joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4baf6b
Capabilities:
Link many functions at runtime

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
push edi
call fcn.004a7df0
xor ebx, ebx
cmp dword [0x61c4fc], ebx
mov dword [ebp - 8], eax
mov dword [ebp - 4], ebx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], ebx
jne 0x4bb041
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
cmp edi, ebx
je 0x4bb121
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x5a62b0
push edi
call esi
cmp eax, ebx
je 0x4bb121
push eax
call fcn.004a7d82
mov dword [esp], 0x5a62a0
push edi
mov dword [0x61c4fc], eax
call esi
push eax
call fcn.004a7d82
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x61c500], eax
call esi
push eax
call fcn.004a7d82
mov dword [0x61c504], eax
lea eax, [ebp - 0xc]
push eax
call fcn.004a5ecb
test eax, eax
pop ecx
pop ecx
je 0x4bb00f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0049cea4
add esp, 0x14
cmp dword [ebp - 0xc], 2
jne 0x4bb041
push str.GetUserObjectInformationA
push edi
call esi
push eax
call fcn.004a7d82
cmp eax, ebx
pop ecx
mov dword [0x61c50c], eax
je 0x4bb041
push 0x5a6258
push edi
call esi
push eax
call fcn.004a7d82
pop ecx
mov dword [0x61c508], eax
mov eax, dword [0x61c508]
mov ecx, dword [ebp - 8]
cmp eax, ecx
je 0x4bb0c6
cmp dword [0x61c50c], ecx
je 0x4bb0c6
push eax
call fcn.004a7df9
push dword [0x61c50c]
mov esi, eax
call fcn.004a7df9
cmp esi, ebx
pop ecx
pop ecx
mov edi, eax
je 0x4bb0c6
cmp edi, ebx
je 0x4bb0c6
call esi
cmp eax, ebx
je 0x4bb093
lea ecx, [ebp - 0x14]
push ecx
push 0xc
lea ecx, [ebp - 0x20]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x4bb093
test byte [ebp - 0x18], 1
jne 0x4bb0c6
lea eax, [ebp - 0x10]
push eax
call fcn.004a5f02
test eax, eax
pop ecx
je 0x4bb0ae
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0049cea4
add esp, 0x14
cmp dword [ebp - 0x10], 4
jb 0x4bb0bd
or dword [ebp + 0x10], 0x200000
jmp 0x4bb101
or dword [ebp + 0x10], 0x40000
jmp 0x4bb101
mov eax, dword [0x61c500]
cmp eax, dword [ebp - 8]
je 0x4bb101
push eax
call fcn.004a7df9
cmp eax, ebx
pop ecx
je 0x4bb101
call eax
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x4bb101
mov eax, dword [0x61c504]
cmp eax, dword [ebp - 8]
je 0x4bb101
push eax
call fcn.004a7df9
cmp eax, ebx
pop ecx
je 0x4bb101
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x61c4fc]
call fcn.004a7df9
cmp eax, ebx
pop ecx
je 0x4bb121
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x4bb123
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret

Function at 0x4bebd1
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x60b1e0]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4bec12
cmp byte [ebp - 0x194], 2
jne 0x4bec0c
cmp byte [ebp - 0x193], 2
je 0x4bec15
call dword [sym.imp.WS2_32.dll_WSACleanup]
push 2
pop eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004a4df3
leave
ret
Function at 0x4c6ed6
Capabilities:
Receive data
Receive data on socket

Disassembly:
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x4c6f05
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov ecx, dword [esp + 0x10]
mov dword [ecx], eax
xor eax, eax
ret

Function at 0x4c7026
Capabilities:
Write file on windows

Disassembly:
mov ecx, dword [esi + 0x164]
test ecx, ecx
je 0x4c7046
push dword [esi + 0xf4]
push dword [esp + 0xc]
push dword [esp + 0xc]
push eax
push esi
call ecx
add esp, 0x14
ret
test eax, eax
jl 0x4c707f
cmp eax, 2
jg 0x4c707f
push dword [esi + 0xf0]
imul eax, eax, 3
push 1
add eax, 0x5a7078
push 2
push eax
call fcn.004a220e
push dword [esi + 0xf0]
push 1
push dword [esp + 0x20]
push dword [esp + 0x20]
call fcn.004a220e
add esp, 0x20
xor eax, eax
ret

Function at 0x4c7245
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + eax*4 + 0x12c]
push edi
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [ebp + 0x18]
and dword [edi], 0
cmp eax, 0xffffffff
mov dword [ebp + 8], eax
jne 0x4c72b7
push ebx
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp ebx, 0x2733
jne 0x4c7291
and dword [ebp + 8], 0
mov dword [edi], 0x51
jmp 0x4c72b6
push ebx
push esi
call fcn.004d31c0
push eax
push str.Send_failure:__s
push dword [esi]
call fcn.004c71b1
mov eax, dword [esi]
mov dword [eax + 0x855c], ebx
add esp, 0x14
mov dword [edi], 0x37
pop ebx
mov eax, dword [ebp + 8]
pop edi
pop esi
pop ebp
ret
Function at 0x4c7966
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
lea ebp, [esp - 0x90]
sub esp, 0x110
mov eax, dword [0x60b1e0]
xor eax, ebp
mov dword [ebp + 0x8c], eax
push ebx
push esi
mov esi, dword [ebp + 0x98]
cmp dword [esi + 0x1b8], 0
mov ebx, dword [esi]
push edi
mov dword [ebp - 0x78], esi
mov dword [ebp - 0x80], ebx
jne 0x4c7a83
lea eax, [ebp - 0x7c]
push eax
lea eax, [ebp - 0x74]
push eax
push dword [ebp + 0x9c]
mov edi, 0x80
mov dword [ebp - 0x7c], edi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4c79e3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
push edi
push esi
call fcn.004d31c0
push eax
push edi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004c71b1
add esp, 0x18
jmp 0x4c7a8a
lea eax, [ebp - 0x7c]
push eax
lea eax, [ebp + 0xc]
push eax
push dword [ebp + 0x9c]
mov dword [ebp - 0x7c], edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4c7a16
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
push edi
push esi
call fcn.004d31c0
push eax
push edi
push str.getsockname___failed_with_errno__d:__s
jmp 0x4c79d5
lea edi, [esi + 0xc8]
lea ebx, [esi + 0x9a]
lea esi, [ebp - 0x74]
call fcn.004c792d
test eax, eax
jne 0x4c7a4b
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push dword [ebp - 0x78]
call fcn.004d31c0
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push dword [ebp - 0x80]
jmp 0x4c79d6
mov eax, dword [ebp - 0x78]
lea edi, [eax + 0xfc]
lea ebx, [eax + 0xcc]
lea esi, [ebp + 0xc]
call fcn.004c792d
test eax, eax
jne 0x4c7a80
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push dword [ebp - 0x78]
call fcn.004d31c0
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
jmp 0x4c7a46
mov esi, dword [ebp - 0x78]
push esi
call fcn.004c78de
pop ecx
mov ecx, dword [ebp + 0x8c]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004a4df3
add ebp, 0x90
leave
ret

Function at 0x4c7aa2
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, dword [edi]
mov eax, dword [esi + 0x308]
push 4
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
push 1
push 6
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x4c7ae7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004d31c0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004c713e
add esp, 0x14
jmp 0x4c7af4
push str.TCP_NODELAY_set_n
push esi
call fcn.004c713e
pop ecx
pop ecx
pop esi
leave
ret
Function at 0x4c7f4b
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x520]
cmp eax, 0xffffffff
push esi
je 0x4c7f92
mov ecx, dword [ecx + 0x514]
mov ecx, dword [ecx]
lea eax, [ecx + eax*4]
cmp dword [eax], 0
je 0x4c7f92
mov ecx, dword [ebp + 0xc]
test ecx, ecx
mov eax, dword [eax]
je 0x4c7f78
mov dword [ecx], eax
cmp dword [eax + 0x144], 0
mov esi, dword [eax + 0x12c]
je 0x4c7f98
push eax
call fcn.004bf379
pop ecx
test eax, eax
jne 0x4c7fa9
or eax, 0xffffffff
pop esi
pop ebp
ret
push 2
push 1
lea eax, [ebp + 0xb]
push eax
push esi
call dword [sym.imp.WS2_32.dll_recv]
jmp 0x4c7f8e
mov eax, esi
jmp 0x4c7f95

Function at 0x4c7fad
Capabilities:
Parse pe header

Disassembly:
movsx eax, byte [esp + 4]
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x4c7fba
jmp dword [eax*4 + 0x4c8015]
mov al, 0x41
ret
mov al, 0x42
ret
mov al, 0x43
ret
mov al, 0x44
ret
mov al, 0x45
ret
mov al, 0x46
ret
mov al, 0x47
ret
mov al, 0x48
ret
mov al, 0x49
ret
mov al, 0x4a
ret
mov al, 0x4b
ret
mov al, 0x4c
ret
mov al, 0x4d
ret
mov al, 0x4e
ret
mov al, 0x4f
ret
mov al, 0x50
ret
mov al, 0x51
ret
mov al, 0x52
ret
mov al, 0x53
ret
mov al, 0x54
ret
mov al, 0x55
ret
mov al, 0x56
ret
mov al, 0x57
ret
mov al, 0x58
ret
mov al, 0x59
ret
mov al, 0x5a
ret
mov al, byte [esp + 4]
ret
Function at 0x4cc277
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
and dword [eax], 0
and dword [ebp - 4], 0
and dword [ebp - 0x14], 0
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
test eax, eax
mov dword [ebp - 8], eax
jne 0x4cc3e9
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
mov dword [ebp - 0xc], esi
je 0x4cc3ce
push ebx
push edi
jmp 0x4cc2bf
mov esi, dword [ebp - 0xc]
cmp dword [esi + 4], 2
jne 0x4cc362
cmp dword [esi + 0x18], 0
je 0x4cc362
mov eax, dword [esi + 0x10]
test eax, eax
jbe 0x4cc362
push 0x10
pop edi
cmp eax, edi
jb 0x4cc362
push 0x20
call dword [0x60c858]
mov ebx, eax
xor eax, eax
cmp ebx, eax
pop ecx
je 0x4cc372
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 ecx, dword [esi + 0xc]
push edi
mov dword [ebx + 0xc], ecx
mov dword [ebx + 0x10], edi
mov dword [ebx + 0x18], eax
mov dword [ebx + 0x14], eax
mov dword [ebx + 0x1c], eax
call dword [0x60c858]
test eax, eax
pop ecx
mov dword [ebx + 0x18], eax
je 0x4cc37b
mov esi, dword [esi + 0x18]
mov edi, eax
mov eax, dword [ebp - 0xc]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
mov eax, dword [eax + 0x14]
test eax, eax
je 0x4cc349
push eax
call dword [0x60c864]
test eax, eax
pop ecx
mov dword [ebx + 0x14], eax
je 0x4cc38b
cmp dword [ebp - 4], 0
jne 0x4cc352
mov dword [ebp - 4], ebx
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x4cc35c
mov dword [eax + 0x1c], ebx
mov esi, dword [ebp - 0xc]
mov dword [ebp - 0x14], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
mov dword [ebp - 0xc], esi
jne 0x4cc2bc
jmp 0x4cc3a4
mov dword [ebp - 8], 8
jmp 0x4cc3a4
push ebx
mov dword [ebp - 8], 8
call dword [0x60c85c]
jmp 0x4cc3a3
push dword [ebx + 0x18]
mov dword [ebp - 8], 8
call dword [0x60c85c]
push ebx
call dword [0x60c85c]
pop ecx
pop ecx
xor esi, esi
cmp dword [ebp - 0x10], esi
pop edi
pop ebx
je 0x4cc3b6
push dword [ebp - 0x10]
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
cmp dword [ebp - 8], esi
je 0x4cc3c9
push dword [ebp - 4]
call fcn.004cc23b
pop ecx
mov dword [ebp - 4], esi
jmp 0x4cc3dd
cmp dword [ebp - 4], esi
jne 0x4cc3dd
mov eax, 0x2af9
push eax
mov dword [ebp - 8], eax
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp - 4]
mov ecx, dword [ebp + 0x14]
mov dword [ecx], eax
mov eax, dword [ebp - 8]
pop esi
leave
ret
Function at 0x4cc73b
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
push 0x48
push 1
mov ebx, eax
mov edi, ecx
call dword [0x60c868]
mov esi, eax
xor eax, eax
cmp esi, eax
pop ecx
pop ecx
mov dword [ebp - 4], 0xc
mov dword [edi + 0x3cc], esi
je 0x4cc7ed
mov dword [edi + 0x3c4], eax
mov dword [edi + 0x3c8], eax
mov dword [edi + 0x3c0], eax
mov dword [edi + 0x3bc], ebx
or dword [esi + 4], 0xffffffff
push ebx
push dword [ebp + 8]
mov dword [esi], eax
lea eax, [esi + 0x10]
call fcn.004cc5f7
test eax, eax
pop ecx
pop ecx
je 0x4cc7ed
lea ebx, [edi + 0x3b8]
push dword [ebx]
call fcn.004bf800
push dword [ebp + 8]
call dword [0x60c864]
test eax, eax
pop ecx
pop ecx
mov dword [ebx], eax
je 0x4cc7ed
push 0
push 2
push 2
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
mov dword [esi + 4], eax
je 0x4cc7ed
lea eax, [esi + 0x10]
push eax
push 0x4cc66b
call fcn.004d39e5
test eax, eax
pop ecx
pop ecx
mov dword [esi], eax
jne 0x4cc807
call fcn.004a6a8b
mov eax, dword [eax]
mov dword [ebp - 4], eax
add edi, 0x3b8
push edi
call fcn.004cc6e9
pop ecx
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
jmp 0x4cc80a
xor eax, eax
inc eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4d02d3
Capabilities:
Check for time delay via gettickcount
Get socket status

Disassembly:
push ebp
lea ebp, [esp - 0x6c]
sub esp, 0x31c
push ebx
mov ebx, dword [ebp + 0x78]
push esi
mov esi, dword [ebp + 0x74]
xor edx, edx
push edi
xor edi, edi
cmp esi, 0xffffffff
mov dword [ebp + 0x64], edx
mov dword [ebp + 0x68], edx
jne 0x4d0307
cmp ebx, esi
jne 0x4d0307
mov eax, dword [ebp + 0x7c]
call fcn.004d02b4
jmp 0x4d04a4
cmp dword [ebp + 0x7c], edx
jle 0x4d031c
mov edi, dword [ebp + 0x7c]
call fcn.004d1899
mov dword [ebp + 0x68], edx
mov dword [ebp + 0x64], eax
xor edx, edx
xor eax, eax
or ecx, 0xffffffff
inc eax
cmp esi, ecx
mov dword [ebp - 0xa8], edx
mov dword [ebp - 0x1ac], edx
je 0x4d034c
mov dword [ebp - 0x1a8], esi
mov dword [ebp - 0x1ac], eax
mov dword [ebp - 0xa4], esi
mov dword [ebp - 0xa8], eax
mov ecx, esi
cmp ebx, 0xffffffff
mov dword [ebp - 0x2b0], edx
je 0x4d03a3
mov dword [ebp - 0x2b0], eax
xor eax, eax
cmp dword [ebp - 0xa8], edx
mov dword [ebp - 0x2ac], ebx
jbe 0x4d037f
cmp dword [ebp + eax*4 - 0xa4], ebx
je 0x4d037f
inc eax
cmp eax, dword [ebp - 0xa8]
jb 0x4d036d
cmp eax, dword [ebp - 0xa8]
jne 0x4d039d
cmp dword [ebp - 0xa8], 0x40
jae 0x4d039d
mov dword [ebp + eax*4 - 0xa4], ebx
inc dword [ebp - 0xa8]
cmp ebx, ecx
jbe 0x4d03a3
mov ecx, ebx
cmp dword [ebp + 0x7c], edx
jge 0x4d03ac
xor ebx, ebx
jmp 0x4d03af
lea ebx, [ebp + 0x5c]
lea esi, [ecx + 1]
xor eax, eax
cmp dword [ebp + 0x7c], eax
jle 0x4d03ce
mov eax, edi
cdq
mov ecx, 0x3e8
idiv ecx
imul edx, edx, 0x3e8
mov dword [ebp + 0x60], edx
jmp 0x4d03d3
jne 0x4d03d6
mov dword [ebp + 0x60], eax
mov dword [ebp + 0x5c], eax
push ebx
lea eax, [ebp - 0xa8]
push eax
lea eax, [ebp - 0x2b0]
push eax
lea eax, [ebp - 0x1ac]
push eax
push esi
call dword [sym.imp.WS2_32.dll_select]
cmp eax, 0xffffffff
jne 0x4d042f
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
je 0x4d0409
cmp eax, 0x2714
jne 0x4d0433
cmp dword [ebp + 0x7c], 0
jle 0x4d03b2
push dword [ebp + 0x68]
push dword [ebp + 0x64]
call fcn.004d1899
push edx
push eax
call fcn.004d18af
mov edi, dword [ebp + 0x7c]
sub edi, eax
add esp, 0x10
test edi, edi
jg 0x4d03b2
jmp 0x4d0433
test eax, eax
jge 0x4d0438
or eax, 0xffffffff
jmp 0x4d04a4
jne 0x4d043e
xor eax, eax
jmp 0x4d04a4
xor esi, esi
cmp dword [ebp + 0x74], 0xffffffff
je 0x4d0470
lea eax, [ebp - 0x1ac]
push eax
push dword [ebp + 0x74]
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4d045a
inc esi
lea eax, [ebp - 0xa8]
push eax
push dword [ebp + 0x74]
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4d0470
or esi, 4
cmp dword [ebp + 0x78], 0xffffffff
je 0x4d04a2
lea eax, [ebp - 0x2b0]
push eax
push dword [ebp + 0x78]
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4d048c
or esi, 2
lea eax, [ebp - 0xa8]
push eax
push dword [ebp + 0x78]
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4d04a2
or esi, 4
mov eax, esi
pop edi
pop esi
pop ebx
add ebp, 0x6c
leave
ret
Function at 0x4d3ebc
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [esi]
push ebx
xor ebx, ebx
cmp dword [eax + 4], 2
push edi
sete bl
test ebx, ebx
je 0x4d3ee0
push dword [eax + 8]
push dword [ebp + 0xc]
push 1
push dword [ebp + 8]
call dword [esi + 0xc]
jmp 0x4d3f11
cmp dword [esi + 8], 0
jne 0x4d3f01
push 0x5ee444
push dword [eax + 8]
call fcn.004a17b3
test eax, eax
pop ecx
pop ecx
mov dword [esi + 8], eax
jne 0x4d3f01
or eax, 0xffffffff
jmp 0x4d3f37
push dword [esi + 8]
push dword [ebp + 0xc]
push 1
push dword [ebp + 8]
call fcn.004a0eb4
mov edi, eax
add esp, 0x10
test edi, edi
je 0x4d3f1f
cmp edi, dword [ebp + 0xc]
jbe 0x4d3f35
test ebx, ebx
jne 0x4d3f2f
push dword [esi + 8]
call fcn.004a0f41
and dword [esi + 8], ebx
pop ecx
mov eax, dword [esi]
mov eax, dword [eax]
mov dword [esi], eax
mov eax, edi
pop edi
pop ebx
pop ebp
ret
Function at 0x4d59c0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.004b5aa0
mov eax, dword [0x60b1e0]
xor eax, esp
mov dword [esp + 0x470], eax
push ebx
push esi
mov esi, dword [ebp + 8]
test esi, esi
push edi
mov dword [esp + 0x3c], 0
jne 0x4d5a07
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.004a4df3
mov esp, ebp
pop ebp
ret
lea eax, [esp + 0x48]
push eax
push esi
call fcn.0059266e
add esp, 8
test eax, eax
jl 0x4d59f0
mov eax, 8
call fcn.004b5aa0
fldz
fstp qword [esp]
lea ecx, [esp + 0x50]
push 0x30
push ecx
call fcn.004d5830
mov ebx, dword [ebp + 0xc]
add esp, 0x10
test ebx, ebx
je 0x4d59f0
push 0x5ee444
push esi
call fcn.004a17b3
add esp, 8
test eax, eax
mov dword [esp + 0x40], eax
je 0x4d5ae1
jmp 0x4d5a64
mov eax, dword [esp + 0x40]
test ebx, ebx
jle 0x4d5a72
cmp ebx, 0x400
mov esi, ebx
jl 0x4d5a77
mov esi, 0x400
push eax
push esi
lea edx, [esp + 0x80]
push 1
push edx
call fcn.004a0eb4
mov edi, eax
add esp, 0x10
test edi, edi
mov dword [esp + 0x44], edi
jle 0x4d5ac5
fild dword [esp + 0x44]
mov eax, 8
call fcn.004b5aa0
lea eax, [esp + 0x80]
fstp qword [esp]
push esi
push eax
call fcn.004d5830
add dword [esp + 0x4c], edi
add esp, 0x10
test ebx, ebx
jle 0x4d5a60
sub ebx, esi
test ebx, ebx
jg 0x4d5a60
mov ecx, dword [esp + 0x40]
push ecx
call fcn.004a0f41
lea edx, [esp + 0x7c]
push 0x400
push edx
call fcn.004e4920
add esp, 0xc
mov ecx, dword [esp + 0x47c]
mov eax, dword [esp + 0x3c]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004a4df3
mov esp, ebp
pop ebp
ret

Function at 0x4e2d40
Capabilities:
Hash data with md5

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x5c
push 0
push esi
call fcn.0049bec0
add esp, 0xc
mov dword [esi], 0x67452301
mov dword [esi + 4], 0xefcdab89
mov dword [esi + 8], 0x98badcfe
mov dword [esi + 0xc], 0x10325476
mov eax, 1
pop esi
ret
Function at 0x4e7cd0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x108
call fcn.004b5aa0
mov eax, dword [0x60b1e0]
xor eax, esp
mov dword [esp + 0x104], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x4e7d57
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4e7d57
mov ecx, dword [esp + 0x110]
lea eax, [esp + 0x114]
push eax
push ecx
lea edx, [esp + 0x10]
push 0x100
push edx
call fcn.004a3a1f
add esp, 0x10
test eax, eax
jge 0x4e7d2d
mov eax, 0x100
push 0
lea ecx, [esp + 8]
push ecx
push eax
lea edx, [esp + 0x14]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004a4df3
add esp, 0x108
ret
mov ecx, dword [esp + 0x110]
lea eax, [esp + 0x114]
push eax
push ecx
lea edx, [esp + 0x10]
push 0xff
push edx
call fcn.004a3a1f
add esp, 0x10
mov byte [esp + 0x107], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
cmp eax, 0x80000000
jae 0x4e7de5
call fcn.004e7b90
test eax, eax
jle 0x4e7de5
push str.OPENSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
push 0
lea ecx, [esp + 8]
push ecx
push 0
push 1
push 0
push 0
push 0
mov esi, eax
push 1
lea eax, [esp + 0x28]
push esi
mov dword [esp + 0x28], eax
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004a4df3
add esp, 0x108
ret
push 0x10
push str.OpenSSL:_FATAL
lea edx, [esp + 0x10]
push edx
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x108]
pop esi
xor ecx, esp
call fcn.004a4df3
add esp, 0x108
ret

Function at 0x4e7e40
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 0x10]
xor cl, cl
test edi, edi
jbe 0x4e7e66
mov eax, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
sub esi, eax
mov dl, byte [esi + eax]
xor dl, byte [eax]
add eax, 1
or cl, dl
sub edi, 1
jne 0x4e7e56
pop esi
movzx eax, cl
pop edi
ret
Function at 0x4f2060
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
push esi
xor esi, esi
test edx, edx
je 0x4f20a9
mov al, byte [edx]
test al, al
je 0x4f20a9
push edi
mov edi, 0x100
movsx eax, al
or eax, edi
mov ecx, eax
shr ecx, 2
xor ecx, eax
and ecx, 0xf
add edi, 0x100
rol esi, cl
mov ecx, eax
imul ecx, eax
mov al, byte [edx + 1]
add edx, 1
xor esi, ecx
test al, al
jne 0x4f2077
mov eax, esi
shr eax, 0x10
pop edi
xor eax, esi
pop esi
ret
xor eax, eax
pop esi
ret
Function at 0x518d30
Capabilities:
Encode data using base64

Disassembly:
mov ecx, dword [esp + 4]
push ebp
push edi
mov edi, dword [esp + 0x14]
xor ebp, ebp
test edi, edi
jle 0x518e20
push esi
mov esi, dword [esp + 0x14]
lea esp, [esp]
cmp edi, 3
jl 0x518db2
movzx eax, byte [esi + 2]
xor edx, edx
mov dh, byte [esi]
add ecx, 1
add ecx, 1
add ecx, 1
mov dl, byte [esi + 1]
shl edx, 8
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + 0x5ca0a0]
mov byte [ecx - 3], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + 0x5ca0a0]
mov byte [ecx - 2], al
mov eax, edx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x5ca0a0]
mov byte [ecx - 1], al
and edx, 0x3f
movzx edx, byte [edx + 0x5ca0a0]
mov byte [ecx], dl
jmp 0x518e0b
movzx edx, byte [esi]
shl edx, 0x10
cmp edi, 2
jne 0x518dc4
xor eax, eax
mov ah, byte [esi + 1]
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + 0x5ca0a0]
mov byte [ecx], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + 0x5ca0a0]
add ecx, 1
mov byte [ecx], al
add ecx, 1
cmp edi, 1
jne 0x518df6
lea edx, [edi + 0x3c]
jmp 0x518e03
shr edx, 6
and edx, 0x3f
movzx edx, byte [edx + 0x5ca0a0]
mov byte [ecx], dl
add ecx, 1
mov byte [ecx], 0x3d
sub edi, 3
add ecx, 1
add ebp, 4
add esi, 3
test edi, edi
jg 0x518d50
pop esi
pop edi
mov eax, ebp
mov byte [ecx], 0
pop ebp
ret