Function at 0x554f30
Capabilities:
Check if file exists
Copy file
Get file attributes
Get file size
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5c8c5c
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, 0x33a30
call fcn.00584c60
push ebx
push esi
mov esi, ecx
push edi
xor edi, edi
mov dword [ebp - 0x10], esp
mov edx, dword [esi + 0x400]
mov dword [ebp - 0x44], esi
cmp edx, edi
mov dword [ebp - 4], edi
jne 0x5553c8
mov al, byte [esi + 0x98a]
test al, al
je 0x5553c8
xor ecx, ecx
mov dword [ebp - 0x38], edi
mov dword [ebp - 0x40], ecx
mov word [ebp - 0x3c], di
mov eax, dword [esi + 0x4c]
mov edx, 0x656f5c
test edx, edx
mov byte [ebp - 4], 1
je 0x55505d
cmp eax, edi
je 0x55505d
push eax
lea ecx, [ebp - 0x34]
mov dword [ebp - 0x34], edi
mov dword [ebp - 0x2c], edi
mov word [ebp - 0x30], di
call fcn.00401ee0
lea ecx, [ebp - 0x40]
mov byte [ebp - 4], 2
call fcn.00401070
push 0x656f5c
lea ecx, [ebp - 0x28]
call fcn.00401e50
mov eax, dword [ebp - 0x34]
mov byte [ebp - 4], 3
cmp eax, edi
jne 0x554fe1
lea eax, [ebp - 0x30]
mov edi, dword [ebp - 0x20]
push eax
call fcn.00584816
lea ebx, [eax + edi + 2]
lea edi, [ebx + ebx]
push edi
call fcn.0059cff9
mov edx, eax
add esp, 8
test edx, edx
mov dword [ebp - 0x40], edx
je 0x555042
mov ecx, edi
mov edi, edx
mov edx, ecx
xor eax, eax
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
lea ecx, [ebp - 0x34]
call fcn.00401ed0
push eax
lea ecx, [ebp - 0x28]
call fcn.00401ed0
push eax
mov eax, dword [ebp - 0x40]
push ebx
push eax
call fcn.005847a6
mov ecx, dword [ebp - 0x40]
push ecx
call fcn.00584816
add esp, 0x14
mov dword [ebp - 0x38], eax
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 2
call fcn.00401070
lea ecx, [ebp - 0x34]
mov byte [ebp - 4], 1
call fcn.00401070
mov ecx, dword [ebp - 0x40]
xor ebx, ebx
cmp ecx, ebx
jne 0x555066
lea ecx, [ebp - 0x3c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x555240
mov eax, dword [ebp - 0x40]
cmp eax, ebx
jne 0x555080
lea eax, [ebp - 0x3c]
add eax, 6
push 0x5c
push eax
call fcn.00584c8f
add esp, 8
mov edi, eax
cmp edi, ebx
je 0x555240
mov eax, dword [ebp - 0x40]
cmp eax, ebx
jne 0x5550a2
lea eax, [ebp - 0x3c]
push eax
lea ecx, [ebp - 0x34]
mov dword [ebp - 0x34], ebx
mov dword [ebp - 0x2c], ebx
mov word [ebp - 0x30], bx
call fcn.00401ee0
mov ecx, dword [ebp - 0x34]
mov byte [ebp - 4], 4
cmp ecx, ebx
jne 0x5550c3
lea ecx, [ebp - 0x30]
mov eax, dword [ebp - 0x40]
cmp eax, ebx
jne 0x5550cd
lea eax, [ebp - 0x3c]
mov edx, edi
sub edx, eax
sar edx, 1
mov word [ecx + edx*2], bx
mov eax, dword [ebp - 0x34]
cmp eax, ebx
jne 0x5550e1
lea eax, [ebp - 0x30]
push 1
push eax
call fcn.00471550
add esp, 8
cmp eax, ebx
jne 0x55521f
mov eax, dword [ebp - 0x34]
cmp eax, ebx
jne 0x5550fe
lea eax, [ebp - 0x30]
push 1
push eax
call fcn.00471730
add esp, 8
cmp eax, ebx
jne 0x55521f
mov eax, dword [0x67da2c]
mov dword [ebp - 0x1c], eax
push ebx
lea ecx, [ebp - 0x14]
push ebx
push ecx
push 0x400
mov byte [ebp - 4], 5
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push ebx
push 0x1100
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
mov edx, dword [ebp - 0x14]
mov eax, dword [0x683364]
push edx
lea ecx, [ebp - 0x1c]
push eax
push ecx
call fcn.00599a28
mov edx, dword [ebp - 0x14]
add esp, 0xc
push edx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov esi, dword [ebp - 0x1c]
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x28], ebx
mov dword [ebp - 0x20], ebx
mov word [ebp - 0x24], bx
call fcn.00401070
cmp esi, ebx
je 0x5551bd
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5551bd
mov edi, dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
push eax
push eax
push 0xffffffffffffffff
push esi
push eax
push eax
call edi
test eax, eax
mov dword [ebp - 0x20], eax
je 0x5551bd
lea eax, [eax + eax + 2]
push eax
call fcn.0059cff9
add esp, 4
mov dword [ebp - 0x28], eax
test eax, eax
je 0x5551c0
mov ecx, dword [ebp - 0x20]
push ecx
push eax
push 0xffffffffffffffff
push esi
push 0
push 0
call edi
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp - 0x40]
test ecx, ecx
jne 0x5551ca
lea ecx, [ebp - 0x3c]
test eax, eax
jne 0x5551d1
lea eax, [ebp - 0x24]
push 0x30
push ecx
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxW]
lea ecx, [ebp - 0x28]
call fcn.00401070
lea ecx, [ebp - 0x1c]
mov byte [ebp - 4], 4
call fcn.005a0c5d
lea ecx, [ebp - 0x34]
mov byte [ebp - 4], 1
call fcn.00401070
lea ecx, [ebp - 0x40]
mov byte [ebp - 4], 0
call fcn.00401070
mov eax, 0x7546
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
add edi, 2
push 0x5c
push edi
call fcn.00584c8f
add esp, 8
lea ecx, [ebp - 0x34]
mov edi, eax
mov byte [ebp - 4], 1
call fcn.00401070
jmp 0x555090
cmp dword [esi + 0x980], ebx
je 0x5553ba
cmp dword [esi + 0x984], ebx
je 0x5553ba
lea edx, [ebp - 0x20]
lea eax, [ebp - 0x14]
push edx
mov edi, dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
push eax
push 0
push 0xf003f
push 0
push 0x681f78
push 0
push str.SoftwareDownloadManagerGrabberStsProjects_
push reloc.WSOCK32.dll_accept
call edi
test eax, eax
jne 0x5553ba
mov ecx, dword [ebp - 0x14]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push ecx
call ebx
mov edx, dword [0x67da2c]
mov dword [ebp - 0x1c], edx
mov eax, dword [esi + 0x980]
lea ecx, [ebp - 0x1c]
push eax
push str.SoftwareDownloadManagerGrabberStsProjects_ld_
push ecx
mov byte [ebp - 4], 6
call fcn.00599a28
add esp, 0xc
mov ecx, dword [ebp - 0x1c]
lea edx, [ebp - 0x20]
lea eax, [ebp - 0x14]
push edx
push eax
push 0
push 0xf003f
push 0
push 0x681f78
push 0
push ecx
push reloc.WSOCK32.dll_accept
call edi
test eax, eax
jne 0x5553ae
mov edx, dword [ebp - 0x14]
push edx
call ebx
mov eax, dword [esi + 0x984]
mov ecx, dword [esi + 0x980]
push eax
push ecx
lea edx, [ebp - 0x1c]
push str.SoftwareDownloadManagerGrabberStsProjects_ld_ld_
push edx
call fcn.00599a28
add esp, 0x10
mov edx, dword [ebp - 0x1c]
lea eax, [ebp - 0x20]
lea ecx, [ebp - 0x14]
push eax
push ecx
push 0
push 0xf003f
push 0
push 0x681f78
push 0
push edx
push reloc.WSOCK32.dll_accept
call edi
test eax, eax
jne 0x5553ae
mov eax, dword [esi + 0x50]
push eax
call fcn.00584816
mov edx, dword [esi + 0x50]
add esp, 4
mov edi, dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
lea ecx, [eax + eax + 1]
mov eax, dword [ebp - 0x14]
push ecx
push edx
push 1
push 0
push str.LocalFileName
push eax
call edi
mov ecx, dword [esi + 0x4c]
push ecx
call fcn.00584816
mov ecx, dword [ebp - 0x14]
add esp, 4
lea edx, [eax + eax + 1]
mov eax, dword [esi + 0x4c]
push edx
push eax
push 1
push 0
push str.LocalPath
push ecx
call edi
lea ebx, [esi + 0x430]
push ebx
call fcn.00584816
add esp, 4
lea edx, [eax + eax + 1]
mov eax, dword [ebp - 0x14]
push edx
push ebx
push 1
push 0
push str.LogFileName
push eax
call edi
mov ecx, dword [ebp - 0x14]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x1c]
mov byte [ebp - 4], 1
call fcn.005a0c5d
lea ecx, [ebp - 0x40]
mov byte [ebp - 4], 0
call fcn.00401070
jmp 0x5553fc
mov al, byte [esi + 0x970]
test al, al
je 0x5553da
mov ecx, dword [esi + 0x984]
jmp 0x5553dc
xor ecx, ecx
test al, al
je 0x5553e8
mov eax, dword [esi + 0x980]
jmp 0x5553ea
xor eax, eax
push ecx
push eax
push edx
lea ecx, [esi + 0x20]
call fcn.0055f1b0
mov byte [esi + 0x98a], 1
mov edx, dword [esi + 0x400]
lea ebx, [esi + 0x20]
push edx
mov ecx, ebx
call fcn.0055e870
mov eax, dword [esi + 0x18]
xor edi, edi
cmp eax, edi
je 0x55542e
mov ecx, dword [esi + 0x400]
push ecx
push 0x13cd
push 0x111
push eax
call dword [sym.imp.USER32.dll_PostMessageA]
push 1
mov ecx, esi
mov dword [esi + 0x96c], edi
mov dword [esi + 0x97c], edi
call fcn.00554530
lea ecx, [esi + 0x42c]
call fcn.005114b0
mov al, byte [esi + 0x98e]
test al, al
jne 0x555479
cmp dword [esi + 4], edi
jne 0x555471
cmp dword [esi + 8], edi
jne 0x555471
mov ecx, esi
call fcn.00557d70
cmp eax, edi
je 0x555471
mov al, 1
jmp 0x555473
xor al, al
mov byte [esi + 0x98d], al
mov edi, dword [esi + 0x38]
test edi, edi
je 0x555493
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [ebp - 0x20], ecx
jne 0x5555a4
mov eax, dword [esi + 0x44]
cmp eax, 2
je 0x5554a4
cmp eax, 1
jne 0x5555a4
mov eax, dword [esi + 0x24]
test eax, eax
je 0x5554d5
push str._simtelnet_
push eax
call fcn.00584910
add esp, 8
test eax, eax
je 0x5554d5
mov edx, dword [ebx]
push str.simtel.net
push edx
call fcn.00584910
add esp, 8
test eax, eax
je 0x5555a4
mov eax, dword [esi + 0x974]
test eax, eax
jne 0x5555a4
mov eax, dword [0x67da2c]
mov dword [ebp - 0x1c], eax
mov eax, dword [esi + 0x34]
mov byte [ebp - 4], 7
cmp eax, 0x50
jne 0x5554fd
cmp dword [esi + 0x44], 1
je 0x55550a
cmp eax, 0x1bb
jne 0x55551d
cmp dword [esi + 0x44], 2
jne 0x55551d
lea ecx, [ebp - 0x24]
push 0x681f78
push ecx
call fcn.005851fa
add esp, 8
jmp 0x55552f
push eax
lea edx, [ebp - 0x24]
push str.:_ld
push edx
call fcn.005851fa
add esp, 0xc
mov eax, dword [esi + 0x24]
test eax, eax
mov edx, eax
jne 0x55553d
mov edx, 0x681f78
test eax, eax
je 0x55554d
mov cl, byte [eax]
cmp cl, 0x2f
mov ecx, 0x681f78
je 0x555552
mov ecx, 0x659448
mov eax, dword [esi + 0x44]
cmp eax, 1
mov eax, 0x657210
je 0x555564
mov eax, 0x657128
push edx
mov edx, dword [ebx]
push ecx
lea ecx, [ebp - 0x24]
push ecx
push edx
push eax
lea eax, [ebp - 0x1c]
push str._s:___s_s_s_s
push eax
call fcn.00599a28
mov ecx, dword [ebp - 0x1c]
add esp, 0x1c
push ecx
mov ecx, esi
call fcn.005570f0
lea ecx, [ebp - 0x1c]
mov byte [esi + 0x2dc], 1
mov byte [esi + 0x2dd], 1
mov byte [ebp - 4], 0
call fcn.005a0c5d
lea ebx, [esi + 0x99c]
mov byte [esi + 0x2db], 0
mov dword [esi + 0xcc], 0
mov byte [ebp - 0x15], 0
mov eax, dword [ebx]
test eax, eax
jne 0x5555c8
lea eax, [ebx + 4]
push eax
call fcn.00584816
add esp, 4
test eax, eax
je 0x55589a
mov eax, dword [ebx]
test eax, eax
jne 0x5555e2
lea eax, [ebx + 4]
push 0
push 0
push 3
push 0
push 1
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x55589a
lea edx, [ebp - 0x20]
push edx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [esi + 0x408], eax
mov dword [esi + 0x40c], 0
cmp dword [esi + 0x408], 0xffffffff
jne 0x555645
mov eax, dword [esi + 0x40c]
test eax, eax
jne 0x555645
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x555645
xor eax, eax
mov dword [esi + 0x408], eax
jmp 0x55566a
mov eax, dword [ebp - 0x20]
push 1
push 0
push 0
push eax
call fcn.005870a0
mov ecx, dword [esi + 0x408]
add ecx, eax
mov dword [esi + 0x408], ecx
mov eax, dword [esi + 0x40c]
adc eax, edx
push edi
mov dword [esi + 0x40c], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0x51dd80
push fcn.0051dad0
push 0x10
lea ecx, [ebp - 0x33a40]
push 0x3320
push ecx
call fcn.00585393
mov edx, dword [esi]
lea eax, [esi + 0x42c]
push edx
push eax
lea eax, [esi + 0x20]
lea ecx, [esi + 0x850]
push eax
lea eax, [ebp - 0x33a40]
push eax
push ecx
lea ecx, [ebp - 0x840]
mov byte [ebp - 4], 8
call fcn.0052b0b0
mov ecx, dword [esi + 0x978]
lea eax, [esi + 0x18]
mov dword [ebp - 0x82c], eax
mov eax, dword [esi + 0x974]
lea edx, [esi + 0x1c]
push eax
mov eax, dword [esi + 0x980]
mov dword [ebp - 0x828], edx
mov edx, dword [esi + 0x984]
push ecx
push edx
mov edx, dword [esi + 0x400]
push eax
mov al, byte [esi + 0x970]
xor ecx, ecx
lea edi, [esi + 0x14]
test al, al
sete cl
push ecx
push edx
lea ecx, [ebp - 0x840]
mov byte [ebp - 4], 9
mov dword [ebp - 0x830], edi
mov dword [ebp - 0x788], edi
call fcn.0054dc70
mov eax, dword [esi + 0x40c]
mov ecx, dword [esi + 0x408]
push 1
push eax
push ecx
lea ecx, [ebp - 0x840]
call fcn.0054e140
mov al, byte [esi + 0x970]
test al, al
je 0x555759
xor eax, eax
mov byte [ebp - 0x15], 1
mov dword [esi + 0x96c], eax
mov dword [ebp - 0x14], eax
jmp 0x555868
mov eax, dword [ebx]
test eax, eax
jne 0x555762
lea eax, [ebx + 4]
mov edx, dword [esi + 0x50]
push 0
push edx
push eax
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
je 0x555808
mov edx, dword [esi + 0x408]
mov ecx, dword [esi + 0x40c]
mov eax, edx
mov dword [ebp - 0x6e4], ecx
mov dword [ebp - 0x6e8], eax
or eax, ecx
jne 0x5557a9
mov dword [ebp - 0x710], 0
mov dword [ebp - 0x70c], 0
mov dword [esi + 0x410], edx
mov dword [esi + 0x414], ecx
lea ecx, [ebp - 0x840]
mov dword [esi + 0x96c], 0
call fcn.0054df10
mov dword [esi + 0x848], 3
mov eax, dword [esi + 0x5c]
test eax, eax
mov dword [ebp - 0x14], 0
mov byte [ebp - 0x15], 1
je 0x555808
mov eax, dword [edi]
test eax, eax
je 0x5557ff
push 0
push 0x1472
push 0x111
push eax
call dword [sym.imp.USER32.dll_SendMessageA]
push 1
mov ecx, esi
call fcn.00553fa0
mov ecx, ebx
call fcn.00401070
mov eax, 0x681f78
test eax, eax
je 0x555868
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x555868
mov edi, dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
push eax
push eax
push 0xffffffffffffffff
push 0x681f78
push eax
push eax
call edi
test eax, eax
mov dword [ebx + 8], eax
je 0x555868
lea ecx, [eax + eax + 2]
push ecx
call fcn.0059cff9
add esp, 4
mov dword [ebx], eax
test eax, eax
je 0x555868
mov edx, dword [ebx + 8]
push edx
push eax
push 0xffffffffffffffff
push 0x681f78
push 0
push 0
call edi
mov dword [ebx + 8], eax
lea ecx, [ebp - 0x840]
mov byte [ebp - 4], 8
call fcn.0052b170
push 0x51dd80
push 0x10
lea eax, [ebp - 0x33a40]
push 0x3320
push eax
mov byte [ebp - 4], 0
call fcn.005842b1
mov al, byte [ebp - 0x15]
test al, al
jne case.default.0x5558a2
mov eax, dword [esi + 0x44]
cmp eax, 4
ja case.default.0x5558a2
jmp dword [eax*4 + 0x55594c]
mov ecx, esi
call fcn.00550d50
jmp 0x5558cb
mov ecx, esi
call fcn.0054fb90
jmp 0x5558cb
mov ecx, esi
call fcn.00550160
jmp 0x5558cb
mov ecx, esi
call fcn.005506a0
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x14]
mov byte [esi + 0x2e1], 0
mov byte [esi + 0x178], 0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret