Function at 0x43d5b3
Capabilities:
Parse credit card information
Query environment variable

Disassembly:
push ebp
lea ebp, [esp - 0x68]
sub esp, 0xb8
push ebx
push esi
push edi
mov esi, ecx
push 0x4ad684
mov dword [ebp + 0x50], esi
call dword [sym.imp.KERNEL32.DLL_EnterCriticalSection]
mov edi, dword [ebp + 0x78]
mov al, byte [esi + 9]
test edi, edi
setl byte [ebp + 0x56]
and al, 0x11
cmp byte [ebp + 0x56], 0
mov byte [ebp + 0x57], al
jne 0x43d5ee
test byte [ebp + 0x7c], 0x40
je 0x43d5f2
mov byte [ebp + 0x57], 0
and byte [ebp + 0x7c], 1
push 0x50
pop eax
push eax
lea ecx, [ebp + 0x44]
mov dword [ebp + 0x40], eax
call fcn.00435d80
mov eax, 0x400
cmp edi, eax
jge 0x43d619
mov ecx, dword [ebp + 0x74]
push eax
mov edi, eax
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
mov dword [ebp + 0x58], eax
mov ebx, esi
mov dword [ebp + 0x60], ebx
mov eax, dword [ebp + 0x58]
cmp ebx, eax
jae 0x43dccd
mov edx, dword [ebp + 0x70]
cmp word [edx], 0
je 0x43dccd
add eax, 0xfffff81c
mov ecx, ebx
sub ecx, eax
test ecx, 0xfffffffe
jl 0x43d67b
mov ecx, dword [ebp + 0x74]
add edi, 0x400
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
mov edx, dword [ebp + 0x70]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
cmp word [edx], 0x25
je 0x43d6a6
mov ecx, 0x3dd
mov ax, word [edx]
test ax, ax
je 0x43d62a
cmp ax, 0x25
je 0x43d62a
mov word [ebx], ax
inc ebx
inc ebx
inc edx
inc edx
dec ecx
mov dword [ebp + 0x60], ebx
mov dword [ebp + 0x70], edx
jns 0x43d686
jmp 0x43d62a
cmp byte [ebp + 0x7c], 0
mov dword [ebp + 0x64], edx
je 0x43d995
lea eax, [edx + 2]
mov cx, word [eax]
cmp cx, 0x25
mov dword [ebp + 0x48], eax
jne 0x43d6d2
mov word [ebx], cx
inc ebx
inc ebx
add edx, 4
mov dword [ebp + 0x70], edx
jmp 0x43d627
cmp cx, 0x23
jne 0x43d715
mov ecx, dword [ebp + 0x50]
mov eax, dword [ecx + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x70], edx
je 0x43d62a
mov ecx, dword [ecx + 0x38]
mov eax, dword [eax + ecx*4 + 8]
mov cx, word [eax]
test cx, cx
je 0x43d62a
mov word [ebx], cx
inc ebx
inc ebx
inc eax
inc eax
xor ecx, ecx
mov cx, word [eax]
test cx, cx
jne 0x43d6ff
jmp 0x43d627
cmp cx, 0x2a
jne 0x43d7a6
mov eax, dword [ebp + 0x50]
mov eax, dword [eax + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x70], edx
je 0x43d62a
mov ecx, dword [ebp + 0x50]
mov ecx, dword [ecx + 0x38]
push dword [eax + ecx*4]
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
mov dword [ebp + 0x78], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43d77b
mov eax, dword [ebp + 0x78]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x78]
mov eax, dword [ebp + 0x50]
mov ecx, dword [eax + 0x38]
mov eax, dword [eax + 0x3c]
mov eax, dword [eax + ecx*4]
js 0x43d62a
mov ecx, dword [ebp + 0x78]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43d794
jmp 0x43d627
cmp cx, 0x40
jne 0x43d839
mov eax, dword [ebp + 0x50]
mov eax, dword [eax + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x70], edx
je 0x43d62a
mov ecx, dword [ebp + 0x50]
mov ecx, dword [ecx + 0x38]
push dword [eax + ecx*4 + 4]
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
mov dword [ebp + 0x78], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43d80d
mov eax, dword [ebp + 0x78]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x78]
mov eax, dword [ebp + 0x50]
mov ecx, dword [eax + 0x38]
mov eax, dword [eax + 0x3c]
mov eax, dword [eax + ecx*4 + 4]
js 0x43d62a
mov ecx, dword [ebp + 0x78]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43d827
jmp 0x43d627
push ecx
call fcn.004103b8
add esp, 4
test al, al
jne 0x43d867
cmp cx, 0x7e
jb 0x43d995
xor eax, eax
mov ax, word [edx + 4]
push eax
call fcn.004103b8
add esp, 4
test al, al
je 0x43d995
and dword [ebp + 0x4c], 0
cmp cx, 0x7e
jb 0x43d87b
mov edx, dword [ebp + 0x48]
mov dword [ebp + 0x4c], 0x25
inc edx
inc edx
mov dword [ebp + 0x70], edx
movzx edx, word [edx]
xor ecx, ecx
and dword [ebp + 0x38], ecx
push edx
mov dword [ebp + 0x78], edx
call fcn.004103b8
add esp, 4
test al, al
je 0x43d8d8
push 0
push 0xa
push dword [ebp + 0x38]
push ecx
call fcn.0047fe80
mov ecx, eax
movzx eax, word [ebp + 0x78]
mov ebx, edx
cdq
add ecx, eax
adc ebx, edx
add ecx, 0xffffffd0
adc ebx, 0xffffffff
add dword [ebp + 0x70], 2
mov eax, dword [ebp + 0x70]
movzx eax, word [eax]
push eax
mov dword [ebp + 0x38], ebx
mov dword [ebp + 0x78], eax
call fcn.004103b8
add esp, 4
test al, al
jne 0x43d898
mov ebx, dword [ebp + 0x60]
mov eax, dword [ebp + 0x50]
mov eax, dword [eax + 0x38]
cdq
cmp dword [ebp + 0x38], edx
mov dword [ebp + 0x2c], eax
ja 0x43d62a
jb 0x43d8f5
cmp ecx, eax
jae 0x43d62a
mov eax, dword [ebp + 0x50]
mov eax, dword [eax + 0x3c]
test eax, eax
je 0x43d62a
mov eax, dword [eax + ecx*4]
push eax
mov dword [ebp + 0x64], eax
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
cmp dword [ebp + 0x4c], 0
mov dword [ebp + 0x78], eax
je 0x43d938
mov eax, dword [ebp + 0x64]
cmp word [eax], 0x22
jne 0x43d938
mov ecx, dword [ebp + 0x78]
cmp word [eax + ecx*2 - 2], 0x22
jne 0x43d930
dec dword [ebp + 0x78]
dec dword [ebp + 0x78]
inc eax
inc eax
mov dword [ebp + 0x64], eax
mov eax, dword [ebp + 0x78]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43d971
mov eax, dword [ebp + 0x78]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x78]
js 0x43d62a
mov eax, dword [ebp + 0x78]
inc eax
mov ecx, dword [ebp + 0x64]
mov cx, word [ecx]
add dword [ebp + 0x64], 2
mov word [ebx], cx
inc ebx
inc ebx
dec eax
jne 0x43d97e
jmp 0x43d627
push 8
push str._RANDOM_
push dword [ebp + 0x70]
call dword [sym.imp.SHLWAPI.dll_StrCmpNIW]
test eax, eax
jne 0x43da44
add dword [ebp + 0x70], 0x10
and word [ebp - 0x50], ax
call fcn.00432a01
and edx, 0x7fffffff
push edx
push eax
lea eax, [ebp - 0x50]
push eax
call fcn.004752ea
and word [ebp - 0x12], 0
add esp, 0xc
lea eax, [ebp - 0x50]
push eax
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
cmp eax, 1
mov dword [ebp + 0x78], eax
jge 0x43d9e9
and dword [ebp + 0x78], 0
mov eax, dword [ebp + 0x78]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43da22
mov eax, dword [ebp + 0x78]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x78]
lea eax, [ebp - 0x50]
js 0x43d62a
mov ecx, dword [ebp + 0x78]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43da32
jmp 0x43d627
mov ecx, dword [ebp + 0x70]
add ecx, 2
mov dword [ebp + 0x48], ecx
xor eax, eax
jmp 0x43da68
cmp ax, 0x25
je 0x43da73
cmp ax, 0x3d
je 0x43da73
call fcn.0040bc38
test al, al
jne 0x43da73
inc ecx
inc ecx
mov ax, word [ecx]
test ax, ax
mov dword [ebp + 0x70], ecx
jne 0x43da51
movsx edx, byte [ebp + 0x57]
mov eax, ecx
sub eax, dword [ebp + 0x64]
mov dword [ebp + 0x4c], ecx
sar eax, 1
cmp word [ecx], 0x25
mov dword [ebp + 0x5c], eax
mov byte [ebp + 0x7b], 0
mov dword [ebp + 0x3c], edx
je 0x43daea
lea ecx, [eax + eax + 4]
sub ecx, dword [ebp + 0x58]
add ecx, ebx
test ecx, 0xfffffffe
jl 0x43dac8
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov eax, dword [ebp + 0x5c]
mov dword [ebp + 0x60], ebx
dec eax
mov dword [ebp + 0x5c], eax
js 0x43d62a
mov ecx, eax
mov eax, dword [ebp + 0x64]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43dad8
jmp 0x43d627
cmp byte [ebp + 0x56], 0
jne 0x43db30
mov edx, dword [ebp + 0x48]
mov ax, word [edx]
cmp ax, 0x26
je 0x43db08
cmp byte [ebp + 0x57], 0
je 0x43db30
cmp ax, 0x5e
je 0x43db30
mov eax, edx
inc ecx
inc ecx
cmp word [eax], 0x26
mov dword [ebp + 0x64], eax
mov dword [ebp + 0x70], ecx
mov dword [ebp + 0x48], eax
jne 0x43dbc9
inc eax
inc eax
mov dword [ebp + 0x64], eax
mov dword [ebp + 0x3c], 1
jmp 0x43dbc9
mov eax, dword [ebp + 0x48]
inc ecx
inc ecx
cmp word [eax], 0x5e
mov dword [ebp + 0x64], eax
mov dword [ebp + 0x70], ecx
jne 0x43db4a
inc eax
inc eax
mov dword [ebp + 0x64], eax
mov byte [ebp + 0x7b], 8
mov dword [ebp + 0x48], eax
push dword [ebp + 0x40]
mov eax, dword [ebp + 0x44]
mov ecx, dword [ebp + 0x4c]
and word [eax], 0
and word [ecx], 0
push eax
push dword [ebp + 0x64]
call dword [sym.imp.KERNEL32.DLL_GetEnvironmentVariableW]
test eax, eax
mov dword [ebp + 0x5c], eax
jle 0x43db9c
mov eax, dword [ebp + 0x44]
cmp word [eax], 0
jne 0x43db9c
mov eax, dword [ebp + 0x5c]
add eax, 0x64
push eax
lea ecx, [ebp + 0x44]
mov dword [ebp + 0x40], eax
call fcn.00435da9
push dword [ebp + 0x40]
push dword [ebp + 0x44]
push dword [ebp + 0x64]
call dword [sym.imp.KERNEL32.DLL_GetEnvironmentVariableW]
mov dword [ebp + 0x5c], eax
mov eax, dword [ebp + 0x4c]
mov word [eax], 0x25
mov eax, dword [ebp + 0x44]
cmp word [eax], 0
jne 0x43dc6f
cmp byte [ebp + 0x7b], 0
jne 0x43d62a
cmp byte [ebp + 0x56], 0
mov byte [ebp + 0x7b], 1
jne 0x43d62a
mov eax, dword [ebp + 0x4c]
mov ecx, dword [ebp + 0x50]
and word [eax], 0
push 0xffffffffffffffff
push 0
push dword [ebp + 0x48]
call fcn.0041083d
test eax, eax
mov ecx, dword [ebp + 0x4c]
mov word [ecx], 0x25
jne 0x43dc06
cmp dword [ebp + 0x3c], eax
jne 0x43d62a
cmp byte [ebp + 0x7b], al
jne 0x43d62a
mov byte [ebp + 0x7b], 1
jmp 0x43db4d
mov eax, dword [eax]
push eax
mov dword [ebp + 0x64], eax
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
mov dword [ebp + 0x5c], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43dc4b
mov eax, dword [ebp + 0x5c]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x5c]
js 0x43d62a
mov eax, dword [ebp + 0x5c]
inc eax
mov ecx, dword [ebp + 0x64]
mov cx, word [ecx]
add dword [ebp + 0x64], 2
mov word [ebx], cx
inc ebx
inc ebx
dec eax
jne 0x43dc58
jmp 0x43d627
mov dword [ebp + 0x64], eax
mov eax, dword [ebp + 0x5c]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43dcab
mov eax, dword [ebp + 0x5c]
mov ecx, dword [ebp + 0x74]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.00435da9
mov eax, dword [ebp + 0x74]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x60], ebx
dec dword [ebp + 0x5c]
js 0x43d62a
mov ecx, dword [ebp + 0x5c]
mov eax, dword [ebp + 0x64]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43dcbb
jmp 0x43d627
and word [ebx], 0
mov ecx, dword [ebp + 0x74]
sub ebx, esi
sar ebx, 1
lea eax, [ebx + 2]
push eax
call fcn.00435da9
lea ecx, [ebp + 0x44]
call fcn.0043092f
mov eax, 0x4ad684
push eax
call dword [sym.imp.KERNEL32.DLL_LeaveCriticalSection]
pop edi
pop esi
mov eax, ebx
pop ebx
add ebp, 0x68
leave
ret 0x10