joyce8/EMBER2024-capa huggingface dataset:
Function at 0x47b1b0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x47b1e3
push esi
call fcn.004893a0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x47b1dc
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x47b269
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x47b252
mov eax, dword [esi + 8]
test eax, eax
je 0x47b207
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x47b24e
cmp eax, 2
je 0x47b252
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x47b1fa
cmp eax, 3
je 0x47b22d
cmp eax, 1
jne 0x47b1fa
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x47b1fa
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x47b1fa
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0047b290
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x47b278
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0047b290
add esp, 4
pop esi
ret

Function at 0x47bb10
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x47bb31
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x47bb31
mov eax, dword [eax + 0x44]
test eax, eax
je 0x47bb31
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x49a7e0
Capabilities:
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e3af8
push 0x4b5764
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 4], 0
push dword [ebp + 0x10]
mov ebx, dword [ebp + 0xc]
rdtsc
mov esi, eax
mov edi, edx
call ebx
rdtsc
pop ebx
mov dword [ebp - 0x28], edx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], edi
mov dword [ebp - 0x1c], esi
mov dword [ebp - 4], 0xffffffff
xor esi, esi
mov edi, dword [ebp - 0x20]
push 1
push esi
push esi
mov eax, dword [ebp - 0x28]
push eax
call fcn.004b33e0
sub eax, esi
sbb edx, edi
mov ecx, dword [ebp - 0x1c]
sub eax, ecx
sbb edx, esi
mov ecx, dword [ebp - 0x24]
add eax, ecx
adc edx, esi
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x49a990
Capabilities:
Check os version

Disassembly:
sub esp, 0xa0
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 0xc]
rep stosd dword es:[edi], eax
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0x9c
push eax
call esi
test eax, eax
jne 0x49a9d1
lea ecx, [esp + 0xc]
mov dword [esp + 0xc], 0x94
push ecx
call esi
test eax, eax
je 0x49aa3e
cmp dword [esp + 0x1c], 2
jne 0x49aa3e
cmp dword [esp + 0x10], 5
jne 0x49aa3e
cmp dword [esp + 0x14], 1
jne 0x49aa3e
push str.kernel32
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x49aa28
push str.IsWow64Process
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x49aa19
lea edx, [esp + 8]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call esi
jmp 0x49aa21
mov dword [esp + 8], 0
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov eax, dword [esp + 8]
test eax, eax
je 0x49aa3e
pop edi
mov eax, 1
pop esi
add esp, 0xa0
ret
pop edi
xor eax, eax
pop esi
add esp, 0xa0
ret

Function at 0x49d0e0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x49d146
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x49d146
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x49d127
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x49d4d0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x49d508
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x49e230
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x49e279
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x49e6f0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4d3030
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0049e2a0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0049e320
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0049e320
lea ecx, [esi + 0xc]
call fcn.004c4256
lea ecx, [esi + 0x10]
call fcn.004c4256
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0049f8b0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0049f8b0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0049f8b0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004c42cb
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004c42cb
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4a0760
Capabilities:
Create directory

Disassembly:
sub esp, 0x104
push ebx
push esi
mov esi, dword [esp + 0x110]
push esi
call fcn.004a1e00
add esp, 4
test eax, eax
jne 0x4a07eb
cmp byte [esi + 1], 0x3a
jne 0x4a0789
mov al, byte [esi + 2]
test al, al
je 0x4a0798
mov ebx, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 0
push esi
call ebx
test eax, eax
je 0x4a07a6
pop esi
mov eax, 1
pop ebx
add esp, 0x104
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x4a07c1
pop esi
mov eax, 1
pop ebx
add esp, 0x104
ret
cmp eax, 3
jne 0x4a07eb
push 0x5c
push esi
call fcn.004b46f4
add esp, 8
test eax, eax
je 0x4a07eb
mov cl, byte [eax + 1]
test cl, cl
jne 0x4a07fa
dec eax
cmp eax, esi
jb 0x4a07eb
cmp byte [eax], 0x5c
je 0x4a07f6
dec eax
cmp eax, esi
jae 0x4a07e1
pop esi
xor eax, eax
pop ebx
add esp, 0x104
ret
cmp eax, esi
jb 0x4a07eb
test eax, eax
je 0x4a07eb
push edi
mov edi, eax
sub edi, esi
lea eax, [esp + 0xc]
push edi
push esi
push eax
call fcn.004b5993
lea ecx, [esp + 0x18]
mov byte [esp + edi + 0x18], 0
push ecx
call fcn.004a0760
add esp, 0x10
test eax, eax
pop edi
je 0x4a07eb
push 0
push esi
call ebx
pop esi
pop ebx
add esp, 0x104
ret

Function at 0x4a2260
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4d3568
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004a1e20
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004a1e90
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004a2190
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004a1e40
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x4a4380
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
xor ebp, ebp
push esi
cmp ebx, 1
push edi
jl 0x4a439b
cmp ebx, 8
jg 0x4a439b
mov eax, 1
jmp 0x4a439d
xor eax, eax
mov esi, dword [esp + 0x14]
push str.bad_pack_level
push eax
push esi
call fcn.004a2c00
mov eax, dword [esi + 0x6af70]
add esp, 0xc
cmp eax, ebp
mov dword [esi + 0x6af78], ebp
jne 0x4a43d4
mov dword [esi + 0x6af78], 1
mov dword [esi + 0x6af70], 0x10000
mov ecx, 0x7fff
xor eax, eax
lea edi, [esi + 0x4af70]
mov dword [esi + 0x6af6c], ebp
rep stosd dword es:[edi], eax
mov ax, word [ebx*8 + 0x4e3dc2]
xor ecx, ecx
mov dword [esi + 0x6af98], eax
mov cx, word [ebx*8 + 0x4e3dc0]
xor edx, edx
mov dword [esi + 0x6af9c], ecx
mov dx, word [ebx*8 + 0x4e3dc4]
xor eax, eax
mov dword [esi + 0x6afa0], edx
mov ax, word [ebx*8 + 0x4e3dc6]
cmp ebx, 2
mov dword [esi + 0x6af94], eax
jg 0x4a4435
mov eax, dword [esp + 0x1c]
or byte [eax], 4
jmp 0x4a4441
cmp ebx, 8
jl 0x4a4441
mov eax, dword [esp + 0x1c]
or byte [eax], 2
lea edi, [esi + 0x1af70]
push 0x10000
push edi
push esi
mov dword [esi + 0x6af84], ebp
mov dword [esi + 0x6af74], ebp
call dword [esi + 0xc]
add esp, 0xc
cmp eax, ebp
mov dword [esi + 0x6af90], eax
je 0x4a44ba
cmp eax, 0xffffffff
je 0x4a44ba
cmp eax, 0x106
mov dword [esi + 0x6af8c], ebp
jae 0x4a4485
push esi
call fcn.004a46d0
add esp, 4
mov dword [esi + 0x6af7c], ebp
xor eax, eax
mov edx, dword [esi + 0x6af7c]
xor ecx, ecx
mov cl, byte [edi + eax]
and edx, 0x3ff
and ecx, 0x7fff
shl edx, 5
xor ecx, edx
inc eax
cmp eax, 2
mov dword [esi + 0x6af7c], ecx
jb 0x4a448d
pop edi
pop esi
pop ebp
pop ebx
ret
mov dword [esi + 0x6af8c], 1
mov dword [esi + 0x6af90], ebp
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4a5750
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4a575b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4a585e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x4e3e10]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e3e10]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e3e10]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e3e10]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e3e10]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e3e10]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e3e10]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4e3e10]
xor eax, edx
inc ecx
dec edi
jne 0x4a5776
pop edi
test esi, esi
je 0x4a5880
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4e3e10]
xor eax, edx
inc ecx
dec esi
jne 0x4a5862
pop esi
pop ebx
not eax
ret
Function at 0x4a5a40
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
sub esp, 0x50
push esi
mov esi, dword [esp + 0x58]
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x4a5a5e
mov eax, 0x1000000
pop esi
add esp, 0x50
ret
lea eax, [esp + 0x20]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x4a5a78
mov eax, 0x200
pop esi
add esp, 0x50
ret
mov eax, dword [esp + 0x20]
push ebp
mov edx, eax
xor ebp, ebp
and edx, 1
push edi
je 0x4a5a8c
mov ebp, 1
test al, 2
je 0x4a5a93
or ebp, 2
test al, 4
je 0x4a5a9a
or ebp, 4
mov ecx, eax
and ecx, 0x10
je 0x4a5aa4
or ebp, 0x10
test al, 0x20
je 0x4a5aab
or ebp, 0x20
test ecx, ecx
je 0x4a5ab7
or ebp, 0x40000000
jmp 0x4a5abd
or ebp, 0x80000000
or ebp, 0x1000000
test edx, edx
jne 0x4a5acd
or ebp, 0x800000
push ebx
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0x28
mov dword [esp + 0x14], eax
jbe 0x4a5b7b
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0
push esi
call edi
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
lea ecx, [esp + 0x10]
push 0
push ecx
lea edx, [esp + 0x6c]
push 2
push edx
push esi
call ebx
push 0
push 0
push 0x24
push esi
call edi
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x24]
push 4
push ecx
push esi
call ebx
cmp word [esp + 0x64], 0x54ad
jne 0x4a5b7b
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
lea edx, [eax + 0x34]
cmp ecx, edx
jbe 0x4a5b7b
push 0
push 0
push eax
push esi
call edi
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x2c]
push 4
push ecx
push esi
call ebx
mov eax, dword [esp + 0x24]
cmp eax, 0x5a4d
je 0x4a5b75
cmp eax, 0x454e
je 0x4a5b75
cmp eax, 0x454c
je 0x4a5b75
cmp eax, 0x4550
jne 0x4a5b7b
or ebp, 0x400000
mov eax, dword [esp + 0x68]
pop ebx
test eax, eax
je 0x4a5b86
mov dword [eax], ebp
mov eax, dword [esp + 0x68]
test eax, eax
je 0x4a5b94
mov edx, dword [esp + 0x10]
mov dword [eax], edx
mov esi, dword [esp + 0x6c]
mov edi, dword [sym.imp.KERNEL32.dll_FileTimeToLocalFileTime]
test esi, esi
je 0x4a5bfe
lea eax, [esp + 0x20]
lea ecx, [esp + 0x34]
push eax
push ecx
call edi
lea edx, [esp + 0x18]
lea eax, [esp + 0x3c]
push edx
push eax
call edi
lea ecx, [esp + 0x10]
lea edx, [esp + 0x2c]
push ecx
push edx
call edi
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 0x20]
push eax
push ecx
call fcn.004a5980
mov edx, dword [esp + 0x24]
mov dword [esi], eax
mov eax, dword [esp + 0x20]
push edx
push eax
call fcn.004a5980
mov ecx, dword [esp + 0x24]
mov edx, dword [esp + 0x20]
push ecx
push edx
mov dword [esi + 4], eax
call fcn.004a5980
add esp, 0x18
mov dword [esi + 8], eax
mov esi, dword [esp + 0x70]
test esi, esi
je 0x4a5c41
lea eax, [esp + 0x3c]
lea ecx, [esp + 0x3c]
push eax
push ecx
call edi
lea edx, [esp + 0x64]
lea eax, [esp + 0x60]
push edx
lea ecx, [esp + 0x40]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FileTimeToDosDateTime]
mov edx, dword [esp + 0x60]
mov eax, dword [esp + 0x64]
and edx, 0xffff
and eax, 0xffff
shl edx, 0x10
or edx, eax
mov dword [esi], edx
pop edi
pop ebp
xor eax, eax
pop esi
add esp, 0x50
ret
Function at 0x4a5e20
Capabilities:
Write file on windows

Disassembly:
mov edx, ecx
push ebx
push esi
push edi
mov ebx, dword [edx + 0x18]
test ebx, ebx
je 0x4a5e70
mov edi, dword [edx + 0x1c]
mov eax, dword [esp + 0x14]
mov esi, dword [edx + 0x20]
lea ecx, [edi + eax]
cmp ecx, esi
jb 0x4a5e4c
pop edi
pop esi
mov dword [edx + 0xc], 0x30000
xor eax, eax
pop ebx
ret 8
mov esi, dword [esp + 0x10]
mov ecx, eax
add edi, ebx
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [edx + 0x1c]
pop edi
add ecx, eax
pop esi
mov dword [edx + 0x1c], ecx
pop ebx
ret 8
mov eax, dword [edx]
test eax, eax
je 0x4a5e98
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x14]
push 0
push edx
mov edx, dword [esp + 0x18]
push ecx
push edx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 0x14]
pop edi
pop esi
pop ebx
ret 8
pop edi
pop esi
mov dword [edx + 0xc], 0x1000000
xor eax, eax
pop ebx
ret 8

Function at 0x4a62c0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov edx, dword [ebx + 0x58]
test edx, edx
je 0x4a632a
mov eax, dword [ebx + 0x60]
mov ebp, dword [ebx + 0x5c]
cmp eax, ebp
jae 0x4a637b
mov ecx, dword [esp + 0x14]
sub ebp, eax
cmp ebp, ecx
jbe 0x4a62e6
mov ebp, ecx
mov ecx, ebp
lea esi, [eax + edx]
mov eax, dword [esp + 0x10]
mov edx, ecx
push edi
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebp
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov edx, dword [ebx + 0x60]
mov ecx, dword [ebx + 0x48]
mov eax, dword [ebx + 0x4c]
add edx, ebp
add ecx, ebp
push eax
mov dword [ebx + 0x60], edx
mov dword [ebx + 0x48], ecx
call fcn.004a5750
add esp, 0xc
mov dword [ebx + 0x4c], eax
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
ret 8
mov eax, dword [ebx + 0x50]
test eax, eax
je 0x4a6374
mov edx, dword [esp + 0x14]
mov esi, dword [esp + 0x10]
lea ecx, [esp + 0x14]
push 0
push ecx
push edx
push esi
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4a637b
mov eax, dword [esp + 0x14]
mov ecx, dword [ebx + 0x48]
add ecx, eax
push eax
mov eax, dword [ebx + 0x4c]
push esi
push eax
mov dword [ebx + 0x48], ecx
call fcn.004a5750
add esp, 0xc
mov dword [ebx + 0x4c], eax
mov eax, dword [esp + 0x14]
pop esi
pop ebp
pop ebx
ret 8
mov dword [ebx + 0xc], 0x1000000
pop esi
pop ebp
xor eax, eax
pop ebx
ret 8
Function at 0x4a8e90
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4a8e9b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4a8f9e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x4e55e4]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e55e4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e55e4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e55e4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e55e4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4e55e4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4e55e4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4e55e4]
xor eax, edx
inc ecx
dec edi
jne 0x4a8eb6
pop edi
test esi, esi
je 0x4a8fc0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4e55e4]
xor eax, edx
inc ecx
dec esi
jne 0x4a8fa2
pop esi
pop ebx
not eax
ret

Function at 0x4a98c0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x4a9901
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4a98f6
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x18]
mov ecx, dword [ebx + 0x14]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x4a9914
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x10]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x18]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x18], ecx
pop ebp
pop ebx
ret
Function at 0x4ad220
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x502b84]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4ad233
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x4ad274
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x502c2c]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x4ad2a6
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4ad2aa
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x4ad29b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x4ad2c8
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4ad2cc
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x4ad2bd
xor ecx, ecx
mov eax, 0x502b94
xor ebx, ebx
mov bl, byte [ecx + 0x502c3c]
cmp byte [esp + ebx + 0x14], 0
je 0x4ad2f7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x502c54]
cmp byte [esp + ebx + 0x14], 0
je 0x4ad30e
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x4ad2de
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x4ad267
lea edx, [esp + 0x84]
push edx
call fcn.004ad350
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x4b594d
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4b596d
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004b4a5a
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x4b5990
test byte [esp + 8], 2
je 0x4b5990
call fcn.004b4acd
mov dword [eax], 0xd
call fcn.004b4ad6
mov dword [eax], 5
jmp 0x4b5969
xor eax, eax
ret

Function at 0x4c6699
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4c66d1
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004c4726
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004c46fe
jmp 0x4c66dd
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4c7d8b
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4c7dcd
call fcn.004cdb04
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4c7dcd
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4c7dc4
xor eax, eax
jmp 0x4c7dd5
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004c7ddb
pop edi
pop esi
pop ebx
ret 4

Function at 0x4ce034
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4ce062
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4ce080
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004cdf9a
jmp 0x4ce080
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4ce080
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004cdf9a
test edi, edi
mov eax, edi
jne 0x4ce06a
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8