joyce8/EMBER2024-capa huggingface dataset:
Function at 0x45a810
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x3e000]
push edi
or ebp, 0xffffffff
jmp 0x45a832
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x45a839
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45a828
mov eax, 1
add ebx, ebx
jne 0x45a84b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x45a85c
jne 0x45a87b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45a87b
dec eax
add ebx, ebx
jne 0x45a868
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x45a840
add ebx, ebx
jne 0x45a877
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x45a8cd
xor ecx, ecx
sub eax, 3
jb 0x45a893
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x45a902
sar eax, 1
mov ebp, eax
jmp 0x45a89e
add ebx, ebx
jne 0x45a89e
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45a86c
inc ecx
add ebx, ebx
jne 0x45a8ac
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45a86c
add ebx, ebx
jne 0x45a8b9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x45a8ae
jne 0x45a8ca
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x45a8ae
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x45a8ec
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x45a8de
jmp 0x45a82e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x45a8ec
add edi, ecx
jmp 0x45a82e
pop esi
mov edi, esi
mov ecx, 0x93
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x45a90a
cmp byte [edi], 6
jne 0x45a90a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x45a90f
lea edi, [esi + 0x58000]
mov eax, dword [edi]
or eax, eax
je 0x45a987
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x5a0c8]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x5a104]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x45a93c
mov ecx, edi
jns 0x45a96b
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x5a108]
or eax, eax
je 0x45a981
mov dword [ebx], eax
add ebx, 4
jmp 0x45a959
call dword [esi + 0x5a118]
mov ebp, dword [esi + 0x5a10c]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1d7]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x45a9bb
sub esp, 0xffffff80
jmp 0x40138c

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x4035ac
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x80c008], 0x8088405
inc edx
mov dword [ebx + 0x80c008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x41cb9c
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push ebp
mov esi, dword [ebp - 4]
mov edi, dword [ebp - 8]
cld
mov dl, 0x80
mov al, byte [esi]
add esi, 1
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x41cbcd
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cbb5
add dl, dl
jne 0x41cbd8
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cc29
xor eax, eax
add dl, dl
jne 0x41cbe5
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41ccc6
add dl, dl
jne 0x41cbf4
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cbff
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cc0a
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cc15
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x41cc1f
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x41cbc4
mov eax, 1
add dl, dl
jne 0x41cc37
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cc42
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cc2e
sub eax, ebx
mov ebx, 1
jne 0x41cc75
mov ecx, 1
add dl, dl
jne 0x41cc5b
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41cc66
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cc52
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cbc4
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x41cc8c
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41cc97
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cc83
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cbc4
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x41cce7
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x41cbc4
pop ebp
sub edi, dword [ebp - 8]
mov dword [ebp - 0xc], edi
pop edi
pop esi
pop ebx
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret
Function at 0x41e0b0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov dword [ebp - 4], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x7f556f
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
mov dword [ebp - 8], eax
mov ecx, ebx
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [ecx + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x78]
test edx, edx
je 0x41e161
add edx, ebx
mov eax, edx
mov esi, dword [eax + 0x18]
mov edx, dword [eax + 0x1c]
add edx, ebx
mov dword [ebp - 0x10], edx
mov edi, dword [eax + 0x20]
add edi, ebx
mov edx, dword [eax + 0x24]
add edx, ebx
mov dword [ebp - 0xc], edx
mov edx, dword [ebp - 4]
cmp edx, 0xffff
jbe 0x41e14a
test esi, esi
jbe 0x41e161
mov eax, dword [edi]
add eax, ebx
mov edx, dword [ebp - 4]
call fcn.004088ac
test eax, eax
jne 0x41e13c
mov eax, dword [ebp - 0xc]
movzx eax, word [eax]
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
jmp 0x41e161
add dword [ebp - 0xc], 2
add edi, 4
dec esi
test esi, esi
ja 0x41e119
jmp 0x41e161
mov ecx, edx
sub ecx, dword [eax + 0x10]
cmp ecx, dword [eax + 0x14]
jae 0x41e161
mov eax, ecx
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x7f5576
ret
Function at 0x41e9a4
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 8], ecx
mov word [ebp - 2], dx
xor eax, eax
push ebp
push 0x7f5f53
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp + 8]
call fcn.00404cd0
xor ebx, ebx
mov eax, ebx
and eax, 0x80000001
jns 0x41e9df
dec eax
or eax, 0xfffffffe
inc eax
test eax, eax
jne 0x41e9f8
lea eax, [ebp - 0x10]
mov edx, dword [0x80e248]
mov edx, dword [edx]
mov edx, dword [edx + 0xc]
call fcn.00404d30
jmp 0x41ea0b
lea eax, [ebp - 0x10]
mov edx, dword [0x80e248]
mov edx, dword [edx]
mov edx, dword [edx + 0x10]
call fcn.00404d30
lea eax, [ebp - 0x10]
mov edx, ebx
sar edx, 1
jns 0x41ea17
adc edx, 0
mov edx, dword [edx*4 + 0x80d0d8]
call fcn.00404f20
push 0
push 0x80
push 3
push 0
push 1
push 0x80000000
mov eax, dword [ebp - 0x10]
call fcn.00404f04
push eax
call fcn.00406af4
mov esi, eax
cmp esi, 0xffffffff
je 0x41eb25
mov eax, 0x40
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 0xc]
push eax
push 0x40
push edi
push esi
call fcn.00406d3c
test eax, eax
je 0x41eb18
mov eax, edi
cmp word [eax], 0x5a4d
jne 0x41eb18
push 0
push 0
mov eax, dword [eax + 0x3c]
push eax
push esi
call fcn.00406d9c
mov eax, edi
call fcn.00403288
mov eax, 0x18
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 0xc]
push eax
push 0x18
push edi
push esi
call fcn.00406d3c
test eax, eax
je 0x41eb18
mov eax, edi
cmp dword [eax], 0x4550
jne 0x41eb18
add eax, 4
mov dx, word [eax]
cmp dx, 0x14c
jb 0x41eb18
cmp dx, 0x150
ja 0x41eb18
mov eax, edi
call fcn.00403288
mov eax, 0xe0
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 0xc]
push eax
push 0xe0
push edi
push esi
call fcn.00406d3c
test eax, eax
je 0x41eb18
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 2]
jne 0x41eb18
mov eax, dword [eax + 0x10]
mov edx, dword [ebp - 8]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 0x10]
call fcn.00404d0c
mov eax, edi
call fcn.00403288
push esi
call fcn.00406aac
mov eax, dword [ebp + 8]
mov eax, dword [eax]
xor edx, edx
call fcn.0040502c
jne 0x41eb3d
inc ebx
cmp ebx, 0x19
jne 0x41e9d1
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x7f5f5a
lea eax, [ebp - 0x10]
call fcn.00404cd0
ret
Function at 0x4068f3
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x43190c], 0
push esi
jne 0x40692a
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x406904
mov dword [ecx*4 + 0x431908], eax
inc ecx
cmp ecx, 0x100
jl 0x4068ff
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x40695b
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x431908]
xor eax, esi
inc ecx
dec edx
jne 0x40693d
pop edi
not eax
pop esi
ret 0xc

Function at 0x411a15
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x48eb18
cmp edx, dword [eax]
je 0x411a37
add eax, 8
inc ecx
cmp eax, 0x48eba8
jl 0x411a28
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x48eb18]
jne 0x411b65
mov eax, dword [0x48eecc]
cmp eax, 1
je 0x411b3f
test eax, eax
jne 0x411a68
cmp dword [0x48ea68], 1
je 0x411b3f
cmp edx, 0xfc
je 0x411b65
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x411a9f
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.004120d0
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.00412240
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x411ae2
lea eax, [ebp - 0x1a4]
push eax
call fcn.00412240
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x414458
push edi
call fcn.004135e0
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.004120d0
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.004120e0
lea eax, [ebp - 0xa0]
push 0x414438
push eax
call fcn.004120e0
push dword [esi + 0x48eb1c]
lea eax, [ebp - 0xa0]
push eax
call fcn.004120e0
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.00413551
add esp, 0x2c
pop edi
jmp 0x411b65
lea eax, [ebp + 8]
lea esi, [esi + 0x48eb1c]
push 0
push eax
push dword [esi]
call fcn.00412240
pop ecx
push eax
push dword [esi]
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
leave
ret
Function at 0x4243c0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x49c89b
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.00491345
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x424442
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0048f294
mov eax, dword [eax]
push 0xf901fc
push eax
call fcn.00481524
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004915d0
test bl, bl
je 0x424442
push 0xf901fc
lea ecx, [esp + 0xc]
call fcn.00491960
push 0xf93ec0
lea ecx, [esp + 0xc]
call fcn.00491960
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 0x42447e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004915d0
jmp 0x424549
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 0x424502
lea edx, [esp + 0x7c]
push 0xf93ebc
push edx
call fcn.00481524
add esp, 8
test eax, eax
je 0x424502
lea eax, [esp + 0x7c]
push 0xf93eb8
push eax
call fcn.00481524
add esp, 8
test eax, eax
je 0x424502
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 0x424492
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.004915d0
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 0x424d40
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 0x424da2
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 0x424db0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x49c91b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0xf9d6a8]
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 0x424ee8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x424e16
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004915d0
xor eax, eax
jmp 0x424f5f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0049170d
push esi
lea ecx, [esp + 0xc]
call fcn.0049199c
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 0x424f3d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00424d40
test eax, eax
jne 0x424f3d
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 SysReAllocString
mov ecx, edi
call fcn.00424d40
test eax, eax
jne 0x424f3d
lea eax, [esp + 0x14]
push 0xf93ed4
push eax
call fcn.00482670
mov esi, eax
add esp, 8
test esi, esi
jne 0x424f1c
lea ecx, [esp + 0x14]
push 0xf93ed0
push ecx
call fcn.004825f0
mov esi, eax
add esp, 8
test esi, esi
jne 0x424f1c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x424f1f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004916bd
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x424e2e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004915d0
xor eax, eax
jmp 0x424f5f
mov byte [esi], 0
push 0xf93ecc
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.004915d0
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 0x435c70
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 0x435cde
cmp si, 0x69
ja 0x435cde
add esi, 0xffd0
cmp si, 0x11
je 0x435cae
push 0x11
call edi
test ax, ax
jge 0x435cae
or esi, 0x2000
cmp si, 0x10
je 0x435cc3
push 0x10
call edi
test ax, ax
jge 0x435cc3
or esi, 0x4000
cmp si, 0x12
je 0x435cd8
push 0x12
call edi
test ax, ax
jge 0x435cd8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x435ceb
mov esi, 0xbd
jmp 0x435c9f
cmp si, 0x6e
jne 0x435cf8
mov esi, 0xbe
jmp 0x435c9f
cmp si, 0x6f
jne 0x435c99
mov esi, 0xbf
jmp 0x435c9f

Function at 0x437580
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xfaddd0]
xor edx, edx
cmp eax, edx
jne 0x4375a6
xor eax, eax
mov byte [eax + 0xfadcd0], al
inc eax
cmp eax, 0x100
jl 0x43758e
mov dword [0xfaddd0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xfadcd0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x437637
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 0x43760a
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 0x4375d8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4376b0
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 0x437703
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 0x4376ea
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
Function at 0x43e490
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x43e628
cmp ebp, ebx
jle 0x43e628
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x43e4ee
dec eax
or eax, 0xfffffff8
inc eax
je 0x43e4f5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x43e504
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x43e50b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00491311
add esp, 4
cmp eax, ebx
je 0x43e52c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.00491311
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x43e61e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x43e605
mov al, byte [edx]
cmp al, 0xc0
jbe 0x43e5f1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x43e5e6
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x43e5f4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x43e5f4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x43e590
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x43e581
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x441b20
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x49dea8
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x441b59
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.00498ce8
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00498d34
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.00441be0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00498d71
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24