joyce8/EMBER2024-capa huggingface dataset:
Function at 0x532040
Capabilities:
Terminate process

Disassembly:
push ecx
push ebx
push ebp
push esi
push 0x800
call fcn.005972a7
mov esi, dword [esp + 0x18]
add esp, 4
mov edx, eax
xor ebp, ebp
test esi, esi
mov dword [esp + 0xc], edx
jne 0x532068
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret
push edi
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
pop edi
cmp ecx, 0x800
jbe 0x532083
pop esi
pop ebp
pop ebx
pop ecx
ret
mov al, byte [esi]
inc esi
test al, al
je 0x532159
cmp ebp, 0x400
je 0x532144
cmp al, 0x25
jne 0x532123
mov al, byte [esi]
inc esi
test al, al
je 0x53213c
mov cl, byte [esi]
inc esi
test cl, cl
mov byte [esp + 0x14], cl
je 0x53213c
movsx eax, al
push eax
call fcn.0059882d
movsx ecx, byte [esp + 0x18]
push ecx
mov bl, al
call fcn.0059882d
movsx edx, bl
push edx
mov byte [esp + 0x20], al
call fcn.005965f5
add esp, 0xc
test eax, eax
je 0x532152
movsx eax, byte [esp + 0x14]
push eax
call fcn.005965f5
add esp, 4
test eax, eax
je 0x532152
cmp bl, 0x39
jg 0x532102
add bl, 0xd0
jmp 0x532105
add bl, 0xa9
mov al, byte [esp + 0x14]
cmp al, 0x39
jg 0x532111
add al, 0xd0
jmp 0x532113
add al, 0xa9
mov ecx, dword [esp + 0xc]
shl bl, 4
add bl, al
mov edx, ecx
mov byte [ecx + ebp], bl
jmp 0x532130
cmp al, 0x2b
jne 0x53212d
mov byte [edx + ebp], 0x20
jmp 0x532130
mov byte [edx + ebp], al
mov al, byte [esi]
inc ebp
inc esi
test al, al
jne 0x53208e
cmp ebp, 0x400
jne 0x532159
pop esi
pop ebp
mov byte [edx + 0x3ff], 0
mov eax, edx
pop ebx
pop ecx
ret
push 0
call fcn.005991a1
mov byte [edx + ebp], 0
pop esi
pop ebp
mov eax, edx
pop ebx
pop ecx
ret

Function at 0x535d30
Capabilities:
Set socket configuration

Disassembly:
push ecx
mov ecx, dword [esp + 8]
lea eax, [esp]
push eax
push 0x8004667e
push ecx
mov dword [esp + 0xc], 0
call sub.WS2_32.dll_ioctlsocket
xor edx, edx
cmp eax, 0xffffffff
setne dl
mov eax, edx
pop ecx
ret

Function at 0x535d60
Capabilities:
Set socket configuration

Disassembly:
push ecx
mov ecx, dword [esp + 8]
lea eax, [esp]
push eax
push 0x8004667e
push ecx
mov dword [esp + 0xc], 1
call sub.WS2_32.dll_ioctlsocket
xor edx, edx
cmp eax, 0xffffffff
setne dl
mov eax, edx
pop ecx
ret

Function at 0x535d90
Capabilities:
Create tcp socket
Initialize winsock library

Disassembly:
sub esp, 0x190
lea eax, [esp]
push eax
push 1
call sub.WS2_32.dll_WSAStartup
test eax, eax
je 0x535db0
or eax, 0xffffffff
add esp, 0x190
ret
push 6
push 1
push 2
call sub.WS2_32.dll_socket
add esp, 0x190
ret
Function at 0x535de0
Capabilities:
Connect socket
Get socket status

Disassembly:
sub esp, 0x228
push esi
mov esi, dword [esp + 0x234]
test esi, esi
je 0x535fce
mov ecx, dword [esp + 0x23c]
mov eax, 0x66666667
imul ecx
sar edx, 2
mov eax, edx
push ebx
shr eax, 0x1f
add edx, eax
push edi
test edx, edx
mov edi, 1
mov dword [esp + 0xc], edx
jg 0x535e21
mov dword [esp + 0xc], edi
xor ecx, ecx
push esi
mov dword [esp + 0x18], ecx
mov word [esp + 0x18], 2
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x20], ecx
mov dword [esp + 0x24], ecx
call sub.WS2_32.dll_inet_addr
mov edx, dword [esp + 0x240]
mov dword [esp + 0x18], eax
push edx
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x238]
mov word [esp + 0x16], ax
push esi
call fcn.00535d60
add esp, 4
call dword [sym.imp.KERNEL32.DLL_GetTickCount]
lea eax, [esp + 0x14]
push 0x10
push eax
push esi
call sub.WS2_32.dll_connect
test eax, eax
jge 0x535fb7
call fcn.005359d0
push eax
call fcn.00535fe0
add esp, 4
cmp eax, 0xffffd8cd
je 0x535eb4
cmp eax, 0xffffd8cc
je 0x535eb4
push esi
mov edi, eax
call fcn.00535d30
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
mov eax, dword [esp + 0xc]
mov dword [esp + 0x10], 0
test eax, eax
jle 0x535f69
lea ebx, [esi + 1]
lea ecx, [esp + 0x24]
lea edx, [esp + 0x2c]
push ecx
push 0
lea eax, [esp + 0x138]
push edx
push eax
push ebx
mov dword [esp + 0x44], esi
mov dword [esp + 0x40], edi
mov dword [esp + 0x148], esi
mov dword [esp + 0x144], edi
mov dword [esp + 0x38], 0
mov dword [esp + 0x3c], 0x2710
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
je 0x535f9d
lea ecx, [esp + 0x2c]
push ecx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x535fb7
lea edx, [esp + 0x130]
push edx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x535fb7
mov ecx, dword [esp + 0x248]
mov eax, dword [esp + 0x24c]
cmp dword [ecx], eax
je 0x535f83
call fcn.005359d0
test eax, eax
jne 0x535f9d
mov eax, dword [esp + 0x10]
mov ecx, dword [esp + 0xc]
inc eax
cmp eax, ecx
mov dword [esp + 0x10], eax
jl 0x535ecb
push esi
mov edi, 0xfffffff5
call fcn.00535d30
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xffffffec
call fcn.00535d30
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xfffffffb
call fcn.00535d30
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
xor edi, edi
call fcn.00535d30
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
xor eax, eax
pop esi
add esp, 0x228
ret
Function at 0x5363f0
Capabilities:
Get socket status
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov ecx, dword [esp + 0x114]
push esi
mov esi, dword [esp + 0x114]
mov dword [esp + 0xc], 1
test ecx, ecx
mov dword [esp + 0x10], esi
jne 0x536423
push ecx
lea eax, [esp + 0x10]
push ecx
push eax
push ecx
lea ecx, [esi + 1]
push ecx
jmp 0x53647b
cmp ecx, 0xffffffff
jne 0x53643a
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x536469
mov eax, 0x10624dd3
imul ecx
sar edx, 6
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, ecx
mov dword [esp + 4], edx
mov ecx, 0x3e8
cdq
idiv ecx
lea eax, [edx + edx*4]
lea eax, [eax + eax*4]
lea edx, [eax + eax*4]
shl edx, 3
mov dword [esp + 8], edx
lea eax, [esp + 4]
lea ecx, [esp + 0xc]
push eax
push 0
push ecx
lea edx, [esi + 1]
push 0
push edx
call sub.WS2_32.dll_select
test eax, eax
jge 0x536491
mov eax, 0xfffffffb
pop esi
add esp, 0x10c
ret
jne 0x5364a0
mov eax, 0xfffffffa
pop esi
add esp, 0x10c
ret
lea eax, [esp + 0xc]
push eax
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x5364f9
mov ecx, dword [esp + 0x11c]
mov edx, dword [esp + 0x120]
push 0
push ecx
push edx
push esi
call sub.WS2_32.dll_send
test eax, eax
jg 0x5364e1
call fcn.005359d0
push eax
call fcn.00535fe0
add esp, 4
pop esi
add esp, 0x10c
ret
mov ecx, dword [0x774c90]
test ecx, ecx
je 0x5364fe
mov edx, dword [ecx]
pop esi
add edx, eax
mov dword [ecx], edx
add esp, 0x10c
ret
mov eax, 0xfffffff7
pop esi
add esp, 0x10c
ret

Function at 0x536510
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 4]
push eax
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x53651f
ret
mov ecx, dword [eax + 0xc]
push esi
push edi
mov edx, dword [ecx]
mov eax, dword [edx]
push eax
call sub.WS2_32.dll_inet_ntoa
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov eax, dword [esp + 0x10]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop edi
pop esi
ret

Function at 0x5366b0
Capabilities:
Get hostname
Resolve dns

Disassembly:
sub esp, 0x64
lea eax, [esp]
push esi
push 0x64
push eax
xor esi, esi
call sub.WS2_32.dll_gethostname
lea ecx, [esp + 4]
push ecx
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5366d5
pop esi
add esp, 0x64
ret
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
test eax, eax
je 0x5366e8
mov eax, dword [eax]
push eax
call sub.WS2_32.dll_inet_ntoa
mov esi, eax
mov eax, esi
pop esi
add esp, 0x64
ret

Function at 0x536a10
Capabilities:
Terminate thread

Disassembly:
mov eax, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
push esi
push eax
call fcn.00536b40
add esp, 8
test eax, eax
jne 0x536a29
pop esi
ret
mov eax, dword [esi + 0x8c]
test eax, eax
jne 0x536a35
pop esi
ret
push 0
push eax
call dword [sym.imp.KERNEL32.DLL_TerminateThread]
mov dword [esi + 0x8c], 0
pop esi
ret
Function at 0x536a50
Capabilities:
Terminate thread

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
mov eax, dword [edi + 0x38c]
mov esi, dword [edi]
push eax
call fcn.00536d50
add esp, 4
test esi, esi
je 0x536ada
mov edi, dword [esp + 0xc]
push ebp
mov ebp, dword [sym.imp.KERNEL32.DLL_TerminateThread]
mov eax, dword [esi + 0x8c]
test eax, eax
je 0x536ace
cmp dword [esi + 8], 0xffffffff
je 0x536ace
push 0
push eax
call ebp
mov dword [esi + 0x8c], 0
mov ecx, dword [edi + 0xa0]
test ecx, ecx
je 0x536abc
mov eax, dword [esi + 0x1c]
push 0
lea edx, [eax*8]
sub edx, eax
lea eax, [ecx + edx*4]
mov ecx, dword [ecx + edx*4 + 0x14]
mov edx, dword [eax + 0xc]
add ecx, edx
push ecx
jmp 0x536ac0
push 0
push 0
push esi
push 8
push 0x15
push edi
call fcn.00532550
add esp, 0x18
mov esi, dword [esi + 0x48]
test esi, esi
jne 0x536a76
mov edi, dword [esp + 0x14]
pop ebp
mov edx, dword [edi + 0x38c]
push edx
call fcn.00536d60
add esp, 4
pop edi
pop esi
ret

Function at 0x537f50
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
mov edx, eax
dec eax
test edx, edx
je 0x537f8c
push ebx
push esi
lea esi, [eax + 1]
mov eax, dword [esp + 0x14]
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, ah
mov ax, word [edx*2 + 0x65518c]
xor ax, bx
inc ecx
dec esi
jne 0x537f68
pop esi
pop ebx
ret
mov ax, word [esp + 0xc]
ret
Function at 0x53bc90
Capabilities:
Enumerate pe sections

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x53be62
xor ecx, ecx
xor edx, edx
mov ch, byte [eax]
mov dl, byte [eax + 2]
mov cl, byte [eax + 1]
push ebx
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 3]
push ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 6]
mov dword [eax], ecx
xor ecx, ecx
push esi
mov ch, byte [eax + 4]
push edi
mov cl, byte [eax + 5]
xor ebp, ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
shl ecx, 8
or ecx, edx
mov edx, dword [esp + 0x18]
mov dword [eax + 4], ecx
xor ecx, ecx
mov ch, byte [eax + 8]
lea edi, [edx + 0xc]
mov cl, byte [eax + 9]
mov word [eax + 8], cx
mov ecx, dword [eax]
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov cx, word [eax + 8]
mov word [edx + 8], cx
xor ecx, ecx
movzx si, byte [eax + 0xb]
mov ch, byte [eax + 0xa]
or ecx, esi
mov word [eax + 0xa], cx
mov word [edx + 0xa], cx
movzx si, byte [eax + 0xb]
xor ecx, ecx
mov ch, byte [eax + 0xa]
or ecx, esi
mov esi, dword [eax + 0xc]
mov word [eax + 0xa], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x11]
mov bp, word [eax + 0xa]
xor ecx, ecx
mov ch, byte [eax + 0x10]
add ebp, 0xc
or ecx, esi
mov word [eax + 0x10], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x11]
xor ecx, ecx
lea edi, [edx + ebp + 2]
mov ch, byte [eax + 0x10]
or ecx, esi
mov esi, dword [eax + 0x14]
mov word [eax + 0x10], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov cx, word [eax + 0x10]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x18], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
mov esi, dword [eax + 0x1c]
mov word [eax + 0x18], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov cx, word [eax + 0x18]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x20], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
mov esi, dword [eax + 0x24]
mov word [eax + 0x20], cx
and ecx, 0xffff
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dl, byte [eax + 6]
xor ecx, ecx
mov ch, byte [eax + 4]
pop edi
mov cl, byte [eax + 5]
pop esi
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
pop ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dh, byte [eax]
mov dword [eax + 4], ecx
mov dl, byte [eax + 1]
xor ecx, ecx
mov ch, byte [eax + 8]
pop ebx
mov cl, byte [eax + 9]
mov word [eax + 8], cx
xor ecx, ecx
mov cl, byte [eax + 2]
shl edx, 8
or edx, ecx
xor ecx, ecx
mov cl, byte [eax + 3]
shl edx, 8
or edx, ecx
mov dword [eax], edx
ret
Function at 0x53ea80
Capabilities:
Hash data with md5

Disassembly:
sub esp, 0x94
mov eax, dword [esp + 0x9c]
push esi
push 0x40
lea ecx, [esp + 0x1c]
xor esi, esi
push eax
push ecx
mov dword [esp + 0x24], 0x67452301
mov dword [esp + 0x28], 0xefcdab89
mov dword [esp + 0x2c], 0x98badcfe
mov dword [esp + 0x30], 0x10325476
mov dword [esp + 0x34], esi
mov dword [esp + 0x38], esi
call fcn.0053e890
lea edx, [esp + 0x24]
lea eax, [esp + 0x10]
push edx
push eax
call fcn.0053e9c0
mov esi, dword [esp + 0xb0]
add esp, 0x14
xor edx, edx
mov cl, byte [esp + edx + 4]
mov al, cl
and cl, 0xf
sar al, 4
and al, 0xf
cmp al, 0xa
movsx eax, al
jge 0x53eafa
add eax, 0x30
jmp 0x53eafd
add eax, 0x57
mov byte [esi], al
cmp cl, 0xa
movsx eax, cl
jge 0x53eb0c
add eax, 0x30
jmp 0x53eb0f
add eax, 0x57
mov byte [esi + 1], al
inc edx
add esi, 2
cmp edx, 0x10
jl 0x53eae0
pop esi
add esp, 0x94
ret

Function at 0x53eb30
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x90]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov ecx, 0x10
xor eax, eax
mov edi, ebp
mov esi, dword [esp + 0xa0]
rep stosd dword es:[edi], eax
mov ecx, 8
mov edi, ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x14]
rep stosd dword es:[edi], eax
test esi, esi
mov dword [esp + 0x14], 0x9d14e9a1
mov dword [esp + 0x18], 0x593b6b0e
je 0x53ebbb
mov edi, esi
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x28
jne 0x53eb9f
mov byte [esi + 0x20], al
mov ecx, 0x20
jmp 0x53eba9
cmp ecx, 0x38
jle 0x53eba9
mov ecx, 0x38
mov eax, ecx
lea edi, [esp + 0x1c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, 0x655624
test ecx, ecx
je 0x53ebef
mov edi, ecx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x38
jle 0x53ebda
mov ecx, 0x38
xor eax, eax
test ecx, ecx
jle 0x53ebef
mov dl, byte [eax + 0x655624]
xor byte [esp + eax + 0x1c], dl
inc eax
cmp eax, ecx
jl 0x53ebe0
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.0053ea80
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, str.01d0a8e3
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
lea esi, [edx + ebp]
sub edi, ecx
mov eax, ecx
mov dword [esp + 0x10], esi
mov esi, edi
mov edi, dword [esp + 0x10]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
cdq
and edx, 3
and ecx, 3
add eax, edx
rep movsb byte es:[edi], byte [esi]
sar eax, 2
xor ecx, ecx
test eax, eax
jle 0x53ec54
mov esi, ebp
mov dl, byte [esi]
add esi, 4
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, eax
jl 0x53ec47
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
Function at 0x53f500
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov eax, dword [esi]
sub eax, 2
je 0x53f56b
sub eax, 0x12
je 0x53f537
dec eax
je 0x53f51a
jmp 0x59977c
push esi
call fcn.0053f1d0
push esi
call fcn.0053f630
mov edi, eax
mov eax, dword [esi]
add esp, 8
cmp eax, 0x16
je 0x53f56e
jmp 0x59977c
push esi
call fcn.0053f1d0
mov eax, dword [esi]
add esp, 4
cmp eax, 3
je 0x53f54c
jmp 0x59977c
lea eax, [esi + 8]
push eax
push esi
call fcn.0053f430
mov edi, dword [esi + eax*8 + 0x418]
push esi
call fcn.0053f1d0
add esp, 0xc
mov eax, edi
pop edi
pop esi
ret
mov edi, dword [esi + 4]
push esi
call fcn.0053f1d0
add esp, 4
mov eax, edi
pop edi
pop esi
ret
push 0xa
call fcn.0059d35d
push 0x16
call fcn.00599916
pop ecx
pop ecx
push 3
call fcn.005991b2

Function at 0x53f680
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi]
cmp eax, 0xc
je 0x53f6d8
cmp eax, 0xb
je 0x53f6d8
cmp eax, 3
je 0x53f69b
jmp 0x59977c
push esi
call fcn.0053f1d0
mov eax, dword [esi]
add esp, 4
cmp eax, 0xd
je 0x53f6b0
jmp 0x59977c
push esi
call fcn.0053f1d0
mov eax, dword [esi]
add esp, 4
cmp eax, 2
je 0x53f6cf
cmp eax, 4
je 0x53f6cf
cmp eax, 3
je 0x53f6cf
jmp 0x59977c
push esi
call fcn.0053f1d0
add esp, 4
pop esi
ret

Function at 0x53f6e0
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, 1
mov eax, dword [esi]
cmp eax, 0xa
jne 0x53f722
push esi
call fcn.0053f1d0
push esi
call fcn.0053f630
mov edi, eax
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
jne 0x53f74d
push esi
call fcn.0053f1d0
push esi
call fcn.0053f680
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
je 0x53f70a
jmp 0x53f74d
cmp eax, 0xb
je 0x53f74d
push esi
call fcn.0053f680
mov eax, dword [esi]
add esp, 4
cmp eax, 0xc
jne 0x53f74d
push esi
call fcn.0053f1d0
push esi
call fcn.0053f680
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
je 0x53f737
cmp dword [esi], 0xb
je 0x53f757
jmp 0x59977c
push esi
call fcn.0053f1d0
add esp, 4
mov eax, edi
pop edi
pop esi
ret
Function at 0x53f820
Capabilities:
Encode data using base64
Terminate process

Disassembly:
sub esp, 0x118
mov ecx, 0x3f
mov eax, 0x80808080
push ebx
push ebp
push esi
push edi
lea edi, [esp + 0x28]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov eax, 0x41
mov cl, al
sub cl, 0x41
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x5a
jle 0x53f842
mov eax, 0x61
mov dl, al
sub dl, 0x47
mov byte [esp + eax + 0x28], dl
inc eax
cmp eax, 0x7a
jle 0x53f856
mov eax, 0x30
mov cl, al
add cl, 4
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x39
jle 0x53f86a
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
xor ebp, ebp
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov byte [esp + 0x53], 0x3e
mov byte [esp + 0x57], 0x3f
mov byte [esp + 0x65], 0
mov dword [esp + 0x18], ebp
je 0x53f9fd
mov ebx, dword [esp + 0x130]
mov dword [esp + 0x10], 3
mov dword [esp + 0x14], 4
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x12c]
xor eax, eax
lea esi, [edx + ecx]
movsx ecx, byte [esi + eax]
mov dl, byte [esp + ecx + 0x28]
test dl, 0x80
jne 0x53f9ce
mov byte [esp + eax + 0x20], cl
mov byte [esp + eax + 0x1c], dl
inc eax
cmp eax, 4
jl 0x53f8cc
mov esi, dword [esp + 0x138]
mov edx, dword [esp + 0x10]
cmp edx, dword [esi]
jle 0x53f936
mov eax, dword [esp + 0x14]
push eax
call fcn.005972a7
mov ecx, dword [esi]
mov esi, ebx
mov edx, ecx
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebx
and ecx, 3
mov dword [esp + 0x2c], eax
rep movsb byte es:[edi], byte [esi]
call fcn.005971be
mov ecx, dword [esp + 0x140]
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x2c]
add esp, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov dl, ch
mov al, cl
sar dl, 4
shl al, 2
or dl, al
mov eax, dword [esp + 0x14]
mov byte [ebx + ebp], dl
inc ebp
inc eax
mov cl, ch
mov dword [esp + 0x14], eax
mov al, byte [esp + 0x1e]
mov dl, al
inc edi
sar dl, 2
shl cl, 4
or dl, cl
mov ecx, dword [esp + 0x14]
shl al, 6
or al, byte [esp + 0x1f]
mov byte [ebx + ebp], dl
inc ebp
mov edx, edi
inc ecx
inc edx
mov byte [ebx + ebp], al
mov al, byte [esp + 0x22]
inc ebp
inc ecx
inc edx
mov dword [esp + 0x10], edi
cmp al, 0x3d
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edx
je 0x53f9e3
mov cl, byte [esp + 0x23]
xor eax, eax
cmp cl, 0x3d
setne al
add eax, 2
cmp eax, 3
jl 0x53f9e3
mov edx, dword [esp + 0x18]
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
add edx, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x18], edx
cmp edx, ecx
jae 0x53fa04
jmp 0x53f8bc
push ecx
push str.Illegal_character__c_in_input._n
call fcn.00598967
add esp, 8
push 1
call fcn.005991a1
mov eax, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [eax], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
mov ebx, dword [esp + 0x130]
mov ecx, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [ecx], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
Function at 0x542cf0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.DLL_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x542d56
mov ebx, dword [sym.imp.KERNEL32.DLL_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x542d56
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x542d37
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x5430e0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x543118
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x543d90
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x543dd9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x544250
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x5c3480
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.00543e00
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00543e80
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00543e80
lea ecx, [esi + 0xc]
call fcn.005ac920
lea ecx, [esi + 0x10]
call fcn.005ac920
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00545410
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00545410
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00545410
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.005ac995
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.005ac995
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x549ab0
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 0x8c
lea eax, [esp]
push esi
push eax
push 1
push 0
push str.Control_PanelDesktop
push reloc.ODBC32.dll_SQLAllocConnect
mov esi, 3
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x549b23
lea ecx, [esp + 8]
lea edx, [esp + 0x10]
push ecx
mov ecx, dword [esp + 8]
lea eax, [esp + 0x10]
push edx
push eax
push 0
push str.WheelScrollLines
push ecx
mov dword [esp + 0x20], 0x80
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x549b18
push 0xa
lea edx, [esp + 0x14]
push eax
push edx
call fcn.00598bc4
add esp, 0xc
mov esi, eax
mov eax, dword [esp + 4]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x8c
ret