joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100c8b80
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
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 0x100c8cd6
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x100c8bb7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c8bc2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c8bcd
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
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x100c8bfd
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x100c8c0a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x100c8c17
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x100c8c24
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c8c2f
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c8c3a
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.100c8450
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x100c8c92
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.100a6b10
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.100c8ac0
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x100c8cd5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.100a6b10
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x100c8e30
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x10285294]
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.10078730
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.10078730
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.100c8450
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x100c9018
cmp ecx, 0x23
je 0x100c8ff2
cmp ecx, 0x27
jne 0x100c90a6
push 0
push ecx
push 0xfa
push 0xff
push 0x10206634
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.100a73f0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x100c8f91
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100c8f17
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x100c8f7f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.1003e83c
add esp, 0x10
test eax, eax
je 0x100c8f7f
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.100a73f0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x100c8f10
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.100a73f0
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x100c8fec
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.100a6b10
add esp, 0xc
push edi
jmp 0x100c9094
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100c9000
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x100c9039
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100c9023
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.100a73f0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x100c9090
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.100a6b10
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.100c8450
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1005d874
mov esp, ebp
pop ebp
ret
Function at 0x100c9cf0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x10285294]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x3f8]
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 0x100c9d83
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.10077c30
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x100c9db6
push str.Received_too_short_packet
push edi
call fcn.100a6b10
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.1005d874
mov esp, ebp
pop ebp
ret
push ebx
call fcn.100c98f0
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x100c9dd1
jmp dword [eax*4 + 0x100c9ee8]
cmp edx, 4
jle case.0x100c9dd1.4
push ebx
call fcn.100c98d0
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x100c9dd1.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.100a6a00
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x100c9e36
push 5
push esi
call fcn.100ca5f0
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1005d874
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.100b9d60
jmp 0x100c9eae
push ebx
call fcn.100c98d0
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x102044e8
push edi
call fcn.100a6bb0
add esp, 0x10
jmp case.0x100c9dd1.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.100c9aa0
add esp, 0xc
test eax, eax
je case.0x100c9dd1.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1005d874
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x101ea42c
push edi
call fcn.100a6b10
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.100ba0d0
add esp, 4
test eax, eax
je 0x100c9da3
push 5
push esi
call fcn.100ca5f0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.1005d874
mov esp, ebp
pop ebp
ret
Function at 0x100c9f00
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.0x100c9f1d.4
jmp dword [eax*4 + 0x100ca134]
lea eax, [edi + 0x15c]
push eax
call fcn.100c98d0
movzx ecx, word [edi + 0x40]
add esp, 4
movzx esi, ax
lea eax, [ecx + 1]
movzx eax, ax
cmp eax, esi
jne 0x100c9f4d
mov dword [edi + 0x18], 0
jmp 0x100c9f64
cmp ecx, esi
jne 0x100c9fd8
push esi
push str.Received_last_DATA_packet_block__d_again._n
push ebx
call fcn.100a6bb0
add esp, 0xc
mov word [edi + 0x40], si
lea esi, [edi + 0x160]
push 4
push esi
call fcn.100c9930
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.100c9910
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 0x100ca0aa
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.1008c84e
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.100a6bb0
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.100c9930
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.100c9910
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 0x100ca0aa
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.1008c84e
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.100a6bb0
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x100ca086
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 0x100ca110
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.100a4ed0
push eax
push 0x101ea42c
push ebx
call fcn.100a6b10
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.100c9930
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.100c9910
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 0x101ea42c
push ebx
call fcn.100a6b10
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x100ca5f0
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.0x100ca602
jmp dword [edx*4 + 0x100ca658]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.100ca150
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.100c9f00
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.100ca800
push str.TFTP_finished
push 0x102044e8
push eax
call fcn.100a6bb0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x101ea42c
push eax
call fcn.100a6b10
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x100cb5e0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x10285294]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x18]
push edi
push ecx
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x18], 0x10
mov eax, dword [esi + 0x16c]
or edi, 0xffffffff
mov ebx, dword [esi]
push ecx
push eax
mov dword [ebp - 0x1c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x100cb638
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push dword [ebp - 0x1c]
push esi
call fcn.100b5550
add esp, 8
cmp edi, 0xffffffff
jne 0x100cb66d
push str.Error_accept__ing_server_connect
push ebx
call fcn.100a6b10
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1005d874
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.100a6bb0
push 1
mov byte [esi + 0x223], 0
push edi
mov dword [esi + 0x16c], edi
call fcn.100d50c0
mov byte [esi + 0x179], 1
add esp, 0x10
mov eax, dword [ebx + 0x198]
test eax, eax
je 0x100cb6d2
push 1
push edi
push dword [ebx + 0x19c]
call eax
add esp, 0xc
test eax, eax
je 0x100cb6d2
push esi
call fcn.100cbaf0
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1005d874
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1005d874
mov esp, ebp
pop ebp
ret

Function at 0x100cda40
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
lea eax, [ecx - 0xc8]
mov edx, dword [edi]
cmp eax, 0x64
jb 0x100cda6f
push str.Couldnt_set_desired_mode
push edx
call fcn.100a6b10
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x100cda86
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.100a6bb0
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x100cda9d
push edi
call fcn.100cd7e0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x100cdab1
push edi
call fcn.100cc920
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x100cdac5
push edi
call fcn.100cd7c0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x100cdad5
push edi
call fcn.100cd920
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x100d2a90
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x10285294]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.100a2a2d
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x100d2af4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x100d2af4
lea eax, [ebp - 0x108]
push eax
call dword [0x1028649c]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1005d874
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.1005d874
mov esp, ebp
pop ebp
ret

Function at 0x100d2b10
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.100d2a90
Function at 0x100d50f0
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_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x100d5110
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x1020b584
push esi
mov dword [ebp - 8], ebx
call fcn.101d780b
add esp, 8
test eax, eax
je 0x100d515c
test ebx, ebx
je 0x100d514c
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_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x100d5185
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x100d5185
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_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x100d5230
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100d51a1
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x10286490]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x100d5226
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x100d5226
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100d51d2
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100d51f0
sub ecx, edx
add ecx, ebx
sub ecx, esi
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x100d5200
mov eax, dword [ebp - 8]
test eax, eax
je 0x100d521d
push 8
push 0
push ebx
call eax
jmp 0x100d5224
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x10286494]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret

Function at 0x100d8620
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 0x100d8653
push 0x2e
push edi
call fcn.10078890
add esp, 8
test eax, eax
je 0x100d8651
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret
Function at 0x100da960
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x10286490]
mov edi, eax
add esp, 4
test edi, edi
jne 0x100da98d
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x100da9d4
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], ebx
jmp 0x100da9da
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x100daa3b
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x100daa00
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x100daa67
mov eax, dword [esi + 4]
push 1
push 0x1020bd4e
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x1020bd4f
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x100daa40
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x1010c580
Capabilities:
Generate random numbers via winapi

Disassembly:
mov eax, 4
call fcn.1005d950
push ebx
push ebp
push esi
mov esi, dword [esp + 0x14]
push edi
push 1
push esi
xor edi, edi
call fcn.100e6ee0
mov ebx, eax
push ebx
push esi
call fcn.100e6dc0
mov ebp, eax
add esp, 0x10
test ebp, ebp
je 0x1010c609
push 0xf0000040
push 1
push edi
push edi
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x1010c5e3
push ebp
push ebx
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 0x14]
test eax, eax
cmovne edi, ebx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
lea eax, [edi*8]
push eax
push edi
push esi
call fcn.100e6e30
push esi
call fcn.100e6f80
mov edi, eax
add esp, 0x10
test edi, edi
je 0x1010c609
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push 1
push esi
call fcn.100e6ee0
mov ebx, eax
push ebx
push esi
call fcn.100e6dc0
mov ebp, eax
add esp, 0x10
test ebp, ebp
je 0x1010c678
push 0xf0000040
push 0x16
push str.Intel_Hardware_Cryptographic_Service_Provider
xor edi, edi
lea eax, [esp + 0x1c]
push edi
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x1010c65e
push ebp
push ebx
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 0x14]
test eax, eax
cmovne edi, ebx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
lea eax, [edi*8]
push eax
push edi
push esi
call fcn.100e6e30
push esi
call fcn.100e6f80
add esp, 0x10
mov edi, eax
test edi, edi
jne 0x1010c601
push esi
call fcn.100e6f80
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x10132d70
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x10132d97
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 0x10132d86
pop edi
movzx eax, dl
pop esi
ret