joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4102d7
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
sub esp, 0x30
push ebx
push ebp
push esi
mov ebp, ecx
lea eax, [esp + 0x1c]
push edi
push 0x20
push dword [esp + 0x48]
mov esi, dword [ebp + 4]
sub esi, 6
mov dword [esp + 0x18], ebp
push eax
mov dword [esp + 0x24], esi
call fcn.00422d90
add esp, 0xc
xor ebx, ebx
xor edx, edx
xor edi, edi
test esi, esi
jle 0x410357
cmp ebx, dword [ebp + 4]
jg 0x4104bb
cmp edi, esi
jge 0x410344
lea ebp, [esp + 0x20]
lea ebp, [ebp + edi*4]
cmp edx, 4
jge 0x410340
mov esi, dword [esp + 0x10]
lea ecx, [edx + ebx*4]
mov eax, dword [ebp]
inc edi
add ebp, 4
inc edx
mov dword [esi + ecx*4 + 0x18], eax
mov esi, dword [esp + 0x18]
cmp edi, esi
jl 0x410320
mov ebp, dword [esp + 0x10]
cmp edx, 4
jne 0x41034a
inc ebx
lea eax, [edx - 4]
neg eax
sbb eax, eax
and edx, eax
cmp edi, esi
jl 0x41030b
cmp ebx, dword [ebp + 4]
jg 0x4104bb
mov edi, 0x440198
movzx eax, byte [esp + esi*4 + 0x1d]
mov cl, byte [esp + 0x20]
xor cl, byte [eax + str.cw]
mov byte [esp + 0x20], cl
movzx eax, byte [esp + esi*4 + 0x1e]
mov al, byte [eax + str.cw]
xor byte [esp + 0x21], al
movzx eax, byte [esp + esi*4 + 0x1f]
mov al, byte [eax + str.cw]
xor byte [esp + 0x22], al
movzx eax, byte [esp + esi*4 + 0x1c]
mov al, byte [eax + str.cw]
xor byte [esp + 0x23], al
mov al, byte [edi]
xor al, cl
inc edi
mov byte [esp + 0x20], al
mov dword [esp + 0x1c], edi
cmp esi, 8
je 0x4103e8
cmp esi, 1
jle 0x4103dc
lea eax, [esi - 1]
lea ecx, [esp + 0x24]
mov dword [esp + 0x14], eax
push 4
pop edi
mov al, byte [ecx - 4]
xor byte [ecx], al
inc ecx
sub edi, 1
jne 0x4103ca
sub dword [esp + 0x14], 1
jne 0x4103c7
xor edi, edi
test esi, esi
jle 0x4104ae
jmp 0x410466
lea ecx, [esp + 0x24]
mov dword [esp + 0x14], 3
push 4
pop edi
mov al, byte [ecx - 4]
xor byte [ecx], al
inc ecx
sub edi, 1
jne 0x4103f7
sub dword [esp + 0x14], 1
jne 0x4103f4
movzx eax, byte [esp + 0x2c]
lea ecx, [esp + 0x34]
mov dword [esp + 0x14], 3
mov al, byte [eax + str.cw]
xor byte [esp + 0x30], al
movzx eax, byte [esp + 0x2d]
mov al, byte [eax + str.cw]
xor byte [esp + 0x31], al
movzx eax, byte [esp + 0x2e]
mov al, byte [eax + str.cw]
xor byte [esp + 0x32], al
movzx eax, byte [esp + 0x2f]
mov al, byte [eax + str.cw]
xor byte [esp + 0x33], al
push 4
pop edi
mov al, byte [ecx - 4]
xor byte [ecx], al
inc ecx
sub edi, 1
jne 0x410454
sub dword [esp + 0x14], 1
jne 0x410451
cmp ebx, dword [ebp + 4]
jg 0x4104b1
cmp edi, esi
jge 0x41049b
lea ebp, [esp + 0x20]
lea ebp, [ebp + edi*4]
cmp edx, 4
jge 0x410497
mov esi, dword [esp + 0x10]
lea ecx, [edx + ebx*4]
mov eax, dword [ebp]
inc edi
add ebp, 4
inc edx
mov dword [esi + ecx*4 + 0x18], eax
mov esi, dword [esp + 0x18]
cmp edi, esi
jl 0x410477
mov ebp, dword [esp + 0x10]
cmp edx, 4
jne 0x4104a1
inc ebx
lea eax, [edx - 4]
neg eax
sbb eax, eax
and edx, eax
cmp edi, esi
jl 0x410466
cmp ebx, dword [ebp + 4]
mov edi, dword [esp + 0x1c]
jle 0x410365
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x30
ret 4
Function at 0x4113d6
Capabilities:
Encode data using xor
Hash data using murmur3

Disassembly:
sub esp, 0x134
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x148]
xor esi, esi
lea ebx, [edi + 0x28]
push dword [ebx]
call fcn.004274b5
mov dword [esp + esi*4 + 0x48], eax
lea ebx, [ebx + 4]
inc esi
pop ecx
cmp esi, 0x10
jb 0x4113ec
push 0x30
lea ebx, [esp + 0x80]
pop ebp
mov ecx, dword [ebx - 0x34]
mov esi, ecx
mov edx, dword [ebx]
mov eax, ecx
rol esi, 0xe
lea ebx, [ebx + 4]
ror eax, 7
xor esi, eax
shr ecx, 3
xor esi, ecx
mov eax, edx
mov ecx, edx
rol eax, 0xd
rol ecx, 0xf
xor ecx, eax
shr edx, 0xa
xor ecx, edx
add esi, ecx
add esi, dword [ebx - 0x3c]
add esi, dword [ebx - 0x18]
mov dword [ebx + 4], esi
sub ebp, 1
jne 0x41140b
mov eax, dword [edi]
xor ebx, ebx
mov ecx, dword [edi + 4]
mov edx, dword [edi + 8]
mov esi, dword [edi + 0x14]
mov ebp, dword [edi + 0x10]
mov dword [esp + 0x20], eax
mov dword [esp + 0x2c], eax
mov eax, dword [edi + 0xc]
mov dword [esp + 0x28], eax
mov eax, dword [edi + 0x18]
mov dword [esp + 0x10], eax
mov eax, dword [edi + 0x1c]
mov edi, dword [esp + 0x20]
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], esi
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x10]
mov dword [esp + 0x40], eax
mov eax, ebp
rol eax, 7
mov dword [esp + 0x3c], esi
mov esi, ebp
ror esi, 0xb
xor esi, eax
mov dword [esp + 0x30], ecx
mov dword [esp + 0x34], edx
mov eax, ebp
mov edx, dword [esp + 0x1c]
mov ecx, ebp
ror eax, 6
not ecx
and ecx, dword [esp + 0x10]
xor esi, eax
mov eax, edx
mov dword [esp + 0x1c], ebp
and eax, ebp
mov dword [esp + 0x38], ebp
xor ecx, eax
mov ebp, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
add esi, ecx
add esi, dword [ebx + 0x434bd0]
add esi, dword [esp + ebx + 0x44]
add ebx, 4
add esi, dword [esp + 0x24]
mov dword [esp + 0x24], eax
add ebp, esi
mov dword [esp + 0x10], edx
mov eax, edi
rol eax, 0xa
mov edx, edi
ror edx, 0xd
xor edx, eax
mov dword [esp + 0x20], edi
mov eax, edi
ror eax, 2
xor edx, eax
mov eax, dword [esp + 0x18]
mov ecx, eax
and eax, dword [esp + 0x14]
xor ecx, dword [esp + 0x14]
and ecx, edi
xor ecx, eax
mov eax, dword [esp + 0x18]
add edx, ecx
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x14]
mov ecx, edi
mov dword [esp + 0x18], eax
mov dword [esp + 0x14], ecx
lea edi, [edx + esi]
mov esi, dword [esp + 0x1c]
mov edx, eax
cmp ebx, 0x100
jb 0x411482
mov eax, dword [esp + 0x2c]
add eax, edi
mov edi, dword [esp + 0x148]
add dword [edi + 4], ecx
mov ecx, dword [esp + 0x30]
add dword [edi + 8], ecx
mov ecx, dword [esp + 0x34]
add dword [edi + 0xc], ecx
mov ecx, dword [esp + 0x38]
add dword [edi + 0x14], ecx
mov ecx, dword [esp + 0x3c]
add dword [edi + 0x18], ecx
add dword [edi + 0x10], ebp
mov ecx, dword [esp + 0x40]
add dword [edi + 0x1c], ecx
mov dword [edi], eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x134
ret 4
Function at 0x412317
Capabilities:
Create thread

Disassembly:
push ecx
push ebx
push esi
mov esi, ecx
xor ebx, ebx
cmp dword [esi], ebx
jbe 0x412392
push ebp
push edi
lea edi, [esi + 4]
lea eax, [esp + 0x10]
push eax
push 0
push esi
push 0x412450
push 0x10000
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ebp, eax
test ebp, ebp
jne 0x41236e
push str.CreateThread_failed
push 0x4430c4
call fcn.004076c9
pop ecx
pop ecx
mov ecx, 0x4430c4
call fcn.00407851
push 2
mov ecx, 0x4430c4
call fcn.004076c4
mov dword [edi], ebp
inc dword [esi + 0x104]
mov eax, dword [0x44a208]
test eax, eax
je 0x412388
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
inc ebx
add edi, 4
cmp ebx, dword [esi]
jb 0x412327
pop edi
pop ebp
pop esi
pop ebx
pop ecx
ret

Function at 0x41aec5
Capabilities:
Hide graphical window

Disassembly:
mov al, byte [esp + 0x14]
sub esp, 0x10
push ebx
push ebp
mov ebp, dword [esp + 0x20]
mov ebx, ecx
push esi
push 0
push ebp
mov dword [ebx + 8], ebp
mov byte [ebx + 0x2a], al
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [esp + 0x20]
mov ecx, ebx
call fcn.0041abf4
cmp dword [ebx + 0x20], 0
je 0x41aefe
push dword [ebx + 0x20]
call fcn.004251e9
pop ecx
cmp dword [esp + 0x28], 0
jne 0x41af09
xor eax, eax
jmp 0x41af13
push dword [esp + 0x28]
call fcn.004289e8
pop ecx
cmp dword [esp + 0x2c], 0
mov dword [ebx + 0x20], eax
jne 0x41af21
xor eax, eax
jmp 0x41af2b
push dword [esp + 0x2c]
call fcn.004289e8
pop ecx
mov dword [ebx + 0x24], eax
lea eax, [esp + 0xc]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetWindowRect]
push 2
lea eax, [esp + 0x10]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetParent]
push eax
push 0
call dword [sym.imp.USER32.dll_MapWindowPoints]
cmp dword [ebx + 4], 0
je 0x41af60
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_DestroyWindow]
mov eax, dword [esp + 0xc]
mov esi, dword [esp + 0x14]
push edi
push ebx
push dword [ebx]
sub esi, eax
lea edi, [eax + 1]
push 0
push ebp
sub esi, 2
call dword [sym.imp.USER32.dll_GetParent]
push eax
mov eax, dword [esp + 0x2c]
sub eax, dword [esp + 0x24]
push eax
push esi
push dword [esp + 0x2c]
xor esi, esi
push edi
push 0x40000000
push esi
push 0x4355f0
push esi
call dword [sym.imp.USER32.dll_CreateWindowExW]
cmp byte [ebx + 0x1c], 0
mov dword [ebx + 4], eax
pop edi
jne 0x41afe8
cmp dword [ebx + 0x10], esi
jne 0x41afe8
test ebp, ebp
je 0x41affe
cmp dword [ebx + 0x24], esi
jne 0x41affe
cmp dword [ebx + 0x20], esi
je 0x41affe
push dword [ebx + 0x20]
mov ecx, ebx
call fcn.0041acee
mov esi, eax
test esi, esi
je 0x41affe
push 5
push ebp
call dword [sym.imp.USER32.dll_ShowWindow]
push esi
push ebp
call dword [sym.imp.USER32.dll_SetWindowTextW]
push esi
call fcn.004251e9
pop ecx
jmp 0x41affe
test eax, eax
je 0x41affe
push 5
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_UpdateWindow]
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0x14
Function at 0x41b6a2
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ecx
push ecx
push esi
push edi
push 0x4357fc
push dword [esp + 0x18]
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x41b7bb
push esi
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov edi, eax
test edi, edi
je 0x41b7bb
push esi
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x41b7bb
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov esi, eax
test esi, esi
je 0x41b7bb
push ebx
push ebp
push edi
xor ebp, ebp
push 2
mov dword [esp + 0x1c], ebp
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebx, eax
test ebx, ebx
je 0x41b7b3
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
je 0x41b7ac
push edi
push esi
push eax
call fcn.00422d90
add esp, 0xc
mov dword [esp + 0x10], ebp
lea eax, [esp + 0x10]
push eax
push ebp
push ebx
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
test eax, eax
jne 0x41b7a5
push ebp
push dword [esp + 0x14]
call fcn.0041b606
mov ecx, dword [esp + 0x10]
mov edi, eax
push ecx
mov edx, dword [ecx]
mov esi, dword [edx + 8]
mov ecx, esi
call dword [0x434278]
call esi
test edi, edi
je 0x41b7a5
mov eax, dword [edi + 8]
mov dword [edi + 8], ebp
test eax, eax
jne 0x41b793
push 0xffffff
lea eax, [esp + 0x18]
push eax
push dword [edi + 4]
call sub.gdiplus.dll_GdipCreateHBITMAPFromBitmap
test eax, eax
je 0x41b793
mov dword [edi + 8], eax
mov eax, dword [edi]
push 1
mov esi, dword [eax]
mov ecx, esi
call dword [0x434278]
mov ecx, edi
call esi
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, dword [esp + 0x14]
pop ebp
pop ebx
jmp 0x41b7bd
xor eax, eax
pop edi
pop esi
pop ecx
pop ecx
ret 4

Function at 0x41bf83
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1024
call fcn.0041ffa0
cmp word [0x452892], 0
je 0x41c01f
push esi
push 6
push dword [0x440724]
mov esi, 0x452892
push esi
call fcn.0040d687
push eax
call fcn.00413308
test eax, eax
jne 0x41c01e
push 0x451890
call fcn.0041bbe9
push 0x800
push esi
lea eax, [ebp - 0x1024]
push eax
call fcn.00411908
lea eax, [ebp - 0x1024]
push eax
call fcn.00424f73
xor ecx, ecx
push 0x1e
push ecx
mov word [ebp + eax*2 - 0x1022], cx
lea eax, [ebp - 0x20]
push eax
call fcn.00421180
add esp, 0x10
mov dword [ebp - 0x1c], 3
push 0x14
pop eax
mov word [ebp - 0x10], ax
lea eax, [ebp - 0x1024]
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.SHELL32.dll_SHFileOperationW]
pop esi
leave
ret
Function at 0x41c063
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x12c
cmp dword [0x44073c], 0
push ebx
push esi
push edi
mov ebx, 0x400
jne 0x41c0ae
push 0x64
lea eax, [ebp - 0x12c]
push eax
push 0xf
push ebx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
mov ax, word [ebp - 0x12c]
mov word [0x461ce8], ax
xor eax, eax
mov word [0x461cea], ax
mov dword [0x44073c], 0x461ce8
push 0x32
lea eax, [ebp - 0x64]
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.004117c3
mov edi, dword [ebp + 0x10]
xor eax, eax
mov esi, dword [ebp + 0x14]
push esi
push edi
push 0x44072c
mov word [edi], ax
lea eax, [ebp - 0x64]
push eax
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetNumberFormatW]
xor eax, eax
mov word [edi + esi*2 - 2], ax
pop edi
pop esi
pop ebx
leave
ret 0x10

Function at 0x41c37e
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x200c
call fcn.0041ffa0
cmp byte [0x453898], 0
je 0x41c42c
push 0x800
lea eax, [ebp - 0x200c]
push eax
push dword [ebp + 8]
call fcn.0041d804
lea eax, [ebp - 8]
push eax
push 1
push 0
push str.SoftwareWinRAR_SFX
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x41c42c
lea eax, [ebp - 4]
mov dword [ebp - 4], 0x1000
push eax
lea eax, [ebp - 0x100c]
push eax
lea eax, [ebp - 0xc]
push eax
push 0
lea eax, [ebp - 0x200c]
push eax
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x41c423
mov eax, dword [ebp - 4]
mov ecx, 0x7ff
shr eax, 1
mov dword [ebp - 4], eax
cmp eax, ecx
jb 0x41c407
mov eax, ecx
push dword [ebp + 0xc]
xor ecx, ecx
mov word [ebp + eax*2 - 0x100c], cx
lea eax, [ebp - 0x100c]
push eax
push dword [ebp + 8]
call fcn.00411908
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
leave
ret 8
Function at 0x41c4d4
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x2004
call fcn.0041ffa0
mov ecx, dword [esp + 0x2014]
push ebx
xor ebx, ebx
push esi
test ecx, ecx
je 0x41c4ef
mov byte [ecx], bl
mov edx, dword [esp + 0x2020]
test edx, edx
je 0x41c4fc
mov byte [edx], bl
mov esi, dword [esp + 0x2010]
test esi, esi
je 0x41c5d8
movzx eax, word [esi]
test ax, ax
je 0x41c5d8
push ebp
mov ebp, dword [esp + 0x201c]
push edi
mov dword [esp + 0x10], ebx
mov edi, eax
add esi, 2
cmp di, 0x3d
jne 0x41c547
test ebp, ebp
je 0x41c553
test ebx, ebx
jne 0x41c553
test ecx, ecx
je 0x41c53e
mov byte [ecx], 1
mov ebx, dword [esp + 0x201c]
jmp 0x41c577
cmp di, 0xd
je 0x41c58c
cmp di, 0xa
je 0x41c58f
mov eax, dword [esp + 0x201c]
mov word [eax], di
add eax, 2
mov edi, dword [esp + 0x202c]
mov dword [esp + 0x201c], eax
lea eax, [edi - 2]
cmp dword [esp + 0x10], eax
jge 0x41c587
movzx eax, word [esi]
inc dword [esp + 0x10]
mov edi, eax
test ax, ax
jne 0x41c526
jmp 0x41c58f
mov byte [edx], 1
jmp 0x41c596
add esi, 2
mov edi, dword [esp + 0x202c]
mov eax, dword [esp + 0x201c]
xor ecx, ecx
mov word [eax], cx
test ebp, ebp
je 0x41c5d2
xor eax, eax
mov word [ebp], ax
test ebx, ebx
je 0x41c5d2
push 0x1000
lea eax, [esp + 0x18]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
push edi
lea eax, [esp + 0x18]
push eax
push ebp
call fcn.00411908
xor eax, eax
mov word [ebx], ax
pop edi
mov eax, esi
pop ebp
jmp 0x41c5da
xor eax, eax
pop esi
pop ebx
add esp, 0x2004
ret 0x18
Function at 0x41eb13
Capabilities:
Hide graphical window

Disassembly:
and dword [0x45188c], 0
push 1
push dword [esp + 8]
mov byte [0x44a46d], 1
mov byte [0x44a46e], 1
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push 2
push dword [esp + 0xc]
call fcn.004012b3
cmp dword [0x461cd4], 0
jne 0x41eb53
cmp byte [0x44a47b], 0
je 0x41eb5c
cmp dword [0x44a474], 0
jne 0x41eb6f
push 0
push 1
push 0x111
push dword [esp + 0x10]
call dword [sym.imp.USER32.dll_SendMessageW]
ret 4

Function at 0x41ec6b
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1008
call fcn.0041ffa0
cmp byte [0x453898], 0
je 0x41ecfa
cmp word [0x45389a], 0
je 0x41ecfa
push esi
push 0x800
lea eax, [ebp - 0x1008]
push eax
push 0x45389a
call fcn.0041d804
lea eax, [ebp - 8]
xor esi, esi
push eax
lea eax, [ebp - 4]
push eax
push esi
push 0x20006
push esi
push esi
push esi
push str.SoftwareWinRAR_SFX
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x41ecf9
push dword [ebp + 8]
call fcn.00424f73
pop ecx
lea eax, [eax*2 + 2]
push eax
push dword [ebp + 8]
lea eax, [ebp - 0x1008]
push 1
push esi
push eax
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
leave
ret 4

Function at 0x41ecfe
Capabilities:
Set environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x2000
call fcn.0041ffa0
push esi
push dword [ebp + 8]
push str.sfxcmd
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push 0x1000
lea eax, [ebp - 0x2000]
push eax
push dword [ebp + 8]
call fcn.00411677
mov esi, eax
test esi, esi
je 0x41ed56
movzx ecx, word [esi]
push ecx
jmp 0x41ed41
add esi, 2
movzx eax, word [esi]
push eax
call fcn.00411793
test al, al
jne 0x41ed3a
push esi
push str.sfxpar
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
pop esi
leave
ret 4
Function at 0x420b2b
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x420b6a
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x420b6a
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x420b6a
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x420b6a
cmp dword [ecx + 0x74], 0xe
jbe 0x420b6a
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x4332f0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43331d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43331d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x4010c0
Capabilities:
Check if file exists
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x468
mov eax, dword [0x420008]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x414]
push 0x208
push 0
push eax
call fcn.00406ff0
push 0x208
lea eax, [ebp - 0x20c]
push 0
push eax
call fcn.00406ff0
add esp, 0x18
lea eax, [ebp - 0x414]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
mov esi, dword [sym.imp.SHLWAPI.dll_PathCombineW]
lea eax, [ebp - 0x414]
push str..._birdtray.exe
push eax
lea eax, [ebp - 0x20c]
push eax
call esi
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x401156
push str...BirdWallpaper.exe
lea eax, [ebp - 0x414]
push eax
lea eax, [ebp - 0x20c]
push eax
call esi
lea eax, [ebp - 0x20c]
push eax
call fcn.00403320
add esp, 4
test eax, eax
jne 0x40117e
pop edi
or eax, 0xffffffff
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403dcc
mov esp, ebp
pop ebp
ret 0x10
push 0xfffe
call fcn.00403de2
mov esi, eax
add esp, 4
test esi, esi
jne 0x4011a6
pop edi
lea eax, [esi - 2]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403dcc
mov esp, ebp
pop ebp
ret 0x10
push edi
lea eax, [ebp - 0x20c]
push eax
push str.__s___s
push 0x7fff
push esi
call fcn.00401030
push 0x40
lea eax, [ebp - 0x454]
mov dword [ebp - 0x458], 0x44
push 0
push eax
call fcn.00406ff0
add esp, 0x20
lea eax, [ebp - 0x468]
xorps xmm0, xmm0
movups xmmword [ebp - 0x468], xmm0
push eax
lea eax, [ebp - 0x458]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push esi
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessW]
test eax, eax
jne 0x40122c
push esi
call fcn.00403ddd
add esp, 4
mov eax, 0xfffffffd
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403dcc
mov esp, ebp
pop ebp
ret 0x10
push dword [ebp - 0x464]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call esi
push dword [ebp - 0x468]
call esi
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
xor ecx, ebp
pop esi
call fcn.00403dcc
mov esp, ebp
pop ebp
ret 0x10
Function at 0x402180
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x60
mov eax, dword [0x420008]
xor eax, ebp
mov dword [ebp - 4], eax
xor eax, eax
mov dword [ebp - 0x60], 0x690051
push ebx
push esi
mov word [ebp - 8], ax
lea esi, [ebp - 0x60]
mov eax, 0x420af8
mov dword [ebp - 0x5c], 0x6f0068
push edi
mov dword [ebp - 0x58], 0x20006f
mov edx, 0x2d
mov dword [ebp - 0x54], 0x360033
sub esi, eax
mov dword [ebp - 0x50], 0x200030
mov dword [ebp - 0x4c], 0x6f0053
mov dword [ebp - 0x48], 0x740066
mov dword [ebp - 0x44], 0x610077
mov dword [ebp - 0x40], 0x650072
mov dword [ebp - 0x3c], 0x280020
mov dword [ebp - 0x38], 0x650042
mov dword [ebp - 0x34], 0x6a0069
mov dword [ebp - 0x30], 0x6e0069
mov dword [ebp - 0x2c], 0x290067
mov dword [ebp - 0x28], 0x430020
mov dword [ebp - 0x24], 0x6d006f
mov dword [ebp - 0x20], 0x610070
mov dword [ebp - 0x1c], 0x79006e
mov dword [ebp - 0x18], 0x4c0020
mov dword [ebp - 0x14], 0x6d0069
mov dword [ebp - 0x10], 0x740069
mov dword [ebp - 0xc], 0x640065
lea ecx, [edx + 0x7fffffd1]
test ecx, ecx
je 0x402260
movzx ecx, word [esi + eax]
test cx, cx
je 0x402260
mov word [eax], cx
add eax, 2
sub edx, 1
jne 0x402242
test edx, edx
lea ecx, [eax - 2]
pop edi
cmovne ecx, eax
xor eax, eax
pop esi
pop ebx
mov word [ecx], ax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403dcc
mov esp, ebp
pop ebp
ret
Function at 0x4020c2
Capabilities:
Enumerate gui resources

Disassembly:
cmp dword [esp + 4], 0
je 0x4020da
push dword [esp + 4]
push 0x40205b
call dword [sym.imp.USER32.dll_EnumWindows]
jmp 0x402117
push esi
mov esi, dword [0x4034e8]
test esi, esi
je 0x402116
push ebx
push edi
mov ebx, dword [esi]
lea edi, [esi + 8]
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
cmp dword [edi], eax
jne 0x40210e
push 1
push dword [esi + 0xc]
call dword [sym.imp.USER32.dll_EnableWindow]
push edi
push 0x4034e8
call fcn.00402531
pop ecx
pop ecx
test ebx, ebx
mov esi, ebx
jne 0x4020e7
pop edi
pop ebx
pop esi
ret 4

Function at 0x4021de
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
lea eax, [esp]
push eax
push 0x101
call dword [sym.imp.WSOCK32.dll_WSAStartup]
neg eax
push fcn.00402148
sbb eax, eax
push 0x10
inc eax
push 0x20
mov word [0x4034f4], ax
call fcn.00402433
mov dword [0x4034ec], eax
movsx eax, word [0x4034f4]
add esp, 0x190
ret

Function at 0x40221f
Capabilities:
Connect socket
Resolve dns
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push esi
xor esi, esi
cmp dword [ebp + 8], esi
je 0x402319
push ebx
push esi
push dword [ebp + 0x10]
push 2
call dword [sym.imp.WSOCK32.dll_socket]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x402318
push edi
push dword [ebp + 8]
call dword [sym.imp.WSOCK32.dll_inet_addr]
mov edi, eax
cmp edi, 0xffffffff
jne 0x40227b
push dword [ebp + 8]
call dword [sym.imp.WSOCK32.dll_gethostbyname]
test eax, eax
je 0x402310
mov eax, dword [eax + 0xc]
mov eax, dword [eax]
mov edi, dword [eax]
cmp edi, 0xffffffff
je 0x402310
xor eax, eax
inc eax
cmp dword [ebp + 0x10], eax
jne 0x4022cc
push dword [ebp + 0xc]
mov word [ebp - 0x14], 2
call dword [sym.imp.WSOCK32.dll_htons]
mov word [ebp - 0x12], ax
push 0x10
lea eax, [ebp - 0x14]
push eax
push ebx
mov dword [ebp - 0x10], edi
call dword [sym.imp.WSOCK32.dll_connect]
cmp eax, 0xffffffff
je 0x402310
push 0x10
push 0
push dword [0x4034d4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
test esi, esi
je 0x402310
mov dword [esi], 1
mov dword [esi + 8], ebx
jmp 0x40230a
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
push 0x8004667e
push ebx
call dword [sym.imp.WSOCK32.dll_ioctlsocket]
test eax, eax
jne 0x402310
push 0x20
push eax
push dword [0x4034d4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
test esi, esi
je 0x402310
mov eax, dword [ebp + 0xc]
mov dword [esi], 2
mov dword [esi + 0x10], ebx
mov dword [esi + 4], edi
mov dword [esi + 8], eax
and dword [esi + 0xc], 0
jmp 0x402317
push ebx
call dword [sym.imp.WSOCK32.dll_closesocket]
pop edi
pop ebx
mov eax, esi
pop esi
leave
ret 0xc
Function at 0x4023a3
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push esi
mov esi, dword [ebp + 8]
cmp dword [esi], 1
jne 0x4023c5
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [esi + 8]
call dword [sym.imp.WSOCK32.dll_send]
jmp 0x402403
mov eax, dword [esi + 4]
mov dword [ebp - 0xc], eax
movzx eax, word [esi + 8]
push eax
mov word [ebp - 0x10], 2
call dword [sym.imp.WSOCK32.dll_htons]
mov word [ebp - 0xe], ax
mov eax, dword [esi + 0xc]
test eax, eax
je 0x4023eb
mov eax, dword [eax]
jmp 0x4023ee
mov eax, dword [esi + 0x10]
push 0x10
lea ecx, [ebp - 0x10]
push ecx
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push eax
call dword [sym.imp.WSOCK32.dll_sendto]
pop esi
leave
ret 0xc