joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4dc4a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
push ebx
mov ebx, dword [esp + 0xc]
push ebp
mov eax, dword [ebx + 0xc]
mov ebp, dword [ebx + 0x134]
mov dword [esp + 8], eax
jne 0x4dc5f3
push esi
lea ecx, [ebp + 0x1cb4]
push edi
lea edi, [ebp + 0x1eb4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x4dc4dd
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x4dc4f1
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc4f1
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 eax, ax
mov dword [esp + 0x18], eax
movzx eax, word [ebp + 0x1caa]
push eax
call esi
mov edx, dword [esp + 0x18]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4dc55b
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov dword [ebp + 0x1eb8], eax
lea esi, [ebp + 0x1cb4]
sub eax, esi
mov dword [edi], esi
sub eax, 2
push eax
lea eax, [ebp + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.004dc020
mov eax, dword [esp + 0x20]
add esp, 0x10
mov edi, dword [sym.imp.WS2_32.dll_send]
push 0
push 3
push esi
push dword [eax + 0x150]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4dc5b3
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004beae0
add esp, 0xc
push 4
lea eax, [ebp + 0x1cb7]
push eax
push ebx
call fcn.004dc370
add esp, 0xc
lea eax, [ebp + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x150]
call edi
test eax, eax
jns 0x4dc5f1
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004beae0
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4dda80
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x67f3c0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
mov ebx, dword [esp + 0x90]
push ebp
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x440]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x18]
push eax
mov eax, dword [edi + 0x13c]
push 0
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x4ddb06
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.00513870
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x4ddb41
push str.Received_too_short_packet
push ebx
call fcn.004beae0
add esp, 8
mov dword [edi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00511a59
add esp, 0x88
ret
mov edx, dword [edi + 0x148]
movzx eax, byte [edx]
movzx ecx, byte [edx + 1]
shl eax, 8
or ecx, eax
mov dword [edi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x4ddb60.1
jmp dword [ecx*4 + 0x4ddc6c]
cmp esi, 4
jle case.0x4ddb60.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x144]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x4ddb60.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebx
call fcn.004bea30
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4ddbbb
push 5
push edi
call fcn.004de580
add esp, 8
mov eax, esi
jmp 0x4ddb28
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.004d0c40
jmp 0x4ddc41
movzx ecx, byte [edx + 2]
lea ebp, [edx + 4]
movzx eax, byte [edx + 3]
add esi, 0xfffffffc
shl ecx, 8
or ecx, eax
push esi
push ebp
mov dword [edi + 8], ecx
call fcn.004de5f0
add esp, 8
cmp eax, esi
jae case.0x4ddb60.4
push ebp
push str.TFTP_error:__s
push ebx
call fcn.004bebb0
jmp 0x4ddc41
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.004dd830
add esp, 0xc
test eax, eax
je case.0x4ddb60.4
jmp 0x4ddb28
push str.Internal_error:_Unexpected_packet
push 0x5470ac
push ebx
call fcn.004beae0
add esp, 0xc
push ebx
call fcn.004d1040
add esp, 4
test eax, eax
je 0x4ddb26
push 5
push edi
call fcn.004de580
add esp, 8
mov eax, 0x2a
jmp 0x4ddb28
Function at 0x4e41b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x67f3c0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
or esi, 0xffffffff
push eax
mov ebx, dword [edi + 0xc]
mov ebp, dword [ebx + 0x154]
push ebp
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4e4213
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push ebp
push ebx
push edi
call fcn.004bf590
add esp, 0xc
cmp esi, 0xffffffff
jne 0x4e4238
push str.Error_accept__ing_server_connect
push edi
call fcn.004beae0
add esp, 8
mov eax, 0x1e
jmp 0x4e42a8
push str.Connection_accepted_from_server
push edi
call fcn.004bebb0
push 1
push esi
mov byte [ebx + 0x26d], 0
mov dword [ebx + 0x154], esi
call fcn.004ef150
add esp, 0x10
mov byte [ebx + 0x280], 1
cmp dword [edi + 0x1b0], 0
je 0x4e42a6
push 1
push edi
call fcn.004af720
mov eax, dword [edi + 0x1b0]
push 1
push esi
push dword [edi + 0x1b4]
call eax
push 0
push edi
mov esi, eax
call fcn.004af720
add esp, 0x1c
test esi, esi
je 0x4e42a6
push ebx
push edi
call fcn.004e4740
add esp, 8
mov eax, 0x2a
jmp 0x4e42a8
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00511a59
add esp, 0x88
ret
Function at 0x4e61d0
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0xc]
cmp eax, 0x64
jb 0x4e6200
push str.Couldnt_set_desired_mode
push esi
call fcn.004beae0
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x4e6217
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.004bebb0
add esp, 0xc
mov eax, dword [esp + 0x18]
push ebp
cmp eax, 0x13
jne 0x4e6232
push ebx
push esi
call fcn.004e60d0
add esp, 8
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp eax, 0x14
jne 0x4e6342
mov edi, dword [esi + 0xc]
xor ebx, ebx
cmp dword [esi + 0x4e8], 2
mov dword [esp + 0x18], edi
jne 0x4e62b0
mov eax, dword [esi + 0x134]
mov eax, dword [eax]
test eax, eax
je 0x4e62b0
push 3
push ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x1c], ebx
push ecx
push ebx
push eax
call fcn.004ee230
mov edi, eax
add esp, 0x14
test edi, edi
jne 0x4e636f
push 0x2f
push dword [esp + 0x18]
call fcn.005143a0
add esp, 8
test eax, eax
je 0x4e629f
mov ebx, dword [esp + 0x14]
mov ecx, 1
sub eax, ebx
cmovne ecx, eax
mov byte [ecx + ebx], 0
jmp 0x4e62ac
push dword [esp + 0x14]
call dword [0x67f010]
add esp, 4
mov edi, dword [esp + 0x18]
mov ecx, dword [esi + 0x530]
test ecx, ecx
jne 0x4e62ce
cmp byte [esi + 0xd28], 0
mov ecx, str.NLST
mov eax, str.LIST
cmove ecx, eax
mov edx, 0x574d55
test ebx, ebx
mov eax, edx
cmovne eax, ebx
push eax
mov eax, 0x54c278
cmove eax, edx
push eax
push ecx
push 0x54c938
call fcn.004d3860
push ebx
mov ebp, eax
call dword [0x67f010]
add esp, 0x14
test ebp, ebp
jne 0x4e630b
mov edi, 0x1b
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
push ebp
push 0x5470ac
lea eax, [edi + 0x440]
push eax
push esi
call fcn.004f9050
push ebp
mov edi, eax
call dword [0x67f010]
add esp, 0x14
test edi, edi
jne 0x4e636f
mov eax, dword [esi + 0xc]
pop ebp
mov dword [eax + 0x4c4], 0x1f
mov eax, edi
pop edi
pop esi
pop ebx
ret
cmp eax, 0x15
jne 0x4e635b
push 0xd
push 1
push esi
call fcn.004e5c60
add esp, 0xc
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp eax, 0x16
jne 0x4e636f
push 0xe
push 1
push esi
call fcn.004e5c60
add esp, 0xc
mov edi, eax
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
Function at 0x4ec8d0
Capabilities:
Convert ip address from string

Disassembly:
sub esp, 0x4c
mov eax, dword [0x67f3c0]
xor eax, esp
mov dword [esp + 0x48], eax
mov eax, dword [esp + 0x50]
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x64]
mov esi, edi
mov dword [esp + 0x10], eax
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4ec8f3
sub esi, ecx
cmp byte [edi], 0x5b
jne 0x4ecaad
cmp esi, 4
jb 0x4eca95
inc edi
sub esi, 2
cmp byte [edi + esi], 0x5d
jne 0x4eca95
push str.0123456789abcdefABCDEF:.
push edi
call fcn.005272d0
add esp, 8
cmp esi, eax
je 0x4ec9ee
mov esi, eax
add eax, edi
mov dword [esp + 0x14], eax
cmp byte [eax], 0x25
jne 0x4eca95
push 2
lea ebx, [eax + 1]
xor ebp, ebp
push 0x555ebc
push ebx
call fcn.00520cc0
add esp, 0xc
test eax, eax
jne 0x4ec96c
mov cl, byte [ebx + 2]
lea eax, [ebx + 2]
test cl, cl
je 0x4ec96c
cmp cl, 0x5d
cmovne ebx, eax
mov al, byte [ebx]
test al, al
je 0x4eca7d
lea ecx, [esp + 0x18]
sub ecx, ebx
nop dword [eax]
cmp al, 0x5d
je 0x4ec995
cmp ebp, 0xf
jge 0x4ec995
mov byte [ecx + ebx], al
inc ebp
mov al, byte [ebx + 1]
inc ebx
test al, al
jne 0x4ec980
test ebp, ebp
je 0x4eca7d
cmp byte [ebx], 0x5d
jne 0x4eca7d
cmp ebp, 0x10
jae 0x4ecad7
lea eax, [esp + 0x18]
mov byte [esp + ebp + 0x18], 0
push eax
call dword [0x67f018]
mov ecx, dword [esp + 0x14]
add esp, 4
mov dword [ecx + 0x14], eax
test eax, eax
jne 0x4ec9e5
pop edi
pop esi
pop ebp
mov eax, 7
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.00511a59
add esp, 0x4c
ret
mov eax, dword [esp + 0x14]
mov word [eax], 0x5d
lea eax, [esp + 0x18]
mov byte [edi + esi], 0
push eax
push edi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x4eca95
push 0x2e
lea eax, [esp + 0x2c]
push eax
lea eax, [esp + 0x20]
push eax
push 0x17
call fcn.004ef180
add esp, 0x10
test eax, eax
je 0x4eca5a
lea edx, [esp + 0x28]
lea ecx, [edx + 1]
nop word [eax + eax]
mov al, byte [edx]
inc edx
test al, al
jne 0x4eca30
sub edx, ecx
cmp edx, esi
jae 0x4eca5a
lea ecx, [esp + 0x28]
mov esi, edi
mov eax, ecx
sub esi, eax
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x4eca47
mov byte [edx + edi + 1], al
mov esi, edx
mov byte [edi + esi], 0x5d
xor eax, eax
mov ecx, 0xe
cmp byte [edi], al
pop edi
pop esi
pop ebp
cmove eax, ecx
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.00511a59
add esp, 0x4c
ret
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.00511a59
add esp, 0x4c
ret
pop edi
pop esi
pop ebp
mov eax, 0x16
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.00511a59
add esp, 0x4c
ret
push str.__r_n_t_:___
push edi
call fcn.0051bf60
add esp, 8
cmp esi, eax
je 0x4eca5e
mov ecx, dword [esp + 0x58]
mov eax, 0x15
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00511a59
add esp, 0x4c
ret
call fcn.0051288c
int3
Function at 0x4f5200
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x120
mov eax, dword [0x67f3c0]
xor eax, esp
mov dword [esp + 0x11c], eax
mov eax, dword [esp + 0x124]
push ebx
push ebp
mov ebp, dword [esp + 0x134]
xor ebx, ebx
push esi
push edi
mov edi, dword [esp + 0x138]
xor esi, esi
push edi
mov dword [esp + 0x20], eax
mov dword [esp + 0x18], edi
call fcn.004d5c90
add esp, 4
mov dword [esp + 0x20], eax
test eax, eax
jne 0x4f527f
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004d5440
push eax
push edi
push str.schannel:_invalid_path_name_for_CA_file__s:__s
push ebp
call fcn.004beae0
push esi
call dword [0x67f010]
add esp, 0x20
lea eax, [ebx + 0x4d]
jmp 0x4f53df
push 0
push 0x80
push 3
push 0
push 1
push connect
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [esp + 0x18], eax
cmp eax, 0xffffffff
jne 0x4f52d9
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004d5440
push eax
push edi
push str.schannel:_failed_to_open_CA_file__s:__s
push ebp
call fcn.004beae0
push 0
mov esi, 0x4d
call dword [0x67f010]
add esp, 0x20
jmp 0x4f53d1
lea ecx, [esp + 0x24]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x4f5319
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004d5440
push eax
push edi
push str.schannel:_failed_to_determine_size_of_CA_file__s:__s
push ebp
call fcn.004beae0
add esp, 0x1c
mov esi, 0x4d
jmp 0x4f53bd
mov edi, dword [esp + 0x24]
cmp dword [esp + 0x28], ebx
jl 0x4f5347
jg 0x4f532d
cmp edi, 0x100000
jbe 0x4f5347
push 0x100000
push str.schannel:_CA_file_exceeds_max_size_of__u_bytes
push ebp
call fcn.004beae0
add esp, 0xc
mov esi, 0x4d
jmp 0x4f53bd
lea eax, [edi + 1]
push eax
call dword [0x67f00c]
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x4f535f
lea esi, [eax + 0x1b]
jmp 0x4f53bd
test edi, edi
je 0x4f53a4
nop dword [eax]
nop word [eax + eax]
push 0
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0
push eax
mov eax, edi
sub eax, esi
push eax
lea eax, [esi + ebx]
push eax
push dword [esp + 0x28]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4f53fc
mov eax, dword [esp + 0x10]
test eax, eax
je 0x4f53f8
add esi, eax
cmp esi, edi
jb 0x4f5370
push ebp
push dword [esp + 0x18]
mov byte [edi + ebx], 0
push edi
push ebx
push dword [esp + 0x2c]
call fcn.004f5000
add esp, 0x14
mov esi, eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call dword [0x67f010]
add esp, 4
push dword [esp + 0x20]
call fcn.00520056
add esp, 4
mov eax, esi
mov ecx, dword [esp + 0x12c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00511a59
add esp, 0x120
ret
mov edi, esi
jmp 0x4f53a4
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004d5440
push eax
push dword [esp + 0x24]
push str.schannel:_failed_to_read_from_CA_file__s:__s
push ebp
call fcn.004beae0
add esp, 0x1c
mov esi, 0x4d
jmp 0x4f53bd
Function at 0x4fbec0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x67f00c]
mov esi, eax
add esp, 4
test esi, esi
jne 0x4fbeeb
pop esi
pop ebp
add esp, 0xc
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x24]
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x4fbf3a
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [edi]
push ebx
push dword [esp + 0x2c]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x28], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov ebx, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x28], ebx
jmp 0x4fbf42
mov eax, dword [esp + 0x24]
mov dword [esp + 0x14], eax
push dword [esi + 4]
mov eax, dword [ebp]
call eax
push dword [esi + 8]
mov eax, dword [ebp]
call eax
mov eax, dword [esp + 0x30]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x4fbfb3
mov ebp, dword [esp + 0x14]
mov ebx, eax
mov dword [esp + 0x18], eax
nop dword [eax]
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x13], al
lea eax, [esp + 0x13]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x1f], al
lea eax, [esp + 0x1f]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub ebx, 1
jne 0x4fbf70
mov ebx, dword [esp + 0x18]
mov ebp, dword [esp + 0x20]
cmp ebx, dword [ebp + 0x10]
jae 0x4fbfe5
nop dword [eax + eax]
mov eax, dword [edi]
push 1
push 0x558168
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x558169
push dword [esi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [ebp + 0x10]
jb 0x4fbfc0
pop edi
pop ebx
mov eax, esi
pop esi
pop ebp
add esp, 0xc
ret
Function at 0x4fbff0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
push dword [esp + 0x24]
call fcn.004c1380
mov edx, dword [ebp + 0xc]
mov ebx, eax
mov ecx, dword [ebp + 0x14]
mov dword [esp + 0x14], ebx
lea ecx, [ecx + edx*2]
add ecx, 0xc
push ecx
call dword [0x67f00c]
mov esi, eax
add esp, 8
test esi, esi
je 0x4fc172
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x4fc072
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [esp + 0x28]
push ebx
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x38], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov eax, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x14], eax
push dword [esi + 4]
mov eax, dword [ebp]
call eax
push dword [esi + 8]
mov eax, dword [ebp]
call eax
mov eax, dword [esp + 0x1c]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x4fc0e3
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [esp + 0x18], eax
nop dword [eax]
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x13], al
lea eax, [esp + 0x13]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x1f], al
lea eax, [esp + 0x1f]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub ebx, 1
jne 0x4fc0a0
mov ebx, dword [esp + 0x18]
mov ebp, dword [esp + 0x20]
cmp ebx, dword [ebp + 0x10]
jae 0x4fc115
nop dword [eax + eax]
mov eax, dword [edi]
push 1
push 0x558168
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x558169
push dword [esi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [ebp + 0x10]
jb 0x4fc0f0
push dword [esp + 0x30]
call fcn.004c1380
mov ecx, dword [esi]
push eax
push dword [esp + 0x34]
push dword [esi + 4]
mov eax, dword [ecx + 4]
call eax
mov edi, dword [esp + 0x44]
add esp, 0x10
mov ebx, dword [esi]
test edi, edi
jne 0x4fc140
mov edi, dword [ebx + 0xc]
add edi, dword [esi + 8]
push dword [esi + 4]
mov eax, dword [ebx + 8]
push edi
call eax
push dword [ebx + 0x14]
mov eax, dword [ebx + 4]
push edi
push dword [esi + 8]
call eax
push dword [esi + 8]
mov eax, dword [ebx + 8]
push edi
call eax
push esi
call dword [0x67f010]
add esp, 0x20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0xc
ret
Function at 0x4fd930
Capabilities:
Encode data using xor

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
xor esi, esi
test edi, edi
je 0x4fd97c
push ebx
mov ebx, dword [esp + 0x10]
mov cl, byte [esi + ebx]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [esi + ebx], cl
inc esi
cmp esi, edi
jb 0x4fd941
pop ebx
pop edi
pop esi
ret
Function at 0x50feb8
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
push 2
lea eax, [ebp - 4]
push eax
push 0x20000001
push str._x_sys_default_locale
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoEx]
mov esi, dword [ebp + 0xc]
neg eax
sbb eax, eax
xor ecx, ecx
and eax, dword [ebp - 4]
push ecx
push ecx
push esi
push eax
push dword [ebp + 8]
mov dword [ebp - 4], eax
push ecx
push 0x1300
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push eax
push dword [esi]
call fcn.0050fe94
pop esi
leave
ret 8

Function at 0x512df6
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x512e35
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x512e35
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x512e35
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x512e35
cmp dword [ecx + 0x74], 0xe
jbe 0x512e35
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x5323bd
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00532233

Function at 0x534636
Capabilities:
Print debug messages

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.005345b8

Function at 0x537bb8
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00537835

Function at 0x53e3a0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x53e3cd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x53e3cd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x401000
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
movzx eax, byte [edx]
push ebx
push esi
mov esi, ecx
mov byte [esi], al
movzx eax, byte [edx + 1]
mov byte [esi + 1], al
movzx eax, byte [edx + 2]
mov byte [esi + 2], al
movzx eax, byte [edx + 3]
mov byte [esi + 3], al
movzx eax, byte [edx + 4]
mov byte [esi + 4], al
movzx eax, byte [edx + 5]
mov byte [esi + 5], al
movzx eax, byte [edx + 6]
mov byte [esi + 6], al
movzx eax, byte [edx + 7]
mov byte [esi + 7], al
movzx eax, byte [edx + 8]
mov byte [esi + 8], al
movzx eax, byte [edx + 9]
mov byte [esi + 9], al
movzx eax, byte [edx + 0xa]
mov byte [esi + 0xa], al
movzx eax, byte [edx + 0xb]
mov byte [esi + 0xb], al
movzx eax, byte [edx + 0xc]
mov byte [esi + 0xc], al
lea eax, [esi + 0xd]
mov bl, byte [edx + 0xd]
mov byte [eax], bl
mov cl, byte [edx + 0xe]
mov byte [esi + 0xe], cl
mov cl, byte [edx + 0xf]
mov byte [esi + 0xf], cl
mov ecx, 4
mov dword [ebp - 8], ecx
nop
mov dh, byte [eax + 2]
mov dl, bl
mov bl, byte [eax + 1]
mov bh, byte [eax - 1]
mov byte [ebp - 2], bl
mov byte [ebp - 1], dh
test cl, 3
jne 0x4010d3
movzx ecx, bl
movzx edx, dl
mov cl, byte [ecx + str.cw]
mov byte [ebp - 3], cl
movzx ecx, byte [ebp - 1]
mov cl, byte [ecx + str.cw]
mov byte [ebp - 2], cl
movzx ecx, bh
mov cl, byte [ecx + str.cw]
mov byte [ebp - 1], cl
mov ecx, dword [ebp - 8]
shr ecx, 2
mov bh, byte [ecx + 0x424c10]
xor bh, byte [edx + str.cw]
mov dl, byte [ebp - 3]
mov cl, byte [eax - 0xd]
xor cl, bh
mov byte [eax + 3], cl
mov bl, byte [eax - 0xc]
xor bl, dl
lea edx, [eax + 4]
mov byte [edx], bl
mov cl, byte [eax - 0xb]
xor cl, byte [ebp - 2]
mov byte [eax + 5], cl
mov cl, byte [eax - 0xa]
xor cl, byte [ebp - 1]
mov byte [eax + 6], cl
mov eax, edx
mov ecx, dword [ebp - 8]
inc ecx
mov dword [ebp - 8], ecx
cmp ecx, 0x2c
jb 0x401080
pop esi
pop ebx
mov esp, ebp
pop ebp
ret