joyce8/EMBER2024-capa huggingface dataset:
Function at 0x490270
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb8a6
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x65b9c4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
push 8
mov dword [edi], vtable.std::basic_streambuf_char__struct_std::char_traits_char__.0
call fcn.00586771
mov esi, eax
push 1
mov dword [ebp - 4], 0
call fcn.00584659
mov dword [esi + 4], eax
lea ecx, [edi + 8]
lea eax, [edi + 4]
mov dword [edi + 0x34], esi
mov dword [edi + 0xc], eax
add esp, 8
lea eax, [edi + 0x14]
mov dword [edi + 0x10], ecx
mov dword [edi + 0x1c], eax
lea eax, [edi + 0x18]
mov dword [edi + 0x20], eax
lea eax, [edi + 0x24]
mov dword [edi + 0x2c], eax
lea eax, [edi + 0x28]
mov dword [edi + 0x30], eax
mov dword [ecx], 0
mov eax, dword [edi + 0x20]
mov dword [eax], 0
mov eax, dword [edi + 0x30]
mov dword [eax], 0
mov eax, dword [edi + 0xc]
mov dword [eax], 0
mov eax, dword [edi + 0x1c]
mov dword [eax], 0
mov eax, dword [edi + 0x2c]
mov dword [eax], 0
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x491250
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
push edi
mov edi, ecx
mov eax, edi
mov dword [ebp - 4], eax
test edx, edx
je 0x49129f
push 0
lea eax, [ebp - 8]
mov dword [ebp - 8], 0
push eax
push 0
push 0xf003f
push 0
push 0
push 0
push edx
push edi
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
mov esi, eax
test esi, esi
jne 0x4912b5
mov eax, dword [ebp - 4]
cmp eax, edi
je 0x491299
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, dword [ebp - 8]
mov dword [ebp - 4], eax
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push 1
push 0
push dword [ebp + 8]
push eax
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov esi, eax
mov eax, dword [ebp - 4]
cmp eax, edi
je 0x4912c3
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
mov eax, esi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x491710
Capabilities:
Get storage device properties

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x2d10
call fcn.00587620
mov eax, dword [0x65b9c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, ecx
mov dword [ebp - 0x2d10], eax
test eax, eax
je 0x491876
push ebx
push esi
xor ebx, ebx
xor esi, esi
push edi
nop
push esi
push str..PhysicalDrive_d
lea eax, [ebp - 0x204]
push 0x200
push eax
call fcn.004912d0
add esp, 0x10
lea eax, [ebp - 0x204]
push 0
push 0
push 3
push 0
push 3
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x491859
push 0x2710
xorps xmm0, xmm0
mov dword [ebp - 0x2d0c], 0
lea eax, [ebp - 0x2cfc]
movq qword [ebp - 0x2d08], xmm0
push 0
push eax
mov dword [ebp - 0x2d00], 0
mov dword [ebp - 0x2d08], 0
mov dword [ebp - 0x2d04], 0
call fcn.0059f570
add esp, 0xc
lea eax, [ebp - 0x2d0c]
push 0
push eax
push 0x2710
lea eax, [ebp - 0x2cfc]
push eax
push 0xc
lea eax, [ebp - 0x2d08]
push eax
push 0x2d1400
push edi
call dword [sym.imp.KERNEL32.dll_DeviceIoControl]
test eax, eax
je 0x49184e
push 0x3e8
lea eax, [ebp - 0x5ec]
push 0
push eax
call fcn.0059f570
mov edx, dword [ebp - 0x2ce4]
lea eax, [ebp - 0x5ec]
add esp, 0xc
push eax
push ecx
lea ecx, [ebp - 0x2cfc]
call fcn.00496d70
add esp, 8
lea eax, [ebp - 0x5ec]
mov edx, 0x64
push SysReAllocString
push eax
push ecx
mov ecx, dword [ebp - 0x2d10]
call fcn.0047d470
test eax, eax
mov eax, 1
cmove ebx, eax
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test ebx, ebx
jne 0x491863
inc esi
cmp esi, 0x10
jl 0x491740
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058651a
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0058651a
mov esp, ebp
pop ebp
ret
Function at 0x491b40
Capabilities:
Query or enumerate registry key
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4f4
mov eax, dword [0x65b9c4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, ecx
mov dword [ebp - 0x4f4], esi
test esi, esi
je 0x491d13
push ebx
push 0x64
lea eax, [ebp - 0x68]
push 0
push eax
call fcn.0059f570
mov ebx, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
lea eax, [ebp - 0x4e0]
add esp, 0xc
push eax
push 8
push 0
push str.SOFTWAREMicrosoftWindows_NTCurrentVersionNetworkCards
push reloc.OLEAUT32.dll_SysReAllocString
call ebx
test eax, eax
jne 0x491ce2
push edi
xor esi, esi
mov dword [ebp - 0x4e4], 0x104
push esi
push esi
push esi
push esi
lea eax, [ebp - 0x4e4]
push eax
lea eax, [ebp - 0x2d4]
push eax
push esi
push dword [ebp - 0x4e0]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
mov edi, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test eax, eax
jne 0x491cd3
lea eax, [ebp - 0x4e8]
push eax
push 1
push 0
lea eax, [ebp - 0x2d4]
push eax
push dword [ebp - 0x4e0]
call ebx
test eax, eax
jne 0x491c9d
lea eax, [ebp - 0x4ec]
mov dword [ebp - 0x4f0], 1
push eax
lea eax, [ebp - 0x4dc]
mov dword [ebp - 0x4ec], 0x208
push eax
lea eax, [ebp - 0x4f0]
push eax
push 0
push str.ServiceName
push dword [ebp - 0x4e8]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x491c95
push 0x64
push eax
lea eax, [ebp - 0xcc]
push eax
call fcn.0059f570
add esp, 8
lea edx, [ebp - 0xcc]
lea ecx, [ebp - 0x4dc]
call fcn.00491a20
add esp, 4
test eax, eax
je 0x491c95
cmp byte [ebp - 0x68], 0
je 0x491c7b
lea eax, [ebp - 0x68]
push eax
lea eax, [ebp - 0xcc]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpA]
test eax, eax
jns 0x491c95
push SysReAllocString
lea eax, [ebp - 0xcc]
mov edx, 0x64
push eax
push ecx
lea ecx, [ebp - 0x68]
call fcn.0047d470
push dword [ebp - 0x4e8]
call edi
push 0
push 0
push 0
push 0
lea eax, [ebp - 0x4e4]
mov dword [ebp - 0x4e4], 0x104
push eax
lea eax, [ebp - 0x2d4]
inc esi
push eax
push esi
push dword [ebp - 0x4e0]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
test eax, eax
je 0x491bd4
push dword [ebp - 0x4e0]
call edi
mov esi, dword [ebp - 0x4f4]
pop edi
cmp byte [ebp - 0x68], 0
pop ebx
je 0x491d13
push SysReAllocString
lea eax, [ebp - 0x68]
mov edx, 0x64
push eax
push ecx
mov ecx, esi
call fcn.0047d470
not eax
shr eax, 0x1f
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058651a
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
pop esi
call fcn.0058651a
mov esp, ebp
pop ebp
ret
Function at 0x492f70
Capabilities:
Read data from internet
Receive data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5d4b28
mov eax, dword fs:[0]
push eax
sub esp, 0x28
push ebx
push esi
push edi
mov eax, dword [0x65b9c4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, edx
mov dword [ebp - 0x1c], esi
mov dword [ebp - 0x28], ecx
test esi, esi
je 0x493156
push 0x663e84
push 0x100
call fcn.00586b70
xor ecx, ecx
mov dword [ebp - 0x34], vtable.CxAutoArray_unsigned_char_.0
add esp, 8
mov dword [ebp - 0x30], ecx
test eax, eax
je 0x492fd6
mov ecx, eax
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x30], ecx
mov ebx, dword [ebp + 8]
mov dword [ebp - 4], 0
test ebx, ebx
je 0x492feb
mov edi, dword [ebx + 4]
sub edi, dword [ebx]
jmp 0x492fed
xor edi, edi
push 5
lea eax, [ebp - 0x24]
mov dword [ebp - 0x18], 0
push eax
mov ecx, esi
call fcn.0047f0a0
mov esi, dword [ebp - 0x24]
push 0xa
push 0
push esi
call fcn.005b1acd
add esp, 0xc
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], edx
add esi, 0xfffffff0
or ecx, 0xffffffff
lock xadd dword [esi + 0xc], ecx
dec ecx
test ecx, ecx
jg 0x493032
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, dword [ebp - 0x24]
cmp dword [ebp - 0x20], 0
ja 0x49303c
test eax, eax
je 0x493048
test ebx, ebx
je 0x493048
push eax
mov ecx, ebx
call fcn.0047fe30
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov eax, dword [ebp - 0x1c]
lea ecx, [ebp - 0x10]
mov esi, dword [ebp - 0x30]
push ecx
push 0x100
mov eax, dword [eax + 0x10]
push esi
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
push dword [eax]
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x49312c
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp - 0x10]
test ecx, ecx
je 0x49314f
test ebx, ebx
je 0x4930cf
mov edx, dword [ebx + 4]
xor eax, eax
sub edx, dword [ebx]
mov dword [ebp - 0x14], ecx
add dword [ebp - 0x14], edi
adc eax, dword [ebp - 0x18]
test eax, eax
jb 0x4930ba
ja 0x4930ac
cmp dword [ebp - 0x14], edx
jbe 0x4930ba
lea eax, [edi + ecx]
mov ecx, ebx
push eax
call fcn.0047fe30
mov ecx, dword [ebp - 0x10]
mov eax, dword [ebx]
push ecx
add eax, edi
push esi
push eax
call fcn.0059f6d0
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov edx, dword [ebp + 0xc]
mov eax, dword [ebp - 0x18]
add edi, ecx
adc eax, 0
mov dword [ebp - 0x18], eax
test edx, edx
je 0x4930fb
push ecx
push eax
push edi
push dword [ebp - 0x20]
push dword [ebp - 0x24]
push 0
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x28]
call edx
add esp, 0x24
test eax, eax
je 0x49312c
mov eax, dword [ebp - 0x1c]
lea ecx, [ebp - 0x10]
push ecx
push 0x100
push esi
mov eax, dword [eax + 0x10]
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
push dword [eax]
call dword [sym.imp.WININET.dll_InternetReadFile]
mov edx, dword [ebp + 0xc]
test eax, eax
jne 0x493082
xor edi, edi
test esi, esi
je 0x49313b
push esi
call fcn.00586c05
add esp, 4
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edi, 1
jmp 0x49312e
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x493170
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5d4b6a
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [0x65b9c4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, edx
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x1c], ecx
test ecx, ecx
je 0x4932df
test eax, eax
je 0x4932df
mov dword [ebp - 0x24], 0
mov dword [ebp - 0x20], 0
lea edx, [ebp - 0x24]
mov dword [ebp - 4], 0
call fcn.00492d20
mov edi, dword [ebp - 0x20]
or ebx, 0xffffffff
test eax, eax
je 0x4932a0
mov ecx, dword [ebp - 0x24]
test ecx, ecx
setne al
test al, al
je 0x4932a0
push 0x13
lea eax, [ebp - 0x18]
push eax
call fcn.0047f0a0
mov esi, dword [ebp - 0x18]
push esi
call fcn.005b0c39
add esp, 4
mov dword [ebp - 0x18], eax
add esi, 0xfffffff0
mov ecx, ebx
lock xadd dword [esi + 0xc], ecx
dec ecx
test ecx, ecx
jg 0x49321c
mov ecx, dword [esi]
push esi
mov edx, dword [ecx]
call dword [edx + 4]
mov eax, 0x51eb851f
mul dword [ebp - 0x18]
shr edx, 5
cmp edx, 3
je 0x49323f
cmp edx, 4
je 0x4932a0
cmp edx, 5
je 0x4932a0
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x493284
test edi, edi
je 0x49324e
lock inc dword [edi + 4]
mov esi, dword [eax + 4]
mov ecx, dword [ebp - 0x24]
mov dword [eax + 4], edi
mov dword [eax], ecx
mov byte [ebp - 4], 2
test esi, esi
je 0x493280
mov eax, ebx
lock xadd dword [esi + 4], eax
jne 0x493280
mov eax, dword [esi]
mov ecx, esi
call dword [eax]
mov eax, ebx
lock xadd dword [esi + 8], eax
jne 0x493280
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 4]
mov byte [ebp - 4], 0
mov edx, dword [ebp - 0x24]
sub esp, 8
push dword [ebp + 0xc]
push ecx
push dword [ebp - 0x14]
mov ecx, dword [ebp - 0x1c]
call fcn.00493300
add esp, 0x14
mov esi, eax
jmp 0x4932a2
xor esi, esi
mov dword [ebp - 4], 3
test edi, edi
je 0x4932cb
mov eax, ebx
lock xadd dword [edi + 4], eax
jne 0x4932cb
mov eax, dword [edi]
mov ecx, edi
call dword [eax]
lock xadd dword [edi + 8], ebx
dec ebx
jne 0x4932cb
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 4]
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x493be0
Capabilities:
Get file version info

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
mov eax, ecx
mov dword [ebp - 0xc], edx
push edi
lea ecx, [ebp - 4]
mov dword [ebp - 8], eax
push ecx
push eax
mov dword [ebp - 4], 0
xor ebx, ebx
call dword [sym.imp.VERSION.dll_GetFileVersionInfoSizeW]
mov edi, eax
test edi, edi
jne 0x493c10
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push edi
call fcn.005af414
mov esi, eax
add esp, 4
test esi, esi
jne 0x493c27
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push edi
push 0
push dword [ebp - 8]
call dword [sym.imp.VERSION.dll_GetFileVersionInfoW]
test eax, eax
je 0x493c68
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 8]
push eax
push 0x62d904
push esi
call dword [sym.imp.VERSION.dll_VerQueryValueW]
test eax, eax
je 0x493c68
mov ecx, dword [ebp - 8]
mov ebx, 1
mov edx, dword [ebp - 0xc]
mov eax, dword [ecx + 8]
mov ecx, dword [ecx + 0xc]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov dword [eax], ecx
push esi
call fcn.005a7d90
add esp, 4
mov eax, ebx
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x493c80
Capabilities:
Get session user name
Get user security identifier

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, ecx
mov dword [ebp - 0x1c], eax
test eax, eax
je 0x493df2
push edi
mov edi, dword [sym.imp.Secur32.dll_GetUserNameExW]
lea eax, [ebp - 8]
push eax
push 0
push 2
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x10], 0
mov dword [ebp - 8], 0
mov dword [ebp - 0xc], 0
mov dword [ebp - 4], 0
call edi
test al, al
je 0x493cd2
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 8]
add eax, eax
push esi
push eax
call fcn.005af414
mov esi, eax
add esp, 4
test esi, esi
je 0x493dea
lea eax, [ebp - 8]
push eax
push esi
push 2
call edi
test al, al
je 0x493dea
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0xc]
push eax
push 0
lea eax, [ebp - 0x10]
push eax
push 0
push esi
push 0
call dword [sym.imp.ADVAPI32.dll_LookupAccountNameW]
test eax, eax
jne 0x493de1
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x7a
jne 0x493de1
push dword [ebp - 0x10]
call fcn.005af414
mov edi, eax
add esp, 4
test edi, edi
je 0x493de1
mov eax, dword [ebp - 0xc]
add eax, eax
push ebx
push eax
call fcn.005af414
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x493d6e
push esi
call fcn.005a7d90
push edi
call fcn.005a7d90
add esp, 8
xor eax, eax
pop ebx
pop esi
pop edi
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0xc]
push eax
push ebx
lea eax, [ebp - 0x10]
push eax
push edi
push esi
push 0
call dword [sym.imp.ADVAPI32.dll_LookupAccountNameW]
test eax, eax
je 0x493dc2
lea eax, [ebp - 4]
push eax
push edi
call dword [sym.imp.ADVAPI32.dll_ConvertSidToStringSidW]
test eax, eax
je 0x493dc2
push dword [ebp - 4]
mov ecx, dword [ebp - 0x1c]
mov edx, 0x64
call fcn.00419f20
push dword [ebp - 4]
xor ecx, ecx
test eax, eax
setns cl
mov dword [ebp - 0x14], ecx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov dword [ebp - 4], 0
push esi
call fcn.005a7d90
push edi
call fcn.005a7d90
push ebx
call fcn.005a7d90
mov eax, dword [ebp - 0x14]
add esp, 0xc
pop ebx
pop esi
pop edi
mov esp, ebp
pop ebp
ret
push esi
call fcn.005a7d90
add esp, 4
pop esi
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
xor eax, eax
mov esp, ebp
pop ebp
ret

Function at 0x493e00
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x214
mov eax, dword [0x65b9c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push edi
xor ebx, ebx
lea eax, [ebp - 0x20c]
push 0x208
push ebx
push eax
mov dword [ebp - 0x210], ebx
mov dword [ebp - 0x214], ebx
call fcn.0059f570
add esp, 0xc
lea eax, [ebp - 0x20c]
push 0x104
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
lea edi, [ebp - 0x20c]
add edi, 0xfffffffe
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x493e53
push esi
mov ecx, 0xb
lea eax, [ebp - 0x214]
mov esi, str._system32Shell32.dll
lea edx, [ebp - 0x210]
rep movsd dword es:[edi], dword [esi]
push eax
lea ecx, [ebp - 0x20c]
call fcn.00493be0
add esp, 4
pop esi
test eax, eax
je 0x493eaa
cmp dword [ebp - 0x210], 0x60002
jb 0x493eaa
cmp dword [ebp - 0x214], 0x295a01c8
mov eax, 1
cmovae ebx, eax
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
xor ecx, ebp
pop ebx
call fcn.0058651a
mov esp, ebp
pop ebp
ret
Function at 0x494390
Capabilities:
Encode data using base64
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push 0xfffffffffffffffe
push 0x64da58
push 0x5a0040
mov eax, dword fs:[0]
push eax
sub esp, 0x38
mov eax, dword [0x65b9c4]
xor dword [ebp - 8], eax
xor eax, ebp
mov dword [ebp - 0x1c], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0x10]
mov dword fs:[0], eax
mov dword [ebp - 0x18], esp
mov edi, edx
mov eax, ecx
mov dword [ebp - 0x40], eax
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x3c], ebx
test eax, eax
je 0x494529
test ebx, ebx
je 0x494529
test edi, edi
je 0x494529
xor esi, esi
mov byte [ebp - 0x34], 0
xorps xmm0, xmm0
movq qword [ebp - 0x33], xmm0
mov dword [ebp - 0x2b], esi
mov word [ebp - 0x27], si
mov byte [ebp - 0x25], 0
mov byte [ebp - 0x24], 0
xor ecx, ecx
mov dword [ebp - 0x23], ecx
mov word [ebp - 0x1f], cx
mov byte [ebp - 0x1d], cl
mov dword [ebp - 4], ecx
push ecx
lea ecx, [ebp - 0x34]
push ecx
mov ecx, eax
call fcn.00494320
add esp, 8
test eax, eax
je 0x49451e
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x34]
push eax
mov edx, edi
mov ecx, dword [ebp - 0x40]
call fcn.00494290
add esp, 8
test eax, eax
je 0x49451e
xor eax, eax
mov dword [ebp - 0x38], eax
xor edi, edi
mov dword [ebp - 0x44], edi
mov cl, byte [ebp + eax - 0x24]
inc eax
mov dword [ebp - 0x38], eax
cmp eax, 8
jb 0x494466
xor bh, bh
jmp 0x49446e
mov bh, byte [ebp + eax - 0x24]
inc eax
mov dword [ebp - 0x38], eax
cmp eax, 8
jb 0x494477
xor bl, bl
jmp 0x49447f
mov bl, byte [ebp + eax - 0x24]
inc eax
mov dword [ebp - 0x38], eax
movzx edx, cl
mov ecx, edx
shr ecx, 2
movzx ecx, word [ecx*2 + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov esi, dword [ebp - 0x3c]
mov word [esi + edi*2], cx
movzx esi, bh
mov ecx, esi
shr ecx, 4
and edx, 3
shl edx, 4
or ecx, edx
movzx ecx, word [ecx*2 + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov edx, dword [ebp - 0x3c]
mov word [edx + edi*2 + 2], cx
movzx edx, bl
mov ecx, edx
shr ecx, 6
and esi, 0xf
shl esi, 2
or ecx, esi
movzx ecx, word [ecx*2 + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov ebx, dword [ebp - 0x3c]
mov word [ebx + edi*2 + 4], cx
and edx, 0x3f
movzx ecx, word [edx*2 + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov word [ebx + edi*2 + 6], cx
add edi, 4
mov dword [ebp - 0x44], edi
cmp eax, 8
jb 0x494455
mov dword [ebx + edi*2 - 2], 0x3d
mov esi, 1
mov dword [ebp - 0x48], esi
mov dword [ebp - 4], 0xfffffffe
mov eax, esi
jmp 0x49452b
mov dword [ebp - 4], 0xfffffffe
mov eax, esi
jmp 0x49452b
xor eax, eax
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x1c]
xor ecx, ebp
call fcn.0058651a
mov esp, ebp
pop ebp
ret
Function at 0x499ce0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov ebx, edx
mov dword [ebp - 4], ecx
mov esi, dword [edi]
test esi, esi
je 0x499d3f
mov dword [edi], 0
mov edx, 0x400000
push 0
lea eax, [ebp + 8]
mov dword [ebp + 8], 0
push eax
cmp esi, 0x400000
mov eax, esi
cmova eax, edx
push eax
push ebx
push dword [ecx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [ebp + 8]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x499d48
test ecx, ecx
je 0x499d3f
mov ecx, dword [ebp - 4]
mov edx, 0x400000
test esi, esi
jne 0x499d00
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x499f90
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
xor eax, eax
push esi
push edi
nop word [eax + eax]
mov edx, eax
mov ecx, eax
and edx, 1
shr ecx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov dword [eax*4 + 0x676ac0], ecx
inc eax
cmp eax, 0x100
jb 0x499fa0
cmp eax, 0x800
jae 0x49a073
nop dword [eax]
mov edx, dword [eax*4 + 0x6766c0]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x676ac0]
mov dword [eax*4 + 0x676ac0], edx
inc eax
cmp eax, 0x800
jb 0x49a050
lea ecx, [ebp - 0x20]
mov dword [0x676150], 0x49ad20
call fcn.0049ae20
test eax, eax
je 0x49a0fd
mov edi, dword [ebp - 0x10]
lea ecx, [ebp - 0x20]
mov esi, edi
shr edi, 4
shr esi, 8
and edi, 0xf00f
and esi, 0xff00f
call fcn.0049aeb0
sub eax, 0
je 0x49a0e4
sub eax, 1
je 0x49a0d3
sub eax, 1
jne 0x49a0fd
cmp esi, 6
jb 0x49a0fd
jne 0x49a0f3
cmp edi, 0xf
jb 0x49a0fd
mov dword [0x676150], 0x49adc0
pop edi
pop esi
mov esp, ebp
pop ebp
ret
cmp esi, 5
jb 0x49a0fd
jne 0x49a0f3
cmp edi, 6
jb 0x49a0fd
cmp edi, 0xa
jmp 0x49a0f1
cmp esi, 6
jb 0x49a0fd
jne 0x49a0f3
cmp edi, 0x100c
je 0x49a0fd
mov dword [0x676150], 0x49adc0
pop edi
pop esi
mov esp, ebp
pop ebp
ret