joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4d3fc0
Capabilities:
Encode data using base64
Terminate process

Disassembly:
sub esp, 0x118
mov ecx, 0x3f
mov eax, 0x80808080
push ebx
push ebp
push esi
push edi
lea edi, [esp + 0x28]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov eax, 0x41
mov cl, al
sub cl, 0x41
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x5a
jle 0x4d3fe2
mov eax, 0x61
mov dl, al
sub dl, 0x47
mov byte [esp + eax + 0x28], dl
inc eax
cmp eax, 0x7a
jle 0x4d3ff6
mov eax, 0x30
mov cl, al
add cl, 4
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x39
jle 0x4d400a
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
xor ebp, ebp
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov byte [esp + 0x53], 0x3e
mov byte [esp + 0x57], 0x3f
mov byte [esp + 0x65], 0
mov dword [esp + 0x18], ebp
je 0x4d419d
mov ebx, dword [esp + 0x130]
mov dword [esp + 0x10], 3
mov dword [esp + 0x14], 4
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x12c]
xor eax, eax
lea esi, [edx + ecx]
movsx ecx, byte [esi + eax]
mov dl, byte [esp + ecx + 0x28]
test dl, 0x80
jne 0x4d416e
mov byte [esp + eax + 0x20], cl
mov byte [esp + eax + 0x1c], dl
inc eax
cmp eax, 4
jl 0x4d406c
mov esi, dword [esp + 0x138]
mov edx, dword [esp + 0x10]
cmp edx, dword [esi]
jle 0x4d40d6
mov eax, dword [esp + 0x14]
push eax
call fcn.0052d2c7
mov ecx, dword [esi]
mov esi, ebx
mov edx, ecx
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebx
and ecx, 3
mov dword [esp + 0x2c], eax
rep movsb byte es:[edi], byte [esi]
call fcn.0052d1de
mov ecx, dword [esp + 0x140]
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x2c]
add esp, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov dl, ch
mov al, cl
sar dl, 4
shl al, 2
or dl, al
mov eax, dword [esp + 0x14]
mov byte [ebx + ebp], dl
inc ebp
inc eax
mov cl, ch
mov dword [esp + 0x14], eax
mov al, byte [esp + 0x1e]
mov dl, al
inc edi
sar dl, 2
shl cl, 4
or dl, cl
mov ecx, dword [esp + 0x14]
shl al, 6
or al, byte [esp + 0x1f]
mov byte [ebx + ebp], dl
inc ebp
mov edx, edi
inc ecx
inc edx
mov byte [ebx + ebp], al
mov al, byte [esp + 0x22]
inc ebp
inc ecx
inc edx
mov dword [esp + 0x10], edi
cmp al, 0x3d
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edx
je 0x4d4183
mov cl, byte [esp + 0x23]
xor eax, eax
cmp cl, 0x3d
setne al
add eax, 2
cmp eax, 3
jl 0x4d4183
mov edx, dword [esp + 0x18]
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
add edx, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x18], edx
cmp edx, ecx
jae 0x4d41a4
jmp 0x4d405c
push ecx
push str.Illegal_character__c_in_input._n
call fcn.0052e627
add esp, 8
push 1
call fcn.0052f3e8
mov eax, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [eax], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
mov ebx, dword [esp + 0x130]
mov ecx, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [ecx], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
Function at 0x4d5110
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x4d5143
push esi
call fcn.004da0b0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4d513c
mov dword [esi + 0x14], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x14], 0xcb
mov eax, dword [esi + 0x14]
cmp eax, 0xcb
jne 0x4d51c9
mov eax, dword [esi + 0x1b8]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4d51b2
mov eax, dword [esi + 8]
test eax, eax
je 0x4d5167
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b8]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4d51ae
cmp eax, 2
je 0x4d51b2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4d515a
cmp eax, 3
je 0x4d518d
cmp eax, 1
jne 0x4d515a
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 0x4d515a
mov edx, dword [esi + 0x144]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4d515a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004d5200
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4d51e9
mov ecx, dword [esi]
push esi
mov dword [ecx + 0x14], 0x15
mov edx, dword [esi]
mov eax, dword [esi + 0x14]
mov dword [edx + 0x18], eax
mov ecx, dword [esi]
call dword [ecx]
add esp, 4
push esi
call fcn.004d5200
add esp, 4
pop esi
ret

Function at 0x505ee0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x505eeb
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x505fee
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
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 + 0x6c0a50]
xor eax, edx
inc ecx
dec edi
jne 0x505f06
pop edi
test esi, esi
je 0x506010
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x6c0a50]
xor eax, edx
inc ecx
dec esi
jne 0x505ff2
pop esi
pop ebx
not eax
ret
Function at 0x546260
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x5626a0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
mov al, byte [esp + 0x3c]
push ebx
xor ebx, ebx
push esi
mov esi, ecx
mov byte [esp + 0x10], al
mov dword [esp + 0x14], ebx
mov dword [esp + 0x18], ebx
mov dword [esp + 0x1c], ebx
mov ecx, dword [esp + 0x44]
push ebx
mov dword [esp + 0x40], ebx
mov byte [esp + 0x28], al
mov edx, dword [ecx]
lea ecx, [esp + 0x28]
mov dword [esp + 0x24], edx
call fcn.0053b1f8
mov eax, dword [0x6d9170]
lea ecx, [esp + 0x10]
push eax
push ebx
push ecx
lea ecx, [esp + 0x30]
call fcn.0053b12a
lea edx, [esp + 0x20]
lea eax, [esp + 8]
push edx
push eax
mov ecx, esi
mov byte [esp + 0x44], 1
call fcn.00546da0
mov esi, dword [eax]
mov ecx, dword [eax + 4]
mov eax, dword [esp + 0x28]
cmp eax, ebx
mov dword [esp + 0xc], ecx
je 0x546307
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x5462fe
cmp al, 0xff
je 0x5462fe
dec al
mov byte [ecx], al
jmp 0x546307
push ecx
call fcn.0055021b
add esp, 4
mov eax, dword [esp + 0x14]
mov dword [esp + 0x28], ebx
cmp eax, ebx
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], ebx
je 0x546338
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x54632f
cmp al, 0xff
je 0x54632f
dec al
mov byte [ecx], al
jmp 0x546338
push ecx
call fcn.0055021b
add esp, 4
mov ecx, dword [esp + 0x34]
lea eax, [esi + 0x10]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret 4
Function at 0x55296e
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x5529a6
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.00550958
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00550930
jmp 0x5529b2
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x55405c
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 0x55409e
call fcn.00559d8a
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x55409e
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x554095
xor eax, eax
jmp 0x5540a6
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.005540ac
pop edi
pop esi
pop ebx
ret 4

Function at 0x55a2ba
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 0x55a2e8
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x55a306
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0055a220
jmp 0x55a306
mov eax, dword [esi + 0x14]
test eax, eax
je 0x55a306
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0055a220
test edi, edi
mov eax, edi
jne 0x55a2f0
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x4347d0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b840b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.004aa5a3
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x434852
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004a790d
mov eax, dword [eax]
push 0x5f9214
push eax
call fcn.00499904
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004aa82e
test bl, bl
je 0x434852
push 0x5f9214
lea ecx, [esp + 0xc]
call fcn.004aac0a
push 0x5fcd8c
lea ecx, [esp + 0xc]
call fcn.004aac0a
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x43488e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004aa82e
jmp 0x434959
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x434912
lea edx, [esp + 0x7c]
push 0x5fcd88
push edx
call fcn.00499904
add esp, 8
test eax, eax
je 0x434912
lea eax, [esp + 0x7c]
push 0x5fcd84
push eax
call fcn.00499904
add esp, 8
test eax, eax
je 0x434912
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x4348a2
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.004aa82e
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x435bd0
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x435c32
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x435c40
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b856b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x605dd0]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x435d78
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x435ca6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004aa82e
xor eax, eax
jmp 0x435def
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004aa9b7
push esi
lea ecx, [esp + 0xc]
call fcn.004aac46
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x5fcdc4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x435dcd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00435bd0
test eax, eax
jne 0x435dcd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.00435bd0
test eax, eax
jne 0x435dcd
lea eax, [esp + 0x14]
push 0x5fcda0
push eax
call fcn.0049aab0
mov esi, eax
add esp, 8
test esi, esi
jne 0x435dac
lea ecx, [esp + 0x14]
push 0x5fcd9c
push ecx
call fcn.0049aa30
mov esi, eax
add esp, 8
test esi, esi
jne 0x435dac
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x435daf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004aa967
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x435cbe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004aa82e
xor eax, eax
jmp 0x435def
mov byte [esi], 0
push 0x5fcd98
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.004aa82e
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x448d50
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x448dbe
cmp si, 0x69
ja 0x448dbe
add esi, 0xffd0
cmp si, 0x11
je 0x448d8e
push 0x11
call edi
test ax, ax
jge 0x448d8e
or esi, 0x2000
cmp si, 0x10
je 0x448da3
push 0x10
call edi
test ax, ax
jge 0x448da3
or esi, 0x4000
cmp si, 0x12
je 0x448db8
push 0x12
call edi
test ax, ax
jge 0x448db8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x448dcb
mov esi, 0xbd
jmp 0x448d7f
cmp si, 0x6e
jne 0x448dd8
mov esi, 0xbe
jmp 0x448d7f
cmp si, 0x6f
jne 0x448d79
mov esi, 0xbf
jmp 0x448d7f

Function at 0x44a590
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x616d70]
xor edx, edx
cmp eax, edx
jne 0x44a5b6
xor eax, eax
mov byte [eax + 0x616c70], al
inc eax
cmp eax, 0x100
jl 0x44a59e
mov dword [0x616d70], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x616c70
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x44a647
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 0x44a61a
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 0x44a5e8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x44a6c0
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 0x44a713
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 0x44a6fa
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 0x451410
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x4515a8
cmp ebp, ebx
jle 0x4515a8
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x45146e
dec eax
or eax, 0xfffffff8
inc eax
je 0x451475
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x451484
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x45148b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004aa56f
add esp, 4
cmp eax, ebx
je 0x4514ac
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.004aa56f
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x45159e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x451585
mov al, byte [edx]
cmp al, 0xc0
jbe 0x451571
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x451566
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x451574
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x451574
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x451510
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x451501
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x454b10
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4b9e38
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x454b49
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.004b2072
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004b20fa
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.00454bd0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004b2137
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
Function at 0x4591b0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x4ba5c8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x54
mov eax, dword [esp + 0x74]
mov edx, dword [esp + 0x6c]
push esi
mov esi, ecx
mov ecx, dword [esp + 0x74]
push edi
push eax
mov eax, dword [esp + 0x74]
push ecx
push edx
lea ecx, [esp + 0x14]
push eax
push ecx
mov ecx, esi
call fcn.00459d30
lea edx, [esp + 0x18]
push eax
push edx
call dword [sym.imp.USER32.dll_CopyRect]
mov eax, dword [esp + 0x18]
xor edi, edi
xor ecx, ecx
cmp eax, edi
setl cl
dec ecx
xor edx, edx
and ecx, eax
mov eax, dword [esp + 0x1c]
cmp eax, edi
mov dword [esp + 0x18], ecx
setl dl
dec edx
and edx, eax
lea eax, [esp + 0x18]
push eax
mov dword [esp + 0x20], edx
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x459259
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, eax
xor ecx, ecx
xor edx, edx
xor esi, esi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop ebx
pop edi
pop esi
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
lea ecx, [esp + 8]
push ecx
mov ecx, esi
call fcn.00458e40
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.USER32.dll_OffsetRect]
push edi
lea ecx, [esp + 0x4c]
call fcn.004b1323
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], edi
call fcn.004685a0
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [sym.imp.GDI32.dll_LPtoDP]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [sym.imp.USER32.dll_IntersectRect]
mov esi, dword [esp + 0x6c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov edx, esi
mov dword [esp + 0x64], 0xffffffff
mov dword [edx], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 4], ecx
mov ecx, dword [esp + 0x34]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x48]
call fcn.004b1395
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14