joyce8/EMBER2024-capa huggingface dataset:
Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx

Function at 0x1f33700
Capabilities:
Decompress data using aplib

Disassembly:
pushal
mov esi, dword [esp + 0x24]
mov edi, dword [esp + 0x28]
cld
mov dl, 0x80
xor ebx, ebx
movsb byte es:[edi], byte [esi]
mov bl, 2
call fcn.01f3378f
jae 0x1f3370e
xor ecx, ecx
call fcn.01f3378f
jae 0x1f3373d
xor eax, eax
call fcn.01f3378f
jae 0x1f3374d
mov bl, 2
inc ecx
mov al, 0x10
call fcn.01f3378f
adc al, al
jae 0x1f3372f
jne 0x1f33779
stosb byte es:[edi], al
jmp 0x1f33711
call fcn.01f3379b
sub ecx, ebx
jne 0x1f33756
call fcn.01f33799
jmp 0x1f33775
lodsb al, byte [esi]
shr eax, 1
je 0x1f33783
adc ecx, ecx
jmp 0x1f33772
xchg ecx, eax
dec eax
shl eax, 8
lodsb al, byte [esi]
call fcn.01f33799
cmp eax, 0x7d00
jae 0x1f33772
cmp ah, 5
jae 0x1f33773
cmp eax, 0x7f
ja 0x1f33774
inc ecx
inc ecx
xchg ebp, eax
mov eax, ebp
mov bl, 1
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x1f33711
sub edi, dword [esp + 0x28]
mov dword [esp + 0x1c], edi
popal
ret 8

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x4070e4
Capabilities:
Get common file path
Set current directory

Disassembly:
push ebx
push esi
add esp, 0xfffffbe4
mov esi, edx
mov ebx, eax
test bl, bl
je 0x407126
movzx eax, bl
add ax, 0x41
dec eax
mov word [esp], ax
mov word [esp + 2], 0x3a
mov word [esp + 4], 0
lea eax, [esp + 0x212]
push eax
push 0x105
call sub.kernel32.dll_GetCurrentDirectoryW
push esp
call sub.kernel32.dll_SetCurrentDirectoryW
lea eax, [esp + 8]
push eax
push 0x105
call sub.kernel32.dll_GetCurrentDirectoryW
test bl, bl
je 0x407146
lea eax, [esp + 0x212]
push eax
call sub.kernel32.dll_SetCurrentDirectoryW
mov eax, esi
lea edx, [esp + 8]
mov ecx, 0x105
call fcn.0040af70
add esp, 0x41c
pop esi
pop ebx
ret

Function at 0x407340
Capabilities:
Accept command line arguments

Disassembly:
push ebx
push esi
push edi
add esp, 0xfffffdf4
mov ebx, edx
mov esi, eax
mov eax, ebx
call fcn.0040a1c4
test esi, esi
jne 0x407376
push 0x105
lea eax, [esp + 4]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameW
mov ecx, eax
mov edx, esp
mov eax, ebx
call fcn.0040a34c
jmp 0x407394
call sub.kernel32.dll_GetCommandLineW
mov edi, eax
mov edx, ebx
mov eax, edi
call fcn.00407284
mov edi, eax
test esi, esi
je 0x407394
cmp dword [ebx], 0
je 0x407394
dec esi
jmp 0x40737d
add esp, 0x20c
pop edi
pop esi
pop ebx
ret
Function at 0x408e14
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov edi, edx
mov esi, eax
mov ebp, dword [esi + 0x10]
mov eax, esi
call fcn.004092d4
mov byte [esp], al
cmp byte [esp], 0
jne 0x408f9d
test edi, edi
je 0x408f9d
mov byte [esp + 1], 0
test ebp, ebp
jle 0x408edd
call sub.kernel32.dll_GetTickCount
mov dword [esp + 4], eax
xor eax, eax
mov dword [esp + 0xc], eax
test ebp, ebp
jle 0x408eb8
cmp edi, 0xffffffff
je 0x408e79
call sub.kernel32.dll_GetTickCount
sub eax, dword [esp + 4]
cmp edi, eax
ja 0x408e79
mov byte [esp], 0
jmp 0x408f9d
cmp dword [esi], 1
jg 0x408eb8
cmp dword [esi], 0
jne 0x408eaa
xor eax, eax
mov edx, 1
lock cmpxchg dword [esi], edx
test eax, eax
jne 0x408eaa
call sub.kernel32.dll_GetCurrentThreadId
mov dword [esi + 8], eax
mov dword [esi + 4], 1
mov byte [esp], 1
jmp 0x408f9d
lea eax, [esp + 0xc]
call fcn.00408af4
dec ebp
test ebp, ebp
jg 0x408e5e
cmp edi, 0xffffffff
je 0x408edd
call sub.kernel32.dll_GetTickCount
mov dword [esp + 8], eax
mov eax, dword [esp + 8]
sub eax, dword [esp + 4]
cmp edi, eax
ja 0x408edb
mov byte [esp], 0
jmp 0x408f9d
sub edi, eax
mov ebx, dword [esi]
test ebx, ebx
je 0x408e22
lea edx, [ebx + 2]
mov eax, ebx
lock cmpxchg dword [esi], edx
cmp ebx, eax
jne 0x408edd
call sub.kernel32.dll_GetTickCount
mov dword [esp + 4], eax
mov eax, esi
call fcn.00409018
mov edx, eax
mov ebx, dword [0x6f28fc]
mov ecx, edi
xor eax, eax
call dword [ebx + 0x10]
test eax, eax
sete byte [esp]
cmp edi, 0xffffffff
je 0x408f41
call sub.kernel32.dll_GetTickCount
mov dword [esp + 8], eax
mov eax, dword [esp + 8]
sub eax, dword [esp + 4]
cmp edi, eax
jbe 0x408f3f
mov eax, dword [esp + 8]
sub eax, dword [esp + 4]
sub edi, eax
jmp 0x408f41
xor edi, edi
cmp byte [esp], 0
je 0x408f67
mov ebx, dword [esi]
test bl, 1
jne 0x408f7d
mov edx, ebx
sub edx, 2
or edx, 1
mov eax, ebx
lock cmpxchg dword [esi], edx
cmp ebx, eax
jne 0x408f47
mov byte [esp + 1], 1
jmp 0x408f7d
mov ebx, dword [esi]
mov edx, ebx
sub edx, 2
mov eax, ebx
lock cmpxchg dword [esi], edx
cmp ebx, eax
jne 0x408f67
mov byte [esp + 1], 1
cmp byte [esp + 1], 0
je 0x408ef4
cmp byte [esp], 0
je 0x408f9d
call sub.kernel32.dll_GetCurrentThreadId
mov dword [esi + 8], eax
mov dword [esi + 4], 1
movzx eax, byte [esp]
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x409e5c
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x6f205c], 0
je 0x409ec3
cmp word [0x6f2348], 0xd7b2
jne 0x409e85
cmp dword [0x6f2350], 0
jbe 0x409e85
mov eax, 0x6f2344
call dword [0x6f2360]
push 0
lea eax, [esp + 4]
push eax
push 0x1d
push str.Runtime_error_____at_00000000
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
mov eax, 0x409ef0
call fcn.0040ac0c
push eax
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x6e1032], 0
jne 0x409edf
push 0
push str.Error
push str.Runtime_error_____at_00000000
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret
Function at 0x40a084
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov esi, ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov edi, dword [ebp + 0x10]
cmp dword [0x6e1034], 0
je 0x40a0af
mov edx, edi
mov eax, esi
call dword [0x6e1034]
mov ebx, eax
jmp 0x40a0c0
mov eax, 8
call fcn.00406f0c
mov ebx, eax
mov dword [ebx], esi
mov dword [ebx + 4], edi
mov byte [0x6f205d], 1
mov eax, dword [ebp + 8]
push eax
mov eax, dword [ebp + 0xc]
push eax
push ebx
mov eax, 0x40a04c
push eax
mov eax, dword [ebp - 8]
push eax
mov eax, dword [ebp - 4]
push eax
call sub.kernel32.dll_CreateThread
mov esi, eax
test esi, esi
jne 0x40a0f0
mov eax, ebx
call fcn.00406f28
mov eax, esi
pop edi
pop esi
pop ebx
pop ecx
pop ecx
pop ebp
ret 0xc

Function at 0x40d874
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffe98
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x160], ecx
mov dword [ebp - 0x164], ecx
mov dword [ebp - 0x168], ecx
mov dword [ebp - 4], edx
mov esi, eax
xor eax, eax
push ebp
push 0x40d9d9
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
call fcn.0040a1c4
cmp si, word [0x6e1a10]
jb 0x40d90c
cmp si, word [0x6e1c10]
ja 0x40d90c
mov edi, 0x40
xor eax, eax
mov dword [ebp - 8], eax
cmp edi, dword [ebp - 8]
jb 0x40d90c
mov ebx, edi
add ebx, dword [ebp - 8]
shr ebx, 1
cmp si, word [ebx*8 + 0x6e1a10]
jae 0x40d8e6
mov edi, ebx
dec edi
jmp 0x40d907
cmp si, word [ebx*8 + 0x6e1a10]
jbe 0x40d8f6
inc ebx
mov dword [ebp - 8], ebx
jmp 0x40d907
mov edx, dword [ebp - 4]
mov eax, dword [ebx*8 + 0x6e1a14]
call fcn.0040d794
jmp 0x40d90c
cmp edi, dword [ebp - 8]
jae 0x40d8d0
mov eax, dword [ebp - 4]
cmp dword [eax], 0
jne 0x40d9bb
push 2
movzx eax, si
push eax
call sub.kernel32.dll_IsValidLocale
test eax, eax
je 0x40d9bb
push 0x55
lea eax, [ebp - 0xb2]
push eax
push 0x59
movzx ebx, si
push ebx
call sub.kernel32.dll_GetLocaleInfoW
push 0x55
lea eax, [ebp - 0x15c]
push eax
push 0x5a
push ebx
call sub.kernel32.dll_GetLocaleInfoW
lea eax, [ebp - 0x160]
lea edx, [ebp - 0xb2]
mov ecx, 0x55
call fcn.0040af70
push dword [ebp - 0x160]
push 0x40d9f4
lea eax, [ebp - 0x164]
lea edx, [ebp - 0x15c]
mov ecx, 0x55
call fcn.0040af70
push dword [ebp - 0x164]
push 0x40da04
lea eax, [ebp - 0x168]
lea edx, [ebp - 0xb2]
mov ecx, 0x55
call fcn.0040af70
push dword [ebp - 0x168]
mov eax, dword [ebp - 4]
mov edx, 5
call fcn.0040b1a8
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40d9e0
lea eax, [ebp - 0x168]
mov edx, 3
call fcn.0040a224
ret
Function at 0x40db8c
Capabilities:
Identify system language via api

Disassembly:
push ebp
mov ebp, esp
push 0
push ebx
push esi
mov esi, edx
mov ebx, eax
xor eax, eax
push ebp
push 0x40dc90
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x6f4c14
call sub.kernel32.dll_EnterCriticalSection
cmp bx, word [0x6f4c2c]
jne 0x40dbd8
mov eax, esi
mov edx, 0x6f4c2e
mov ecx, 0x55
call fcn.0040af70
push 0x6f4c14
call sub.kernel32.dll_LeaveCriticalSection
jmp 0x40dc7a
push 0x6f4c14
call sub.kernel32.dll_LeaveCriticalSection
mov eax, esi
call fcn.0040a1c4
push 2
movzx eax, bx
push eax
call sub.kernel32.dll_IsValidLocale
test eax, eax
je 0x40dc47
cmp byte [0x6f4c10], 0
je 0x40dc0c
mov edx, esi
mov eax, ebx
call fcn.0040da70
jmp 0x40dc47
mov edx, esi
mov eax, ebx
call fcn.0040d874
call sub.kernel32.dll_GetSystemDefaultUILanguage
cmp bx, ax
je 0x40dc47
cmp dword [esi], 0
je 0x40dc30
mov eax, esi
mov edx, 0x40dca8
call fcn.0040b0c8
call sub.kernel32.dll_GetSystemDefaultUILanguage
lea edx, [ebp - 4]
call fcn.0040d874
mov edx, dword [ebp - 4]
mov eax, esi
call fcn.0040b0c8
push 0x6f4c14
call sub.kernel32.dll_EnterCriticalSection
mov word [0x6f4c2c], bx
mov eax, dword [esi]
call fcn.0040aeb8
mov ecx, eax
mov eax, 0x6f4c2e
mov edx, 0xaa
call fcn.0040d6f4
push 0x6f4c14
call sub.kernel32.dll_LeaveCriticalSection
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40dc97
lea eax, [ebp - 4]
call fcn.0040a1c4
ret
Function at 0x40dec0
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffde4
push ebx
mov ebx, edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.0040a2a8
xor eax, eax
push ebp
push 0x40e0e5
push dword fs:[eax]
mov dword fs:[eax], esp
cmp dword [ebp - 4], 0
jne 0x40df00
push 0x105
lea eax, [ebp - 0x21a]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameW
jmp 0x40df1a
mov eax, dword [ebp - 4]
call fcn.0040aeb8
mov ecx, eax
lea eax, [ebp - 0x21a]
mov edx, 0x105
call fcn.0040d6f4
cmp word [ebp - 0x21a], 0
je 0x40e0cf
xor eax, eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e0f4
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x40dfe9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e0f4
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x40dfe9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e130
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x40dfe9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e130
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x40dfe9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e164
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x40dfe9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40e198
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
jne 0x40e0cf
xor eax, eax
push ebp
push 0x40e0c8
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 0x21a]
mov edx, 0x105
call fcn.0040dcd0
lea eax, [ebp - 0x10]
push eax
push 0
push 0
push 0
lea eax, [ebp - 0x21a]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
test eax, eax
jne 0x40e058
mov eax, dword [ebp - 0x10]
call fcn.00406f0c
mov dword [ebp - 8], eax
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp - 8]
push eax
push 0
push 0
lea eax, [ebp - 0x21a]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
mov eax, ebx
mov edx, dword [ebp - 8]
call fcn.0040af1c
jmp 0x40e0a3
lea eax, [ebp - 0x10]
push eax
push 0
push 0
push 0
push 0x40e1d8
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
test eax, eax
jne 0x40e0a3
mov eax, dword [ebp - 0x10]
call fcn.00406f0c
mov dword [ebp - 8], eax
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp - 8]
push eax
push 0
push 0
push 0x40e1d8
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
mov eax, ebx
mov edx, dword [ebp - 8]
call fcn.0040af1c
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40e0cf
cmp dword [ebp - 8], 0
je 0x40e0be
mov eax, dword [ebp - 8]
call fcn.00406f28
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegCloseKey
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40e0ec
lea eax, [ebp - 4]
call fcn.0040a1c4
ret
Function at 0x40e3ec
Capabilities:
Get geographical location
Identify system language via api

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
xor ecx, ecx
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x10], ecx
mov ebx, edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.0040a2a8
xor eax, eax
push ebp
push 0x40e4ac
push dword fs:[eax]
mov dword fs:[eax], esp
push 4
lea eax, [ebp - 0xc]
push eax
push 3
call sub.kernel32.dll_GetUserDefaultUILanguage
movzx eax, ax
push eax
call sub.kernel32.dll_GetLocaleInfoW
lea eax, [ebp - 0x10]
lea edx, [ebp - 0xc]
mov ecx, 4
call fcn.0040af70
mov ecx, dword [ebp - 0x10]
mov eax, ebx
mov edx, dword [ebp - 4]
call fcn.0040b120
mov eax, dword [ebx]
call fcn.0040e29c
test al, al
jne 0x40e489
mov word [ebp - 8], 0
lea eax, [ebp - 0x14]
lea edx, [ebp - 0xc]
mov ecx, 4
call fcn.0040af70
mov ecx, dword [ebp - 0x14]
mov eax, ebx
mov edx, dword [ebp - 4]
call fcn.0040b120
mov eax, dword [ebx]
call fcn.0040e29c
test al, al
jne 0x40e489
mov eax, ebx
call fcn.0040a1c4
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40e4b3
lea eax, [ebp - 0x14]
mov edx, 2
call fcn.0040a224
lea eax, [ebp - 4]
call fcn.0040a1c4
ret

Function at 0x40fff8
Capabilities:
Get system information on windows

Disassembly:
add esp, 0xffffffdc
push esp
call sub.kernel32.dll_GetSystemInfo
mov eax, dword [esp + 0x14]
add esp, 0x24
ret

Function at 0x4223b0
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffbd4
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x428], ecx
mov dword [ebp - 0x42c], ecx
mov dword [ebp - 4], ecx
mov dword [ebp - 0xc], edx
mov dword [ebp - 8], eax
xor eax, eax
push ebp
push 0x4224de
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 0x218]
push eax
push 0x104
call sub.kernel32.dll_GetLogicalDriveStringsW
mov esi, eax
test esi, esi
jle 0x4224b8
lea ebx, [ebp - 0x218]
lea eax, [ebx + 4]
mov word [eax], 0
push 0x104
lea eax, [ebp - 0x424]
push eax
push ebx
call sub.kernel32.dll_QueryDosDeviceW
mov esi, eax
test esi, esi
jle 0x4224a1
lea eax, [ebp - 4]
lea edx, [ebp - 0x424]
mov ecx, 0x106
call fcn.0040af70
mov ecx, 1
mov edx, dword [ebp - 8]
mov eax, dword [ebp - 4]
call fcn.0040b4a0
test eax, eax
jle 0x4224a1
mov eax, dword [ebp - 4]
test eax, eax
je 0x422455
sub eax, 4
mov eax, dword [eax]
mov esi, eax
mov edi, dword [ebp - 8]
test edi, edi
je 0x422463
sub edi, 4
mov edi, dword [edi]
lea eax, [ebp - 0x428]
push eax
mov ecx, edi
sub ecx, esi
lea edx, [esi + 1]
mov eax, dword [ebp - 8]
call fcn.0040b290
mov eax, dword [ebp - 0x428]
push eax
lea eax, [ebp - 0x42c]
mov edx, ebx
call fcn.0040af1c
mov edx, dword [ebp - 0x42c]
mov eax, dword [ebp - 0xc]
pop ecx
call fcn.0040b120
jmp 0x4224b8
add ebx, 2
cmp word [ebx], 0
jne 0x42249e
add ebx, 4
test ebx, ebx
je 0x4224b2
cmp word [ebx], 0
jne 0x422402
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4224e5
lea eax, [ebp - 0x42c]
mov edx, 2
call fcn.0040a224
lea eax, [ebp - 4]
call fcn.0040a1c4
ret
Function at 0x422828
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov esi, edx
mov ebx, eax
mov byte [ebp - 1], 0
xor edx, edx
mov eax, 6
call fcn.0042b23c
test al, al
je 0x4228f0
xor edx, edx
mov eax, ebx
call fcn.00424544
test al, al
je 0x4228f0
mov eax, ebx
call fcn.0042408c
test al, 0x20
je 0x4228f0
mov eax, ebx
call fcn.0040aeb8
push eax
call sub.kernel32.dll_GetFileAttributesW
cmp eax, 0xffffffff
je 0x4228f0
test ah, 4
je 0x4228f0
test al, 0x10
je 0x42288f
mov edi, 0x2000000
jmp 0x422891
xor edi, edi
push 0
push edi
push 3
push 0
push 1
push 0x80000000
mov eax, ebx
call fcn.0040aeb8
push eax
call sub.kernel32.dll_CreateFileW
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
je 0x4228f0
xor eax, eax
push ebp
push 0x4228e9
push dword fs:[eax]
mov dword fs:[eax], esp
mov edx, esi
mov ecx, edi
mov eax, dword [ebp - 8]
call fcn.004225d8
mov byte [ebp - 1], al
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4228f0
mov eax, dword [ebp - 8]
push eax
call sub.kernel32.dll_CloseHandle
ret
movzx eax, byte [ebp - 1]
pop edi
pop esi
pop ebx
pop ecx
pop ecx
pop ebp
ret

Function at 0x422be4
Capabilities:
Encrypt data using rc4 prga

Disassembly:
cmp eax, edx
je 0x422c3d
test eax, edx
je 0x422c40
movzx ecx, word [edx]
cmp cx, word [eax]
je 0x422bfb
movzx eax, word [eax]
sub eax, ecx
jmp 0x422c22
push ebx
mov ebx, dword [eax - 4]
xor ecx, ecx
sub ebx, dword [edx - 4]
push ebx
adc ecx, 0xffffffff
and ecx, ebx
sub ecx, dword [eax - 4]
shl ecx, 1
sub eax, ecx
sub edx, ecx
mov ebx, dword [ecx + eax]
xor ebx, dword [ecx + edx]
jne 0x422c23
add ecx, 4
js 0x422c13
pop eax
pop ebx
ret
bsf ebx, ebx
shr ebx, 4
add ebx, ebx
add ecx, ebx
jns 0x422c20
movzx eax, word [ecx + eax]
movzx edx, word [ecx + edx]
sub eax, edx
pop ebx
pop ebx
jmp 0x422c22
xor eax, eax
ret
test eax, eax
je 0x422c4c
test edx, edx
jne 0x422bec
mov eax, dword [eax - 4]
ret
sub eax, dword [edx - 4]
ret
Function at 0x42408c
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
xor ecx, ecx
push ecx
push ecx
push ecx
push ecx
push ecx
push ecx
push ecx
push ecx
push ebx
push esi
mov esi, eax
xor eax, eax
push ebp
push 0x4241ec
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x104
lea eax, [ebp - 8]
mov ecx, 1
mov edx, dword [0x42402c]
call fcn.0040cf78
add esp, 4
push 0x104
lea eax, [ebp - 0xc]
mov ecx, 1
mov edx, dword [0x42405c]
call fcn.0040cf78
add esp, 4
mov bl, 0
mov dl, 1
mov eax, esi
call fcn.004245dc
test al, al
jne 0x424102
mov dl, 1
mov eax, esi
call fcn.00424544
test al, al
je 0x42418c
lea edx, [ebp - 0x1c]
mov eax, esi
call fcn.00424e58
mov eax, dword [ebp - 0x1c]
lea edx, [ebp - 4]
call fcn.0042b880
push 0x104
mov eax, dword [ebp - 0xc]
push eax
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x10]
push eax
push 0x104
mov eax, dword [ebp - 8]
push eax
mov eax, dword [ebp - 4]
call fcn.0040aeb8
mov esi, eax
push esi
call sub.kernel32.dll_GetVolumeInformationW
test eax, eax
je 0x424187
test byte [ebp - 0x14], 1
je 0x424152
or bl, 1
test byte [ebp - 0x14], 2
je 0x42415b
or bl, 2
test byte [ebp - 0x14], 0x80
je 0x424164
or bl, 0x20
push esi
call sub.kernel32.dll_GetDriveTypeW
sub eax, 2
je 0x424178
dec eax
je 0x42417d
dec eax
je 0x424182
dec eax
jne 0x4241ad
or bl, 0x10
jmp 0x4241ad
or bl, 4
jmp 0x4241ad
or bl, 8
jmp 0x4241ad
call fcn.0042c8fc
lea edx, [ebp - 0x20]
mov eax, dword [0x6f13e4]
call fcn.0040ff44
mov ecx, dword [ebp - 0x20]
mov dl, 1
mov eax, dword [0x41c718]
call fcn.0042a4dc
call fcn.004098c0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4241f3
lea eax, [ebp - 0x20]
mov edx, 2
call fcn.0040a224
lea eax, [ebp - 0xc]
mov edx, dword [0x42405c]
call fcn.0040d09c
lea eax, [ebp - 8]
mov edx, dword [0x42402c]
call fcn.0040d09c
lea eax, [ebp - 4]
call fcn.0040a1c4
ret

Function at 0x424254
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
mov ebx, eax
push 0
lea eax, [ebp - 4]
push eax
mov eax, dword [ebp + 8]
push eax
mov eax, dword [esi]
add eax, edi
push eax
push ebx
call sub.kernel32.dll_ReadFile
test eax, eax
jne 0x424281
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
pop ecx
pop ebp
ret 4
Function at 0x424544
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
push esi
push edi
mov ebx, edx
mov esi, eax
mov eax, esi
call fcn.0040aeb8
mov edi, eax
push edi
call sub.kernel32.dll_GetFileAttributesW
cmp eax, 0xffffffff
je 0x4245ae
test ah, 4
je 0x4245a7
test bl, bl
jne 0x42456c
mov al, 1
jmp 0x4245d5
test al, 0x10
je 0x424574
xor eax, eax
jmp 0x4245d5
push 0
push 0
push 3
push 0
push 1
push 0x80000000
push edi
call sub.kernel32.dll_CreateFileW
cmp eax, 0xffffffff
je 0x424598
push eax
call sub.kernel32.dll_CloseHandle
mov al, 1
jmp 0x4245d5
call sub.kernel32.dll_GetLastError
mov ebx, eax
cmp ebx, 0x20
sete al
jmp 0x4245d5
test al, 0x10
sete al
jmp 0x4245d5
call sub.kernel32.dll_GetLastError
mov ebx, eax
cmp ebx, 2
je 0x4245cf
cmp ebx, 3
je 0x4245cf
cmp ebx, 0x7b
je 0x4245cf
mov eax, esi
call fcn.00424504
test al, al
jne 0x4245d3
xor eax, eax
jmp 0x4245d5
mov al, 1
pop edi
pop esi
pop ebx
ret

Function at 0x4245dc
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
push esi
push edi
push ebp
push ecx
mov byte [esp], dl
mov edi, eax
xor ebx, ebx
mov eax, edi
call fcn.0040aeb8
mov ebp, eax
push ebp
call sub.kernel32.dll_GetFileAttributesW
mov esi, eax
cmp esi, 0xffffffff
je 0x424683
test esi, 0x400
jne 0x424618
test esi, 0x10
setne bl
jmp 0x4246b3
cmp byte [esp], 0
je 0x42464c
push 0
push 0x2000000
push 3
push 0
push 1
push 0x80000000
push ebp
call sub.kernel32.dll_CreateFileW
cmp eax, 0xffffffff
je 0x4246b3
push eax
call sub.kernel32.dll_CloseHandle
test esi, 0x10
setne bl
jmp 0x4246b3
test esi, 0x10
je 0x424658
mov bl, 1
jmp 0x4246b3
push 0
push 0x2000000
push 3
push 0
push 1
push 0x80000000
push ebp
call sub.kernel32.dll_CreateFileW
cmp eax, 0xffffffff
je 0x42467f
push eax
call sub.kernel32.dll_CloseHandle
xor ebx, ebx
jmp 0x4246b3
mov bl, 1
jmp 0x4246b3
call sub.kernel32.dll_GetLastError
cmp eax, 2
je 0x4246ad
cmp eax, 3
je 0x4246ad
cmp eax, 0xa1
je 0x4246ad
cmp eax, 0x7b
je 0x4246ad
cmp eax, 0x35
je 0x4246ad
cmp eax, 0x15
je 0x4246ad
cmp eax, 0x43
jne 0x4246b1
xor ebx, ebx
jmp 0x4246b3
mov bl, 1
mov eax, ebx
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x424890
Capabilities:
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push ebx
push esi
push edi
mov ebx, edx
mov esi, eax
xor eax, eax
push ebp
push 0x424935
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, esi
call fcn.0040aeb8
push eax
call sub.kernel32.dll_GetFileAttributesW
mov edi, eax
test edi, 0x400
setne al
test al, bl
je 0x42491a
or edi, 0xffffffff
lea edx, [ebp - 4]
mov eax, esi
call fcn.00422828
test al, al
je 0x42491a
mov eax, dword [ebp - 4]
call fcn.00425014
test al, al
je 0x42490a
lea edx, [ebp - 0xc]
mov eax, esi
call fcn.00424d18
mov eax, dword [ebp - 0xc]
lea edx, [ebp - 8]
call fcn.0042b880
mov edx, dword [ebp - 8]
lea eax, [ebp - 4]
mov ecx, dword [ebp - 4]
call fcn.0040b120
mov eax, dword [ebp - 4]
call fcn.0040aeb8
push eax
call sub.kernel32.dll_GetFileAttributesW
mov edi, eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x42493c
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.0040a224
ret