joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1008a980
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [ebp + 8]
push eax
call fcn.1008aa80
add esp, 4
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
cmp ecx, dword [ebp + 0xc]
jae 0x1008aa45
mov edx, dword [ebp - 4]
cmp edx, dword [0x1011ee90]
jb 0x1008a9c5
mov eax, dword [ebp - 4]
cmp eax, dword [0x1011ee94]
ja 0x1008a9c5
mov ecx, dword [ebp - 4]
add ecx, 0x8000000
mov dword [ebp - 4], ecx
jmp 0x1008a995
push 0x1c
push 0
lea edx, [ebp - 0x24]
push edx
call fcn.100bcc20
add esp, 0xc
push 0x1c
lea eax, [ebp - 0x24]
push eax
mov ecx, dword [ebp - 4]
push ecx
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
test eax, eax
jne 0x1008a9eb
jmp 0x1008aa45
cmp dword [ebp - 0x14], 0x10000
jne 0x1008aa2e
cmp dword [ebp - 0x18], 0x10000
jb 0x1008aa2e
push 0x40
push 0x3000
push 0x10000
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
je 0x1008aa21
mov eax, dword [ebp - 8]
jmp 0x1008aa47
mov eax, dword [ebp - 4]
add eax, 0x10000
mov dword [ebp - 4], eax
jmp 0x1008aa40
mov ecx, dword [ebp - 0x24]
add ecx, dword [ebp - 0x18]
push ecx
call fcn.1008aa80
add esp, 4
mov dword [ebp - 4], eax
jmp 0x1008a995
xor eax, eax
mov esp, ebp
pop ebp
ret
Function at 0x100a5b09
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x100db072
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.100dad32
Function at 0x101499e9
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
push edi
mov dword [ebp - 0x18], edx
jmp 0x10149a00

Function at 0x1014f4a2
Capabilities:
Reference the vmware io port

Disassembly:
lea ecx, [eax + edi]
mov ecx, 0xb5193cbd
sub esp, 0x10
add ecx, 0x4ae6c34d
jmp 0x1014f4aa
xor ebx, ebx
jmp 0x1014f47d
pushal
mov byte [esp + 6], dl
pushal
lea esp, [esp + 0x50]
mov ax, word [esp]
lea eax, [esp + ecx]
jmp 0x101ca155
add eax, 0xffffffa4
mov dword [eax], ebx
pop eax
or dword [ebp - 4], 0xffffffff
jmp 0x1014f312
lea esp, [esp + 0x14]
in eax, dx
push eax
mov eax, ebp
jmp 0x101c9ee8
mov dx, 0x5658
btr ax, di
lea eax, [edx + edx]
lea eax, [ebp*4]
jmp 0x101c9ff0

Function at 0x1015e5e0
Capabilities:
Execute anti-debugging instructions

Disassembly:
xchg dx, cx
jmp 0x1015e64e
bt edx, ecx
jge 0x1015e5ca
xchg dx, cx
lea ecx, [esi*4]
jmp 0x1015e655
mov byte [esp], ch
lea esp, [esp + 1]
jmp 0x1015e615
xchg byte [esp + 2], cl
add esp, 3
js 0x1015e5f1
mov byte [esp], ch
jmp 0x1015e62f
lea esp, [esp + 4]
not esi
not edx
dec eax
jns 0x1015e635
xchg ch, al
rdtsc
jmp 0x1015e678
lea esp, [esp + 1]
jmp 0x1015e615
jmp 0x1015e674
lea ecx, [esi*4]
rol esi, 0
push ecx
xchg dword [esp], eax
jmp 0x1015e607
and edi, esi
leave
jmp 0x1015e6fd
xchg ch, al
rdtsc
call fcn.1015e637
mov dl, byte [esp]
seto ch
mov cx, si
sub esp, 0x1a
rdtsc
push dword [esp + 0xa]
call fcn.1015e6d1
loopne 0x1015e70b
in eax, 0x8c
jg 0x1015e667
in al, 0x81
in al, dx
mov ah, 0
add byte [eax], al
mov cx, si
sub esp, 0x1a
rdtsc
jmp 0x1015e68b
jle 0x1015e67d
mov dl, byte [esp]
seto ch
jmp 0x1015e6c7
lea esp, [esp + 2]
xchg dword [esp + 4], edx
sub esp, 7
lea eax, [esi - 0x5d]
jmp 0x1015e81a

Function at 0x1015e637
Capabilities:
Execute anti-debugging instructions

Disassembly:
push eax
jmp 0x1015e65e
lea esp, [esp + 8]
xor esi, 0x23f8ff25
dec cl

Function at 0x10166e55
Capabilities:
Check for trap flag exception

Disassembly:
push ebx
jmp 0x1014c290
pushfd
or dword [esp], reloc.KERNEL32.dll_FreeLibrary
popfd
cpuid
nop
jmp 0x1014c2a7
pop ebx
ret
jmp 0x1014c284

Function at 0x10167400
Capabilities:
Encode data using xor

Disassembly:
lea esp, [esp + 4]
popal
pushfd
mov dword [esp], esp
lea esp, [esp + 4]
jmp 0x1014ba86
lea esp, [esp + 4]
pushal
push edx
jmp 0x101673ea
Function at 0x10189a92
Capabilities:
Encrypt data using aes

Disassembly:
mov dword [ecx], edx
mov dl, ah
lea ebx, [ebx*4]
jmp 0x101897c8
mov byte [esp + 2], dl
jmp 0x101897ac
movzx edx, byte [eax + 4]
xchg esi, edi
setle bl
jmp 0x10189807
xor edx, esi
mov bl, byte [esp]
jmp 0x10189819
movzx esi, byte [eax + 5]
lea ebx, reloc.KERNEL32.dll_FreeLibrary
adc bx, ax
shl edx, 8
jmp 0x101897f1
push ebp
mov ebp, eax
add ebp, 6
jmp 0x10189825
movzx esi, byte [ebp]
pop ebp
xchg ebp, edi
sub esp, 0x1c
lea esp, [esp + 8]
push word [esp]
jmp 0x10189914
mov dword [ecx + 4], edx
jmp 0x10189869
pop ebp
shl edx, 8
xor edx, esi
jmp 0x1018984b
movzx edx, byte [eax + 8]
movzx esi, byte [eax + 9]
jmp 0x101898dd
push ebp
mov ebp, eax
lea ebp, [ebp + 7]
movzx esi, byte [ebp]
jmp 0x10189861
shl edx, 8
jmp 0x101898b2
mov ecx, eax
lea ecx, [ecx + 0xa]
movzx esi, byte [ecx]
pop ecx
jmp 0x10189891
xor edx, esi
movzx esi, byte [eax + 0xb]
shl edx, 8
jmp 0x101898c1
xor edx, esi
push eax
mov eax, ecx
jmp 0x101898fb
shl edx, 8
xor edx, esi
push ecx
jmp 0x101898a7
movzx edx, byte [eax + 0xc]
jmp 0x10189938
lea eax, [eax + 8]
mov dword [eax], edx
pop eax
jmp 0x101898e5
lea esp, [esp + 2]
shl edx, 8
xor edx, esi
jmp 0x10189885
push edx
jmp 0x10189943
movzx esi, byte [eax + 0xd]
shl edx, 8
xor edx, esi
jmp 0x10189922
pushal
mov ebp, dword [esp]
mov dword [esp + 0x14], eax
popal
jmp 0x10189992
shl edx, 8
xor edx, esi
jmp 0x1018997c
shl edx, 8
jmp 0x10189a15
lea edx, [edx + 0xe]
movzx esi, byte [edx]
pop edx
movzx eax, byte [eax + 0xf]
jmp 0x1018994e
and eax, esi
jmp 0x101899e6
shr eax, 0x10
mov esi, 0x7ea7331
lea esi, reloc.KERNEL32.dll_FreeLibrary
jmp 0x1018999f
lea ebx, [ecx + ecx]
not bh
lea edi, [ecx*4]
jmp 0x101899fa
mov eax, dword [eax*4 + reloc.KERNEL32.dll_FreeLibrary]
lea esp, [esp + 0x4c]
xor eax, 0x1000000
bswap edi
jmp 0x101899c5
mov edi, edx
mov bh, 0xd9
mov bh, byte [esp]
jmp 0x10189a1e
xor edx, eax
mov dword [ecx + 0xc], edx
mov eax, edx
jmp 0x101899b5
shr edi, 8
lea ebp, reloc.KERNEL32.dll_FreeLibrary
and edi, esi
neg ebp
jmp 0x10189ae5
inc ebp
btr ebp, ecx
jmp 0x10189ab5
add esi, 4
mov ebx, dword [esi]
pop esi
and eax, 0xff000000
bswap ebp
jmp 0x10189a59
bswap ebp
push esi
mov esi, ecx
jmp 0x10189a6f
shr edi, 0x18
lea ebp, [eax + esi]
movzx edi, byte [edi*4 + 0x10154aec]
jmp 0x10189ac2
xor eax, edi
rcr bp, cl
mov di, 0x8e8d
mov edi, edx
jmp 0x10189a97
xor eax, edi
mov edi, edx
and edi, esi
jmp 0x10189ace
lea ebp, [ecx + ebp]
mov ebp, 0x9dee2810
call 0x10189b0e
aam 0x5c
xchg ebp, eax
mov byte fs:[0x2eb4829], al
mov edi, dword [edi*4 + reloc.KERNEL32.dll_FreeLibrary]
and edi, 0xff0000
mov bx, cx
clc
jmp 0x10189a90
Function at 0x10189d56
Capabilities:
Encrypt data using aes

Disassembly:
mov ecx, dword [ecx*4 + reloc.KERNEL32.dll_FreeLibrary]
sub esp, 3
lea esp, [esp + 3]
shr edi, 0x10
jmp 0x10189d12
mov edi, dword [edi*4 + reloc.KERNEL32.dll_FreeLibrary]
sub esp, 0x19
lea esp, [esp + 1]
jmp 0x10189cf6
push word [esp]
lea esp, [esp + 2]
and ecx, esi
cmc
jmp 0x10189ca9
lea esp, [esp + 0x20]
and edi, 0xff000000
cmc
stc
jmp 0x10189d37
lea esp, [esp + 0x44]
and ecx, 0xff0000
pushal
push word [esp + 6]
pop word [esp + 0x10]
jmp 0x10189ce0
and edi, esi
pushal
push word [esp + 0xe]
cmc
lea esp, [esp + 2]
jmp 0x10189cbc
bswap edi
lea esp, [esp + 2]
mov dword [esp], edx
clc
pushfd
pop word [esp]
jmp 0x10189d71
xor ecx, edi
pushal
sub esp, 2
mov byte [esp], ch
jmp 0x10189d21
jmp 0x10189cd3
lea esp, [esp + 1]
jmp 0x10189dbb
lea esp, [esp + 2]
popal
and edx, esi
pushfd
sub esp, 0x15
jmp 0x10189d5b
mov edx, dword [edx*4 + reloc.KERNEL32.dll_FreeLibrary]
pushal
push word [esp + 0xc]
lea esp, [esp + 2]
jmp 0x10189d9f

Function at 0x10189d8e
Capabilities:
Encrypt data using aes

Disassembly:
lea edi, reloc.KERNEL32.dll_FreeLibrary
mov di, word [esp]
mov edi, edx
call fcn.10189d56
shr edi, 0x18
pushfd
push ecx
mov ecx, edi
jmp 0x10189de8
xor ecx, edi
bts edi, ecx
jmp 0x10189dfb
lea ecx, [ecx*4]
lea ecx, reloc.KERNEL32.dll_FreeLibrary
movzx edi, byte [ecx]
pop ecx
jmp 0x10189dce
and edx, ebp
lea edi, [edi*4]
clc
lea edi, [esi*4]
pushal
jmp 0x1018a4bb
invalid
xor ecx, edx
mov edx, ebx
jmp 0x10189e52
mov dword [eax + 0x14], edx
neg ch
mov ecx, dword [eax + 8]
pushal
jmp 0x10189e1b
xor edx, ecx
jmp 0x10189e72
mov dword [eax + 0x18], ecx
mov edx, dword [eax + 0xc]
clc
cmc
jmp 0x10189e3c
mov dword [eax + 0x1c], edx
call fcn.10189e5c
lea esp, [esp + 0x20]
cmp ebx, 0x10156314
pushfd
call 0x10189e8b
jp 0x10189e19
and al, 8
jmp 0x10189f46
add esi, 4
mov edx, dword [esi]
pop esi
xor edx, ecx
mov cx, 0x4095
jmp 0x10189e31
mov esi, dword [esp]
mov bx, word [esp]
mov bx, 0x30ab
lea esp, [esp + 4]
pop ebp
jmp 0x10189f0f
mov ebx, dword [esp]
jmp 0x10189ee4
pop eax
pop edi
push sp
lea esp, [esp + 2]
jmp 0x10189eb1
lea esp, [esp + 4]
ret
mov ebx, dword [esp]
push ebx
pop bx
bswap ebx
lea esp, [esp + 2]
jmp 0x10189ec3
jne 0x101498da
push 0xa
lea ebx, reloc.KERNEL32.dll_FreeLibrary
sete bl
jmp 0x10189eda
mov dword [edi], ecx
push esi
mov esi, eax
jmp 0x10189ea3
add ebx, 4
bswap edx
neg dx
mov dl, 0x15
jmp 0x10189ff9
lea edx, reloc.KERNEL32.dll_FreeLibrary
lea edx, [ecx + edx]
mov dl, byte [esp]
xor ecx, dword [eax]
stc
jmp 0x1018a04b
mov dx, bx
push dx
bsr edi, eax
lea esp, [esp + 2]
lea edi, [eax + 0x10]
jmp 0x1018a371
xor ecx, edx
lea esp, [esp + 0x5c]
xor ecx, dword [ebx]
setbe dl
jmp 0x1018a449

Function at 0x1022169c
Capabilities:
Parse pe header

Disassembly:
mov eax, dword fs:[0x30]
jmp 0x102216ea
push dword [esp + 8]
lea esp, [esp + 6]
mov dword [esp + 0x14], edi
lea esp, [esp + 0x14]
jmp 0x10221686
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0x1c]
jmp 0x102216d4
Function at 0x43e390
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a574b
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.00499e1a
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x43e412
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004974fa
mov eax, dword [eax]
push 0x4d020c
push eax
call fcn.0048a1d4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0049a0a5
test bl, bl
je 0x43e412
push 0x4d020c
lea ecx, [esp + 0xc]
call fcn.0049a435
push 0x4d3ecc
lea ecx, [esp + 0xc]
call fcn.0049a435
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 0x43e44e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0049a0a5
jmp 0x43e519
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 0x43e4d2
lea edx, [esp + 0x7c]
push 0x4d3ec8
push edx
call fcn.0048a1d4
add esp, 8
test eax, eax
je 0x43e4d2
lea eax, [esp + 0x7c]
push 0x4d3ec4
push eax
call fcn.0048a1d4
add esp, 8
test eax, eax
je 0x43e4d2
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 0x43e462
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.0049a0a5
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 0x43ed10
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 0x43ed72
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 0x43ed80
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a57cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4da5c0]
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 0x43eeb8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x43ede6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0049a0a5
xor eax, eax
jmp 0x43ef2f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0049a1e2
push esi
lea ecx, [esp + 0xc]
call fcn.0049a471
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 0x43ef0d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.0043ed10
test eax, eax
jne 0x43ef0d
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.0043ed10
test eax, eax
jne 0x43ef0d
lea eax, [esp + 0x14]
push 0x4d3ee0
push eax
call fcn.0048b2e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x43eeec
lea ecx, [esp + 0x14]
push 0x4d3edc
push ecx
call fcn.0048b260
mov esi, eax
add esp, 8
test esi, esi
jne 0x43eeec
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x43eeef
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0049a192
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x43edfe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0049a0a5
xor eax, eax
jmp 0x43ef2f
mov byte [esi], 0
push 0x4d3ed8
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.0049a0a5
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 0x452960
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 0x4529ce
cmp si, 0x69
ja 0x4529ce
add esi, 0xffd0
cmp si, 0x11
je 0x45299e
push 0x11
call edi
test ax, ax
jge 0x45299e
or esi, 0x2000
cmp si, 0x10
je 0x4529b3
push 0x10
call edi
test ax, ax
jge 0x4529b3
or esi, 0x4000
cmp si, 0x12
je 0x4529c8
push 0x12
call edi
test ax, ax
jge 0x4529c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4529db
mov esi, 0xbd
jmp 0x45298f
cmp si, 0x6e
jne 0x4529e8
mov esi, 0xbe
jmp 0x45298f
cmp si, 0x6f
jne 0x452989
mov esi, 0xbf
jmp 0x45298f

Function at 0x454250
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4ead88]
xor edx, edx
cmp eax, edx
jne 0x454276
xor eax, eax
mov byte [eax + 0x4eac88], al
inc eax
cmp eax, 0x100
jl 0x45425e
mov dword [0x4ead88], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4eac88
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x454307
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 0x4542da
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 0x4542a8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x454380
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 0x4543d3
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 0x4543ba
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 0x45ae10
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 0x45afa8
cmp ebp, ebx
jle 0x45afa8
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 0x45ae6e
dec eax
or eax, 0xfffffff8
inc eax
je 0x45ae75
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x45ae84
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x45ae8b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00499de6
add esp, 4
cmp eax, ebx
je 0x45aeac
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.00499de6
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 0x45af9e
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 0x45af85
mov al, byte [edx]
cmp al, 0xc0
jbe 0x45af71
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x45af66
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 0x45af74
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x45af74
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x45af10
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 0x45af01
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 0x45d4a8
Capabilities:
Initialize winsock library
Resolve dns

Disassembly:
sub esp, 0x1b8
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
jne 0x45d4f2
lea eax, [esp + 0x38]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
cmp eax, 1
mov dword [esi + 4], eax
jne 0x45d4e0
push str.icmp.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [esi + 8], eax
jmp 0x45d4e7
mov dword [esi + 8], 0
mov eax, dword [esi + 4]
test eax, eax
je 0x45d58a
mov eax, dword [esi + 8]
test eax, eax
je 0x45d58a
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.IcmpCreateFile
push eax
call edi
mov ecx, dword [esi + 8]
push str.IcmpSendEcho
push ecx
mov ebx, eax
call edi
mov edx, dword [esi + 8]
push str.IcmpCloseHandle
push edx
mov ebp, eax
call edi
test ebx, ebx
mov dword [esp + 0x10], eax
je 0x45d58a
test ebp, ebp
je 0x45d58a
test eax, eax
je 0x45d58a
mov esi, dword [esp + 0x1cc]
push esi
call dword [sym.imp.WS2_32.dll_inet_addr]
mov edi, eax
cmp edi, 0xffffffff
jne 0x45d55c
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x45d58a
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
mov edi, dword [ecx]
call ebx
mov edx, dword [esp + 0x1d0]
mov esi, eax
push edx
lea eax, [esp + 0x18]
push 0x24
push eax
push 0
push 0
push 0
push edi
push esi
mov dword [esp + 0x3c], 0xffffffff
call ebp
test eax, eax
push esi
jne 0x45d59a
call dword [esp + 0x14]
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x1b8
ret 8
call dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1b8
ret 8

Function at 0x45e0c0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4a7128
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 0x45e0f9
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.004a17bd
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004a1809
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.0045e180
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004a1846
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24