joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4d0b60
Capabilities:
Check if file exists
Delete file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x64a4be
mov eax, dword fs:[0]
push eax
sub esp, 0xc8
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
cmp dword [ebp + 8], 0
je 0x4d0b9a
cmp dword [ebp + 0xc], 0
jne 0x4d0ba1
xor al, al
jmp 0x4d0d3e
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4d0bbd
mov eax, dword [ebp + 0xc]
push eax
call fcn.004d05f0
add esp, 4
jmp 0x4d0bc7
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0x6c7914
lea eax, [ebp - 0x14]
push eax
call fcn.004cff50
add esp, 8
mov dword [ebp - 4], 0
push 0
lea ecx, [ebp - 0x14]
call fcn.004d0450
mov ecx, eax
call fcn.004d9b60
push 0
lea ecx, [ebp - 0x14]
call fcn.004d0450
mov ecx, eax
call fcn.004d9b80
cmp dword [ebp + 0x10], 0
je 0x4d0c1a
mov eax, dword [ebp + 0x10]
push eax
lea ecx, [ebp - 0x14]
call fcn.004d0450
mov ecx, eax
call fcn.004d9940
cmp dword [ebp + 0x14], 0
je 0x4d0c33
mov eax, dword [ebp + 0x14]
push eax
lea ecx, [ebp - 0x14]
call fcn.004d0450
mov ecx, eax
call fcn.004d9970
push 0
push 0x3a8
sub esp, 0x18
mov ecx, esp
mov dword [ebp - 0x88], esp
mov eax, dword [ebp + 0xc]
push eax
call fcn.0040b74f
lea ecx, [ebp - 0xa0]
push ecx
call fcn.004b75cb
add esp, 0x20
mov dword [ebp - 0xc4], eax
mov edx, dword [ebp - 0xc4]
mov dword [ebp - 0xc8], edx
mov byte [ebp - 4], 1
mov eax, dword [ebp - 0xc8]
push eax
push 0xfde9
sub esp, 0x18
mov ecx, esp
mov dword [ebp - 0xa4], esp
mov edx, dword [ebp + 8]
push edx
call fcn.0040b74f
lea eax, [ebp - 0xbc]
push eax
call fcn.004b75cb
add esp, 0x20
mov dword [ebp - 0xcc], eax
mov ecx, dword [ebp - 0xcc]
mov dword [ebp - 0xd0], ecx
mov byte [ebp - 4], 2
mov edx, dword [ebp - 0xd0]
push edx
lea eax, [ebp - 0x44]
push eax
lea ecx, [ebp - 0x14]
call fcn.004d0450
mov ecx, eax
call fcn.004d9e50
mov dword [ebp - 0xd4], eax
mov byte [ebp - 4], 1
lea ecx, [ebp - 0xbc]
call fcn.0040ee5a
mov byte [ebp - 4], 0
lea ecx, [ebp - 0xa0]
call fcn.0040ee5a
cmp dword [ebp - 0x44], 0xc8
jne 0x4d0d0b
mov dword [ebp - 0xc4], 1
jmp 0x4d0d15
mov dword [ebp - 0xc4], 0
mov al, byte [ebp - 0xc4]
mov byte [ebp - 0xbd], al
lea ecx, [ebp - 0x44]
call fcn.004d0390
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x14]
call fcn.004d0330
mov al, byte [ebp - 0xbd]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004e6543
mov esp, ebp
pop ebp
ret
Function at 0x4d15d0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x64a5f0
mov eax, dword fs:[0]
push eax
sub esp, 0x2c0
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
push 0x67
push 0x6f
push 0x6c
push 0x74
push 0x6e
push 0x65
push 0x74
push 0x6e
push 0x6f
push 0x43
push 0x70
push 0x74
push 0x74
push 0x48
push 0x77
push 0x6f
push 0x68
push 0x53
push 0x662010
lea eax, [ebp - 0x28]
push eax
call fcn.004b6db9
add esp, 0x50
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x40]
call fcn.0040ee5f
mov byte [ebp - 4], 1
push 0x65da98
lea ecx, [ebp - 0x40]
call fcn.0040b45b
push 0x65da9c
lea ecx, [ebp - 0x40]
call fcn.0040b45b
push 0x6c8bb4
lea ecx, [ebp - 0x40]
call fcn.0040b45b
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040ff53
lea ecx, [ebp - 0x40]
call fcn.0040b4ee
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4d16f3
push 0x208
push 0
lea eax, [ebp - 0x248]
push eax
call fcn.004fe600
add esp, 0xc
push 0x104
lea eax, [ebp - 0x248]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [ebp - 0x248]
push eax
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
lea ecx, [ebp - 0x40]
call fcn.004d0ab0
lea eax, [ebp - 0x248]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040b45b
push 0x6c8bb4
lea ecx, [ebp - 0x40]
call fcn.0040b45b
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040ff53
lea ecx, [ebp - 0x40]
call fcn.0040b4ee
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4d170f
mov byte [ebp - 0x2ca], 1
jmp 0x4d1716
mov byte [ebp - 0x2ca], 0
mov al, byte [ebp - 0x2ca]
mov byte [ebp - 0x2c9], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x40]
call fcn.0040b527
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x28]
call fcn.0040b527
mov al, byte [ebp - 0x2c9]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004e6543
mov esp, ebp
pop ebp
ret
Function at 0x4db0e0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x60
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
cmp dword [ebp + 8], 0
je 0x4db0f8
cmp dword [ebp + 0xc], 0
jne 0x4db102
mov eax, 1
jmp 0x4db1fd
push 0
push 0x80
push 3
push 0
push 5
push Ordinal_1
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
jne 0x4db132
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4db1fd
mov dword [ebp - 0xc], 0
lea eax, [ebp - 0x10]
push eax
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0xffffffff
jne 0x4db15b
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4db1fd
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0xffffffff
jb 0x4db171
mov eax, 8
jmp 0x4db1fd
cmp dword [ebp + 0x10], 0
je 0x4db17f
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp - 0xc]
mov dword [eax], ecx
mov eax, dword [ebp - 0xc]
add eax, 1
push eax
call fcn.004e72c8
add esp, 4
mov dword [ebp - 0x60], eax
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp - 0x60]
mov dword [ecx], edx
mov eax, dword [ebp - 0xc]
add eax, 1
push eax
push 0
mov ecx, dword [ebp + 0xc]
mov edx, dword [ecx]
push edx
call fcn.004fe600
add esp, 0xc
mov dword [ebp - 0x18], 0
push 0
lea eax, [ebp - 0x18]
push eax
mov ecx, dword [ebp - 0xc]
push ecx
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
push eax
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov dword [ebp - 0x1c], eax
cmp dword [ebp - 0x1c], 0
jne 0x4db1e2
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4db1fd
mov eax, dword [ebp - 0x18]
cmp eax, dword [ebp - 0xc]
je 0x4db1f1
mov eax, 1
jmp 0x4db1fd
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4db7d0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x50
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
cmp dword [ebp + 8], 0
je 0x4db7ec
mov eax, dword [ebp + 8]
movzx ecx, word [eax]
test ecx, ecx
jne 0x4db7f3
mov eax, 1
jmp 0x4db855
push 0
push 0x80
push 2
push 0
push 0
push 0xc0000000
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
jne 0x4db820
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4db855
push 0
lea eax, [ebp - 0xc]
push eax
mov ecx, dword [ebp + 0x10]
push ecx
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0
jne 0x4db849
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4db855
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4e08f0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor edx, edx
mov ecx, edx
mov eax, edx
and ecx, 1
shr eax, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov dword [edx*4 + 0x6f4440], eax
inc edx
cmp edx, 0x100
jb 0x4e08f2
push esi
mov eax, 0x6f4444
mov esi, 0x1c0
mov edx, dword [eax - 4]
lea eax, [eax + 0x10]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6f4440]
mov dword [eax + 0x3ec], edx
mov edx, dword [eax - 0x10]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6f4440]
mov dword [eax + 0x3f0], edx
mov edx, dword [eax - 0xc]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6f4440]
mov dword [eax + 0x3f4], edx
mov edx, dword [eax - 8]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6f4440]
mov dword [eax + 0x3f8], edx
sub esi, 1
jne 0x4e0997
mov dword [0x6f4424], 0x4e1f50
mov dword [0x6f441c], 0x4e1f50
mov dword [0x6f4420], 0x4e1ff0
call fcn.004e1d60
mov ecx, dword [0x6f441c]
test eax, eax
mov edx, 0x4e1ff0
cmove ecx, edx
mov dword [0x6f441c], ecx
pop esi
ret

Function at 0x4e0b50
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edi]
test esi, esi
je 0x4e0ba3
mov ebx, dword [ebp + 0xc]
mov dword [edi], 0
push 0
mov ecx, 0x400000
mov dword [ebp + 0x10], 0
lea eax, [ebp + 0x10]
cmp esi, ecx
push eax
mov eax, esi
cmova eax, ecx
push eax
mov eax, dword [ebp + 8]
push ebx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [ebp + 0x10]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x4e0baa
test ecx, ecx
je 0x4e0ba3
test esi, esi
jne 0x4e0b68
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
pop edi
pop esi
pop ebx
pop ebp
jmp dword [sym.imp.KERNEL32.dll_GetLastError]

Function at 0x4e0bc0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edi]
test esi, esi
je 0x4e0c13
mov ebx, dword [ebp + 0xc]
mov dword [edi], 0
push 0
mov ecx, 0x400000
mov dword [ebp + 0x10], 0
lea eax, [ebp + 0x10]
cmp esi, ecx
push eax
mov eax, esi
cmova eax, ecx
push eax
mov eax, dword [ebp + 8]
push ebx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov ecx, dword [ebp + 0x10]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x4e0c1a
test ecx, ecx
je 0x4e0c13
test esi, esi
jne 0x4e0bd8
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
pop edi
pop esi
pop ebx
pop ebp
jmp dword [sym.imp.KERNEL32.dll_GetLastError]
Function at 0x4e2420
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x14]
push edi
xor edi, edi
mov esi, dword [esi]
and esi, 7
cmp eax, 5
jae 0x4e2440
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret
add dword [ebp + 0x10], 5
mov ecx, dword [ebp + 8]
push ebx
lea ebx, [eax - 4]
add ebx, ecx
mov dword [ebp - 4], ebx
lea eax, [edi + ecx]
cmp eax, ebx
jae 0x4e2469
mov cl, byte [eax]
and cl, 0xfe
cmp cl, 0xe8
je 0x4e2466
inc eax
cmp eax, ebx
jb 0x4e2457
mov ecx, dword [ebp + 8]
mov edx, eax
sub edx, edi
mov edi, eax
sub edx, ecx
sub edi, ecx
cmp eax, ebx
jae 0x4e256d
cmp edx, 2
jbe 0x4e24f2
xor esi, esi
movzx edx, byte [eax + 4]
lea ecx, [edx + 1]
test cl, 0xfe
jne 0x4e2559
movzx ecx, byte [eax + 3]
mov ebx, dword [ebp + 0x10]
shl edx, 8
add ebx, edi
or edx, ecx
movzx ecx, byte [eax + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [eax + 1]
shl edx, 8
or edx, ecx
mov ecx, edx
add edx, ebx
sub ecx, ebx
cmp dword [ebp + 0x18], 0
cmove edx, ecx
mov dword [ebp + 0xc], edx
mov ebx, edx
test esi, esi
je 0x4e2529
and esi, 6
shl esi, 2
mov ecx, esi
shr edx, cl
inc edx
test dl, 0xfe
jne 0x4e2527
mov ebx, 0x100
shl ebx, cl
mov ecx, dword [ebp + 0x10]
dec ebx
xor ebx, dword [ebp + 0xc]
add ecx, edi
cmp dword [ebp + 0x18], 0
je 0x4e2525
add ebx, ecx
jmp 0x4e2527
mov ecx, edx
shr esi, cl
test esi, esi
je 0x4e2482
cmp esi, 4
ja 0x4e2517
cmp esi, 3
je 0x4e2517
mov ecx, esi
shr ecx, 1
movzx ecx, byte [ecx + eax + 1]
inc ecx
test cl, 0xfe
jne 0x4e2482
mov ecx, dword [ebp + 8]
or esi, 8
shr esi, 1
inc edi
jmp 0x4e2450
sub ebx, ecx
xor esi, esi
mov ecx, ebx
mov byte [eax + 1], bl
shr ecx, 8
mov byte [eax + 2], cl
mov ecx, ebx
shr ebx, 0x18
and bl, 1
shr ecx, 0x10
neg bl
mov byte [eax + 3], cl
mov ecx, dword [ebp + 8]
mov byte [eax + 4], bl
mov eax, 5
mov ebx, dword [ebp - 4]
add edi, eax
jmp 0x4e2450
mov ecx, dword [ebp + 8]
or esi, 8
mov eax, 1
shr esi, 1
add edi, eax
jmp 0x4e2450
mov eax, dword [ebp + 0x14]
mov ecx, edx
shr esi, cl
xor ecx, ecx
cmp edx, 2
pop ebx
cmovbe ecx, esi
mov dword [eax], ecx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4e985c
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x51d5e2
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0051d2a5

Function at 0x51d5ed
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0051d426

Function at 0x524166
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00523e26
Function at 0x532860
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x5328a9
mov al, byte [esi]
push eax
call fcn.00541c60
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, dword [ebp + 8]
jb 0x532887
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret
Function at 0x53cdc0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp byte [edi + 0x6f2], 0
je 0x53ce43
cmp dword [edi + 0x1b0], 0
je 0x53ce0d
push esi
push 1
push edi
call fcn.0052eb30
push dword [edi + 0x14c]
mov eax, dword [edi + 0x1b0]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.0052eb30
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x53ce43
push dword [edi + 0x148]
lea eax, [eax + eax*2]
push 1
add eax, 0x670d70
push 2
push eax
call fcn.0050fe03
push dword [edi + 0x148]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.0050fe03
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x53d1c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 8]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov eax, dword [edx + 0xc]
mov esi, dword [ebp + 0x18]
push edi
mov edi, dword [ebp + 0x10]
mov ebx, dword [eax + ecx*4 + 0x148]
push ecx
push eax
push edx
mov dword [ebp - 0x108], edx
call fcn.0053d640
add esp, 0xc
test eax, eax
je 0x53d21b
pop edi
mov dword [esi], 0x1b
or eax, 0xffffffff
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e6543
mov esp, ebp
pop ebp
ret
push 0
push dword [ebp + 0x14]
push edi
push ebx
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
mov dword [esi], 0
cmp edi, 0xffffffff
jne 0x53d298
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp ebx, 0x2733
jne 0x53d260
xor edi, edi
mov dword [esi], 0x51
mov eax, edi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e6543
mov esp, ebp
pop ebp
ret
push 0x100
lea eax, [ebp - 0x104]
push eax
push ebx
call fcn.0052aa90
push eax
push str.Send_failure:__s
push dword [ebp - 0x108]
call fcn.0053ce50
mov eax, dword [ebp - 0x108]
add esp, 0x18
mov dword [eax + 0x93c], ebx
mov dword [esi], 0x37
mov ecx, dword [ebp - 4]
mov eax, edi
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004e6543
mov esp, ebp
pop ebp
ret
Function at 0x53d640
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
lea esi, [edx + 0x17]
mov eax, dword [ecx + 0x288]
shl esi, 4
add esi, ecx
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x53d711
cmp dword [ecx + edx*4 + 0x160], 0x53d0c0
jne 0x53d711
cmp dword [esi], 0
je 0x53d688
test edi, edi
je 0x53d711
mov ebx, dword [ecx + edx*4 + 0x148]
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.0054b970
add esp, 0x14
cmp eax, 0xffffffff
je 0x53d711
test al, 1
je 0x53d711
mov ecx, dword [esi]
test ecx, ecx
jne 0x53d6ec
mov eax, dword [ebp + 8]
mov eax, dword [eax + 0x4c8]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6e3df8]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
test ecx, ecx
jne 0x53d6d7
pop edi
pop esi
lea eax, [ecx + 0x1b]
pop ebx
pop ebp
ret
mov edi, dword [esi + 4]
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x53d70a
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x53d711
add dword [esi + 8], eax
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
mov dword [esi + 4], 0
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret

Function at 0x53d8a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x19c], 0
je 0x53d8c0
push eax
call fcn.00536da0
add esp, 4
test eax, eax
jne 0x53d8de
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x148]
cmp eax, 0xffffffff
je 0x53d8bc
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x53d8bc
mov al, 1
pop ebp
ret

Function at 0x53dad0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x184]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x188], 0x80
call fcn.004fe600
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x53db4d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.0052aa90
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x53db90
push edi
push esi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.0053d720
add esp, 0x10
test al, al
jne 0x53db99
call fcn.0051043b
mov esi, dword [eax]
call fcn.0051043b
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.0052aa90
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.0053ce50
add esp, 0x1c
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004e6543
mov esp, ebp
pop ebp
ret
Function at 0x53e320
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x6f151c]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x53e371
push 3
push 2
push eax
push 6
call fcn.00568950
add esp, 0x10
test al, al
je 0x53e365
mov dword [0x6f151c], 2
mov esp, ebp
pop ebp
ret
mov dword [0x6f151c], 1
jmp 0x53e376
cmp eax, 2
je 0x53e3b6
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x53e39d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x53e3b6
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret
Function at 0x53f220
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0x6ff], al
setne al
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x14]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x53f27d
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.0053cf10
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e6543
mov esp, ebp
pop ebp
ret
push dword [esi + 0x698]
mov dword [ebp - 0x10], 1
call fcn.0053f490
push dword [esi + 0x69c]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.0053f490
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [ebp - 0x14], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x53f2ed
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.0053cf10
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.004e6543
mov esp, ebp
pop ebp
ret

Function at 0x53f300
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6e33d4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x108]
push 4
push eax
push 1
push 6
push dword [ebp + 0xc]
mov dword [ebp - 0x108], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x53f362
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0052aa90
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0053cf10
add esp, 0x18
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004e6543
mov esp, ebp
pop ebp
ret

Function at 0x53f470
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.0040b720
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.0051cddd