joyce8/EMBER2024-capa huggingface dataset:
Function at 0x452a90
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x637bb0]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp ebx, 0xffffffff
jne 0x452ac0
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
mov eax, dword [eax]
test eax, eax
je 0x452af0
mov edx, dword [esi + 0x30]
mov edx, dword [edx]
add edx, eax
cmp eax, edx
jae 0x452af0
call dword [sym.imp.MSVCP140.dll_protected:_char____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::_Pninc_void_]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
push edi
je 0x452bc6
mov edi, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [edi], eax
jne 0x452b19
mov edx, dword [esi + 0x54]
mov ecx, dword [esi + 0x50]
sub edx, ecx
mov dword [edi], ecx
mov eax, dword [esi + 0x1c]
mov dword [eax], ecx
mov eax, dword [esi + 0x2c]
mov dword [eax], edx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x452b25
movsx eax, bl
jmp 0x452b5d
lea eax, [ebp - 0x2c]
mov byte [ebp - 0x25], bl
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x25]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::out_struct__Mbstatet___char_const___char_const___char_const____char___char___char___const]
sub eax, 0
je 0x452b87
sub eax, 1
je 0x452b87
sub eax, 2
jne 0x452bc6
movsx eax, byte [ebp - 0x25]
push dword [esi + 0x4c]
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputc]
add esp, 8
or ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, ebx
pop edi
pop esi
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret 4
mov edi, dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x452ba5
push dword [esi + 0x4c]
push edi
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp edi, eax
jne 0x452bc6
lea eax, [ebp - 0x25]
mov byte [esi + 0x3d], 1
cmp dword [ebp - 0x30], eax
je 0x452bc6
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret 4
Function at 0x454f00
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x637bb0]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, ecx
cmp dword [esi + 0x38], 0
je 0x454fbc
cmp byte [esi + 0x3d], 0
je 0x454fbc
mov eax, dword [esi]
push edi
push 0xffffffffffffffff
call dword [eax + 0xc]
cmp eax, 0xffffffff
je 0x454faa
mov ecx, dword [esi + 0x38]
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::unshift_struct__Mbstatet___char___char___char___const]
sub eax, 0
je 0x454f71
sub eax, 1
je 0x454f75
sub eax, 2
jne 0x454faa
mov byte [esi + 0x3d], al
mov al, 1
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret
mov byte [esi + 0x3d], 0
mov edi, dword [ebp - 0x28]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x454f93
push dword [esi + 0x4c]
push edi
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp edi, eax
jne 0x454faa
cmp byte [esi + 0x3d], 0
pop edi
sete al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
mov al, 1
xor ecx, ebp
pop esi
call fcn.005b0bf7
mov esp, ebp
pop ebp
ret

Function at 0x466050
Capabilities:
Hash data using murmur3
Resolve function by parsing pe exports

Disassembly:
cmp byte [0x63c2a4], 0
jne 0x46605e
call fcn.0047a6b0
cmp byte [0x63c2ad], 0
je 0x46607c
push 0
push 0x40
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.0047aa40
add esp, 0x10
ret
jmp fcn.00464400
Function at 0x485480
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
sub esp, 0x18
mov eax, dword [0x637bb0]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
test esi, esi
je 0x48554b
lea eax, [esp + 4]
push eax
push esi
push 2
call fcn.0049ee50
add esp, 0xc
test eax, eax
jne 0x48554b
lea eax, [esp + 8]
push eax
push esi
push 0x17
call fcn.0049ee50
add esp, 0xc
test eax, eax
jne 0x48554b
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x4854d4
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.0049ee20
add esp, 0xc
test eax, eax
je 0x485508
sub eax, esi
push eax
push 0x2e
push esi
call fcn.0049ee20
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x48550a
inc ebx
mov ecx, esi
sub ecx, ebx
add edi, ecx
test ebx, ebx
cmovne esi, ebx
mov ebx, 0x1505
add edi, esi
cmp esi, edi
jae 0x485536
mov al, byte [esi]
push eax
call fcn.004936a0
movsx ecx, al
inc esi
mov eax, ebx
add esp, 4
shl eax, 5
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp esi, edi
jb 0x485518
pop edi
movzx eax, bl
pop ebx
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.005b0bf7
add esp, 0x18
ret
mov ecx, dword [esp + 0x18]
xor eax, eax
pop esi
xor ecx, esp
call fcn.005b0bf7
add esp, 0x18
ret

Function at 0x4861d0
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [0x6340ec]
cmp eax, 0xffffffff
jne 0x486212
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x4861f8
xor eax, eax
test eax, eax
mov dword [0x6340ec], eax
setg al
ret
push eax
push 0
mov dword [0x6340ec], 1
call fcn.0048f8b0
mov eax, dword [0x6340ec]
add esp, 8
test eax, eax
setg al
ret

Function at 0x486220
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2f0], 2
jne 0x486275
mov eax, dword [0x6340ec]
cmp eax, 0xffffffff
jne 0x48626f
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x486255
xor eax, eax
test eax, eax
mov dword [0x6340ec], eax
setg al
ret
push eax
push 0
mov dword [0x6340ec], 1
call fcn.0048f8b0
mov eax, dword [0x6340ec]
add esp, 8
test eax, eax
setg al
ret
mov al, 1
ret
Function at 0x48ed70
Capabilities:
Write file on windows

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x608], 0
je 0x48edb4
push esi
push 1
push edi
call fcn.00481350
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
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.00481350
add esp, 0x24
mov eax, esi
pop esi
pop edi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x48eded
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x5bd958
push 2
push eax
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
push dword [edi + 0x598]
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
xor eax, eax
pop edi
ret

Function at 0x48f3e0
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x637bb0]
xor eax, esp
mov dword [esp + 0x88], eax
mov eax, dword [esp + 0x98]
mov edx, dword [esp + 0x94]
push ebx
mov ebx, dword [esp + 0x94]
mov dword [esp + 8], eax
xor eax, eax
push ebp
mov ebp, dword [esp + 0xa8]
mov ecx, dword [ebx + 0x1c4]
cmp edx, ecx
push esi
sete al
mov esi, 0x1e4
push edi
lea eax, [eax*4 + 0x1c0]
mov eax, dword [eax + ebx]
mov dword [esp + 0x10], eax
mov eax, 0x1f4
cmove esi, eax
mov eax, dword [ebx + 0x2e8]
add esi, ebx
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x48f4ee
xor eax, eax
cmp edx, ecx
sete al
lea eax, [eax*4 + 0x1d4]
cmp dword [eax + ebx], 0x48f0b0
jne 0x48f4ee
cmp dword [esi], 0
je 0x48f478
test edi, edi
je 0x48f4ee
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [esp + 0x20]
call fcn.00491db0
add esp, 0x14
cmp eax, 0xffffffff
je 0x48f4ee
test al, 1
je 0x48f4ee
mov ecx, dword [esi]
test ecx, ecx
jne 0x48f4cb
mov eax, dword [ebx]
mov eax, dword [eax + 0x8fc]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6340d8]
mov edi, dword [esi + 4]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x48f4e7
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x48f4ee
add dword [esi + 8], eax
jmp 0x48f4ee
mov dword [esi + 4], 0
push 0
push dword [esp + 0xb0]
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
cmp edi, 0xffffffff
jne 0x48f557
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x48f528
mov dword [ebp], 0
lea eax, [edi + 0x52]
jmp 0x48f55c
push 0x80
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.0047d2d0
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.0048ee00
mov eax, dword [ebx]
add esp, 0x18
mov dword [eax + 0xcec], esi
mov eax, 0x37
jmp 0x48f559
xor eax, eax
mov dword [ebp], edi
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005b0bf7
add esp, 0x8c
ret
Function at 0x4913b0
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 0x4913ca
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 0x5bddec
push esi
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
add esp, 8
test eax, eax
je 0x491412
test ebp, ebp
je 0x491403
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 0x491438
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x491438
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 0x4914ef
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x491455
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x6340d8]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4914e5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4914e5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x491487
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 0x4914a0
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 0x4914b0
test ebp, ebp
je 0x4914dc
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x6340dc]
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 [0x6340dc]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x49d390
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x34
mov eax, dword [0x637bb0]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
mov ebx, dword [esp + 0x48]
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x18], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
je 0x49d576
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x20], xmm0
mov word [esp + 0x18], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x18], eax
xor eax, eax
push 4
mov word [esp + 0x1a], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x49d564
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x49d564
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x49d564
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x49d564
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x49d564
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x49d564
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x49d564
push ebx
push 0x5bf7ec
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.00492340
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x49d4c2
push 0
sub esi, ecx
lea eax, [esp + 0x28]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x49d564
push 0
push 0xc
lea eax, [esp + 0x38]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x49d564
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x49d517
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x49d51c
add ecx, 4
add edx, 4
sub esi, 4
jae 0x49d506
cmp esi, 0xfffffffc
je 0x49d549
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x49d564
cmp esi, 0xfffffffd
je 0x49d549
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x49d564
cmp esi, 0xfffffffe
je 0x49d549
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x49d564
cmp esi, 0xffffffff
je 0x49d549
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x49d564
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.005b0bf7
add esp, 0x34
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [esp + 0x3c]
or eax, 0xffffffff
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.005b0bf7
add esp, 0x34
ret
Function at 0x49f830
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push esi
xor esi, esi
mov dword [esp + 4], esi
mov dword [eax], esi
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 0x49f9e2
push ebx
mov ebx, dword [esp + 0xc]
push edi
test ebx, ebx
je 0x49f9cc
push ebp
mov eax, dword [ebx + 4]
cmp eax, 2
jne 0x49f87f
lea ebp, [eax + 0xe]
jmp 0x49f88b
cmp eax, 0x17
jne 0x49f939
lea ebp, [eax + 5]
cmp dword [ebx + 0x18], 0
je 0x49f939
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x49f939
cmp eax, ebp
jb 0x49f939
push 0x20
call dword [0x6340d8]
mov edi, eax
add esp, 4
test edi, edi
je 0x49f9c1
mov ecx, dword [ebx]
mov dword [edi], ecx
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
mov ecx, dword [ebx + 8]
mov dword [edi + 8], ecx
mov eax, dword [ebx + 0xc]
push ebp
mov dword [edi + 0xc], eax
mov dword [edi + 0x10], ebp
mov dword [edi + 0x18], 0
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
call dword [0x6340d8]
add esp, 4
mov dword [edi + 0x18], eax
test eax, eax
je 0x49f9b0
push ebp
push dword [ebx + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x14]
add esp, 0xc
test eax, eax
je 0x49f925
push eax
call dword [0x6340e4]
add esp, 4
mov dword [edi + 0x14], eax
test eax, eax
je 0x49f996
mov eax, dword [esp + 0x10]
test esi, esi
cmove esi, edi
test eax, eax
je 0x49f935
mov dword [eax + 0x1c], edi
mov dword [esp + 0x10], edi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x49f872
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop ebp
test eax, eax
je 0x49f958
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x49f9c8
test esi, esi
je 0x49f985
push dword [esi + 0x18]
call dword [0x6340dc]
push dword [esi + 0x14]
call dword [0x6340dc]
mov edi, dword [esi + 0x1c]
push esi
call dword [0x6340dc]
add esp, 0xc
mov esi, edi
test edi, edi
jne 0x49f960
mov eax, dword [esp + 0x28]
xor esi, esi
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret
push dword [edi + 0x18]
mov ebx, 8
call dword [0x6340dc]
push edi
call dword [0x6340dc]
add esp, 8
jmp 0x49f948
push edi
mov ebx, 8
call dword [0x6340dc]
add esp, 4
jmp 0x49f948
mov ebx, 8
jmp 0x49f948
test esi, esi
jne 0x49f9d8
mov ebx, 0x2af9
push ebx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret
Function at 0x4a3e30
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x1c4
mov eax, dword [0x637bb0]
xor eax, esp
mov dword [esp + 0x1c0], eax
cmp byte [0x63c658], 0
push ebx
mov ebx, dword [esp + 0x1cc]
mov dword [esp + 0x10], ebx
jne 0x4a3e69
call fcn.004c2a60
test eax, eax
je 0x4a3e81
mov byte [0x63c658], 1
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x1c0]
xor ecx, esp
call fcn.005b0bf7
add esp, 0x1c4
ret
mov eax, dword [ebx + 0x9cc]
test eax, eax
je 0x4a3ea2
push 0x400
push eax
call fcn.004c3710
add esp, 8
call fcn.004c2a60
test eax, eax
jne 0x4a3e69
push ebp
push esi
push edi
nop word [eax + eax]
mov ebx, 2
mov dword [esp + 0x18], 4
lea eax, [esp + 0x90]
mov dword [esp + 0x10], ebx
mov dword [esp + 0x14], eax
nop dword [eax]
lea eax, [esp + 0x40]
push eax
call fcn.00497110
push 1
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x38], xmm0
movups xmmword [esp + 0x28], xmm0
call fcn.00492190
lea eax, [esp + 0x58]
push eax
call fcn.00497110
mov esi, dword [eax + 8]
lea eax, [esp + 0x6c]
push eax
call fcn.00497110
add esp, 0x10
lea ebp, [ebx + 1]
mov ecx, eax
mov eax, esi
cdq
push 0
add eax, dword [ecx]
push ebp
adc edx, dword [ecx + 4]
push edx
push eax
call fcn.005b1c60
movups xmm1, xmmword [esp + 0x30]
mov esi, dword [esp + 0x10]
mov edi, eax
mov ebx, edx
dec esi
movaps xmm0, xmm1
movd eax, xmm1
psrldq xmm0, 4
movd ecx, xmm0
shld ebx, edi, 8
push ecx
push eax
push 0
push esi
shl edi, 8
call fcn.005b1c60
xor edi, eax
xor ebx, edx
lea eax, [esp + 0x70]
mov dword [esp + 0x20], edi
push eax
mov dword [esp + 0x28], ebx
call fcn.00497110
lea esi, [eax + 8]
lea eax, [esp + 0x84]
push eax
call fcn.00497110
mov edx, dword [esp + 0x18]
add esp, 8
mov ebx, ebp
mov dword [esp + 0x10], ebx
mov ecx, dword [eax]
add ecx, dword [esi]
lea eax, [edx + 2]
imul edx, dword [esp + 0x28]
imul ecx, eax
mov eax, dword [esp + 0x14]
shl ecx, 0x10
xor ecx, edx
mov dword [esp + 0x28], ecx
movups xmm0, xmmword [esp + 0x20]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [esp + 0x18], 1
mov dword [esp + 0x14], eax
jne 0x4a3ed0
movsd xmm0, qword [0x5c23f0]
lea eax, [esp + 0x90]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004c28b0
add esp, 0x10
call fcn.004c2a60
test eax, eax
je 0x4a3eb0
lea eax, [esp + 0xd0]
mov byte [esp + 0xd0], 0
push 0x100
push eax
call fcn.004c3550
add esp, 8
cmp byte [esp + 0xd0], 0
pop edi
pop esi
pop ebp
je 0x4a4032
lea eax, [esp + 0xc4]
push 0x400
push eax
call fcn.004c3710
add esp, 8
call fcn.004c2a60
test eax, eax
jne 0x4a3e69
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [esp + 0x14]
call fcn.0048eee0
add esp, 8
call fcn.004c2a60
mov ecx, dword [esp + 0x1c4]
neg eax
pop ebx
sbb eax, eax
xor ecx, esp
and eax, 0xffffffdd
add eax, 0x23
call fcn.005b0bf7
add esp, 0x1c4
ret
Function at 0x4a88b0
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x1004
call fcn.005b1b50
mov eax, dword [0x637bb0]
xor eax, esp
mov dword [esp + 0x1000], eax
mov eax, dword [esp + 0x1008]
push eax
call sub.api_ms_win_crt_environment_l1_1_0.dll_getenv
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x4a8919
push 0x1000
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x4a8919
lea eax, [esp]
push eax
call dword [0x6340e4]
add esp, 4
mov ecx, dword [esp + 0x1000]
xor ecx, esp
call fcn.005b0bf7
add esp, 0x1004
ret
mov ecx, dword [esp + 0x1000]
xor eax, eax
xor ecx, esp
call fcn.005b0bf7
add esp, 0x1004
ret
Function at 0x4ccc40
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.005b1b50
push ebx
push esi
mov esi, dword [esp + 0x38]
xor ebx, ebx
mov eax, esi
sub eax, ebx
je 0x4ccc88
sub eax, 2
je 0x4ccc88
sub eax, 0x15
je 0x4ccc88
push 0x293
push str.crypto_bio_b_addr.c
push 0x83
push 0x8f
push 0x20
call fcn.004c5e50
add esp, 0x14
pop esi
xor eax, eax
pop ebx
add esp, 0x20
ret
call fcn.004cca60
cmp eax, 1
jne 0x4ccc80
mov eax, dword [esp + 0x3c]
xor ecx, ecx
push ebp
push edi
xorps xmm0, xmm0
mov dword [esp + 0x10], ecx
xor edi, edi
movlpd qword [esp + 0x20], xmm0
movlpd qword [esp + 0x28], xmm0
mov dword [esp + 0x14], esi
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], ecx
test esi, esi
jne 0x4cccc9
or ecx, 0x400
mov dword [esp + 0x10], ecx
cmp dword [esp + 0x3c], 1
jne 0x4cccd7
or ecx, 1
mov dword [esp + 0x10], ecx
mov ebp, dword [esp + 0x48]
lea eax, [esp + 0x10]
push ebp
push eax
push dword [esp + 0x40]
push dword [esp + 0x40]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov esi, eax
test esi, esi
je 0x4ccd2f
cmp esi, 8
je 0x4ccd76
mov ecx, dword [esp + 0x10]
test ecx, 0x400
je 0x4ccd3e
push ebp
lea eax, [esp + 0x14]
and ecx, 0xfffffbff
push eax
push dword [esp + 0x40]
or ecx, 4
mov edi, esi
push dword [esp + 0x40]
mov dword [esp + 0x20], ecx
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov esi, eax
test esi, esi
jne 0x4cccf5
mov ebx, 1
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
push 0x2d4
push str.crypto_bio_b_addr.c
push 2
push 0x8f
push 0x20
call fcn.004c5e50
test edi, edi
cmovne esi, edi
push esi
call fcn.004cd180
push eax
push 1
call fcn.004c5490
add esp, 0x20
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
push 0x2c5
push str.crypto_bio_b_addr.c
push 0x41
push 0x8f
push 0x20
call fcn.004c5e50
add esp, 0x14
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
Function at 0x51bd50
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.005b1b50
mov edx, dword [esp + 0x10]
push esi
mov esi, dword [esp + 0x10]
mov dword [esp + 4], 0x10
lea eax, [edx + 0xf]
lea ecx, [esi + 0xf]
cmp esi, eax
ja 0x51bd94
cmp ecx, edx
jb 0x51bd94
push edi
mov ecx, esi
sub edx, esi
mov edi, 0x10
mov al, byte [edx + ecx]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub edi, 1
jne 0x51bd83
pop edi
jmp 0x51bda1
movups xmm1, xmmword [esi]
movups xmm0, xmmword [edx]
pxor xmm1, xmm0
movups xmmword [esi], xmm1
push 0x10
push esi
lea eax, [esp + 0xc]
push eax
mov eax, dword [esp + 0x18]
push esi
push dword [eax + 4]
call fcn.004f28e0
add esp, 0x14
pop esi
test eax, eax
je 0x51bdcb
cmp dword [esp], 0x10
jne 0x51bdcb
mov eax, 1
pop ecx
ret
xor eax, eax
pop ecx
ret

Function at 0x51bf10
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, dword [esp + 0xc]
test ebp, ebp
je 0x51bf83
mov edx, dword [esp + 0x10]
test edx, edx
je 0x51bf83
push ebx
mov ebx, dword [esp + 0xc]
push edi
mov eax, dword [ebx + 0xc]
cmp edx, eax
mov edi, eax
cmovb edi, edx
test edi, edi
je 0x51bf53
push esi
mov esi, ebp
lea ecx, [ebx + 0x10]
nop dword [eax + eax]
mov al, byte [esi]
lea esi, [esi + 1]
xor byte [ecx], al
lea ecx, [ecx + 1]
sub edi, 1
jne 0x51bf40
mov eax, dword [ebx + 0xc]
pop esi
cmp edx, eax
jbe 0x51bf81
sub edx, eax
cmp edx, 0x10
jbe 0x51bf65
mov edx, 0x10
jmp 0x51bf69
test edx, edx
je 0x51bf81
xor ecx, ecx
nop dword [eax + eax]
mov eax, dword [ebx + 0xc]
add eax, ecx
mov al, byte [eax + ebp]
xor byte [ebx + ecx + 0x30], al
inc ecx
cmp ecx, edx
jb 0x51bf70
pop edi
pop ebx
pop ebp
ret