joyce8/EMBER2024-capa huggingface dataset:
Function at 0x5f3117
Capabilities:
Execute anti-debugging instructions

Disassembly:
pushfd
mov dword [esp], ebx
lea esi, [esi - 0x11ef3]
xchg ebx, eax
inc ax
push ecx
jmp 0x5f3321
mov bl, dh
xchg dword [esp], esi
mov cx, 0x81df
lea ecx, [ecx*4]
and bx, 0x8cdc
jmp 0x5f30f4

Function at 0x603b9a
Capabilities:
Encrypt data using aes

Disassembly:
dec al
mov cx, 0x4280
push ebx
jmp 0x603c1d
lea ebp, [esi + esi]
mov ebp, 0xff00
jmp 0x603b73
xor eax, dword [ecx]
shl di, cl
lea edi, [ecx + 0x10]
jmp 0x603b93
and edi, ebp
xor eax, edi
lea esp, [esp + 0xc]
jmp 0x603b56
mov dword [esi], eax
pop esi
neg eax
call 0x603b9a
xchg edx, eax
add dword [ecx + 0x40c303f0], edx
add edi, dword [edx + 0x33b70495]
fcom dword [esi - 0x75]
imul ebx
jecxz 0x603bf3
xor ebx, eax
push esi
mov esi, edi
jmp 0x603b7d
push ebx
jmp 0x603bfd
sub esp, 7
mov dword [esp], edx
lea esp, [esp + 3]
jmp 0x603bcf
bsf ebx, ecx
jmp 0x603bda
xor eax, ebx
mov dword [ecx + 0x14], ebx
not bx
pushal
jmp 0x603bb9
mov dword [ecx + 0x18], eax
xchg bl, bh
mov bx, word [esp]
xor edx, eax
jmp 0x603dbf
sbb al, 0xef
pop ebp
lea edx, [esi]
test bl, ah
push ds
stosb byte es:[edi], al
pop es
mov ebx, ecx
add ebx, 8
mov eax, dword [ebx]
pop ebx
jmp 0x603b9e
mov edx, dword [eax + 0xc]
lea edi, [ecx + 0x6e]
jmp 0x603ce6
mov eax, edi
mov edx, 0x1f8a39b3
neg ecx
inc dx
jmp 0x603c07
lea esp, [esp + 0x24]
jmp 0x5d08bd
mov ecx, dword [ecx*4 + 0x5dbb08]
jmp 0x603c83
mov edi, edx
push ecx
mov word [esp + 1], sp
and ecx, esi
jmp 0x603c48
lea esp, [esp + 8]
and ecx, 0xff0000
clc
jmp 0x603cb2
shr edi, 0x10
and edi, esi
mov edi, dword [edi*4 + 0x5dbb08]
jmp 0x603c6a
and edi, 0xff000000
call fcn.00603c91
xor ecx, edi
mov edi, esp
mov edi, edx
call int.00603cc9
invalid
mov ecx, edx
neg edi
mov edi, 0x9ef9e59f
shr ecx, 8
jmp 0x603c5e
mov dword [ecx + 0x1c], edx
mov ch, byte [esp]
bsr edx, ebp
mov ebx, 0x5dd30c
jmp 0x603c3f
Function at 0x603cc9
Capabilities:
Encrypt data using aes

Disassembly:
mov dword [esp], esp
jmp 0x603d67
pushfd
lea esp, [esp + 1]
and edx, ebp
xor ecx, edx
jmp 0x603d06
lea esp, [esp + 0x54]
xor ecx, dword [ebx]
mov dl, ch
setle dh
jmp 0x603d4b
shr edi, 0x18
movzx edi, byte [edi*4 + 0x5dbb08]
xor ecx, edi
sub esp, 0x19
jmp 0x603cf7
add ebx, 4
jmp 0x603d8b
lea edi, [eax + 0x10]
xor ecx, dword [eax]
mov dl, byte [esp]
clc
jmp 0x603d35
and edx, esi
sub esp, 0x14
mov edx, dword [edx*4 + 0x5dbb08]
jmp 0x603d23
xor edx, ecx
lea ecx, [ecx - 0x27]
mov cx, 0x1ff0
bsr cx, dx
jmp 0x603d94
mov dword [edi], ecx
shr edx, cl
mov edx, dword [eax + 4]
jmp 0x603d75
mov dword [eax + 0x14], edx
mov ecx, dword [esp]
mov ecx, dword [eax + 8]
sub esp, 0x1f
jmp 0x603da6
lea esp, [esp + 3]
jmp 0x603e8a
pushal
call fcn.00603dd2
xor edx, ecx
stc
jmp 0x603e38
mov dword [ecx], edx
pop ecx
jmp 0x603e40
push ecx
mov ecx, eax
add ecx, 0x1c
jmp 0x603e22
lea esp, [esp + 0x1c]
cmp ebx, 0x5dd330
jmp 0x603e61
mov dword [eax + 0x18], ecx
btr edx, ebx
not edx
push esi
jmp 0x603df9
jne 0x5d08bd
call 0x603e6d
sub cl, byte [ebp + 0x6a042464]
or ch, bl
jp 0x603ec8
lds edx, [ebp + 0x3c]
iretd
xor ecx, edx
mov dx, word [esp]
lea edx, [edx*4]
lea edx, [eax*4]
jmp 0x603e56
add byte [eax], al
add byte [eax], al
mov bl, bh
jmp 0x603f14
lea esp, [esp + 4]
pop ebx
ret

Function at 0x603dd2
Capabilities:
Encrypt data using aes

Disassembly:
mov dword [esp + 8], eax
sub esp, 0x1e
push dword [esp + 1]
sub esp, 0xf
lea esp, [esp + 1]
jmp 0x603e15
lea esp, [esp + 0x34]
popal
add esi, 0xc
mov edx, dword [esi]
pop esi
jmp 0x603dff

Function at 0x6043bf
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
mov word [esp + 1], ax
jmp 0x6043f8
and edx, ecx
mov edx, dword [edx*4 + 0x5dbb08]
jmp 0x60440e
lea esp, [esp + 4]
xor edi, dword [ebx*4 + 0x5dc308]
mov ebx, 0xcb29eafc
movzx ebx, byte [esi + 9]
jmp 0x6043dc
and edx, ecx
xor edi, dword [edx*4 + 0x5dcb08]
btr dx, di
dec edx
jmp 0x604466
mov dword [esi + 4], edi
jmp 0x604485
add eax, 8
mov edx, dword [eax]
pop eax
jmp 0x604435
mov dh, byte [esp]
pushfd
push eax
mov eax, esi
jmp 0x60444b
pushal
mov dword [esp], edx
push esi
lea esp, [esp + 2]
lea esp, [esp + 2]
jmp 0x6045e2
mov ebx, dword [ebx*4 + 0x5dbb08]
inc di
sub esp, 0xf
lea esp, [esp + 3]
jmp 0x60446f
mov bl, 0xe8
pop word [esp]
call fcn.0060430f
mov edi, dword [edi*4 + 0x5dbf08]
call fcn.006044e5
std
jo 0x6044a1
xor dword [eax - 0x4f], 0x56cffced
mov edi, dword [edi*4 + 0x5dbb08]
push eax
clc
and edi, ecx
jmp 0x6044ac
popal
shr edi, 0x18
sub esp, 0xd
lea esp, [esp + 1]
jmp 0x6044c2

Function at 0x604426
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push word [esp + 1]
lea esp, [esp + 2]
jmp 0x6043ad
sub esp, 0x1d
add esp, 7
lea esp, [esp + 2]
and edi, ecx
push ebp
jmp 0x604318
mov edi, dword [edi*4 + 0x5dbf08]
cmc
sub esp, 0x10
and ebx, ecx
call fcn.0060437b
shr edi, 0x18
mov edi, dword [edi*4 + 0x5dbb08]
jmp 0x604331

Function at 0x6044ee
Capabilities:
Encrypt data using aes

Disassembly:
mov dword [esp], esi
mov word [esp + 1], di
jmp 0x60452a
mov ebx, dword [ebx*4 + 0x5dbb08]
and ebx, ecx
lea esp, [esp + 4]
jmp 0x604514
Function at 0x604fba
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push bx
lea esp, [esp + 2]
jmp 0x604ffe
push 0x3f
jmp fcn.00604748
lea esp, [esp + 4]
cmp al, 0x2f
jne 0x604732
je 0x604fc2
int 0x45
aad 0xbc
dec edi
invalid
Function at 0x60fc7e
Capabilities:
Encode data using xor

Disassembly:
add eax, dword [eax + 4]
call 0x60fc7e
dec edx
cmp al, byte [ecx - 0x69]
idiv dword [edi + 1]
dec edi
xchg ecx, eax
push esi
dec ecx
push ebx
mov bl, 0x70
xchg ebx, eax
mov al, byte [0x303186bf]
lea edx, [edx*4]
bsf edx, esi
jmp 0x60faff
pop ebx
je 0x5d356f
jne 0x5d35b7
push esi
mov esi, ebx
lea esi, [esi + esi]
jmp 0x60fb45
shr esi, 1
lea ebx, [0x94852fae]
lea ebx, [edi - 0x2a0a785f]
push 0
bswap ebx
jmp 0x60faf2
lea edx, [ecx*4]
lea edx, [ebx + edi]
jmp 0x60fc6e
lea esi, [eax + esi]
add esi, 8
mov cx, word [esi]
pop esi
jmp 0x60fb2f
xchg word [esp + 0x1d], bx
lea esp, [esp + 2]
lea esp, [esp + 0x20]
lea esi, [edx - 8]
jmp 0x60fb1b
mov edx, 0x4fd6cec8
add edx, 0xb02a2138
call fcn.0060fb87
jmp 0x60fd28
mov byte [esp], bh
lea esp, [esp + 4]
jne 0x5d35a1
je 0x5d358b
lea esp, [esp + 4]
jb 0x5d358b
sub esp, 0x1e
push dword [esp + 0xe]
jmp 0x60fb5f

Function at 0x6c0475
Capabilities:
Access peb ldr_data
Parse pe header

Disassembly:
call fcn.006c0088
lea esp, [esp + 2]
mov dword [esp + 0xc], edi
lea esp, [esp + 0xc]
jmp 0x6c0459
mov word [esp], bx
mov dword [esp + 0xc], esi
pushfd
mov dword [esp], edx
push word [esp]
mov dword [esp], esp
jmp 0x6c042e
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
jmp 0x6c0492
jmp 0x6c0444
push eax
jmp 0x6c0083
mov eax, dword [eax + 0x1c]
mov eax, dword [eax]
mov eax, dword [eax + 8]
jmp 0x6c0477
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 0x407ce0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x6000]
push edi
jmp 0x407cfa
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x407d01
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x407cf0
mov eax, 1
add ebx, ebx
jne 0x407d13
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x407d24
jne 0x407d34
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x407d34
dec eax
add ebx, ebx
jne 0x407d30
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x407d08
xor ecx, ecx
sub eax, 3
jb 0x407d4c
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x407dbe
sar eax, 1
mov ebp, eax
jmp 0x407d57
add ebx, ebx
jne 0x407d57
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x407d64
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x407d88
inc ecx
add ebx, ebx
jne 0x407d74
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x407d69
jne 0x407d85
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x407d69
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x407da8
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x407d99
jmp 0x407cf6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x407da8
add edi, ecx
jmp 0x407cf6
pop esi
lea edi, [esi + 0x5000]
mov eax, dword [edi]
or eax, eax
je 0x407e07
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x75d0]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x7664]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x407dc5
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x766c]
or eax, eax
je 0x407e01
mov dword [ebx], eax
add ebx, 4
jmp 0x407de2
call dword [esi + 0x7668]
add edi, 4
lea ebx, [esi - 4]
xor eax, eax
mov al, byte [edi]
inc edi
or eax, eax
je 0x407e38
cmp al, 0xef
ja 0x407e2b
add ebx, eax
mov eax, dword [ebx]
xchg ah, al
rol eax, 0x10
xchg ah, al
add eax, esi
mov dword [ebx], eax
jmp 0x407e0d
and al, 0xf
shl eax, 0x10
mov ax, word [edi]
add edi, 2
jmp 0x407e1a
mov ebp, dword [esi + 0x7670]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1ef]
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 0x407e6c
sub esp, 0xffffff80
jmp section.UPX0
Function at 0x1002b5f
Capabilities:
Parse pe header

Disassembly:
push 0x28
push 0x1001228
call fcn.01002d20
xor edi, edi
push edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp word [eax], 0x5a4d
jne 0x1002b9a
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x1002b9a
movzx eax, word [ecx + 0x18]
cmp eax, 0x10b
je 0x1002bb2
cmp eax, 0x20b
je 0x1002b9f
mov dword [ebp - 0x1c], edi
jmp 0x1002bc6
cmp dword [ecx + 0x84], 0xe
jbe 0x1002b9a
xor eax, eax
cmp dword [ecx + 0xf8], edi
jmp 0x1002bc0
cmp dword [ecx + 0x74], 0xe
jbe 0x1002b9a
xor eax, eax
cmp dword [ecx + 0xe8], edi
setne al
mov dword [ebp - 0x1c], eax
mov dword [ebp - 4], edi
push 1
call dword [sym.imp.msvcrt.dll___set_app_type]
pop ecx
or dword [0x1004580], 0xffffffff
or dword [0x1004584], 0xffffffff
call dword [sym.imp.msvcrt.dll___p__fmode]
mov ecx, dword [0x10040cc]
mov dword [eax], ecx
call dword [sym.imp.msvcrt.dll___p__commode]
mov ecx, dword [0x10040c8]
mov dword [eax], ecx
mov eax, dword [sym.imp.msvcrt.dll__adjust_fdiv]
mov eax, dword [eax]
mov dword [0x1004588], eax
call fcn.01002d18
cmp dword [0x100407c], edi
jne 0x1002c21
push fcn.01002d18
call dword [sym.imp.msvcrt.dll___setusermatherr]
pop ecx
call fcn.01002d01
push 0x1004010
push 0x100400c
call sub.msvcrt.dll__initterm
mov eax, dword [0x10040c4]
mov dword [ebp - 0x24], eax
lea eax, [ebp - 0x24]
push eax
push dword [0x10040c0]
lea eax, [ebp - 0x20]
push eax
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x2c]
push eax
call dword [sym.imp.msvcrt.dll___getmainargs]
mov dword [ebp - 0x34], eax
push 0x1004008
push section..data
call sub.msvcrt.dll__initterm
mov eax, dword [ebp - 0x20]
mov ecx, dword [sym.imp.msvcrt.dll___initenv]
mov dword [ecx], eax
push dword [ebp - 0x20]
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
call fcn.01002441
add esp, 0x30
mov esi, eax
mov dword [ebp - 0x38], esi
cmp dword [ebp - 0x1c], edi
jne 0x1002c98
push esi
call dword [sym.imp.msvcrt.dll_exit]
call dword [sym.imp.msvcrt.dll__cexit]
jmp 0x1002ccd
or dword [ebp - 4], 0xffffffff
mov eax, esi
call fcn.01002d5b
ret

Function at 0x1002d95
Capabilities:
Send data
Send data on socket

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [sym.imp.WS2_32.dll_send]
push 0xa
pop esi
jmp 0x1002dc1
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x2747
jne 0x1002dd6
push esi
call dword [sym.imp.KERNEL32.dll_Sleep]
lea esi, [esi + esi*4]
shl esi, 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call edi
mov ebx, eax
cmp ebx, 0xffffffff
je 0x1002da8
pop edi
pop esi
mov eax, ebx
pop ebx
pop ebp
ret 0x10

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 0x4a3180
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x51222b
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.0050668c
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4a3202
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00503d40
mov eax, dword [eax]
push 0x56523c
push eax
call fcn.004f6824
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00506917
test bl, bl
je 0x4a3202
push 0x56523c
lea ecx, [esp + 0xc]
call fcn.00506ca7
push 0x568f04
lea ecx, [esp + 0xc]
call fcn.00506ca7
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 0x4a323e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00506917
jmp 0x4a3309
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 0x4a32c2
lea edx, [esp + 0x7c]
push 0x568f00
push edx
call fcn.004f6824
add esp, 8
test eax, eax
je 0x4a32c2
lea eax, [esp + 0x7c]
push 0x568efc
push eax
call fcn.004f6824
add esp, 8
test eax, eax
je 0x4a32c2
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 0x4a3252
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.00506917
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 0x4a3b20
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 0x4a3b82
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 0x4a3b90
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x5122ab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x56fbb8]
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 0x4a3cc8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4a3bf6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00506917
xor eax, eax
jmp 0x4a3d3f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00506a54
push esi
lea ecx, [esp + 0xc]
call fcn.00506ce3
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x568f3c
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4a3d1d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004a3b20
test eax, eax
jne 0x4a3d1d
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.004a3b20
test eax, eax
jne 0x4a3d1d
lea eax, [esp + 0x14]
push 0x568f18
push eax
call fcn.004f7930
mov esi, eax
add esp, 8
test esi, esi
jne 0x4a3cfc
lea ecx, [esp + 0x14]
push 0x568f14
push ecx
call fcn.004f78b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4a3cfc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4a3cff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00506a04
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4a3c0e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00506917
xor eax, eax
jmp 0x4a3d3f
mov byte [esi], 0
push 0x568f10
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.00506917
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 0x4b05f6
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
mov eax, dword [esi + 0x3ac]
test eax, eax
jne 0x4b061e
lea eax, [esp + 4]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x3ac], eax
pop esi
add esp, 0x190
ret
Function at 0x4ba870
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 0x4ba8de
cmp si, 0x69
ja 0x4ba8de
add esi, 0xffd0
cmp si, 0x11
je 0x4ba8ae
push 0x11
call edi
test ax, ax
jge 0x4ba8ae
or esi, 0x2000
cmp si, 0x10
je 0x4ba8c3
push 0x10
call edi
test ax, ax
jge 0x4ba8c3
or esi, 0x4000
cmp si, 0x12
je 0x4ba8d8
push 0x12
call edi
test ax, ax
jge 0x4ba8d8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4ba8eb
mov esi, 0xbd
jmp 0x4ba89f
cmp si, 0x6e
jne 0x4ba8f8
mov esi, 0xbe
jmp 0x4ba89f
cmp si, 0x6f
jne 0x4ba899
mov esi, 0xbf
jmp 0x4ba89f

Function at 0x4bc400
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x580538]
xor edx, edx
cmp eax, edx
jne 0x4bc426
xor eax, eax
mov byte [eax + 0x580438], al
inc eax
cmp eax, 0x100
jl 0x4bc40e
mov dword [0x580538], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x580438
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4bc4b7
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 0x4bc48a
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 0x4bc458
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4bc530
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 0x4bc583
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 0x4bc56a
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 0x4c2fc0
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 0x4c3158
cmp ebp, ebx
jle 0x4c3158
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 0x4c301e
dec eax
or eax, 0xfffffff8
inc eax
je 0x4c3025
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4c3034
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4c303b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00506658
add esp, 4
cmp eax, ebx
je 0x4c305c
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.00506658
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 0x4c314e
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 0x4c3135
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4c3121
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4c3116
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 0x4c3124
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4c3124
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4c30c0
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 0x4c30b1
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