joyce8/EMBER2024-capa huggingface dataset:
Function at 0x58a7d0
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x58a7e8
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
cmp dword [esp + 0xc], 0
jne 0x58a7f2
xor eax, eax
ret
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
lea ecx, [esp + 4]
push 0
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x58a85a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xe8
jne 0x58a833
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 0xb
or eax, 0xffffffff
ret
cmp eax, 0x6d
je 0x58a7ef
cmp eax, 5
jne 0x58a84d
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0058a500
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x58ab20
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x58ab38
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push 0
lea ecx, [esp + 8]
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x58ab84
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x58ab77
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0058a500
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x58ae70
Capabilities:
Create new key via cryptacquirecontext
Generate random numbers via winapi

Disassembly:
push ecx
push esi
mov esi, dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
lea eax, [esp + 4]
push 0xf0000000
push 1
push 0
push 0
push eax
call esi
test eax, eax
jne 0x58aeae
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x80090016
jne 0x58aed7
push 8
push 1
push 0
push 0
lea eax, [esp + 0x14]
push eax
call esi
test eax, eax
je 0x58aed7
push dword [esp + 0xc]
push dword [esp + 0x14]
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 8]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
test esi, esi
je 0x58aed7
xor eax, eax
pop esi
pop ecx
ret
mov eax, 0xffffffe7
pop esi
pop ecx
ret
Function at 0x5b3470
Capabilities:
Encode data using xor

Disassembly:
push edi
call fcn.005b34b0
mov eax, dword [esp + 0x10]
mov edi, dword [esp + 0xc]
not eax
test edi, edi
je 0x5b34a9
push esi
mov esi, dword [esp + 0xc]
lea esp, [esp]
movzx ecx, byte [esi]
lea esi, [esi + 1]
movzx edx, al
xor edx, ecx
shr eax, 8
xor eax, dword [edx*4 + 0x673fe4]
dec edi
jne 0x5b3490
pop esi
not eax
pop edi
ret
Function at 0x5b4bd0
Capabilities:
Encode data using xor

Disassembly:
cmp byte [0x672f60], 0
push ebx
push esi
push edi
jne 0x5b4cee
mov byte [0x672f60], 1
xor esi, esi
lea esp, [esp]
mov ecx, esi
xor eax, eax
and ecx, 1
mov edx, esi
or ecx, eax
je 0x5b4c10
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x5b4c16
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4c31
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4c4c
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4c67
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4c82
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4c9d
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4cb8
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x5b4cd3
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov dword [esi*8 + 0x672f68], edx
mov dword [esi*8 + 0x672f6c], eax
inc esi
cmp esi, 0x100
jb 0x5b4bf0
mov ebx, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
not ebx
mov edi, dword [esp + 0x14]
not edx
test edi, edi
je 0x5b4d29
mov esi, dword [esp + 0x10]
movzx eax, byte [esi]
lea esi, [esi + 1]
movzx ecx, bl
shrd ebx, edx, 8
xor ecx, eax
shr edx, 8
xor ebx, dword [ecx*8 + 0x672f68]
xor edx, dword [ecx*8 + 0x672f6c]
dec edi
jne 0x5b4d06
pop edi
not ebx
not edx
pop esi
mov eax, ebx
pop ebx
ret
Function at 0x5ca8c0
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 0x5ca904
mov al, byte [esi]
push eax
call fcn.005d6890
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 0x5ca8e3
pop edi
pop esi
pop ebp
movzx eax, bl
pop ebx
ret
Function at 0x5cd640
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x5cd65a
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 0x6243e4
push esi
call dword [sym.imp.MSVCRT.dll_strpbrk]
add esp, 8
test eax, eax
je 0x5cd6a3
test ebp, ebp
je 0x5cd694
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 0x5cd6c9
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5cd6c9
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 0x5cd77f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5cd6e6
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x670078]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x5cd775
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x5cd775
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5cd718
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 0x5cd730
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 0x5cd740
test ebp, ebp
je 0x5cd76c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x67007c]
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 [0x67007c]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x5cd910
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x22c
test byte [esp + 0x230], 2
je 0x5cd95b
lea eax, [esp + 0x9c]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x5cd94f
mov eax, dword [esp + 0x9c]
cmp al, 2
jne 0x5cd949
shr eax, 8
cmp al, 2
je 0x5cd95b
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
add esp, 0x22c
ret
call fcn.005e72d0
test eax, eax
jne 0x5cda30
push str.iphlpapi.dll
call fcn.005cd640
add esp, 4
mov dword [0x673848], eax
test eax, eax
je 0x5cd993
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5cd993
mov dword [0x673844], 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 0x5cda27
push 0x6743e4
mov byte [0x6743ec], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
add esp, 0x22c
ret
mov byte [0x6743ec], 0
xor eax, eax
add esp, 0x22c
ret

Function at 0x5cdbb0
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2c8], 2
je fcn.005cdb60
mov al, 1
ret

Function at 0x5cdcf0
Capabilities:
Write file on windows

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
cmp dword [edi + 0x5e0], 0
je 0x5cdd34
push 1
push edi
call fcn.005ceef0
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.005ceef0
add esp, 0x24
mov eax, esi
pop edi
pop esi
ret
mov eax, dword [esp + 0x10]
cmp eax, 2
ja 0x5cdd6d
push dword [edi + 0x570]
mov esi, dword [sym.imp.MSVCRT.dll_fwrite]
lea eax, [eax + eax*2]
push 1
add eax, 0x624468
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 0x5cdf70
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 0x5cdfa1
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 0x5ce0d0
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.005ce580
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 0x5ce177
push edi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x5ce144
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.005e7e90
push eax
push str.Send_failure:__s
push dword [ebp]
call fcn.005cdd80
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 0x5ce580
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 0x5ce636
cmp dword [ebx + ecx*4 + 0x1b8], 0x5ce000
jne 0x5ce636
cmp dword [esi], 0
je 0x5ce5cc
test edi, edi
je 0x5ce636
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.005d6090
add esp, 0x10
cmp eax, 0xffffffff
je 0x5ce636
test al, 1
je 0x5ce636
cmp dword [esi], 0
jne 0x5ce61f
mov eax, dword [ebx]
mov eax, dword [eax + 0x8d0]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x670078]
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 0x5ce61f
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 0x5ce636
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x5d4ef0
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 0x5d50c8
cmp byte [ebx + 0x289], 0
push ebp
push esi
push edi
jne 0x5d50bc
cmp byte [ebx + 0x2a1], 0
jne 0x5d50bc
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 0x5d4f84
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.005e7e90
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.005cdd80
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 0x5d4fee
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.005e7e90
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.005cdd80
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.005d4310
add esp, 0x10
test al, al
jne 0x5d504f
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.005e7e90
push eax
push dword [esi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.005cdd80
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.005d4310
add esp, 0x10
test al, al
jne 0x5d50bc
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.005e7e90
push eax
push dword [esi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.005cdd80
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
push ebx
call fcn.005d4bd0
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
Function at 0x5d5a20
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 0x5d5a6a
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.005cde40
add esp, 0xc
pop edi
pop esi
add esp, 0x10
ret
push dword [esi + 0xa3c]
mov dword [esp + 0x10], 1
call fcn.005d4290
push dword [esi + 0xa40]
imul eax, eax, 0x3e8
mov dword [esp + 0x24], eax
mov dword [esp + 0x18], eax
call fcn.005d4290
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 0x5d5ae1
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.005cde40
add esp, 0x10
pop edi
pop esi
add esp, 0x10
ret

Function at 0x5d5af0
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 0x5d5b51
push pe_nt_image_headers32
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005e7e90
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.005cde40
add esp, 0x18
pop esi
add esp, 0x84
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.005cde40
add esp, 8
pop esi
add esp, 0x84
ret
Function at 0x5e0880
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x1000
call fcn.00522a50
push dword [esp + 0x1004]
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x5e08cd
push 0x1000
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x5e08cd
lea eax, [esp]
push eax
call dword [0x670084]
add esp, 4
add esp, 0x1000
ret
xor eax, eax
add esp, 0x1000
ret
Function at 0x5e7370
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 0x5e7503
push ebx
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x5e74ed
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x5e73bf
lea ebx, [eax + 0xe]
jmp 0x5e73cb
cmp eax, 0x17
jne 0x5e747a
lea ebx, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x5e747a
mov eax, dword [edi + 0x10]
test eax, eax
je 0x5e747a
cmp eax, ebx
jb 0x5e747a
push 0x20
call dword [0x670078]
mov esi, eax
add esp, 4
test esi, esi
je 0x5e74e2
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 [0x670078]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x5e74d1
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 0x5e7465
push eax
call dword [0x670084]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x5e74b7
test ebp, ebp
jne 0x5e746b
mov ebp, esi
mov eax, dword [esp + 0x10]
test eax, eax
je 0x5e7476
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x5e73b2
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x5e7499
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x5e74e9
push ebp
call fcn.005e7330
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 [0x67007c]
push esi
call dword [0x67007c]
add esp, 8
jmp 0x5e7489
push esi
mov ebx, 8
call dword [0x67007c]
add esp, 4
jmp 0x5e7489
mov ebx, 8
jmp 0x5e7489
test ebp, ebp
jne 0x5e74f9
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 0x5ebb40
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 0x5ebb72
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 0x5ebd07
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x5ebd07
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 0x5ebd07
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x5ebd07
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x5ebd07
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x5ebd07
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x5ebd07
push ebx
push 0x629ee0
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.005df4c0
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x5ebc74
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 0x5ebd07
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 0x5ebd07
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x5ebcc5
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x5ebcca
add ecx, 4
add edx, 4
sub esi, 4
jae 0x5ebcb4
cmp esi, 0xfffffffc
je 0x5ebcf7
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x5ebd07
cmp esi, 0xfffffffd
je 0x5ebcf7
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x5ebd07
cmp esi, 0xfffffffe
je 0x5ebcf7
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x5ebd07
cmp esi, 0xffffffff
je 0x5ebcf7
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x5ebd07
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