Function at 0x5b03a0
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 0x62e0ac
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, 0x6919c
call fcn.005e5310
push ebx
push esi
mov esi, ecx
push edi
xor edi, edi
mov dword [ebp - 0x10], esp
mov al, byte [esi + 0xa79]
mov dword [ebp - 0x4c], esi
test al, al
mov dword [ebp - 4], edi
je 0x5b0437
mov byte [esi + 0xa79], 0
mov eax, dword [esi + 0x314]
cmp eax, 4
je 0x5b03fd
cmp dword [esi + 0x31c], 0x40
je 0x5b03fd
cmp eax, 0x40
jne 0x5b040d
cmp dword [esi + 0x30c], edi
je 0x5b0424
cmp dword [esi + 0x310], edi
je 0x5b0424
push 5
mov ecx, esi
call fcn.005af950
mov ecx, esi
call fcn.005b0070
mov ecx, esi
call fcn.005ade80
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
call fcn.0049e5d0
mov edx, dword [esi + 0x480]
add esp, 4
cmp edx, edi
jne 0x5b08a5
mov al, byte [esi + 0xa6a]
test al, al
je 0x5b08a5
xor ecx, ecx
mov dword [ebp - 0x30], edi
mov dword [ebp - 0x38], ecx
mov word [ebp - 0x34], di
mov eax, dword [esi + 0x4c]
mov edx, 0x6c5098
test edx, edx
mov byte [ebp - 4], 1
je 0x5b053a
cmp eax, edi
je 0x5b053a
push eax
lea ecx, [ebp - 0x2c]
mov dword [ebp - 0x2c], edi
mov dword [ebp - 0x24], edi
mov word [ebp - 0x28], di
call fcn.004023c0
lea ecx, [ebp - 0x38]
mov byte [ebp - 4], 2
call fcn.00401070
push 0x6c5098
lea ecx, [ebp - 0x48]
call fcn.00402330
mov eax, dword [ebp - 0x2c]
mov byte [ebp - 4], 3
cmp eax, edi
jne 0x5b04be
lea eax, [ebp - 0x28]
mov edi, dword [ebp - 0x40]
push eax
call fcn.005e519b
lea ebx, [eax + edi + 2]
lea edi, [ebx + ebx]
push edi
call fcn.005fdccd
mov edx, eax
add esp, 8
test edx, edx
mov dword [ebp - 0x38], edx
je 0x5b051f
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 - 0x2c]
call fcn.004023b0
push eax
lea ecx, [ebp - 0x48]
call fcn.004023b0
push eax
mov eax, dword [ebp - 0x38]
push ebx
push eax
call fcn.005e512b
mov ecx, dword [ebp - 0x38]
push ecx
call fcn.005e519b
add esp, 0x14
mov dword [ebp - 0x30], eax
lea ecx, [ebp - 0x48]
mov byte [ebp - 4], 2
call fcn.00401070
lea ecx, [ebp - 0x2c]
mov byte [ebp - 4], 1
call fcn.00401070
mov ecx, dword [ebp - 0x38]
xor ebx, ebx
cmp ecx, ebx
jne 0x5b0543
lea ecx, [ebp - 0x34]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x5b071d
mov eax, dword [ebp - 0x38]
cmp eax, ebx
jne 0x5b055d
lea eax, [ebp - 0x34]
add eax, 6
push 0x5c
push eax
call fcn.005e569b
add esp, 8
mov edi, eax
cmp edi, ebx
je 0x5b071d
mov eax, dword [ebp - 0x38]
cmp eax, ebx
jne 0x5b057f
lea eax, [ebp - 0x34]
push eax
lea ecx, [ebp - 0x2c]
mov dword [ebp - 0x2c], ebx
mov dword [ebp - 0x24], ebx
mov word [ebp - 0x28], bx
call fcn.004023c0
mov ecx, dword [ebp - 0x2c]
mov byte [ebp - 4], 4
cmp ecx, ebx
jne 0x5b05a0
lea ecx, [ebp - 0x28]
mov eax, dword [ebp - 0x38]
cmp eax, ebx
jne 0x5b05aa
lea eax, [ebp - 0x34]
mov edx, edi
sub edx, eax
sar edx, 1
mov word [ecx + edx*2], bx
mov eax, dword [ebp - 0x2c]
cmp eax, ebx
jne 0x5b05be
lea eax, [ebp - 0x28]
push 1
push eax
call fcn.004960a0
add esp, 8
cmp eax, ebx
jne 0x5b06fc
mov eax, dword [ebp - 0x2c]
cmp eax, ebx
jne 0x5b05db
lea eax, [ebp - 0x28]
push 1
push eax
call fcn.00496280
add esp, 8
cmp eax, ebx
jne 0x5b06fc
mov eax, dword [0x6f175c]
mov dword [ebp - 0x18], eax
push ebx
lea ecx, [ebp - 0x1c]
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 - 0x1c]
mov eax, dword [0x6f7374]
push edx
lea ecx, [ebp - 0x18]
push eax
push ecx
call fcn.005fa6fb
mov edx, dword [ebp - 0x1c]
add esp, 0xc
push edx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov esi, dword [ebp - 0x18]
lea ecx, [ebp - 0x48]
mov dword [ebp - 0x48], ebx
mov dword [ebp - 0x40], ebx
mov word [ebp - 0x44], bx
call fcn.00401070
cmp esi, ebx
je 0x5b069a
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5b069a
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 - 0x40], eax
je 0x5b069a
lea eax, [eax + eax + 2]
push eax
call fcn.005fdccd
add esp, 4
mov dword [ebp - 0x48], eax
test eax, eax
je 0x5b069d
mov ecx, dword [ebp - 0x40]
push ecx
push eax
push 0xffffffffffffffff
push esi
push 0
push 0
call edi
mov dword [ebp - 0x40], eax
mov eax, dword [ebp - 0x48]
mov ecx, dword [ebp - 0x38]
test ecx, ecx
jne 0x5b06a7
lea ecx, [ebp - 0x34]
test eax, eax
jne 0x5b06ae
lea eax, [ebp - 0x44]
push 0x30
push ecx
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxW]
lea ecx, [ebp - 0x48]
call fcn.00401070
lea ecx, [ebp - 0x18]
mov byte [ebp - 4], 4
call fcn.006018cc
lea ecx, [ebp - 0x2c]
mov byte [ebp - 4], 1
call fcn.00401070
lea ecx, [ebp - 0x38]
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.005e569b
add esp, 8
lea ecx, [ebp - 0x2c]
mov edi, eax
mov byte [ebp - 4], 1
call fcn.00401070
jmp 0x5b056d
cmp dword [esi + 0xa60], ebx
je 0x5b0897
cmp dword [esi + 0xa64], ebx
je 0x5b0897
lea edx, [ebp - 0x3c]
lea eax, [ebp - 0x1c]
push edx
mov edi, dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
push eax
push 0
push 0xf003f
push 0
push 0x6f5cb8
push 0
push str.SoftwareDownloadManagerGrabberStsProjects_
push reloc.WS2_32.dll_accept
call edi
test eax, eax
jne 0x5b0897
mov ecx, dword [ebp - 0x1c]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push ecx
call ebx
mov edx, dword [0x6f175c]
mov dword [ebp - 0x18], edx
mov eax, dword [esi + 0xa60]
lea ecx, [ebp - 0x18]
push eax
push str.SoftwareDownloadManagerGrabberStsProjects_ld_
push ecx
mov byte [ebp - 4], 6
call fcn.005fa6fb
add esp, 0xc
mov ecx, dword [ebp - 0x18]
lea edx, [ebp - 0x3c]
lea eax, [ebp - 0x1c]
push edx
push eax
push 0
push 0xf003f
push 0
push 0x6f5cb8
push 0
push ecx
push reloc.WS2_32.dll_accept
call edi
test eax, eax
jne 0x5b088b
mov edx, dword [ebp - 0x1c]
push edx
call ebx
mov eax, dword [esi + 0xa64]
mov ecx, dword [esi + 0xa60]
push eax
push ecx
lea edx, [ebp - 0x18]
push str.SoftwareDownloadManagerGrabberStsProjects_ld_ld_
push edx
call fcn.005fa6fb
add esp, 0x10
mov edx, dword [ebp - 0x18]
lea eax, [ebp - 0x3c]
lea ecx, [ebp - 0x1c]
push eax
push ecx
push 0
push 0xf003f
push 0
push 0x6f5cb8
push 0
push edx
push reloc.WS2_32.dll_accept
call edi
test eax, eax
jne 0x5b088b
mov eax, dword [esi + 0x50]
push eax
call fcn.005e519b
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 - 0x1c]
push ecx
push edx
push 1
push 0
push str.LocalFileName
push eax
call edi
mov ecx, dword [esi + 0x4c]
push ecx
call fcn.005e519b
mov ecx, dword [ebp - 0x1c]
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 + 0x4b0]
push ebx
call fcn.005e519b
add esp, 4
lea edx, [eax + eax + 1]
mov eax, dword [ebp - 0x1c]
push edx
push ebx
push 1
push 0
push str.LogFileName
push eax
call edi
mov ecx, dword [ebp - 0x1c]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x18]
mov byte [ebp - 4], 1
call fcn.006018cc
lea ecx, [ebp - 0x38]
mov byte [ebp - 4], 0
call fcn.00401070
jmp 0x5b08d9
mov al, byte [esi + 0xa50]
test al, al
je 0x5b08b7
mov ecx, dword [esi + 0xa64]
jmp 0x5b08b9
xor ecx, ecx
test al, al
je 0x5b08c5
mov eax, dword [esi + 0xa60]
jmp 0x5b08c7
xor eax, eax
push ecx
push eax
push edx
lea ecx, [esi + 0x20]
call fcn.005be0e0
mov byte [esi + 0xa6a], 1
mov edx, dword [esi + 0x480]
lea ecx, [esi + 0x20]
push edx
call fcn.005bd660
mov eax, dword [esi + 0x14]
xor ebx, ebx
cmp eax, ebx
je 0x5b0909
mov ecx, dword [esi + 0x480]
push ecx
push 0x13cd
push 0x111
push eax
call dword [sym.imp.USER32.dll_PostMessageA]
push 1
mov ecx, esi
mov dword [esi + 0xa4c], ebx
mov dword [esi + 0xa5c], ebx
call fcn.005af950
lea ecx, [esi + 0x4ac]
call fcn.00553900
mov al, byte [esi + 0xa6e]
test al, al
jne 0x5b0954
cmp dword [esi + 4], ebx
jne 0x5b094c
cmp dword [esi + 8], ebx
jne 0x5b094c
mov ecx, esi
call fcn.005b3840
cmp eax, ebx
je 0x5b094c
mov al, 1
jmp 0x5b094e
xor al, al
mov byte [esi + 0xa6d], al
mov edi, dword [esi + 0x38]
cmp edi, ebx
je 0x5b096e
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [ebp - 0x3c], ecx
jne 0x5b0a99
mov eax, dword [esi + 0x44]
cmp eax, 2
je 0x5b097f
cmp eax, 1
jne 0x5b0a99
mov eax, dword [esi + 0x24]
xor bl, bl
test eax, eax
je 0x5b09b1
push str._simtelnet_
push eax
call fcn.005e5290
add esp, 8
test eax, eax
je 0x5b09b1
mov edx, dword [esi + 0x20]
push str.simtel.net
push edx
call fcn.005e5290
add esp, 8
test eax, eax
jne 0x5b09b1
mov bl, 1
test dword [esi + 0x16c], 0x80000
jne 0x5b0a99
test bl, bl
jne 0x5b0a99
mov eax, dword [esi + 0xa54]
test eax, eax
jne 0x5b0a99
mov eax, dword [0x6f175c]
mov dword [ebp - 0x18], eax
mov eax, dword [esi + 0x34]
mov byte [ebp - 4], 7
cmp eax, 0x50
jne 0x5b09f1
cmp dword [esi + 0x44], 1
je 0x5b09fe
cmp eax, 0x1bb
jne 0x5b0a11
cmp dword [esi + 0x44], 2
jne 0x5b0a11
lea ecx, [ebp - 0x20]
push 0x6f5cb8
push ecx
call fcn.005e5bb8
add esp, 8
jmp 0x5b0a23
push eax
lea edx, [ebp - 0x20]
push str.:_ld
push edx
call fcn.005e5bb8
add esp, 0xc
mov eax, dword [esi + 0x24]
test eax, eax
mov edx, eax
jne 0x5b0a31
mov edx, 0x6f5cb8
test eax, eax
je 0x5b0a41
mov cl, byte [eax]
cmp cl, 0x2f
mov ecx, 0x6f5cb8
je 0x5b0a46
mov ecx, 0x6c7ddc
mov eax, dword [esi + 0x44]
cmp eax, 1
mov eax, 0x6c54cc
je 0x5b0a58
mov eax, 0x6c528c
push edx
mov edx, dword [esi + 0x20]
push ecx
lea ecx, [ebp - 0x20]
push ecx
push edx
push eax
lea eax, [ebp - 0x18]
push str._s:___s_s_s_s
push eax
call fcn.005fa6fb
mov ecx, dword [ebp - 0x18]
add esp, 0x1c
push ecx
mov ecx, esi
call fcn.005b27f0
lea ecx, [ebp - 0x18]
mov byte [esi + 0x33a], 1
mov byte [esi + 0x33b], 1
mov byte [ebp - 4], 0
call fcn.006018cc
lea ebx, [esi + 0xa84]
mov byte [esi + 0x339], 0
mov dword [esi + 0xcc], 0
mov byte [ebp - 0x11], 0
mov eax, dword [ebx]
test eax, eax
jne 0x5b0abd
lea eax, [ebx + 4]
push eax
call fcn.005e519b
add esp, 4
test eax, eax
je 0x5b0d97
mov eax, dword [ebx]
test eax, eax
jne 0x5b0ad7
lea eax, [ebx + 4]
push 0
push 0
push 3
push 0
push 1
push bind
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x5b0d97
lea edx, [ebp - 0x3c]
push edx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [esi + 0x488], eax
mov dword [esi + 0x48c], 0
cmp dword [esi + 0x488], 0xffffffff
jne 0x5b0b3a
mov eax, dword [esi + 0x48c]
test eax, eax
jne 0x5b0b3a
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x5b0b3a
xor eax, eax
mov dword [esi + 0x488], eax
jmp 0x5b0b5f
mov eax, dword [ebp - 0x3c]
push 1
push 0
push 0
push eax
call fcn.005e7a50
mov ecx, dword [esi + 0x488]
add ecx, eax
mov dword [esi + 0x488], ecx
mov eax, dword [esi + 0x48c]
adc eax, edx
push edi
mov dword [esi + 0x48c], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push fcn.00562b10
push fcn.005627b0
push 0x20
lea ecx, [ebp - 0x691ac]
push 0x3448
push ecx
call fcn.005e5d51
mov edx, dword [esi]
lea eax, [esi + 0x4ac]
push edx
push eax
lea eax, [esi + 0x20]
lea ecx, [esi + 0x8dc]
push eax
lea eax, [ebp - 0x691ac]
push eax
push ecx
lea ecx, [ebp - 0x8ac]
mov byte [ebp - 4], 8
call fcn.00577760
mov ecx, dword [esi + 0xa58]
lea eax, [esi + 0x14]
mov dword [ebp - 0x898], eax
mov eax, dword [esi + 0xa54]
lea edx, [esi + 0x18]
push eax
mov eax, dword [esi + 0xa60]
mov dword [ebp - 0x894], edx
mov edx, dword [esi + 0xa64]
push ecx
push edx
mov edx, dword [esi + 0x480]
push eax
mov al, byte [esi + 0xa50]
xor ecx, ecx
lea edi, [esi + 0x10]
test al, al
sete cl
push ecx
push edx
lea ecx, [ebp - 0x8ac]
mov byte [ebp - 4], 9
mov dword [ebp - 0x668], esi
mov dword [ebp - 0x89c], edi
mov dword [ebp - 0x7ac], edi
call fcn.005a6980
mov eax, dword [esi + 0x48c]
mov ecx, dword [esi + 0x488]
push 1
push eax
push ecx
lea ecx, [ebp - 0x8ac]
call fcn.005a7050
mov al, byte [esi + 0xa50]
test al, al
je 0x5b0c54
xor eax, eax
mov byte [ebp - 0x11], 1
mov dword [esi + 0xa4c], eax
mov dword [ebp - 0x1c], eax
jmp 0x5b0d65
mov eax, dword [ebx]
test eax, eax
jne 0x5b0c5d
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 0x5b0d05
mov edx, dword [esi + 0x488]
mov ecx, dword [esi + 0x48c]
mov eax, edx
mov dword [ebp - 0x6e8], ecx
mov dword [ebp - 0x6ec], eax
or eax, ecx
jne 0x5b0ca4
mov dword [ebp - 0x724], 0
mov dword [ebp - 0x720], 0
mov dword [esi + 0x490], edx
mov dword [esi + 0x494], ecx
push 0
lea ecx, [ebp - 0x8ac]
mov dword [esi + 0xa4c], 0
call fcn.005a6cd0
mov dword [esi + 0x8d4], 3
mov eax, dword [esi + 0x5c]
test eax, eax
mov dword [ebp - 0x1c], 0
mov byte [ebp - 0x11], 1
je 0x5b0d05
mov eax, dword [edi]
test eax, eax
je 0x5b0cfc
push 0
push 0x1472
push 0x111
push eax
call dword [sym.imp.USER32.dll_SendMessageA]
push 1
mov ecx, esi
call fcn.005aeaa0
mov ecx, ebx
call fcn.00401070
mov eax, 0x6f5cb8
test eax, eax
je 0x5b0d65
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5b0d65
mov edi, dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
push eax
push eax
push 0xffffffffffffffff
push 0x6f5cb8
push eax
push eax
call edi
test eax, eax
mov dword [ebx + 8], eax
je 0x5b0d65
lea ecx, [eax + eax + 2]
push ecx
call fcn.005fdccd
add esp, 4
mov dword [ebx], eax
test eax, eax
je 0x5b0d65
mov edx, dword [ebx + 8]
push edx
push eax
push 0xffffffffffffffff
push 0x6f5cb8
push 0
push 0
call edi
mov dword [ebx + 8], eax
lea ecx, [ebp - 0x8ac]
mov byte [ebp - 4], 8
call fcn.00577820
push fcn.00562b10
push 0x20
lea eax, [ebp - 0x691ac]
push 0x3448
push eax
mov byte [ebp - 4], 0
call fcn.005e4b37
mov al, byte [ebp - 0x11]
test al, al
jne case.default.0x5b0d9f
mov eax, dword [esi + 0x44]
cmp eax, 5
ja case.default.0x5b0d9f
jmp dword [eax*4 + 0x5b0e24]
mov ecx, esi
call fcn.005aa380
jmp 0x5b0dc8
mov ecx, esi
call fcn.005a8e50
jmp 0x5b0dc8
mov ecx, esi
call fcn.005a9510
jmp 0x5b0dc8
mov ecx, esi
call fcn.005a9af0
mov dword [ebp - 0x1c], eax
mov eax, dword [ebp - 0x1c]
mov byte [esi + 0x33f], 0
mov byte [esi + 0x18a], 0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret