joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1002a320
Capabilities:
Get file size

Disassembly:
push 0xffffffffffffffff
push 0x1006c4f8
mov eax, dword fs:[0]
push eax
sub esp, 0xc
push ebx
push ebp
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x20]
mov dword fs:[0], eax
mov ebx, ecx
mov eax, dword [ebx + 0x5c]
mov edx, dword [ebx + 0x58]
lea esi, [ebx + 0x58]
mov dword [esp + 0x18], eax
mov eax, dword [edx + 4]
xor edi, edi
push 0xffffffffffffffff
mov ecx, esi
mov dword [esp + 0x18], esi
mov dword [esp + 0x20], edi
call eax
mov dword [esp + 0x1c], eax
mov dword [esp + 0x28], edi
mov ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
mov ebp, dword [esp + 0x30]
push ecx
push edx
push ebp
mov ecx, ebx
call fcn.100293e0
mov edi, eax
test edi, edi
je 0x1002a39a
mov dword [esp + 0x28], 0xffffffff
jmp 0x1002a4f6
mov eax, dword [ebx]
mov edx, dword [eax + 0x1c]
mov ecx, ebx
call edx
test eax, eax
jne 0x1002a4e3
mov eax, dword [ebx + 4]
cmp eax, 1
jne 0x1002a3ca
mov edi, 4
mov eax, 0x10000000
mov dword [esp + 0x30], 2
lea ecx, [edi + 0x7c]
jmp 0x1002a3e1
mov eax, accept
mov edi, 2
mov dword [esp + 0x30], 4
mov ecx, 0x8000000
cmp dword [ebp + 0x18], 0x10
jb 0x1002a3ec
mov edx, dword [ebp + 4]
jmp 0x1002a3ef
lea edx, [ebp + 4]
push 0
push ecx
push 4
push 0
push 1
push eax
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
or ebp, 0xffffffff
cmp eax, ebp
mov dword [ebx + 0x98], eax
jne 0x1002a436
mov dword [esp + 0x28], ebp
cmp dword [esp + 0x1c], 0
je 0x1002a42c
mov eax, dword [esi]
mov edx, dword [eax + 0xc]
mov ecx, esi
call edx
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x1c], eax
mov eax, 0xfffffff3
jmp 0x1002a513
cmp dword [ebx + 4], 1
jne 0x1002a48d
mov eax, dword [esp + 0x34]
mov dword [ebx + 0x10], eax
mov ecx, dword [ebx + 0x10]
mov edx, dword [ebx + 0x98]
push 0
push ecx
push 0
push edi
push 0
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingA]
test eax, eax
mov dword [ebx + 0x9c], eax
jne 0x1002a4b1
mov dword [esp + 0x28], ebp
cmp dword [esp + 0x1c], eax
je 0x1002a483
mov eax, dword [esi]
mov edx, dword [eax + 0xc]
mov ecx, esi
call edx
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x1c], eax
mov eax, 0xfffffffc
jmp 0x1002a513
push 0
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
test eax, eax
mov dword [ebx + 0x10], eax
jne 0x1002a443
mov dword [esp + 0x28], ebp
lea esi, [esp + 0x14]
call fcn.10017760
mov eax, 0xfffffffd
jmp 0x1002a513
mov ecx, dword [esp + 0x30]
push 0
push 0
push 0
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
test eax, eax
jne 0x1002a4db
mov dword [esp + 0x28], ebp
lea esi, [esp + 0x14]
call fcn.10017760
mov eax, 0xfffffffb
jmp 0x1002a513
mov dword [ebx + 0xa0], eax
jmp 0x1002a4e6
or ebp, 0xffffffff
mov edx, dword [esp + 0x38]
push edx
call fcn.10028f80
mov edi, eax
mov dword [esp + 0x28], ebp
cmp dword [esp + 0x1c], 0
je 0x1002a511
mov eax, dword [esi]
mov edx, dword [eax + 0xc]
mov ecx, esi
call edx
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x1c], eax
mov eax, edi
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0xc
Function at 0x1002ae30
Capabilities:
Get process heap flags
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x1006b4d8
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
mov ebx, ecx
mov eax, dword [ebx + 8]
mov edx, dword [ebx + 4]
lea edi, [ebx + 4]
mov dword [esp + 0x1c], eax
mov eax, dword [edx + 4]
xor esi, esi
push 0xffffffffffffffff
mov ecx, edi
mov dword [esp + 0x1c], edi
mov dword [esp + 0x24], esi
call eax
mov dword [esp + 0x20], eax
mov dword [esp + 0x30], esi
lea ecx, [ebp + 8]
push ecx
lea edx, [esp + 0x14]
push edx
lea esi, [ebx + 0x40]
call fcn.1002d190
mov edx, dword [esp + 0x10]
mov eax, dword [ebx + 0x48]
add ebx, 0x44
test edx, edx
je 0x1002af55
cmp edx, ebx
jne 0x1002af55
mov ecx, dword [esp + 0x14]
cmp ecx, eax
sete al
test al, al
je 0x1002af0e
mov eax, dword [ebp + 8]
push eax
push str.CFileSystem::GetFile____
push 0x1000000
call fcn.1001ce30
add esp, 0xc
mov dword [esp + 0x30], 0xffffffff
cmp dword [esp + 0x20], 0
je 0x1002aef7
mov edx, dword [edi]
mov eax, dword [edx + 0xc]
mov ecx, edi
call eax
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x20], eax
xor eax, eax
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp ecx, dword [edx + 4]
jne 0x1002af18
call fcn.1002e970
mov esi, dword [ecx + 0xc]
mov dword [esp + 0x30], 0xffffffff
cmp dword [esp + 0x20], 0
je 0x1002af3e
mov edx, dword [edi]
mov eax, dword [edx + 0xc]
mov ecx, edi
call eax
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x20], eax
mov eax, esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
call fcn.1002d4c0
int3

Function at 0x10031740
Capabilities:
Hash data using fnv

Disassembly:
push ebx
push ebp
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x18]
mov ebp, 0x811c9dc5
cmp esi, 0xfffffffe
je 0x10031765
test esi, esi
je 0x10031760
cmp esi, dword [esp + 0x1c]
je 0x10031765
call fcn.100422fc
cmp edi, dword [esp + 0x20]
je 0x100317d1
cmp esi, 0xfffffffe
mov ebx, edi
je 0x10031797
test esi, esi
jne 0x1003177b
call fcn.100422fc
cmp dword [esi + 0x18], 0x10
jb 0x10031786
mov eax, dword [esi + 4]
jmp 0x10031789
lea eax, [esi + 4]
mov ecx, dword [esi + 0x14]
add ecx, eax
cmp edi, ecx
jb 0x10031797
call fcn.100422bd
add edi, 1
cmp esi, 0xfffffffe
je 0x100317c4
test esi, esi
jne 0x100317a8
call fcn.100422fc
cmp dword [esi + 0x18], 0x10
jb 0x100317b3
mov eax, dword [esi + 4]
jmp 0x100317b6
lea eax, [esi + 4]
mov edx, dword [esi + 0x14]
add edx, eax
cmp ebx, edx
jb 0x100317c4
call fcn.100422bd
movsx eax, byte [ebx]
imul ebp, ebp, 0x1000193
xor ebp, eax
jmp 0x10031751
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
ret
Function at 0x10032ff0
Capabilities:
Resolve dns

Disassembly:
push ecx
test esi, esi
jne 0x10032ff9
xor eax, eax
pop ecx
ret
mov eax, esi
lea edx, [eax + 1]
mov edi, edi
mov cl, byte [eax]
add eax, 1
test cl, cl
jne 0x10033000
sub eax, edx
je 0x10032ff5
push esi
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x10033037
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
jne 0x10033029
or eax, 0xffffffff
pop ecx
ret
cmp word [eax + 0xa], 4
jne 0x10033024
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
mov eax, dword [ecx]
pop ecx
ret

Function at 0x10033230
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x198
mov eax, dword [0x1007e090]
xor eax, esp
mov dword [esp + 0x194], eax
cmp dword [esi + 4], 0
je 0x10033266
mov eax, 1
mov ecx, dword [esp + 0x194]
xor ecx, esp
call fcn.10042345
add esp, 0x198
ret 4
xor ecx, ecx
mov ch, byte [esp + 0x19c]
lea eax, [esp]
push eax
mov cl, bl
push ecx
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x100332b6
mov ax, word [esp]
cmp al, bl
jne 0x100332b0
cmp ah, byte [esp + 0x19c]
jne 0x100332b0
mov eax, 1
mov dword [esi + 4], eax
mov ecx, dword [esp + 0x194]
xor ecx, esp
call fcn.10042345
add esp, 0x198
ret 4
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x194]
xor ecx, esp
xor eax, eax
call fcn.10042345
add esp, 0x198
ret 4

Function at 0x10033670
Capabilities:
Access peb ldr_data
Get system information on windows

Disassembly:
push 0xffffffffffffffff
push 0x1006be8a
mov eax, dword fs:[0]
push eax
sub esp, 0x24
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x30]
mov dword fs:[0], eax
mov esi, dword [esp + 0x40]
push esi
call fcn.10033720
xor edi, edi
mov dword [esp + 0x38], edi
lea eax, [esp + 0xc]
push eax
mov dword [esi], vtable.CProactorIOCP.0
mov dword [esi + 0x4c], edi
mov dword [esi + 4], edi
mov dword [esi + 0x50], edi
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [esp + 0x20]
add eax, eax
push eax
push edi
push edi
push 0xffffffffffffffff
mov dword [esi + 0x50], eax
call dword [sym.imp.KERNEL32.dll_CreateIoCompletionPort]
mov dword [esi + 0x4c], eax
mov dword [esp + 0x38], 0xffffffff
mov eax, esi
mov ecx, dword [esp + 0x30]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
add esp, 0x30
ret 4
Function at 0x10036b50
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push ecx
push ebx
mov ebx, dword [ebp + 8]
cmp dword [ebx], 0
push esi
push edi
mov esi, ecx
jne 0x10036bb9
lea edi, [esi + 4]
push edi
mov dword [esp + 0x10], edi
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
cmp dword [ebx], 0
jne 0x10036bb2
mov ebx, dword [sym.imp.KERNEL32.dll_GetTickCount]
lea ecx, [ecx]
call ebx
mov ecx, dword [esi + 0x4c]
mov edi, eax
mov eax, dword [esi + 0x50]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x10036bae
call ebx
sub eax, edi
push eax
lea edi, [esi + 0x70]
call fcn.10036da0
mov edx, dword [ebp + 8]
cmp dword [edx], 0
je 0x10036b80
mov edi, dword [esp + 0xc]
push edi
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x10037fc0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [edx]
push esi
mov ecx, 0x20
push edi
lea esp, [esp]
mov edi, eax
shr edi, 2
xor edi, eax
shr edi, 2
xor edi, eax
shr edi, 1
xor edi, eax
shr edi, 1
xor edi, eax
shr edi, 1
mov esi, eax
ror esi, 1
xor edi, eax
and esi, 0xfffffffe
and edi, 1
or esi, edi
sub ecx, 1
mov eax, esi
jne 0x10037fd0
pop edi
mov dword [edx], eax
pop esi
ret

Function at 0x10038340
Capabilities:
Create tcp socket
Create udp socket

Disassembly:
cmp dword [esi + 4], 0xffffffff
mov dword [esi + 8], eax
jne 0x10038373
push 1
push 0
push 0
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_WSASocketA]
cmp eax, 0xffffffff
mov dword [esi + 4], eax
jne 0x10038373
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, esi
call fcn.10038320
xor eax, eax
ret
mov eax, 1
ret
Function at 0x10038880
Capabilities:
Set socket configuration

Disassembly:
push 0xffffffffffffffff
push 0x10066888
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
mov edi, ecx
xor ebx, ebx
cmp edi, ebx
jne 0x100388c6
mov eax, 0x8009
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0x24
ret
mov eax, dword [edi + 0x14]
mov edx, dword [edi + 0x10]
lea esi, [edi + 0x10]
mov dword [esp + 0x20], eax
mov eax, dword [edx + 4]
push 0xffffffffffffffff
mov ecx, esi
mov dword [esp + 0x20], esi
mov dword [esp + 0x28], ebx
call eax
mov dword [esp + 0x24], eax
mov dword [esp + 0x30], ebx
mov ecx, dword [edi + 0x140]
cmp ecx, ebx
je 0x1003894f
cmp dword [0x10081e1c], ebx
je 0x1003894f
push 1
mov dword [esp + 0x14], ebx
mov edx, dword [ecx]
mov edx, dword [edx + 0x18]
push ebx
lea eax, [esp + 0x18]
push eax
call edx
mov ecx, dword [esp + 0x10]
cmp ecx, ebx
je 0x1003894f
lea esp, [esp]
mov eax, dword [0x10081e1c]
mov edx, dword [eax]
push ecx
push eax
mov eax, dword [edx + 0x4c]
call eax
mov ecx, dword [edi + 0x140]
push 1
mov dword [esp + 0x14], ebx
mov edx, dword [ecx]
mov edx, dword [edx + 0x18]
push ebx
lea eax, [esp + 0x18]
push eax
call edx
mov ecx, dword [esp + 0x10]
cmp ecx, ebx
jne 0x10038920
cmp dword [edi + 8], 1
jne 0x100389d4
mov eax, dword [edi + 4]
cmp eax, 0xffffffff
je 0x100389cd
cmp dword [edi + 0xc], ebx
je 0x10038998
call fcn.10033400
mov eax, dword [edi + 4]
push 1
push eax
call dword [sym.imp.WS2_32.dll_shutdown]
mov edx, dword [edi + 4]
push ebx
push ebx
lea ecx, [esp + 0x20]
push ecx
push 4
push ebx
push ebx
push ebx
push 0x4004667f
push edx
mov dword [esp + 0x34], ebx
mov dword [esp + 0x38], ebx
call dword [sym.imp.WS2_32.dll_WSAIoctl]
jmp 0x100389bc
push 4
lea ecx, [esp + 0x14]
push ecx
push 0x80
push 0xffff
push eax
mov word [esp + 0x24], 1
mov word [esp + 0x26], bx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov edx, dword [edi + 4]
push edx
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [edi + 4], 0xffffffff
mov dword [edi + 8], 0xffffffff
cmp dword [0x10082e20], ebx
jne 0x100389e1
call fcn.10038610
mov dword [esp + 0x30], 0xffffffff
cmp dword [esp + 0x24], ebx
je 0x10038a03
mov eax, dword [esi]
mov edx, dword [eax + 0xc]
mov ecx, esi
call edx
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x24], eax
xor eax, eax
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0x24
ret

Function at 0x10038c70
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ecx
xor eax, eax
mov dword [esi], eax
mov dword [esi + 4], eax
mov dword [esi + 8], eax
mov dword [esi + 0xc], eax
mov ecx, dword [ecx + 4]
lea eax, [esp]
push eax
push esi
push ecx
mov dword [esp + 0xc], 0x10
call dword [sym.imp.WS2_32.dll_getsockname]
mov eax, esi
pop ecx
ret
Function at 0x10038ca0
Capabilities:
Connect socket

Disassembly:
push ebp
mov ebp, dword [0x10081e1c]
push esi
mov esi, eax
mov eax, 1
add ebp, 0x70
call fcn.10038340
test eax, eax
jne 0x10038cc0
pop esi
xor eax, eax
pop ebp
ret
test ebx, ebx
je 0x10038cd1
mov eax, dword [esi + 4]
push 0x10
push ebx
push eax
call dword [sym.imp.WS2_32.dll_bind]
mov ecx, dword [esi + 4]
push 0x10
push edi
push ecx
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x10038cbb
cmp dword [ebp + 4], 1
jne 0x10038cf2
call fcn.10033400
test eax, eax
je 0x10038cbb
call fcn.10038b30
test eax, eax
je 0x10038cbb
call fcn.10038a20
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [esi + 0x12c], eax
mov edx, dword [edi]
mov dword [esi + 0x50], edx
mov eax, dword [edi + 4]
mov dword [esi + 0x54], eax
mov ecx, dword [edi + 8]
mov dword [esi + 0x58], ecx
mov edx, dword [edi + 0xc]
mov dword [esi + 0x5c], edx
pop esi
mov eax, 1
pop ebp
ret

Function at 0x100397d0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
push esi
mov esi, eax
mov eax, dword [esi + 0x1c]
sub eax, 0
je 0x10039801
sub eax, 1
jne 0x1003980b
mov ecx, dword [ebx + 0x98]
cmp ecx, dword [ebx + 0x9c]
lea eax, [ebx + 0x60]
jne 0x100397fa
mov eax, 6
pop esi
pop ecx
ret
call fcn.10037dc0
jmp 0x1003980b
movzx edx, word [esi + 0x103e]
mov dword [esi + 0x24], edx
push ebp
push edi
lea ebp, [ebx + 0x14c]
push ebp
xor edi, edi
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
mov ecx, dword [esi + 0x20]
mov edx, dword [ebx + 4]
push edi
push esi
push edi
lea eax, [esp + 0x18]
push eax
push ecx
add esi, 0x24
push esi
push edx
mov dword [esp + 0x28], edi
call dword [sym.imp.WS2_32.dll_WSASend]
cmp eax, 0xffffffff
jne 0x10039895
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x3e5
jne 0x10039853
mov eax, edi
pop edi
pop ebp
pop esi
pop ecx
ret
cmp eax, 0x2733
je 0x10039879
cmp eax, 8
je 0x10039879
cmp eax, 0x2747
je 0x10039879
push ebp
mov edi, 0x8002
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
mov eax, edi
pop edi
pop ebp
pop esi
pop ecx
ret
push eax
push str.WSASend_____NERR_TOO_MANY_OUTSTANDING:__d
push 0
call fcn.1001ce30
add esp, 0xc
push ebp
mov edi, 0x8005
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
mov eax, edi
pop edi
pop ebp
pop esi
pop ecx
ret
Function at 0x10039ee0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [ebx + 0xdc]
mov ecx, dword [ebx + 0xe0]
sub esp, 8
cmp eax, ecx
push ebp
push esi
lea esi, [ebx + 0xa4]
jne 0x10039f02
xor ebp, ebp
mov dword [esi + 0x38], ebp
jmp 0x10039f1d
sub eax, ecx
push edi
mov edi, eax
mov eax, dword [esi + 0x34]
push edi
add ecx, eax
push ecx
push eax
call fcn.10044570
add esp, 0xc
mov dword [esi + 0x38], edi
xor ebp, ebp
pop edi
mov eax, esi
mov dword [esi + 0x3c], ebp
call fcn.10037dc0
mov ecx, dword [ebx + 0xc4]
push ebp
push esi
lea edx, [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
mov eax, dword [ebx + 4]
push ecx
lea edx, [ebx + 0xc8]
push edx
push eax
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
call dword [sym.imp.WS2_32.dll_WSARecv]
cmp eax, 0xffffffff
pop esi
pop ebp
jne 0x10039f8c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x3e5
je 0x10039f8c
cmp eax, 0x2733
je 0x10039f83
cmp eax, 8
je 0x10039f83
cmp eax, 0x2747
je 0x10039f83
mov eax, 0x8002
add esp, 8
ret
mov eax, 0x8005
add esp, 8
ret
xor eax, eax
add esp, 8
ret

Function at 0x1003aac0
Capabilities:
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, eax
xor eax, eax
call fcn.10038340
test eax, eax
jne 0x1003aad6
xor eax, eax
pop esi
pop ecx
ret 4
mov ecx, dword [esi + 4]
push 4
lea eax, [esp + 8]
push eax
push 4
push 0xffff
push ecx
mov dword [esp + 0x18], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
mov edx, dword [esp + 0xc]
mov eax, dword [esi + 4]
push 0x10
push edx
push eax
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x1003aacf
mov dword [esi + 0x50], accept
mov dword [0x10082e30], 0
mov eax, 1
pop esi
pop ecx
ret 4

Function at 0x1003c610
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ebp
mov ebp, dword [esp + 8]
push esi
mov esi, eax
cmp dword [esi + 4], 0xffffffff
mov byte [esi + 0xa8], 1
jne 0x1003c655
push 1
push 0
push 0
push 0x11
push 2
push 2
call dword [sym.imp.WS2_32.dll_WSASocketA]
cmp eax, 0xffffffff
mov dword [esi + 4], eax
jne 0x1003c655
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov eax, dword [esi]
mov edx, dword [eax + 0x10]
mov ecx, esi
call edx
pop esi
xor eax, eax
pop ebp
ret 4
xor eax, eax
test bp, bp
push edi
lea edi, [esi + 0xb8]
mov dword [edi], eax
mov dword [edi + 4], eax
mov dword [edi + 8], eax
mov dword [edi + 0xc], eax
mov word [edi], 2
jbe 0x1003c693
mov ecx, dword [esi + 4]
push 4
lea eax, [esp + 0x14]
push eax
push 4
push 0xffff
push ecx
mov dword [esp + 0x24], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
push ebp
call dword [sym.imp.WS2_32.dll_htons]
mov edx, dword [esi + 4]
push 0x10
push edi
push edx
mov word [esi + 0xba], ax
mov dword [esi + 0xbc], 0
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
pop edi
jne 0x1003c6cb
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
pop esi
xor eax, eax
pop ebp
ret 4
call fcn.1003c900
test eax, eax
je 0x1003c64e
mov eax, esi
call fcn.1003c930
pop esi
mov eax, 1
pop ebp
ret 4
Function at 0x1003cff0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [edi + 0x88]
mov ecx, dword [edi + 0x8c]
sub esp, 8
cmp eax, ecx
push ebp
push esi
lea esi, [edi + 0x50]
jne 0x1003d00f
xor ebp, ebp
mov dword [esi + 0x38], ebp
jmp 0x1003d02a
sub eax, ecx
push ebx
mov ebx, eax
mov eax, dword [esi + 0x34]
push ebx
add ecx, eax
push ecx
push eax
call fcn.10044570
add esp, 0xc
mov dword [esi + 0x38], ebx
xor ebp, ebp
pop ebx
mov eax, esi
mov dword [esi + 0x3c], ebp
call fcn.10037dc0
push ebp
push esi
lea eax, [edi + 0xc8]
push eax
mov dword [eax], 0x10
lea edx, [edi + 0xb8]
push edx
mov edx, dword [edi + 0x70]
lea eax, [esp + 0x18]
push eax
lea ecx, [esp + 0x20]
push ecx
mov ecx, dword [edi + 4]
push edx
lea eax, [edi + 0x74]
push eax
push ecx
mov dword [esp + 0x2c], ebp
mov dword [esp + 0x30], ebp
call dword [sym.imp.WS2_32.dll_WSARecvFrom]
cmp eax, 0xffffffff
pop esi
pop ebp
jne 0x1003d0a7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x3e5
je 0x1003d0a7
cmp eax, 0x2733
je 0x1003d09e
cmp eax, 8
je 0x1003d09e
cmp eax, 0x2747
je 0x1003d09e
mov eax, 0x8002
add esp, 8
ret
mov eax, 0x8005
add esp, 8
ret
xor eax, eax
add esp, 8
ret

Function at 0x1003ddb0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, dword [esp + 8]
push esi
mov esi, eax
test esi, esi
jne 0x1003ddc3
pop esi
xor al, al
pop ebp
ret 4
test ebp, ebp
mov dword [ecx + 4], 0xffffffff
jbe 0x1003ddfa
push edi
mov edi, dword [ecx]
shl edi, 8
movzx edx, byte [esi]
mov eax, dword [ecx + 4]
xor edx, eax
and edx, 0xff
add edx, edi
shr eax, 8
xor eax, dword [edx*4 + 0x10082e50]
add esi, 1
sub ebp, 1
mov dword [ecx + 4], eax
jne 0x1003ddd4
pop edi
movzx edx, word [ecx + 6]
movzx ecx, word [ecx + 4]
push ebx
mov bl, dh
mov al, ch
add al, bl
pop ebx
add al, dl
pop esi
add al, cl
pop ebp
ret 4
Function at 0x1003e560
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x1006a108
mov eax, dword fs:[0]
push eax
sub esp, 0x20
push ebx
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x30]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x18]
mov edx, dword [edi + 0x14]
lea esi, [edi + 0x14]
mov dword [esp + 0x24], eax
mov eax, dword [edx + 4]
xor ebx, ebx
push 0xffffffffffffffff
mov ecx, esi
mov dword [esp + 0x24], esi
mov dword [esp + 0x2c], ebx
call eax
mov dword [esp + 0x28], eax
mov dword [esp + 0x38], ebx
mov eax, dword [edi + 0xc]
mov eax, dword [eax]
mov edx, dword [edi + 0xc]
add edi, 8
mov ecx, edi
mov dword [esp + 0x14], eax
mov dword [esp + 0x10], ecx
mov dword [esp + 0x1c], edx
jmp 0x1003e5d6
mov eax, dword [esp + 0x14]
cmp ecx, edi
jne 0x1003e627
cmp eax, dword [esp + 0x1c]
sete dl
test dl, dl
sete dl
test dl, dl
je 0x1003e631
test ecx, ecx
je 0x1003e627
cmp eax, dword [ecx + 4]
je 0x1003e62c
mov ebx, dword [eax + 0x10]
mov eax, dword [ebp + 0xc]
cmp dword [ebx + 0x20], eax
jne 0x1003e616
mov ecx, dword [ebp + 8]
push ebx
call dword [ebp + 0x10]
test eax, eax
jne 0x1003e616
mov ecx, dword [ebp + 0xc]
push ebx
push ecx
call fcn.10018490
add esp, 8
lea edx, [esp + 0x10]
call fcn.1003f160
mov ecx, dword [esp + 0x10]
test ecx, ecx
jne 0x1003e5d2
call fcn.1003f070
call fcn.1003f000
mov dword [esp + 0x38], 0xffffffff
cmp dword [esp + 0x28], 0
je 0x1003e654
mov edx, dword [esi]
mov eax, dword [edx + 0xc]
mov ecx, esi
call eax
neg eax
sbb eax, eax
add eax, 1
mov dword [esp + 0x28], eax
mov eax, 1
mov ecx, dword [esp + 0x30]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x10040870
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x100655ab
mov eax, dword fs:[0]
push eax
push ebx
push esi
push edi
mov eax, dword [0x1007e090]
xor eax, esp
push eax
lea eax, [esp + 0x10]
mov dword fs:[0], eax
mov edi, dword [esp + 0x20]
xor ebx, ebx
mov dword [edi], vtable.CKeyExchangeBase.0
lea esi, [edi + 0x20]
mov dword [edi + 4], ebx
mov dword [edi + 8], ebx
mov dword [edi + 0xc], ebx
mov dword [edi + 0x10], ebx
mov dword [edi + 0x14], ebx
mov dword [edi + 0x18], ebx
mov dword [edi + 0x1c], ebx
call fcn.1003fa40
mov dword [esp + 0x18], ebx
mov dword [edi + 0x2c], ebx
mov dword [edi + 0x30], ebx
mov dword [edi + 0x34], ebx
mov dword [edi + 0x38], ebx
mov dword [edi + 0x3c], ebx
mov dword [edi + 0x40], ebx
mov dword [edi + 0x44], ebx
mov dword [esp + 0x18], 0xffffffff
mov eax, edi
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0xc
ret 4