 0x448d0e
mov esi, dword [esp + 0x18]
push ebp
mov edx, edi
sub esi, edi
mov ebp, eax
mov edi, edi
mov bl, byte [esi + edx]
mov byte [edx], bl
add edx, 1
sub ebp, 1
jne 0x448d00
pop ebp
cmp eax, 0x80
movzx edx, byte [edi + eax - 1]
jge 0x448d40
mov esi, edi
sub esi, eax
mov edi, edi
movzx ebx, byte [esi + eax]
add ebx, edx
and ebx, 0xff
movzx edx, byte [ebx + 0x4f4448]
mov byte [eax + edi], dl
add eax, 1
cmp eax, 0x80
jl 0x448d20
lea edx, [ecx + 7]
neg ecx
sar edx, 3
mov eax, 0x80
and ecx, 7
sub eax, edx
lea esi, [eax + edi]
mov ebx, 0xff
sar ebx, cl
movzx ecx, byte [esi]
and ebx, ecx
test eax, eax
movzx ecx, byte [ebx + 0x4f4448]
mov byte [esi], cl
je 0x448d8a
mov edi, edi
movzx ebx, byte [esi + edx - 1]
sub esi, 1
xor ebx, ecx
movzx ecx, byte [ebx + 0x4f4448]
sub eax, 1
test eax, eax
mov byte [esi], cl
jne 0x448d70
lea ecx, [edi + 0xfc]
lea eax, [edi + 0x7e]
mov esi, 0x40
xor edx, edx
mov dh, byte [eax + 1]
sub ecx, 4
sub eax, 2
mov dl, byte [eax + 2]
and edx, 0xffff
sub esi, 1
mov dword [ecx + 4], edx
jne 0x448d98
pop edi
pop esi
pop ebx
ret
Function at 0x44a4b0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.004ac730
mov eax, dword [0x4e9040]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x38]
mov ecx, dword [esp + 0x34]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x40]
mov dword [esp + 4], eax
push ebx
push ebp
push esi
mov esi, dword [eax]
push edi
mov edi, dword [esp + 0x4c]
movzx edx, byte [edi + 1]
mov dword [esp + 0x18], ecx
movzx ecx, byte [edi]
lea eax, [edi + 1]
mov dword [esp + 0x28], eax
add eax, 1
shl edx, 0x10
add eax, 1
shl ecx, 0x18
or ecx, edx
xor edx, edx
mov dh, byte [eax - 1]
add eax, 1
movzx ebx, byte [eax + 1]
add eax, 1
add eax, 1
or ecx, edx
movzx edx, byte [eax - 3]
or ecx, edx
movzx edx, byte [eax - 2]
shl ebx, 0x10
shl edx, 0x18
or edx, ebx
xor ebx, ebx
mov bh, byte [eax]
mov ebp, dword [esp + 0x40]
mov dword [esp + 0x10], 0
mov dword [esp + 0x1c], ecx
mov byte [esp + 0x2f], cl
mov bl, byte [eax + 1]
mov eax, ecx
shr eax, 0x18
mov byte [esp + 0x2c], al
mov eax, ecx
shr eax, 0x10
mov byte [esp + 0x2d], al
or edx, ebx
mov eax, ecx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
cmp dword [esp + 0x44], 0
mov dword [esp + 0x20], edx
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
je 0x44a695
mov ebx, dword [esp + 0x3c]
sub dword [esp + 0x18], 1
test esi, esi
jne 0x44a5f9
mov ecx, dword [esp + 0x24]
push ecx
lea edx, [esp + 0x20]
push edx
call fcn.004496e0
mov ecx, dword [esp + 0x24]
mov eax, ecx
shr eax, 0x18
mov byte [esp + 0x34], al
mov edx, ecx
shr edx, 0x10
mov eax, ecx
shr eax, 8
mov byte [esp + 0x36], al
mov byte [esp + 0x35], dl
mov edx, dword [esp + 0x28]
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x38], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x39], al
mov eax, edx
shr eax, 8
add esp, 8
add dword [esp + 0x10], 1
mov byte [esp + 0x2f], cl
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
mov al, byte [esp + esi + 0x2c]
xor al, byte [ebx]
add esi, 1
mov byte [ebp], al
add ebp, 1
add ebx, 1
and esi, 7
cmp dword [esp + 0x18], 0
jne 0x44a593
cmp dword [esp + 0x10], 0
je 0x44a67c
mov eax, ecx
shr eax, 0x18
mov byte [edi], al
mov eax, dword [esp + 0x28]
mov ebx, ecx
shr ebx, 0x10
mov byte [eax], bl
mov ebx, ecx
add eax, 1
shr ebx, 8
mov byte [eax], bl
mov byte [eax + 1], cl
add eax, 1
add eax, 1
mov ecx, edx
shr ecx, 0x18
mov byte [eax], cl
mov ecx, edx
add eax, 1
shr ecx, 0x10
mov byte [eax], cl
add eax, 1
mov ecx, edx
shr ecx, 8
mov byte [eax], cl
mov byte [eax + 1], dl
mov edx, dword [esp + 0x14]
pop edi
mov dword [edx], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
mov eax, dword [esp + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
mov ecx, dword [esp + 0x14]
pop edi
mov dword [ecx], esi
mov ecx, dword [esp + 0x30]
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
Function at 0x44d7c0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.004ac730
mov eax, dword [0x4e9040]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x38]
mov ecx, dword [esp + 0x34]
push ebx
mov dword [esp + 0x18], eax
mov eax, dword [esp + 0x44]
mov dword [esp + 8], eax
xor edx, edx
push ebp
push esi
mov esi, dword [eax]
push edi
mov edi, dword [esp + 0x4c]
mov dh, byte [edi + 1]
lea eax, [edi + 1]
mov dword [esp + 0x28], eax
add eax, 1
mov dword [esp + 0x18], ecx
movzx ecx, byte [edi]
or ecx, edx
movzx edx, byte [eax]
add eax, 1
shl edx, 0x10
or ecx, edx
movzx edx, byte [eax]
add eax, 1
shl edx, 0x18
or ecx, edx
movzx edx, byte [eax]
add eax, 1
xor ebx, ebx
mov bh, byte [eax]
add eax, 1
mov ebp, dword [esp + 0x40]
mov byte [esp + 0x2c], cl
mov dword [esp + 0x10], 0
or edx, ebx
xor ebx, ebx
mov bh, byte [eax + 1]
mov bl, byte [eax]
mov eax, ecx
shr eax, 8
mov byte [esp + 0x2d], al
mov eax, ecx
shr eax, 0x10
mov byte [esp + 0x2e], al
shl ebx, 0x10
or edx, ebx
mov ebx, ecx
shr ecx, 0x18
mov byte [esp + 0x2f], cl
mov ecx, edx
mov eax, edx
mov dword [esp + 0x20], edx
mov byte [esp + 0x30], dl
shr ecx, 8
shr eax, 0x10
shr edx, 0x18
cmp dword [esp + 0x44], 0
mov dword [esp + 0x1c], ebx
mov byte [esp + 0x31], cl
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
je 0x44d9a1
sub dword [esp + 0x18], 1
test esi, esi
jne 0x44d8fd
mov ecx, dword [esp + 0x24]
push 1
push ecx
lea edx, [esp + 0x24]
push edx
call fcn.0044ae90
mov ebx, dword [esp + 0x28]
mov eax, ebx
shr eax, 8
mov ecx, ebx
shr ecx, 0x10
mov edx, ebx
shr edx, 0x18
mov byte [esp + 0x39], al
mov eax, dword [esp + 0x2c]
mov byte [esp + 0x3a], cl
mov byte [esp + 0x3b], dl
mov ecx, eax
mov edx, eax
mov byte [esp + 0x3c], al
shr ecx, 8
shr edx, 0x10
shr eax, 0x18
add esp, 0xc
add dword [esp + 0x10], 1
mov byte [esp + 0x2c], bl
mov byte [esp + 0x31], cl
mov byte [esp + 0x32], dl
mov byte [esp + 0x33], al
mov cl, byte [esp + esi + 0x2c]
mov eax, dword [esp + 0x3c]
xor cl, byte [eax]
add esi, 1
mov byte [ebp], cl
add eax, 1
add ebp, 1
and esi, 7
cmp dword [esp + 0x18], 0
mov dword [esp + 0x3c], eax
jne 0x44d897
cmp dword [esp + 0x10], 0
je 0x44d988
mov eax, dword [esp + 0x28]
mov byte [edi], bl
mov edx, ebx
shr edx, 8
mov byte [eax], dl
add eax, 1
mov ecx, ebx
shr ecx, 0x10
mov byte [eax], cl
mov ecx, dword [esp + 0x20]
add eax, 1
shr ebx, 0x18
mov byte [eax], bl
mov byte [eax + 1], cl
add eax, 1
add eax, 1
mov edx, ecx
shr edx, 8
mov byte [eax], dl
add eax, 1
mov edx, ecx
shr edx, 0x10
mov byte [eax], dl
shr ecx, 0x18
mov byte [eax + 1], cl
mov eax, dword [esp + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
mov ecx, dword [esp + 0x14]
pop edi
mov dword [ecx], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
pop edi
mov dword [edx], esi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
Function at 0x465a90
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x28
call fcn.004ac730
mov eax, dword [0x4e9040]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x34]
mov ecx, dword [esp + 0x3c]
push ebx
mov ebx, dword [esp + 0x3c]
push ebp
mov ebp, dword [esp + 0x38]
add ebp, 0xffffffff
lea edx, [ebp - 0x29]
cmp ebx, edx
push edi
mov edi, dword [esp + 0x38]
mov dword [esp + 0x14], eax
mov dword [esp + 0x18], ecx
jle 0x465af7
push 0x2d
push str..crypto_rsa_rsa_oaep.c
push 0x6e
push 0x79
push 4
call fcn.00418bd0
add esp, 0x14
pop edi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
cmp ebp, 0x29
jge 0x465b25
push 0x33
push str..crypto_rsa_rsa_oaep.c
push 0x78
push 0x79
push 4
call fcn.00418bd0
add esp, 0x14
pop edi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
push 0x37
lea eax, [ebp - 0x14]
push str..crypto_rsa_rsa_oaep.c
push eax
mov dword [esp + 0x18], eax
call fcn.0041c470
add esp, 0xc
test eax, eax
mov dword [esp + 0x10], eax
jne 0x465b6d
push 0x3a
push str..crypto_rsa_rsa_oaep.c
push 0x41
push 0x79
push 4
call fcn.00418bd0
add esp, 0x14
pop edi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
push esi
mov byte [edi], 0
lea esi, [edi + 1]
push 0
add edi, 0x15
call fcn.00422bb0
mov ecx, dword [esp + 0x20]
push eax
mov eax, dword [esp + 0x58]
push 0
push edi
push eax
push ecx
call fcn.0042b3e0
mov edx, ebp
sub edx, ebx
sub edx, 0x29
push edx
lea eax, [edi + 0x14]
push 0
push eax
call sub.VCRUNTIME140.dll_memset
mov edx, dword [esp + 0x3c]
mov ecx, edi
sub ecx, ebx
add ebp, ecx
push ebx
mov byte [ebp - 0x15], 1
push edx
add ebp, 0xffffffec
push ebp
call sub.VCRUNTIME140.dll_memcpy
push 0x14
push esi
call fcn.004229b0
add esp, 0x38
test eax, eax
jg 0x465be1
pop esi
pop edi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
call fcn.00422bb0
mov ebx, dword [esp + 0x10]
mov ebp, dword [esp + 0x14]
push eax
push 0x14
push esi
push ebx
push ebp
call fcn.00465920
add esp, 0x14
test ebx, ebx
jle 0x465c13
mov eax, edi
sub ebp, edi
mov ecx, ebx
mov dl, byte [eax + ebp]
xor byte [eax], dl
add eax, 1
sub ecx, 1
jne 0x465c06
call fcn.00422bb0
push eax
push ebx
push edi
lea eax, [esp + 0x2c]
push 0x14
push eax
call fcn.00465920
lea ecx, [esp + 0x34]
lea edi, [esp + 0x35]
lea ebp, [esp + 0x36]
lea edx, [esp + 0x37]
sub ecx, esi
sub edi, esi
sub ebp, esi
sub edx, esi
lea ebx, [esp + 0x38]
add esp, 0x14
sub ebx, esi
mov eax, esi
mov dword [esp + 0x10], ebx
mov esi, 4
movzx ebx, byte [ecx + eax]
xor byte [eax], bl
movzx ebx, byte [edi + eax]
xor byte [eax + 1], bl
movzx ebx, byte [eax + ebp]
xor byte [eax + 2], bl
movzx ebx, byte [edx + eax]
xor byte [eax + 3], bl
mov ebx, dword [esp + 0x10]
movzx ebx, byte [ebx + eax]
xor byte [eax + 4], bl
add eax, 5
sub esi, 1
jne 0x465c53
mov ecx, dword [esp + 0x14]
push ecx
call fcn.0041c620
mov ecx, dword [esp + 0x38]
add esp, 4
lea eax, [esi + 1]
pop esi
pop edi
pop ebp
pop ebx
xor ecx, esp
call fcn.0049c3c5
add esp, 0x28
ret
Function at 0x477a50
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [eax + 4]
push ebx
mov ebx, dword [esp + 0x10]
cmp ecx, dword [ebx + 4]
push esi
push edi
jge 0x477a69
mov edi, ebx
mov ebx, eax
jmp 0x477a6b
mov edi, eax
mov eax, dword [edi + 4]
mov esi, dword [esp + 0x10]
cmp eax, dword [esi + 8]
jle 0x477a81
push eax
push esi
call fcn.00429910
add esp, 8
xor eax, eax
cmp dword [ebx + 4], eax
jle 0x477a9f
mov edx, dword [edi]
mov ecx, dword [ebx]
mov edx, dword [edx + eax*4]
xor edx, dword [ecx + eax*4]
mov ecx, dword [esi]
mov dword [ecx + eax*4], edx
add eax, 1
cmp eax, dword [ebx + 4]
jl 0x477a88
cmp eax, dword [edi + 4]
jge 0x477ab6
mov edx, dword [edi]
mov edx, dword [edx + eax*4]
mov ecx, dword [esi]
mov dword [ecx + eax*4], edx
add eax, 1
cmp eax, dword [edi + 4]
jl 0x477aa4
mov edi, dword [edi + 4]
test edi, edi
mov dword [esi + 4], edi
jle 0x477ae1
mov eax, dword [esi]
lea eax, [eax + edi*4 - 4]
or ecx, 0xffffffff
lea esp, [esp]
mov edx, dword [eax]
sub eax, 4
test edx, edx
jne 0x477ae1
add dword [esi + 4], ecx
cmp dword [esi + 4], edx
jg 0x477ad0
pop edi
pop esi
mov eax, 1
pop ebx
ret

Function at 0x47ec20
Capabilities:
Query environment variable

Disassembly:
mov eax, 0xc
call fcn.004ac730
push ebx
mov ebx, dword [esp + 0x1c]
test ebx, ebx
jne 0x47ec3a
xor eax, eax
pop ebx
add esp, 0xc
ret
push ebp
mov ebp, dword [esp + 0x18]
test ebp, ebp
je 0x47ecbc
push esi
mov esi, dword [esp + 0x20]
test esi, esi
je 0x47ec88
mov ecx, dword [ebp + 8]
lea eax, [esp + 0xc]
push eax
push ecx
mov dword [esp + 0x18], ebx
mov dword [esp + 0x14], esi
call fcn.0041a3d0
add esp, 8
test eax, eax
jne 0x47eca9
push edi
mov edi, 0x4d9610
mov ecx, 4
xor edx, edx
repe cmpsb byte [esi], byte es:[edi]
pop edi
jne 0x47ec88
push ebx
call sub.api_ms_win_crt_environment_l1_1_0.dll_getenv
add esp, 4
test eax, eax
jne 0x47ecac
mov ecx, dword [ebp + 8]
lea eax, [esp + 0xc]
push eax
push ecx
mov dword [esp + 0x14], str.default
mov dword [esp + 0x18], ebx
call fcn.0041a3d0
add esp, 8
test eax, eax
je 0x47ecb3
mov eax, dword [eax + 8]
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0xc
ret
push ebx
call sub.api_ms_win_crt_environment_l1_1_0.dll_getenv
add esp, 4
pop ebp
pop ebx
add esp, 0xc
ret
Function at 0x482dd6
Capabilities:
Get common file path
Write file on windows

Disassembly:
sub esp, 0x28c
mov ecx, str.MSYDCOM.dat
push ebx
push ebp
push esi
push edi
call fcn.00482efb
xor ebp, ebp
test eax, eax
lea ecx, [eax + 1]
lea eax, [esp + 0x10]
cmovns ebp, ecx
push eax
xor ebx, ebx
push ebx
push ebx
push 0x1c
push ebx
call dword [sym.imp.SHELL32.dll_SHGetFolderLocation]
test eax, eax
jne 0x482e40
lea eax, [esp + 0x94]
push eax
push dword [esp + 0x14]
call dword [sym.imp.SHELL32.dll_SHGetPathFromIDListA]
push dword [esp + 0x10]
call dword [sym.imp.ole32.dll_CoTaskMemFree]
lea edi, [esp + 0x94]
dec edi
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x482e2e
mov esi, str.Microsoft_
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
jmp 0x482e4b
mov dword [esp + 0x94], 0x5c3a43
mov al, byte [esp + ebx + 0x94]
mov byte [esp + ebx + 0x198], al
inc ebx
test al, al
jne 0x482e4b
lea edi, [esp + 0x198]
dec edi
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x482e66
mov esi, str.MSYDCOM.dat
xor eax, eax
push 0xa
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
lea edi, [esp + 0x18]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosw word es:[edi], ax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll__itoa]
lea esi, [esp + 0x20]
add esp, 0xc
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x482e98
sub esi, ecx
lea ecx, [esp + 0x20]
call fcn.004826f0
push esi
lea eax, [esp + 0x18]
push eax
lea ecx, [esp + 0x28]
call fcn.00482722
lea eax, [esp + 0x198]
push 0x4d9e78
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fopen]
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x482ef0
push edi
push esi
lea ecx, [esp + 0x1c]
push 1
push ecx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
push edi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
xor eax, eax
add esp, 0x14
inc eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x28c
ret
Function at 0x482efb
Capabilities:
Get common file path
Read file on windows

Disassembly:
sub esp, 0x280
lea eax, [esp]
push ebx
push ebp
push esi
push edi
push eax
xor ebx, ebx
mov ebp, ecx
push ebx
push ebx
push 0x1c
push ebx
call dword [sym.imp.SHELL32.dll_SHGetFolderLocation]
test eax, eax
jne 0x482f52
lea eax, [esp + 0x88]
push eax
push dword [esp + 0x14]
call dword [sym.imp.SHELL32.dll_SHGetPathFromIDListA]
push dword [esp + 0x10]
call dword [sym.imp.ole32.dll_CoTaskMemFree]
lea edi, [esp + 0x88]
dec edi
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x482f40
mov esi, str.Microsoft_
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
jmp 0x482f5d
mov dword [esp + 0x88], 0x5c3a43
mov ecx, ebx
mov al, byte [esp + ecx + 0x88]
mov byte [esp + ecx + 0x18c], al
inc ecx
test al, al
jne 0x482f5f
mov esi, ebp
mov al, byte [ebp]
inc ebp
test al, al
jne 0x482f74
lea edi, [esp + 0x18c]
sub ebp, esi
dec edi
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x482f86
mov ecx, ebp
lea eax, [esp + 0x18c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebp
and ecx, 3
push 0x4d9e7c
rep movsb byte es:[edi], byte [esi]
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fopen]
mov ebp, eax
pop ecx
pop ecx
test ebp, ebp
jne 0x482fcd
lea eax, [esp + 0x18c]
push ebx
push eax
call dword [sym.imp.api_ms_win_crt_filesystem_l1_1_0.dll__access]
inc eax
neg eax
sbb eax, eax
jmp 0x48304b
push 2
push ebx
push ebp
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fseek]
push ebp
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_ftell]
push ebp
mov esi, eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_rewind]
add esp, 0x14
test esi, esi
je 0x483017
lea eax, [esi + 1]
push eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
push ebp
push esi
mov edi, eax
push 1
push edi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x14
cmp eax, esi
je 0x483022
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
pop ecx
or ebx, 0xffffffff
push ebp
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
mov eax, ebx
jmp 0x48304c
lea ecx, [esp + 0x14]
call fcn.004826f0
push esi
push edi
lea ecx, [esp + 0x1c]
call fcn.0048274d
push edi
mov byte [edi + esi], bl
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll_atoi]
push edi
mov esi, eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov eax, esi
pop ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x280
ret

Function at 0x4849a0
Capabilities:
Create process on windows

Disassembly:
cmp dword [0x4fb28c], 0
push edi
mov edi, ecx
jne 0x4849c9
push 0
mov ecx, 0x51f378
call dword [sym.imp.mfc140.dll_Ordinal_1661]
push eax
push str.Please_upgrade_to_Pro_version_for_getting_the_converter.
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
jmp 0x4849e1
push 1
push 0
push 0
push str.https:__videoconverter.guru_
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov ecx, edi
call fcn.004849fb
push ecx
push dword [0x4fb270]
push ecx
mov ecx, eax
call fcn.00484a0c
xor eax, eax
pop edi
ret
Function at 0x484bdd
Capabilities:
Encode data using base64

Disassembly:
mov eax, 0x4ad7a3
call fcn.004ace8c
sub esp, 0x18
push ebx
mov eax, ecx
mov dword [ebp - 0x20], edx
mov dword [ebp - 0x1c], eax
xor ebx, ebx
push esi
mov dword [ebp - 0x24], ebx
call fcn.00484f9d
mov eax, dword [ebp + 8]
mov esi, ebx
mov dword [ebp - 4], ebx
mov dword [ebp - 0x24], 1
test eax, eax
je 0x484d55
push edi
push 3
pop edi
mov ecx, dword [ebp - 0x20]
dec eax
mov dword [ebp + 8], eax
mov al, byte [ecx]
inc ecx
mov byte [ebp + esi - 0x14], al
inc esi
mov dl, byte [ebp - 0x13]
mov dword [ebp - 0x20], ecx
mov ch, byte [ebp - 0x12]
mov cl, byte [ebp - 0x14]
mov byte [ebp - 0xf], ch
mov byte [ebp - 0xd], dl
mov byte [ebp - 0xe], cl
cmp esi, edi
jne 0x484ca5
mov edi, dword [ebp - 0x1c]
mov al, cl
shr al, 2
and cl, 3
mov byte [ebp - 0x18], al
mov esi, ebx
shl cl, 4
mov al, dl
shr al, 4
add cl, al
mov al, ch
mov byte [ebp - 0x17], cl
mov cl, dl
and cl, 0xf
shr al, 6
shl cl, 2
add cl, al
and ch, 0x3f
mov byte [ebp - 0x16], cl
mov byte [ebp - 0x15], ch
movzx eax, byte [ebp + esi - 0x18]
mov ecx, 0x4fb2b0
push eax
call fcn.00484f27
mov ecx, edi
movzx eax, byte [eax]
push eax
call fcn.00484f33
inc esi
cmp esi, 4
jl 0x484c76
mov dl, byte [ebp - 0xd]
mov esi, ebx
mov cl, byte [ebp - 0xe]
mov ch, byte [ebp - 0xf]
push 3
pop edi
mov eax, dword [ebp + 8]
test eax, eax
jne 0x484c19
mov dword [ebp + 8], esi
test esi, esi
je 0x484d54
cmp esi, edi
jge 0x484cdc
mov eax, edi
sub eax, esi
push eax
lea eax, [ebp - 0x14]
add eax, esi
push ebx
push eax
call sub.VCRUNTIME140.dll_memset
mov ch, byte [ebp - 0x12]
add esp, 0xc
mov dl, byte [ebp - 0x13]
mov cl, byte [ebp - 0x14]
mov al, cl
and cl, 3
shr al, 2
mov byte [ebp - 0x18], al
mov al, dl
shr al, 4
and dl, 0xf
shl cl, 4
add cl, al
shl dl, 2
mov al, ch
mov byte [ebp - 0x17], cl
shr al, 6
and ch, 0x3f
add dl, al
mov byte [ebp - 0x15], ch
lea eax, [esi + 1]
mov byte [ebp - 0x16], dl
mov dword [ebp - 0x20], eax
test eax, eax
jle 0x484d3f
mov edi, dword [ebp - 0x1c]
mov esi, eax
movzx eax, byte [ebp + ebx - 0x18]
mov ecx, 0x4fb2b0
push eax
call fcn.00484f27
mov ecx, edi
movzx eax, byte [eax]
push eax
call fcn.00484f33
inc ebx
cmp ebx, esi
jl 0x484d19
mov esi, dword [ebp + 8]
push 3
pop edi
cmp esi, edi
jge 0x484d54
sub edi, esi
mov ecx, dword [ebp - 0x1c]
push 0x3d
call fcn.00484f33
sub edi, 1
jne 0x484d45
pop edi
mov eax, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0xc]
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
Function at 0x48563a
Capabilities:
Get hostname
Initialize winsock library

Disassembly:
mov eax, 0x4ad8ac
call fcn.004ace8c
sub esp, 0x298
push ebx
push esi
mov esi, ecx
mov dword [ebp - 0x14], esi
push edi
lea ecx, [esi + 4]
mov dword [esi], vtable.CSmtp.0
call fcn.00484f9d
and dword [ebp - 4], 0
lea ecx, [esi + 0x1c]
call fcn.00484f9d
lea ecx, [esi + 0x34]
call fcn.00484f9d
lea ecx, [esi + 0x4c]
call fcn.00484f9d
lea ecx, [esi + 0x64]
call fcn.00484f9d
lea ecx, [esi + 0x7c]
call fcn.00484f9d
lea ecx, [esi + 0x94]
call fcn.00484f9d
lea ecx, [esi + 0xb0]
call fcn.00484f9d
lea ecx, [esi + 0xc8]
call fcn.00484f9d
lea ecx, [esi + 0xe0]
call fcn.00484f9d
lea ecx, [esi + 0xf8]
call fcn.00484f9d
lea ecx, [esi + 0x128]
call fcn.004895a5
lea ecx, [esi + 0x134]
call fcn.004895a5
lea ecx, [esi + 0x140]
call fcn.004895a5
lea ecx, [esi + 0x14c]
call fcn.0048950e
lea ecx, [esi + 0x158]
call fcn.0048950e
mov byte [ebp - 4], 0xf
xor eax, eax
or dword [esi + 0x120], 0xffffffff
mov word [esi + 0x110], ax
lea eax, [ebp - 0x2a4]
push eax
push 0x202
mov byte [esi + 0x124], 0
mov dword [esi + 0x114], 3
mov byte [esi + 0x112], 1
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4857ff
mov eax, dword [ebp - 0x2a4]
cmp al, 2
jne 0x4857f5
shr eax, 8
cmp al, 2
jne 0x4857f5
push 0xff
lea eax, [ebp - 0x114]
push eax
call dword [sym.imp.WS2_32.dll_gethostname]
cmp eax, 0xffffffff
jne 0x485777
push 0x6b
jmp 0x485801
lea eax, [ebp - 0x114]
push eax
lea ecx, [esi + 4]
call fcn.00489692
mov edi, dword [sym.imp.mfc140.dll_Ordinal_265]
push 0x2800
call edi
mov dword [esi + 0x11c], eax
pop ecx
test eax, eax
jne 0x4857a5
push 0x198
jmp 0x485801
push 0x2800
call edi
mov dword [esi + 0x118], eax
pop ecx
test eax, eax
je 0x48579e
xor eax, eax
lea ecx, [esi + 0x64]
push str.US_ASCII
mov dword [esi + 0x168], eax
mov dword [esi + 0x16c], eax
mov dword [esi + 0x170], eax
mov byte [esi + 0x164], al
mov byte [esi + 0xac], al
call fcn.00489692
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
push 0x65
jmp 0x485801
push 0x64
lea ecx, [ebp - 0x10]
call fcn.004854d2
push 0x4e53cc
mov eax, ecx
push eax
call sub.VCRUNTIME140.dll__CxxThrowException
int3