joyce8/EMBER2024-capa huggingface dataset:
Function at 0x411e40
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
push edi
mov edi, eax
xor ebx, ebx
cmp dword [edi + 4], ebx
jne 0x411e50
pop edi
xor eax, eax
pop ebx
ret
movzx eax, byte [edi]
dec eax
push esi
cmp eax, 0x10
ja case.0x411e65.2
movzx eax, byte [eax + 0x411fd0]
jmp dword [eax*4 + 0x411fbc]
push 0xc4
call fcn.004493fb
add esp, 4
cmp eax, ebx
je 0x411e86
call fcn.00411250
mov esi, eax
jmp 0x411e88
xor esi, esi
push 0xc4
push ebx
push esi
call fcn.0044e9d0
mov ecx, dword [edi + 4]
mov ebx, dword [edi + 8]
add esp, 0xc
push ecx
call fcn.00411380
mov eax, esi
pop esi
pop edi
pop ebx
ret
push 0x7c
call fcn.004493fb
add esp, 4
cmp eax, ebx
je 0x411ee7
mov dword [eax + 0x20], ebx
mov ecx, 0xf
mov dword [eax + 0x24], ecx
mov byte [eax + 0x10], bl
mov dword [eax + 0x40], ecx
mov dword [eax + 0x3c], ebx
mov byte [eax + 0x2c], bl
mov dword [eax + 0x5c], ecx
mov dword [eax + 0x58], ebx
mov byte [eax + 0x48], bl
mov dword [eax + 0x78], ecx
mov dword [eax + 0x74], ebx
mov byte [eax + 0x64], bl
mov byte [eax], 3
mov esi, eax
jmp 0x411ee9
xor esi, esi
push 0x7c
push ebx
push esi
call fcn.0044e9d0
mov ebx, dword [edi + 4]
mov edi, dword [edi + 8]
add esp, 0xc
call fcn.004115d0
mov eax, esi
pop esi
pop edi
pop ebx
ret
push 0x2c
call fcn.004493fb
add esp, 4
cmp eax, ebx
je 0x411f28
mov dword [eax + 0x28], 0xf
mov dword [eax + 0x24], ebx
mov byte [eax + 0x14], bl
mov byte [eax], 6
mov esi, eax
jmp 0x411f2a
xor esi, esi
push 0x2c
push ebx
push esi
call fcn.0044e9d0
mov edx, dword [edi + 4]
mov ecx, dword [edi + 8]
add esp, 0xc
mov eax, esi
call fcn.00411690
mov eax, esi
pop esi
pop edi
pop ebx
ret
push 0x90
call fcn.004493fb
add esp, 4
cmp eax, ebx
je 0x411f90
mov dword [eax + 0x34], ebx
mov ecx, 0xf
mov dword [eax + 0x38], ecx
mov byte [eax + 0x24], bl
mov dword [eax + 0x54], ecx
mov dword [eax + 0x50], ebx
mov byte [eax + 0x40], bl
mov dword [eax + 0x70], ecx
mov dword [eax + 0x6c], ebx
mov byte [eax + 0x5c], bl
mov dword [eax + 0x8c], ecx
mov dword [eax + 0x88], ebx
mov byte [eax + 0x78], bl
mov byte [eax], 0x11
mov esi, eax
jmp 0x411f92
xor esi, esi
push 0x90
push ebx
push esi
call fcn.0044e9d0
mov edx, dword [edi + 4]
mov ebx, dword [edi + 8]
add esp, 0xc
push edx
call fcn.00411720
mov eax, esi
pop esi
pop edi
pop ebx
ret
pop esi
pop edi
xor eax, eax
pop ebx
ret
Function at 0x413ea6
Capabilities:
Write file on windows

Disassembly:
push 0x48
mov eax, 0x46454e
call fcn.0044db56
mov esi, ecx
xor ebx, ebx
cmp dword [esi + 0x3c], ebx
je 0x413fb8
cmp byte [esi + 0x42], bl
je 0x413fb8
mov eax, dword [esi]
mov edi, 0xffff
push edi
call dword [eax + 4]
movzx eax, ax
cmp di, ax
jne 0x413ee2
xor al, al
jmp 0x413fba
push ebx
push 8
lea ecx, [ebp - 0x2c]
call fcn.004037c0
mov dword [ebp - 4], ebx
lea eax, [ebp - 0x54]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov edi, dword [ebp - 0x18]
mov ebx, eax
lea eax, [ebp - 0x3c]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov ecx, dword [esi + 0x3c]
mov edx, dword [ecx]
mov dword [ebp - 0x34], eax
lea eax, [ebp - 0x30]
push eax
add edi, ebx
push edi
push dword [ebp - 0x34]
lea eax, [esi + 0x44]
push eax
call dword [edx + 0x18]
sub eax, 0
je 0x413f52
dec eax
je 0x413f56
dec eax
dec eax
je 0x413fb4
xor bl, bl
push 0
push 1
lea ecx, [ebp - 0x2c]
call fcn.00402db0
mov al, bl
jmp 0x413fba
mov byte [esi + 0x42], 0
lea eax, [ebp - 0x4c]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov edi, dword [ebp - 0x30]
sub edi, eax
je 0x413f96
lea eax, [ebp - 0x44]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
push dword [esi + 0x4c]
push edi
push 1
push eax
call fcn.00449b54
add esp, 0x10
cmp edi, eax
jne 0x413f40
cmp byte [esi + 0x42], 0
je 0x413fb4
test edi, edi
jne 0x413ef0
push edi
push 8
lea ecx, [ebp - 0x2c]
call fcn.004021c0
jmp 0x413ef0
mov bl, 1
jmp 0x413f42
mov al, 1
call fcn.0044dba0
ret
Function at 0x414102
Capabilities:
Write file on windows

Disassembly:
push 0x54
mov eax, 0x4645bc
call fcn.0044db56
mov edi, dword [ebp + 8]
mov eax, 0xffff
mov esi, ecx
cmp ax, di
jne 0x41412c
lea eax, [ebp + 8]
push eax
call fcn.004137b5
pop ecx
jmp 0x4142a7
mov eax, dword [esi + 0x24]
mov ecx, dword [eax]
xor ebx, ebx
cmp ecx, ebx
je 0x41415a
mov eax, dword [esi + 0x34]
mov edx, dword [eax]
lea edx, [ecx + edx*2]
cmp ecx, edx
jae 0x41415a
dec dword [eax]
mov esi, dword [esi + 0x24]
mov eax, dword [esi]
lea ecx, [eax + 2]
mov dword [esi], ecx
mov word [eax], di
mov ax, di
jmp 0x4142a7
mov eax, dword [esi + 0x4c]
cmp eax, ebx
je 0x4142a2
cmp dword [esi + 0x3c], ebx
jne 0x414183
push eax
push edi
call fcn.00413822
pop ecx
test al, al
pop ecx
movzx eax, di
jne 0x4142a7
jmp 0x4142a2
movzx eax, di
push ebx
push 8
lea ecx, [ebp - 0x2c]
mov dword [ebp - 0x30], eax
call fcn.004037c0
lea eax, [ebp - 0x48]
push eax
lea ecx, [ebp - 0x2c]
mov dword [ebp - 4], ebx
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov edi, dword [ebp - 0x18]
mov ebx, eax
lea eax, [ebp - 0x50]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
lea edx, [ebp - 0x38]
add edi, ebx
push edx
lea ebx, [esi + 0x44]
jmp 0x414274
cmp eax, 1
jg 0x4142af
lea eax, [ebp - 0x58]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov edi, dword [ebp - 0x38]
sub edi, eax
je 0x414219
lea eax, [ebp - 0x60]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
push dword [esi + 0x4c]
push edi
push 1
push eax
call fcn.00449b54
add esp, 0x10
cmp edi, eax
jne 0x414296
lea eax, [ebp - 0x30]
mov byte [esi + 0x42], 1
cmp dword [ebp - 0x3c], eax
jne 0x4142df
test edi, edi
ja 0x41423f
cmp dword [ebp - 0x18], 0x20
push 0
lea ecx, [ebp - 0x2c]
jae 0x41429b
push 8
call fcn.004021c0
lea eax, [ebp - 0x48]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
mov edi, dword [ebp - 0x18]
mov dword [ebp - 0x40], eax
lea eax, [ebp - 0x50]
push eax
lea ecx, [ebp - 0x2c]
call fcn.004037f0
mov ecx, eax
call fcn.004038e0
lea edx, [ebp - 0x38]
push edx
mov edx, dword [ebp - 0x40]
add edi, edx
mov ecx, dword [esi + 0x3c]
push edi
push eax
lea edx, [ebp - 0x3c]
push edx
lea edx, [ebp - 0x2e]
push edx
lea edx, [ebp - 0x30]
push edx
mov dword [ebp - 0x34], eax
mov eax, dword [ecx]
push ebx
call dword [eax + 0x14]
test eax, eax
jge 0x4141d0
push 0
lea ecx, [ebp - 0x2c]
push 1
call fcn.00402db0
mov eax, 0xffff
call fcn.0044dba0
ret 4
cmp eax, 3
jne 0x414296
push dword [esi + 0x4c]
push dword [ebp - 0x30]
call fcn.00413822
movzx esi, word [ebp + 8]
pop ecx
pop ecx
test al, al
jne 0x4142ce
mov esi, 0xffff
push 0
push 1
lea ecx, [ebp - 0x2c]
call fcn.00402db0
mov ax, si
jmp 0x4142a7
push 0
push 1
lea ecx, [ebp - 0x2c]
call fcn.00402db0
mov ax, word [ebp + 8]
jmp 0x4142a7
Function at 0x414cf0
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x4792b0]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x414d45
mov eax, dword [esp]
cmp al, 2
jne 0x414d3f
shr eax, 8
cmp al, 2
jne 0x414d3f
call fcn.004151e0
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.004493ec
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
xor ecx, esp
mov eax, 2
call fcn.004493ec
add esp, 0x194
ret
Function at 0x420460
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
push 0
push eax
push ecx
push edx
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x420492
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov ecx, dword [esp + 0x10]
mov dword [ecx], eax
xor eax, eax
ret

Function at 0x4205f0
Capabilities:
Write file on windows

Disassembly:
sub esp, 0xa4
mov eax, dword [0x4792b0]
xor eax, esp
mov dword [esp + 0xa0], eax
mov eax, dword [esp + 0xb8]
push ebx
mov ebx, dword [esp + 0xb0]
push ebp
mov ebp, dword [esp + 0xb8]
push esi
mov esi, dword [esp + 0xb4]
cmp dword [esi + 0x2e8], 0
push edi
je case.default.0x420650
test eax, eax
je case.default.0x420650
mov eax, dword [eax + 0x9c]
test eax, eax
je case.default.0x420650
lea edx, [ebx - 1]
mov ecx, str.Data
cmp edx, 3
ja case.default.0x420650
jmp dword [edx*4 + 0x42076c]
mov ecx, str.Header
mov edx, str.from
jmp 0x42066d
mov ecx, str.Header
mov edx, 0x4674e4
push eax
push edx
push ecx
push str.__s__s__s_
lea eax, [esp + 0x20]
push 0xa0
push eax
call fcn.00424570
lea eax, [esp + 0x28]
add esp, 0x18
lea edx, [eax + 1]
mov edi, edi
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x420690
sub eax, edx
mov edi, eax
mov eax, dword [esi + 0x1a8]
test eax, eax
je 0x4206e5
mov ecx, dword [esi + 0x134]
push ecx
push edi
lea edx, [esp + 0x18]
push edx
push 0
push esi
call eax
add esp, 0x14
test eax, eax
jne 0x420750
mov eax, dword [esi + 0x1a8]
test eax, eax
je 0x420713
mov ecx, dword [esi + 0x134]
mov edx, dword [esp + 0xc4]
push ecx
push edx
push ebp
push ebx
push esi
call eax
add esp, 0x14
jmp 0x420750
mov eax, dword [esi + 0x130]
push eax
push 1
push 2
push 0x4674c0
call fcn.00449b54
mov ecx, dword [esi + 0x130]
push ecx
push 1
lea edx, [esp + 0x28]
push edi
push edx
call fcn.00449b54
add esp, 0x20
jmp case.default.0x420650
test ebx, ebx
jl 0x42074e
cmp ebx, 2
jg 0x42074e
mov eax, dword [esi + 0x130]
push eax
push 1
lea ecx, [ebx + ebx*2 + 0x4674c0]
push 2
push ecx
call fcn.00449b54
mov edx, dword [esi + 0x130]
mov eax, dword [esp + 0xd4]
push edx
push 1
push eax
push ebp
call fcn.00449b54
add esp, 0x20
xor eax, eax
mov ecx, dword [esp + 0xb0]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004493ec
add esp, 0xa4
ret
Function at 0x420990
Capabilities:
Send data
Send data on socket

Disassembly:
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0xc]
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
mov eax, dword [esi + eax*4 + 0x154]
push edi
push 0
push ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [esp + 0x20]
mov edi, eax
mov dword [ebx], 0
cmp edi, 0xffffffff
jne 0x420a0d
push ebp
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebp, eax
cmp ebp, 0x2733
jne 0x4209e4
pop ebp
pop edi
pop esi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
ret
push ebp
push esi
call fcn.00425ab0
push eax
mov eax, dword [esi]
push str.Send_failure:__s
push eax
call fcn.00420810
mov ecx, dword [esi]
add esp, 0x14
mov dword [ecx + 0x8634], ebp
mov dword [ebx], 0x37
mov eax, edi
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x422330
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x14
xor eax, eax
cmp dword [esi + 0x484], eax
push 4
lea ecx, [esp + 4]
push ecx
setne al
push 8
push 0xffff
push edi
mov dword [esp + 0x14], eax
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x42236e
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.00420780
add esp, 0xc
add esp, 0x14
ret
mov edx, dword [esi + 0x488]
push edx
mov dword [esp + 0xc], 1
call fcn.00423860
imul eax, eax, 0x3e8
mov dword [esp + 4], eax
mov dword [esp + 0x10], eax
mov eax, dword [esi + 0x48c]
push eax
call fcn.00423860
imul eax, eax, 0x3e8
add esp, 8
push 0
push 0
lea ecx, [esp + 0xc]
push ecx
push 0
push 0
push 0xc
lea edx, [esp + 0x20]
push edx
push 0x98000004
push edi
mov dword [esp + 0x24], eax
mov dword [esp + 0x34], eax
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x4223e7
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.00420780
add esp, 0x10
add esp, 0x14
ret
Function at 0x4229e0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x10c
mov eax, dword [0x4792b0]
xor eax, esp
mov dword [esp + 0x108], eax
push ebp
mov ebp, dword [esp + 0x114]
cmp dword [ebp + 0x8c], 2
push edi
mov edi, dword [ebp]
mov dword [esp + 0xc], edi
je 0x422b55
cmp dword [ebp + 0x274], 0
push ebx
push esi
jne 0x422b4a
mov esi, dword [esp + 0x124]
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x9c]
push ecx
mov ebx, 0x80
push esi
mov dword [esp + 0x1c], ebx
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x422a6c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.00425ab0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push edi
call fcn.00420810
add esp, 0x18
jmp 0x422b53
push ebx
lea edx, [esp + 0x1c]
push 0
push edx
mov dword [esp + 0x1c], ebx
call fcn.0044e9d0
add esp, 0xc
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x1c]
push ecx
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x422ab9
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.00425ab0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.00420810
add esp, 0x18
jmp 0x422b53
lea edi, [ebp + 0xb8]
lea ebx, [ebp + 0xe8]
lea esi, [esp + 0x98]
call fcn.004229a0
test eax, eax
jne 0x422afa
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.00425ab0
mov edx, dword [esp + 0x1c]
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push edx
call fcn.00420810
add esp, 0x18
jmp 0x422b53
lea edi, [ebp + 0x58]
mov ecx, 0xb
lea esi, [ebp + 0xb8]
rep movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
lea ebx, [ebp + 0x11c]
lea edi, [ebp + 0xec]
lea esi, [esp + 0x18]
call fcn.004229a0
test eax, eax
jne 0x422b4a
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.00425ab0
push eax
mov eax, dword [esp + 0x20]
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push eax
call fcn.00420810
add esp, 0x18
jmp 0x422b53
push ebp
call fcn.00422940
add esp, 4
pop esi
pop ebx
mov ecx, dword [esp + 0x110]
pop edi
pop ebp
xor ecx, esp
call fcn.004493ec
add esp, 0x10c
ret

Function at 0x422b70
Capabilities:
Set socket configuration

Disassembly:
mov ecx, dword [esp + 8]
push esi
push edi
mov edi, dword [esp + 0xc]
mov esi, dword [edi]
push 4
lea eax, [esp + 0x10]
push eax
push 1
push 6
push ecx
mov dword [esp + 0x20], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x422bb9
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.00425ab0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.00420780
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.00420780
add esp, 8
pop edi
pop esi
ret
Function at 0x422bd0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xac
mov eax, dword [0x4792b0]
xor eax, esp
mov dword [esp + 0xa8], eax
mov eax, dword [0x47af34]
push esi
mov dword [esp + 4], 0x4020
mov dword [esp + 8], 0
mov dword [esp + 0xc], 4
test eax, eax
jne 0x422c94
push 0x9c
push eax
lea eax, [esp + 0x18]
push eax
call fcn.0044e9d0
mov esi, dword [sym.imp.KERNEL32.dll_VerSetConditionMask]
add esp, 0xc
push 3
push 2
push 0
push 0
mov dword [esp + 0x20], 0x9c
mov dword [esp + 0x24], 6
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 edx
push eax
push 0x33
lea ecx, [esp + 0x1c]
push ecx
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
test eax, eax
je 0x422c88
mov dword [0x47af34], 2
pop esi
mov ecx, dword [esp + 0xa8]
xor ecx, esp
call fcn.004493ec
add esp, 0xac
ret
mov dword [0x47af34], 1
jmp 0x422c99
cmp eax, 2
je 0x422ce1
mov esi, dword [esp + 0xb4]
lea edx, [esp + 0xc]
push edx
lea eax, [esp + 0xc]
push eax
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x422cc9
mov ecx, dword [esp + 8]
cmp ecx, dword [esp + 4]
jg 0x422ce1
push 4
lea edx, [esp + 8]
push edx
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_setsockopt]
mov ecx, dword [esp + 0xac]
pop esi
xor ecx, esp
call fcn.004493ec
add esp, 0xac
ret

Function at 0x422d20
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push esi
push edi
mov edi, dword [esp + 0x14]
mov esi, dword [edi + 0x5f8]
test esi, esi
je 0x422d79
mov eax, dword [edi + 0x44]
test eax, eax
jne 0x422d3f
cmp dword [edi + 0x40], eax
je 0x422d79
mov dword [esp + 8], esi
mov dword [esp + 0xc], 0
test eax, eax
jne 0x422d52
mov eax, dword [edi + 0x40]
push 0x422d00
lea ecx, [esp + 0xc]
add eax, 0x68
push ecx
push eax
call fcn.00441550
add esp, 0xc
cmp dword [esp + 0xc], 0
jne 0x422d82
mov dword [edi + 0x5f8], 0
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov eax, dword [esp + 0x18]
test eax, eax
je 0x422d8c
mov dword [eax], esi
cmp dword [esi + 0x17c], 0
mov edi, dword [esi + 0x154]
je 0x422db1
push esi
call fcn.00416ac0
add esp, 4
test eax, eax
jne 0x422dca
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
cmp edi, 0xffffffff
je 0x422dca
push 2
push 1
lea edx, [esp + 0x1c]
push edx
push edi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x422d79
mov eax, edi
pop edi
pop esi
add esp, 8
ret
Function at 0x4238d0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 0x18]
push ebx
push ebp
lea ecx, [esp + 0x10]
push ecx
mov ecx, dword [esp + 0x1c]
xor ebx, ebx
mov dword [eax], ebx
mov eax, dword [esp + 0x20]
push edx
push eax
push ecx
mov dword [esp + 0x18], ebx
xor ebp, ebp
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
cmp eax, ebx
jne 0x423a81
push edi
mov edi, dword [esp + 0x14]
cmp edi, ebx
je 0x423a5f
push esi
jmp 0x423920
cmp dword [edi + 4], 2
jne 0x4239d8
cmp dword [edi + 0x18], ebx
je 0x4239d8
mov eax, dword [edi + 0x10]
cmp eax, ebx
jbe 0x4239d8
cmp eax, 0x10
jb 0x4239d8
push 0x20
call dword [0x4791d0]
mov esi, eax
add esp, 4
cmp esi, ebx
je 0x4239e5
mov edx, dword [edi]
mov dword [esi], edx
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov ecx, dword [edi + 8]
mov dword [esi + 8], ecx
mov edx, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], edx
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], ebx
mov dword [esi + 0x14], ebx
mov dword [esi + 0x1c], ebx
call dword [0x4791d0]
add esp, 4
mov dword [esi + 0x18], eax
cmp eax, ebx
je 0x4239ef
mov ecx, dword [edi + 0x18]
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov edx, dword [ecx + 8]
mov dword [eax + 8], edx
mov ecx, dword [ecx + 0xc]
mov dword [eax + 0xc], ecx
mov eax, dword [edi + 0x14]
cmp eax, ebx
je 0x4239c5
push eax
call dword [0x4791dc]
add esp, 4
mov dword [esi + 0x14], eax
cmp eax, ebx
je 0x423a03
cmp dword [esp + 0x10], ebx
jne 0x4239cf
mov dword [esp + 0x10], esi
cmp ebp, ebx
je 0x4239d6
mov dword [ebp + 0x1c], esi
mov ebp, esi
mov edi, dword [edi + 0x1c]
cmp edi, ebx
jne 0x423920
jmp 0x423a1f
mov dword [esp + 0x14], 8
jmp 0x423a1f
push esi
mov dword [esp + 0x18], 8
call dword [0x4791d4]
add esp, 4
jmp 0x423a1f
mov edx, dword [esi + 0x18]
push edx
mov dword [esp + 0x18], 8
call dword [0x4791d4]
push esi
call dword [0x4791d4]
add esp, 8
mov eax, dword [esp + 0x18]
pop esi
cmp eax, ebx
je 0x423a2f
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
cmp dword [esp + 0x10], ebx
je 0x423a59
mov eax, dword [esp + 0xc]
push eax
call fcn.00423890
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x14]
add esp, 4
pop edi
mov ecx, ebx
pop ebp
mov dword [esp + 4], ebx
mov dword [edx], ecx
pop ebx
add esp, 0xc
ret
cmp dword [esp + 0xc], ebx
jne 0x423a72
push 0x2af9
mov dword [esp + 0x14], 0x2af9
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
mov dword [edx], ecx
pop edi
pop ebp
pop ebx
add esp, 0xc
ret

Function at 0x4250a0
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.00452cc6
add esp, 0x18
test eax, eax
je 0x4250c3
cmp eax, 0xffffffff
jne 0x4250c5
xor eax, eax
ret
Function at 0x427b70
Capabilities:
Generate random numbers via winapi

Disassembly:
push ecx
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x427bb8
mov ecx, dword [esp + 8]
mov edx, dword [esp + 0xc]
mov eax, dword [esp]
push ecx
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
test eax, eax
jne 0x427bbf
mov ecx, dword [esp + 4]
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 1
pop ecx
ret
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
pop ecx
ret
Function at 0x4307d0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esi + 0x10]
mov ecx, dword [eax]
push str.Connected_for_receive
push 0x4676cc
push ecx
call fcn.00420780
add esp, 0xc
mov eax, esi
mov dword [esi], 1
call fcn.0042f990
test eax, eax
jne 0x430800
mov eax, esi
jmp fcn.0042fdc0
ret
Function at 0x430c20
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x4792b0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
push esi
mov esi, dword [ebp + 0x518]
push edi
mov edi, dword [ebp]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
mov edx, dword [esi + 0x154]
mov eax, dword [esi + 0x15c]
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esi + 0x14]
push 0
add edx, 4
push edx
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x430ca9
mov edx, dword [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
lea ecx, [esi + 0xc8]
push ecx
call fcn.0044e530
mov edx, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], edx
mov ecx, dword [esi + 0x14c]
cmp ecx, 4
jge 0x430ce4
push str.Received_too_short_packet
push edi
call fcn.00420810
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004493ec
add esp, 0x88
ret
mov edx, dword [esi + 0x15c]
movzx ax, byte [edx]
movzx edx, byte [edx + 1]
shl ax, 8
movzx eax, ax
or eax, edx
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x430d0a
jmp dword [eax*4 + 0x430e24]
cmp ecx, 4
jle case.0x430d0a.4
mov eax, dword [esi + 0x15c]
movzx dx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl dx, 8
movzx edx, dx
or edx, eax
movzx eax, word [esi + 0x40]
inc eax
and eax, 0xffff
cmp eax, edx
jne case.0x430d0a.4
add ecx, 0xfffffffc
push ecx
mov ecx, dword [esi + 0x15c]
add ecx, 4
push ecx
push 1
push ebp
call fcn.00420cd0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x430d76
mov ecx, 5
mov eax, esi
call fcn.00430ba0
mov eax, ebx
jmp 0x430ccb
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x70], eax
mov eax, dword [edi + 0x70]
adc dword [edi + 0x74], edx
mov edx, dword [edi + 0x74]
push edx
push eax
push edi
call fcn.004282b0
jmp 0x430df8
mov eax, dword [esi + 0x15c]
movzx cx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl cx, 8
movzx edx, cx
mov ecx, dword [esi + 0x15c]
add ecx, 4
push ecx
or edx, eax
push 0x4676cc
push edi
mov dword [esi + 8], edx
call fcn.00420780
jmp 0x430df8
mov edx, dword [esi + 0x15c]
add ecx, 0xfffffffe
push ecx
add edx, 2
push edx
push esi
call fcn.0042fb70
add esp, 0xc
test eax, eax
je case.0x430d0a.4
jmp 0x430ccb
push str.Internal_error:_Unexpected_packet
push 0x467500
push edi
call fcn.00420810
add esp, 0xc
push ebp
call fcn.00428390
add esp, 4
test eax, eax
je 0x430cc9
mov ecx, 5
mov eax, esi
call fcn.00430ba0
mov eax, 0x2a
jmp 0x430ccb