joyce8/EMBER2024-capa huggingface dataset:
Function at 0x871e15
Capabilities:
Execute anti-debugging instructions

Disassembly:
xchg cx, bp
pushal
push word [esp + 0x38]
pop ebp
push word [esp + 9]
jmp 0x871d76
add cx, 0x9a56
setae bh
bswap esi
bswap eax
xchg word [esp + 3], bx
add esp, 0
jmp 0x871d2c
btc ecx, ebx
btr esi, edx
rcr ch, 5
sub ecx, eax
setl ch
lea esi, reloc.WINMM.dll_midiStreamOut
jmp 0x871d45
pop word [esp + 0x16]
cld
setg dh
not bh
rdtsc
lea esp, [esp + 1]
jmp 0x871dee
mov al, ah
push word [esp + 0x12]
pop word [esp + 2]
bsf dx, ax
mov eax, esi
jmp 0x871d60
lea eax, reloc.WINMM.dll_midiStreamOut
rdtsc
mov al, 0x8e
not bh
bswap ecx
rdtsc
jmp 0x871d8f
mov byte [esp + 0xd], bh
mov edi, dword [esp + 0xa]
add esp, 6
not ecx
xchg ecx, ebp
xchg byte [esp], al
jmp 0x871ee2
add esp, 0
mov edi, 0xbe5576ec
xchg dword [esp], esi
mov ecx, esi
sub esp, 0xe
pop cx
jmp 0x871dbb
not cx
add esp, 0x33
inc dx
neg eax
lea ebp, [ebx + esi]
push word [esp + 1]
jmp 0x871dd3
mov bp, word [esp + 0x18]
mov edi, ebp
jmp 0x871da9
mov ax, word [esp + 1]
bsf si, si
call fcn.00871eb7
push 0xffffffffffffffe5
jne 0x871e4c
out dx, eax
push cs
xchg esp, eax
pop es
scasb al, byte es:[edi]
mov ecx, 0x6245c8b
mov ebx, dword [esp + 6]
mov edi, ebp
pop word [esp]
push word [esp + 2]
mov word [esp + 8], dx
jmp 0x871e1e
cwde
sti
ror byte [ebp - 0x24], cl
mov dh, byte [esp + 6]
mov dh, byte [esp]
pop bx
mov dx, word [esp + 7]
add esp, 0x12
pop esi
jmp 0x871e36
rdtsc
bsf ax, si
ror edx, 7
xchg byte [esp + 0xe], bl
inc dl
btr ecx, edx
jmp 0x871e51
lea esi, [edi + ebp]
push dword [esp + 4]
sub esp, 0x16
pop ax
cmc
inc ecx
jmp 0x871e6c

Function at 0x871eb7
Capabilities:
Execute anti-debugging instructions

Disassembly:
mov byte [esp + 0x17], ch
neg dx
btc esi, edi
bsf dx, ax
jmp 0x871ec4
mov ebx, ecx
cpuid
xchg dword [esp], edi
sub esp, 0xc
pushal
rcl bx, cl
jmp 0x871e80
shr ah, 1
btc edi, ebx
mov ch, byte [esp + 9]
xchg dh, al
jmp 0x871e96
lea esp, [esp + 8]
mov edi, dword [esp + 0x25]
mov word [esp + 0x11], bx
rdtsc
xchg dword [esp + 0x2a], esi
xchg dh, al
jmp 0x872075
shr ch, 5
mov dl, 0x74
bswap edx
lea esi, [eax - 0x81]
xor dl, ch
pop ax
jmp 0x871f0b
btr edi, edx
cpuid
mov ax, word [esp + 1]
cld
add esp, 5
mov edx, dword [esp + 0x13]
jmp 0x871f21
pop ebp
neg dh
mov dl, 0xc4
mov edi, dword [esp + 4]
xchg bh, cl
mov edx, dword [esp + 0x1e]
jmp 0x871f3d
lea esp, [esp + 0x10]
not di
pop dword [esp + 0x16]
inc bp
push dword [esp + 0x10]
lea edi, [ebp + 0x27]
jmp 0x871fcf

Function at 0x87204d
Capabilities:
Execute anti-debugging instructions

Disassembly:
not cx
mov ebx, dword [esp + 0x15]
btr eax, esp
jmp 0x872026
Function at 0x499839
Capabilities:
Check for software breakpoints

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffb5c
push edi
push esi
push 0xa1
lea eax, [ebp - 0x4a1]
push eax
push dword [ebp + 8]
call fcn.0049dae0
lea edi, [ebp - 0x400]
add edi, dword [ebp - 0x463]
mov esi, dword [ebp - 0x47d]
push esi
call fcn.0049e060
jmp 0x499a80
cmp byte [esi], 0xa
jne 0x499a73
cmp byte [esi - 2], 0xa
jne 0x499a73
mov cl, byte [esi]
mov byte [edi], cl
inc esi
inc edi
mov byte [edi], 0
mov byte [ebp - 0x45f], 1
mov dword [ebp - 0x471], esi
lea eax, [ebp - 0x400]
push eax
lea eax, [ebp - 0x4a1]
push eax
call fcn.00499666
lea eax, [ebp - 0x43c]
push eax
call fcn.0049d428
mov word [ebp - 0x465], ax
cmp byte [ebp - 0x43c], 0x33
jne 0x49998f
mov byte [ebp - 0x45d], 1
lea eax, [ebp - 0x400]
push eax
call fcn.0049dca6
lea eax, [ebp - 0x400]
push eax
call fcn.0049e060
mov ecx, eax
lea edi, [ebp - 0x400]
mov al, 0x6c
repne scasb al, byte es:[edi]
push edi
push ecx
dec edi
mov esi, 0x425afb
mov ecx, 9
repe cmpsb byte [esi], byte es:[edi]
mov esi, edi
pop ecx
pop edi
je 0x499926
test ecx, ecx
jne 0x4998f8
lea eax, [ebp - 0x4a1]
push eax
call fcn.004994c1
jmp 0x499a88
push 0x200
lea eax, [ebp - 0x200]
push eax
call fcn.0049e01e
mov edi, esi
lea esi, [ebp - 0x200]
cmp byte [edi], 0x20
jne 0x49994e
mov al, 0x20
mov ecx, 0x200
repe scasb al, byte es:[edi]
dec edi
jmp 0x499956
mov al, byte [edi]
mov byte [esi], al
inc edi
inc esi
cmp byte [edi], 0
je 0x499965
cmp byte [edi], 0xd
je 0x499965
cmp byte [edi], 0xa
jne 0x499950
lea eax, [ebp - 0x200]
push eax
pop dword [ebp - 0x440]
lea eax, [ebp - 0x4a1]
push eax
call fcn.00499502
lea eax, [ebp - 0x4a1]
push eax
call fcn.004991b3
jmp 0x499a6f
cmp word [ebp - 0x465], 0xcc
je 0x4999a3
cmp byte [ebp - 0x43c], 0x34
jne 0x4999b4
lea eax, [ebp - 0x4a1]
push eax
call fcn.004994c1
jmp 0x499a6f
cmp byte [ebp - 0x43c], 0x32
je 0x4999ca
cmp byte [ebp - 0x43c], 0x35
jne 0x499a63
push 0x425ad2
lea eax, [ebp - 0x400]
push eax
call fcn.00499aa2
cmp eax, 0
jbe 0x4999fc
mov byte [ebp - 0x457], 1
mov byte [ebp - 0x456], 1
lea eax, [ebp - 0x4a1]
push eax
call fcn.00499793
jmp 0x499a6f
push 0x425aec
lea eax, [ebp - 0x400]
push eax
call fcn.00499aa2
cmp eax, 0
ja 0x499a1d
cmp word [ebp - 0x465], 0xce
jne 0x499a26
mov byte [ebp - 0x457], 1
jmp 0x499a43
push 0x425add
lea eax, [ebp - 0x400]
push eax
call fcn.00499aa2
cmp eax, 0
jbe 0x499a43
mov byte [ebp - 0x457], 1
cmp dword [ebp - 0x418], 2
je 0x499a55
cmp dword [ebp - 0x418], 3
jne 0x499a61
lea eax, [ebp - 0x4a1]
push eax
call fcn.00499c5e
jmp 0x499a6f
lea eax, [ebp - 0x4a1]
push eax
call fcn.004994c1
jmp 0x499a88
mov cl, byte [esi]
mov byte [edi], cl
inc edi
inc esi
inc dword [ebp - 0x463]
dec eax
or eax, eax
jne 0x499875
push 0xa1
push dword [ebp + 8]
lea eax, [ebp - 0x4a1]
push eax
call fcn.0049dae0
pop esi
pop edi
leave
ret 4
Function at 0x4a4857
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
push 4
lea eax, [ebp + 8]
push esi
push eax
call fcn.004a3486
mov eax, dword [ebp + 8]
push 4
lea edi, [eax + esi]
lea eax, [edi + 0x3c]
push eax
lea eax, [ebp - 4]
push eax
call fcn.004a3486
mov eax, dword [ebp - 4]
push 4
add eax, edi
push eax
lea eax, [ebp - 8]
push eax
call fcn.004a3486
add esp, 0x24
cmp dword [ebp - 8], 0x4550
je 0x4a48b0
push 0x428f10
call fcn.004a40f7
jmp 0x4a4972
mov eax, dword [ebp - 4]
push 8
lea eax, [eax + edi + 0x78]
push eax
lea eax, [ebp - 0x14]
push eax
call fcn.004a3486
mov eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 0x14]
mov ebx, 0x10000
add esp, 0xc
cmp eax, ebx
mov dword [ebp - 0xc], eax
mov dword [ebp + 8], ecx
jb 0x4a48e2
push 0x428ee0
jmp 0x4a48a6
push eax
call fcn.004a3324
mov esi, eax
pop ecx
test esi, esi
jne 0x4a48f6
push 0x428eb4
jmp 0x4a48a6
mov eax, dword [ebp + 8]
push dword [ebp - 0xc]
add eax, edi
push eax
push esi
call fcn.004a3486
mov ecx, dword [ebp + 0xc]
add esp, 0xc
cmp ecx, ebx
jae 0x4a4915
sub cx, word [esi + 0x10]
jmp 0x4a4963
mov eax, esi
xor ebx, ebx
sub eax, dword [ebp + 8]
add dword [esi + 0x20], eax
cmp dword [esi + 0x18], ebx
jbe 0x4a494c
xor eax, eax
jmp 0x4a492b
mov ecx, dword [ebp + 0xc]
mov edx, dword [esi + 0x20]
mov eax, dword [edx + eax*4]
sub eax, dword [ebp + 8]
add eax, esi
push eax
push ecx
call fcn.004a31a6
pop ecx
test eax, eax
pop ecx
je 0x4a494c
inc ebx
movzx eax, bx
cmp eax, dword [esi + 0x18]
jb 0x4a4928
movzx eax, bx
cmp eax, dword [esi + 0x18]
jae 0x4a496b
mov ecx, esi
sub ecx, dword [ebp + 8]
add dword [esi + 0x24], ecx
mov ecx, dword [esi + 0x24]
mov cx, word [ecx + eax*2]
movzx eax, cx
cmp eax, dword [esi + 0x14]
jb 0x4a4976
push esi
call fcn.004a336a
pop ecx
xor eax, eax
jmp 0x4a498e
mov ecx, esi
push esi
sub ecx, dword [ebp + 8]
add dword [esi + 0x1c], ecx
mov ecx, dword [esi + 0x1c]
mov ebx, dword [ecx + eax*4]
call fcn.004a336a
pop ecx
lea eax, [ebx + edi]
pop edi
pop esi
pop ebx
leave
ret

Function at 0x4c9a1c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
push ebx
mov edi, dword [ebp + 8]
mov eax, dword [edi]
or eax, dword [edi + 4]
je 0x4c9a6f
mov ecx, 8
mov esi, 0x13cee4d1
sub ebx, ebx
sub eax, eax
mov al, byte [edi]
inc edi
mul esi
rol ebx, 5
xor ebx, eax
dec ecx
jne 0x4c9a38
test ebx, ebx
jne 0x4c9a4d
mov ebx, esi
mov edi, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x10]
shr ecx, 2
je 0x4c9a60
xor dword [edi], ebx
add edi, 4
dec ecx
jne 0x4c9a58
mov ecx, dword [ebp + 0x10]
and cl, 3
je 0x4c9a6f
xor byte [edi], bl
inc edi
dec cl
jne 0x4c9a68
pop ebx
pop edi
pop esi
leave
ret
Function at 0x4cf320
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
push ebx
mov ebx, 0x5e9212fc
mov edx, 0xa761f0f7
sub eax, eax
mov esi, dword [ebp + 0xc]
lea edi, [esi - 1]
inc edi
cmp byte [edi], 0
jne 0x4cf338
cmp esi, edi
je 0x4cf361
mov al, byte [esi]
inc esi
imul ecx, eax, 0x71b2c107
ror edx, 6
xor ecx, edx
imul edx, eax, 0xebae624d
ror ebx, 7
xor edx, ebx
mov ebx, ecx
cmp esi, edi
jb 0x4cf342
and ebx, 0x7fffffff
cmp ebx, 0x7fffffab
jb 0x4cf375
sub ebx, 0x7fffffab
mov eax, dword [ebp + 8]
mov dword [eax], ebx
mov dword [eax + 4], edx
pop ebx
pop edi
pop esi
leave
ret

Function at 0x4cf4fa
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
push ebx
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 0x10]
push ebp
mov ebp, dword [ebp + 8]
mov ebx, dword [ebp + 0x8c]
mov ecx, dword [ebp + 0x94]
test ecx, ecx
je 0x4cf540
lea edx, [esi + ecx]
cmp edx, edi
jbe 0x4cf523
mov edx, edi
mov al, byte [esi]
xor bl, al
mov byte [esi], bl
ror ebx, 8
dec ecx
inc esi
cmp esi, edx
jb 0x4cf523
test ecx, ecx
jne 0x4cf5e9
xor ebx, dword [ebp + 0x90]
mov edx, dword [ebp]
sub edi, 4
jmp 0x4cf589
mov eax, 0x9c4e
mul edx
mov ecx, 0x7fffffab
div ecx
mov ecx, dword [ebp + 4]
imul ecx, ecx, 0x19660d
add ecx, 0x3c6ef35f
mov dword [ebp + 4], ecx
mov eax, dword [ebp + 8]
shr eax, 0x1b
mov ecx, dword [ebp + eax*4 + 0xc]
sub ecx, dword [ebp + 4]
mov dword [ebp + 8], ecx
mov dword [ebp + eax*4 + 0xc], edx
xor ebx, ecx
mov ecx, dword [esi]
xor ebx, ecx
mov dword [esi], ebx
mov ebx, ecx
add esi, 4
cmp esi, edi
jbe 0x4cf548
add edi, 4
mov ecx, edi
sub ecx, esi
je 0x4cf5e6
mov eax, 0x9c4e
mul edx
mov ecx, 0x7fffffab
div ecx
mov ecx, dword [ebp + 4]
imul ecx, ecx, 0x19660d
add ecx, 0x3c6ef35f
mov dword [ebp + 4], ecx
mov eax, dword [ebp + 8]
shr eax, 0x1b
mov ecx, dword [ebp + eax*4 + 0xc]
sub ecx, dword [ebp + 4]
mov dword [ebp + 8], ecx
mov dword [ebp + eax*4 + 0xc], edx
xor ebx, ecx
mov dword [ebp + 0x90], ebx
mov ecx, 4
mov al, byte [esi]
xor bl, al
mov byte [esi], bl
ror ebx, 8
dec ecx
inc esi
cmp esi, edi
jb 0x4cf5d7
mov dword [ebp], edx
mov dword [ebp + 0x8c], ebx
mov dword [ebp + 0x94], ecx
pop ebp
pop ebx
pop edi
pop esi
leave
ret
Function at 0x408120
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x465b6b
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.0045a78e
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4081a2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045850d
mov eax, dword [eax]
push 0x49e1c0
push eax
call fcn.0044b374
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045aa19
test bl, bl
je 0x4081a2
push 0x49e1c0
lea ecx, [esp + 0xc]
call fcn.0045ada9
push 0x4a1d2c
lea ecx, [esp + 0xc]
call fcn.0045ada9
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 0x4081de
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045aa19
jmp 0x4082a9
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 0x408262
lea edx, [esp + 0x7c]
push 0x4a1d28
push edx
call fcn.0044b374
add esp, 8
test eax, eax
je 0x408262
lea eax, [esp + 0x7c]
push 0x4a1d24
push eax
call fcn.0044b374
add esp, 8
test eax, eax
je 0x408262
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 0x4081f2
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.0045aa19
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 0x408aa0
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 0x408b02
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 0x408b10
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x465beb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4a81f8]
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 0x408c48
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x408b76
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045aa19
xor eax, eax
jmp 0x408cbf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045ab56
push esi
lea ecx, [esp + 0xc]
call fcn.0045ade5
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 0x408c9d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.00408aa0
test eax, eax
jne 0x408c9d
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 accept
mov ecx, edi
call fcn.00408aa0
test eax, eax
jne 0x408c9d
lea eax, [esp + 0x14]
push 0x4a1d40
push eax
call fcn.0044c3b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x408c7c
lea ecx, [esp + 0x14]
push 0x4a1d3c
push ecx
call fcn.0044c330
mov esi, eax
add esp, 8
test esi, esi
jne 0x408c7c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x408c7f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045ab06
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x408b8e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045aa19
xor eax, eax
jmp 0x408cbf
mov byte [esi], 0
push 0x4a1d38
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.0045aa19
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 0x419210
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 0x41927e
cmp si, 0x69
ja 0x41927e
add esi, 0xffd0
cmp si, 0x11
je 0x41924e
push 0x11
call edi
test ax, ax
jge 0x41924e
or esi, 0x2000
cmp si, 0x10
je 0x419263
push 0x10
call edi
test ax, ax
jge 0x419263
or esi, 0x4000
cmp si, 0x12
je 0x419278
push 0x12
call edi
test ax, ax
jge 0x419278
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41928b
mov esi, 0xbd
jmp 0x41923f
cmp si, 0x6e
jne 0x419298
mov esi, 0xbe
jmp 0x41923f
cmp si, 0x6f
jne 0x419239
mov esi, 0xbf
jmp 0x41923f

Function at 0x41a8f0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4b8848]
xor edx, edx
cmp eax, edx
jne 0x41a916
xor eax, eax
mov byte [eax + 0x4b8748], al
inc eax
cmp eax, 0x100
jl 0x41a8fe
mov dword [0x4b8848], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4b8748
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41a9a7
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 0x41a97a
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 0x41a948
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41aa20
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 0x41aa73
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 0x41aa5a
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 0x4214b0
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 0x421648
cmp ebp, ebx
jle 0x421648
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 0x42150e
dec eax
or eax, 0xfffffff8
inc eax
je 0x421515
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x421524
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42152b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0045a75a
add esp, 4
cmp eax, ebx
je 0x42154c
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.0045a75a
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 0x42163e
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 0x421625
mov al, byte [edx]
cmp al, 0xc0
jbe 0x421611
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x421606
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 0x421614
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x421614
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4215b0
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 0x4215a1
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 0x424690
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4670b8
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 0x4246c9
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.00462107
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00462153
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.00424750
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00462190
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
Function at 0x428c00
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x467848
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x54
mov eax, dword [esp + 0x74]
mov edx, dword [esp + 0x6c]
push esi
mov esi, ecx
mov ecx, dword [esp + 0x74]
push edi
push eax
mov eax, dword [esp + 0x74]
push ecx
push edx
lea ecx, [esp + 0x14]
push eax
push ecx
mov ecx, esi
call fcn.00429780
lea edx, [esp + 0x18]
push eax
push edx
call dword [sym.imp.USER32.dll_CopyRect]
mov eax, dword [esp + 0x18]
xor edi, edi
xor ecx, ecx
cmp eax, edi
setl cl
dec ecx
xor edx, edx
and ecx, eax
mov eax, dword [esp + 0x1c]
cmp eax, edi
mov dword [esp + 0x18], ecx
setl dl
dec edx
and edx, eax
lea eax, [esp + 0x18]
push eax
mov dword [esp + 0x20], edx
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x428ca9
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, eax
xor ecx, ecx
xor edx, edx
xor esi, esi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop ebx
pop edi
pop esi
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
lea ecx, [esp + 8]
push ecx
mov ecx, esi
call fcn.00428890
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.USER32.dll_OffsetRect]
push edi
lea ecx, [esp + 0x4c]
call fcn.004613b8
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], edi
call fcn.00438120
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [sym.imp.GDI32.dll_LPtoDP]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [sym.imp.USER32.dll_IntersectRect]
mov esi, dword [esp + 0x6c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov edx, esi
mov dword [esp + 0x64], 0xffffffff
mov dword [edx], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 4], ecx
mov ecx, dword [esp + 0x34]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x48]
call fcn.0046142a
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14