joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4d4020
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x51ad08
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.00513ba2
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004d39c0
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.00513ad0
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.00510394
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.00510394
push 1
push 0
push 0
mov ecx, esi
call fcn.0051033c
push 1
push 0
push 1
mov ecx, esi
call fcn.0051033c
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00513c14
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x4d41a0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x51ad28
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.00513ba2
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004d39c0
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.00513ad0
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 0x4d4264
cmp dword [esp + 0x40], 1
jne 0x4d4262
cmp ecx, eax
jge 0x4d4264
mov eax, ecx
cmp eax, 0xc8
jge 0x4d4270
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004d4020
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.00513c14
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x4d49f0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x51ad93
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.0050e7b1
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], vtable.CBrush.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.00513e4a
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.00515366
test eax, eax
je 0x4d4b0c
mov ecx, dword [esp + 0x3c]
call fcn.00513e77
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 0x4d4ad0
push edi
mov ecx, esi
call fcn.005114e2
mov ecx, esi
call fcn.004d4c70
cmp dword [esp + 0x38], 1
jne 0x4d4b05
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.0051161d
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 0x4d7540
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4d7573
push esi
call fcn.004da650
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4d756c
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 0x4d75f9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4d75e2
mov eax, dword [esi + 8]
test eax, eax
je 0x4d7597
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 0x4d75de
cmp eax, 2
je 0x4d75e2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4d758a
cmp eax, 3
je 0x4d75bd
cmp eax, 1
jne 0x4d758a
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 0x4d758a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4d758a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004d7620
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4d7608
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004d7620
add esp, 4
pop esi
ret

Function at 0x4e5ab0
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x51b198
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
mov eax, dword [esp + 0x40]
push ebx
push esi
lea ecx, [esp + 8]
push eax
push ecx
mov ecx, dword [esp + 0x4c]
call fcn.004e5ea0
mov esi, eax
lea edx, [esp + 0x48]
xor ebx, ebx
push edx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x40], ebx
mov dword [esp + 0x4c], 0x56ae8c
call fcn.004ed1a6
mov ecx, dword [0x535bc0]
mov al, byte [esi]
push ecx
push ebx
push esi
lea ecx, [esp + 0x30]
mov byte [esp + 0x48], 1
mov byte [esp + 0x30], al
mov dword [esp + 0x34], ebx
mov dword [esp + 0x38], ebx
mov dword [esp + 0x3c], ebx
call fcn.004e3210
mov esi, 0x535c18
mov dword [esp + 0x18], esi
mov eax, dword [esp + 0xc]
mov byte [esp + 0x3c], 3
cmp eax, ebx
je 0x4e5b57
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4e5b4e
cmp al, 0xff
je 0x4e5b4e
dec al
mov byte [ecx], al
jmp 0x4e5b57
push ecx
call fcn.0050cf6d
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0xc], ebx
mov dword [esp + 0x10], ebx
mov dword [esp + 0x14], ebx
call fcn.00509540
mov eax, dword [esp + 0x28]
mov dword [esp + 0x3c], 0xffffffff
cmp eax, ebx
mov dword [esp + 0x18], esi
je 0x4e5b9d
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4e5b94
cmp al, 0xff
je 0x4e5b94
dec al
mov byte [ecx], al
jmp 0x4e5b9d
push ecx
call fcn.0050cf6d
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0x28], ebx
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], ebx
call fcn.004ed22d
mov ecx, dword [esp + 0x34]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret
Function at 0x503bc0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x51c110
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.004f8cdc
mov eax, dword [0x538700]
lea ecx, [esp + 0x10]
push eax
push ebx
push ecx
lea ecx, [esp + 0x30]
call fcn.004f8c0e
lea edx, [esp + 0x20]
lea eax, [esp + 8]
push edx
push eax
mov ecx, esi
mov byte [esp + 0x44], 1
call fcn.00504690
mov esi, dword [eax]
mov ecx, dword [eax + 4]
mov eax, dword [esp + 0x28]
cmp eax, ebx
mov dword [esp + 0xc], ecx
je 0x503c67
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x503c5e
cmp al, 0xff
je 0x503c5e
dec al
mov byte [ecx], al
jmp 0x503c67
push ecx
call fcn.0050cf6d
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 0x503c98
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x503c8f
cmp al, 0xff
je 0x503c8f
dec al
mov byte [ecx], al
jmp 0x503c98
push ecx
call fcn.0050cf6d
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 0x50f5a7
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x50f5df
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.0050d65e
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0050d636
jmp 0x50f5eb
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x510c9c
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 0x510cde
call fcn.00516756
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x510cde
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x510cd5
xor eax, eax
jmp 0x510ce6
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00510cec
pop edi
pop esi
pop ebx
ret 4

Function at 0x516c86
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 0x516cb4
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x516cd2
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00516bec
jmp 0x516cd2
mov eax, dword [esi + 0x14]
test eax, eax
je 0x516cd2
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00516bec
test edi, edi
mov eax, edi
jne 0x516cbc
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x401570
Capabilities:
Check if file exists
Create process on windows
Get file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x40e580
push eax
mov dword fs:[0], esp
sub esp, 0x88
push ebx
push esi
push edi
mov edi, ecx
cmp dword [edi + 0x20], 8
lea esi, [edi + 0xc]
mov eax, esi
jb 0x4015a0
mov eax, dword [esi]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x401769
test al, 0x10
jne 0x401769
push esi
lea ecx, [ebp - 0x54]
call fcn.004020a0
lea eax, [edi + 0x24]
mov dword [ebp - 4], 0
push eax
lea ecx, [ebp - 0x3c]
call fcn.004020a0
lea eax, [ebp - 0x24]
mov byte [ebp - 4], 1
push eax
mov ecx, edi
call fcn.00401010
push 0x3c
lea eax, [ebp - 0x90]
push 0
push eax
call fcn.004042f0
add esp, 0xc
mov dword [ebp - 0x90], 0x3c
cmp dword [ebp - 0x40], 8
lea eax, [ebp - 0x54]
mov dword [ebp - 0x8c], 0x440
cmovae eax, dword [ebp - 0x54]
cmp dword [ebp - 0x14], 0
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x88], 0
jne 0x40162c
xor eax, eax
jmp 0x401637
cmp dword [ebp - 0x10], 8
lea eax, [ebp - 0x24]
cmovae eax, dword [ebp - 0x24]
cmp dword [ebp - 0x2c], 0
mov dword [ebp - 0x7c], eax
jne 0x401644
xor eax, eax
jmp 0x40164f
cmp dword [ebp - 0x28], 8
lea eax, [ebp - 0x3c]
cmovae eax, dword [ebp - 0x3c]
mov dword [ebp - 0x78], eax
lea eax, [ebp - 0x90]
push eax
mov dword [ebp - 0x74], 5
mov dword [ebp - 0x70], 0
mov dword [ebp - 0x84], str.open
call dword [sym.imp.SHELL32.dll_ShellExecuteExW]
cmp eax, 1
jne 0x401686
cmp dword [ebp - 0x58], 0
je 0x401686
mov bl, al
jmp 0x401688
xor bl, bl
mov edx, dword [ebp - 0x10]
cmp edx, 8
jb 0x4016c2
mov ecx, dword [ebp - 0x24]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x4016b8
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x40177c
push edx
push ecx
call fcn.00402922
add esp, 8
mov edx, dword [ebp - 0x28]
xor eax, eax
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x10], 7
mov word [ebp - 0x24], ax
cmp edx, 8
jb 0x40170c
mov ecx, dword [ebp - 0x3c]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x401702
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x401781
push edx
push ecx
call fcn.00402922
add esp, 8
mov edx, dword [ebp - 0x40]
xor eax, eax
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x28], 7
mov word [ebp - 0x3c], ax
cmp edx, 8
jb 0x401756
mov ecx, dword [ebp - 0x54]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x40174c
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x401786
push edx
push ecx
call fcn.00402922
add esp, 8
mov al, bl
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0xc]
xor al, al
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret
call fcn.0040602c
call fcn.0040602c
call fcn.0040602c
int3
Function at 0x4055bf
Capabilities:
Allocate thread local storage

Disassembly:
push ebp
mov ebp, esp
push esi
push str.FlsAlloc
push 0x40f2fc
push str.FlsAlloc
push 0
call fcn.00405538
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4055f1
push dword [ebp + 8]
mov ecx, esi
call fcn.0040321c
call esi
pop esi
pop ebp
ret
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsAlloc]

Function at 0x405633
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push str.FlsGetValue
push 0x40f320
push str.FlsGetValue
push 2
call fcn.00405538
add esp, 0x10
mov esi, eax
push dword [ebp + 8]
test esi, esi
je 0x405664
mov ecx, esi
call fcn.0040321c
call esi
jmp 0x40566a
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
pop esi
pop ebp
ret

Function at 0x40566d
Capabilities:
Set thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push str.FlsSetValue
push 0x40f334
push str.FlsSetValue
push 3
call fcn.00405538
add esp, 0x10
mov esi, eax
push dword [ebp + 0xc]
push dword [ebp + 8]
test esi, esi
je 0x4056a1
mov ecx, esi
call fcn.0040321c
call esi
jmp 0x4056a7
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
pop esi
pop ebp
ret

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x40f200
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a38eb
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.00495356
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40f282
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00492244
mov eax, dword [eax]
push 0x633230
push eax
call fcn.004840a4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004955e1
test bl, bl
je 0x40f282
push 0x633230
lea ecx, [esp + 0xc]
call fcn.004959bd
push 0x636dc0
lea ecx, [esp + 0xc]
call fcn.004959bd
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 0x40f2be
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004955e1
jmp 0x40f389
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 0x40f342
lea edx, [esp + 0x7c]
push 0x636dbc
push edx
call fcn.004840a4
add esp, 8
test eax, eax
je 0x40f342
lea eax, [esp + 0x7c]
push 0x636db8
push eax
call fcn.004840a4
add esp, 8
test eax, eax
je 0x40f342
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 0x40f2d2
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.004955e1
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 0x40fb80
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 0x40fbe2
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 0x40fbf0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a396b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x644480]
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 0x40fd28
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40fc56
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004955e1
xor eax, eax
jmp 0x40fd9f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0049576a
push esi
lea ecx, [esp + 0xc]
call fcn.004959f9
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x636df8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40fd7d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040fb80
test eax, eax
jne 0x40fd7d
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.0040fb80
test eax, eax
jne 0x40fd7d
lea eax, [esp + 0x14]
push 0x636dd4
push eax
call fcn.00485180
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fd5c
lea ecx, [esp + 0x14]
push 0x636dd0
push ecx
call fcn.00485100
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fd5c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40fd5f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0049571a
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40fc6e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004955e1
xor eax, eax
jmp 0x40fd9f
mov byte [esi], 0
push 0x636dcc
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.004955e1
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 0x421260
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 0x4212ce
cmp si, 0x69
ja 0x4212ce
add esi, 0xffd0
cmp si, 0x11
je 0x42129e
push 0x11
call edi
test ax, ax
jge 0x42129e
or esi, 0x2000
cmp si, 0x10
je 0x4212b3
push 0x10
call edi
test ax, ax
jge 0x4212b3
or esi, 0x4000
cmp si, 0x12
je 0x4212c8
push 0x12
call edi
test ax, ax
jge 0x4212c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4212db
mov esi, 0xbd
jmp 0x42128f
cmp si, 0x6e
jne 0x4212e8
mov esi, 0xbe
jmp 0x42128f
cmp si, 0x6f
jne 0x421289
mov esi, 0xbf
jmp 0x42128f

Function at 0x422940
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x655310]
xor edx, edx
cmp eax, edx
jne 0x422966
xor eax, eax
mov byte [eax + 0x655210], al
inc eax
cmp eax, 0x100
jl 0x42294e
mov dword [0x655310], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x655210
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4229f7
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 0x4229ca
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 0x422998
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x422a70
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 0x422ac3
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 0x422aaa
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