joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a83ec
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff8
mov ebx, eax
xor eax, eax
mov al, byte [ebx + 0x48]
mov eax, dword [ebx + eax*4 + 0x40]
mov al, byte [eax]
dec al
je 0x4a841d
dec al
je 0x4a8459
dec al
je 0x4a849d
dec al
je 0x4a8508
jmp 0x4a8592
mov esi, dword [ebx + 0x24]
inc esi
mov edi, dword [ebx + 0x20]
sub edi, esi
jb 0x4a8592
inc edi
mov edx, esi
sub edx, dword [ebx + 0x24]
xor ecx, ecx
mov cl, byte [ebx + 0x48]
mov ecx, dword [ebx + ecx*4 + 0x40]
mov dl, byte [ecx + edx]
xor eax, eax
mov al, byte [ebx + 0x48]
mov eax, dword [ebx + eax*4 + 0x40]
add dl, byte [eax + esi]
and dl, 0xff
mov byte [eax + esi], dl
inc esi
dec edi
jne 0x4a842d
jmp 0x4a8592
mov edi, dword [ebx + 0x20]
test edi, edi
jbe 0x4a8592
mov esi, 1
mov al, byte [ebx + 0x48]
mov edx, eax
xor dl, 1
and edx, 0x7f
mov edx, dword [ebx + edx*4 + 0x40]
mov dl, byte [edx + esi]
and eax, 0x7f
mov eax, dword [ebx + eax*4 + 0x40]
add dl, byte [eax + esi]
and dl, 0xff
xor eax, eax
mov al, byte [ebx + 0x48]
mov eax, dword [ebx + eax*4 + 0x40]
mov byte [eax + esi], dl
inc esi
dec edi
jne 0x4a8469
jmp 0x4a8592
mov edi, dword [ebx + 0x20]
test edi, edi
jbe 0x4a8592
mov esi, 1
mov al, byte [ebx + 0x48]
xor al, 1
and eax, 0x7f
mov eax, dword [ebx + eax*4 + 0x40]
movzx eax, byte [eax + esi]
mov ecx, esi
dec ecx
mov edx, dword [ebx + 0x24]
cmp ecx, edx
jae 0x4a84cb
xor ebp, ebp
jmp 0x4a84dc
mov ecx, esi
sub ecx, edx
xor edx, edx
mov dl, byte [ebx + 0x48]
mov edx, dword [ebx + edx*4 + 0x40]
movzx ebp, byte [edx + ecx]
add eax, ebp
sar eax, 1
jns 0x4a84e5
adc eax, 0
xor edx, edx
mov dl, byte [ebx + 0x48]
mov edx, dword [ebx + edx*4 + 0x40]
add al, byte [edx + esi]
and al, 0xff
xor edx, edx
mov dl, byte [ebx + 0x48]
mov edx, dword [ebx + edx*4 + 0x40]
mov byte [edx + esi], al
inc esi
dec edi
jne 0x4a84ad
jmp 0x4a8592
xor ebp, ebp
xor eax, eax
mov dword [esp + 4], eax
mov edi, dword [ebx + 0x20]
test edi, edi
jbe 0x4a8592
mov esi, 1
mov al, byte [ebx + 0x48]
xor al, 1
and eax, 0x7f
mov eax, dword [ebx + eax*4 + 0x40]
movzx eax, byte [eax + esi]
mov edx, esi
dec edx
cmp edx, dword [ebx + 0x24]
jb 0x4a8560
mov edx, esi
sub edx, dword [ebx + 0x24]
xor ecx, ecx
mov cl, byte [ebx + 0x48]
mov ecx, dword [ebx + ecx*4 + 0x40]
movzx ebp, byte [ecx + edx]
mov dl, byte [ebx + 0x48]
xor dl, 1
and edx, 0x7f
mov edx, dword [ebx + edx*4 + 0x40]
mov ecx, esi
sub ecx, dword [ebx + 0x24]
movzx edx, byte [edx + ecx]
mov dword [esp + 4], edx
xor edx, edx
mov dl, byte [ebx + 0x48]
mov edx, dword [ebx + edx*4 + 0x40]
movzx edx, byte [edx + esi]
mov dword [esp], edx
mov cl, byte [esp + 4]
push eax
mov eax, ebp
pop edx
call fcn.004a5ea4
add al, byte [esp]
and al, 0xff
xor edx, edx
mov dl, byte [ebx + 0x48]
mov edx, dword [ebx + edx*4 + 0x40]
mov byte [edx + esi], al
inc esi
dec edi
jne 0x4a851c
pop ecx
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4adc7c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov esi, ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov ebx, dword [ebp - 4]
inc ebx
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, esi
mov edx, ebx
call fcn.00426570
cmp ebx, dword [ebp - 8]
jge 0x4adcdf
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, esi
mov edx, ebx
call fcn.0042693c
mov edi, eax
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, esi
mov edx, ebx
call fcn.0042693c
xor edi, eax
push edi
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, esi
mov edx, ebx
call fcn.00426968
add ebx, 2
cmp ebx, dword [ebp - 8]
jl 0x4adca5
pop edi
pop esi
pop ebx
pop ecx
pop ecx
pop ebp
ret

Function at 0x4adce8
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
mov esi, eax
mov ebx, dword [ebp - 4]
inc ebx
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, ebx
mov edx, esi
call fcn.00426570
cmp ebx, dword [ebp - 8]
jge 0x4add4b
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, ebx
mov edx, esi
call fcn.0042693c
mov edi, eax
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, ebx
mov edx, esi
call fcn.0042693c
xor edi, eax
push edi
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov ecx, ebx
mov edx, esi
call fcn.00426968
add ebx, 2
cmp ebx, dword [ebp - 8]
jl 0x4add11
pop edi
pop esi
pop ebx
pop ecx
pop ecx
pop ebp
ret
Function at 0x4cee48
Capabilities:
Encode data using base64
Encrypt data using rc4 ksa

Disassembly:
push ebx
push esi
push edi
push ebp
push ecx
mov dword [esp], ecx
mov esi, eax
mov ebp, edx
xor ebx, ebx
xor edi, edi
mov eax, dword [esp]
mov ecx, 3
cdq
idiv ecx
test eax, eax
jle 0x4ceee6
xor edx, edx
mov dl, byte [esi + ebx]
shr edx, 2
mov dl, byte [edx + 0x4dabbc]
mov byte [ebp + edi], dl
mov dl, byte [esi + ebx]
and dl, 3
and edx, 0xff
shl edx, 4
xor ecx, ecx
mov cl, byte [esi + ebx + 1]
shr ecx, 4
add edx, ecx
mov dl, byte [edx + 0x4dabbc]
push edx
pop edx
mov byte [ebp + edi + 1], dl
mov dl, byte [esi + ebx + 1]
and dl, 0xf
and edx, 0xff
shl edx, 2
xor ecx, ecx
mov cl, byte [esi + ebx + 2]
shr ecx, 6
add edx, ecx
mov dl, byte [edx + 0x4dabbc]
push edx
pop edx
mov byte [ebp + edi + 2], dl
mov dl, byte [esi + ebx + 2]
and dl, 0x3f
and edx, 0xff
mov dl, byte [edx + 0x4dabbc]
mov byte [ebp + edi + 3], dl
add edi, 4
add ebx, 3
dec eax
jne 0x4cee67
mov eax, dword [esp]
mov ecx, 3
cdq
idiv ecx
dec edx
je 0x4ceefc
dec edx
je 0x4cef31
jmp 0x4cef82
xor eax, eax
mov al, byte [esi + ebx]
shr eax, 2
mov al, byte [eax + 0x4dabbc]
mov byte [ebp + edi], al
mov al, byte [esi + ebx]
and al, 3
and eax, 0xff
shl eax, 4
mov al, byte [eax + 0x4dabbc]
mov byte [ebp + edi + 1], al
mov byte [ebp + edi + 2], 0x3d
mov byte [ebp + edi + 3], 0x3d
jmp 0x4cef82
xor eax, eax
mov al, byte [esi + ebx]
shr eax, 2
mov al, byte [eax + 0x4dabbc]
mov byte [ebp + edi], al
mov al, byte [esi + ebx]
and al, 3
and eax, 0xff
shl eax, 4
xor edx, edx
mov dl, byte [esi + ebx + 1]
shr edx, 4
add eax, edx
mov al, byte [eax + 0x4dabbc]
mov byte [ebp + edi + 1], al
mov al, byte [esi + ebx + 1]
and al, 0xf
and eax, 0xff
shl eax, 2
mov al, byte [eax + 0x4dabbc]
mov byte [ebp + edi + 2], al
mov byte [ebp + edi + 3], 0x3d
mov eax, dword [esp]
add eax, 2
mov ecx, 3
cdq
idiv ecx
shl eax, 2
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4d5420
Capabilities:
Enumerate gui resources

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
push esi
push edi
xor eax, eax
mov dword [ebp - 0x14], eax
mov eax, 0x4d4eb0
call fcn.004068f0
xor eax, eax
push ebp
push 0x4d5575
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x4d5584
push 0
push 0
call fcn.00406bb0
mov ebx, eax
push 0
push ebx
call sub.kernel32.dll_WaitForSingleObject
cmp eax, 0x102
je 0x4d54d2
mov eax, dword [0x4db194]
mov eax, dword [eax]
call fcn.004636e0
call sub.kernel32.dll_GetThreadLocale_1
cmp eax, 0x804
je 0x4d54a9
xor eax, eax
push ebp
push 0x4d549f
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x804
call sub.kernel32.dll_SetThreadLocale
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x4d54a9
mov ecx, dword [0x4db378]
mov eax, dword [0x4db194]
mov eax, dword [eax]
mov edx, dword [0x4d0a38]
call fcn.004636f8
mov eax, dword [0x4db194]
mov eax, dword [eax]
call fcn.00463778
jmp 0x4d555f
mov eax, 0x4dd508
mov edx, 0x64
call fcn.004048fc
mov eax, dword [0x4dd508]
call fcn.00404570
push eax
mov eax, dword [0x4dd508]
call fcn.00404770
push eax
mov eax, dword [0x4dc668]
push eax
call sub.kernel32.dll_GetModuleFileNameA_1
mov eax, dword [0x4dd508]
call fcn.00404770
mov edx, eax
mov eax, 0x4dd508
call fcn.004044a8
lea edx, [ebp - 0x14]
mov eax, dword [0x4dd508]
call fcn.004097e4
mov edx, dword [ebp - 0x14]
mov eax, 0x4dd508
call fcn.00404304
push 0
push 0x4d4ce4
call sub.user32.dll_EnumWindows
cmp dword [0x4dd504], 0
je 0x4d555f
push 9
mov eax, dword [0x4dd504]
push eax
call sub.user32.dll_ShowWindow
mov eax, dword [0x4dd504]
push eax
call sub.user32.dll_SetForegroundWindow
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4d557c
lea eax, [ebp - 0x14]
call fcn.004042b0
ret
Function at 0x406de0
Capabilities:
Hide graphical window

Disassembly:
push 0
mov eax, dword [0x40a930]
push eax
call sub.user32.dll_ShowWindow
push 0xffffffffffffffec
mov eax, dword [0x40a930]
push eax
call sub.user32.dll_GetWindowLongA
or eax, 0x80
push eax
push 0xffffffffffffffec
mov eax, dword [0x40a930]
push eax
call sub.user32.dll_SetWindowLongA
push 5
mov eax, dword [0x40a930]
push eax
call sub.user32.dll_ShowWindow
ret

Function at 0x430002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x408f6c
nop
nop
mov ecx, 0x65043104
nop
nop
nop
nop
test eax, eax
nop
nop
je 0x43004e
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
jne 0x430024
nop
nop
nop
nop
mov eax, section..data
nop
nop
mov ebx, 0x42e3d0
mov ecx, 0x58687139
nop
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x430084
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
add eax, 4
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x43006c
nop
nop
nop
nop
popal
nop
jmp 0x401219
Function at 0x428e25
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x50
push ebp
lea eax, [esp + 0x28]
push edi
push eax
call fcn.00428fd5
mov ecx, dword [esp + 0x5c]
xor edx, edx
xor ebp, ebp
mov dword [esp + 0xc], 1
mov edi, dword [ecx]
mov dword [esp + 0x10], 8
mov dword [esp + 0x14], 2
mov dword [esp + 0x18], 4
mov dx, word [edi + 0x14]
cmp word [edi + 6], bp
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x20], 0x80
mov dword [esp + 0x24], 0x20
mov dword [esp + 0x28], 0x40
lea eax, [edx + edi + 0x18]
jbe 0x428f23
push ebx
push esi
lea ebx, [eax + 0x24]
mov eax, dword [ebx]
mov ecx, eax
mov edx, eax
shr ecx, 0x1d
shr edx, 0x1e
mov esi, eax
and ecx, 1
and edx, 1
shr esi, 0x1f
test eax, 0x2000000
je 0x428ec6
mov eax, dword [ebx - 0x14]
mov ecx, dword [ebx - 0x1c]
push 0x4000
push eax
push ecx
call dword [esp + 0x4c]
jmp 0x428f09
lea edx, [edx + ecx*2]
test eax, 0x4000000
lea ecx, [esi + edx*2]
mov esi, dword [esp + ecx*4 + 0x14]
je 0x428edd
or esi, 0x200
mov edx, dword [ebx - 0x14]
mov ecx, edx
test ecx, ecx
jne 0x428ef8
test al, 0x40
je 0x428eef
mov ecx, dword [edi + 0x20]
jmp 0x428ef6
test al, 0x80
je 0x428f09
mov ecx, dword [edi + 0x24]
test ecx, ecx
jbe 0x428f09
mov ecx, dword [ebx - 0x1c]
lea eax, [esp + 0x10]
push eax
push esi
push edx
push ecx
call dword [esp + 0x44]
mov edx, dword [esp + 0x64]
xor eax, eax
inc ebp
add ebx, 0x28
mov edi, dword [edx]
mov ax, word [edi + 6]
cmp ebp, eax
jl 0x428e95
pop esi
pop ebx
pop edi
pop ebp
add esp, 0x50
ret
Function at 0x4158c0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47b87b
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.0046fa58
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x415942
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046d640
mov eax, dword [eax]
push 0x4b2220
push eax
call fcn.0045f8f4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046fce3
test bl, bl
je 0x415942
push 0x4b2220
lea ecx, [esp + 0xc]
call fcn.00470073
push 0x4b5db0
lea ecx, [esp + 0xc]
call fcn.00470073
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 0x41597e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046fce3
jmp 0x415a49
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 0x415a02
lea edx, [esp + 0x7c]
push 0x4b5dac
push edx
call fcn.0045f8f4
add esp, 8
test eax, eax
je 0x415a02
lea eax, [esp + 0x7c]
push 0x4b5da8
push eax
call fcn.0045f8f4
add esp, 8
test eax, eax
je 0x415a02
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 0x415992
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.0046fce3
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 0x416cc0
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 0x416d22
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 0x416d30
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47b9db
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4bc634]
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 0x416e68
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x416d96
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046fce3
xor eax, eax
jmp 0x416edf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046fe20
push esi
lea ecx, [esp + 0xc]
call fcn.004700af
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4b5de8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x416ebd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00416cc0
test eax, eax
jne 0x416ebd
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.00416cc0
test eax, eax
jne 0x416ebd
lea eax, [esp + 0x14]
push 0x4b5dc4
push eax
call fcn.00460930
mov esi, eax
add esp, 8
test esi, esi
jne 0x416e9c
lea ecx, [esp + 0x14]
push 0x4b5dc0
push ecx
call fcn.004608b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x416e9c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x416e9f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046fdd0
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x416dae
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046fce3
xor eax, eax
jmp 0x416edf
mov byte [esi], 0
push 0x4b5dbc
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.0046fce3
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 0x42a780
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 0x42a7ee
cmp si, 0x69
ja 0x42a7ee
add esi, 0xffd0
cmp si, 0x11
je 0x42a7be
push 0x11
call edi
test ax, ax
jge 0x42a7be
or esi, 0x2000
cmp si, 0x10
je 0x42a7d3
push 0x10
call edi
test ax, ax
jge 0x42a7d3
or esi, 0x4000
cmp si, 0x12
je 0x42a7e8
push 0x12
call edi
test ax, ax
jge 0x42a7e8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42a7fb
mov esi, 0xbd
jmp 0x42a7af
cmp si, 0x6e
jne 0x42a808
mov esi, 0xbe
jmp 0x42a7af
cmp si, 0x6f
jne 0x42a7a9
mov esi, 0xbf
jmp 0x42a7af

Function at 0x42bf20
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4ccd90]
xor edx, edx
cmp eax, edx
jne 0x42bf46
xor eax, eax
mov byte [eax + 0x4ccc90], al
inc eax
cmp eax, 0x100
jl 0x42bf2e
mov dword [0x4ccd90], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4ccc90
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42bfd7
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 0x42bfaa
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 0x42bf78
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42c050
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 0x42c0a3
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 0x42c08a
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 0x432ae0
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 0x432c78
cmp ebp, ebx
jle 0x432c78
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 0x432b3e
dec eax
or eax, 0xfffffff8
inc eax
je 0x432b45
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x432b54
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x432b5b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0046fa24
add esp, 4
cmp eax, ebx
je 0x432b7c
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.0046fa24
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 0x432c6e
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 0x432c55
mov al, byte [edx]
cmp al, 0xc0
jbe 0x432c41
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x432c36
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 0x432c44
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x432c44
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x432be0
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 0x432bd1
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 0x435ce0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x47d398
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 0x435d19
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.004773d7
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00477423
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.00435da0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00477460
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24