joyce8/EMBER2024-capa huggingface dataset:
Function at 0x539e10
Capabilities:
Hash data using md4
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0xf0000040
push 1
push 0
push 0
lea edi, [esi + 4]
mov dword [esi], 0
push esi
mov dword [edi], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x539e4f
push edi
push 0
push 0
push 0x8002
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
pop edi
pop esi
pop ebp
ret

Function at 0x53d7bd
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x552500
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x624500]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp ebx, 0xffffffff
jne 0x552530
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00539e65
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
push edi
mov ecx, dword [eax]
test ecx, ecx
je 0x55256c
mov edx, dword [esi + 0x30]
mov edi, dword [edx]
lea eax, [edi + ecx]
cmp ecx, eax
jae 0x55256c
lea ecx, [edi - 1]
mov dword [edx], ecx
mov edx, dword [esi + 0x20]
mov esi, dword [edx]
lea ecx, [esi + 1]
mov dword [edx], ecx
mov byte [esi], bl
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00539e65
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
je 0x552651
mov edi, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [edi], eax
jne 0x552594
mov edx, dword [esi + 0x54]
mov ecx, dword [esi + 0x50]
sub edx, ecx
mov dword [edi], ecx
mov eax, dword [esi + 0x1c]
mov dword [eax], ecx
mov eax, dword [esi + 0x2c]
mov dword [eax], edx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x5525c7
push dword [esi + 0x4c]
movsx eax, bl
push eax
call fcn.00596ea8
add esp, 8
or ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, ebx
pop edi
pop esi
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00539e65
mov esp, ebp
pop ebp
ret 4
lea eax, [ebp - 0x2c]
mov byte [ebp - 0x28], bl
mov edx, dword [ecx]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x27]
push eax
lea eax, [ebp - 0x28]
push eax
lea eax, [esi + 0x40]
push eax
call dword [edx + 0x1c]
test eax, eax
js 0x552651
cmp eax, 1
jle 0x552624
cmp eax, 3
jne 0x552651
push dword [esi + 0x4c]
push dword [ebp - 0x28]
call fcn.00551540
add esp, 8
or ecx, 0xffffffff
test al, al
cmovne ecx, ebx
pop edi
pop esi
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00539e65
mov esp, ebp
pop ebp
ret 4
mov edi, dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x552641
push dword [esi + 0x4c]
push edi
push 1
push eax
call fcn.00596121
add esp, 0x10
cmp edi, eax
jne 0x552651
lea eax, [ebp - 0x28]
mov byte [esi + 0x3d], 1
cmp dword [ebp - 0x30], eax
jne 0x552557
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00539e65
mov esp, ebp
pop ebp
ret 4
Function at 0x553090
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push edi
mov edi, ecx
cmp dword [edi + 0x38], 0
je 0x5530b4
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00553180
pop edi
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [edi + 0x1c]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov eax, dword [eax]
mov esi, dword [ebp + 0xc]
mov dword [ebp - 0xc], esi
mov dword [ebp - 0x10], ebx
mov dword [ebp - 8], eax
test eax, eax
je 0x5530d5
mov eax, dword [edi + 0x2c]
mov eax, dword [eax]
jmp 0x5530d7
xor eax, eax
cdq
mov dword [ebp + 0x10], eax
mov ecx, edx
mov dword [ebp - 4], ecx
test ebx, ebx
jl 0x55315f
jg 0x5530ea
test esi, esi
je 0x55315f
test ecx, ecx
jl 0x55312c
jg 0x5530f4
test eax, eax
je 0x55312c
cmp ebx, ecx
jg 0x553106
jl 0x5530fe
cmp esi, eax
jae 0x553106
mov eax, esi
mov dword [ebp + 0x10], esi
mov dword [ebp - 4], ebx
push eax
push dword [ebp - 8]
push dword [ebp + 8]
call fcn.0058cce0
mov ecx, dword [ebp + 0x10]
add esp, 0xc
mov eax, dword [edi + 0x2c]
add dword [ebp + 8], ecx
sub esi, ecx
sbb ebx, dword [ebp - 4]
sub dword [eax], ecx
mov eax, dword [edi + 0x1c]
add dword [eax], ecx
jmp 0x553132
mov eax, dword [ebp + 8]
mov dword [ebp + 8], eax
test ebx, ebx
jl 0x55315f
jg 0x55313c
test esi, esi
je 0x55315f
cmp dword [edi + 0x4c], 0
je 0x55315f
mov ecx, edi
call fcn.00551e70
push dword [edi + 0x4c]
push esi
push 1
push dword [ebp + 8]
call fcn.005a409b
add esp, 0x10
sub esi, eax
sbb ebx, 0
mov eax, dword [ebp - 0xc]
mov edx, dword [ebp - 0x10]
sub eax, esi
pop esi
sbb edx, ebx
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 0xc
Function at 0x553250
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
mov ebx, ecx
cmp dword [ebx + 0x38], 0
je 0x553274
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00553330
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x20]
push esi
mov esi, dword [ebp + 0xc]
push edi
mov eax, dword [eax]
mov edi, dword [ebp + 0x10]
mov dword [ebp - 0xc], esi
mov dword [ebp - 0x10], edi
mov dword [ebp - 8], eax
test eax, eax
je 0x553295
mov eax, dword [ebx + 0x30]
mov eax, dword [eax]
jmp 0x553297
xor eax, eax
cdq
mov dword [ebp + 0x10], eax
mov ecx, edx
mov dword [ebp - 4], ecx
test edi, edi
jl 0x553314
jg 0x5532aa
test esi, esi
je 0x553314
test ecx, ecx
jl 0x5532ee
jg 0x5532b4
test eax, eax
je 0x5532ee
cmp edi, ecx
jg 0x5532c6
jl 0x5532be
cmp esi, eax
jae 0x5532c6
mov eax, esi
mov dword [ebp + 0x10], esi
mov dword [ebp - 4], edi
push eax
push dword [ebp + 8]
push dword [ebp - 8]
call fcn.0058cce0
mov ecx, dword [ebp + 0x10]
add esp, 0xc
mov edx, dword [ebp + 8]
mov eax, dword [ebx + 0x30]
add edx, ecx
sub esi, ecx
sbb edi, dword [ebp - 4]
sub dword [eax], ecx
mov eax, dword [ebx + 0x20]
add dword [eax], ecx
jmp 0x5532f1
mov edx, dword [ebp + 8]
test edi, edi
jl 0x553314
jg 0x5532fb
test esi, esi
je 0x553314
mov eax, dword [ebx + 0x4c]
test eax, eax
je 0x553314
push eax
push esi
push 1
push edx
call fcn.00596121
add esp, 0x10
sub esi, eax
sbb edi, 0
mov eax, dword [ebp - 0xc]
mov edx, dword [ebp - 0x10]
sub eax, esi
sbb edx, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x586170
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x14]
mov eax, dword [ebx - 4]
test ebp, ebp
jle 0x5861da
mov ecx, dword [esp + 0xc]
sub ecx, ebx
push esi
mov dword [esp + 0x10], ecx
push edi
nop dword [eax]
mov esi, dword [ecx + ebx]
lea ebx, [ebx + 4]
mov ecx, eax
mov edi, esi
and edi, 0xffff00ff
and ecx, 0xffff00ff
add edi, ecx
mov edx, esi
movzx ecx, ax
and edx, 0xff00
add edx, ecx
and eax, 0xff00ffff
mov ecx, dword [esp + 0x14]
xor edi, edx
and esi, 0xff00ff00
and edi, 0xff00ff
add eax, esi
xor eax, edi
mov dword [ebx - 4], eax
sub ebp, 1
jne 0x586190
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x5861e0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, dword [esp + 0x10]
test ebp, ebp
jle 0x586254
mov ecx, dword [esp + 0xc]
mov eax, dword [esp + 8]
sub ecx, eax
sub dword [esp + 0x14], eax
push ebx
push esi
mov dword [esp + 0x14], ecx
push edi
nop
mov ebx, dword [ecx + eax]
lea eax, [eax + 4]
mov esi, dword [eax - 4]
mov ecx, ebx
and ecx, 0xffff00ff
mov edi, esi
and edi, 0xffff00ff
mov edx, esi
add edi, ecx
and edx, 0xff00
movzx ecx, bx
and esi, 0xff00ff00
add edx, ecx
and ebx, 0xff00ffff
mov ecx, dword [esp + 0x20]
xor edi, edx
and edi, 0xff00ff
add ebx, esi
xor edi, ebx
mov dword [ecx + eax - 4], edi
mov ecx, dword [esp + 0x18]
sub ebp, 1
jne 0x586200
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x5b5b52
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.005b59d1

Function at 0x5b8e0a
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.005b8aca
Function at 0x401996
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0xc
mov edi, dword [ebp + 0xc]
mov ebx, dword [ebp + 0x10]
test ebx, ebx
sete dl
cmp dword [ebp + 8], 0
sete al
mov ecx, 0
or dl, al
jne 0x401ada
lea ecx, [edi*4 + 0xb]
mov edx, 0x2aaaaaab
mov eax, ecx
imul edx
sar edx, 1
mov eax, ecx
sar eax, 0x1f
sub edx, eax
lea edx, [edx*4 + 1]
cmp edx, dword [ebp + 0x14]
jle 0x401a3d
mov dword [esp], 0x6f
call sub.KERNEL32.DLL_SetLastError
sub esp, 4
mov ecx, 0
jmp 0x401ada
movzx eax, byte [ecx]
and eax, 3
shl eax, 4
movzx eax, byte [eax + section.j36bdzkq]
mov byte [ebx + 1], al
mov byte [ebx + 2], 0x3d
mov byte [ebx + 3], 0x3d
add ebx, 4
jmp 0x401ad2
movzx eax, byte [ecx + 1]
and eax, 0xf
movzx eax, byte [eax*4 + section.j36bdzkq]
mov byte [ebx + 2], al
mov byte [ebx + 3], 0x3d
add ebx, 4
jmp 0x401ad2
mov esi, 0
mov ecx, dword [ebp + 8]
cmp esi, edi
jge 0x401ad2
movzx eax, byte [ecx]
shr al, 2
movzx eax, al
movzx eax, byte [eax + section.j36bdzkq]
mov byte [ebx], al
mov eax, edi
sub eax, esi
cmp eax, 1
je 0x4019fc
movzx edx, byte [ecx]
and edx, 3
shl edx, 4
movzx eax, byte [ecx + 1]
shr al, 4
movzx eax, al
or edx, eax
movzx eax, byte [edx + section.j36bdzkq]
mov byte [ebx + 1], al
mov eax, edi
sub eax, esi
cmp eax, 2
je 0x401a1f
movzx edx, byte [ecx + 1]
and edx, 0xf
shl edx, 2
movzx eax, byte [ecx + 2]
shr al, 6
movzx eax, al
or edx, eax
movzx eax, byte [edx + section.j36bdzkq]
mov byte [ebx + 2], al
movzx eax, byte [ecx + 2]
and eax, 0x3f
movzx eax, byte [eax + section.j36bdzkq]
mov byte [ebx + 3], al
add esi, 3
add ecx, 3
add ebx, 4
cmp esi, edi
jl 0x401a4d
mov byte [ebx], 0
mov ecx, 1
mov eax, ecx
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret

Function at 0x401b7e
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x1c
mov ebx, 0
mov dword [esp], 0
call sub.msvcrt.dll_malloc
mov esi, eax
mov dword [esp + 4], 0x40e000
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sub.msvcrt.dll_fopen
mov edi, eax
mov eax, 0
test edi, edi
je 0x401c23
jmp 0x401bc1
mov eax, 0
jmp 0x401c23
test byte [edi + 0xc], 0x10
jne 0x401c00
inc ebx
mov dword [esp + 4], ebx
mov dword [esp], esi
call sub.msvcrt.dll_realloc
mov esi, eax
test eax, eax
je 0x401bba
mov dword [esp + 0xc], edi
mov dword [esp + 8], 1
mov dword [esp + 4], 1
lea eax, [eax + ebx - 1]
mov dword [esp], eax
call sub.msvcrt.dll_fread
test byte [edi + 0xc], 0x10
je 0x401bc7
lea eax, [ebx - 1]
mov dword [esp + 4], eax
mov dword [esp], esi
call fcn.00401b44
mov ebx, eax
mov dword [esp], esi
call sub.msvcrt.dll_free
mov dword [esp], edi
call sub.msvcrt.dll_fclose
mov eax, ebx
add esp, 0x1c
pop ebx
pop esi
pop edi
pop ebp
ret
Function at 0x40279c
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
imul edx, dword [0x40c02c], 0x8088405
inc edx
mov dword [0x40c02c], edx
mul edx
mov eax, edx
ret

Function at 0x4069dc
Capabilities:
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0
push ebx
push esi
push edi
mov ebx, eax
xor eax, eax
push ebp
push 0x406a24
push dword fs:[eax]
mov dword fs:[eax], esp
lea edx, [ebp - 4]
mov eax, ebx
call fcn.00406978
mov eax, dword [ebp - 4]
call fcn.00403414
push eax
call sub.kernel32.dll_GetFileAttributesA
mov ebx, eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x406a2b
lea eax, [ebp - 4]
call fcn.00403198
ret

Function at 0x406c2c
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffef8
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 4], ecx
mov esi, edx
mov ebx, eax
xor eax, eax
push ebp
push 0x406cba
push dword fs:[eax]
mov dword fs:[eax], esp
test ebx, ebx
jne 0x406c77
push 0x104
lea eax, [ebp - 0x108]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameA
mov ecx, eax
lea edx, [ebp - 0x108]
mov eax, esi
call fcn.00403278
jmp 0x406ca4
call sub.kernel32.dll_GetCommandLineA_1
cmp byte [eax], 0
jne 0x406c8b
lea eax, [ebp - 4]
call fcn.00403198
jmp 0x406c9a
lea edx, [ebp - 4]
call fcn.00406af0
test ebx, ebx
je 0x406c9a
dec ebx
jmp 0x406c7c
mov eax, esi
mov edx, dword [ebp - 4]
call fcn.0040322c
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x406cc1
lea eax, [ebp - 4]
call fcn.00403198
ret

Function at 0x406cc8
Capabilities:
Get common file path

Disassembly:
push ebx
add esp, 0xfffffefc
mov ebx, eax
push 0x104
lea eax, [esp + 4]
push eax
call sub.kernel32.dll_GetWindowsDirectoryA
mov edx, ebx
mov eax, esp
call fcn.00404dd0
add esp, 0x104
pop ebx
ret
Function at 0x401000
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x419008]
jne 0x40100a
repz ret
jmp fcn.004018ee

Function at 0x4055bb
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
call fcn.004038eb
and dword [ebp - 4], 0
cmp dword [0x41abf8], 0
mov ebx, eax
jne 0x40566c
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x40571d
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
test eax, eax
je 0x40571d
push eax
call fcn.00403879
mov dword [esp], str.GetActiveWindow
push edi
mov dword [0x41abf8], eax
call esi
push eax
call fcn.00403879
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x41abfc], eax
call esi
push eax
call fcn.00403879
mov dword [esp], str.GetUserObjectInformationA
push edi
mov dword [0x41ac00], eax
call esi
push eax
call fcn.00403879
pop ecx
mov dword [0x41ac08], eax
test eax, eax
je 0x40566c
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00403879
pop ecx
mov dword [0x41ac04], eax
mov eax, dword [0x41ac04]
cmp eax, ebx
je 0x4056c4
cmp dword [0x41ac08], ebx
je 0x4056c4
push eax
call fcn.004038f4
push dword [0x41ac08]
mov esi, eax
call fcn.004038f4
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x4056c4
test edi, edi
je 0x4056c4
call esi
test eax, eax
je 0x4056bb
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x4056bb
test byte [ebp - 0xc], 1
jne 0x4056c4
or dword [ebp + 0x10], 0x200000
jmp 0x4056fd
mov eax, dword [0x41abfc]
cmp eax, ebx
je 0x4056fd
push eax
call fcn.004038f4
pop ecx
test eax, eax
je 0x4056fd
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x4056fd
mov eax, dword [0x41ac00]
cmp eax, ebx
je 0x4056fd
push eax
call fcn.004038f4
pop ecx
test eax, eax
je 0x4056fd
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x41abf8]
call fcn.004038f4
pop ecx
test eax, eax
je 0x40571d
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x40571f
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret

Function at 0x415ad0
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x804
mov eax, dword [0x419008]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [0x2b18ce4]
push ebx
push esi
mov esi, dword [0x2b18b2c]
mov ebx, eax
cmp eax, 0x5dd
jne 0x415b0a
push 0
lea eax, [ebp - 0x804]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_QueryDosDeviceW]
mov eax, dword [0x419c60]
call fcn.00415970
cmp dword [0x2b18ce4], 0x2f
jne 0x415b25
push 0
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
push esi
call fcn.004159b0
add esp, 4
cmp dword [0x2b18ce4], 0x568
pop esi
pop ebx
jne 0x415b4c
push 0
call dword [sym.imp.KERNEL32.dll_HeapDestroy]
push 0
call dword [sym.imp.KERNEL32.dll_GetNumaHighestNodeNumber]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00401000
mov esp, ebp
pop ebp
ret
Function at 0x431005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
call 0x43100c
nop
pop eax
nop
nop
nop
nop
add eax, 0x403e6a
nop
sub eax, 0x403e10
nop
nop
nop
nop
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
mov edx, dword [eax + 8]
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
nop
add ebx, 4
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
jl 0x431030
add eax, 0xc
nop
nop
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43101e
nop
nop
nop
nop
nop
popal
nop
jmp fcn.00401219

Function at 0x4260f8
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.0042617b
jae 0x426106
xor ecx, ecx
call fcn.0042617b
jae 0x426135
xor eax, eax
call fcn.0042617b
jae 0x426145
mov bl, 2
inc ecx
mov al, 0x10
call fcn.0042617b
adc al, al
jae 0x426127
jne 0x426171
stosb byte es:[edi], al
jmp 0x426109
call fcn.00426187
sub ecx, ebx
jne 0x42614e
call fcn.00426185
jmp 0x42616d
lodsb al, byte [esi]
shr eax, 1
je 0x426197
adc ecx, ecx
jmp 0x42616a
xchg ecx, eax
dec eax
shl eax, 8
lodsb al, byte [esi]
call fcn.00426185
cmp eax, 0x7d00
jae 0x42616a
cmp ah, 5
jae 0x42616b
cmp eax, 0x7f
ja 0x42616c
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 0x426109
sub edi, dword [esp + 0x28]
mov dword [esp + 0x1c], edi
popal
ret
Function at 0x404100
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov edi, edx
not ebx
mov esi, ecx
mov eax, ebx
test edi, edi
je 0x404161
mov cl, byte [esi]
lea esi, [esi + 1]
dec edi
cmp cl, 0x23
jne 0x404144
cmp edi, 2
jb 0x404144
cmp byte [esi], cl
jne 0x404144
cmp byte [esi + 1], cl
jne 0x404144
mov eax, ebx
movzx ecx, cl
movzx edx, al
xor edx, ecx
shr eax, 8
xor eax, dword [edx*4 + 0x43c690]
jmp 0x404115
movzx edx, al
movzx ecx, cl
xor edx, ecx
shr eax, 8
xor eax, dword [edx*4 + 0x43c690]
test edi, edi
jne 0x404115
pop edi
pop esi
not eax
pop ebx
pop ebp
ret
mov cl, byte [esi]
inc esi
test cl, cl
je 0x404190
cmp cl, 0x23
jne 0x404177
cmp byte [esi], cl
jne 0x404177
cmp byte [esi + 1], cl
cmove eax, ebx
movzx edx, al
movzx ecx, cl
xor edx, ecx
shr eax, 8
mov cl, byte [esi]
inc esi
xor eax, dword [edx*4 + 0x43c690]
test cl, cl
jne 0x404168
pop edi
pop esi
not eax
pop ebx
pop ebp
ret

Function at 0x4042a0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
test ebx, ebx
je 0x4042b4
mov dword [ebx], 0
mov edx, 0x43c470
call fcn.004041a0
mov esi, eax
test esi, esi
je 0x4043a2
mov edi, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_ftell]
push esi
call edi
add esp, 4
mov dword [ebp - 4], eax
cmp eax, 0xffffffff
je 0x404398
push 2
push 0
push esi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fseek]
add esp, 0xc
test eax, eax
jne 0x404398
push esi
call edi
mov edi, eax
add esp, 4
mov dword [ebp + 8], edi
cmp edi, 0xffffffff
je 0x404398
push 0
push dword [ebp - 4]
push esi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fseek]
add esp, 0xc
test eax, eax
jne 0x404398
mov eax, dword [0x443658]
test eax, eax
je 0x40432c
inc dword [eax + 0x36c]
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov edi, eax
add esp, 4
test edi, edi
je 0x404398
push esi
push dword [ebp + 8]
push 1
push edi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x10
push esi
cmp eax, dword [ebp + 8]
je 0x40437d
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
mov eax, dword [0x443658]
add esp, 4
test eax, eax
je 0x40436a
dec dword [eax + 0x36c]
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
add esp, 4
test ebx, ebx
je 0x40438f
mov eax, dword [ebp + 8]
mov dword [ebx], eax
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
add esp, 4
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x405d80
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x44300c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ecx + 0xc4]
lea edx, [ebp - 8]
push ebx
mov ebx, dword [ecx + 0xcc]
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, 4
mov ebx, dword [ebx + eax*4 - 4]
mov dword [ebp - 8], edi
not ebx
movzx eax, byte [edx]
lea edx, [edx + 1]
movzx ecx, bl
xor ecx, eax
shr ebx, 8
xor ebx, dword [ecx*4 + 0x43c690]
sub esi, 1
jne 0x405db3
mov eax, dword [0x443658]
not ebx
cmp dword [eax + 0x1be0], ebx
jne 0x405de2
mov dword [eax + 0x1be4], ebx
cmp dword [eax + 0x1c1c], ebx
jne 0x405df1
mov byte [eax + 0x1c20], 1
cmp dword [eax + 0x1bc8], ebx
jne 0x405e0a
push ecx
push edi
mov edx, 4
mov ecx, ebx
call fcn.00416210
add esp, 8
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004399e4
mov esp, ebp
pop ebp
ret 4

Function at 0x405e20
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x44300c]
xor eax, ebp
mov dword [ebp - 8], eax
mov eax, dword [ebp + 8]
mov edx, ecx
push esi
push edi
lea esi, [ebp - 0x18]
mov edi, 0x10
movss xmm1, dword [edx + 0xe0]
movss xmm0, dword [eax]
movss xmm2, dword [edx + 0xe4]
subss xmm0, xmm1
mov ecx, dword [edx + 0xc4]
movss dword [ebp - 0x18], xmm0
movss xmm0, dword [eax + 4]
subss xmm0, xmm2
movss dword [ebp - 0x14], xmm0
movss xmm0, dword [eax + 8]
subss xmm0, xmm1
movss dword [ebp - 0x10], xmm0
movss xmm0, dword [eax + 0xc]
mov eax, dword [edx + 0xcc]
subss xmm0, xmm2
mov edx, dword [eax + ecx*4 - 4]
movss dword [ebp - 0xc], xmm0
not edx
nop dword [eax + eax]
movzx eax, byte [esi]
lea esi, [esi + 1]
movzx ecx, dl
xor ecx, eax
shr edx, 8
xor edx, dword [ecx*4 + 0x43c690]
sub edi, 1
jne 0x405ea0
mov eax, dword [0x443658]
not edx
cmp dword [eax + 0x1be0], edx
jne 0x405ecf
mov dword [eax + 0x1be4], edx
cmp dword [eax + 0x1c1c], edx
jne 0x405ede
mov byte [eax + 0x1c20], 1
mov ecx, dword [ebp - 8]
mov eax, edx
pop edi
xor ecx, ebp
pop esi
call fcn.004399e4
mov esp, ebp
pop ebp
ret 4
Function at 0x40a410
Capabilities:
Hash data with crc32

Disassembly:
mov eax, ecx
or ecx, 0xffffffff
push ebx
push esi
mov bl, byte [eax]
lea esi, [eax + 1]
test bl, bl
je 0x40a44d
push edi
or edi, 0xffffffff
cmp bl, 0x23
jne 0x40a433
cmp byte [esi], bl
jne 0x40a433
cmp byte [esi + 1], bl
cmove ecx, edi
movzx edx, cl
movzx eax, bl
mov bl, byte [esi]
xor edx, eax
shr ecx, 8
inc esi
xor ecx, dword [edx*4 + 0x43c690]
test bl, bl
jne 0x40a424
pop edi
pop esi
not ecx
pop ebx
jmp fcn.0040a3b0

Function at 0x40f8c0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x44300c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [0x443658]
lea edx, [ebp - 8]
push ebx
push esi
push edi
mov edi, dword [eax + 0x1ba8]
mov esi, 4
mov eax, dword [edi + 0xc4]
add edi, 0xc4
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], ecx
mov ebx, dword [edi + 8]
mov ebx, dword [ebx + eax*4 - 4]
not ebx
movzx eax, byte [edx]
lea edx, [edx + 1]
movzx ecx, bl
xor ecx, eax
shr ebx, 8
xor ebx, dword [ecx*4 + 0x43c690]
sub esi, 1
jne 0x40f901
mov eax, dword [0x443658]
not ebx
cmp dword [eax + 0x1bc8], ebx
jne 0x40f93b
push ecx
push dword [ebp - 0xc]
lea edx, [esi + 4]
mov ecx, ebx
call fcn.00416210
add esp, 8
mov ecx, dword [edi + 4]
mov esi, dword [edi]
cmp esi, ecx
jne 0x40f966
inc esi
test ecx, ecx
je 0x40f954
mov eax, ecx
cdq
sub eax, edx
sar eax, 1
add eax, ecx
jmp 0x40f959
mov eax, 8
cmp eax, esi
mov ecx, edi
cmovg esi, eax
push esi
call fcn.00416c00
mov ecx, dword [edi]
mov eax, dword [edi + 8]
mov dword [eax + ecx*4], ebx
inc dword [edi]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004399e4
mov esp, ebp
pop ebp
ret