joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4064d5
Capabilities:
Encode data using xor
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x264
push ebx
mov ebx, dword [esp + 0x280]
mov eax, ecx
mov dword [esp + 4], eax
cmp ebx, 0x18
ja 0x4066d1
push ebp
push esi
xor ebp, ebp
lea esi, [eax + 0x4b4]
push edi
mov edi, ebp
cmp dword [esi + 0x134], ebx
jne 0x406539
push dword [esp + 0x27c]
mov ecx, esi
call fcn.0040e343
test al, al
je 0x406539
push 0x10
push dword [esp + 0x288]
lea eax, [esi + 0x102]
push eax
call fcn.0041efca
add esp, 0xc
test eax, eax
je 0x4066db
inc edi
add esi, 0x178
cmp edi, 4
jb 0x4064ff
mov esi, 0x200
lea eax, [esp + 0x74]
push esi
push eax
push dword [esp + 0x288]
call fcn.00410e9d
xor eax, eax
mov ecx, ebx
inc eax
shl eax, cl
push eax
lea eax, [esp + 0x38]
push eax
lea eax, [esp + 0x5c]
push eax
lea eax, [esp + 0x20]
push eax
push 0x10
push dword [esp + 0x298]
lea eax, [esp + 0x8c]
push eax
call fcn.00422810
pop ecx
push eax
lea eax, [esp + 0x90]
push eax
call fcn.00406937
push esi
lea eax, [esp + 0x78]
push eax
call fcn.0040e571
mov edx, dword [esp + 0x10]
mov esi, dword [esp + 0x27c]
push 0x40
mov ecx, dword [edx + 0xa94]
lea ebx, [edx + 0x4b4]
mov eax, ecx
and eax, 3
imul eax, eax, 0x178
add ebx, eax
lea eax, [ecx + 1]
mov dword [edx + 0xa94], eax
mov edi, ebx
mov eax, dword [esp + 0x290]
pop ecx
mov dword [ebx + 0x134], eax
lea eax, [ebx + 0x102]
rep movsd dword es:[edi], dword [esi]
push 0x10
push dword [esp + 0x288]
push eax
movsw word es:[edi], word [esi]
call fcn.0041e680
push 0x20
pop edi
push edi
lea eax, [esp + 0x24]
push eax
lea esi, [ebx + 0x112]
push esi
call fcn.0041e680
push edi
lea eax, [esp + 0x50]
push eax
lea eax, [ebx + 0x138]
push eax
call fcn.0041e680
push edi
lea eax, [esp + 0x7c]
push eax
lea eax, [ebx + 0x158]
push eax
call fcn.0041e680
add esp, 0x30
push ebp
push 1
push edi
push esi
call fcn.0040e47c
cmp dword [esp + 0x290], ebp
je 0x40665f
push edi
lea eax, [esp + 0x58]
push eax
push dword [esp + 0x298]
call fcn.0041e680
add esp, 0xc
mov esi, dword [esp + 0x294]
test esi, esi
je 0x406692
push 8
push ebp
push esi
call fcn.0041e520
add esp, 0xc
mov al, byte [esp + ebp + 0x34]
mov ecx, ebp
and ecx, 7
xor byte [ecx + esi], al
inc ebp
cmp ebp, edi
jb 0x406676
push edi
lea eax, [esp + 0x38]
push eax
call fcn.0040e571
cmp dword [esp + 0x288], 0
je 0x4066c3
push dword [esp + 0x288]
mov ecx, dword [esp + 0x14]
lea eax, [esp + 0x18]
push 0x100
push eax
push dword [esp + 0x284]
add ecx, 0xa9c
call fcn.0040d9fb
push edi
lea eax, [esp + 0x18]
push eax
call fcn.0040e571
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x264
ret 0x20
push 0x20
pop edi
push edi
lea eax, [esi + 0x112]
push eax
lea eax, [esp + 0x1c]
push eax
call fcn.0041e680
add esp, 0xc
lea eax, [esp + 0x14]
push ebp
push ebp
push edi
push eax
call fcn.0040e47c
push edi
lea eax, [esi + 0x138]
push eax
lea eax, [esp + 0x3c]
push eax
call fcn.0041e680
push edi
lea eax, [esi + 0x158]
push eax
lea eax, [esp + 0x68]
push eax
call fcn.0041e680
add esp, 0x18
jmp 0x406641
Function at 0x40672c
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0x1bc
push ebx
mov ebx, dword [esp + 0x1c8]
push ebp
push esi
push edi
push 0x40
pop edi
cmp ebx, edi
jbe 0x406781
lea eax, [esp + 0x164]
push eax
call fcn.0040f13e
push ebx
push dword [esp + 0x1d4]
lea eax, [esp + 0x16c]
push eax
call fcn.0040f184
lea eax, [esp + 0x54]
push eax
lea eax, [esp + 0x168]
push eax
call fcn.0040f04f
push 0x20
lea eax, [esp + 0x58]
pop ebx
jmp 0x406788
mov eax, dword [esp + 0x1d0]
mov ebp, dword [esp + 0x1e4]
mov dword [esp + 0x10], eax
test ebp, ebp
je 0x4067b3
mov edx, dword [esp + 0x1e8]
cmp byte [edx], 0
je 0x4067b3
push 0x1a
pop ecx
mov esi, ebp
lea edi, [esp + 0x94]
rep movsd dword es:[edi], dword [esi]
jmp 0x406814
xor edx, edx
test ebx, ebx
je 0x4067d3
mov esi, eax
lea eax, [esp + 0x14]
sub esi, eax
lea ecx, [esp + 0x14]
add ecx, edx
mov al, byte [esi + ecx]
xor al, 0x36
inc edx
mov byte [ecx], al
cmp edx, ebx
jb 0x4067c1
cmp ebx, edi
jae 0x4067ed
mov eax, edi
lea ecx, [esp + 0x14]
sub eax, ebx
add ecx, ebx
push eax
push 0x36
push ecx
call fcn.0041e520
add esp, 0xc
lea eax, [esp + 0x94]
push eax
call fcn.0040f13e
push edi
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x9c]
push eax
call fcn.0040f184
mov edx, dword [esp + 0x1e8]
test ebp, ebp
je 0x40682e
cmp byte [edx], 0
jne 0x40682e
push 0x1a
pop ecx
lea esi, [esp + 0x94]
mov edi, ebp
rep movsd dword es:[edi], dword [esi]
mov byte [edx], 1
push dword [esp + 0x1dc]
lea eax, [esp + 0x98]
push dword [esp + 0x1dc]
push eax
call fcn.0040f184
lea eax, [esp + 0x74]
push eax
lea eax, [esp + 0x98]
push eax
call fcn.0040f04f
mov ebp, dword [esp + 0x1ec]
test ebp, ebp
je 0x406882
mov eax, dword [esp + 0x1f0]
cmp byte [eax], 0
je 0x406882
push 0x1a
pop ecx
mov esi, ebp
lea edi, [esp + 0xfc]
rep movsd dword es:[edi], dword [esi]
jmp 0x4068e8
test ebx, ebx
je 0x4068a4
mov edx, dword [esp + 0x10]
lea eax, [esp + 0x14]
sub edx, eax
xor esi, esi
lea ecx, [esp + 0x14]
add ecx, esi
mov al, byte [edx + ecx]
xor al, 0x5c
inc esi
mov byte [ecx], al
cmp esi, ebx
jb 0x406892
cmp ebx, 0x40
jae 0x4068c0
push 0x40
pop eax
sub eax, ebx
lea ecx, [esp + 0x14]
push eax
add ecx, ebx
push 0x5c
push ecx
call fcn.0041e520
add esp, 0xc
lea eax, [esp + 0xfc]
push eax
call fcn.0040f13e
push 0x40
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x104]
push eax
call fcn.0040f184
mov eax, dword [esp + 0x1f0]
test ebp, ebp
je 0x406902
cmp byte [eax], 0
jne 0x406902
push 0x1a
pop ecx
lea esi, [esp + 0xfc]
mov edi, ebp
rep movsd dword es:[edi], dword [esi]
mov byte [eax], 1
push 0x20
lea eax, [esp + 0x78]
push eax
lea eax, [esp + 0x104]
push eax
call fcn.0040f184
push dword [esp + 0x1e0]
lea eax, [esp + 0x100]
push eax
call fcn.0040f04f
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1bc
ret 0x24
Function at 0x406937
Capabilities:
Encode data using xor

Disassembly:
push ebp
lea ebp, [esp - 0x58]
sub esp, 0x18c
push ebx
push esi
mov esi, dword [ebp + 0x6c]
push edi
push 0x40
pop eax
cmp esi, eax
jae 0x406951
mov eax, esi
push eax
push dword [ebp + 0x68]
lea eax, [ebp - 0x44]
push eax
call fcn.0041e680
add esp, 0xc
mov dword [ebp + esi - 0x44], 0x1000000
xor eax, eax
push eax
push eax
push eax
push eax
lea eax, [ebp + 0x20]
push eax
lea eax, [esi + 4]
push eax
lea eax, [ebp - 0x44]
push eax
push dword [ebp + 0x64]
push dword [ebp + 0x60]
call fcn.0040672c
push 0x20
pop ebx
push ebx
lea eax, [ebp + 0x20]
push eax
lea eax, [ebp]
push eax
call fcn.0041e680
mov eax, dword [ebp + 0x7c]
add esp, 0xc
dec eax
mov byte [ebp + 0x6b], 0
mov dword [ebp + 0x4c], eax
xor esi, esi
mov byte [ebp + 0x6f], 0
push 0x10
pop eax
mov dword [ebp + 0x50], eax
mov dword [ebp + 0x54], eax
mov eax, dword [ebp + 0x70]
mov dword [ebp + 0x40], eax
mov eax, dword [ebp + 0x74]
mov dword [ebp + 0x44], eax
mov eax, dword [ebp + 0x78]
mov dword [ebp + 0x48], eax
mov edi, dword [ebp + esi + 0x4c]
test edi, edi
je 0x406a1d
lea eax, [ebp + 0x6f]
push eax
lea eax, [ebp - 0xcc]
push eax
lea eax, [ebp + 0x6b]
push eax
lea eax, [ebp - 0x134]
push eax
lea eax, [ebp - 0x64]
push eax
push ebx
lea eax, [ebp + 0x20]
push eax
push dword [ebp + 0x64]
push dword [ebp + 0x60]
call fcn.0040672c
push ebx
lea eax, [ebp - 0x64]
push eax
lea eax, [ebp + 0x20]
push eax
call fcn.0041e680
add esp, 0xc
xor ecx, ecx
mov al, byte [ebp + ecx + 0x20]
xor byte [ebp + ecx], al
inc ecx
cmp ecx, ebx
jb 0x406a0b
sub edi, 1
jne 0x4069ce
push ebx
lea eax, [ebp]
push eax
push dword [ebp + esi + 0x40]
call fcn.0041e680
add esi, 4
add esp, 0xc
cmp esi, 0xc
jb 0x4069c6
push 0x44
lea eax, [ebp - 0x44]
push eax
call fcn.0040e571
push ebx
lea eax, [ebp]
push eax
call fcn.0040e571
push ebx
lea eax, [ebp + 0x20]
push eax
call fcn.0040e571
push ebx
lea eax, [ebp - 0x64]
push eax
call fcn.0040e571
pop edi
pop esi
pop ebx
lea esp, [ebp + 0x58]
pop ebp
ret 0x20
Function at 0x4092ac
Capabilities:
Move file

Disassembly:
mov eax, 0x430df0
call fcn.0041d474
mov eax, 0x5024
call fcn.0041d550
push ebx
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x4030]
push edi
mov ebx, 0x800
push ebx
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetLongPathNameW]
test eax, eax
je 0x40946b
cmp eax, ebx
jae 0x40946b
push ebx
lea eax, [ebp - 0x5030]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetShortPathNameW]
test eax, eax
je 0x40946b
cmp eax, ebx
jae 0x40946b
lea eax, [ebp - 0x4030]
push eax
call fcn.0040b98c
mov dword [ebp + 8], eax
lea eax, [ebp - 0x5030]
push eax
call fcn.0040b98c
mov edi, eax
xor ebx, ebx
cmp word [edi], bx
je 0x40946b
push edi
push dword [ebp + 8]
call fcn.00411045
test eax, eax
je 0x40946b
push edi
push esi
call fcn.0040b98c
push eax
call fcn.00411045
test eax, eax
jne 0x40946b
mov word [ebp - 0x100c], ax
mov edi, ebx
test ax, ax
jne 0x4093cd
push 0x800
push esi
lea eax, [ebp - 0x100c]
push eax
call fcn.0040f6cb
push edi
push str.rtmp_d
push 0x800
lea eax, [ebp - 0x100c]
push eax
call fcn.0040b98c
push eax
call fcn.00403ecc
add esp, 0x10
lea eax, [ebp - 0x100c]
push eax
call fcn.00409ebb
test al, al
je 0x4093b2
xor eax, eax
mov word [ebp - 0x100c], ax
jmp 0x4093b9
mov ax, word [ebp - 0x100c]
add edi, 0x7b
cmp edi, 0x2710
jl 0x409360
test ax, ax
je 0x40946b
mov edi, 0x800
lea eax, [ebp - 0x3030]
push edi
push esi
push eax
call fcn.0040f6cb
push edi
push dword [ebp + 8]
lea eax, [ebp - 0x3030]
push eax
call fcn.0040ba02
mov edi, dword [sym.imp.KERNEL32.dll_MoveFileW]
lea eax, [ebp - 0x100c]
push eax
lea eax, [ebp - 0x3030]
push eax
call edi
test eax, eax
je 0x40946b
lea ecx, [ebp - 0x2030]
call fcn.00409480
push esi
mov dword [ebp - 4], ebx
call fcn.00409ebb
test al, al
jne 0x409432
push 0x12
push esi
lea ecx, [ebp - 0x2030]
call fcn.0040956c
mov bl, al
lea eax, [ebp - 0x3030]
push eax
lea eax, [ebp - 0x100c]
push eax
call edi
test bl, bl
je 0x40945c
lea ecx, [ebp - 0x2030]
call fcn.0040951e
lea ecx, [ebp - 0x2030]
call fcn.00409665
lea ecx, [ebp - 0x2030]
call fcn.004094b2
mov al, 1
jmp 0x40946d
xor al, al
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
mov esp, ebp
pop ebp
ret 4
Function at 0x40968e
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, ecx
cmp dword [esi + 0xc], 1
jne 0x4096a7
push 0xfffffffffffffff6
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov dword [esi + 4], eax
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x40971a
mov ecx, esi
call fcn.00409795
test al, al
je 0x4096e2
mov eax, 0x4e20
cmp dword [ebp + 0xc], eax
jbe 0x4096e2
push eax
push dword [ebp + 8]
mov ecx, esi
call fcn.0040968e
jmp 0x40971d
cmp dword [esi + 0xc], 1
jne 0x4096f7
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x6d
jne 0x4096f7
xor eax, eax
jmp 0x40971d
cmp dword [esi + 0xc], 0
jne 0x409715
mov ebx, 0x8000
cmp dword [ebp + 0xc], ebx
jbe 0x409715
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x21
jne 0x409715
push ebx
jmp 0x4096d6
or eax, 0xffffffff
jmp 0x40971d
mov eax, dword [ebp - 4]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x4097b8
Capabilities:
Check if file exists

Disassembly:
mov eax, 0x1054
call fcn.0041d550
push ebx
mov ebx, dword [esp + 0x1060]
push ebp
push edi
mov edi, ecx
and dword [edi + 0x1020], 0
cmp byte [edi + 0x1d], 0
jne 0x4097e4
test bl, 4
jne 0x4097e4
xor cl, cl
jmp 0x4097e6
mov cl, 1
mov eax, ebx
shr eax, 1
push esi
and al, 1
movzx esi, al
neg esi
sbb esi, esi
and esi, 0xc0000000
add esi, 0x80000000
test bl, 1
je 0x40980b
or esi, 0x40000000
shr ebx, 3
not ebx
and ebx, 1
test cl, cl
je 0x40981a
or ebx, 2
xor eax, eax
lea ecx, [esp + 0x1c]
cmp byte [edi + 0x15], al
setne al
dec eax
and eax, 0x8000000
mov dword [esp + 0x10], eax
call fcn.00406fae
cmp byte [edi + 0x1c], 0
je 0x409841
or esi, 0x100
push 0
push dword [esp + 0x14]
push 3
push 0
push ebx
push esi
push dword [esp + 0x1080]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
cmp ebp, 0xffffffff
jne 0x4098c3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [esp + 0x14], eax
lea eax, [esp + 0x1c]
push 0x800
push eax
push dword [esp + 0x1070]
call fcn.0040b375
test al, al
je 0x4098b2
push 0
push dword [esp + 0x14]
lea eax, [esp + 0x24]
push 3
push 0
push ebx
push esi
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
jne 0x4098ad
mov dword [esp + 0x14], eax
cmp ebp, 0xffffffff
jne 0x4098c3
cmp dword [esp + 0x14], 2
jne 0x4098c3
mov dword [edi + 0x1020], 1
cmp byte [edi + 0x1c], 0
pop esi
je 0x4098e9
cmp ebp, 0xffffffff
je 0x4098e9
or dword [esp + 0x10], 0xffffffff
lea eax, [esp + 0x10]
or dword [esp + 0x14], 0xffffffff
push 0
push eax
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_SetFileTime]
xor eax, eax
cmp ebp, 0xffffffff
mov byte [edi + 0x12], al
setne bl
mov dword [edi + 0xc], eax
mov byte [edi + 0x10], al
cmp ebp, 0xffffffff
je 0x409917
push 0x800
push dword [esp + 0x1068]
lea ecx, [edi + 0x1e]
mov dword [edi + 4], ebp
push ecx
call fcn.0040f6cb
pop edi
pop ebp
mov al, bl
pop ebx
add esp, 0x1054
ret 8
Function at 0x409c84
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, dword [esp + 0xc]
push edi
mov edi, ecx
test ebp, ebp
jne 0x409c97
mov al, 1
jmp 0x409d85
cmp dword [edi + 0xc], 1
jne 0x409ca8
push 0xfffffffffffffff5
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov dword [edi + 4], eax
push ebx
push esi
and dword [esp + 0x18], 0
xor bl, bl
cmp dword [edi + 0xc], 0
je 0x409cfd
xor esi, esi
test ebp, ebp
je 0x409d1f
mov eax, ebp
sub eax, esi
cmp eax, 0x4000
jb 0x409ccd
mov eax, 0x4000
push 0
lea ecx, [esp + 0x1c]
push ecx
push eax
mov eax, dword [esp + 0x20]
add eax, esi
push eax
push dword [edi + 4]
call dword [sym.imp.KERNEL32.dll_WriteFile]
lea ebx, [eax - 1]
neg ebx
sbb bl, bl
add bl, 1
je 0x409d1f
add esi, 0x4000
cmp esi, ebp
jb 0x409cbd
jmp 0x409d1b
push 0
lea eax, [esp + 0x1c]
push eax
push ebp
push dword [esp + 0x20]
push dword [edi + 4]
call dword [sym.imp.KERNEL32.dll_WriteFile]
dec eax
neg eax
sbb al, al
inc al
mov bl, al
test bl, bl
jne 0x409d7d
cmp byte [edi + 0x14], 0
je 0x409d7d
cmp dword [edi + 0xc], 0
jne 0x409d7d
push 0
lea esi, [edi + 0x1e]
mov ecx, 0x43ff0c
push esi
call fcn.00406d0f
test al, al
je 0x409d70
cmp dword [esp + 0x18], ebp
jae 0x409caa
cmp dword [esp + 0x18], 0
jbe 0x409caa
mov esi, dword [edi]
mov ecx, edi
push 0
call dword [esi + 0x14]
sub eax, dword [esp + 0x1c]
mov ecx, edi
sbb edx, 0
push edx
push eax
call dword [esi + 0x10]
jmp 0x409caa
push esi
push 0
mov ecx, 0x43ff0c
call fcn.00406f50
pop esi
mov al, bl
mov byte [edi + 8], 1
pop ebx
pop edi
pop ebp
ret 8

Function at 0x409ecf
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041d550
push esi
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x409f14
push 0x800
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 8]
call fcn.0040b375
test al, al
je 0x409f14
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
mov esi, eax
mov eax, esi
pop esi
mov esp, ebp
pop ebp
ret 4

Function at 0x409f42
Capabilities:
Check if file exists
Create directory

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041d550
push esi
mov esi, dword [ebp + 8]
push esi
call fcn.0040b970
movzx eax, word [eax]
cmp eax, 0x2e
je 0x409f73
cmp eax, 0x20
je 0x409f73
push 0
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
test eax, eax
jne 0x409fa6
push esi
call fcn.00409ebb
test al, al
jne 0x409fb9
push 0x800
lea eax, [ebp - 0x1000]
push eax
push esi
call fcn.0040b375
test al, al
je 0x409fb9
push 0
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
test eax, eax
je 0x409fb9
cmp byte [ebp + 0xc], 0
je 0x409fb5
push dword [ebp + 0x10]
push esi
call fcn.0040a17f
xor eax, eax
jmp 0x409fd1
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
je 0x409fce
cmp eax, 3
je 0x409fce
xor eax, eax
inc eax
jmp 0x409fd1
push 2
pop eax
pop esi
mov esp, ebp
pop ebp
ret 0xc
Function at 0x40a17f
Capabilities:
Set file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041d550
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
setne bl
test bl, bl
jne 0x40a1cf
push 0x800
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 8]
call fcn.0040b375
test al, al
je 0x40a1cf
push dword [ebp + 0xc]
lea eax, [ebp - 0x1000]
push eax
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
setne bl
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x40a32f
Capabilities:
Check if file exists
Enumerate files on windows

Disassembly:
mov eax, 0x1250
call fcn.0041d550
push ebx
push ebp
push esi
mov esi, dword [esp + 0x1260]
lea eax, [esp + 0xc]
push edi
mov edi, dword [esp + 0x126c]
or ebp, 0xffffffff
push eax
cmp esi, ebp
jne 0x40a3c9
push dword [esp + 0x126c]
mov ebx, dword [sym.imp.KERNEL32.dll_FindFirstFileW]
call ebx
mov esi, eax
cmp esi, ebp
jne 0x40a3f0
push 0x800
lea eax, [esp + 0x264]
push eax
push dword [esp + 0x1270]
call fcn.0040b375
test al, al
je 0x40a3a2
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x264]
push eax
call ebx
mov esi, eax
cmp esi, ebp
jne 0x40a3f0
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
je 0x40a3bc
cmp eax, 3
je 0x40a3bc
cmp eax, 0x12
je 0x40a3bc
xor eax, eax
inc eax
jmp 0x40a3be
xor eax, eax
mov byte [edi + 0x1044], al
jmp 0x40a49e
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x40a3e8
mov esi, ebp
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x12
setne al
mov byte [edi + 0x1044], al
cmp esi, ebp
je 0x40a49e
mov ebx, 0x800
push ebx
push dword [esp + 0x126c]
push edi
call fcn.0040f6cb
push ebx
lea eax, [esp + 0x40]
push eax
push edi
call fcn.0040ba02
mov ecx, dword [esp + 0x2c]
xor eax, eax
add eax, dword [esp + 0x30]
mov dword [edi + 0x1000], eax
mov eax, dword [esp + 0x10]
adc ecx, 0
mov dword [edi + 0x1008], eax
mov eax, dword [esp + 0x14]
mov dword [edi + 0x1028], eax
mov eax, dword [esp + 0x18]
mov dword [edi + 0x102c], eax
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x1030], eax
mov eax, dword [esp + 0x20]
mov dword [edi + 0x1034], eax
mov eax, dword [esp + 0x24]
mov dword [edi + 0x1038], eax
mov eax, dword [esp + 0x28]
mov dword [edi + 0x103c], eax
lea eax, [esp + 0x24]
mov dword [edi + 0x1004], ecx
lea ecx, [edi + 0x1010]
push eax
call fcn.004106aa
lea eax, [esp + 0x14]
push eax
lea ecx, [edi + 0x1018]
call fcn.004106aa
lea eax, [esp + 0x1c]
push eax
lea ecx, [edi + 0x1020]
call fcn.004106aa
and dword [edi + 0x1040], 0
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1250
ret 0xc
Function at 0x40b375
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1000
call fcn.0041d550
push esi
mov esi, dword [ebp + 8]
cmp word [esi], 0
jne 0x40b393
xor al, al
jmp 0x40b4fd
push ebx
push edi
push esi
call fcn.0040b50f
push esi
call fcn.00422793
pop ecx
push esi
mov edi, eax
call fcn.0040b53b
test al, al
je 0x40b425
push esi
call fcn.0040b50f
test al, al
je 0x40b3dc
lea eax, [edi + 4]
cmp dword [ebp + 0x10], eax
jbe 0x40b4f9
push dword [ebp + 0x10]
push 0x4325e0
push dword [ebp + 0xc]
call fcn.0040f6cb
push dword [ebp + 0x10]
jmp 0x40b4ec
push 0x5c
pop eax
cmp word [esi], ax
jne 0x40b4f9
lea ebx, [esi + 2]
cmp word [ebx], ax
jne 0x40b4f9
mov esi, dword [ebp + 0x10]
lea eax, [edi + 6]
cmp esi, eax
jbe 0x40b4f9
push esi
push 0x4325e0
push dword [ebp + 0xc]
call fcn.0040f6cb
push esi
push 0x4325ec
push dword [ebp + 0xc]
call fcn.0040f6a3
push esi
push ebx
jmp 0x40b4ed
lea eax, [ebp - 0x1000]
mov ebx, 0x7ff
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
test eax, eax
je 0x40b4f9
cmp eax, ebx
ja 0x40b4f9
movzx eax, word [esi]
push eax
call fcn.0040b616
test al, al
je 0x40b48c
lea eax, [edi + 6]
mov edi, dword [ebp + 0x10]
cmp edi, eax
jbe 0x40b4f9
push edi
push 0x4325e0
push dword [ebp + 0xc]
call fcn.0040f6cb
xor eax, eax
mov word [ebp - 0xffc], ax
lea eax, [ebp - 0x1000]
push edi
push eax
push dword [ebp + 0xc]
call fcn.0040f6a3
jmp 0x40b4eb
push 0x800
lea eax, [ebp - 0x1000]
push eax
call fcn.0040aef5
lea eax, [ebp - 0x1000]
push eax
call fcn.00422793
add edi, 4
add eax, edi
mov edi, dword [ebp + 0x10]
pop ecx
cmp edi, eax
jbe 0x40b4f9
push edi
push 0x4325e0
push dword [ebp + 0xc]
call fcn.0040f6cb
push edi
lea eax, [ebp - 0x1000]
push eax
push dword [ebp + 0xc]
call fcn.0040f6a3
cmp word [esi], 0x2e
jne 0x40b4eb
movzx eax, word [esi + 2]
push eax
call fcn.0040b616
test al, al
je 0x40b4eb
add esi, 4
push edi
push esi
push dword [ebp + 0xc]
call fcn.0040f6a3
mov al, 1
jmp 0x40b4fb
xor al, al
pop edi
pop ebx
pop esi
mov esp, ebp
pop ebp
ret 0xc

Function at 0x40c133
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
xor eax, eax
push ebx
push esi
mov esi, dword [esp + 0x10]
xor ebx, ebx
inc eax
mov cl, bl
cmp esi, eax
jbe 0x40c150
xor cl, byte [eax + edx]
inc eax
cmp eax, esi
jb 0x40c148
cmp cl, byte [edx]
jne 0x40c18b
push esi
push edx
push 0xffffffffffffffff
call fcn.00405e07
not eax
mov ecx, ebx
cmp dword [ecx + 0x43d02c], eax
jne 0x40c171
cmp dword [ecx + 0x43d028], esi
je 0x40c17c
add ecx, 0xc
inc ebx
cmp ecx, 0x48
jb 0x40c161
jmp 0x40c18b
imul eax, ebx, 0xc
mov ecx, dword [eax + 0x43d030]
mov eax, dword [esp + 0x14]
mov dword [eax], ecx
pop esi
pop ebx
ret 0xc
Function at 0x40dfee
Capabilities:
Decrypt data using aes via x86 extensions

Disassembly:
mov edx, ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
lea eax, [edx + 0x18]
mov dword [esp + 0x14], eax
movups xmm2, xmmword [edx + 8]
test esi, esi
je 0x40e06d
mov ecx, dword [esp + 0xc]
mov eax, ecx
add ecx, 0x10
mov dword [esp + 0xc], ecx
mov ecx, dword [edx + 4]
movups xmm3, xmmword [eax]
mov eax, ecx
shl eax, 4
add eax, dword [esp + 0x14]
dec ecx
movups xmm1, xmmword [eax]
pxor xmm1, xmm3
test ecx, ecx
jle 0x40e04a
mov eax, ecx
shl eax, 4
add eax, dword [esp + 0x14]
movups xmm0, xmmword [eax]
dec ecx
lea eax, [eax - 0x10]
aesdec xmm1, xmm0
test ecx, ecx
jg 0x40e03a
cmp byte [edx + 1], 0
movups xmm0, xmmword [edx + 0x18]
aesdeclast xmm1, xmm0
je 0x40e05d
pxor xmm1, xmm2
mov eax, edi
movaps xmm2, xmm3
add edi, 0x10
movups xmmword [eax], xmm1
sub esi, 1
jne 0x40e009
pop edi
movups xmmword [edx + 8], xmm2
pop esi
ret 0xc

Function at 0x40e076
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x20
push ebp
push edi
mov ebp, ecx
xor edi, edi
inc edi
mov dword [esp + 0x14], ebp
mov dword [esp + 8], edi
cmp dword [ebp + 4], edi
jle 0x40e124
push ebx
lea ebx, [ebp + 0x28]
push esi
mov dword [esp + 0x14], ebx
lea eax, [ebx + 2]
xor esi, esi
mov dword [esp + 0x18], eax
lea edi, [esp + 0x20]
mov ebp, eax
push 4
add edi, esi
pop ebx
movzx eax, byte [ebp + 1]
movzx ecx, byte [ebp - 1]
mov dl, byte [esi + eax*4 + 0x444d80]
movzx eax, byte [ebp - 2]
xor dl, byte [esi + ecx*4 + 0x444580]
xor dl, byte [esi + eax*4 + 0x444180]
movzx eax, byte [ebp]
lea ebp, [ebp + 4]
xor dl, byte [esi + eax*4 + 0x444980]
mov byte [edi], dl
lea edi, [edi + 4]
sub ebx, 1
jne 0x40e0ae
mov eax, dword [esp + 0x18]
inc esi
cmp esi, 4
jl 0x40e0a3
mov ebx, dword [esp + 0x14]
lea eax, [esp + 0x20]
push 0x10
push eax
push ebx
call fcn.0041e680
mov edi, dword [esp + 0x1c]
add esp, 0xc
mov ebp, dword [esp + 0x1c]
inc edi
add ebx, 0x10
mov dword [esp + 0x10], edi
mov dword [esp + 0x14], ebx
cmp edi, dword [ebp + 4]
jl 0x40e09a
pop esi
pop ebx
pop edi
pop ebp
add esp, 0x20
ret