joyce8/EMBER2024-capa huggingface dataset:
Function at 0x56fc50
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x56fc68
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
cmp dword [esp + 0xc], 0
jne 0x56fc72
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 0x56fcda
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xe8
jne 0x56fcb3
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 0xb
or eax, 0xffffffff
ret
cmp eax, 0x6d
je 0x56fc6f
cmp eax, 5
jne 0x56fccd
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0056f970
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x56ffa0
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x56ffb8
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 0x570004
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x56fff7
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0056f970
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x5702f0
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 0x57032e
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x80090016
jne 0x570357
push 8
push 1
push 0
push 0
lea eax, [esp + 0x14]
push eax
call esi
test eax, eax
je 0x570357
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 0x570357
xor eax, eax
pop esi
pop ecx
ret
mov eax, 0xffffffe7
pop esi
pop ecx
ret

Function at 0x57dc80
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x57dca0
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x57dca0
mov eax, dword [eax + 0x44]
test eax, eax
je 0x57dca0
push dword [esp + 8]
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
Function at 0x593f00
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x593f2f
push esi
call fcn.005940e0
add esp, 4
cmp byte [esi + 0x40], 0
je 0x593f28
mov dword [esi + 0x14], 0xcf
mov al, 1
pop esi
ret
mov dword [esi + 0x14], 0xcb
mov eax, dword [esi + 0x14]
push edi
cmp eax, 0xcb
jne 0x593fb2
mov eax, dword [esi + 0x1a8]
cmp byte [eax + 0x10], 0
je 0x593f9d
mov eax, dword [esi + 8]
test eax, eax
je 0x593f55
mov eax, dword [eax]
push esi
call eax
add esp, 4
mov eax, dword [esi + 0x1a8]
push esi
mov eax, dword [eax]
call eax
add esp, 4
test eax, eax
je 0x593f98
cmp eax, 2
je 0x593f9d
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x593f46
cmp eax, 3
je 0x593f7d
cmp eax, 1
jne 0x593f46
inc dword [ecx + 4]
mov edx, dword [esi + 8]
mov edi, dword [edx + 8]
cmp dword [ecx + 4], edi
jl 0x593f46
mov eax, dword [esi + 0x128]
add eax, edi
mov dword [edx + 8], eax
jmp 0x593f46
pop edi
xor al, al
pop esi
ret
mov eax, dword [esi + 0x7c]
push esi
mov dword [esi + 0x84], eax
call fcn.00593fe0
add esp, 4
pop edi
pop esi
ret
cmp eax, 0xcc
je 0x593fd4
mov eax, dword [esi]
push esi
mov dword [eax + 0x14], 0x15
mov ecx, dword [esi]
mov eax, dword [esi + 0x14]
mov dword [ecx + 0x18], eax
mov eax, dword [esi]
mov eax, dword [eax]
call eax
add esp, 4
push esi
call fcn.00593fe0
add esp, 4
pop edi
pop esi
ret

Function at 0x593fe0
Capabilities:
Check for software breakpoints

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
cmp dword [esi + 0x14], 0xcc
je 0x59400c
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax]
call eax
add esp, 4
mov dword [esi + 0x78], 0
mov dword [esi + 0x14], 0xcc
mov eax, dword [esi + 0x198]
cmp byte [eax + 8], 0
je 0x594092
lea ebx, [esi + 0x78]
jmp 0x594020
mov eax, dword [ebx]
cmp eax, dword [esi + 0x60]
jae 0x594066
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x594045
mov dword [ecx + 4], eax
mov ecx, dword [esi + 8]
mov eax, dword [esi + 0x60]
push esi
mov dword [ecx + 8], eax
mov eax, dword [esi + 8]
mov eax, dword [eax]
call eax
add esp, 4
mov eax, dword [esi + 0x19c]
mov edi, dword [ebx]
push 0
push ebx
mov eax, dword [eax + 4]
push 0
push esi
call eax
mov eax, dword [ebx]
add esp, 0x10
cmp eax, edi
je 0x5940a8
cmp eax, dword [esi + 0x60]
jb 0x594027
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax + 4]
call eax
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax]
call eax
mov dword [ebx], 0
add esp, 8
mov eax, dword [esi + 0x198]
cmp byte [eax + 8], 0
jne 0x594020
xor eax, eax
cmp byte [esi + 0x41], al
pop edi
setne al
add eax, 0xcd
mov dword [esi + 0x14], eax
mov al, 1
pop esi
pop ebx
ret
pop edi
pop esi
xor al, al
pop ebx
ret
Function at 0x595220
Capabilities:
Query environment variable

Disassembly:
push ecx
push esi
push edi
mov edi, dword [esp + 0x10]
push edi
mov dword [edi + 4], 0
call fcn.005a1440
push 0x54
push edi
mov dword [esp + 0x14], eax
call fcn.005a1410
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x595267
push edi
call fcn.005a1450
mov ecx, dword [edi]
push edi
mov dword [ecx + 0x14], 0x38
mov ecx, dword [edi]
mov dword [ecx + 0x18], esi
mov eax, dword [edi]
mov eax, dword [eax]
call eax
add esp, 8
mov dword [esi], fcn.00594eb0
mov dword [esi + 4], fcn.00594d40
mov dword [esi + 8], fcn.00594e10
mov dword [esi + 0xc], fcn.00594c90
mov dword [esi + 0x10], 0x595580
mov dword [esi + 0x14], 0x595510
mov dword [esi + 0x18], 0x595370
mov dword [esi + 0x1c], 0x594b40
mov dword [esi + 0x20], 0x5949f0
mov dword [esi + 0x24], 0x595120
mov dword [esi + 0x28], 0x5955f0
mov dword [esi + 0x30], 0x3b9aca00
mov eax, dword [esp + 8]
mov dword [esi + 0x2c], eax
mov dword [esi + 0x38], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x3c], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0x54
push str.JPEGMEM
mov dword [edi + 4], esi
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x59534a
lea ecx, [esp + 0x10]
mov byte [esp + 0x10], 0x78
push ecx
lea ecx, [esp + 0xc]
push ecx
push str._ld_c
push eax
call dword [sym.imp.MSVCRT.dll_sscanf]
add esp, 0x10
test eax, eax
jle 0x59534a
mov al, byte [esp + 0x10]
cmp al, 0x6d
je 0x595339
cmp al, 0x4d
mov eax, dword [esp + 8]
jne 0x595341
imul eax, dword [esp + 8], 0x3e8
imul eax, eax, 0x3e8
mov dword [esi + 0x2c], eax
pop edi
pop esi
pop ecx
ret
Function at 0x598b10
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x20]
push esi
cmp dword [ebp + 0x4c], 1
mov ebx, dword [ebp + 0x1c0]
mov dword [esp + 0x1c], ebx
jne 0x598b35
mov esi, 0x1fe
mov byte [ebx + 0x1c], 1
jmp 0x598b3b
xor esi, esi
mov byte [ebx + 0x1c], 0
push dword [ebp + 0x64]
mov ecx, dword [ebp + 4]
lea eax, [esi + 0x100]
push eax
push 1
push ebp
mov eax, dword [ecx + 8]
mov dword [esp + 0x20], esi
call eax
xor ecx, ecx
mov dword [ebx + 0x18], eax
mov eax, dword [ebx + 0x14]
add esp, 0x10
mov dword [esp + 0x14], ecx
cmp dword [ebp + 0x64], ecx
jle 0x598c50
push edi
lea ecx, [ecx]
mov edi, dword [ebx + ecx*4 + 0x20]
cdq
idiv edi
mov dword [esp + 0x10], edi
mov dword [esp + 0x1c], eax
test esi, esi
je 0x598b8d
mov eax, dword [ebx + 0x18]
add dword [eax + ecx*4], 0xff
mov eax, dword [ebx + 0x18]
xor ebx, ebx
mov ebp, dword [eax + ecx*4]
lea eax, [edi + 0xfe]
lea ecx, [edi*2 - 2]
cdq
idiv ecx
xor esi, esi
mov edx, eax
lea esp, [esp]
cmp esi, edx
jle 0x598be6
mov ecx, dword [esp + 0x10]
lea edi, [edi*2 - 2]
imul eax, ebx, 0x1fe
add ecx, 0xfe
add ecx, eax
lea ecx, [ecx]
add ecx, 0x1fe
inc ebx
mov eax, ecx
cdq
idiv edi
mov edx, eax
cmp esi, edx
jg 0x598bd0
mov edi, dword [esp + 0x10]
mov al, byte [esp + 0x1c]
imul bl
mov byte [esi + ebp], al
inc esi
cmp esi, 0xff
jle 0x598bb0
mov esi, dword [esp + 0x14]
test esi, esi
je 0x598c31
mov ecx, 1
lea edx, [ebp - 1]
jmp 0x598c10
movzx eax, byte [ebp]
lea edx, [edx - 1]
mov byte [edx + 1], al
movzx eax, byte [ebp + 0xff]
mov byte [ecx + ebp + 0xff], al
inc ecx
cmp ecx, 0xff
jle 0x598c10
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x18]
mov ebx, dword [esp + 0x20]
inc ecx
mov dword [esp + 0x18], ecx
cmp ecx, dword [eax + 0x64]
mov eax, dword [esp + 0x1c]
jl 0x598b70
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x5b60a0
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 0x5b60e4
mov al, byte [esi]
push eax
call fcn.005c21f0
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 0x5b60c3
pop edi
pop esi
pop ebp
movzx eax, bl
pop ebx
ret
Function at 0x5b8fa0
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 0x5b8fba
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 0x6166e4
push esi
call dword [sym.imp.MSVCRT.dll_strpbrk]
add esp, 8
test eax, eax
je 0x5b9003
test ebp, ebp
je 0x5b8ff4
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 0x5b9029
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5b9029
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 0x5b90df
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5b9046
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x727398]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x5b90d5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x5b90d5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5b9078
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 0x5b9090
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 0x5b90a0
test ebp, ebp
je 0x5b90cc
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x72739c]
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 [0x72739c]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x5b9270
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x22c
test byte [esp + 0x230], 2
je 0x5b92bb
lea eax, [esp + 0x9c]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x5b92af
mov eax, dword [esp + 0x9c]
cmp al, 2
jne 0x5b92a9
shr eax, 8
cmp al, 2
je 0x5b92bb
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
add esp, 0x22c
ret
call fcn.005d2c30
test eax, eax
jne 0x5b9390
push str.iphlpapi.dll
call fcn.005b8fa0
add esp, 4
mov dword [0x730e58], eax
test eax, eax
je 0x5b92f3
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5b92f3
mov dword [0x730e54], 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 0x5b9387
push 0x7313e8
mov byte [0x7313f0], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
add esp, 0x22c
ret
mov byte [0x7313f0], 0
xor eax, eax
add esp, 0x22c
ret

Function at 0x5b9510
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2c8], 2
je fcn.005b94c0
mov al, 1
ret

Function at 0x5b9650
Capabilities:
Write file on windows

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
cmp dword [edi + 0x5e0], 0
je 0x5b9694
push 1
push edi
call fcn.005ba850
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.005ba850
add esp, 0x24
mov eax, esi
pop edi
pop esi
ret
mov eax, dword [esp + 0x10]
cmp eax, 2
ja 0x5b96cd
push dword [edi + 0x570]
mov esi, dword [sym.imp.MSVCRT.dll_fwrite]
lea eax, [eax + eax*2]
push 1
add eax, 0x616768
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 0x5b98d0
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 0x5b9901
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 0x5b9a30
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.005b9ee0
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 0x5b9ad7
push edi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x5b9aa4
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.005d37f0
push eax
push str.Send_failure:__s
push dword [ebp]
call fcn.005b96e0
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 0x5b9ee0
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 0x5b9f96
cmp dword [ebx + ecx*4 + 0x1b8], 0x5b9960
jne 0x5b9f96
cmp dword [esi], 0
je 0x5b9f2c
test edi, edi
je 0x5b9f96
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.005c19f0
add esp, 0x10
cmp eax, 0xffffffff
je 0x5b9f96
test al, 1
je 0x5b9f96
cmp dword [esi], 0
jne 0x5b9f7f
mov eax, dword [ebx]
mov eax, dword [eax + 0x8d0]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x727398]
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 0x5b9f7f
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 0x5b9f96
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x5c0850
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 0x5c0a28
cmp byte [ebx + 0x289], 0
push ebp
push esi
push edi
jne 0x5c0a1c
cmp byte [ebx + 0x2a1], 0
jne 0x5c0a1c
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 0x5c08e4
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.005d37f0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.005b96e0
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 0x5c094e
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.005d37f0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.005b96e0
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.005bfc70
add esp, 0x10
test al, al
jne 0x5c09af
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.005d37f0
push eax
push dword [esi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.005b96e0
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.005bfc70
add esp, 0x10
test al, al
jne 0x5c0a1c
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.005d37f0
push eax
push dword [esi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.005b96e0
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
push ebx
call fcn.005c0530
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x188
ret
Function at 0x5c1380
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 0x5c13ca
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.005b97a0
add esp, 0xc
pop edi
pop esi
add esp, 0x10
ret
push dword [esi + 0xa3c]
mov dword [esp + 0x10], 1
call fcn.005bfbf0
push dword [esi + 0xa40]
imul eax, eax, 0x3e8
mov dword [esp + 0x24], eax
mov dword [esp + 0x18], eax
call fcn.005bfbf0
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 0x5c1441
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.005b97a0
add esp, 0x10
pop edi
pop esi
add esp, 0x10
ret

Function at 0x5c1450
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 0x5c14b1
push pe_nt_image_headers32
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005d37f0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.005b97a0
add esp, 0x18
pop esi
add esp, 0x84
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.005b97a0
add esp, 8
pop esi
add esp, 0x84
ret
Function at 0x5cc1e0
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x1000
call fcn.004fa5f0
push dword [esp + 0x1004]
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x5cc22d
push 0x1000
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x5cc22d
lea eax, [esp]
push eax
call dword [0x7273a4]
add esp, 4
add esp, 0x1000
ret
xor eax, eax
add esp, 0x1000
ret
Function at 0x5d2cd0
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 0x5d2e63
push ebx
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x5d2e4d
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x5d2d1f
lea ebx, [eax + 0xe]
jmp 0x5d2d2b
cmp eax, 0x17
jne 0x5d2dda
lea ebx, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x5d2dda
mov eax, dword [edi + 0x10]
test eax, eax
je 0x5d2dda
cmp eax, ebx
jb 0x5d2dda
push 0x20
call dword [0x727398]
mov esi, eax
add esp, 4
test esi, esi
je 0x5d2e42
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 [0x727398]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x5d2e31
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 0x5d2dc5
push eax
call dword [0x7273a4]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x5d2e17
test ebp, ebp
jne 0x5d2dcb
mov ebp, esi
mov eax, dword [esp + 0x10]
test eax, eax
je 0x5d2dd6
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x5d2d12
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x5d2df9
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x5d2e49
push ebp
call fcn.005d2c90
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 [0x72739c]
push esi
call dword [0x72739c]
add esp, 8
jmp 0x5d2de9
push esi
mov ebx, 8
call dword [0x72739c]
add esp, 4
jmp 0x5d2de9
mov ebx, 8
jmp 0x5d2de9
test ebp, ebp
jne 0x5d2e59
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