joyce8/EMBER2024-capa huggingface dataset:
Function at 0x45b2c0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x45b2cb
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x45b3ce
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
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 + 0x4c2a98]
xor eax, edx
inc ecx
dec edi
jne 0x45b2e6
pop edi
test esi, esi
je 0x45b3f0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4c2a98]
xor eax, edx
inc ecx
dec esi
jne 0x45b3d2
pop esi
pop ebx
not eax
ret

Function at 0x45b400
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
mov edx, dword [ecx]
and esi, 0xff
mov eax, edx
and eax, 0xff
xor eax, esi
shr edx, 8
mov eax, dword [eax*4 + 0x4c2a98]
xor eax, edx
mov edx, dword [ecx + 4]
mov dword [ecx], eax
and eax, 0xff
add eax, edx
mov edx, dword [ecx + 8]
imul eax, eax, 0x8088405
inc eax
mov esi, edx
mov dword [ecx + 4], eax
and esi, 0xff
shr eax, 0x18
xor eax, esi
pop esi
shr edx, 8
mov eax, dword [eax*4 + 0x4c2a98]
xor eax, edx
mov dword [ecx + 8], eax
ret
Function at 0x45be00
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x45be41
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x45be36
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x1c]
mov ecx, dword [ebx + 0x18]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x45be54
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x14]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x1c]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x1c], ecx
pop ebp
pop ebx
ret
Function at 0x45cb10
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 8
push ebx
push esi
push edi
mov edi, dword [esp + 0x18]
xor ebx, ebx
cmp edi, ebx
jne 0x45cb2c
pop edi
pop esi
mov eax, 0xffffff9a
pop ebx
add esp, 8
ret
cmp dword [edi + 0x18], ebx
jne 0x45cb3d
pop edi
pop esi
mov eax, 0xffffff9a
pop ebx
add esp, 8
ret
cmp dword [edi + 0x7c], ebx
je 0x45cb4b
push edi
call fcn.0045cf30
add esp, 4
lea eax, [esp + 0xc]
lea ecx, [esp + 0x18]
push eax
lea edx, [esp + 0x14]
push ecx
push edx
push edi
call fcn.0045c910
add esp, 0x10
test eax, eax
je 0x45cb73
pop edi
pop esi
mov eax, 0xffffff99
pop ebx
add esp, 8
ret
push 0x84
call sub.MFC42.DLL_operatornew
mov esi, eax
add esp, 4
cmp esi, ebx
jne 0x45cb92
pop edi
pop esi
mov eax, 0xffffff98
pop ebx
add esp, 8
ret
push 0x4000
call sub.MFC42.DLL_operatornew
mov dword [esi], eax
mov ecx, dword [esp + 0x1c]
mov dword [esi + 0x44], ecx
mov edx, dword [esp + 0x10]
add esp, 4
cmp eax, ebx
mov dword [esi + 0x48], edx
mov dword [esi + 0x4c], ebx
jne 0x45cbcb
push esi
call sub.MFC42.DLL_operatordelete
add esp, 4
mov eax, 0xffffff98
pop edi
pop esi
pop ebx
add esp, 8
ret
mov dword [esi + 0x40], ebx
mov edx, dword [edi + 0x34]
mov ecx, dword [edi + 0x3c]
xor eax, eax
cmp edx, ebx
mov dword [esi + 0x54], ecx
mov dword [esi + 0x50], ebx
mov edx, dword [edi + 0x34]
mov dword [esi + 0x64], edx
mov ecx, dword [edi]
sete al
mov dword [esi + 0x60], ecx
mov edx, dword [edi + 0xc]
cmp eax, ebx
mov dword [esi + 0x68], edx
mov dword [esi + 0x18], ebx
jne 0x45cc19
lea eax, [esi + 4]
mov dword [esi + 0x24], ebx
push eax
mov dword [esi + 0x28], ebx
mov dword [esi + 0x2c], ebx
call fcn.0045b690
add esp, 4
test eax, eax
jne 0x45cc19
mov dword [esi + 0x40], 1
mov ecx, dword [edi + 0x40]
mov dword [esi + 0x58], ecx
mov edx, dword [edi + 0x44]
mov dword [esi + 0x5c], edx
mov al, byte [edi + 0x30]
and al, 1
mov byte [esi + 0x6c], al
mov ecx, dword [edi + 0x30]
shr ecx, 3
test cl, 1
je 0x45cc46
mov edx, dword [edi + 0x38]
shr edx, 8
mov byte [esi + 0x80], dl
jmp 0x45cc52
mov eax, dword [edi + 0x3c]
shr eax, 0x18
mov byte [esi + 0x80], al
mov cl, byte [esi + 0x6c]
push ebp
mov ebp, dword [esp + 0x20]
lea ebx, [esi + 0x70]
neg cl
sbb ecx, ecx
mov dword [ebx], 0x12345678
and ecx, 0xc
mov dword [esi + 0x74], 0x23456789
test ebp, ebp
mov dword [esi + 0x7c], ecx
mov dword [esi + 0x78], 0x34567890
je 0x45cc93
mov al, byte [ebp]
test al, al
je 0x45cc93
push eax
push ebx
call fcn.0045b400
add esp, 8
inc ebp
jne 0x45cc7f
mov edx, dword [edi + 0x78]
mov eax, dword [esp + 0x14]
mov dword [esi + 8], 0
pop ebp
lea ecx, [edx + eax + 0x1e]
xor eax, eax
mov dword [esi + 0x3c], ecx
mov dword [edi + 0x7c], esi
pop edi
pop esi
pop ebx
add esp, 8
ret
Function at 0x45d070
Capabilities:
Get common file path

Disassembly:
push ecx
push ebp
mov ebp, ecx
push esi
push edi
cmp dword [ebp], 0
jne 0x45d152
cmp dword [ebp + 4], 0xffffffff
jne 0x45d152
push ebx
lea ebx, [ebp + 0x13c]
push ebx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
mov edi, ebx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov cl, byte [ecx + ebp + 0x13b]
cmp cl, 0x5c
je 0x45d0e2
cmp cl, 0x2f
je 0x45d0e2
mov edi, 0x4d2124
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov edx, ecx
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, edx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, dword [esp + 0x20]
mov esi, dword [esp + 0x18]
cmp edi, 1
pop ebx
jne 0x45d10e
push 1
push 0
push 0
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
jne 0x45d10e
pop edi
pop esi
mov eax, 0x2000000
pop ebp
pop ecx
ret 0xc
mov ecx, dword [esp + 0x18]
lea eax, [esp + 0xc]
push eax
push edi
push ecx
push esi
call fcn.0045bbb0
add esp, 0x10
test eax, eax
jne 0x45d131
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebp
pop ecx
ret 0xc
push eax
call fcn.0045c180
add esp, 4
mov dword [ebp], eax
neg eax
sbb eax, eax
pop edi
and eax, 0xfffffe00
pop esi
add eax, 0x200
pop ebp
pop ecx
ret 0xc
pop edi
pop esi
mov eax, 0x1000000
pop ebp
pop ecx
ret 0xc

Function at 0x45d750
Capabilities:
Create directory

Disassembly:
sub esp, 0x208
push esi
mov esi, dword [esp + 0x214]
mov al, byte [esi]
test al, al
je 0x45d822
push ebx
push ebp
push edi
mov ebx, esi
mov ecx, esi
cmp al, 0x2f
je 0x45d777
cmp al, 0x5c
jne 0x45d779
mov ebx, ecx
mov al, byte [ecx + 1]
inc ecx
test al, al
jne 0x45d76f
mov ebp, dword [esp + 0x21c]
cmp ebx, esi
mov edx, ebx
je 0x45d7bc
mov eax, ebx
lea edi, [esp + 0x10]
sub eax, esi
mov ecx, eax
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov byte [esp + eax + 0x10], 0
lea eax, [esp + 0x10]
push eax
push ebp
call fcn.0045d750
add esp, 8
lea edx, [ebx + 1]
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
lea ebx, [esp + 0x114]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, ebx
lea ebx, [esp + 0x114]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
xor eax, eax
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov edx, ecx
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, edx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
lea eax, [esp + 0x118]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
pop edi
pop ebp
pop ebx
pop esi
add esp, 0x208
ret
Function at 0x4685d0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4770a1
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 dword [sym.imp.MSVCP60.dll_private:_void___thiscall_std::basic_string_char__struct_std::char_traits_char___class_std::allocator_char__::_Tidy_bool_]
mov eax, dword [sym.imp.MSVCP60.dll_unsigned_int_const_std::basic_string_char__struct_std::char_traits_char___class_std::allocator_char__::npos]
lea edx, [esp + 0x10]
mov ecx, dword [eax]
push ecx
push ebx
push edx
lea ecx, [esp + 0x30]
call dword [sym.imp.MSVCP60.dll_public:_class_std::basic_string_char__struct_std::char_traits_char___class_std::allocator_char______thiscall_std::basic_string_char__struct_std::char_traits_char___class_std::allocator_char__::assign_class_std::basic_string_char__struct_std::char_traits_char___class_std::allocator_char___const___unsigned_int__unsigned_int_]
lea eax, [esp + 0x20]
lea ecx, [esp + 8]
push eax
push ecx
mov ecx, esi
mov byte [esp + 0x44], 1
call fcn.00469430
mov esi, dword [eax]
mov edx, dword [eax + 4]
mov eax, dword [esp + 0x28]
cmp eax, ebx
mov dword [esp + 0xc], edx
je 0x46867b
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x468672
cmp al, 0xff
je 0x468672
dec al
mov byte [ecx], al
jmp 0x46867b
push ecx
call sub.MFC42.DLL_operatordelete
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 0x4686ac
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4686a3
cmp al, 0xff
je 0x4686a3
dec al
mov byte [ecx], al
jmp 0x4686ac
push ecx
call sub.MFC42.DLL_operatordelete
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 0x4015f9
Capabilities:
Check for trap flag exception

Disassembly:
push dword fs:[0]
mov dword fs:[0], esp
pushfd
or dword [esp], 0x100
popfd
clc
call fcn.0040161e

Function at 0x40cb8d
Capabilities:
Acquire debug privileges

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
push 8
call fcn.0042d091
add esp, 4
mov dword [ebp - 0xc], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
push 0x10
call fcn.0042d091
add esp, 4
mov dword [ebp - 0x10], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
mov dword [ebx + 8], 0
mov dword [ebx + 0xc], 0
push 0x10
call fcn.0042d091
add esp, 4
mov dword [ebp - 0x14], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
mov dword [ebx + 8], 0
mov dword [ebx + 0xc], 0
push 0
mov ebx, 0x430a50
call fcn.0042d0a9
add esp, 4
mov dword [ebp - 0x1c], eax
cmp dword [ebp - 0x1c], 3
je 0x40cc46
mov eax, 0
jmp 0x40cd8a
cmp dword [ebp + 0xc], 0
jne 0x40cc72
mov dword [ebp - 0x18], esp
mov eax, 0x19
call fcn.0042d0a3
cmp dword [ebp - 0x18], esp
je 0x40cc6f
push 6
call fcn.0042d09d
add esp, 4
mov dword [ebp - 4], eax
cmp dword [ebp + 0x14], 0
jne 0x40cc9a
mov eax, str.SeDebugPrivilege
push eax
mov ebx, dword [ebp + 0x10]
mov ebx, dword [ebx]
test ebx, ebx
je 0x40cc94
push ebx
call fcn.0042d097
add esp, 4
pop eax
mov ebx, dword [ebp + 0x10]
mov dword [ebx], eax
mov dword [ebp - 0x18], esp
lea eax, [ebp - 8]
push eax
push 0x28
push dword [ebp - 4]
mov eax, 0x1a
call fcn.0042d0a3
cmp dword [ebp - 0x18], esp
je 0x40ccc5
push 6
call fcn.0042d09d
add esp, 4
mov dword [ebp - 0x18], esp
push dword [ebp - 0xc]
mov ebx, dword [ebp + 0x10]
push dword [ebx]
push 0x7f2464
mov eax, 0x1b
call fcn.0042d0a3
cmp dword [ebp - 0x18], esp
je 0x40ccf1
push 6
call fcn.0042d09d
add esp, 4
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 1
mov ebx, dword [ebp - 0x10]
add ebx, 4
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov ebx, dword [ebp - 0x10]
add ebx, 8
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
add ebx, 4
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov ebx, dword [ebp - 0x10]
add ebx, 0xc
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 2
mov dword [ebp - 0x18], esp
mov eax, 0
mov dword [ebp - 0x1c], eax
lea eax, [ebp - 0x1c]
push eax
push dword [ebp - 0x14]
push 0x1c
push dword [ebp - 0x10]
push 0
push dword [ebp - 8]
mov eax, 0x1c
call fcn.0042d0a3
cmp dword [ebp - 0x18], esp
je 0x40cd85
push 6
call fcn.0042d09d
add esp, 4
jmp 0x40cd8a
push eax
mov ebx, dword [ebp - 0xc]
push ebx
call fcn.0042d097
add esp, 4
mov ebx, dword [ebp - 0x10]
push ebx
call fcn.0042d097
add esp, 4
mov ebx, dword [ebp - 0x14]
push ebx
call fcn.0042d097
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret 0x10
Function at 0x40d279
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x50
push ebp
lea eax, [esp + 0x28]
push edi
push eax
call fcn.0040d429
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 0x40d377
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 0x40d31a
mov eax, dword [ebx - 0x14]
mov ecx, dword [ebx - 0x1c]
push 0x4000
push eax
push ecx
call dword [esp + 0x4c]
jmp 0x40d35d
lea edx, [edx + ecx*2]
test eax, 0x4000000
lea ecx, [esi + edx*2]
mov esi, dword [esp + ecx*4 + 0x14]
je 0x40d331
or esi, 0x200
mov edx, dword [ebx - 0x14]
mov ecx, edx
test ecx, ecx
jne 0x40d34c
test al, 0x40
je 0x40d343
mov ecx, dword [edi + 0x20]
jmp 0x40d34a
test al, 0x80
je 0x40d35d
mov ecx, dword [edi + 0x24]
test ecx, ecx
jbe 0x40d35d
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 0x40d2e9
pop esi
pop ebx
pop edi
pop ebp
add esp, 0x50
ret
Function at 0x43ba40
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4c9fcb
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.004bc1a6
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x43bac2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004b97bc
mov eax, dword [eax]
push 0x869124
push eax
call fcn.004aa7b4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004bc431
test bl, bl
je 0x43bac2
push 0x869124
lea ecx, [esp + 0xc]
call fcn.004bc80d
push 0x86ccc8
lea ecx, [esp + 0xc]
call fcn.004bc80d
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 0x43bafe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004bc431
jmp 0x43bbc9
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 0x43bb82
lea edx, [esp + 0x7c]
push 0x86ccc4
push edx
call fcn.004aa7b4
add esp, 8
test eax, eax
je 0x43bb82
lea eax, [esp + 0x7c]
push 0x86ccc0
push eax
call fcn.004aa7b4
add esp, 8
test eax, eax
je 0x43bb82
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 0x43bb12
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.004bc431
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 0x43c3c0
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 0x43c422
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 0x43c430
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4ca04b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x87b7f0]
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 0x43c568
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x43c496
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004bc431
xor eax, eax
jmp 0x43c5df
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004bc5ba
push esi
lea ecx, [esp + 0xc]
call fcn.004bc849
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x86cd00
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x43c5bd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push connect
call fcn.0043c3c0
test eax, eax
jne 0x43c5bd
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 connect
mov ecx, edi
call fcn.0043c3c0
test eax, eax
jne 0x43c5bd
lea eax, [esp + 0x14]
push 0x86ccdc
push eax
call fcn.004ab6f0
mov esi, eax
add esp, 8
test esi, esi
jne 0x43c59c
lea ecx, [esp + 0x14]
push 0x86ccd8
push ecx
call fcn.004ab670
mov esi, eax
add esp, 8
test esi, esi
jne 0x43c59c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x43c59f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004bc56a
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x43c4ae
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004bc431
xor eax, eax
jmp 0x43c5df
mov byte [esi], 0
push 0x86ccd4
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.004bc431
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 0x4521c0
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 0x45222e
cmp si, 0x69
ja 0x45222e
add esi, 0xffd0
cmp si, 0x11
je 0x4521fe
push 0x11
call edi
test ax, ax
jge 0x4521fe
or esi, 0x2000
cmp si, 0x10
je 0x452213
push 0x10
call edi
test ax, ax
jge 0x452213
or esi, 0x4000
cmp si, 0x12
je 0x452228
push 0x12
call edi
test ax, ax
jge 0x452228
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x45223b
mov esi, 0xbd
jmp 0x4521ef
cmp si, 0x6e
jne 0x452248
mov esi, 0xbe
jmp 0x4521ef
cmp si, 0x6f
jne 0x4521e9
mov esi, 0xbf
jmp 0x4521ef

Function at 0x453a80
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x88aad8]
xor edx, edx
cmp eax, edx
jne 0x453aa6
xor eax, eax
mov byte [eax + 0x88a9d8], al
inc eax
cmp eax, 0x100
jl 0x453a8e
mov dword [0x88aad8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x88a9d8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x453b37
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 0x453b0a
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 0x453ad8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x453bb0
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 0x453c03
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 0x453bea
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