joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10010bf0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x100a23c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, ecx
lea edx, [ebp - 8]
push ebx
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov eax, dword [0x100a28d8]
push esi
push edi
mov esi, 4
mov edi, dword [eax + 0x3f04]
mov eax, dword [edi + 0xfc]
mov ebx, dword [edi + 0x104]
mov ebx, dword [ebx + eax*4 - 4]
not ebx
movzx eax, byte [edx]
lea edx, [edx + 1]
movzx ecx, bl
xor ecx, eax
shr ebx, 8
xor ebx, dword [ecx*4 + 0x1009a458]
sub esi, 1
jne 0x10010c30
mov eax, dword [0x100a28d8]
not ebx
cmp dword [eax + 0x3f28], ebx
jne 0x10010c6a
push ecx
push dword [ebp - 0xc]
lea edx, [esi + 4]
mov ecx, ebx
call fcn.10021c00
add esp, 8
lea eax, [ebp - 0xc]
mov dword [ebp - 0xc], ebx
push eax
lea ecx, [edi + 0xfc]
call fcn.10021e00
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1008ad82
mov esp, ebp
pop ebp
ret
Function at 0x100167c0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push ecx
push ebx
push esi
push edi
mov edi, ecx
mov ebx, edx
cmp dword [edi + 0x53b8], 0
lea esi, [edi + 0x53bc]
je 0x10016842
mov ecx, dword [esi + 4]
test ecx, ecx
jns 0x100167fc
mov eax, ecx
cdq
sub eax, edx
sar eax, 1
add eax, ecx
xor ecx, ecx
test eax, eax
cmovg ecx, eax
push ecx
mov ecx, esi
call fcn.10022ab0
push dword [ebp + 8]
mov ecx, esi
mov dword [esi], 0
push ebx
call fcn.100039c0
mov edx, dword [esi]
mov ecx, 0x100a28d3
push dword [edi + 0x53b8]
lea eax, [edx - 1]
neg edx
sbb edx, edx
and edx, eax
mov eax, dword [edi + 0x53c4]
test eax, eax
push edx
cmovne ecx, eax
push 1
push ecx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 8]
mov ecx, esi
push ebx
call fcn.100039c0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x10016c20
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov bl, byte [ecx]
or eax, 0xffffffff
mov dword [ebp - 4], ecx
push esi
lea esi, [ecx + 1]
push edi
test bl, bl
je 0x10016c68
or edi, 0xffffffff
nop dword [eax]
cmp bl, 0x23
jne 0x10016c4f
cmp byte [esi], bl
jne 0x10016c4f
cmp byte [esi + 1], bl
cmove eax, edi
movzx edx, al
movzx ecx, bl
mov bl, byte [esi]
xor edx, ecx
shr eax, 8
inc esi
xor eax, dword [edx*4 + 0x1009a458]
test bl, bl
jne 0x10016c40
mov ebx, dword [0x100a28d8]
not eax
mov edi, dword [ebx + 0x5390]
mov esi, edi
neg esi
sbb esi, esi
lea ecx, [edi + 4]
and esi, ecx
je 0x10016ca2
cmp dword [esi], eax
je 0x10016cb1
mov edx, dword [esi - 4]
mov ecx, dword [ebx + 0x5388]
add edx, esi
add ecx, 4
xor esi, esi
add ecx, edi
cmp edx, ecx
cmovne esi, edx
test esi, esi
jne 0x10016c83
mov ecx, dword [ebp - 4]
call fcn.10016b40
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test esi, esi
je 0x10016ca2
pop edi
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x10016cc0
Capabilities:
Hash data with crc32

Disassembly:
push ebx
mov bl, byte [ecx]
or eax, 0xffffffff
push esi
lea esi, [ecx + 1]
push edi
mov edi, dword [0x100a28d8]
test bl, bl
je 0x10016d06
or edi, 0xffffffff
cmp bl, 0x23
jne 0x10016ce7
cmp byte [esi], bl
jne 0x10016ce7
cmp byte [esi + 1], bl
cmove eax, edi
movzx edx, al
movzx ecx, bl
mov bl, byte [esi]
xor edx, ecx
shr eax, 8
inc esi
xor eax, dword [edx*4 + 0x1009a458]
test bl, bl
jne 0x10016cd8
mov edi, dword [0x100a28d8]
mov esi, dword [edi + 0x537c]
xor ecx, ecx
not eax
test esi, esi
jle 0x10016d2c
mov edi, dword [edi + 0x5384]
lea edx, [edi + 4]
nop dword [eax]
cmp dword [edx], eax
je 0x10016d32
inc ecx
add edx, 0x24
cmp ecx, esi
jl 0x10016d20
pop edi
pop esi
xor eax, eax
pop ebx
ret
lea eax, [ecx + ecx*8]
lea eax, [edi + eax*4]
pop edi
pop esi
pop ebx
ret
Function at 0x1002aec0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push esi
mov esi, ecx
push edi
mov edi, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x1002aefa
mov eax, dword [0x100a28d8]
mov dword [esi + 4], 0
mov dword [esi], 0
test eax, eax
je 0x1002aeed
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 8], 0
mov ecx, dword [esi + 0x14]
test ecx, ecx
je 0x1002af2b
mov eax, dword [0x100a28d8]
mov dword [esi + 0x10], 0
mov dword [esi + 0xc], 0
test eax, eax
je 0x1002af1e
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 0x14], 0
mov ecx, dword [esi + 0x20]
test ecx, ecx
je 0x1002af5c
mov eax, dword [0x100a28d8]
mov dword [esi + 0x1c], 0
mov dword [esi + 0x18], 0
test eax, eax
je 0x1002af4f
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 0x20], 0
mov dword [esi + 0x24], 0
mov dword [esi + 0x28], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x38], 0
mov ecx, dword [esi + 0x44]
test ecx, ecx
je 0x1002afa9
mov eax, dword [0x100a28d8]
mov dword [esi + 0x40], 0
mov dword [esi + 0x3c], 0
test eax, eax
je 0x1002af9c
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 0x44], 0
mov ecx, dword [esi + 0x50]
test ecx, ecx
je 0x1002afda
mov eax, dword [0x100a28d8]
mov dword [esi + 0x4c], 0
mov dword [esi + 0x48], 0
test eax, eax
je 0x1002afcd
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 0x50], 0
mov ecx, dword [esi + 0x5c]
test ecx, ecx
je 0x1002b00b
mov eax, dword [0x100a28d8]
mov dword [esi + 0x58], 0
mov dword [esi + 0x54], 0
test eax, eax
je 0x1002affe
dec dword [eax + 0xb0]
push ecx
call edi
add esp, 4
mov dword [esi + 0x5c], 0
pop edi
lea ecx, [esi + 0x78]
pop esi
jmp fcn.1002d7e0
Function at 0x1003e230
Capabilities:
Create thread
Terminate thread

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
cmp eax, 1
jne 0x1003e270
push esi
mov esi, dword [ebp + 8]
push esi
call dword [sym.imp.KERNEL32.dll_DisableThreadLibraryCalls]
push 0
push 0
push 0
push 0x1003e4a0
push 0
push 0
mov dword [0x100a28e4], esi
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [0x100a28e0], eax
mov eax, 1
pop esi
pop ebp
ret 0xc
test eax, eax
jne 0x1003e281
push eax
push dword [0x100a28e0]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, 1
pop ebp
ret 0xc
Function at 0x10045fd0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x1004607f
push esi
call fcn.100547c0
add esp, 4
test al, al
jne 0x1004607f
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x10045ff7
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.1005d9e0
add esp, 0xc
test eax, eax
je 0x1004602b
sub eax, esi
push eax
push 0x2e
push esi
call fcn.1005d9e0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x1004602d
inc ebx
mov ecx, esi
sub ecx, ebx
add edi, ecx
test ebx, ebx
cmovne esi, ebx
lea ebx, [esi + edi]
mov edi, 0x1505
cmp esi, ebx
jae 0x1004605e
nop dword [eax]
mov al, byte [esi]
push eax
call fcn.10053090
movsx ecx, al
inc esi
mov eax, edi
add esp, 4
shl eax, 5
add eax, edi
xor ecx, eax
mov edi, ecx
cmp esi, ebx
jb 0x10046040
mov eax, 0x4104105
mov esi, edi
mul edi
sub esi, edx
shr esi, 1
add esi, edx
shr esi, 5
mov ecx, esi
shl ecx, 6
sub ecx, esi
sub edi, ecx
mov eax, edi
pop edi
pop ebx
pop esi
ret
xor eax, eax
pop esi
ret
Function at 0x1004dbb0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp byte [esi + 0x6c3], 0
je 0x1004dc4d
cmp dword [esi + 0x19c], 0
je 0x1004dc07
push esi
call fcn.100431c0
push 1
push esi
mov byte [esp + 0x14], al
call fcn.100432d0
push dword [esi + 0x14c]
mov eax, dword [esi + 0x19c]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call eax
push dword [esp + 0x28]
push esi
call fcn.100432d0
add esp, 0x28
pop esi
ret
mov ecx, dword [esp + 0xc]
mov eax, ecx
sub eax, 0
je 0x1004dc1c
sub eax, 1
je 0x1004dc1c
sub eax, 1
jne 0x1004dc4d
push dword [esi + 0x148]
lea eax, [ecx*2 + 0x1008fca4]
push 1
add eax, ecx
push 2
push eax
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
push dword [esi + 0x148]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
add esp, 0x20
pop esi
ret

Function at 0x100502a0
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 0x100502ba
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 0x100900c0
push esi
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
add esp, 8
test eax, eax
je 0x10050302
test ebp, ebp
je 0x100502f3
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 0x10050328
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x10050328
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 0x100503df
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10050345
sub ecx, ebx
lea eax, [ecx + 1]
add eax, edx
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x100503d5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x100503d5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10050377
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 0x10050390
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x100503a0
test ebp, ebp
je 0x100503cc
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x100a2004]
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 [0x100a2004]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x10054950
Capabilities:
Create udp socket

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x1005498e
mov eax, dword [esi + 0x7c]
cmp byte [eax + 0x104], 0
jne 0x1005497f
push 0
call fcn.10054950
add esp, 4
test al, al
mov eax, dword [esi + 0x7c]
setne cl
inc cl
mov byte [eax + 0x104], cl
mov eax, dword [esi + 0x7c]
pop esi
cmp byte [eax + 0x104], 2
sete al
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x100549a3
xor al, al
pop esi
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
ret
Function at 0x10055260
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x6c
mov eax, dword [0x100a23c0]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x70]
push ebp
mov ebp, dword [esp + 0x78]
push edi
xor edi, edi
mov dword [esp + 8], eax
cmp byte [eax + 0x6c3], 0
je 0x10055442
cmp byte [ebp + 0x18], 0
push ebx
lea ebx, [ebp + 0x18]
je 0x10055441
lea eax, [esp + 0x30]
push eax
push ebx
push 2
call fcn.10062060
add esp, 0xc
test eax, eax
jg 0x10055441
lea eax, [esp + 0x34]
push eax
push ebx
push 0x17
call fcn.10062060
add esp, 0xc
test eax, eax
jg 0x10055441
cmp byte [ebx], 0
mov eax, str._none_
push esi
push dword [ebp + 0x14]
mov esi, dword [ebp]
cmovne eax, ebx
mov ebp, dword [esp + 0x14]
push eax
push str.Host__s:_d_was_resolved.
push ebp
call fcn.1004dd20
lea eax, [esp + 0x24]
push 0x400
push eax
call fcn.10046610
lea eax, [esp + 0x3c]
push 0x400
push eax
call fcn.10046610
add esp, 0x20
test esi, esi
je 0x100553b4
lea edx, [edi + 0x10]
mov ecx, dword [esi + 4]
cmp ecx, 0x17
je 0x10055328
cmp ecx, 2
jne 0x100553a9
xor eax, eax
mov byte [esp + 0x48], 0
cmp ecx, 2
lea ebx, [esp + 0x14]
cmovne eax, edx
add ebx, eax
sub ecx, 2
je 0x10055357
sub ecx, 0x15
jne 0x1005536f
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 8
push eax
push 0x17
jmp 0x10055367
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 4
push eax
push 2
call fcn.1007cbc0
add esp, 0x10
push ebx
call fcn.10046630
add esp, 4
test eax, eax
je 0x1005538e
push 2
push 0x1009a1c4
push ebx
call fcn.100465d0
add esp, 0xc
mov edi, eax
test edi, edi
jne 0x100553d4
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.10046570
mov edi, eax
add esp, 8
test edi, edi
jne 0x100553d4
lea edx, [eax + 0x10]
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x10055317
lea eax, [esp + 0x24]
push eax
call fcn.10046630
add esp, 4
test eax, eax
je 0x100553e4
lea eax, [esp + 0x24]
push eax
call fcn.10046640
add esp, 4
jmp 0x100553e9
push str.too_many_IP__cant_show
push ebp
call fcn.1004dd20
add esp, 8
jmp 0x10055429
mov eax, str._none_
push eax
push str.IPv6:__s
push ebp
call fcn.1004dd20
lea eax, [esp + 0x20]
push eax
call fcn.10046630
add esp, 0x10
test eax, eax
je 0x10055415
lea eax, [esp + 0x14]
push eax
call fcn.10046640
add esp, 4
jmp 0x1005541a
mov eax, str._none_
push eax
push str.IPv4:__s
push ebp
call fcn.1004dd20
add esp, 0xc
lea eax, [esp + 0x14]
push eax
call fcn.100465e0
lea eax, [esp + 0x28]
push eax
call fcn.100465e0
add esp, 8
pop esi
pop ebx
mov ecx, dword [esp + 0x70]
pop edi
pop ebp
xor ecx, esp
call fcn.1008ad82
add esp, 0x6c
ret
Function at 0x1005e140
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.10046330
push dword [esp + 0x38]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call sub.api_ms_win_crt_string_l1_1_0.dll__strdup
push dword [esp + 0x40]
mov edi, eax
call sub.api_ms_win_crt_string_l1_1_0.dll__strdup
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExA]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x1005e1d5
mov ebp, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.10046330
movups xmm0, xmmword [esp + 0x14]
sub esp, 0xc
mov ecx, esp
sub esp, 0x10
movups xmmword [ecx], xmm0
mov ecx, esp
movups xmm0, xmmword [eax]
movups xmmword [ecx], xmm0
call fcn.100463e0
add esp, 0x20
test edx, edx
ja 0x1005e1f9
jb 0x1005e1c7
cmp eax, 0x3e8
ja 0x1005e1f9
push 1
call ebp
push 1
push esi
push edi
call ebx
test eax, eax
je 0x1005e190
test edi, edi
je 0x1005e1e2
push edi
call sub.api_ms_win_crt_heap_l1_1_0.dll_free
add esp, 4
test esi, esi
je 0x1005e1ef
push esi
call sub.api_ms_win_crt_heap_l1_1_0.dll_free
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
test edi, edi
je 0x1005e206
push edi
call sub.api_ms_win_crt_heap_l1_1_0.dll_free
add esp, 4
test esi, esi
je 0x1005e213
push esi
call sub.api_ms_win_crt_heap_l1_1_0.dll_free
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x1005e6f0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x20]
push edi
xor edi, edi
mov dword [esp + 0xc], edi
mov dword [eax], edi
lea eax, [esp + 0x10]
push eax
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 4], eax
test eax, eax
jne 0x1005e87f
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x1005e86a
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x1005e74c
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x1005e740
sub eax, edx
inc eax
jmp 0x1005e74e
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x1005e75f
lea ebp, [ecx + 0xe]
jmp 0x1005e76b
cmp ecx, 0x17
jne 0x1005e80c
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x1005e80c
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x1005e80c
cmp ecx, ebp
jb 0x1005e80c
add eax, 0x20
add eax, ebp
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x1005e85b
mov ecx, dword [esi]
mov dword [ebx], ecx
mov ecx, dword [esi + 4]
mov dword [ebx + 4], ecx
mov ecx, dword [esi + 8]
mov dword [ebx + 8], ecx
mov eax, dword [esi + 0xc]
mov dword [ebx + 0xc], eax
lea eax, [ebx + 0x20]
push ebp
mov dword [ebx + 0x10], ebp
mov dword [ebx + 0x14], 0
mov dword [ebx + 0x1c], 0
mov dword [ebx + 0x18], eax
push dword [esi + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x1005e7f8
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x1005e808
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x1005e732
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x1005e82c
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x1005e866
test edi, edi
je 0x1005e84b
mov esi, dword [edi + 0x1c]
push edi
call dword [0x100a2004]
add esp, 4
mov edi, esi
test esi, esi
jne 0x1005e834
mov esi, dword [esp + 8]
mov eax, dword [esp + 0x28]
xor edi, edi
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret
mov esi, 8
mov dword [esp + 0x10], esi
jmp 0x1005e81b
test edi, edi
jne 0x1005e876
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret

Function at 0x1005eb30
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call sub.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x1005eb56
cmp ecx, 0xffffffff
cmovne eax, ecx
ret
Function at 0x1005eba0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
mov ecx, 0x2b
test edi, edi
je 0x1005ec50
mov ebp, dword [esp + 0x14]
mov esi, dword [esp + 0x18]
nop dword [eax]
mov ebx, 4
lea eax, [esp + 0x1c]
push 4
push eax
cmp edi, ebx
push ebp
cmovb ebx, edi
call fcn.1004b6e0
add esp, 0xc
cmp eax, 4
je 0x1005ebe3
mov ecx, eax
jmp 0x1005ec0d
cmp byte [0x100a253c], 0
jne 0x1005ec17
push 2
push 4
lea eax, [esp + 0x24]
mov dword [esp + 0x24], 0
push eax
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb ecx, ecx
and ecx, 2
mov eax, ecx
test eax, eax
jne 0x1005ec52
mov eax, dword [esp + 0x1c]
jmp 0x1005ec34
imul eax, dword [0x100a2538], 0x41c64e6d
add eax, 0x3039
mov dword [0x100a2538], eax
ror eax, 0x10
xor ecx, ecx
mov dword [esp + 0x1c], eax
test ebx, ebx
je 0x1005ec48
mov byte [esi], al
dec edi
inc esi
shr eax, 8
sub ebx, 1
jne 0x1005ec38
mov dword [esp + 0x1c], eax
test edi, edi
jne 0x1005ebc0
mov eax, ecx
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x1005ec60
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebx
mov ebx, dword [esp + 0x10]
push ebp
push esi
push edi
mov edi, dword [esp + 0x18]
sub ebx, 1
je 0x1005ecdb
mov esi, dword [esp + 0x14]
mov ebp, 0x3e
nop word [eax + eax]
push 4
lea eax, [esp + 0x20]
push eax
push esi
call fcn.1004b6e0
add esp, 0xc
cmp eax, 4
jne 0x1005ecbc
cmp byte [0x100a253c], 0
jne 0x1005ece5
push 2
push eax
lea eax, [esp + 0x24]
mov dword [esp + 0x24], 0
push eax
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
test eax, eax
jne 0x1005ece0
mov eax, dword [esp + 0x1c]
cmp eax, 0xfffffffc
jae 0x1005ec80
xor edx, edx
div ebp
mov al, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789]
mov byte [edi], al
inc edi
sub ebx, 1
jne 0x1005ec80
mov byte [edi], 0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
imul eax, dword [0x100a2538], 0x41c64e6d
add eax, 0x3039
mov dword [0x100a2538], eax
ror eax, 0x10
mov dword [esp + 0x1c], eax
jmp 0x1005ecc4

Function at 0x1005ed10
Capabilities:
Generate random numbers via winapi

Disassembly:
push dword [esp + 8]
push 0
push dword [esp + 0xc]
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
push 2
push dword [esp + 0xc]
push dword [esp + 0xc]
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
ret
Function at 0x10061c60
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
xor ebp, ebp
push esi
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x100a2008]
mov edi, eax
add esp, 8
test edi, edi
je 0x10061cb7
nop word [eax + eax]
push esi
push edi
push dword [esp + 0x1c]
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x10061ccf
cmp esi, ebx
je 0x10061ccf
cmp esi, 0x8000
ja 0x10061ccf
cmp esi, ebx
jb 0x10061cc8
push esi
push edi
call dword [0x100a2008]
mov edi, eax
add esp, 8
test edi, edi
jne 0x10061c80
push ebp
call dword [0x100a2004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x100a2004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x100677c0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x8c
mov eax, dword [0x100a23c0]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
mov ebx, dword [edi + 0x18]
mov esi, dword [ebx + 0x10c]
push esi
mov dword [esp + 0x18], 0xffffffff
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x1006782b
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [esp + 0xc], eax
jmp 0x1006782f
mov eax, dword [esp + 0xc]
cmp eax, 0xffffffff
jne 0x1006785f
push str.Error_accept__ing_server_connect
push edi
call fcn.1004dc50
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.1008ad82
add esp, 0x8c
ret
push str.Connection_accepted_from_server
push edi
call fcn.1004dd20
mov byte [ebx + 0x1b5], 0
push 1
push dword [esp + 0x18]
call fcn.10082b00
lea eax, [esp + 0x1c]
push eax
push 1
push ebx
push edi
call fcn.10078220
add esp, 0x20
test eax, eax
jne 0x100678f9
cmp dword [edi + 0x1a4], eax
je 0x100678f7
push 1
push edi
call fcn.100432d0
mov eax, dword [edi + 0x1a4]
push 1
push dword [esp + 0x18]
push dword [edi + 0x1a8]
call eax
push 0
push edi
mov esi, eax
call fcn.100432d0
add esp, 0x1c
test esi, esi
je 0x100678f7
push 1
push edi
call fcn.1004d3d0
push 1
push ebx
push edi
call fcn.1004d1d0
add esp, 0x14
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.1008ad82
add esp, 0x8c
ret
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.1008ad82
add esp, 0x8c
ret