joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b0a90
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4b0ac3
push esi
call fcn.004b3b90
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4b0abc
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x4b0b49
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4b0b32
mov eax, dword [esi + 8]
test eax, eax
je 0x4b0ae7
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4b0b2e
cmp eax, 2
je 0x4b0b32
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4b0ada
cmp eax, 3
je 0x4b0b0d
cmp eax, 1
jne 0x4b0ada
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x4b0ada
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4b0ada
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004b0b70
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4b0b58
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004b0b70
add esp, 4
pop esi
ret

Function at 0x4bbef0
Capabilities:
Allocate or change rwx memory

Disassembly:
mov eax, dword [0x9ab934]
test eax, eax
jne 0x4bbf80
push str.oleaut32.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push str.LoadRegTypeLib
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
mov dword [0x9ab934], eax
jne 0x4bbf1e
ret
push 0x9ab930
push 0x40
push 8
push eax
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
mov eax, dword [0x9ab934]
mov byte [0x9ab914], 0xb8
mov dword [0x9ab915], 0x4bbe30
mov byte [0x9ab919], 0xff
mov byte [0x9ab91a], 0xe0
mov byte [0x9ab91b], 0
mov ecx, dword [eax]
mov dword [0x9ab91c], ecx
mov edx, dword [eax + 4]
mov ecx, dword [0x9ab914]
mov dword [0x9ab920], edx
mov dword [eax], ecx
mov eax, dword [0x9ab934]
mov edx, dword [0x9ab918]
mov dword [eax + 4], edx
mov eax, 1
ret

Function at 0x4bd6e0
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x4bd783
test eax, eax
jbe 0x4bd783
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x4bd783
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x4bd72e
xor esi, esi
jmp 0x4bd734
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x4bd75f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.004c1040
add esi, eax
push esi
mov ebx, esi
call fcn.004c1040
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x4bd740
pop ebp
test edi, edi
pop edi
jne 0x4bd783
test ebx, ebx
je 0x4bd783
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.004dae90
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x4bd8c5
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x4bd9dd
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x4bd9dd
mov eax, dword [esi + 0x3c]
push eax
call fcn.004edaee
mov esi, eax
test esi, esi
je 0x4bd9dd
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x4bd9dd
mov ecx, esi
call fcn.004bd830
cmp edi, eax
jge 0x4bd9dd
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x4bd963
mov dword [esp + 0x34], 1
jmp 0x4bd9be
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x4bd9dd
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.004bcd70
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc

Function at 0x4c1af0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4fd5d8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004c16d0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004c1740
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004c1a20
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004c16f0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x4c1b08
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4fd5d8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004c16d0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004c1740
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004c1a20
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004c16f0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x4c1e00
Capabilities:
Create directory

Disassembly:
push 0xffffffffffffffff
push 0x4fd650
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
push esi
push edi
lea ecx, [esp + 0xc]
call fcn.004c16d0
xor ebx, ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x34], ebx
call fcn.004c16d0
mov esi, dword [esp + 0x3c]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x38], 1
call fcn.004c1740
cmp dword [esp + 0x40], ebx
jne 0x4c1e88
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
lea ecx, [esp + 0x1c]
mov esi, eax
mov byte [esp + 0x34], bl
call fcn.004c16f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004c16f0
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea eax, [esp + 0xc]
push eax
call fcn.004c1d40
add esp, 4
lea ecx, [esp + 0xc]
mov esi, 1
call fcn.00499420
cmp eax, esi
jb 0x4c1f0b
mov edi, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 1
push 1
push esi
push 0x9943c8
lea ecx, [esp + 0x1c]
call fcn.004c1af0
cmp eax, 1
jne 0x4c1efd
push esi
lea ecx, [esp + 0x20]
push eax
push ecx
lea ecx, [esp + 0x18]
call fcn.004c1890
push ebx
lea ecx, [esp + 0x20]
call fcn.004a6b20
push eax
call fcn.004dc4ad
add esp, 8
test eax, eax
jge 0x4c1efd
push ebx
lea ecx, [esp + 0x20]
call fcn.004c1bd0
push eax
call edi
test eax, eax
je 0x4c1f40
lea ecx, [esp + 0xc]
inc esi
call fcn.00499420
cmp esi, eax
jbe 0x4c1ead
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.004c16f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004c16f0
pop edi
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.004c16f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004c16f0
mov ecx, dword [esp + 0x2c]
pop edi
pop esi
xor eax, eax
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret
Function at 0x4c44c0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4c44cb
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4c45ce
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x976984]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x976984]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x976984]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x976984]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x976984]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x976984]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x976984]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x976984]
xor eax, edx
inc ecx
dec edi
jne 0x4c44e6
pop edi
test esi, esi
je 0x4c45f0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x976984]
xor eax, edx
inc ecx
dec esi
jne 0x4c45d2
pop esi
pop ebx
not eax
ret

Function at 0x4c4e50
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x4c4e91
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4c4e86
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x18]
mov ecx, dword [ebx + 0x14]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x4c4ea4
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x10]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x18]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x18], ecx
pop ebp
pop ebx
ret
Function at 0x4c5de0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebp
mov ebp, ecx
push esi
push edi
cmp dword [ebp], 0
jne 0x4c5e95
cmp dword [ebp + 4], 0xffffffff
jne 0x4c5e95
push ebx
lea ebx, [ebp + 0x138]
push ebx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
mov edi, 0x994650
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov edx, ecx
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, edx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
pop ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, dword [esp + 0x1c]
mov edi, dword [esp + 0x14]
cmp esi, 1
jne 0x4c5e5d
push edi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x4c5e5d
pop edi
pop esi
mov eax, 0x2000000
pop ebp
pop ecx
ret 0xc
mov ecx, dword [esp + 0x18]
lea eax, [esp + 0xc]
push eax
push esi
push ecx
push edi
call fcn.004c4be0
add esp, 0x10
test eax, eax
jne 0x4c5e80
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebp
pop ecx
ret 0xc
push eax
call fcn.004c5120
add esp, 4
mov dword [ebp], eax
xor eax, eax
pop edi
pop esi
pop ebp
pop ecx
ret 0xc
pop edi
pop esi
mov eax, 0x1000000
pop ebp
pop ecx
ret 0xc

Function at 0x4c62f0
Capabilities:
Create directory

Disassembly:
mov ecx, dword [esp + 8]
sub esp, 0x208
test ecx, ecx
je 0x4c63b8
mov al, byte [ecx]
test al, al
je 0x4c63b8
push ebx
push esi
push edi
mov ebx, ecx
mov esi, ecx
cmp al, 0x2f
je 0x4c631b
cmp al, 0x5c
jne 0x4c631d
mov ebx, esi
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x4c6313
mov edi, dword [esp + 0x218]
cmp ebx, ecx
je 0x4c6354
mov esi, ebx
lea eax, [esp + 0xc]
sub esi, ecx
push esi
push ecx
push eax
call fcn.004dc92c
lea ecx, [esp + 0x18]
mov byte [esp + esi + 0x18], 0
push ecx
push edi
call fcn.004c62f0
add esp, 0x14
inc ebx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x110]
mov eax, ecx
mov esi, edi
mov edi, edx
lea edx, [esp + 0x110]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
xor eax, eax
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x114]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
pop edi
pop esi
pop ebx
add esp, 0x208
ret
Function at 0x4c6b60
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x4c6bc6
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x4c6bc6
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4c6ba7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x4c7410
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4c7448
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x4c80a0
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.004c81f0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x4c80c0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x4c80a1
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.004c81f0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x4c80c0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x4c80f0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
xor eax, eax
push esi
push edi
mov dword [esp + 8], eax
mov edi, ecx
mov dword [esp + 0xc], eax
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x10], eax
push ecx
mov dword [esp + 0x18], eax
mov word [esp + 0xc], 2
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x1c]
mov word [esp + 0xa], ax
push esi
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x4c8147
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x4c815d
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov dword [esp + 0xc], ecx
lea edx, [esp + 8]
push 0x10
push edx
mov ecx, edi
call fcn.004c8180
pop edi
pop esi
add esp, 0x10
ret 8
push 0x2726
call sub.WS2_32.dll_WSASetLastError
pop edi
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x4c8180
Capabilities:
Connect socket

Disassembly:
mov eax, dword [esp + 8]
mov edx, dword [esp + 4]
push eax
mov eax, dword [ecx]
push edx
push eax
call sub.WS2_32.dll_connect
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
ret 8

Function at 0x4c8210
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x4c8259
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4
Function at 0x4c88a0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4fd990
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004c8280
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004c8300
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004c8300
lea ecx, [esi + 0xc]
call fcn.004ec002
lea ecx, [esi + 0x10]
call fcn.004ec002
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004cae80
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004cae80
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004cae80
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004ec077
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004ec077
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x4c96c8
Capabilities:
Get hostname

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4fdbb8
push eax
mov dword fs:[0], esp
sub esp, 0x64
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
je 0x4c96d8
call fcn.004c9bf0
mov edi, dword [esp + 0x7c]
test edi, edi
je 0x4c97bb
cmp byte [edi], 0
je 0x4c97bb
mov eax, dword [esp + 0x8c]
test eax, eax
jg 0x4c96fd
mov eax, 0x7d0
mov ecx, esi
mov dword [esi + 8], eax
call fcn.004c80a0
test eax, eax
jne 0x4c971d
push 0x994954
lea ecx, [esi + 0x38]
call fcn.004ec200
jmp 0x4c97bb
mov eax, dword [esp + 0x80]
mov ecx, esi
push eax
push edi
call fcn.004c80f0
test eax, eax
jne 0x4c974c
mov ecx, esi
call fcn.004c81f0
push edi
add esi, 0x38
push 0x994930
push esi
call fcn.004e9612
add esp, 0xc
jmp 0x4c97bb
push 0xdc
mov ecx, esi
mov dword [esi + 4], 1
call fcn.004ca470
test eax, eax
je 0x4c97b4
lea ecx, [esp + 8]
push 0x64
push ecx
call sub.WS2_32.dll_gethostname
mov eax, dword [esp + 0x88]
mov ecx, dword [esp + 0x84]
lea edx, [esp + 0x8c]
mov dword [esp + 0x8c], 1
push edx
push eax
lea edx, [esp + 0x10]
push ecx
push edx
mov ecx, esi
call fcn.004c9890
test eax, eax
jne 0x4c97d0
push edi
lea eax, [esi + 0x38]
push 0x99490c
push eax
call fcn.004e9612
add esp, 0xc
mov ecx, esi
call fcn.004c9bf0
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x64]
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
mov eax, dword [esp + 0x8c]
test eax, eax
je 0x4c9878
mov ecx, dword [0x997290]
mov dword [esp + 0x7c], ecx
lea edx, [esp + 8]
lea eax, [esp + 0x7c]
push edx
push str.HELO__s_r_n
push eax
mov dword [esp + 0x80], 0
call fcn.004e9612
mov edx, dword [esp + 0x88]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
mov ecx, esi
call fcn.004c81a0
test eax, eax
jne 0x4c983a
push 0x9948f0
lea ecx, [esi + 0x38]
call fcn.004ec200
jmp 0x4c984a
push 0xfa
mov ecx, esi
call fcn.004ca470
test eax, eax
jne 0x4c9867
mov ecx, esi
call fcn.004c9bf0
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004ec077
jmp 0x4c97bb
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004ec077
mov ecx, dword [esp + 0x6c]
pop edi
mov eax, 1
pop esi
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
Function at 0x4dc4ad
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4dc4cd
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004de43c
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x4dc4f0
test byte [esp + 8], 2
je 0x4dc4f0
call fcn.004de4af
mov dword [eax], 0xd
call fcn.004de4b8
mov dword [eax], 5
jmp 0x4dc4c9
xor eax, eax
ret

Function at 0x4ee491
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4ee4c9
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004ec51e
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004ec4f6
jmp 0x4ee4d5
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4efb7f
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4efbc1
call fcn.004f5c1e
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4efbc1
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4efbb8
xor eax, eax
jmp 0x4efbc9
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004efbcf
pop edi
pop esi
pop ebx
ret 4

Function at 0x4f614e
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4f617c
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4f619a
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004f60b4
jmp 0x4f619a
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4f619a
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004f60b4
test edi, edi
mov eax, edi
jne 0x4f6184
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8