Function Graph 0Basic Block 0Opcode: 55sub_804b7f2:Opcode: 55push    ebpOpcode: 89 e5mov     ebp, espOpcode: 81 ec a8 00 00 00sub     esp, 0xa8 {var_ac}Opcode: 8b 45 08mov     eax, dword [ebp+data_8 {arg_4}]Opcode: 89 45 f8mov     dword [ebp-0x8 {var_c}], eaxOpcode: 85 c0test    eax, eaxOpcode: 0f 85 ae fd ff ffjne     0x804b5b7Basic Block 1Opcode: 8d 05 2e 00 05 08lea     eax, [data_805002e]  {"passwd"}Opcode: 8d 0d df 01 05 08lea     ecx, [data_80501df]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: 89 4c 24 04mov     dword [esp+data_4 {var_a8}], ecxOpcode: e8 6f e3 ff ffcall    sub_804993eOpcode: 90nop     Opcode: 89 45 f4mov     dword [ebp-0xc {var_10}], eaxOpcode: 85 c0test    eax, eaxOpcode: 75 15jne     0x804b5ecBasic Block 2Opcode: 8d 05 ac 02 05 08lea     eax, [data_80502ac]  {"Invalid username"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 72 ca ff ffcall    sub_8048289Opcode: 90nop     Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 3a fe ff ffjmp     0x804b65bBasic Block 3Opcode: eb 00jmp     0x804b5eeBasic Block 4Opcode: 8d 05 d3 02 05 08lea     eax, [data_80502d3]  {"Unable to open passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 a4 cc ff ffcall    sub_8048289Opcode: 90nop     Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: eb 6fjmp     0x804b65bBasic Block 5Opcode: 0f b6 45 ffmovzx   eax, byte [ebp-0x1 {var_5}]Opcode: 81 c4 a8 00 00 00add     esp, 0xa8 {var_4}Opcode: 5dpop     ebpOpcode: e9 d2 cb ff ffjmp     0x804823dBasic Block 6Opcode: b8 7f 00 00 00mov     eax, data_7fOpcode: 8d 8d 74 ff ff fflea     ecx, [ebp-0x8c] {var_90}Opcode: 8b 55 f4mov     edx, dword [ebp-0xc {var_10}]Opcode: 89 0c 24mov     dword [esp {var_ac}], ecxOpcode: c7 44 24 04 7f 00 00 00mov     dword [esp+data_4 {var_a8}], data_7fOpcode: 89 54 24 08mov     dword [esp+data_8 {var_a4}], edxOpcode: 89 85 6c ff ff ffmov     dword [ebp-0x94 {var_98}], eaxOpcode: e8 ec 16 00 00call    sub_804cd02Opcode: 90nop     Opcode: 85 c0test    eax, eaxOpcode: 0f 84 c6 2f 00 00je      0x804e5e5Basic Block 7Opcode: 81 24 24 ff ff ff 7fand     dword [esp], 0x7fffffffOpcode: 8b 0c 24mov     ecx, dword [esp]Opcode: 80 39 90cmp     byte [ecx], 0x90Opcode: 0f 85 1f 24 00 00jne     0x804a66fBasic Block 8Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 1c 9f ff ffcall    sub_804850cOpcode: 90nop     Opcode: 88 85 6a ff ff ffmov     byte [ebp-0x96 {var_9a}], alOpcode: e8 17 a9 ff ffcall    sub_8048f13Opcode: 90nop     Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 55 d0 ff ffjmp     0x804b65bBasic Block 9Opcode: 8d 05 f2 02 05 08lea     eax, [data_80502f2]Opcode: 8d 8d 74 ff ff fflea     ecx, [ebp-0x8c] {var_90}Opcode: 89 0c 24mov     dword [esp {var_ac}], ecxOpcode: 89 44 24 04mov     dword [esp+data_4 {var_a8}], eaxOpcode: e8 f2 29 00 00call    sub_804e029Opcode: 90nop     Opcode: 89 85 70 ff ff ffmov     dword [ebp-0x90 {var_94}], eaxOpcode: 85 c0test    eax, eaxOpcode: 0f 85 50 2a 00 00jne     0x804e096Basic Block 10Opcode: 59pop     ecxOpcode: 80 79 ff f4cmp     byte [ecx-0x1], 0xf4Opcode: 75 08jne     0x804a67eBasic Block 11Opcode: c3retn    Basic Block 12Opcode: 8b 85 70 ff ff ffmov     eax, dword [ebp-0x90 {var_94}]Opcode: 8b 4d f8mov     ecx, dword [ebp-0x8 {var_c}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: 89 4c 24 04mov     dword [esp+data_4 {var_a8}], ecxOpcode: e8 cc a7 ff ffcall    sub_8048877Opcode: 90nop     Opcode: 85 c0test    eax, eaxOpcode: 0f 85 f4 fb ff ffjne     0x804dca8Basic Block 13Opcode: 8d 05 f4 02 05 08lea     eax, [data_80502f4]  {"Failed to parse passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 35 cc ff ffcall    sub_8048289Opcode: 90nop     Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: eb 00jmp     0x804b65bBasic Block 14Opcode: 81 f9 77 83 04 08cmp     ecx, sub_804c417-0x40a0Opcode: 0f 84 44 04 00 00je      0x804aaceBasic Block 15Opcode: 81 e1 ff ff ff 7fand     ecx, 0x7fffffffOpcode: ff e1jmp     ecxBasic Block 16Opcode: e9 41 d9 ff ffjmp     0x804b5eeBasic Block 17Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 4d a4 ff ffcall    sub_804850cOpcode: 90nop     Opcode: c6 45 ff 01mov     byte [ebp-0x1 {var_5}], 0x1Opcode: 88 85 6b ff ff ffmov     byte [ebp-0x95 {var_99}], alOpcode: e9 8c d5 ff ffjmp     0x804b65bBasic Block 18Opcode: b8 06 00 00 00mov     eax, data_6Opcode: 8d 4d eelea     ecx, [ebp-0x12]Opcode: 81 c1 01 00 00 00add     ecx, data_1Opcode: 89 0c 24mov     dword [esp], ecxOpcode: c7 44 24 04 06 00 00 00mov     dword [esp+data_4], data_6Opcode: 89 45 b0mov     dword [ebp-0x50], eaxOpcode: e8 0f ea ff ffcall    sub_80494feOpcode: 90nop     Opcode: 8d 4d eelea     ecx, [ebp-0x12]Opcode: 81 c1 01 00 00 00add     ecx, data_1Opcode: 89 4d dcmov     dword [ebp-0x24], ecxOpcode: 8b 4d e4mov     ecx, dword [ebp-0x1c]Opcode: 81 c1 0c 00 00 00add     ecx, data_cOpcode: 8b 55 dcmov     edx, dword [ebp-0x24]Opcode: 89 0c 24mov     dword [esp], ecxOpcode: 0f b6 4a 05movzx   ecx, byte [edx+data_5]Opcode: 89 4c 24 04mov     dword [esp+data_4], ecxOpcode: 89 45 acmov     dword [ebp-0x54], eaxOpcode: e8 40 e8 ff ffcall    sub_804935bOpcode: 90nop     Opcode: 8b 45 dcmov     eax, dword [ebp-0x24]Opcode: 8b 00mov     eax, dword [eax]Opcode: 8b 4d e4mov     ecx, dword [ebp-0x1c]Opcode: 89 41 1cmov     dword [ecx+0x1c], eaxOpcode: 8b 45 dcmov     eax, dword [ebp-0x24]Opcode: 8a 58 04mov     bl, byte [eax+data_4]Opcode: 8b 45 e4mov     eax, dword [ebp-0x1c]Opcode: 88 58 20mov     byte [eax+data_20], blOpcode: e9 b5 03 00 00jmp     0x804aeedBasic Block 19Opcode: b8 01 00 00 00mov     eax, data_1Opcode: cd 80int     0x80Opcode: cd 80{ Does not return }Basic Block 20Opcode: 8b 45 e4mov     eax, dword [ebp-0x1c]Opcode: 83 c4 70add     esp, 0x70Opcode: 5epop     esiOpcode: 5bpop     ebxOpcode: 5dpop     ebpOpcode: e9 42 d3 ff ffjmp     0x804823d