joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1003a03
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x210
push ebx
push esi
xor esi, esi
push 1
cmp dword [ebp + 8], esi
pop ebx
jne 0x1003a1f
xor eax, eax
jmp 0x1003af7
push edi
xor eax, eax
lea edi, [ebp - 0x10]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 0xc]
push esi
push esi
push 0x20
push esi
push esi
push esi
push dword [ebp + 8]
push esi
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x1003aaf
push 0xffffffffffffffff
push dword [ebp - 0x10]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
lea eax, [ebp + 0xc]
push eax
push dword [ebp - 0x10]
call dword [sym.imp.KERNEL32.dll_GetExitCodeProcess]
cmp dword [0x100aaa8], esi
mov ecx, dword [ebp + 0xc]
jne 0x1003a89
mov al, byte [0x100b6cc]
test bl, al
je 0x1003a89
test al, 2
jne 0x1003a89
mov eax, ecx
and eax, 0xff000000
cmp eax, 0xaa000000
jne 0x1003a89
mov dword [0x100b6cc], ecx
push ecx
call fcn.01003afd
push dword [ebp - 0xc]
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call edi
push dword [ebp - 0x10]
call edi
test byte [0x100b6d5], 4
je 0x1003af4
cmp dword [ebp + 0xc], esi
jge 0x1003af4
jmp 0x1003af2
call fcn.0100582e
mov dword [0x100b704], eax
push esi
lea eax, [ebp - 0x210]
push 0x200
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push esi
push 0x1000
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push esi
lea eax, [ebp - 0x210]
push 0x10
push eax
push dword [ebp + 8]
push 0x4c4
push esi
call fcn.01003dda
xor ebx, ebx
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x1003bda
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
push ebx
push esi
push edi
push str.SHELL32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
xor ebx, ebx
cmp edi, ebx
mov dword [ebp - 0x14], edi
je 0x1003cf4
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.SHBrowseForFolder
push edi
call esi
cmp eax, ebx
mov dword [ebp - 8], eax
je 0x1003ce1
push 0xc3
push edi
call esi
cmp eax, ebx
mov dword [ebp - 0x10], eax
je 0x1003ce1
push str.SHGetPathFromIDList
push edi
call esi
cmp eax, ebx
mov dword [ebp - 0xc], eax
je 0x1003ce1
cmp byte [0x100b720], bl
mov esi, 0x100b720
jne 0x1003c7e
push esi
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
push esi
call dword [sym.imp.KERNEL32.dll_lstrlenA]
mov edi, dword [sym.imp.USER32.dll_CharPrevA]
add eax, esi
push eax
push esi
call edi
cmp byte [eax], 0x5c
mov dword [ebp - 4], eax
jne 0x1003c7e
push eax
push esi
call edi
cmp byte [eax], 0x3a
je 0x1003c7e
mov eax, dword [ebp - 4]
mov byte [eax], bl
mov eax, dword [ebp + 8]
mov edi, dword [ebp + 0x10]
mov dword [ebp - 0x34], eax
mov eax, dword [ebp + 0xc]
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x34]
push eax
mov byte [edi], bl
mov dword [ebp - 0x30], ebx
mov dword [ebp - 0x2c], ebx
mov dword [ebp - 0x24], 1
mov dword [ebp - 0x20], 0x1003bb9
mov dword [ebp - 0x1c], esi
call dword [ebp - 8]
cmp eax, ebx
mov dword [ebp + 8], eax
je 0x1003ccf
push esi
push eax
call dword [ebp - 0xc]
cmp byte [0x100b720], bl
je 0x1003cc9
push esi
push edi
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
push dword [ebp + 8]
call dword [ebp - 0x10]
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
xor eax, eax
cmp byte [edi], bl
setne al
jmp 0x1003d08
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
push ebx
push 0x10
push ebx
push ebx
push 0x4c1
jmp 0x1003cfe
push ebx
push 0x10
push ebx
push ebx
push 0x4c2
push dword [ebp + 8]
call fcn.01003dda
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 0xc

Function at 0x1003f34
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_FindResourceA]
push edi
push 0xa
xor edi, edi
push dword [ebp + 8]
push edi
call esi
push eax
push edi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ebx, eax
cmp ebx, dword [ebp + 0x10]
ja 0x1003f9d
cmp dword [ebp + 0xc], edi
je 0x1003f9d
cmp ebx, edi
je 0x1003f7d
push 0xa
push dword [ebp + 8]
push edi
call esi
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
cmp eax, edi
jne 0x1003f81
xor eax, eax
jmp 0x1003f9f
mov edi, dword [ebp + 0xc]
mov ecx, ebx
mov edx, ecx
mov esi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_FreeResource]
mov eax, ebx
pop edi
pop esi
pop ebx
pop ebp
ret 0xc
Function at 0x1004034
Capabilities:
Set file attributes

Disassembly:
push ebx
push esi
push edi
mov edi, dword [esp + 0x10]
push 1
pop ebx
push edi
mov esi, ebx
call fcn.01005b2d
test eax, eax
jne 0x100404e
mov eax, ebx
jmp 0x10040ad
cmp dword [0x100ae7c], 0
jne 0x100409b
test byte [0x100aab8], bl
jne 0x100409b
push 6
push 0
push 0x1002fe0
mov dword [0x100b0a4], edi
push dword [0x100aa78]
push 0x7d3
push dword [0x100b6dc]
call fcn.01005a5b
sub eax, 6
je 0x1004099
dec eax
je 0x10040b3
sub eax, 0x832
jne 0x100409b
mov dword [0x100ae7c], ebx
mov esi, ebx
test esi, esi
je 0x10040ab
push 0x80
push edi
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
mov eax, esi
pop edi
pop esi
pop ebx
ret 4
xor esi, esi
jmp 0x100409b

Function at 0x10041d7
Capabilities:
Create directory

Disassembly:
push ebx
push esi
push edi
mov edi, dword [esp + 0x10]
mov cl, byte [edi]
test cl, cl
je 0x100423b
mov al, byte [edi + 1]
lea esi, [edi + 1]
xor ebx, ebx
cmp al, 0x3a
jne 0x10041fb
cmp byte [edi + 2], 0x5c
jne 0x10041fb
lea esi, [edi + 3]
jmp 0x100420a
cmp cl, 0x5c
jne 0x100420a
cmp al, cl
jne 0x100420a
push 2
lea esi, [edi + 2]
pop ebx
mov al, byte [esi]
test al, al
je 0x100423b
cmp al, 0x5c
jne 0x1004230
cmp byte [esi - 1], 0x3a
je 0x1004230
test ebx, ebx
je 0x1004221
dec ebx
jmp 0x1004230
and byte [esi], 0
push 0
push edi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
mov byte [esi], 0x5c
push esi
call dword [sym.imp.USER32.dll_CharNextA]
mov esi, eax
jmp 0x100420a
pop edi
pop esi
pop ebx
ret 4

Function at 0x1004b8c
Capabilities:
Check if file exists
Create directory
Delete directory
Delete file
Get common file path
Get file attributes

Disassembly:
sub esp, 0x104
push ebx
push ebp
push esi
mov esi, dword [esp + 0x118]
push edi
xor edi, edi
xor ebp, ebp
mov eax, edi
inc edi
push eax
lea eax, [esp + 0x14]
push 0x10014a8
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
push dword [esp + 0x118]
push esi
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
lea eax, [esp + 0x10]
push eax
push esi
call fcn.01005b7d
push esi
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
mov ebx, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
cmp eax, 0xffffffff
je 0x1004bf4
cmp edi, 0x190
jl 0x1004ba1
jmp 0x1004c07
xor ebp, ebp
push ebp
push esi
call ebx
test eax, eax
je 0x1004c07
push 1
pop ebp
mov dword [0x100aaa0], ebp
test ebp, ebp
jne 0x1004c32
push esi
push ebp
push 0x10014a4
push dword [esp + 0x124]
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
test eax, eax
je 0x1004c32
push 1
pop ebp
push esi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push 0
push esi
call ebx
pop edi
mov eax, ebp
pop esi
pop ebp
pop ebx
add esp, 0x104
ret 8
Function at 0x1004c41
Capabilities:
Create directory
Delete directory
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x128
push ebx
xor ebx, ebx
cmp dword [ebp + 0xc], ebx
push esi
je 0x1004cce
lea eax, [ebp - 0x128]
push eax
push dword [ebp + 8]
call fcn.01004b8c
test eax, eax
je 0x1004d2b
lea eax, [ebp - 0x128]
mov esi, 0x100ae84
push eax
push esi
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
test byte [0x100b6d4], 0x20
je 0x1004cc1
lea eax, [ebp - 0x24]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
movzx eax, word [ebp - 0x24]
sub eax, ebx
je 0x1004cb6
dec eax
je 0x1004caf
dec eax
je 0x1004ca8
dec eax
jne 0x1004cc1
push 0x10014cc
jmp 0x1004cbb
push 0x10014c4
jmp 0x1004cbb
push 0x10014bc
jmp 0x1004cbb
push 0x10014b4
push esi
call fcn.01005b7d
push 0x10012fc
push esi
call fcn.01005b7d
jmp 0x1004cdd
push dword [ebp + 8]
mov esi, 0x100ae84
push esi
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
push esi
call fcn.01005013
test eax, eax
jne 0x1004cfd
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
test eax, eax
je 0x1004d33
mov dword [0x100aaa0], 1
push ebx
push dword [ebp + 0x10]
push esi
call fcn.010050b2
test eax, eax
je 0x1004d16
push 1
mov dword [0x100b704], ebx
pop eax
jmp 0x1004d2d
cmp dword [0x100aaa0], ebx
je 0x1004d2b
push esi
mov dword [0x100aaa0], ebx
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
xor eax, eax
pop esi
pop ebx
leave
ret 0xc
call fcn.0100582e
mov dword [0x100b704], eax
jmp 0x1004d2b
Function at 0x1005013
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
add eax, 0x14
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov esi, eax
xor ebp, ebp
cmp esi, ebp
jne 0x1005059
push ebp
push 0x10
push ebp
push ebp
push 0x4b5
push ebp
call fcn.01003dda
call fcn.0100582e
mov dword [0x100b704], eax
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret 4
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
push 0x10014e4
push esi
call fcn.01005b7d
push ebp
push 0x4000080
push 1
push ebp
push ebp
push 0x40000000
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
push esi
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
cmp edi, 0xffffffff
je 0x1005046
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x1005046
test al, 0x10
je 0x1005046
push 1
mov dword [0x100b704], ebp
pop eax
jmp 0x1005052
Function at 0x10050b2
Capabilities:
Get common file path
Get disk information
Set current directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x318
push ebx
xor ebx, ebx
cmp dword [ebp + 0xc], ebx
push esi
push edi
mov dword [ebp - 4], ebx
je 0x10052a3
lea eax, [ebp - 0x118]
push eax
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
push dword [ebp + 8]
mov esi, dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
call esi
test eax, eax
jne 0x100510c
push ebx
push 0x10
push ebx
push ebx
push 0x4bc
push ebx
call fcn.01003dda
call fcn.0100582e
mov dword [0x100b704], eax
jmp 0x100522e
lea eax, [ebp - 4]
push eax
push ebx
call fcn.01005c69
mov edi, eax
cmp edi, ebx
jne 0x1005171
push 0x7f
xor eax, eax
pop ecx
lea edi, [ebp - 0x317]
mov byte [ebp - 0x318], bl
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
call fcn.0100582e
mov dword [0x100b704], eax
push ebx
lea eax, [ebp - 0x318]
push 0x200
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push ebx
push 0x1000
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push ebx
lea eax, [ebp - 0x318]
push 0x10
push eax
push dword [ebp + 8]
push 0x4b0
jmp 0x10051da
push ebx
lea eax, [ebp - 0x10]
push ebx
push eax
lea eax, [ebp - 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
test eax, eax
jne 0x10051eb
push 0x7f
lea edi, [ebp - 0x317]
pop ecx
mov byte [ebp - 0x318], bl
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
call fcn.0100582e
mov dword [0x100b704], eax
push ebx
lea eax, [ebp - 0x318]
push 0x200
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push ebx
push 0x1000
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push ebx
lea eax, [ebp - 0x318]
push 0x10
push eax
push dword [ebp + 8]
push 0x4f9
push ebx
call fcn.01003dda
lea eax, [ebp - 0x118]
push eax
call esi
jmp 0x100522e
lea eax, [ebp - 0x118]
push eax
call esi
push 3
lea eax, [ebp - 0xc]
push dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpynA]
mov ecx, 0x200
xor eax, eax
cmp dword [ebp - 4], ecx
je 0x1005218
shl ecx, 1
inc eax
cmp ax, 8
jb 0x100520a
cmp ax, 8
jne 0x1005232
push ebx
push 0x10
push ebx
push ebx
push 0x4c5
push ebx
call fcn.01003dda
xor eax, eax
jmp 0x10052a6
test byte [0x100b6d4], 8
je 0x100525c
test byte [ebp - 0xf], 0x80
je 0x100525c
mov edx, dword [0x100b6d8]
movzx eax, ax
mov ecx, edx
mov eax, dword [eax*4 + 0x100b6e0]
shr ecx, 2
shl eax, 1
add ecx, edx
jmp 0x100526c
mov ecx, dword [0x100b6d8]
movzx eax, ax
mov eax, dword [eax*4 + 0x100b6e0]
mov esi, dword [ebp + 0xc]
and esi, 1
je 0x1005281
test byte [ebp + 0xc], 2
je 0x1005281
lea edx, [ecx + eax]
cmp edx, edi
jmp 0x100528b
cmp esi, ebx
je 0x1005289
cmp eax, edi
jmp 0x100528b
cmp ecx, edi
jbe 0x100529d
lea edx, [ebp - 0xc]
push edx
push ecx
push eax
push dword [ebp + 0x10]
call fcn.010023b6
jmp 0x10052a6
mov dword [0x100b704], ebx
push 1
pop eax
pop edi
pop esi
pop ebx
leave
ret 0xc
Function at 0x10057df
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
lea eax, [ebp - 0x104]
push 0x104
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
test eax, eax
jne 0x100581c
push eax
push 0x10
push eax
push eax
push 0x4f0
push eax
call fcn.01003dda
call fcn.0100582e
mov dword [0x100b704], eax
xor eax, eax
leave
ret
push 2
lea eax, [ebp - 0x104]
push 2
push eax
call fcn.010050b2
leave
ret

Function at 0x100584d
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push ebx
mov ebx, dword [sym.imp.USER32.dll_wsprintfA]
push esi
push edi
xor edi, edi
lea eax, [ebp - 0x24]
push edi
push 0x10013a8
push eax
mov dword [ebp - 8], 1
mov dword [ebp - 4], edi
call ebx
add esp, 0xc
lea eax, [ebp - 0x24]
push 0xa
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x1005916
jmp 0x1005890
xor edi, edi
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov esi, eax
cmp esi, edi
je 0x10058fc
mov eax, dword [esi]
lea edi, [esi + 8]
mov dword [ebp - 0x10], eax
mov eax, dword [esi + 4]
push edi
mov dword [ebp - 0xc], eax
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea eax, [eax + edi + 1]
push eax
push edi
push dword [ebp - 0xc]
push dword [ebp - 0x10]
call dword [ebp + 8]
test eax, eax
je 0x100590b
push esi
call dword [sym.imp.KERNEL32.dll_FreeResource]
inc dword [ebp - 4]
lea eax, [ebp - 0x24]
push dword [ebp - 4]
push 0x10013a8
push eax
call ebx
add esp, 0xc
lea eax, [ebp - 0x24]
push 0xa
push eax
push 0
call dword [sym.imp.KERNEL32.dll_FindResourceA]
test eax, eax
jne 0x100588e
jmp 0x1005916
mov dword [0x100b704], 0x80070714
mov dword [ebp - 8], edi
jmp 0x1005916
and dword [ebp - 8], 0
push esi
call dword [sym.imp.KERNEL32.dll_FreeResource]
mov eax, dword [ebp - 8]
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x10059fb
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
lea eax, [ebp - 0x104]
push 0x100ae84
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
push dword [ebp + 8]
lea eax, [ebp - 0x104]
push eax
call fcn.01005b7d
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x1005a4e
test al, 0x10
jne 0x1005a4e
push 8
lea eax, [ebp - 0x104]
push 0
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryExA]
jmp 0x1005a57
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
leave
ret 4

Function at 0x1005b2d
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x1005b40
xor eax, eax
jmp 0x1005b48
not eax
shr eax, 4
and eax, 1
ret 4
Function at 0x1005c15
Capabilities:
Get disk size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov ecx, dword [ebp + 8]
xor eax, eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
cmp byte [ecx], al
mov dword [ebp - 4], eax
mov dword [ebp - 0x10], eax
je 0x1005c4b
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_GetDiskFreeSpaceA]
test eax, eax
jne 0x1005c4f
xor eax, eax
jmp 0x1005c65
mov eax, dword [ebp - 8]
push 0x400
imul eax, dword [ebp - 0xc]
push dword [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
leave
ret 4

Function at 0x1006ef0
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0xc]
mov eax, esi
shr eax, 2
push edi
mov edi, eax
dec eax
test edi, edi
jle 0x1006f30
lea edi, [eax + 1]
movzx eax, byte [ecx]
inc ecx
xor ebx, ebx
mov bh, byte [ecx]
or eax, ebx
inc ecx
movzx ebx, byte [ecx]
shl ebx, 0x10
or eax, ebx
inc ecx
movzx ebx, byte [ecx]
shl ebx, 0x18
or eax, ebx
inc ecx
xor edx, eax
dec edi
jne 0x1006f0e
and esi, 3
xor eax, eax
dec esi
je 0x1006f4c
dec esi
je 0x1006f45
dec esi
jne 0x1006f51
movzx eax, byte [ecx]
shl eax, 0x10
inc ecx
xor ebx, ebx
mov bh, byte [ecx]
or eax, ebx
inc ecx
movzx ecx, byte [ecx]
or eax, ecx
pop edi
pop esi
xor eax, edx
pop ebx
ret 0xc
Function at 0x40582c
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 0xc]
push esi
mov esi, dword [esp + 8]
push edi
push 2
xor ecx, ecx
mov dl, byte [esi + 1]
pop edi
cmp dword [esp + 0x10], edi
jle 0x405857
push ebx
mov bl, byte [edi + esi]
xor bl, dl
mov byte [ecx + eax], bl
inc ecx
inc edi
inc edi
cmp edi, dword [esp + 0x14]
jl 0x405845
pop ebx
and byte [ecx + eax], 0
pop edi
pop esi
ret

Function at 0x40585e
Capabilities:
Check mutex on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x324
push ebx
push edi
push 0x40
xor ebx, ebx
pop ecx
xor eax, eax
lea edi, [ebp - 0x12f]
mov byte [ebp - 0x130], bl
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [ebp - 4]
push eax
call fcn.0040e12c
pop ecx
push dword [ebp - 4]
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
test eax, eax
je 0x4059ca
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
je 0x4059ca
push esi
push dword [ebp - 4]
push 0x414024
call sub.MSVCRT.dll_strcpy
pop ecx
xor eax, eax
pop ecx
lea edi, [ebp - 0x323]
push 0x7c
mov byte [ebp - 0x324], bl
pop ecx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
push eax
lea eax, [ebp - 0x324]
push dword [ebp + 8]
push eax
push 0x10
push 0x40f85c
call fcn.0040582c
add esp, 0xc
push eax
lea eax, [ebp - 0x130]
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 0x130]
push eax
call fcn.004059d6
add esp, 0x1c
push ebx
push 0x927c0
push ebx
push ebx
call dword [sym.imp.USER32.dll_SetTimer]
mov edi, dword [sym.imp.USER32.dll_GetMessageA]
mov dword [ebp - 0x10], eax
push ebx
push ebx
lea eax, [ebp - 0x2c]
push ebx
push eax
mov dword [ebp + 8], ebx
call edi
test eax, eax
je 0x4059bf
mov esi, 0xfb8
cmp dword [ebp - 0x28], esi
jne 0x405969
mov ecx, dword [ebp - 0x20]
cmp ecx, dword [ebp - 8]
jne 0x4059bf
mov eax, dword [ebp - 0xc]
cmp dword [ebp - 0x24], eax
jne 0x4059bf
push dword [ebp - 8]
push eax
push esi
push ecx
call dword [sym.imp.USER32.dll_PostThreadMessageA]
jmp 0x4059b2
cmp dword [ebp - 0x28], 0x113
jne 0x40599e
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x24]
jne 0x40599e
mov eax, dword [ebp + 8]
inc dword [ebp + 8]
cmp eax, 5
jge 0x4059bf
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 0x130]
push eax
call fcn.004059d6
add esp, 0xc
jmp 0x4059b2
lea eax, [ebp - 0x2c]
push eax
call dword [sym.imp.USER32.dll_TranslateMessage]
lea eax, [ebp - 0x2c]
push eax
call dword [sym.imp.USER32.dll_DispatchMessageA]
push ebx
push ebx
lea eax, [ebp - 0x2c]
push ebx
push eax
call edi
test eax, eax
jne 0x405946
lea ecx, [ebp - 4]
call fcn.00404851
pop esi
jmp 0x4059d2
lea ecx, [ebp - 4]
call fcn.00404851
pop edi
pop ebx
leave
ret
Function at 0x4059d6
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x54
push edi
xor edx, edx
xor eax, eax
lea edi, [ebp - 0xc]
mov dword [ebp - 0x10], edx
push 0x10
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
pop ecx
xor eax, eax
lea edi, [ebp - 0x50]
rep stosd dword es:[edi], eax
lea eax, [ebp - 0x10]
mov dword [ebp - 0x54], 0x44
push eax
lea eax, [ebp - 0x54]
push eax
push edx
push edx
push edx
push edx
push edx
push edx
mov dword [ebp - 0x28], 1
push dword [ebp + 8]
mov word [ebp - 0x24], dx
push edx
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp - 8]
pop edi
mov dword [eax], ecx
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp - 4]
mov dword [eax], ecx
mov eax, dword [ebp - 0x10]
leave
ret
Function at 0x4075a0
Capabilities:
Create thread

Disassembly:
push esi
mov esi, ecx
push edi
xor eax, eax
lea edi, [esi + 8]
push edi
push eax
push esi
push 0x4075cb
push eax
push eax
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [esi + 4], eax
mov eax, dword [edi]
pop edi
pop esi
ret

Function at 0x407cd6
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
mov eax, dword [ecx + 0x14]
push esi
lea esi, [ecx + 0x14]
push edi
cmp dword [eax - 8], 0
jne 0x407d25
and byte [ebp - 0x104], 0
push 0x40
pop ecx
xor eax, eax
lea edi, [ebp - 0x103]
push 1
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [ebp - 0x104]
push 0x22
push eax
push 0
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderPathA]
lea eax, [ebp - 0x104]
mov ecx, esi
push eax
call fcn.004049dd
mov eax, dword [esi]
mov edi, dword [ebp + 8]
cmp dword [eax - 0xc], 0
jl 0x407d3e
mov dword [edi], eax
add eax, 0xfffffff4
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
jmp 0x407d4e
mov eax, dword [0x413050]
mov ecx, edi
mov dword [edi], eax
push dword [esi]
call fcn.004049dd
mov eax, edi
pop edi
pop esi
leave
ret 4

Function at 0x408a4a
Capabilities:
Reference the vmware io port

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x40fd78
push 0x40ec70
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov byte [ebp - 0x1c], 1
and dword [ebp - 4], 0
push edx
push ecx
push ebx
mov eax, 0x564d5868
mov ebx, 0
mov ecx, 0xa
mov edx, 0x5658
in eax, dx
cmp ebx, 0x564d5868
sete byte [ebp - 0x1c]
pop ebx
pop ecx
pop edx
jmp 0x408aaa
or dword [ebp - 4], 0xffffffff
mov al, byte [ebp - 0x1c]
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
leave
ret

Function at 0x408cbe
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x200
push ebx
mov ebx, ecx
push esi
push edi
mov eax, dword [ebx + 0x28]
lea esi, [ebx + 0x28]
cmp dword [eax - 8], 0
jne 0x408d4a
and byte [ebp - 0x200], 0
push 0x7c
pop ecx
xor eax, eax
lea edi, [ebp - 0x1ff]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [ebp - 0x200]
push eax
push 0xc
push 0x40fb38
call fcn.0040582c
add esp, 0xc
mov ecx, ebx
push eax
lea eax, [ebp - 8]
push str._t_n
push eax
call fcn.00407cd6
push eax
lea eax, [ebp - 4]
push eax
call fcn.00406f2d
push eax
lea eax, [ebp - 0xc]
push eax
call fcn.00406f2d
push eax
mov ecx, esi
call fcn.00404912
lea ecx, [ebp - 0xc]
call fcn.00404851
lea ecx, [ebp - 4]
call fcn.00404851
lea ecx, [ebp - 8]
call fcn.00404851
push 0
push dword [esi]
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
mov eax, dword [esi]
mov edi, dword [ebp + 8]
cmp dword [eax - 0xc], 0
jl 0x408d6d
mov dword [edi], eax
add eax, 0xfffffff4
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
jmp 0x408d7d
mov eax, dword [0x413050]
mov ecx, edi
mov dword [edi], eax
push dword [esi]
call fcn.004049dd
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret 4