joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4fdaa0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 0x18]
push ebx
push ebp
lea ecx, [esp + 0x10]
push ecx
mov ecx, dword [esp + 0x1c]
xor ebx, ebx
mov dword [eax], ebx
mov eax, dword [esp + 0x20]
push edx
push eax
push ecx
mov dword [esp + 0x18], ebx
xor ebp, ebp
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
cmp eax, ebx
jne 0x4fdc51
push edi
mov edi, dword [esp + 0x14]
cmp edi, ebx
je 0x4fdc2f
push esi
jmp 0x4fdaf0
cmp dword [edi + 4], 2
jne 0x4fdba8
cmp dword [edi + 0x18], ebx
je 0x4fdba8
mov eax, dword [edi + 0x10]
cmp eax, ebx
jbe 0x4fdba8
cmp eax, 0x10
jb 0x4fdba8
push 0x20
call dword [0x582a88]
mov esi, eax
add esp, 4
cmp esi, ebx
je 0x4fdbb5
mov edx, dword [edi]
mov dword [esi], edx
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov ecx, dword [edi + 8]
mov dword [esi + 8], ecx
mov edx, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], edx
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], ebx
mov dword [esi + 0x14], ebx
mov dword [esi + 0x1c], ebx
call dword [0x582a88]
add esp, 4
mov dword [esi + 0x18], eax
cmp eax, ebx
je 0x4fdbbf
mov ecx, dword [edi + 0x18]
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov edx, dword [ecx + 8]
mov dword [eax + 8], edx
mov ecx, dword [ecx + 0xc]
mov dword [eax + 0xc], ecx
mov eax, dword [edi + 0x14]
cmp eax, ebx
je 0x4fdb95
push eax
call dword [0x582a94]
add esp, 4
mov dword [esi + 0x14], eax
cmp eax, ebx
je 0x4fdbd3
cmp dword [esp + 0x10], ebx
jne 0x4fdb9f
mov dword [esp + 0x10], esi
cmp ebp, ebx
je 0x4fdba6
mov dword [ebp + 0x1c], esi
mov ebp, esi
mov edi, dword [edi + 0x1c]
cmp edi, ebx
jne 0x4fdaf0
jmp 0x4fdbef
mov dword [esp + 0x14], 8
jmp 0x4fdbef
push esi
mov dword [esp + 0x18], 8
call dword [0x582a8c]
add esp, 4
jmp 0x4fdbef
mov edx, dword [esi + 0x18]
push edx
mov dword [esp + 0x18], 8
call dword [0x582a8c]
push esi
call dword [0x582a8c]
add esp, 8
mov eax, dword [esp + 0x18]
pop esi
cmp eax, ebx
je 0x4fdbff
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
cmp dword [esp + 0x10], ebx
je 0x4fdc29
mov eax, dword [esp + 0xc]
push eax
call fcn.004fda60
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x14]
add esp, 4
pop edi
mov ecx, ebx
pop ebp
mov dword [esp + 4], ebx
mov dword [edx], ecx
pop ebx
add esp, 0xc
ret
cmp dword [esp + 0xc], ebx
jne 0x4fdc42
push 0x2af9
mov dword [esp + 0x14], 0x2af9
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
mov dword [edx], ecx
pop edi
pop ebp
pop ebx
add esp, 0xc
ret

Function at 0x4fdf90
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.004c57fc
add esp, 0x18
test eax, eax
je 0x4fdfb3
cmp eax, 0xffffffff
jne 0x4fdfb5
xor eax, eax
ret
Function at 0x505750
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esi + 0x10]
mov ecx, dword [eax]
push str.Connected_for_receive
push 0x542ad4
push ecx
call fcn.004f9100
add esp, 0xc
mov eax, esi
mov dword [esi], 1
call fcn.00504910
test eax, eax
jne 0x505780
mov eax, esi
jmp fcn.00504da0
ret
Function at 0x505b90
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
mov ebx, dword [ebp]
push esi
mov esi, dword [ebp + 0x400]
push edi
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
mov edx, dword [esi + 0x154]
mov eax, dword [esi + 0x15c]
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esi + 0x14]
push 0
add edx, 4
lea edi, [esi + 0x15c]
push edx
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x505c1f
mov edx, dword [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
lea ecx, [esi + 0xc8]
push ecx
call fcn.004bf1d0
mov edx, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], edx
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x505c5a
push str.Received_too_short_packet
push ebx
call fcn.004f9190
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004ba1db
add esp, 0x88
ret
mov eax, edi
call fcn.00504ab0
movzx eax, ax
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x505c73
jmp dword [eax*4 + 0x505d5c]
cmp edx, 4
jle case.0x505c73.4
mov eax, edi
call fcn.00504ac0
movzx ecx, word [esi + 0x40]
inc ecx
cmp cx, ax
jne case.0x505c73.4
add edx, 0xfffffffc
push edx
mov edx, dword [edi]
add edx, 4
push edx
push 1
push ebp
call fcn.004f9650
mov edi, eax
add esp, 0x10
test edi, edi
je 0x505cc6
mov ecx, 5
mov eax, esi
call fcn.00505b10
mov eax, edi
jmp 0x505c41
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0x70], eax
mov ecx, dword [ebx + 0x70]
adc dword [ebx + 0x74], edx
mov eax, dword [ebx + 0x74]
push eax
push ecx
push ebx
call fcn.005136d0
jmp 0x505d32
mov eax, edi
call fcn.00504ac0
movzx edx, ax
mov eax, dword [edi]
add eax, 4
push eax
push 0x542ad4
push ebx
mov dword [esi + 8], edx
call fcn.004f9100
jmp 0x505d32
mov ecx, dword [edi]
add edx, 0xfffffffe
push edx
add ecx, 2
push ecx
push esi
call fcn.00504b50
add esp, 0xc
test eax, eax
je case.0x505c73.4
jmp 0x505c41
push str.Internal_error:_Unexpected_packet
push 0x551990
push ebx
call fcn.004f9190
add esp, 0xc
push ebp
call fcn.005137b0
add esp, 4
test eax, eax
je 0x505c3f
mov ecx, 5
mov eax, esi
call fcn.00505b10
mov eax, 0x2a
jmp 0x505c41

Function at 0x506b20
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x506b55
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004f9190
add esp, 0xc
jmp 0x506b8e
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [esp]
cmp al, 2
jne 0x506b80
shr eax, 8
test al, al
jne 0x506b80
xor eax, eax
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.004ba1db
add esp, 0x194
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004f9190
add esp, 8
mov ecx, dword [esp + 0x190]
xor ecx, esp
mov eax, 2
call fcn.004ba1db
add esp, 0x194
ret
Function at 0x506d20
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov edx, dword [edi + 0x154]
mov al, byte [esp + 8]
push esi
mov esi, dword [edi]
push 0
push 3
lea ecx, [esp + 0xc]
push ecx
push edx
mov byte [esp + 0x14], 0xff
mov byte [esp + 0x15], al
mov byte [esp + 0x16], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x506d64
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004f9190
add esp, 0xc
mov esi, dword [esp + 0xc]
mov ecx, dword [edi]
push str.SENT
mov eax, ebx
call fcn.00506c20
add esp, 4
pop esi
pop ecx
ret
Function at 0x507690
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x90c
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x908], eax
push ebx
push ebp
push esi
push edi
push 0x7f
lea eax, [esp + 0x9d]
mov ebx, ecx
push 0
push eax
mov dword [esp + 0x20], ebx
mov byte [esp + 0xa4], 0
call fcn.004ba280
push 0x7f
lea ecx, [esp + 0x29]
push 0
push ecx
mov byte [esp + 0x30], 0
call fcn.004ba280
mov ebp, dword [ebx]
mov edi, dword [ebp + 0x128]
mov edx, dword [edi + 0x1eb4]
sub edx, dword [edi + 0x1eb0]
lea eax, [edi + 0x1cb0]
add edx, 2
push edx
push 0x3c
mov esi, ebp
mov dword [esp + 0x30], ebp
call fcn.005070b0
mov eax, dword [edi + 0x1eb0]
movzx ecx, byte [eax]
inc eax
add esp, 0x20
mov dword [edi + 0x1eb0], eax
cmp ecx, 0x18
je 0x507878
cmp ecx, 0x23
je 0x507852
cmp ecx, 0x27
jne 0x50790a
push 0
push ecx
push 0xfa
push 0xff
push 0x5449f0
lea eax, [esp + 0x12c]
push 0x800
push eax
call fcn.004fcc50
mov esi, dword [edi + 0x1cac]
add esp, 0x1c
mov ebp, 4
test esi, esi
je 0x5077e6
lea esp, [esp]
mov ebx, dword [esi]
mov eax, ebx
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x507777
sub eax, edx
lea edi, [eax + ebp + 1]
cmp edi, 0x7fa
jae 0x5077db
lea ecx, [esp + 0x18]
push ecx
lea edx, [esp + 0x9c]
push edx
push str._127_____127s
push ebx
call fcn.004ba920
add esp, 0x10
test eax, eax
je 0x5077db
lea eax, [esp + 0x18]
push eax
push 1
lea ecx, [esp + 0xa0]
push ecx
push 0
mov edx, 0x800
push str._c_s_c_s
sub edx, ebp
push edx
lea eax, [esp + ebp + 0x130]
push eax
call fcn.004fcc50
add esp, 0x1c
mov ebp, edi
mov esi, dword [esi + 4]
test esi, esi
jne 0x507770
mov ebx, dword [esp + 0x14]
push 0xf0
push 0xff
mov ecx, 0x800
push 0x5449cc
sub ecx, ebp
push ecx
lea edx, [esp + ebp + 0x128]
push edx
call fcn.004fcc50
mov ecx, dword [ebx + 0x154]
add esp, 0x14
push 0
add ebp, 2
push ebp
lea eax, [esp + 0x120]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x507845
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, dword [esp + 0x10]
push eax
push str.Sending_data_failed___d_
push edx
call fcn.004f9190
add esp, 0xc
mov esi, dword [esp + 0x10]
add ebp, 0xfffffffe
push ebp
jmp 0x5078f9
lea ecx, [edi + 0x1c28]
mov eax, ecx
lea esi, [eax + 1]
lea ecx, [ecx]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x507860
push 0xf0
push 0xff
push ecx
push 0
push 0x23
jmp 0x507899
lea ecx, [edi + 0x1c08]
mov eax, ecx
lea esi, [eax + 1]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x507883
push 0xf0
push 0xff
push ecx
push 0
push 0x18
push 0xfa
push 0xff
sub eax, esi
push str._c_c_c_c_s_c_c
lea edi, [eax + 6]
lea eax, [esp + 0x138]
push 0x800
push eax
call fcn.004fcc50
mov edx, dword [ebx + 0x154]
add esp, 0x28
push 0
push edi
lea ecx, [esp + 0x120]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x5078f3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebp
call fcn.004f9190
add esp, 0xc
add edi, 0xfffffffe
mov esi, ebp
push edi
push 0x3e
lea eax, [esp + 0x122]
call fcn.005070b0
add esp, 8
mov ecx, dword [esp + 0x918]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004ba1db
add esp, 0x90c
ret
Function at 0x507a90
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
mov eax, dword [eax]
push ebx
mov ebx, dword [eax + 0x128]
mov dword [esp + 4], eax
jne 0x507bf9
push ebp
push esi
push edi
lea edi, [ebx + 0x1cb0]
lea ebp, [ebx + 0x1eb0]
mov dword [ebp], edi
cmp edi, ebp
jae 0x507ac9
mov byte [edi], 0xff
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507ad6
mov byte [eax], 0xfa
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507ae3
mov byte [eax], 0x1f
inc dword [ebp]
movzx ecx, word [ebx + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push ecx
call esi
movzx edx, ax
movzx eax, word [ebx + 0x1caa]
push eax
mov dword [esp + 0x20], edx
call esi
movzx ecx, ax
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b17
mov dl, byte [esp + 0x1c]
mov byte [eax], dl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b27
mov dl, byte [esp + 0x1d]
mov byte [eax], dl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b33
mov byte [eax], cl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b3f
mov byte [eax], ch
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b4c
mov byte [eax], 0xff
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x507b59
mov byte [eax], 0xf0
inc dword [ebp]
mov eax, dword [ebp]
mov esi, dword [esp + 0x10]
mov ecx, eax
sub ecx, edi
sub ecx, 2
push ecx
mov dword [ebx + 0x1eb4], eax
lea eax, [ebx + 0x1cb2]
push 0x3e
mov dword [ebp], edi
call fcn.005070b0
mov ebp, dword [sym.imp.WS2_32.dll_send]
add esp, 8
push 0
push 3
push edi
mov edi, dword [esp + 0x24]
mov edx, dword [edi + 0x154]
push edx
call ebp
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jge 0x507bb8
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.004f9190
add esp, 0xc
lea ecx, [ebx + 0x1cb3]
push 4
push ecx
call fcn.00507930
mov edx, dword [edi + 0x154]
add esp, 8
push 0
push 2
add ebx, 0x1cb7
push ebx
push edx
call ebp
test eax, eax
jge 0x507bf6
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.004f9190
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x508640
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x18
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x14], eax
push ebx
mov ebx, dword [esi + 0x158]
push ebp
mov ebp, dword [esi]
push edi
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 0x14]
push ecx
push ebx
or edi, 0xffffffff
mov dword [esp + 0x18], 0x10
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x508694
lea edx, [esp + 0xc]
push edx
lea eax, [esp + 0x14]
push eax
push ebx
mov dword [esp + 0x18], 0x10
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push ebx
push esi
call fcn.004fbb70
add esp, 8
cmp edi, 0xffffffff
jne 0x5086c8
push str.Error_accept__ing_server_connect
push ebp
call fcn.004f9190
add esp, 8
pop edi
pop ebp
mov eax, 0x1e
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.004ba1db
add esp, 0x18
ret
push str.Connection_accepted_from_server_n
push ebp
call fcn.004f9100
push 1
push edi
mov dword [esi + 0x158], edi
call fcn.00517410
mov dword [esi + 0x168], 1
mov eax, dword [ebp + 0x1b0]
add esp, 0x10
test eax, eax
je 0x508736
mov ecx, dword [ebp + 0x1b4]
push 1
push edi
push ecx
call eax
add esp, 0xc
test eax, eax
je 0x508736
push edi
push esi
call fcn.004fbb70
add esp, 8
pop edi
pop ebp
mov dword [esi + 0x158], 0xffffffff
mov eax, 0x2a
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.004ba1db
add esp, 0x18
ret
mov ecx, dword [esp + 0x20]
pop edi
pop ebp
pop ebx
xor ecx, esp
xor eax, eax
call fcn.004ba1db
add esp, 0x18
ret
Function at 0x50be30
Capabilities:
Check http status code

Disassembly:
mov eax, 0x51eb851f
imul ecx
sar edx, 5
push ebx
mov ebx, dword [edi]
mov eax, edx
push ebp
mov ebp, dword [esp + 0xc]
shr eax, 0x1f
push esi
add eax, edx
xor esi, esi
cmp eax, 2
je 0x50be66
push str.Couldnt_set_desired_mode
push ebx
call fcn.004f9190
add esp, 8
lea eax, [esi + 0x11]
pop esi
pop ebp
pop ebx
ret
cmp ecx, 0xc8
je 0x50be7d
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push ebx
call fcn.004f9100
add esp, 0xc
cmp ebp, 0x13
jne 0x50be91
push edi
call fcn.0050bdc0
add esp, 4
mov esi, eax
pop esi
pop ebp
pop ebx
ret
cmp ebp, 0x14
jne 0x50bea5
push edi
call fcn.00509140
add esp, 4
mov esi, eax
pop esi
pop ebp
pop ebx
ret
cmp ebp, 0x15
jne 0x50beb7
mov eax, edi
call fcn.0050be10
mov esi, eax
pop esi
pop ebp
pop ebx
ret
cmp ebp, 0x16
jne 0x50bec5
mov eax, edi
call fcn.0050be20
mov esi, eax
mov eax, esi
pop esi
pop ebp
pop ebx
ret
Function at 0x510b10
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 0xc]
push eax
call fcn.00510b00
add esp, 4
mov dword [esp + 0xc], eax
jmp fcn.004d232b
Function at 0x512b10
Capabilities:
Parse pe header

Disassembly:
mov al, byte [esp + 4]
movsx ecx, al
add ecx, 0xffffff9f
cmp ecx, 0x19
ja case.default.0x512b1f
jmp dword [ecx*4 + 0x512b74]
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

Function at 0x512d00
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.004d7366
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x512d65
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x512d65
lea edx, [esp]
push edx
call dword [0x582a94]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004ba1db
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.004ba1db
add esp, 0x108
ret
jmp 0x512d00

Function at 0x512d80
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.004d7366
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x512d65
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x512d65
lea edx, [esp]
push edx
call dword [0x582a94]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004ba1db
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.004ba1db
add esp, 0x108
ret
jmp 0x512d00
Function at 0x517440
Capabilities:
Check for time delay via gettickcount

Disassembly:
mov eax, dword [esp + 4]
push ebx
mov ebx, dword [eax + 0x2c]
push esi
push edi
mov edi, dword [ebx]
mov esi, dword [edi + 0x1ec]
test esi, esi
jne 0x517459
mov esi, dword [eax + 0x28]
mov ecx, dword [eax + 0x24]
mov edx, dword [eax + 0x20]
push ecx
push edx
call fcn.004f8ce0
push edx
push eax
call fcn.004f8d10
add esp, 0x10
sub esi, eax
cmp dword [edi + 0x1e0], 0
je 0x5174a6
mov eax, dword [ebx + 0x148]
mov ecx, dword [ebx + 0x144]
push eax
push ecx
call fcn.004f8ce0
push edx
push eax
call fcn.004f8d10
mov ecx, dword [edi + 0x1e0]
sub ecx, eax
add esp, 0x10
cmp esi, ecx
mov eax, ecx
jge 0x5174a8
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x5197e0
Capabilities:
Get hostname

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
push edi
push esi
mov byte [esi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [esi + edi - 1], 0
test eax, eax
jne 0x519812
push 0x2e
push esi
call fcn.004d1530
add esp, 8
test eax, eax
je 0x519810
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
ret

Function at 0x519980
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
sub esp, 0x24
mov eax, dword [0x580ca0]
xor eax, esp
mov dword [esp + 0x20], eax
push ebp
mov ebp, dword [esp + 0x30]
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x14]
push eax
mov dword [esp + 0x1c], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x519a2a
xor eax, eax
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], eax
mov dword [esp + 0x18], eax
push esi
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], eax
lea esi, [esp + 0x20]
mov eax, ebp
mov byte [esp + 0x14], 8
mov byte [esp + 0x15], 2
mov dword [esp + 0x18], 0x6601
mov dword [esp + 0x1c], 8
call fcn.005198f0
mov ecx, esi
push 8
push ecx
call fcn.0051c2b0
mov ecx, dword [esp + 0x10]
add esp, 8
lea edx, [esp + 0x10]
push edx
push 0
push 0
push 0x14
lea eax, [esp + 0x24]
push eax
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
pop esi
test eax, eax
jne 0x519a3c
mov edx, dword [esp + 4]
push eax
push edx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
pop ebp
mov ecx, dword [esp + 0x20]
xor ecx, esp
call fcn.004ba1db
add esp, 0x24
ret
mov eax, dword [esp + 0x2c]
mov ecx, dword [eax]
mov dword [edi], ecx
mov edx, dword [eax + 4]
mov eax, dword [esp + 8]
push eax
lea ecx, [esp + 0xc]
push ecx
push edi
push 0
push 0
mov dword [edi + 4], edx
mov edx, dword [esp + 0x20]
push 0
push edx
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
mov ecx, dword [esp + 4]
push 0
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [esp + 0x24]
pop ebp
xor ecx, esp
mov eax, 1
call fcn.004ba1db
add esp, 0x24
ret
Function at 0x519bf0
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x24]
mov eax, edi
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x519c00
sub eax, edx
mov esi, eax
lea ebp, [esi + esi]
push ebp
call dword [0x582a88]
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x519c29
pop edi
pop esi
pop ebp
lea eax, [ebx + 0x1b]
pop ebx
add esp, 0xc
ret
mov ecx, ebx
call fcn.00519b90
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x24]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
mov esi, dword [esp + 0x28]
test eax, eax
je 0x519caf
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x10]
push ecx
push 0
push 0
push 0x8002
push edx
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x519ca2
mov eax, dword [esp + 0x10]
push 0
push ebp
push ebx
push eax
mov dword [esp + 0x28], 0x10
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
mov edx, dword [esp + 0x10]
push 0
lea ecx, [esp + 0x1c]
push ecx
push esi
push 2
push edx
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov ecx, dword [esp + 0x14]
push 0
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
mov dword [esi + 0x10], eax
push ebx
mov byte [esi + 0x14], al
call dword [0x582a8c]
add esp, 4
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0xc
ret

Function at 0x519fa0
Capabilities:
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0xf0000000
push 1
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x519fd1
mov ecx, dword [esi]
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x8003
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
pop esi
ret

Function at 0x519fe0
Capabilities:
Hash data via wincrypt

Disassembly:
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
push 0
push eax
mov eax, dword [edx + 4]
push ecx
push eax
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
ret