joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4963c0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x4963f3
push esi
call fcn.0049b2c0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4963ec
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 0x496479
mov eax, dword [esi + 0x1b8]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x496462
mov eax, dword [esi + 8]
test eax, eax
je 0x496417
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 0x49645e
cmp eax, 2
je 0x496462
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x49640a
cmp eax, 3
je 0x49643d
cmp eax, 1
jne 0x49640a
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 0x49640a
mov edx, dword [esi + 0x144]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x49640a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004964b0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x496499
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.004964b0
add esp, 4
pop esi
ret

Function at 0x4c5d80
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4c5d8b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4c5e8e
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
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 + 0x532a68]
xor eax, edx
inc ecx
dec edi
jne 0x4c5da6
pop edi
test esi, esi
je 0x4c5eb0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x532a68]
xor eax, edx
inc ecx
dec esi
jne 0x4c5e92
pop esi
pop ebx
not eax
ret
Function at 0x4ea920
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4ea940
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004ec4f6
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x4ea963
test byte [esp + 8], 2
je 0x4ea963
call fcn.004ec569
mov dword [eax], 0xd
call fcn.004ec572
mov dword [eax], 5
jmp 0x4ea93c
xor eax, eax
ret

Function at 0x4fe01e
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
mov ebx, ecx
xor edi, edi
call fcn.0050818d
mov esi, dword [eax + 0xc]
push 5
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x4fe04f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push esi
mov ecx, ebx
push dword [esp + 0x18]
push edi
call fcn.004fe062
pop edi
pop esi
pop ebx
ret 8

Function at 0x4ff639
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4ff671
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.004fd67f
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004fd657
jmp 0x4ff67d
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x500f29
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 0x500f6b
call fcn.0050818d
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x500f6b
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x500f62
xor eax, eax
jmp 0x500f73
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00500f79
pop edi
pop esi
pop ebx
ret 4

Function at 0x5086bd
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 0x5086eb
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x508709
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00508623
jmp 0x508709
mov eax, dword [esi + 0x14]
test eax, eax
je 0x508709
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00508623
test edi, edi
mov eax, edi
jne 0x5086f3
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x513b94
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x66d00c]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x513c2c
push reloc.WS2_32.dll_bind
call sub.ADVAPI32.dll_RegOpenKeyExA
test eax, eax
jne 0x513c0c
xor eax, eax
push ebp
push 0x513c05
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0xc], 4
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 8]
push eax
push 0
push 0
push 0x513c48
mov eax, dword [ebp - 4]
push eax
call sub.ADVAPI32.dll_RegQueryValueExA
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x513c0c
mov eax, dword [ebp - 4]
push eax
call sub.ADVAPI32.dll_RegCloseKey
ret
mov ax, word [0x66d00c]
and ax, 0xffc0
mov dx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x66d00c], ax
mov esp, ebp
pop ebp
ret

Function at 0x514560
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x66e044], 0
je 0x5145c1
cmp word [0x66e218], 0xd7b2
jne 0x514589
cmp dword [0x66e220], 0
jbe 0x514589
mov eax, 0x66e214
call dword [0x66e230]
push 0
lea eax, [esp + 4]
push eax
push 0x1e
push 0x66d04c
push 0xfffffffffffffff5
call sub.KERNEL32.dll_GetStdHandle
push eax
call sub.KERNEL32.dll_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x5145e8
push 0xfffffffffffffff5
call sub.KERNEL32.dll_GetStdHandle
push eax
call sub.KERNEL32.dll_WriteFile
pop edx
ret
cmp byte [0x66d018], 0
jne 0x5145dd
push 0
push 0x66d06c
push 0x66d04c
push 0
call sub.USER32.dll_MessageBoxA
pop edx
ret
Function at 0x5150f8
Capabilities:
Get geographical location
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffee0
push ebx
push esi
mov dword [ebp - 4], eax
push 0x105
lea eax, [ebp - 0x11d]
push eax
push 0
call sub.KERNEL32.dll_GetModuleFileNameA
mov byte [ebp - 0x12], 0
lea eax, [ebp - 8]
push eax
push 0xf0019
push 0
push 0x515328
push reloc.WS2_32.dll_accept
call sub.ADVAPI32.dll_RegOpenKeyExA
test eax, eax
je 0x51517b
lea eax, [ebp - 8]
push eax
push 0xf0019
push 0
push 0x515328
push reloc.WS2_32.dll_bind
call sub.ADVAPI32.dll_RegOpenKeyExA
test eax, eax
je 0x51517b
lea eax, [ebp - 8]
push eax
push 0xf0019
push 0
push 0x515344
push reloc.WS2_32.dll_accept
call sub.ADVAPI32.dll_RegOpenKeyExA
test eax, eax
jne 0x515204
xor eax, eax
push ebp
push 0x5151fd
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0x18], 5
lea eax, [ebp - 0x11d]
mov edx, 0x105
call fcn.00514f40
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x12]
push eax
push 0
push 0
lea eax, [ebp - 0x11d]
push eax
mov eax, dword [ebp - 8]
push eax
call sub.ADVAPI32.dll_RegQueryValueExA
test eax, eax
je 0x5151e2
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x12]
push eax
push 0
push 0
push 0x515364
mov eax, dword [ebp - 8]
push eax
call sub.ADVAPI32.dll_RegQueryValueExA
test eax, eax
je 0x5151e2
mov byte [ebp - 0x12], 0
mov byte [ebp - 0xe], 0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x515204
mov eax, dword [ebp - 8]
push eax
call sub.ADVAPI32.dll_RegCloseKey
ret
push 0x105
mov eax, dword [ebp - 4]
push eax
lea eax, [ebp - 0x11d]
push eax
call sub.KERNEL32.dll_lstrcpynA
push 5
lea eax, [ebp - 0xd]
push eax
push 3
call sub.KERNEL32.dll_GetThreadLocale
push eax
call sub.KERNEL32.dll_GetLocaleInfoA
xor esi, esi
cmp byte [ebp - 0x11d], 0
je 0x51531e
cmp byte [ebp - 0xd], 0
jne 0x51524b
cmp byte [ebp - 0x12], 0
je 0x51531e
lea eax, [ebp - 0x11d]
push eax
call sub.KERNEL32.dll_lstrlenA
mov ebx, eax
lea eax, [ebp - 0x11d]
add ebx, eax
jmp 0x515264
dec ebx
cmp byte [ebx], 0x2e
je 0x515273
lea eax, [ebp - 0x11d]
cmp ebx, eax
jne 0x515263
lea eax, [ebp - 0x11d]
cmp ebx, eax
je 0x51531e
inc ebx
cmp byte [ebp - 0x12], 0
je 0x5152b0
mov edx, ebx
sub edx, eax
mov eax, 0x105
sub eax, edx
push eax
lea eax, [ebp - 0x12]
push eax
push ebx
call sub.KERNEL32.dll_lstrcpynA
push 2
push 0
lea eax, [ebp - 0x11d]
push eax
call sub.KERNEL32.dll_LoadLibraryExA
mov esi, eax
test esi, esi
jne 0x51531e
cmp byte [ebp - 0xd], 0
je 0x51531e
lea eax, [ebp - 0x11d]
mov edx, ebx
sub edx, eax
mov eax, 0x105
sub eax, edx
push eax
lea eax, [ebp - 0xd]
push eax
push ebx
call sub.KERNEL32.dll_lstrcpynA
push 2
push 0
lea eax, [ebp - 0x11d]
push eax
call sub.KERNEL32.dll_LoadLibraryExA
mov esi, eax
test esi, esi
jne 0x51531e
mov byte [ebp - 0xb], 0
lea eax, [ebp - 0x11d]
mov edx, ebx
sub edx, eax
mov eax, 0x105
sub eax, edx
push eax
lea eax, [ebp - 0xd]
push eax
push ebx
call sub.KERNEL32.dll_lstrcpynA
push 2
push 0
lea eax, [ebp - 0x11d]
push eax
call sub.KERNEL32.dll_LoadLibraryExA
mov esi, eax
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x5173b0
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff00
push ebx
push esi
mov esi, ecx
mov ebx, dword [ebp + 8]
push 0x100
lea ecx, [ebp - 0x100]
push ecx
push edx
push eax
call sub.KERNEL32.dll_GetLocaleInfoA
test eax, eax
jle 0x5173e9
mov ecx, eax
dec ecx
lea edx, [ebp - 0x100]
mov eax, ebx
call fcn.005147ec
jmp 0x5173f2
mov eax, ebx
mov edx, esi
call fcn.00514750
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x5173fc
Capabilities:
Get geographical location

Disassembly:
push ebx
push esi
push edi
push ecx
mov ebx, ecx
mov esi, edx
mov edi, eax
push 2
lea eax, [esp + 4]
push eax
push esi
push edi
call sub.KERNEL32.dll_GetLocaleInfoA
test eax, eax
jle 0x51741d
mov al, byte [esp]
jmp 0x51741f
mov eax, ebx
pop edx
pop edi
pop esi
pop ebx
ret

Function at 0x5184d4
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
push ebx
xor edx, edx
mov dword [ebp - 0xc], edx
xor edx, edx
push ebp
push 0x518538
push dword fs:[edx]
mov dword fs:[edx], esp
push 7
lea edx, [ebp - 7]
push edx
push 0x1004
push eax
call sub.KERNEL32.dll_GetLocaleInfoA
lea eax, [ebp - 0xc]
lea edx, [ebp - 7]
mov ecx, 7
call fcn.00514940
mov eax, dword [ebp - 0xc]
push eax
call sub.KERNEL32.dll_GetACP
mov edx, eax
pop eax
call fcn.00516684
mov ebx, eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x51853f
lea eax, [ebp - 0xc]
call fcn.005146fc
ret
Function at 0x51a630
Capabilities:
Enumerate files on windows
Enumerate files recursively

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffba4
push ebx
push esi
push edi
xor eax, eax
mov dword [ebp - 0x45c], eax
mov dword [ebp - 0x358], eax
mov ebx, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
lea esi, [ebp - 0x148]
xor eax, eax
push ebp
push 0x51a847
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 4], 0xffffffff
mov dword [ebp - 8], 0xffffffff
lea eax, [ebp - 0x24d]
mov edx, edi
call fcn.005167ec
xor edx, edx
push ebp
push 0x51a81c
push dword fs:[edx]
mov dword fs:[edx], esp
push esi
lea eax, [ebp - 0x358]
mov edx, edi
call fcn.005148d4
lea eax, [ebp - 0x358]
mov edx, 0x51a864
call fcn.00514974
mov eax, dword [ebp - 0x358]
call fcn.00514b54
push eax
call sub.KERNEL32.dll_FindFirstFileA
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
jne 0x51a6d9
mov ecx, 0xab4
mov edx, 0x51a870
mov eax, 0x51a8ac
call fcn.005146dc
cmp dword [ebp - 8], 0xffffffff
jne 0x51a6ee
xor eax, eax
mov dword [ebp - 4], eax
call fcn.00514160
jmp 0x51a823
mov al, 1
jmp 0x51a7f7
lea eax, [ebp - 0x458]
lea edx, [esi + 0x2c]
call fcn.00513830
lea eax, [ebp - 0x458]
mov edx, 0x51a8c0
xor ecx, ecx
mov cl, byte [eax]
inc ecx
call fcn.005136f4
je 0x51a7e7
lea eax, [ebp - 0x45c]
lea edx, [esi + 0x2c]
call fcn.005148d4
mov eax, dword [ebp - 0x45c]
mov edx, 0x51a8cc
call fcn.00514ab0
je 0x51a7e7
lea edx, [ebp - 0x24d]
lea eax, [ebp - 0x352]
call fcn.005167ec
test byte [esi], 0x10
je 0x51a7c2
lea edx, [esi + 0x2c]
lea eax, [ebp - 0x352]
call fcn.00516848
push 0xffffffffffffffff
lea eax, [ebp - 0x352]
push eax
call dword [0x6739a8]
cmp eax, 1
sbb eax, eax
inc eax
test al, al
test ebx, ebx
je 0x51a7e7
lea edx, [ebp - 0x24d]
lea eax, [ebp - 0x352]
call fcn.005167ec
lea edx, [esi + 0x2c]
lea eax, [ebp - 0x352]
call fcn.00516848
mov edx, 0x51a8d0
lea eax, [ebp - 0x352]
call fcn.00516848
push ebx
lea eax, [ebp - 0x352]
push eax
call fcn.0051a630
mov dword [ebp - 4], eax
jmp 0x51a7e7
lea edx, [esi + 0x2c]
lea eax, [ebp - 0x352]
call fcn.00516848
push 0
lea eax, [ebp - 0x352]
push eax
call dword [0x6739a8]
cmp eax, 1
sbb eax, eax
inc eax
test al, al
push esi
mov eax, dword [ebp - 8]
push eax
call sub.KERNEL32.dll_FindNextFileA
cmp eax, 1
sbb eax, eax
inc eax
test al, al
jne 0x51a6f5
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x51a823
cmp dword [ebp - 8], 0xffffffff
je 0x51a81b
mov eax, dword [ebp - 8]
push eax
call sub.KERNEL32.dll_FindClose
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x51a84e
lea eax, [ebp - 0x45c]
call fcn.005146fc
lea eax, [ebp - 0x358]
call fcn.005146fc
ret
Function at 0x40bcc0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x471a6b
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.00465ebd
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40bd42
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00463cdd
mov eax, dword [eax]
push 0x4b51d0
push eax
call fcn.00456194
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00466148
test bl, bl
je 0x40bd42
push 0x4b51d0
lea ecx, [esp + 0xc]
call fcn.004664d8
push 0x4b8d4c
lea ecx, [esp + 0xc]
call fcn.004664d8
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 0x40bd7e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00466148
jmp 0x40be49
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 0x40be02
lea edx, [esp + 0x7c]
push 0x4b8d48
push edx
call fcn.00456194
add esp, 8
test eax, eax
je 0x40be02
lea eax, [esp + 0x7c]
push 0x4b8d44
push eax
call fcn.00456194
add esp, 8
test eax, eax
je 0x40be02
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 0x40bd92
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.00466148
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 0x40c640
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 0x40c6a2
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 0x40c6b0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x471aeb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4bf8b4]
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 0x40c7e8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40c716
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00466148
xor eax, eax
jmp 0x40c85f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00466285
push esi
lea ecx, [esp + 0xc]
call fcn.00466514
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40c83d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040c640
test eax, eax
jne 0x40c83d
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.0040c640
test eax, eax
jne 0x40c83d
lea eax, [esp + 0x14]
push 0x4b8d60
push eax
call fcn.004571d0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c81c
lea ecx, [esp + 0x14]
push 0x4b8d5c
push ecx
call fcn.00457150
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c81c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40c81f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00466235
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40c72e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00466148
xor eax, eax
jmp 0x40c85f
mov byte [esi], 0
push 0x4b8d58
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.00466148
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 0x41f9b0
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 0x41fa1e
cmp si, 0x69
ja 0x41fa1e
add esi, 0xffd0
cmp si, 0x11
je 0x41f9ee
push 0x11
call edi
test ax, ax
jge 0x41f9ee
or esi, 0x2000
cmp si, 0x10
je 0x41fa03
push 0x10
call edi
test ax, ax
jge 0x41fa03
or esi, 0x4000
cmp si, 0x12
je 0x41fa18
push 0x12
call edi
test ax, ax
jge 0x41fa18
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41fa2b
mov esi, 0xbd
jmp 0x41f9df
cmp si, 0x6e
jne 0x41fa38
mov esi, 0xbe
jmp 0x41f9df
cmp si, 0x6f
jne 0x41f9d9
mov esi, 0xbf
jmp 0x41f9df

Function at 0x4210d0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4cffa8]
xor edx, edx
cmp eax, edx
jne 0x4210f6
xor eax, eax
mov byte [eax + 0x4cfea8], al
inc eax
cmp eax, 0x100
jl 0x4210de
mov dword [0x4cffa8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4cfea8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x421187
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 0x42115a
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 0x421128
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x421200
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 0x421253
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 0x42123a
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