joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41c8ab
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x41c8ea
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x41c8ea
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x41c8ea
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x41c8ea
cmp dword [ecx + 0x74], 0xe
jbe 0x41c8ea
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x428df0
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.0041c390
mov eax, dword [0x44e500]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.0042f3b7
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x428e32
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x428f8e
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.0041c0a0
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0x450360]
push dword [edi + eax + 0x24]
push dword [edi + eax + 0x20]
push ebx
call fcn.0043165d
mov ecx, dword [esi*4 + 0x450360]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [edi + ecx + 0x20]
jne 0x428f87
cmp eax, dword [edi + ecx + 0x24]
jne 0x428f87
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [edi + ecx + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x428f87
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.0043165d
add esp, 0x14
test edx, edx
jl 0x428f87
jg 0x428efd
test eax, eax
jb 0x428f87
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x428f87
jl 0x428f17
cmp dword [ebp - 0x1008], eax
ja 0x428f87
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x428f35
test ebx, ebx
je 0x428f6e
cmp ecx, edi
jae 0x428f6e
mov al, byte [ecx]
cmp al, 0xd
jne 0x428f4f
lea eax, [edi - 1]
cmp ecx, eax
jae 0x428f5b
cmp byte [ecx + 1], 0xa
jne 0x428f5b
inc ecx
jmp 0x428f5b
movzx eax, al
movsx eax, byte [eax + 0x44e7c0]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x428f35
cmp edx, ebx
jne 0x428f35
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x428f8c
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.0041c090
leave
ret

Function at 0x42e55f
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x444428
push 0x444420
push str.FlsAlloc
push 0x1e
call fcn.0042e3a9
mov esi, eax
add esp, 0x10
test esi, esi
je 0x42e593
push dword [ebp + 8]
mov ecx, esi
call dword [0x43f200]
call esi
jmp 0x42e599
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4
Function at 0x42e5dd
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x444438
push 0x444430
push str.FlsGetValue
push 0x20
call fcn.0042e3a9
mov esi, eax
add esp, 0x10
test esi, esi
je 0x42e614
push dword [ebp + 8]
mov ecx, esi
call dword [0x43f200]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0x4306b4
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00430356

Function at 0x4306bf
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004304e5

Function at 0x430afb
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0x450360]
mov dword [ebp - 0x10], ecx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x430b3b
cmp byte [ebx], 0xa
jne 0x430b3b
or byte [eax + edi + 0x28], 4
jmp 0x430b40
and byte [eax + edi + 0x28], 0xfb
add ecx, ebx
mov edx, ebx
mov dword [ebp - 0xc], ecx
mov esi, ebx
cmp ebx, ecx
jae 0x430c3e
mov al, byte [edx]
cmp al, 0x1a
je 0x430c20
lea ecx, [edx + 1]
mov dword [ebp - 8], ecx
mov ecx, dword [ebp - 0xc]
cmp al, 0xd
je 0x430b6f
mov edx, dword [ebp - 8]
mov byte [esi], al
jmp 0x430b94
mov eax, dword [ebp - 8]
cmp eax, ecx
jae 0x430b9e
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add edx, eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov ecx, dword [ebp - 0xc]
inc esi
cmp edx, ecx
jb 0x430b51
jmp 0x430c3e
push 0
lea eax, [ebp - 0xc]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x430c1b
cmp dword [ebp - 0xc], 0
je 0x430c1b
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx*4 + 0x450360]
test byte [eax + edi + 0x28], 0x48
je 0x430bf5
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x430be0
mov byte [esi], dl
jmp 0x430bf1
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x450360]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x430c3e
cmp byte [ebp - 1], 0xa
jne 0x430c04
cmp esi, ebx
jne 0x430c04
mov byte [esi], 0xa
jmp 0x430c3d
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.0043167b
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x430c3e
mov byte [esi], 0xd
jmp 0x430c3d
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx*4 + 0x450360]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x430c3a
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x430c3e
mov byte [esi], 0x1a
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x430c47
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, eax
and eax, 0x3f
sar ebx, 6
push edi
imul edi, eax, 0x38
push 0xa
mov eax, dword [ebx*4 + 0x450360]
pop edx
mov dword [ebp - 0x14], edx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x430c8a
cmp word [esi], dx
jne 0x430c8a
or byte [edi + eax + 0x28], 4
jmp 0x430c8f
and byte [edi + eax + 0x28], 0xfb
lea edx, [esi + ecx*2]
mov eax, esi
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
cmp eax, edx
jae 0x430de2
mov dword [ebp - 0xc], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x10], edx
push 0x1a
pop edx
cmp cx, dx
mov edx, dword [ebp - 8]
je 0x430dc2
add eax, 2
cmp cx, word [ebp - 0xc]
je 0x430cd1
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x430d07
cmp eax, edx
jae 0x430d13
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x14]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 8]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
add esi, 2
cmp eax, edx
jb 0x430ca9
jmp 0x430de2
push 0
lea eax, [ebp - 0x14]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x430dbe
cmp dword [ebp - 0x14], 0
je 0x430dbe
mov eax, dword [ebx*4 + 0x450360]
push 0xa
test byte [edi + eax + 0x28], 0x48
je 0x430d96
mov dx, word [ebp - 4]
lea eax, [esi + 2]
pop ecx
mov dword [ebp - 0x18], eax
cmp dx, cx
jne 0x430d5f
mov word [esi], cx
jmp 0x430d92
push 0xd
pop eax
mov word [esi], ax
mov eax, dword [ebx*4 + 0x450360]
movzx ecx, dx
shr ecx, 8
push 0xa
mov byte [edi + eax + 0x2a], dl
mov eax, dword [ebx*4 + 0x450360]
mov byte [edi + eax + 0x2b], cl
mov eax, dword [ebx*4 + 0x450360]
pop ecx
mov byte [edi + eax + 0x2c], cl
mov eax, dword [ebp - 0x18]
mov esi, eax
jmp 0x430de2
pop ebx
cmp word [ebp - 4], bx
jne 0x430da7
cmp esi, dword [ebp + 0xc]
jne 0x430da7
mov word [esi], bx
jmp 0x430ddf
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.0043167b
add esp, 0x10
cmp word [ebp - 4], bx
je 0x430de2
push 0xd
jmp 0x430ddb
mov ecx, dword [ebx*4 + 0x450360]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x430dd9
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x430de2
push 0x1a
pop eax
mov word [esi], ax
add esi, 2
sub esi, dword [ebp + 0xc]
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4335fa
Capabilities:
Print debug messages

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0043357c
Function at 0x434dca
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x434e67
push ebx
push esi
call fcn.00434d93
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.00432c10
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x434e14
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x434e66
push edi
push eax
call fcn.004317fe
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x434e34
call fcn.0042dfc9
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x434e65
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00432c10
add esp, 0x20
test eax, eax
jne 0x434e53
push edi
call fcn.0042dfc9
jmp 0x434e5b
push ebx
call fcn.0042dfc9
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret
Function at 0x43b225
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.0043b1a1
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x43b39d
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x43b39d
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x43b34c
jg 0x43b27e
test eax, eax
je 0x43b342
push 1
push 0x1000
call fcn.0042df6c
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x43b2a4
mov eax, dword [ebp + 0x14]
push 0xc
pop edi
mov byte [eax + 0x1c], 1
mov dword [eax + 0x18], edi
jmp 0x43b339
push 0x8000
push ebx
call fcn.0042af27
mov edi, dword [ebp + 0x14]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x43b2d0
jg 0x43b2cb
cmp ecx, 0x1000
jb 0x43b2d0
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.00430156
add esp, 0x10
cmp eax, 0xffffffff
je 0x43b315
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0x43b2cb
jl 0x43b2fc
test ecx, ecx
jne 0x43b2bd
push dword [ebp - 0xc]
push ebx
call fcn.0042af27
push esi
call fcn.0042dfc9
add esp, 0xc
xor edi, edi
jmp 0x43b3ae
cmp byte [edi + 0x24], 0
je 0x43b32c
cmp dword [edi + 0x20], 5
jne 0x43b32c
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x43b337
mov edi, dword [edi + 0x18]
jmp 0x43b339
xor edi, edi
push esi
call fcn.0042dfc9
pop ecx
jmp 0x43b3ae
test ecx, ecx
jg 0x43b30e
jl 0x43b34c
test eax, eax
jae 0x43b30e
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.0043167b
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x43b36f
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x43b30e
jmp 0x43b3a6
push ebx
call fcn.00435234
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x43b30e
mov esi, dword [ebp + 0x14]
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [esi + 0x24], 1
mov dword [esi + 0x20], eax
pop edi
mov byte [esi + 0x1c], 1
mov dword [esi + 0x18], edi
jmp 0x43b3ae
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x43b3ab
mov edi, dword [edi + 0x18]
jmp 0x43b3ae
push 0x16
pop edi
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.0043167b
add esp, 0x10
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret

Function at 0x43c850
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43c87d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43c87d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x433000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
push 4
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
nop
nop
je 0x433072
nop
mov ebx, 0x40de38
nop
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0x52a27869
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
loop 0x433060
nop
nop
nop
nop
mov eax, section..data
cmp eax, 0
nop
nop
nop
nop
je 0x4330d2
nop
nop
nop
mov ebx, 0x4304d8
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x7db7319a
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x4330c0
nop
nop
nop
nop
nop
popal
nop
nop
jmp 0x431219

Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
mov ebx, 0x40c7d0
mov ecx, 0x51393164
nop
nop
test eax, eax
nop
nop
nop
je 0x43204e
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x432024
nop
nop
mov eax, section..text_1
mov ebx, 0x42f314
nop
mov ecx, 0x1dc43201
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x432084
nop
nop
nop
nop
xor dword [eax], ecx
nop
add eax, 4
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x43206c
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x408f00
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x48834b
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.0047ce63
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x408f82
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0047aaed
mov eax, dword [eax]
push 0x4bffce8
push eax
call fcn.00469b64
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0047d0ee
test bl, bl
je 0x408f82
push 0x4bffce8
lea ecx, [esp + 0xc]
call fcn.0047d47e
push 0x4bffcf4
lea ecx, [esp + 0xc]
call fcn.0047d47e
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 0x408fbe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0047d0ee
jmp 0x409089
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 0x409042
lea edx, [esp + 0x7c]
push 0x4bffcf0
push edx
call fcn.00469b64
add esp, 8
test eax, eax
je 0x409042
lea eax, [esp + 0x7c]
push 0x4bffcec
push eax
call fcn.00469b64
add esp, 8
test eax, eax
je 0x409042
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 0x408fd2
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.0047d0ee
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 0x409890
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 0x4098f2
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 0x409900
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4883cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4c0984c]
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 0x409a38
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x409966
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047d0ee
xor eax, eax
jmp 0x409aaf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0047d22b
push esi
lea ecx, [esp + 0xc]
call fcn.0047d4ba
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4bffd28
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x409a8d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00409890
test eax, eax
jne 0x409a8d
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.00409890
test eax, eax
jne 0x409a8d
lea eax, [esp + 0x14]
push 0x4bffd04
push eax
call fcn.0046ad70
mov esi, eax
add esp, 8
test esi, esi
jne 0x409a6c
lea ecx, [esp + 0x14]
push 0x4bffd00
push ecx
call fcn.0046acf0
mov esi, eax
add esp, 8
test esi, esi
jne 0x409a6c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x409a6f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0047d1db
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40997e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047d0ee
xor eax, eax
jmp 0x409aaf
mov byte [esi], 0
push 0x4bffcfc
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.0047d0ee
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 0x41b400
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 0x41b46e
cmp si, 0x69
ja 0x41b46e
add esi, 0xffd0
cmp si, 0x11
je 0x41b43e
push 0x11
call edi
test ax, ax
jge 0x41b43e
or esi, 0x2000
cmp si, 0x10
je 0x41b453
push 0x10
call edi
test ax, ax
jge 0x41b453
or esi, 0x4000
cmp si, 0x12
je 0x41b468
push 0x12
call edi
test ax, ax
jge 0x41b468
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41b47b
mov esi, 0xbd
jmp 0x41b42f
cmp si, 0x6e
jne 0x41b488
mov esi, 0xbe
jmp 0x41b42f
cmp si, 0x6f
jne 0x41b429
mov esi, 0xbf
jmp 0x41b42f

Function at 0x41cc80
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4c1a3e0]
xor edx, edx
cmp eax, edx
jne 0x41cca6
xor eax, eax
mov byte [eax + 0x4c1a2e0], al
inc eax
cmp eax, 0x100
jl 0x41cc8e
mov dword [0x4c1a3e0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4c1a2e0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41cd37
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 0x41cd0a
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 0x41ccd8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41cdb0
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 0x41ce03
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 0x41cdea
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