joyce8/EMBER2024-capa huggingface dataset:
Function at 0x453bc0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, edx
push edi
mov edi, ecx
cmp byte [esi + 0x10], 0
je 0x453be2
xor eax, eax
nop
lea edx, [eax + esi]
lea ecx, [eax + 0x4c]
inc eax
xor byte [edx], cl
cmp eax, 0xf
jb 0x453bd0
mov byte [esi + 0x10], 0
mov edx, esi
mov ecx, edi
call fcn.00457940
mov eax, edi
pop edi
pop esi
ret

Function at 0x453bf0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, edx
push edi
mov edi, ecx
cmp byte [esi + 0x14], 0
je 0x453c12
xor eax, eax
nop
lea edx, [eax + esi]
lea ecx, [eax + 0x4c]
inc eax
xor byte [edx], cl
cmp eax, 0x13
jb 0x453c00
mov byte [esi + 0x14], 0
mov edx, esi
mov ecx, edi
call fcn.00457940
mov eax, edi
pop edi
pop esi
ret

Function at 0x453c20
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, edx
push edi
mov edi, ecx
cmp byte [esi + 0x13], 0
je 0x453c42
xor eax, eax
nop
lea edx, [eax + esi]
lea ecx, [eax + 0x4c]
inc eax
xor byte [edx], cl
cmp eax, 0x12
jb 0x453c30
mov byte [esi + 0x13], 0
mov edx, esi
mov ecx, edi
call fcn.00457940
mov eax, edi
pop edi
pop esi
ret

Function at 0x453c50
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, edx
push edi
mov edi, ecx
cmp byte [esi + 0x12], 0
je 0x453c72
xor eax, eax
nop
lea edx, [eax + esi]
lea ecx, [eax + 0x4c]
inc eax
xor byte [edx], cl
cmp eax, 0x11
jb 0x453c60
mov byte [esi + 0x12], 0
mov edx, esi
mov ecx, edi
call fcn.00457940
mov eax, edi
pop edi
pop esi
ret

Function at 0x453c80
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, edx
push edi
mov edi, ecx
cmp byte [esi + 0x26], 0
je 0x453ca2
xor eax, eax
nop
lea edx, [eax + esi]
lea ecx, [eax + 0x4c]
inc eax
xor byte [edx], cl
cmp eax, 0x25
jb 0x453c90
mov byte [esi + 0x26], 0
mov edx, esi
mov ecx, edi
call fcn.00457940
mov eax, edi
pop edi
pop esi
ret
Function at 0x461f80
Capabilities:
Access peb ldr_data

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b8380
mov eax, dword fs:[0]
push eax
push ebx
push ecx
push esi
mov eax, dword [0x63abb0]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
call fcn.00462420
mov ecx, dword [ebx + 0xc]
mov esi, eax
mov dword [ebp - 4], 0
mov word [esi + 0xc], 0
mov ecx, dword [ecx]
mov dword [esi + 0x20], 0
mov dword [esi + 0x24], 0
movups xmm0, xmmword [ecx]
movups xmmword [esi + 0x10], xmm0
movq xmm0, qword [ecx + 0x10]
movq qword [esi + 0x20], xmm0
mov dword [ecx + 0x10], 0
mov dword [ecx + 0x14], 0xf
mov byte [ecx], 0
mov byte [ebp - 4], 1
lea ecx, [esi + 0x30]
push 0
mov byte [esi + 0x28], 0
call fcn.00456730
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc

Function at 0x462500
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b8410
mov eax, dword fs:[0]
push eax
sub esp, 8
push ebx
push esi
push edi
mov eax, dword [0x63abb0]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
call fcn.00462420
mov ecx, dword [ebp + 0xc]
mov esi, eax
mov dword [ebp - 4], 0
mov dword [ebp - 0x14], esi
mov word [esi + 0xc], 0
push dword [ecx]
lea ecx, [esi + 0x10]
call fcn.00455560
mov byte [ebp - 4], 1
lea ecx, [esi + 0x30]
push 0
mov byte [esi + 0x28], 0
call fcn.00456730
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc

Function at 0x466f90
Capabilities:
Hash data using murmur3
Resolve function by parsing pe exports

Disassembly:
cmp byte [0x63dce4], 0
jne 0x466f9e
call fcn.0047b620
cmp byte [0x63dced], 0
je 0x466fbc
push 0
push 0x40
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.0047b9b0
add esp, 0x10
ret
jmp fcn.00465340
Function at 0x4864f0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
sub esp, 0x18
mov eax, dword [0x63abb0]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
test esi, esi
je 0x4865bb
lea eax, [esp + 4]
push eax
push esi
push 2
call fcn.004a0830
add esp, 0xc
test eax, eax
jne 0x4865bb
lea eax, [esp + 8]
push eax
push esi
push 0x17
call fcn.004a0830
add esp, 0xc
test eax, eax
jne 0x4865bb
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x486544
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.004a0800
add esp, 0xc
test eax, eax
je 0x486578
sub eax, esi
push eax
push 0x2e
push esi
call fcn.004a0800
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x48657a
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 0x4865a6
mov al, byte [esi]
push eax
call fcn.00495090
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 0x486588
pop edi
movzx eax, bl
pop ebx
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.005b2572
add esp, 0x18
ret
mov ecx, dword [esp + 0x18]
xor eax, eax
pop esi
xor ecx, esp
call fcn.005b2572
add esp, 0x18
ret

Function at 0x487240
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [0x6370ec]
cmp eax, 0xffffffff
jne 0x487282
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x487268
xor eax, eax
test eax, eax
mov dword [0x6370ec], eax
setg al
ret
push eax
push 0
mov dword [0x6370ec], 1
call fcn.00491200
mov eax, dword [0x6370ec]
add esp, 8
test eax, eax
setg al
ret

Function at 0x487290
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2f0], 2
jne 0x4872e5
mov eax, dword [0x6370ec]
cmp eax, 0xffffffff
jne 0x4872df
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x4872c5
xor eax, eax
test eax, eax
mov dword [0x6370ec], eax
setg al
ret
push eax
push 0
mov dword [0x6370ec], 1
call fcn.00491200
mov eax, dword [0x6370ec]
add esp, 8
test eax, eax
setg al
ret
mov al, 1
ret
Function at 0x4906c0
Capabilities:
Write file on windows

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x608], 0
je 0x490704
push esi
push 1
push edi
call fcn.00482300
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.00482300
add esp, 0x24
mov eax, esi
pop esi
pop edi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x49073d
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x5bf8b0
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 0x490d30
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x63abb0]
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 0x490e3e
xor eax, eax
cmp edx, ecx
sete al
lea eax, [eax*4 + 0x1d4]
cmp dword [eax + ebx], 0x490a00
jne 0x490e3e
cmp dword [esi], 0
je 0x490dc8
test edi, edi
je 0x490e3e
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [esp + 0x20]
call fcn.004937a0
add esp, 0x14
cmp eax, 0xffffffff
je 0x490e3e
test al, 1
je 0x490e3e
mov ecx, dword [esi]
test ecx, ecx
jne 0x490e1b
mov eax, dword [ebx]
mov eax, dword [eax + 0x8fc]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6370d8]
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 0x490e37
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 0x490e3e
add dword [esi + 8], eax
jmp 0x490e3e
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 0x490ea7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x490e78
mov dword [ebp], 0
lea eax, [edi + 0x52]
jmp 0x490eac
push 0x80
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.0047e280
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.00490750
mov eax, dword [ebx]
add esp, 0x18
mov dword [eax + 0xcec], esi
mov eax, 0x37
jmp 0x490ea9
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.005b2572
add esp, 0x8c
ret
Function at 0x492da0
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 0x492dba
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 0x5bfd44
push esi
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
add esp, 8
test eax, eax
je 0x492e02
test ebp, ebp
je 0x492df3
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 0x492e28
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x492e28
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 0x492edf
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x492e45
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x6370d8]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x492ed5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x492ed5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x492e77
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 0x492e90
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 0x492ea0
test ebp, ebp
je 0x492ecc
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x6370dc]
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 [0x6370dc]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x49ed80
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 [0x63abb0]
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 0x49ef66
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 0x49ef54
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x49ef54
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 0x49ef54
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x49ef54
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x49ef54
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x49ef54
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x49ef54
push ebx
push 0x5c1744
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.00493d30
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x49eeb2
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 0x49ef54
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 0x49ef54
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x49ef07
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x49ef0c
add ecx, 4
add edx, 4
sub esi, 4
jae 0x49eef6
cmp esi, 0xfffffffc
je 0x49ef39
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x49ef54
cmp esi, 0xfffffffd
je 0x49ef39
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x49ef54
cmp esi, 0xfffffffe
je 0x49ef39
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x49ef54
cmp esi, 0xffffffff
je 0x49ef39
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x49ef54
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.005b2572
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.005b2572
add esp, 0x34
ret
Function at 0x4a1210
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 0x4a13c2
push ebx
mov ebx, dword [esp + 0xc]
push edi
test ebx, ebx
je 0x4a13ac
push ebp
mov eax, dword [ebx + 4]
cmp eax, 2
jne 0x4a125f
lea ebp, [eax + 0xe]
jmp 0x4a126b
cmp eax, 0x17
jne 0x4a1319
lea ebp, [eax + 5]
cmp dword [ebx + 0x18], 0
je 0x4a1319
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x4a1319
cmp eax, ebp
jb 0x4a1319
push 0x20
call dword [0x6370d8]
mov edi, eax
add esp, 4
test edi, edi
je 0x4a13a1
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 [0x6370d8]
add esp, 4
mov dword [edi + 0x18], eax
test eax, eax
je 0x4a1390
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 0x4a1305
push eax
call dword [0x6370e4]
add esp, 4
mov dword [edi + 0x14], eax
test eax, eax
je 0x4a1376
mov eax, dword [esp + 0x10]
test esi, esi
cmove esi, edi
test eax, eax
je 0x4a1315
mov dword [eax + 0x1c], edi
mov dword [esp + 0x10], edi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x4a1252
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop ebp
test eax, eax
je 0x4a1338
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x4a13a8
test esi, esi
je 0x4a1365
push dword [esi + 0x18]
call dword [0x6370dc]
push dword [esi + 0x14]
call dword [0x6370dc]
mov edi, dword [esi + 0x1c]
push esi
call dword [0x6370dc]
add esp, 0xc
mov esi, edi
test edi, edi
jne 0x4a1340
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 [0x6370dc]
push edi
call dword [0x6370dc]
add esp, 8
jmp 0x4a1328
push edi
mov ebx, 8
call dword [0x6370dc]
add esp, 4
jmp 0x4a1328
mov ebx, 8
jmp 0x4a1328
test esi, esi
jne 0x4a13b8
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 0x4a5810
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x1c4
mov eax, dword [0x63abb0]
xor eax, esp
mov dword [esp + 0x1c0], eax
cmp byte [0x63e098], 0
push ebx
mov ebx, dword [esp + 0x1cc]
mov dword [esp + 0x10], ebx
jne 0x4a5849
call fcn.004c4460
test eax, eax
je 0x4a5861
mov byte [0x63e098], 1
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x1c0]
xor ecx, esp
call fcn.005b2572
add esp, 0x1c4
ret
mov eax, dword [ebx + 0x9cc]
test eax, eax
je 0x4a5882
push 0x400
push eax
call fcn.004c5110
add esp, 8
call fcn.004c4460
test eax, eax
jne 0x4a5849
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.00498b00
push 1
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x38], xmm0
movups xmmword [esp + 0x28], xmm0
call fcn.00493b80
lea eax, [esp + 0x58]
push eax
call fcn.00498b00
mov esi, dword [eax + 8]
lea eax, [esp + 0x6c]
push eax
call fcn.00498b00
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.005b3850
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.005b3850
xor edi, eax
xor ebx, edx
lea eax, [esp + 0x70]
mov dword [esp + 0x20], edi
push eax
mov dword [esp + 0x28], ebx
call fcn.00498b00
lea esi, [eax + 8]
lea eax, [esp + 0x84]
push eax
call fcn.00498b00
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 0x4a58b0
movsd xmm0, qword [0x5c4350]
lea eax, [esp + 0x90]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004c42b0
add esp, 0x10
call fcn.004c4460
test eax, eax
je 0x4a5890
lea eax, [esp + 0xd0]
mov byte [esp + 0xd0], 0
push 0x100
push eax
call fcn.004c4f50
add esp, 8
cmp byte [esp + 0xd0], 0
pop edi
pop esi
pop ebp
je 0x4a5a12
lea eax, [esp + 0xc4]
push 0x400
push eax
call fcn.004c5110
add esp, 8
call fcn.004c4460
test eax, eax
jne 0x4a5849
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [esp + 0x14]
call fcn.00490830
add esp, 8
call fcn.004c4460
mov ecx, dword [esp + 0x1c4]
neg eax
pop ebx
sbb eax, eax
xor ecx, esp
and eax, 0xffffffdd
add eax, 0x23
call fcn.005b2572
add esp, 0x1c4
ret
Function at 0x4aa290
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x1004
call fcn.005b3740
mov eax, dword [0x63abb0]
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 0x4aa2f9
push 0x1000
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x4aa2f9
lea eax, [esp]
push eax
call dword [0x6370e4]
add esp, 4
mov ecx, dword [esp + 0x1000]
xor ecx, esp
call fcn.005b2572
add esp, 0x1004
ret
mov ecx, dword [esp + 0x1000]
xor eax, eax
xor ecx, esp
call fcn.005b2572
add esp, 0x1004
ret
Function at 0x4ce630
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.005b3740
push ebx
push esi
mov esi, dword [esp + 0x38]
xor ebx, ebx
mov eax, esi
sub eax, ebx
je 0x4ce678
sub eax, 2
je 0x4ce678
sub eax, 0x15
je 0x4ce678
push 0x293
push str.crypto_bio_b_addr.c
push 0x83
push 0x8f
push 0x20
call fcn.004c7840
add esp, 0x14
pop esi
xor eax, eax
pop ebx
add esp, 0x20
ret
call fcn.004ce450
cmp eax, 1
jne 0x4ce670
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 0x4ce6b9
or ecx, 0x400
mov dword [esp + 0x10], ecx
cmp dword [esp + 0x3c], 1
jne 0x4ce6c7
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 0x4ce71f
cmp esi, 8
je 0x4ce766
mov ecx, dword [esp + 0x10]
test ecx, 0x400
je 0x4ce72e
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 0x4ce6e5
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.004c7840
test edi, edi
cmovne esi, edi
push esi
call fcn.004ceb70
push eax
push 1
call fcn.004c6e80
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.004c7840
add esp, 0x14
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
Function at 0x51d760
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.005b3740
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 0x51d7a4
cmp ecx, edx
jb 0x51d7a4
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 0x51d793
pop edi
jmp 0x51d7b1
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.004f42c0
add esp, 0x14
pop esi
test eax, eax
je 0x51d7db
cmp dword [esp], 0x10
jne 0x51d7db
mov eax, 1
pop ecx
ret
xor eax, eax
pop ecx
ret

Function at 0x51d920
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, dword [esp + 0xc]
test ebp, ebp
je 0x51d993
mov edx, dword [esp + 0x10]
test edx, edx
je 0x51d993
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 0x51d963
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 0x51d950
mov eax, dword [ebx + 0xc]
pop esi
cmp edx, eax
jbe 0x51d991
sub edx, eax
cmp edx, 0x10
jbe 0x51d975
mov edx, 0x10
jmp 0x51d979
test edx, edx
je 0x51d991
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 0x51d980
pop edi
pop ebx
pop ebp
ret