joyce8/EMBER2024-capa huggingface dataset:
Function at 0x46e7e0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4a84e8
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.0049f36c
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.0046e180
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.0049f29a
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.0049ba89
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.0049ba89
push 1
push 0
push 0
mov ecx, esi
call fcn.0049ba31
push 1
push 0
push 1
mov ecx, esi
call fcn.0049ba31
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0049f3de
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x46e960
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4a8508
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.0049f36c
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.0046e180
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.0049f29a
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 0x46ea24
cmp dword [esp + 0x40], 1
jne 0x46ea22
cmp ecx, eax
jge 0x46ea24
mov eax, ecx
cmp eax, 0xc8
jge 0x46ea30
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.0046e7e0
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.0049f3de
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x46f1a0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4a8573
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.00499ea1
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.0049f614
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004a0b6c
test eax, eax
je 0x46f2bc
mov ecx, dword [esp + 0x3c]
call fcn.0049f641
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 0x46f280
push edi
mov ecx, esi
call fcn.0049cc04
mov ecx, esi
call fcn.0046f420
cmp dword [esp + 0x38], 1
jne 0x46f2b5
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.0049cd6e
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 0x471cd0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x471d03
push esi
call fcn.00474dc0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x471cfc
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 0x471d89
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x471d72
mov eax, dword [esi + 8]
test eax, eax
je 0x471d27
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 0x471d6e
cmp eax, 2
je 0x471d72
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x471d1a
cmp eax, 3
je 0x471d4d
cmp eax, 1
jne 0x471d1a
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 0x471d1a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x471d1a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00471db0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x471d98
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00471db0
add esp, 4
pop esi
ret
Function at 0x47ebc0
Capabilities:
Delete file

Disassembly:
push 0xffffffffffffffff
push 0x4a8af8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x24
push ebx
push esi
mov esi, ecx
lea ecx, [esp + 0x10]
call fcn.00481928
mov eax, dword [esp + 0x3c]
lea ecx, [esp + 8]
push eax
mov dword [esp + 0x38], 0
call fcn.004988eb
lea ecx, [esp + 0x3c]
push 1
push ecx
lea ecx, [esp + 0x10]
mov byte [esp + 0x3c], 1
call fcn.00496070
mov eax, dword [eax]
push 0x4d0cfc
push eax
call fcn.00488754
add esp, 8
lea ecx, [esp + 0x3c]
test eax, eax
setne bl
call fcn.0049887d
test bl, bl
je 0x47ec40
push 0x4d0cfc
lea ecx, [esp + 0xc]
call fcn.00498c59
push 0x4d0cf8
lea ecx, [esp + 0xc]
call fcn.00498c59
mov edx, dword [esp + 8]
push 0
push edx
lea ecx, [esp + 0x18]
call fcn.004819eb
test eax, eax
je 0x47ed04
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_DeleteFileA]
push edi
mov bl, 2
lea ecx, [esp + 0x18]
call fcn.00481c0b
mov edi, eax
mov eax, dword [esp + 0x18]
push 0x10
lea ecx, [esp + 0x1c]
call dword [eax + 0x38]
test eax, eax
je 0x47ecc0
lea ecx, [esp + 0x18]
call fcn.00481bd2
test eax, eax
jne 0x47ecc0
lea ecx, [esp + 0x44]
push ecx
lea ecx, [esp + 0x1c]
call fcn.00481cda
mov eax, dword [eax]
mov ecx, esi
push eax
mov byte [esp + 0x40], bl
call fcn.0047ebc0
mov byte [esp + 0x3c], 1
lea ecx, [esp + 0x44]
jmp 0x47ecf5
lea ecx, [esp + 0x18]
call fcn.00481bd2
test eax, eax
jne 0x47ecfa
mov edx, dword [esp + 0x18]
push 0x10
lea ecx, [esp + 0x1c]
call dword [edx + 0x38]
test eax, eax
jne 0x47ecfa
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
call fcn.00481cda
mov eax, dword [eax]
push eax
call ebp
lea ecx, [esp + 0x14]
call fcn.0049887d
test edi, edi
jne 0x47ec70
pop edi
pop ebp
lea ecx, [esp + 0x10]
call fcn.004819a1
lea ecx, [esp + 8]
mov byte [esp + 0x34], 0
call fcn.0049887d
lea ecx, [esp + 0x10]
mov dword [esp + 0x34], 0xffffffff
call fcn.00481965
mov ecx, dword [esp + 0x2c]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x30
ret 4
Function at 0x47ee00
Capabilities:
Get file attributes
Set file attributes

Disassembly:
push 0xffffffffffffffff
push 0x4a8b26
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14c
mov eax, dword [0x4d0d84]
push ebx
push esi
mov ebx, ecx
mov dword [esp + 8], eax
mov dword [esp + 0x15c], 0
mov dword [esp + 0xc], eax
mov esi, dword [esp + 0x164]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x160], 1
call fcn.00498a06
push str..
lea ecx, [esp + 0x10]
call fcn.00498c59
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x14]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0x10], eax
jne 0x47eea3
lea ecx, [esp + 0xc]
mov byte [esp + 0x15c], 0
call fcn.0049887d
lea ecx, [esp + 8]
mov dword [esp + 0x15c], 0xffffffff
call fcn.0049887d
xor eax, eax
jmp 0x47efe8
push ebp
mov ebp, dword [esp + 0x16c]
push edi
mov edi, dword [esp + 0x174]
lea edx, [esp + 0x48]
push 0x4d0d1c
push edx
call fcn.00488754
add esp, 8
test eax, eax
je 0x47ef99
lea eax, [esp + 0x48]
push 0x4d0d18
push eax
call fcn.00488754
add esp, 8
test eax, eax
je 0x47ef99
test ebp, ebp
jne 0x47ef05
lea ecx, [esp + 0x48]
push str.desktop.ini
push ecx
call fcn.00488803
add esp, 8
test eax, eax
je 0x47ef99
push esi
lea ecx, [esp + 0x14]
call fcn.00498a06
push 0x5c
lea ecx, [esp + 0x14]
call fcn.00498c80
lea edx, [esp + 0x48]
lea ecx, [esp + 0x10]
push edx
call fcn.00498c59
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
test al, 1
je 0x47ef45
mov ecx, dword [esp + 0x10]
and al, 0xfe
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
test byte [esp + 0x1c], 0x10
je 0x47ef67
mov edx, dword [esp + 0x10]
push edi
push ebp
push edx
mov ecx, ebx
call fcn.0047ee00
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
jmp 0x47ef99
test edi, edi
je 0x47ef8e
lea ecx, [esp + 0x48]
push str.index.dat
push ecx
call fcn.00488803
add esp, 8
test eax, eax
jne 0x47ef8e
lea edx, [esp + 0x48]
mov ecx, ebx
push edx
push esi
call fcn.0047f010
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov edx, dword [esp + 0x18]
lea ecx, [esp + 0x1c]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x47eeb3
mov eax, dword [esp + 0x18]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
lea ecx, [esp + 0x14]
mov byte [esp + 0x164], 0
call fcn.0049887d
lea ecx, [esp + 0x10]
mov dword [esp + 0x164], 0xffffffff
call fcn.0049887d
pop edi
mov eax, 1
pop ebp
mov ecx, dword [esp + 0x154]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x158
ret 0xc
Function at 0x47f010
Capabilities:
Get file size
Write file on windows

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4a8b3b
push eax
mov eax, 0x2718
mov dword fs:[0], esp
call fcn.00489010
mov eax, dword [0x4d0d84]
push edi
mov dword [esp + 4], eax
mov ecx, 0x9c4
xor eax, eax
lea edi, [esp + 0xc]
mov dword [esp + 0x2724], 0
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x272c]
push ecx
lea ecx, [esp + 8]
call fcn.00498a06
push 0x5c
lea ecx, [esp + 8]
call fcn.00498c80
mov edx, dword [esp + 0x2730]
lea ecx, [esp + 4]
push edx
call fcn.00498c59
mov eax, dword [esp + 4]
push 0
push 0x80
push 3
push 0
push 3
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x47f0b6
lea ecx, [esp + 4]
mov dword [esp + 0x2724], eax
call fcn.0049887d
xor eax, eax
jmp 0x47f133
push ebx
push esi
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push 0
push 0
mov esi, eax
push 0x40
push edi
sub esi, 0x40
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
test esi, esi
jbe 0x47f111
mov ebx, dword [sym.imp.KERNEL32.dll_WriteFile]
cmp esi, 0x2710
push 0
jbe 0x47f103
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
push 0x2710
push edx
push edi
call ebx
sub esi, 0x2710
jne 0x47f0dd
jmp 0x47f111
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push esi
push ecx
push edi
call ebx
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [esp + 0xc]
mov dword [esp + 0x272c], 0xffffffff
call fcn.0049887d
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x271c]
pop edi
mov dword fs:[0], ecx
add esp, 0x2724
ret 8

Function at 0x49ac97
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x49accf
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.00498d24
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00498cfc
jmp 0x49acdb
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x49c38d
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 0x49c3cf
call fcn.004a206e
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x49c3cf
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x49c3c6
xor eax, eax
jmp 0x49c3d7
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0049c3dd
pop edi
pop esi
pop ebx
ret 4
Function at 0x4a259e
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 0x4a25cc
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4a25ea
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004a2504
jmp 0x4a25ea
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4a25ea
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004a2504
test edi, edi
mov eax, edi
jne 0x4a25d4
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8

Function at 0x433004
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
call 0x43300c
pop eax
nop
nop
nop
nop
nop
add eax, 0x40a063
nop
sub eax, 0x40a009
nop
nop
nop
mov ebx, dword [eax]
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
jl 0x433030
nop
nop
nop
nop
add eax, 0xc
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
nop
nop
jne 0x43301e
nop
nop
popal
nop
nop
nop
jmp 0x431219
Function at 0x40f8f7
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x50
push ebp
lea eax, [esp + 0x28]
push edi
push eax
call fcn.0040faa7
mov ecx, dword [esp + 0x5c]
xor edx, edx
xor ebp, ebp
mov dword [esp + 0xc], 1
mov edi, dword [ecx]
mov dword [esp + 0x10], 8
mov dword [esp + 0x14], 2
mov dword [esp + 0x18], 4
mov dx, word [edi + 0x14]
cmp word [edi + 6], bp
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x20], 0x80
mov dword [esp + 0x24], 0x20
mov dword [esp + 0x28], 0x40
lea eax, [edx + edi + 0x18]
jbe 0x40f9f5
push ebx
push esi
lea ebx, [eax + 0x24]
mov eax, dword [ebx]
mov ecx, eax
mov edx, eax
shr ecx, 0x1d
shr edx, 0x1e
mov esi, eax
and ecx, 1
and edx, 1
shr esi, 0x1f
test eax, 0x2000000
je 0x40f998
mov eax, dword [ebx - 0x14]
mov ecx, dword [ebx - 0x1c]
push 0x4000
push eax
push ecx
call dword [esp + 0x4c]
jmp 0x40f9db
lea edx, [edx + ecx*2]
test eax, 0x4000000
lea ecx, [esi + edx*2]
mov esi, dword [esp + ecx*4 + 0x14]
je 0x40f9af
or esi, 0x200
mov edx, dword [ebx - 0x14]
mov ecx, edx
test ecx, ecx
jne 0x40f9ca
test al, 0x40
je 0x40f9c1
mov ecx, dword [edi + 0x20]
jmp 0x40f9c8
test al, 0x80
je 0x40f9db
mov ecx, dword [edi + 0x24]
test ecx, ecx
jbe 0x40f9db
mov ecx, dword [ebx - 0x1c]
lea eax, [esp + 0x10]
push eax
push esi
push edx
push ecx
call dword [esp + 0x44]
mov edx, dword [esp + 0x64]
xor eax, eax
inc ebp
add ebx, 0x28
mov edi, dword [edx]
mov ax, word [edi + 6]
cmp ebp, eax
jl 0x40f967
pop esi
pop ebx
pop edi
pop ebp
add esp, 0x50
ret
Function at 0x4203a0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4bdf7b
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.004af591
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x420422
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004ac496
mov eax, dword [eax]
push 0x6af244
push eax
call fcn.0049dd74
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004af81c
test bl, bl
je 0x420422
push 0x6af244
lea ecx, [esp + 0xc]
call fcn.004afbf8
push 0x6b2de4
lea ecx, [esp + 0xc]
call fcn.004afbf8
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 0x42045e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004af81c
jmp 0x420529
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 0x4204e2
lea edx, [esp + 0x7c]
push 0x6b2de0
push edx
call fcn.0049dd74
add esp, 8
test eax, eax
je 0x4204e2
lea eax, [esp + 0x7c]
push 0x6b2ddc
push eax
call fcn.0049dd74
add esp, 8
test eax, eax
je 0x4204e2
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 0x420472
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.004af81c
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 0x421780
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 0x4217e2
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 0x4217f0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4be0db
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x6bd57c]
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 0x421928
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x421856
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004af81c
xor eax, eax
jmp 0x42199f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004af9a5
push esi
lea ecx, [esp + 0xc]
call fcn.004afc34
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x6b2e1c
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x42197d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00421780
test eax, eax
jne 0x42197d
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.00421780
test eax, eax
jne 0x42197d
lea eax, [esp + 0x14]
push 0x6b2df8
push eax
call fcn.0049ef20
mov esi, eax
add esp, 8
test esi, esi
jne 0x42195c
lea ecx, [esp + 0x14]
push 0x6b2df4
push ecx
call fcn.0049eea0
mov esi, eax
add esp, 8
test esi, esi
jne 0x42195c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x42195f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004af955
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x42186e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004af81c
xor eax, eax
jmp 0x42199f
mov byte [esi], 0
push 0x6b2df0
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.004af81c
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 0x438fb0
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 0x43901e
cmp si, 0x69
ja 0x43901e
add esi, 0xffd0
cmp si, 0x11
je 0x438fee
push 0x11
call edi
test ax, ax
jge 0x438fee
or esi, 0x2000
cmp si, 0x10
je 0x439003
push 0x10
call edi
test ax, ax
jge 0x439003
or esi, 0x4000
cmp si, 0x12
je 0x439018
push 0x12
call edi
test ax, ax
jge 0x439018
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43902b
mov esi, 0xbd
jmp 0x438fdf
cmp si, 0x6e
jne 0x439038
mov esi, 0xbe
jmp 0x438fdf
cmp si, 0x6f
jne 0x438fd9
mov esi, 0xbf
jmp 0x438fdf

Function at 0x43a870
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x6ce4d8]
xor edx, edx
cmp eax, edx
jne 0x43a896
xor eax, eax
mov byte [eax + 0x6ce3d8], al
inc eax
cmp eax, 0x100
jl 0x43a87e
mov dword [0x6ce4d8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x6ce3d8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x43a927
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 0x43a8fa
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 0x43a8c8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x43a9a0
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 0x43a9f3
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 0x43a9da
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