joyce8/EMBER2024-capa huggingface dataset:
Function at 0x50bc90
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov ebx, eax
test ebx, ebx
jne 0x50bcaa
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push 0x67c518
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x67c528
push esi
call fcn.0063d6e0
add esp, 8
test eax, eax
je 0x50bcf2
test ebp, ebp
je 0x50bce3
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_LoadLibraryW]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x50bd18
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x50bd18
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_GetSystemDirectoryW]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x50bdf2
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x50bd35
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x6d4800]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x50bde8
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x50bde8
mov ecx, ebx
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x50bd76
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x50bd91
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
nop word [eax + eax]
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x50bdb0
test ebp, ebp
je 0x50bddf
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x6d4804]
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_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x6d4804]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x50bea0
Capabilities:
Get common file path
Initialize winsock library
Link many functions at runtime

Disassembly:
sub esp, 0x198
mov eax, dword [0x6d6ec0]
xor eax, esp
mov dword [esp + 0x194], eax
test byte [esp + 0x19c], 2
je 0x50bf01
lea eax, [esp + 4]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x50bee7
mov eax, dword [esp + 4]
cmp al, 2
jne 0x50bee1
shr eax, 8
cmp al, 2
je 0x50bf01
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [esp + 0x194]
xor ecx, esp
call fcn.0061f478
add esp, 0x198
ret
call fcn.0053e5c0
test eax, eax
jne 0x50c0e7
push ebp
push esi
push edi
push str.kernel32
xor esi, esi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov ebp, dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edi, eax
test edi, edi
jne 0x50bf35
mov dword [0x6eccc4], esi
jmp 0x50c06c
push ebx
push 0x67c518
push edi
call ebp
push 0x67c528
push str.iphlpapi.dll
mov ebx, eax
call fcn.0063d6e0
add esp, 8
test eax, eax
je 0x50bf7e
test ebx, ebx
je 0x50bf6c
push 8
push 0
push str.iphlpapi.dll
call ebx
mov esi, eax
jmp 0x50c050
push str.iphlpapi.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov esi, eax
jmp 0x50c050
test ebx, ebx
je 0x50bfa3
push str.AddDllDirectory
push edi
call ebp
test eax, eax
je 0x50bfa3
push 0x800
push 0
push str.iphlpapi.dll
call ebx
mov esi, eax
jmp 0x50c050
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov dword [esp + 0x10], eax
test eax, eax
je 0x50c050
lea ecx, [eax*2 + 0x1a]
push ecx
call dword [0x6d4800]
mov edi, eax
add esp, 4
test edi, edi
je 0x50c046
push dword [esp + 0x10]
push edi
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x50c046
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x50bfe4
sub ecx, edx
mov edx, edi
sar ecx, 1
mov dword [edi + ecx*2], 0x5c
lea ecx, [edx + 2]
nop
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x50c000
sub edx, ecx
mov ecx, str.iphlpapi.dll
sar edx, 1
add edx, edx
sub edx, ecx
add edx, edi
nop word [eax + eax]
movzx eax, word [ecx]
lea ecx, [ecx + 2]
mov word [edx + ecx - 2], ax
test ax, ax
jne 0x50c020
test ebx, ebx
je 0x50c03d
push 8
push 0
push edi
call ebx
jmp 0x50c044
push edi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov esi, eax
push edi
call dword [0x6d4804]
add esp, 4
mov dword [0x6eccc4], esi
pop ebx
test esi, esi
je 0x50c06c
push str.if_nametoindex
push esi
call ebp
test eax, eax
je 0x50c06c
mov dword [0x6eccb4], eax
push str.ws2_32
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov esi, eax
test esi, esi
je 0x50c0a4
push str.FreeAddrInfoExW
push esi
call ebp
push str.GetAddrInfoExCancel
push esi
mov dword [0x6eccb8], eax
call ebp
push str.GetAddrInfoExW
push esi
mov dword [0x6eccbc], eax
call ebp
mov dword [0x6eccc0], eax
push 3
push 2
push 0
push 0
push 6
call fcn.0053e1c0
push 3
push 2
push 0
test al, al
push 2
push 6
setne byte [0x6ef8b1]
call fcn.0053e1c0
add esp, 0x28
test al, al
setne byte [0x6ef8b0]
push 0x6ef8b8
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
pop edi
pop esi
xor eax, eax
pop ebp
mov ecx, dword [esp + 0x194]
xor ecx, esp
call fcn.0061f478
add esp, 0x198
ret
Function at 0x510840
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xc
mov eax, dword [0x6eccc8]
mov dword [esp + 4], 0x4020
mov dword [esp], 0
mov dword [esp + 8], 4
test eax, eax
jne 0x510891
push 3
push 2
push eax
push eax
push 6
call fcn.0053e1c0
add esp, 0x14
test al, al
je 0x510885
mov dword [0x6eccc8], 2
add esp, 0xc
ret
mov dword [0x6eccc8], 1
jmp 0x510896
cmp eax, 2
je 0x5108dc
lea eax, [esp + 8]
push eax
lea eax, [esp + 4]
push eax
push 0x1001
push 0xffff
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x5108c1
mov eax, dword [esp]
cmp eax, dword [esp + 4]
jg 0x5108dc
push 4
lea eax, [esp + 8]
push eax
push 0x1001
push 0xffff
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_setsockopt]
add esp, 0xc
ret
Function at 0x5113a0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x188
mov eax, dword [0x6d6ec0]
xor eax, esp
mov dword [esp + 0x184], eax
mov eax, dword [esp + 0x18c]
push ebx
mov ebx, dword [esp + 0x194]
push esi
mov esi, dword [eax + 8]
push edi
mov edi, dword [esi + 0x98]
cmp edi, 0xffffffff
je 0x5114d8
mov eax, dword [ebx + 0x18]
mov eax, dword [eax + 0x2ac]
test dword [eax + 0x48], 0x800
jne 0x5114d8
push 0x80
lea eax, [esp + 0x14]
mov dword [esp + 0x10], 0x80
push 0
push eax
call fcn.00621d30
add esp, 0xc
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x14]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x511466
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push esi
call fcn.004f1f30
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.00508360
add esp, 0x1c
mov eax, 2
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x184]
xor ecx, esp
call fcn.0061f478
add esp, 0x188
ret
lea eax, [esi + 0xfc]
push eax
lea eax, [esi + 0xca]
push eax
push dword [esp + 0x14]
lea eax, [esp + 0x1c]
push eax
call fcn.0050a730
add esp, 0x10
test al, al
jne 0x5114d8
call fcn.00637999
mov esi, dword [eax]
call fcn.00637999
mov edi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push esi
call fcn.004f1f30
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00508360
add esp, 0x1c
mov eax, 2
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x184]
xor ecx, esp
call fcn.0061f478
add esp, 0x188
ret
mov ecx, dword [esp + 0x190]
xor eax, eax
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0061f478
add esp, 0x188
ret

Function at 0x5149d0
Capabilities:
Convert ip address from string

Disassembly:
sub esp, 0x18
mov eax, dword [0x6d6ec0]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
lea eax, [esp + 4]
push eax
push esi
push 2
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jg 0x514a18
lea eax, [esp + 8]
push eax
push esi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
pop esi
setg al
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.0061f478
add esp, 0x18
ret
mov ecx, dword [esp + 0x18]
mov al, 1
pop esi
xor ecx, esp
call fcn.0061f478
add esp, 0x18
ret

Function at 0x514b70
Capabilities:
Create udp socket

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x514bae
mov eax, dword [esi + 0x7c]
cmp byte [eax + 0x144], 0
jne 0x514b9f
push 0
call fcn.00514b70
add esp, 4
test al, al
mov eax, dword [esi + 0x7c]
setne cl
inc cl
mov byte [eax + 0x144], cl
mov eax, dword [esi + 0x7c]
pop esi
cmp byte [eax + 0x144], 2
sete al
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x514bc8
xor esi, esi
test esi, esi
pop esi
setne al
ret
push eax
mov esi, 1
call dword [sym.imp.WS2_32.dll_closesocket]
test esi, esi
pop esi
setne al
ret
Function at 0x5158f0
Capabilities:
Convert ip address from string
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x6c
mov eax, dword [0x6d6ec0]
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 + 0x696], 0
je 0x515ac9
cmp byte [ebp + 0x18], 0
push ebx
lea ebx, [ebp + 0x18]
je 0x515ac8
push esi
mov esi, dword [sym.imp.WS2_32.dll_inet_pton]
lea eax, [esp + 0x34]
push eax
push ebx
push 2
call esi
test eax, eax
jg 0x515ac7
lea eax, [esp + 0x38]
push eax
push ebx
push 0x17
call esi
test eax, eax
jg 0x515ac7
push dword [ebp + 0x14]
cmp byte [ebx], 0
mov eax, str._none_
mov esi, dword [ebp]
mov ebp, dword [esp + 0x14]
cmovne eax, ebx
push eax
push str.Host__s:_d_was_resolved.
push ebp
call fcn.00508430
lea eax, [esp + 0x24]
push 0x400
push eax
call fcn.004fb470
lea eax, [esp + 0x3c]
push 0x400
push eax
call fcn.004fb470
add esp, 0x20
test esi, esi
je 0x515a3b
lea edx, [edi + 0x10]
mov ecx, dword [esi + 4]
cmp ecx, 0x17
je 0x5159b2
cmp ecx, 2
jne 0x515a30
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 0x5159e1
sub ecx, 0x15
jne 0x5159f6
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 8
push eax
push 0x17
jmp 0x5159f1
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 4
push eax
push 2
call sub.WS2_32.dll_inet_ntop
push ebx
call fcn.004fb490
add esp, 4
test eax, eax
je 0x515a15
push 2
push 0x67bb94
push ebx
call fcn.004fb430
add esp, 0xc
mov edi, eax
test edi, edi
jne 0x515a5b
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.004fb3d0
mov edi, eax
add esp, 8
test edi, edi
jne 0x515a5b
lea edx, [eax + 0x10]
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x5159a1
lea eax, [esp + 0x24]
push eax
call fcn.004fb490
add esp, 4
test eax, eax
je 0x515a6b
lea eax, [esp + 0x24]
push eax
call fcn.004fb4a0
add esp, 4
jmp 0x515a70
push str.too_many_IP__cannot_show
push ebp
call fcn.00508430
add esp, 8
jmp 0x515ab0
mov eax, str._none_
push eax
push str.IPv6:__s
push ebp
call fcn.00508430
lea eax, [esp + 0x20]
push eax
call fcn.004fb490
add esp, 0x10
test eax, eax
je 0x515a9c
lea eax, [esp + 0x14]
push eax
call fcn.004fb4a0
add esp, 4
jmp 0x515aa1
mov eax, str._none_
push eax
push str.IPv4:__s
push ebp
call fcn.00508430
add esp, 0xc
lea eax, [esp + 0x14]
push eax
call fcn.004fb440
lea eax, [esp + 0x28]
push eax
call fcn.004fb440
add esp, 8
pop esi
pop ebx
mov ecx, dword [esp + 0x70]
pop edi
pop ebp
xor ecx, esp
call fcn.0061f478
add esp, 0x6c
ret
Function at 0x51e9d0
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.004fb190
push dword [esp + 0x38]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call fcn.0051dd40
push dword [esp + 0x40]
mov edi, eax
call fcn.0051dd40
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExW]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x51ea65
mov ebp, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.004fb190
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.004fb240
add esp, 0x20
test edx, edx
ja 0x51ea89
jb 0x51ea57
cmp eax, 0x3e8
ja 0x51ea89
push 1
call ebp
push 1
push esi
push edi
call ebx
test eax, eax
je 0x51ea20
test edi, edi
je 0x51ea72
push edi
call fcn.00637ec8
add esp, 4
test esi, esi
je 0x51ea7f
push esi
call fcn.00637ec8
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
test edi, edi
je 0x51ea96
push edi
call fcn.00637ec8
add esp, 4
test esi, esi
je 0x51eaa3
push esi
call fcn.00637ec8
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x51efa0
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 0x51f12f
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x51f11a
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x51effc
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x51eff0
sub eax, edx
inc eax
jmp 0x51effe
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x51f00f
lea ebp, [ecx + 0xe]
jmp 0x51f01b
cmp ecx, 0x17
jne 0x51f0bc
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x51f0bc
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x51f0bc
cmp ecx, ebp
jb 0x51f0bc
add eax, 0x20
add eax, ebp
push eax
call dword [0x6d4800]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x51f10b
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 fcn.006217b0
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x51f0a8
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.006217b0
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x51f0b8
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x51efe2
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x51f0dc
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x51f116
test edi, edi
je 0x51f0fb
mov esi, dword [edi + 0x1c]
push edi
call dword [0x6d4804]
add esp, 4
mov edi, esi
test esi, esi
jne 0x51f0e4
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 0x51f0cb
test edi, edi
jne 0x51f126
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 0x51f530
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call fcn.00640f87
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x51f556
cmp ecx, 0xffffffff
cmovne eax, ecx
ret
Function at 0x520fd0
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 0x52107b
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.00502370
mov ecx, eax
add esp, 0xc
cmp ecx, 4
jne 0x521038
cmp byte [0x6eccd0], 0
jne 0x521042
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 ecx, ecx
and ecx, 2
test ecx, ecx
jne 0x52107b
mov eax, dword [esp + 0x1c]
jmp 0x52105f
imul eax, dword [0x6ecccc], 0x41c64e6d
add eax, 0x3039
mov dword [0x6ecccc], eax
ror eax, 0x10
xor ecx, ecx
mov dword [esp + 0x1c], eax
test ebx, ebx
je 0x521073
mov byte [esi], al
dec edi
inc esi
shr eax, 8
sub ebx, 1
jne 0x521063
mov dword [esp + 0x1c], eax
test edi, edi
jne 0x520ff0
pop edi
pop esi
pop ebp
mov eax, ecx
pop ebx
ret

Function at 0x521090
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 0x521128
mov esi, dword [esp + 0x14]
mov ebp, 0x3e
nop
push 4
lea eax, [esp + 0x20]
push eax
push esi
call fcn.00502370
add esp, 0xc
cmp eax, 4
jne 0x5210ec
cmp byte [0x6eccd0], 0
jne 0x5210f6
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 0x52112d
mov eax, dword [esp + 0x1c]
jmp 0x521111
imul eax, dword [0x6ecccc], 0x41c64e6d
add eax, 0x3039
mov dword [0x6ecccc], eax
ror eax, 0x10
mov dword [esp + 0x1c], eax
cmp eax, 0xfffffffc
jae 0x5210b0
xor edx, edx
div ebp
mov al, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789]
mov byte [edi], al
inc edi
sub ebx, 1
jne 0x5210b0
mov byte [edi], 0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x521140
Capabilities:
Generate random numbers via winapi

Disassembly:
push dword [esp + 8]
push 0
push dword [esp + 0xc]
call fcn.00621d30
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 0x524b20
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 [0x6d4808]
mov edi, eax
add esp, 8
test edi, edi
je 0x524b77
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 0x524b8f
cmp esi, ebx
je 0x524b8f
cmp esi, 0x8000
ja 0x524b8f
cmp esi, ebx
jb 0x524b88
push esi
push edi
call dword [0x6d4808]
mov edi, eax
add esp, 8
test edi, edi
jne 0x524b40
push ebp
call dword [0x6d4804]
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 [0x6d4804]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x526050
Capabilities:
Send data
Send data on socket

Disassembly:
mov ecx, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push 0
mov byte [esp + 0x12], cl
lea ecx, [esp + 0x10]
push 3
mov eax, dword [esi + 0x18]
push ecx
mov byte [esp + 0x18], 0xff
mov byte [esp + 0x19], bl
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x52609c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00508360
add esp, 0xc
push dword [esp + 0x14]
push ebx
push str.SENT
push esi
call fcn.00525c60
add esp, 0x10
pop esi
pop ebx
ret
Function at 0x526200
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 8
cmp dword [esp + 0x10], 0x1f
push ebx
mov ebx, dword [esp + 0x10]
push ebp
mov eax, dword [ebx + 0x18]
mov ebp, dword [ebx + 0x120]
mov dword [esp + 0x14], eax
jne 0x526364
push esi
lea ecx, [ebp + 0x1cc4]
push edi
lea edi, [ebp + 0x1ec4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x52623f
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x526253
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x526253
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebp + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx ecx, word [ebp + 0x1caa]
mov dword [esp + 0x20], eax
shr eax, 8
push ecx
mov dword [esp + 0x14], eax
call esi
mov ecx, dword [edi]
mov edx, eax
shr edx, 8
mov dword [esp + 0x14], eax
cmp ecx, edi
jae 0x5262cc
mov eax, dword [esp + 0x20]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5262cc
mov eax, dword [esp + 0x10]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5262cc
mov eax, dword [esp + 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5262cc
mov byte [ecx], dl
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5262cc
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5262cc
mov byte [ecx], 0xf0
mov ecx, dword [edi]
inc ecx
mov dword [ebp + 0x1ec8], ecx
lea esi, [ebp + 0x1cc4]
sub ecx, esi
mov dword [edi], esi
sub ecx, 2
lea eax, [ebp + 0x1cc6]
push ecx
push eax
push 0x3e
push ebx
call fcn.00525d70
mov eax, dword [esp + 0x2c]
add esp, 0x10
mov edi, dword [sym.imp.WS2_32.dll_send]
push 0
push 3
push esi
push dword [eax + 0x1a0]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x526324
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00508360
add esp, 0xc
push 4
lea eax, [ebp + 0x1cc7]
push eax
push ebx
call fcn.005260c0
add esp, 0xc
lea eax, [ebp + 0x1ccb]
push 0
push 2
push eax
mov eax, dword [esp + 0x28]
push dword [eax + 0x1a0]
call edi
test eax, eax
jns 0x526362
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00508360
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret