joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48cba0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x500a88
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.004f91de
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.0048c4f0
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.004f910c
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.004f59cd
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.004f59cd
push 1
push 0
push 0
mov ecx, esi
call fcn.004f5975
push 1
push 0
push 1
mov ecx, esi
call fcn.004f5975
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004f9250
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x48cd20
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x500aa8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.004f91de
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.0048c4f0
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.004f910c
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x48cde4
cmp dword [esp + 0x40], 1
jne 0x48cde2
cmp ecx, eax
jge 0x48cde4
mov eax, ecx
cmp eax, 0xc8
jge 0x48cdf0
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.0048cba0
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004f9250
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x48d5f0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x500b53
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.004f3ded
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], method.CBrush.virtual_0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.004f9486
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004fa9a2
test eax, eax
je 0x48d70c
mov ecx, dword [esp + 0x3c]
call fcn.004f94b3
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x48d6d0
push edi
mov ecx, esi
call fcn.004f6b18
mov ecx, esi
call fcn.0048d8b0
cmp dword [esp + 0x38], 1
jne 0x48d705
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.004f6c53
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x48f920
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x48f953
push esi
call fcn.0049dbb0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x48f94c
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 0x48f9d9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x48f9c2
mov eax, dword [esi + 8]
test eax, eax
je 0x48f977
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 0x48f9be
cmp eax, 2
je 0x48f9c2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x48f96a
cmp eax, 3
je 0x48f99d
cmp eax, 1
jne 0x48f96a
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 0x48f96a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x48f96a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0048fa00
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x48f9e8
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0048fa00
add esp, 4
pop esi
ret

Function at 0x490280
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4902a1
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x4902a1
mov eax, dword [eax + 0x44]
test eax, eax
je 0x4902a1
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 0x4aafa0
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x4ab043
test eax, eax
jbe 0x4ab043
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x4ab043
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x4aafee
xor esi, esi
jmp 0x4aaff4
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x4ab01f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.004af390
add esi, eax
push esi
mov ebx, esi
call fcn.004af390
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x4ab000
pop ebp
test edi, edi
pop edi
jne 0x4ab043
test ebx, ebx
je 0x4ab043
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.004defc0
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x4ab165
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x4ab27d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x4ab27d
mov eax, dword [esi + 0x3c]
push eax
call fcn.004f423f
mov esi, eax
test esi, esi
je 0x4ab27d
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x4ab27d
mov ecx, esi
call fcn.004ab0f0
cmp edi, eax
jge 0x4ab27d
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x4ab203
mov dword [esp + 0x34], 1
jmp 0x4ab25e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x4ab27d
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.004aa670
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc
Function at 0x4bd060
Capabilities:
Get common file path

Disassembly:
sub esp, 0x408
push ebx
push ebp
push esi
push edi
mov ecx, 0xff
xor eax, eax
lea edi, [esp + 0x19]
mov byte [esp + 0x18], 0
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [esp + 0x18]
xor esi, esi
push eax
push 0x400
mov dword [esp + 0x1c], esi
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
mov ecx, dword [esp + 0x420]
lea edi, [esp + 0x18]
push ecx
or ecx, 0xffffffff
xor eax, eax
push 0x56763c
repne scasb al, byte es:[edi]
not ecx
dec ecx
lea edx, [esp + ecx + 0x20]
push edx
call fcn.004e07a0
mov ebp, dword [esp + 0x428]
mov al, byte [esp + 0x1f]
lea edi, [esp + 0x24]
or ecx, 0xffffffff
mov byte [ebp], al
xor eax, eax
add esp, 0xc
mov dword [ebp + 4], esi
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [ebp + 8], esi
mov ebx, ecx
mov dword [ebp + 0xc], esi
cmp ebx, 0xfffffffd
jbe 0x4bd0ee
call fcn.004ee6be
mov ecx, dword [ebp + 4]
cmp ecx, esi
je 0x4bd120
mov al, byte [ecx - 1]
test al, al
je 0x4bd120
cmp al, 0xff
je 0x4bd120
cmp ebx, esi
jne 0x4bd151
dec al
push esi
mov byte [ecx - 1], al
mov ecx, ebp
call fcn.004bdb80
pop edi
mov eax, ebp
pop esi
pop ebp
pop ebx
add esp, 0x408
ret 8
cmp ebx, esi
jne 0x4bd13c
push 1
mov ecx, ebp
call fcn.004bdb80
pop edi
mov eax, ebp
pop esi
pop ebp
pop ebx
add esp, 0x408
ret 8
mov eax, dword [ebp + 0xc]
cmp eax, 0x1f
ja 0x4bd148
cmp eax, ebx
jae 0x4bd159
push 1
mov ecx, ebp
call fcn.004bdb80
push ebx
mov ecx, ebp
call fcn.004bddf0
mov edi, dword [ebp + 4]
mov ecx, ebx
mov edx, ecx
lea esi, [esp + 0x18]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [ebp + 4]
mov dword [ebp + 8], ebx
pop edi
pop esi
mov byte [eax + ebx], 0
mov eax, ebp
pop ebp
pop ebx
add esp, 0x408
ret 8
Function at 0x4bd520
Capabilities:
Delete file

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x501388
push eax
mov dword fs:[0], esp
sub esp, 0x10
xor al, al
push ebx
push ebp
push esi
mov esi, ecx
mov cl, byte [esi + 0xc]
test cl, cl
je 0x4bd644
mov ecx, dword [esi + 4]
xor ebp, ebp
sub ecx, ebp
je 0x4bd656
dec ecx
je 0x4bd59c
dec ecx
jne 0x4bd644
mov eax, dword [esi + 8]
cmp eax, ebp
je 0x4bd66b
push eax
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
cmp eax, 1
jne 0x4bd66b
mov dword [esi + 8], ebp
mov eax, dword [esi + 0x18]
cmp eax, ebp
je 0x4bd595
mov eax, dword [0x518980]
lea ecx, [esi + 0x10]
push eax
push ebp
call fcn.004bda60
mov bl, 1
jmp 0x4bd637
mov edx, dword [0x518980]
mov cl, byte [esi + 0x10]
push edi
lea edi, [esi + 0x10]
push edx
mov byte [esp + 0x14], cl
push ebp
push edi
lea ecx, [esp + 0x1c]
mov dword [esp + 0x20], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
call fcn.004bd860
mov eax, dword [esi + 8]
mov dword [esp + 0x28], ebp
cmp eax, ebp
je 0x4bd625
push eax
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
cmp eax, 1
jne 0x4bd625
mov dword [esi + 8], ebp
mov eax, dword [esi + 0x18]
cmp eax, ebp
je 0x4bd5f4
mov eax, dword [0x518980]
mov ecx, edi
push eax
push ebp
call fcn.004bda60
mov eax, dword [esp + 0x14]
mov bl, 1
cmp eax, ebp
jne 0x4bd603
mov eax, 0x51897c
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov ecx, dword [esp + 0x14]
pop edi
cmp ecx, ebp
je 0x4bd633
mov al, byte [ecx - 1]
test al, al
je 0x4bd629
cmp al, 0xff
je 0x4bd629
dec al
mov byte [ecx - 1], al
jmp 0x4bd633
xor bl, bl
jmp 0x4bd60a
dec ecx
push ecx
call fcn.004f25a9
add esp, 4
test bl, bl
je 0x4bd642
mov dword [esi + 4], 0xffffffff
mov byte [esi + 0xc], 0
mov al, bl
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
add esp, 0x1c
ret
mov eax, dword [esi]
cmp eax, ebp
je 0x4bd66b
push eax
call fcn.004be610
add esp, 4
mov dword [esi], ebp
mov bl, 1
jmp 0x4bd637
mov ecx, dword [esp + 0x1c]
pop esi
pop ebp
xor al, al
pop ebx
mov dword fs:[0], ecx
add esp, 0x1c
ret
Function at 0x4bdf80
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ecx
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_FindResourceA]
push ebp
push esi
push edi
xor edi, edi
push 0x56765c
push str.E2EE_IDR_DLL
push edi
call ebx
mov esi, eax
test esi, esi
jne 0x4bdfcf
call fcn.004fbd88
mov edi, dword [eax + 0xc]
test edi, edi
jne 0x4bdfb4
pop edi
pop esi
pop ebp
xor al, al
pop ebx
pop ecx
ret
push 0x56765c
push str.E2EE_IDR_DLL
push edi
call ebx
mov esi, eax
test esi, esi
jne 0x4bdfcf
pop edi
pop esi
pop ebp
xor al, al
pop ebx
pop ecx
ret
push esi
push edi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ebx, eax
test ebx, ebx
jne 0x4bdfe5
pop edi
pop esi
pop ebp
xor al, al
pop ebx
pop ecx
ret
push esi
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
jne 0x4bdff9
pop edi
pop esi
pop ebp
xor al, al
pop ebx
pop ecx
ret
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov ebp, eax
test ebp, ebp
mov dword [esp + 0x10], ebp
jne 0x4be012
pop edi
pop esi
pop ebp
xor al, al
pop ebx
pop ecx
ret
mov edi, dword [esp + 0x18]
push edi
push ebx
push ebp
call fcn.004be730
add esp, 0xc
test al, al
jne 0x4be0b1
mov eax, dword [edi + 8]
cmp eax, ebx
jb 0x4be0b9
mov esi, dword [0x518988]
jae 0x4be041
call fcn.004ee8dd
mov ecx, edi
call fcn.004be2c0
mov eax, dword [edi + 8]
mov ecx, eax
sub ecx, ebx
cmp ecx, esi
jae 0x4be055
mov esi, ecx
test esi, esi
jbe 0x4be093
mov ecx, dword [edi + 4]
sub eax, esi
sub eax, ebx
push eax
lea eax, [ecx + esi]
add eax, ebx
add ecx, ebx
push eax
push ecx
call fcn.004dea40
mov ebp, dword [edi + 8]
add esp, 0xc
sub ebp, esi
mov ecx, edi
push 0
push ebp
call fcn.004be1a0
test al, al
je 0x4be08f
mov ecx, dword [edi + 4]
mov dword [edi + 8], ebp
mov byte [ecx + ebp], 0
mov ebp, dword [esp + 0x10]
mov edi, dword [edi + 4]
test edi, edi
jne 0x4be09f
mov edi, 0x518984
mov ecx, ebx
mov esi, ebp
mov eax, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
pop ecx
ret
mov edx, ebx
push 0
sub edx, eax
mov ecx, edi
push edx
call fcn.004be0d0
jmp 0x4be093
Function at 0x4c9620
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x592a68]
xor edx, edx
cmp eax, edx
jne 0x4c9646
xor eax, eax
mov byte [eax + 0x592968], al
inc eax
cmp eax, 0x100
jl 0x4c962e
mov dword [0x592a68], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x592968
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4c96d7
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x4c96aa
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x4c9678
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4c9750
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x4c97a3
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x4c978a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4d0140
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x5015be
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.004d0a60
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x51ce5c
call fcn.004f2580
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x4d01d3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.004f2580
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4d01cc
push 0
mov ecx, eax
call fcn.004c7250
mov dword [esi + 0xc], eax
jmp 0x4d01d5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x4d01d5
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x4e075a
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4e077a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004dfbfa
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x4e079d
test byte [esp + 8], 2
je 0x4e079d
call fcn.004dfc6d
mov dword [eax], 0xd
call fcn.004dfc76
mov dword [eax], 5
jmp 0x4e0776
xor eax, eax
ret

Function at 0x4f4be3
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4f4c1b
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.004f2c9a
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004f2c72
jmp 0x4f4c27
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4f62d5
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 0x4f6317
call fcn.004fbd88
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4f6317
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4f630e
xor eax, eax
jmp 0x4f631f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004f6325
pop edi
pop esi
pop ebx
ret 4

Function at 0x4fc2b8
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 0x4fc2e6
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4fc304
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004fc21e
jmp 0x4fc304
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4fc304
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004fc21e
test edi, edi
mov eax, edi
jne 0x4fc2ee
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x40324c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
pushal
call 0x40325b
pop dword [ebp - 0x20]
mov eax, 0x5b28a1c2
sub eax, 0x5ae86f67
sub dword [ebp - 0x20], eax
mov dword [ebp - 0x30], 0x7b2706a9
sub dword [ebp - 0x30], 0x2cd4c15e
mov dword [ebp - 0x2c], 0x72b038f1
sub dword [ebp - 0x2c], 0x407cecac
mov dword [ebp - 0x28], 0x15518f6
add dword [ebp - 0x28], 0x4af72b38
mov dword [ebp - 0x24], 0x3226f5ea
sub dword [ebp - 0x24], 0x3226f5ea
lea eax, [ebp - 0x30]
push eax
mov eax, sym.imp.kernel32.dll_GetModuleHandleA
add eax, dword [ebp - 0x20]
call dword [eax]
mov dword [ebp - 0x30], 0x6b518dd
add dword [ebp - 0x30], 0x6dbd5079
mov dword [ebp - 0x2c], 0xdc8bfd99
add dword [ebp - 0x2c], 0x64e063dc
mov dword [ebp - 0x28], 0xbf7cbfbf
add dword [ebp - 0x28], 0xa3f2acad
mov dword [ebp - 0x24], 0xa09cd572
add dword [ebp - 0x24], 0x5f632a8e
lea ebx, [ebp - 0x30]
push ebx
push eax
mov eax, 0x8f840cf1
add eax, 0x70bc738b
add eax, dword [ebp - 0x20]
call dword [eax]
push 0x40
push 0x1000
push 0x37410
push 0
call eax
mov ecx, 0xf258a77e
add ecx, 0xda7a166
mov ebx, eax
mov edi, 0x451400
add edi, dword [ebp - 0x20]
mov edx, 0x15cb919f
sub edx, 0x58b4f304
mov esi, dword [edi]
xor dword [ebp - 0xc], ebx
sub esi, edx
add dword [ebp - 0x1c], edx
mov dword [ebx], esi
add dword [ebp - 8], edx
add ebx, 0xaccd222a
sub ebx, 0xaccd2226
add edi, 0x11147819
sub edi, 0x11147815
loop 0x403372
add eax, 0x50fcda50
sub eax, 0x50fbc3ed
xor ebx, ebx
add ebx, eax
add eax, 0x96ee28fa
sub eax, 0x96ee28f5
mov ecx, 0xa2e8d6ca
add ecx, 0x5d572936
add ecx, dword [ebp - 0x20]
call ebx
leave
ret
Function at 0x6cb412f3
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
lea eax, [ebp - 0x2c]
mov dword [esp], eax
call sym._GetSystemInfo_4
sub esp, 4
mov eax, dword [ebp - 0x14]
cmp eax, 0x182
je 0x6cb41325
mov eax, dword [ebp - 0x14]
cmp eax, 0x1e6
je 0x6cb41325
mov eax, dword [ebp - 0x14]
cmp eax, 0x24a
jne 0x6cb4132c
mov eax, 1
jmp 0x6cb41331
mov eax, 0
leave
ret

Function at 0x6cb41333
Capabilities:
Persist via run registry key
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x158
mov dword [ebp - 0xc], 0x104
mov dword [ebp - 0x10], 1
mov eax, dword [ebp - 0xc]
mov dword [esp + 8], eax
lea eax, [ebp - 0x11c]
mov dword [esp + 4], eax
mov dword [esp], 0
call sym._GetModuleFileNameA_12
sub esp, 0xc
lea eax, [ebp - 0x18]
mov dword [esp + 0x20], eax
lea eax, [ebp - 0x14]
mov dword [esp + 0x1c], eax
mov dword [esp + 0x18], 0
mov dword [esp + 0x14], 0xf003f
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], 0
mov dword [esp + 8], 0
mov dword [esp + 4], str.SOFTWAREMicrosoftWindowsCurrentVersionRun
mov dword [esp], 0x80000001
call sym._RegCreateKeyExA_36
sub esp, 0x24
mov eax, dword [ebp - 0x14]
mov edx, dword [ebp - 0xc]
mov dword [esp + 0x14], edx
lea edx, [ebp - 0x11c]
mov dword [esp + 0x10], edx
mov edx, dword [ebp - 0x10]
mov dword [esp + 0xc], edx
mov dword [esp + 8], 0
mov dword [esp + 4], str.AutoRun
mov dword [esp], eax
call sym._RegSetValueExA_24
sub esp, 0x18
mov eax, dword [ebp - 0x14]
mov dword [esp], eax
call sym._RegCloseKey_4
sub esp, 4
nop
leave
ret