joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4fc3c0
Capabilities:
Read file on windows

Disassembly:
sub esp, 8
push edi
push 0x4c
call dword [sym.imp.MSVCRT.dll_malloc]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4fc3ea
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4fc3e3
mov dword [eax], 0x6d
xor eax, eax
pop edi
add esp, 8
ret
push esi
push 0x4c
push 0
push edi
call sub.MSVCRT.dll_memset
push 0x614c
push 1
mov dword [edi + 0x34], 0
mov dword [edi + 0x14], 0
call dword [sym.imp.MSVCRT.dll_calloc]
mov esi, eax
add esp, 0x14
test esi, esi
jne 0x4fc439
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4fc427
mov dword [eax], 0x6d
push edi
call dword [sym.imp.MSVCRT.dll_free]
add esp, 4
xor eax, eax
pop esi
pop edi
add esp, 8
ret
push 0x614c
push 0
push esi
call sub.MSVCRT.dll_memset
mov eax, dword [esp + 0x24]
add esp, 0xc
mov dword [edi + 0x48], esi
mov dword [esi + 0x3c], eax
mov eax, dword [esp + 0x14]
mov dword [esi + 4], 0
mov dword [esi + 0x38], 0
mov dword [esi], 8
mov ecx, dword [edi + 0x48]
mov dword [edi + 0x44], eax
mov eax, dword [ecx + 0x3c]
test eax, eax
je 0x4fc487
push 6
lea ecx, [esp + 0xc]
push ecx
push edi
call eax
add esp, 0xc
jmp 0x4fc49c
push dword [ecx + 0x38]
lea eax, [esp + 0xc]
push 6
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 6
je 0x4fc4b1
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4fc4dd
mov dword [eax], 0x66
jmp 0x4fc4dd
push 3
lea eax, [esp + 0xc]
mov byte [esp + 0x12], 0
push eax
push str.GIFVER
call dword [sym.imp.MSVCRT.dll_strncmp]
add esp, 0xc
test eax, eax
je 0x4fc4f4
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4fc4dd
mov dword [eax], 0x67
push esi
mov esi, dword [sym.imp.MSVCRT.dll_free]
call esi
push edi
call esi
add esp, 8
xor eax, eax
pop esi
pop edi
add esp, 8
ret
push edi
call fcn.004fc1b0
add esp, 4
test eax, eax
jne 0x4fc526
push esi
mov esi, dword [sym.imp.MSVCRT.dll_free]
call esi
push edi
call esi
mov eax, dword [esp + 0x24]
add esp, 8
test eax, eax
je 0x4fc51e
mov dword [eax], 0x68
pop esi
xor eax, eax
pop edi
add esp, 8
ret
mov dword [edi + 0x40], 0
cmp byte [esp + 0xb], 0x39
sete al
mov byte [esi + 0x6148], al
mov eax, edi
pop esi
pop edi
add esp, 8
ret

Function at 0x4fc770
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, dword [esi + 0x48]
mov eax, dword [edi + 0x3c]
test eax, eax
je 0x4fc78f
push 1
lea ecx, [esp + 0x10]
push ecx
push esi
call eax
add esp, 0xc
jmp 0x4fc7a4
push dword [edi + 0x38]
lea eax, [esp + 0x10]
push 1
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
jb 0x4fc7ba
movzx ecx, byte [esp + 0xc]
cmp ecx, 8
jle 0x4fc7bf
mov dword [esi + 0x40], 0x66
pop edi
xor eax, eax
pop esi
ret
mov eax, 1
mov dword [edi + 8], ecx
shl eax, cl
inc ecx
mov dword [edi + 0xc], eax
inc eax
mov dword [edi + 0x10], eax
inc eax
mov dword [edi + 0x14], eax
mov eax, 1
shl eax, cl
mov dword [edi + 0x1c], eax
mov eax, 0x1002
mov dword [edi + 0x18], ecx
mov ecx, 0x1000
mov byte [edi + 0x44], 0
mov dword [edi + 0x28], 0
mov dword [edi + 0x20], 0x1002
mov dword [edi + 0x2c], 0
mov dword [edi + 0x30], 0
add edi, 0x2144
rep stosd dword es:[edi], eax
pop edi
mov eax, 1
pop esi
ret
Function at 0x505b60
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push ebp
push esi
mov esi, dword [esp + 0x10]
mov ebx, 0x1505
add ecx, esi
mov eax, ecx
push edi
xor edi, edi
sub eax, esi
cmp ecx, esi
sbb ebp, ebp
not ebp
and ebp, eax
jbe 0x505ba4
mov al, byte [esi]
push eax
call fcn.00511b30
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, ebp
jb 0x505b83
pop edi
pop esi
pop ebp
movzx eax, bl
pop ebx
ret
Function at 0x5088e0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x55f740
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x5088fa
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x55f75c
push esi
call dword [sym.imp.MSVCRT.dll_strpbrk]
add esp, 8
test eax, eax
je 0x508943
test ebp, ebp
je 0x508934
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x508969
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x508969
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x508a1f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x508986
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0xb3c3c8]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x508a15
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x508a15
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5089b8
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5089d0
sub ecx, edx
add ecx, ebx
sub ecx, esi
lea ecx, [ecx]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x5089e0
test ebp, ebp
je 0x508a0c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0xb3c3cc]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0xb3c3cc]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x508bb0
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x22c
test byte [esp + 0x230], 2
je 0x508bfb
lea eax, [esp + 0x9c]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x508bef
mov eax, dword [esp + 0x9c]
cmp al, 2
jne 0x508be9
shr eax, 8
cmp al, 2
je 0x508bfb
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
add esp, 0x22c
ret
call fcn.00522570
test eax, eax
jne 0x508cd0
push 0x55f720
call fcn.005088e0
add esp, 4
mov dword [0xb420e8], eax
test eax, eax
je 0x508c33
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x508c33
mov dword [0xb420e4], eax
push esi
push 0x9c
lea eax, [esp + 8]
push 0
push eax
call sub.MSVCRT.dll_memset
mov esi, dword [sym.imp.KERNEL32.dll_VerSetConditionMask]
add esp, 0xc
mov dword [esp + 4], 0x9c
mov dword [esp + 8], 6
mov dword [esp + 0xc], 0
push 3
push 2
push 0
push 0
mov dword [esp + 0x24], 2
call esi
push 3
push 1
push edx
push eax
call esi
push 3
push 0x20
push edx
push eax
call esi
push 3
push 0x10
push edx
push eax
call esi
push 1
push 8
push edx
push eax
call esi
push edx
push eax
push 0x33
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
pop esi
test eax, eax
je 0x508cc7
push 0xb42d00
mov byte [0xb42d08], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
add esp, 0x22c
ret
mov byte [0xb42d08], 0
xor eax, eax
add esp, 0x22c
ret

Function at 0x508e50
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2c8], 2
je fcn.00508e00
mov al, 1
ret

Function at 0x508f90
Capabilities:
Write file on windows

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
cmp dword [edi + 0x5e0], 0
je 0x508fd4
push 1
push edi
call fcn.0050a190
push dword [edi + 0x574]
mov eax, dword [edi + 0x5e0]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.0050a190
add esp, 0x24
mov eax, esi
pop edi
pop esi
ret
mov eax, dword [esp + 0x10]
cmp eax, 2
ja 0x50900d
push dword [edi + 0x570]
mov esi, dword [sym.imp.MSVCRT.dll_fwrite]
lea eax, [eax + eax*2]
push 1
add eax, 0x55f7e0
push 2
push eax
call esi
push dword [edi + 0x570]
push 1
push dword [esp + 0x30]
push dword [esp + 0x30]
call esi
add esp, 0x20
pop edi
xor eax, eax
pop esi
ret

Function at 0x509210
Capabilities:
Receive data
Receive data on socket

Disassembly:
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_recv]
mov ecx, eax
cmp ecx, 0xffffffff
jne 0x509241
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov eax, dword [esp + 0x10]
mov dword [eax], ecx
xor eax, eax
ret
Function at 0x509370
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x80
push ebx
push ebp
mov ebp, dword [esp + 0x8c]
push esi
push eax
push ebp
mov esi, dword [ebp + eax*4 + 0x1a4]
call fcn.00509820
add esp, 8
push 0
push dword [esp + 0xa0]
push dword [esp + 0xa0]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [esp + 0xa0]
mov esi, eax
mov dword [ebx], 0
cmp esi, 0xffffffff
jne 0x509417
push edi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x5093e4
pop edi
pop esi
pop ebp
mov dword [ebx], 0x51
xor eax, eax
pop ebx
add esp, 0x80
ret
push pe_nt_image_headers32
lea eax, [esp + 0x14]
push eax
push edi
call fcn.00523130
push eax
push str.Send_failure:__s
push dword [ebp]
call fcn.00509020
mov eax, dword [ebp]
add esp, 0x18
mov dword [eax + 0xc54], edi
mov eax, esi
mov dword [ebx], 0x37
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x80
ret

Function at 0x509820
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 8]
mov eax, ecx
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
shl eax, 4
mov ebp, dword [ebx + ecx*4 + 0x1a4]
lea esi, [ebx + 0x1c8]
add esi, eax
mov eax, dword [ebx + 0x2c0]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x5098d6
cmp dword [ebx + ecx*4 + 0x1b8], 0x5092a0
jne 0x5098d6
cmp dword [esi], 0
je 0x50986c
test edi, edi
je 0x5098d6
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.00511330
add esp, 0x10
cmp eax, 0xffffffff
je 0x5098d6
test al, 1
je 0x5098d6
cmp dword [esi], 0
jne 0x5098bf
mov eax, dword [ebx]
mov eax, dword [eax + 0x8d0]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0xb3c3c8]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test eax, eax
jne 0x5098bf
pop edi
mov dword [esi + 4], eax
pop esi
pop ebp
pop ebx
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x5098d6
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x510190
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x188
push ebx
mov ebx, dword [esp + 0x190]
cmp dword [ebx + 0x90], 3
jne 0x510368
cmp byte [ebx + 0x289], 0
push ebp
push esi
push edi
jne 0x51035c
cmp byte [ebx + 0x2a1], 0
jne 0x51035c
mov esi, dword [esp + 0x1a0]
lea eax, [esp + 0x10]
mov ebp, dword [ebx]
push eax
lea eax, [esp + 0x11c]
mov dword [esp + 0x14], pe_nt_image_headers32
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x510224
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x18]
push pe_nt_image_headers32
push eax
push esi
call fcn.00523130
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.00509020
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
push pe_nt_image_headers32
lea eax, [esp + 0x9c]
mov dword [esp + 0x18], pe_nt_image_headers32
push 0
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x9c]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x51028e
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x18]
push pe_nt_image_headers32
push eax
push esi
call fcn.00523130
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.00509020
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
lea eax, [ebx + 0x138]
push eax
lea esi, [ebx + 0x10a]
push esi
push dword [esp + 0x18]
lea eax, [esp + 0x124]
push eax
call fcn.0050f5b0
add esp, 0x10
test al, al
jne 0x5102ef
mov esi, dword [sym.imp.MSVCRT.dll__errno]
call esi
mov edi, eax
call esi
mov esi, eax
lea eax, [esp + 0x18]
push pe_nt_image_headers32
push eax
push dword [edi]
call fcn.00523130
push eax
push dword [esi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00509020
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
lea edi, [ebx + 0x5c]
mov ecx, 0xb
rep movsd dword es:[edi], dword [esi]
lea eax, [ebx + 0x16c]
push eax
lea eax, [ebx + 0x13c]
push eax
push dword [esp + 0x1c]
lea eax, [esp + 0xa4]
movsw word es:[edi], word [esi]
push eax
call fcn.0050f5b0
add esp, 0x10
test al, al
jne 0x51035c
mov esi, dword [sym.imp.MSVCRT.dll__errno]
call esi
mov edi, eax
call esi
mov esi, eax
lea eax, [esp + 0x18]
push pe_nt_image_headers32
push eax
push dword [edi]
call fcn.00523130
push eax
push dword [esi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00509020
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
push ebx
call fcn.0050fe70
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
Function at 0x510cc0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x10
push esi
mov esi, dword [esp + 0x18]
xor eax, eax
push edi
mov edi, dword [esp + 0x20]
push 4
cmp byte [esi + 0xa9f], al
setne al
mov dword [esp + 0x20], eax
lea eax, [esp + 0x20]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x510d0a
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.005090e0
add esp, 0xc
pop edi
pop esi
add esp, 0x10
ret
push dword [esi + 0xa3c]
mov dword [esp + 0x10], 1
call fcn.0050f530
push dword [esi + 0xa40]
imul eax, eax, 0x3e8
mov dword [esp + 0x24], eax
mov dword [esp + 0x18], eax
call fcn.0050f530
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [esp + 0x24], eax
mov dword [esp + 0x1c], eax
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0xc
lea eax, [esp + 0x24]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x510d81
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.005090e0
add esp, 0x10
pop edi
pop esi
add esp, 0x10
ret

Function at 0x510d90
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x84
mov eax, dword [esp + 0x88]
push esi
push 4
mov dword [esp + 8], 1
mov esi, dword [eax]
lea eax, [esp + 8]
push eax
push 1
push 6
push dword [esp + 0xa0]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x510df1
push pe_nt_image_headers32
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00523130
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.005090e0
add esp, 0x18
pop esi
add esp, 0x84
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.005090e0
add esp, 8
pop esi
add esp, 0x84
ret
Function at 0x51bb20
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x1000
call fcn.00469c20
push dword [esp + 0x1004]
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x51bb6d
push 0x1000
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x51bb6d
lea eax, [esp]
push eax
call dword [0xb3c3d4]
add esp, 4
add esp, 0x1000
ret
xor eax, eax
add esp, 0x1000
ret
Function at 0x522610
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push ebp
xor ebp, ebp
mov dword [esp + 4], ebp
mov dword [eax], ebp
lea eax, [esp + 8]
push eax
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
test eax, eax
jne 0x5227a3
push ebx
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x52278d
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x52265f
lea ebx, [eax + 0xe]
jmp 0x52266b
cmp eax, 0x17
jne 0x52271a
lea ebx, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x52271a
mov eax, dword [edi + 0x10]
test eax, eax
je 0x52271a
cmp eax, ebx
jb 0x52271a
push 0x20
call dword [0xb3c3c8]
mov esi, eax
add esp, 4
test esi, esi
je 0x522782
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push ebx
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], ebx
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0xb3c3c8]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x522771
push ebx
push dword [edi + 0x18]
push eax
call sub.MSVCRT.dll_memcpy
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x522705
push eax
call dword [0xb3c3d4]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x522757
test ebp, ebp
jne 0x52270b
mov ebp, esi
mov eax, dword [esp + 0x10]
test eax, eax
je 0x522716
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x522652
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x522739
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x522789
push ebp
call fcn.005225d0
mov eax, dword [esp + 0x2c]
add esp, 4
xor ebp, ebp
mov dword [eax], ebp
mov eax, ebx
pop edi
pop ebx
pop ebp
add esp, 0xc
ret
push dword [esi + 0x18]
mov ebx, 8
call dword [0xb3c3cc]
push esi
call dword [0xb3c3cc]
add esp, 8
jmp 0x522729
push esi
mov ebx, 8
call dword [0xb3c3cc]
add esp, 4
jmp 0x522729
mov ebx, 8
jmp 0x522729
test ebp, ebp
jne 0x522799
mov ebx, 0x2af9
push ebx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], ebp
mov eax, ebx
pop ebx
pop ebp
add esp, 0xc
ret
Function at 0x526de0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x30
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x18], 0x10
mov dword [esp + 0x14], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
jne 0x526e12
pop edi
or eax, eax
pop esi
add esp, 0x30
ret
xor eax, eax
mov dword [esp + 0x10], eax
push ebx
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], eax
mov eax, 2
push 0x7f000001
mov word [esp + 0x18], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov ebx, dword [esp + 0x4c]
mov dword [esp + 0x18], eax
xor eax, eax
push 4
mov word [esp + 0x1a], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x526fa7
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x526fa7
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x526fa7
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x526fa7
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x526fa7
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x526fa7
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x526fa7
push ebx
push 0x565268
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.0051a760
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x526f14
push 0
sub esi, ecx
lea eax, [esp + 0x28]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x526fa7
push 0
push 0xc
lea eax, [esp + 0x38]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x526fa7
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x526f65
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x526f6a
add ecx, 4
add edx, 4
sub esi, 4
jae 0x526f54
cmp esi, 0xfffffffc
je 0x526f97
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x526fa7
cmp esi, 0xfffffffd
je 0x526f97
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x526fa7
cmp esi, 0xfffffffe
je 0x526f97
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x526fa7
cmp esi, 0xffffffff
je 0x526f97
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x526fa7
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop ebx
pop edi
xor eax, eax
pop esi
add esp, 0x30
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
pop ebx
pop edi
or eax, 0xffffffff
pop esi
add esp, 0x30
ret
Function at 0x5323a0
Capabilities:
Allocate thread local storage
Get thread local storage value
Set thread local storage value

Disassembly:
cmp dword [0xb42324], 0
push ebx
push esi
mov esi, 0xb4232c
jne 0x5323cc
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
push esi
mov dword [0xb42344], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [0xb42324], 1
push dword [0xb42344]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov ebx, eax
test ebx, ebx
jne 0x532469
push 0x14
push 8
push dword [0xb3fee4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, eax
test ebx, ebx
je 0x532493
push esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0xb42328]
test eax, eax
je 0x53240e
mov dword [eax], ebx
push edi
push esi
mov dword [ebx + 4], eax
mov dword [0xb42328], ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov esi, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
lea edi, [ebx + 0x10]
push 0
push 0
push 0x100000
push edi
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call esi
push eax
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
push 8
push 0xffffffffffffffff
push ebx
push 0x532498
push dword [edi]
lea eax, [ebx + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_RegisterWaitForSingleObject]
push ebx
push dword [0xb42344]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
pop edi
push 0xc
push 0
push dword [0xb3fee4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
test eax, eax
je 0x532493
mov ecx, dword [esp + 0xc]
mov dword [eax + 4], ecx
mov ecx, dword [esp + 0x10]
mov dword [eax + 8], ecx
mov ecx, dword [ebx + 8]
mov dword [eax], ecx
mov dword [ebx + 8], eax
pop esi
pop ebx
ret 8
Function at 0x42e005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
mov eax, section..text
nop
nop
mov ebx, 0x407ef8
mov ecx, 0x3b000612
nop
nop
nop
nop
nop
test eax, eax
nop
nop
nop
je 0x42e04e
nop
nop
nop
nop
nop
xor dword [eax], ecx
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x42e024
nop
mov eax, section..data
mov ebx, 0x42cd70
nop
nop
mov ecx, 0x239d60a4
nop
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x42e084
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
nop
jne 0x42e06c
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219