joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cf940
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x66a9c4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x194]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x4cf98d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004b3070
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4cf9b5
shr eax, 8
test al, al
jne 0x4cf9b5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004b3070
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.0058e39a
mov esp, ebp
pop ebp
ret

Function at 0x4d01f0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
push 0
mov byte [ebp + 0xa], al
lea eax, [ebp + 8]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x1a0]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d0238
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b3070
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004cfad0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4d0310
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x114]
jne 0x4d045c
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4d0345
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d0350
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d035b
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 0xc], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [ebp + 0xc]
movzx edx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4d038c
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d0396
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d03a0
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d03aa
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d03b5
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d03c0
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.004cfbd0
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d0418
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b3070
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.004d0250
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4d045b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b3070
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4d05c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x66a9c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.005a7400
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005a7400
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x114]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.004cfbd0
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x4d07a8
cmp ecx, 0x23
je 0x4d0784
cmp ecx, 0x27
jne 0x4d0836
push 0
push ecx
push 0xfa
push 0xff
push 0x5e5a7c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004bdf40
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4d0721
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d06a7
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4d070f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0047d420
add esp, 0x10
test eax, eax
je 0x4d070f
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004bdf40
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4d06a0
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004bdf40
add esp, 0x14
lea eax, [ebp - 0x904]
add edi, 2
push 0
push edi
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d077c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004b3070
add esp, 0xc
lea eax, [edi - 2]
jmp 0x4d0823
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d0790
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4d07c9
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d07b3
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.004bdf40
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d0820
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004b3070
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004cfbd0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
Function at 0x4d1480
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x66a9c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x470]
mov edi, dword [eax]
lea ebx, [esi + 0x15c]
mov dword [ebp - 0x8c], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [ebx]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x4d1513
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.005a7560
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4d1546
push str.Received_too_short_packet
push edi
call fcn.004b3070
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004d1080
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4d1561
jmp dword [eax*4 + 0x4d1678]
cmp edx, 4
jle case.0x4d1561.4
push ebx
call fcn.004d1060
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4d1561.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004b2f60
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4d15c6
push 5
push esi
call fcn.004d1da0
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x70], eax
adc dword [edi + 0x74], edx
push dword [edi + 0x74]
push dword [edi + 0x70]
push edi
call fcn.004bbbf0
jmp 0x4d163e
push ebx
call fcn.004d1060
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x5e0f28
push edi
call fcn.004b3110
add esp, 0x10
jmp case.0x4d1561.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004d1230
add esp, 0xc
test eax, eax
je case.0x4d1561.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x640274
push edi
call fcn.004b3070
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004bbf60
add esp, 4
test eax, eax
je 0x4d1533
push 5
push esi
call fcn.004d1da0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
Function at 0x4d1690
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x10]
mov ebx, dword [eax]
mov eax, dword [ebp + 0xc]
add eax, 0xfffffffd
cmp eax, 4
ja case.0x4d16ad.4
jmp dword [eax*4 + 0x4d18c4]
lea eax, [edi + 0x15c]
push eax
call fcn.004d1060
movzx ecx, word [edi + 0x40]
add esp, 4
movzx esi, ax
lea eax, [ecx + 1]
movzx eax, ax
cmp eax, esi
jne 0x4d16dd
mov dword [edi + 0x18], 0
jmp 0x4d16f4
cmp ecx, esi
jne 0x4d1768
push esi
push str.Received_last_DATA_packet_block__d_again._n
push ebx
call fcn.004b3110
add esp, 0xc
mov word [edi + 0x40], si
lea esi, [edi + 0x160]
push 4
push esi
call fcn.004d10c0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d10a0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x4d183a
mov eax, dword [edi + 0x154]
xor ecx, ecx
add eax, 4
cmp dword [edi + 0x14c], eax
lea eax, [edi + 0x38]
push eax
setl cl
lea ecx, [ecx*2 + 1]
mov dword [edi], ecx
call fcn.005baf4d
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push eax
push esi
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.004b3110
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
xor eax, eax
lea esi, [edi + 0x160]
push 4
push esi
mov word [edi + 0x40], ax
mov dword [edi + 0x18], eax
call fcn.004d10c0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d10a0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x4d183a
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.005baf4d
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
movzx eax, word [edi + 0x40]
inc dword [edi + 0x18]
inc eax
push dword [edi + 0x18]
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push ebx
call fcn.004b3110
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x4d1816
mov dword [edi + 8], 0xffffff9d
xor eax, eax
mov dword [edi], 3
pop edi
pop esi
pop ebx
pop ebp
ret
push dword [edi + 0x148]
lea eax, [edi + 0xc8]
push eax
push 0
push 4
push dword [edi + 0x160]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x4d18a0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.004bf720
push eax
push 0x640274
push ebx
call fcn.004b3070
add esp, 0x14
mov eax, 0x37
pop edi
pop esi
pop ebx
pop ebp
ret
lea esi, [edi + 0x160]
push 5
push esi
call fcn.004d10c0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d10a0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
mov dword [edi], 3
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
push str.tftp_rx:_internal_error
push 0x640274
push ebx
call fcn.004b3070
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4d1da0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x4d1db2
jmp dword [edx*4 + 0x4d1e08]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d18e0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d1690
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d1fb0
push str.TFTP_finished
push 0x5e0f28
push eax
call fcn.004b3110
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x640274
push eax
call fcn.004b3070
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4d37a0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x66a9c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.005befc5
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x4d3804
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x4d3804
lea eax, [ebp - 0x108]
push eax
call dword [0x66200c]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret

Function at 0x4d3820
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004d37a0
Function at 0x4d5fe0
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4d6000
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x5e940c
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x5e941c
push esi
mov dword [ebp - 8], ebx
call fcn.005befdb
add esp, 8
test eax, eax
je 0x4d604c
test ebx, ebx
je 0x4d603c
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4d6075
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4d6075
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4d6153
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4d6091
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4d6149
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4d6149
mov edx, ebx
lea ecx, [edx + 2]
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x4d60d5
sub edx, ecx
mov ecx, 0x639e58
sar edx, 1
lea edx, [ebx + edx*2]
sub edx, ecx
nop
movzx eax, word [ecx]
lea ecx, [ecx + 2]
mov word [edx + ecx - 2], ax
test ax, ax
jne 0x4d60f0
mov ecx, ebx
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4d6105
sub ecx, edx
sar ecx, 1
lea ecx, [ebx + ecx*2]
sub ecx, esi
nop dword [eax]
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x4d6120
mov eax, dword [ebp - 8]
test eax, eax
je 0x4d6140
push 8
push 0
push ebx
call eax
jmp 0x4d6147
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x662004]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4d6e40
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi]
cmp dword [eax + 4], 3
jne 0x4d6e6c
mov ecx, dword [esi + 0xc]
test ecx, ecx
jne 0x4d6e5d
pop edi
xor eax, eax
pop esi
pop ebp
ret
push dword [eax + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call ecx
jmp 0x4d6ea0
cmp dword [esi + 8], 0
jne 0x4d6e90
push 0x640220
push dword [eax + 8]
call fcn.005b8e35
add esp, 8
mov dword [esi + 8], eax
test eax, eax
jne 0x4d6e90
pop edi
or eax, 0xffffffff
pop esi
pop ebp
ret
push dword [esi + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call fcn.005b98f1
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x4d6ec2
mov eax, dword [esi + 8]
test eax, eax
je 0x4d6ebc
push eax
call fcn.005b9a98
add esp, 4
mov dword [esi + 8], edi
mov eax, dword [esi]
mov eax, dword [eax]
mov dword [esi], eax
mov eax, edi
pop edi
pop esi
pop ebp
ret
Function at 0x4f0380
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.0058f4a0
mov eax, dword [0x66a9c4]
xor eax, esp
mov dword [esp + 0x470], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor ebx, ebx
mov dword [esp + 0x44], ebx
test edi, edi
jne 0x4f03c5
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
lea eax, [esp + 0x48]
push eax
push edi
call fcn.005bead9
add esp, 8
test eax, eax
js 0x4f03ae
mov eax, 8
call fcn.0058f4a0
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.004f00c0
mov esi, dword [ebp + 0xc]
add esp, 0x10
test esi, esi
je 0x4f03ae
push 0x640220
push edi
call fcn.005b8e35
add esp, 8
mov dword [esp + 0x40], eax
test eax, eax
je 0x4f04a1
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x4f042e
cmp esi, edi
cmovl edi, esi
push eax
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.005b98f1
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x4f0482
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.0058f4a0
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push edi
push eax
call fcn.004f00c0
add dword [esp + 0x54], ebx
add esp, 0x10
mov eax, dword [esp + 0x40]
test esi, esi
jle 0x4f0420
sub esi, edi
test esi, esi
jg 0x4f0420
push dword [esp + 0x40]
call fcn.005b9a98
lea eax, [esp + 0x7c]
push 0x400
push eax
call fcn.004f80b0
mov ebx, dword [esp + 0x50]
add esp, 0xc
mov ecx, dword [esp + 0x47c]
mov eax, ebx
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0058e39a
mov esp, ebp
pop ebp
ret
Function at 0x4f60f0
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x4f6123
push 0x2e
push edi
call fcn.005a7210
add esp, 8
test eax, eax
je 0x4f6121
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4f8d40
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x4f8d67
mov eax, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4f8d56
pop edi
movzx eax, dl
pop esi
ret

Function at 0x4f8eb0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x108
call fcn.0058f4a0
mov eax, dword [0x66a9c4]
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 0x4f8f4f
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4f8f4f
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.004024a0
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005af7f4
add esp, 0x1c
or ecx, 0xffffffff
test eax, eax
cmovs eax, ecx
lea ecx, [esp + 4]
push 0
push ecx
test eax, eax
mov ecx, 0x100
cmovs eax, ecx
push eax
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0058e39a
add esp, 0x108
ret
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.004024a0
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005af7f4
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004f8d70
test eax, eax
jle 0x4f8fe3
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4f8ff7
push 0
lea eax, [esp + 0xc]
mov dword [esp + 8], eax
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
push esi
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.0058e39a
add esp, 0x108
ret
push 0x10
push str.OpenSSL:_FATAL
lea eax, [esp + 0x10]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x108]
pop esi
xor ecx, esp
call fcn.0058e39a
add esp, 0x108
ret
Function at 0x4f9d80
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
push esi
push dword [esp + 0x10]
call fcn.004f9e70
mov edi, eax
add esp, 8
test edi, edi
jne 0x4f9e18
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004f2c20
push 0x5fd340
push esi
push 0x5fd344
push dword [esp + 0x2c]
push str.fopen_
push 5
call fcn.004f2260
add esp, 0x2c
call fcn.005afd52
cmp dword [eax], 2
jne 0x4f9dfb
push 0xb2
push str..crypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.004f2c20
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0xb4
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004f2c20
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0x6625b0
call fcn.004d9bf0
mov esi, eax
add esp, 4
test esi, esi
jne 0x4f9e39
push edi
call fcn.005b9a98
add esp, 4
xor eax, eax
pop edi
pop esi
ret
push 0
push esi
call fcn.004d9830
push edi
push 1
push 0x6a
push esi
call fcn.004d9860
add esp, 0x18
mov eax, esi
pop edi
pop esi
ret

Function at 0x508ff0
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
push edi
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov edi, dword [esp + 0xc]
push 0
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [edi + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
push 0xf
push edi
mov esi, eax
call fcn.004d9830
add esp, 8
test esi, esi
jg 0x509047
je 0x509029
cmp esi, 0xffffffff
jne 0x509047
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00509250
add esp, 4
test eax, eax
je 0x509047
push 0xa
push edi
call fcn.004d9f20
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x513fe0
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x20]
cmp dword [eax], 6
je 0x513ffb
push eax
push esi
call fcn.00514690
add esp, 8
test eax, eax
jle 0x514043
push edi
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esi + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
push 0xf
push esi
mov edi, eax
call fcn.004d9830
add esp, 8
test edi, edi
jg 0x514040
push edi
call fcn.00509310
add esp, 4
test eax, eax
je 0x514040
push 0xa
push esi
call fcn.004d9f20
add esp, 8
mov eax, edi
pop edi
pop esi
ret