joyce8/EMBER2024-capa huggingface dataset:
Function at 0x40fc97
Capabilities:
Encode data using xor
Hash data using murmur3

Disassembly:
sub esp, 0x134
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x148]
xor esi, esi
lea ebx, [edi + 0x28]
push dword [ebx]
call fcn.00425f54
mov dword [esp + esi*4 + 0x48], eax
lea ebx, [ebx + 4]
inc esi
pop ecx
cmp esi, 0x10
jb 0x40fcad
push 0x30
lea ebx, [esp + 0x80]
pop ebp
mov ecx, dword [ebx - 0x34]
mov esi, ecx
mov edx, dword [ebx]
mov eax, ecx
rol esi, 0xe
lea ebx, [ebx + 4]
ror eax, 7
xor esi, eax
shr ecx, 3
xor esi, ecx
mov eax, edx
mov ecx, edx
rol eax, 0xd
rol ecx, 0xf
xor ecx, eax
shr edx, 0xa
xor ecx, edx
add esi, ecx
add esi, dword [ebx - 0x3c]
add esi, dword [ebx - 0x18]
mov dword [ebx + 4], esi
sub ebp, 1
jne 0x40fccc
mov eax, dword [edi]
xor ebx, ebx
mov ecx, dword [edi + 4]
mov edx, dword [edi + 8]
mov esi, dword [edi + 0x14]
mov ebp, dword [edi + 0x10]
mov dword [esp + 0x20], eax
mov dword [esp + 0x2c], eax
mov eax, dword [edi + 0xc]
mov dword [esp + 0x28], eax
mov eax, dword [edi + 0x18]
mov dword [esp + 0x10], eax
mov eax, dword [edi + 0x1c]
mov edi, dword [esp + 0x20]
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], esi
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x10]
mov dword [esp + 0x40], eax
mov eax, ebp
rol eax, 7
mov dword [esp + 0x3c], esi
mov esi, ebp
ror esi, 0xb
xor esi, eax
mov dword [esp + 0x30], ecx
mov dword [esp + 0x34], edx
mov eax, ebp
mov edx, dword [esp + 0x1c]
mov ecx, ebp
ror eax, 6
not ecx
and ecx, dword [esp + 0x10]
xor esi, eax
mov eax, edx
mov dword [esp + 0x1c], ebp
and eax, ebp
mov dword [esp + 0x38], ebp
xor ecx, eax
mov ebp, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
add esi, ecx
add esi, dword [ebx + 0x433a88]
add esi, dword [esp + ebx + 0x44]
add ebx, 4
add esi, dword [esp + 0x24]
mov dword [esp + 0x24], eax
add ebp, esi
mov dword [esp + 0x10], edx
mov eax, edi
rol eax, 0xa
mov edx, edi
ror edx, 0xd
xor edx, eax
mov dword [esp + 0x20], edi
mov eax, edi
ror eax, 2
xor edx, eax
mov eax, dword [esp + 0x18]
mov ecx, eax
and eax, dword [esp + 0x14]
xor ecx, dword [esp + 0x14]
and ecx, edi
xor ecx, eax
mov eax, dword [esp + 0x18]
add edx, ecx
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x14]
mov ecx, edi
mov dword [esp + 0x18], eax
mov dword [esp + 0x14], ecx
lea edi, [edx + esi]
mov esi, dword [esp + 0x1c]
mov edx, eax
cmp ebx, 0x100
jb 0x40fd43
mov eax, dword [esp + 0x2c]
add eax, edi
mov edi, dword [esp + 0x148]
add dword [edi + 4], ecx
mov ecx, dword [esp + 0x30]
add dword [edi + 8], ecx
mov ecx, dword [esp + 0x34]
add dword [edi + 0xc], ecx
mov ecx, dword [esp + 0x38]
add dword [edi + 0x14], ecx
mov ecx, dword [esp + 0x3c]
add dword [edi + 0x18], ecx
add dword [edi + 0x10], ebp
mov ecx, dword [esp + 0x40]
add dword [edi + 0x1c], ecx
mov dword [edi], eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x134
ret 4
Function at 0x41039c
Capabilities:
Get token membership

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
xor ebx, ebx
mov word [ebp - 0xc], 0x500
lea eax, [ebp - 8]
mov dword [ebp - 0x10], ebx
push eax
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push 0x220
push 0x20
push 2
lea eax, [ebp - 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_AllocateAndInitializeSid]
mov dword [ebp - 4], eax
test eax, eax
je 0x4103f5
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
call dword [sym.imp.ADVAPI32.dll_CheckTokenMembership]
push dword [ebp - 8]
neg eax
sbb eax, eax
and dword [ebp - 4], eax
call dword [sym.imp.ADVAPI32.dll_FreeSid]
mov eax, dword [ebp - 4]
test eax, eax
setne al
pop ebx
leave
ret
Function at 0x410bfe
Capabilities:
Create thread

Disassembly:
push ecx
push ebx
push esi
mov esi, ecx
xor ebx, ebx
cmp dword [esi], ebx
jbe 0x410c79
push ebp
push edi
lea edi, [esi + 4]
lea eax, [esp + 0x10]
push eax
push 0
push esi
push 0x410d40
push 0x10000
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ebp, eax
test ebp, ebp
jne 0x410c55
push str.CreateThread_failed
push 0x441058
call fcn.00406c26
pop ecx
pop ecx
mov ecx, 0x441058
call fcn.00406dbb
push 2
mov ecx, 0x441058
call fcn.00406c21
mov dword [edi], ebp
inc dword [esi + 0x104]
mov eax, dword [0x448198]
test eax, eax
je 0x410c6f
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
inc ebx
add edi, 4
cmp ebx, dword [esi]
jb 0x410c0e
pop edi
pop ebp
pop esi
pop ebx
pop ecx
ret
Function at 0x419ab5
Capabilities:
Hide graphical window

Disassembly:
mov al, byte [esp + 0x14]
sub esp, 0x10
push ebx
push ebp
mov ebp, dword [esp + 0x20]
mov ebx, ecx
push esi
push 0
push ebp
mov dword [ebx + 8], ebp
mov byte [ebx + 0x26], al
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [esp + 0x20]
mov ecx, ebx
call fcn.004197e4
cmp dword [ebx + 0x1c], 0
je 0x419aee
push dword [ebx + 0x1c]
call fcn.0042349e
pop ecx
cmp dword [esp + 0x28], 0
jne 0x419af9
xor eax, eax
jmp 0x419b03
push dword [esp + 0x28]
call fcn.00426c95
pop ecx
cmp dword [esp + 0x2c], 0
mov dword [ebx + 0x1c], eax
jne 0x419b11
xor eax, eax
jmp 0x419b1b
push dword [esp + 0x2c]
call fcn.00426c95
pop ecx
mov dword [ebx + 0x20], eax
lea eax, [esp + 0xc]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetWindowRect]
push 2
lea eax, [esp + 0x10]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetParent]
push eax
push 0
call dword [sym.imp.USER32.dll_MapWindowPoints]
cmp dword [ebx + 4], 0
je 0x419b50
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_DestroyWindow]
mov eax, dword [esp + 0xc]
mov esi, dword [esp + 0x14]
push edi
push ebx
push dword [ebx]
sub esi, eax
lea edi, [eax + 1]
push 0
push ebp
sub esi, 2
call dword [sym.imp.USER32.dll_GetParent]
push eax
mov eax, dword [esp + 0x2c]
sub eax, dword [esp + 0x24]
push eax
push esi
push dword [esp + 0x2c]
xor esi, esi
push edi
push 0x40000000
push esi
push 0x4344bc
push esi
call dword [sym.imp.USER32.dll_CreateWindowExW]
mov dword [ebx + 4], eax
pop edi
cmp dword [ebx + 0x10], esi
jne 0x419bd2
test ebp, ebp
je 0x419be8
cmp dword [ebx + 0x20], esi
jne 0x419be8
cmp dword [ebx + 0x1c], esi
je 0x419be8
push dword [ebx + 0x1c]
mov ecx, ebx
call fcn.004198de
mov esi, eax
test esi, esi
je 0x419be8
push 5
push ebp
call dword [sym.imp.USER32.dll_ShowWindow]
push esi
push ebp
call dword [sym.imp.USER32.dll_SetWindowTextW]
push esi
call fcn.0042349e
pop ecx
jmp 0x419be8
test eax, eax
je 0x419be8
push 5
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_UpdateWindow]
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0x14
Function at 0x41a06a
Capabilities:
Create shortcut via ishelllink

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
lea eax, [ebp - 4]
xor ebx, ebx
push eax
push 0x4353bc
push 1
push ebx
push 0x4354ac
call dword [sym.imp.ole32.dll_CoCreateInstance]
test eax, eax
js 0x41a19f
mov eax, dword [ebp - 4]
lea ecx, [ebp - 8]
push esi
push ecx
push 0x43549c
mov esi, dword [eax]
push eax
mov ecx, dword [esi]
call dword [0x433260]
call dword [esi]
test eax, eax
js 0x41a18b
cmp byte [ebp + 8], bl
je 0x41a0d0
mov eax, dword [ebp - 8]
push 2
push dword [ebp + 0x10]
mov ecx, dword [eax]
push eax
mov esi, dword [ecx + 0x14]
mov ecx, esi
call dword [0x433260]
call esi
mov eax, dword [ebp - 4]
push dword [ebp + 0xc]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x50]
mov ecx, esi
call dword [0x433260]
call esi
cmp dword [ebp + 0x18], ebx
je 0x41a101
mov eax, dword [ebp - 4]
push dword [ebp + 0x18]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x1c]
mov ecx, esi
call dword [0x433260]
call esi
mov eax, dword [ebp - 4]
push ebx
mov ecx, dword [eax]
mov esi, dword [ecx + 0x44]
mov ecx, esi
cmp dword [ebp + 0x1c], ebx
jne 0x41a118
push 0x4335b4
jmp 0x41a11b
push dword [ebp + 0x1c]
push eax
call dword [0x433260]
call esi
cmp dword [ebp + 0x20], ebx
je 0x41a13f
mov eax, dword [ebp - 4]
push dword [ebp + 0x20]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x2c]
mov ecx, esi
call dword [0x433260]
call esi
cmp dword [ebp + 0x14], ebx
je 0x41a15a
mov eax, dword [ebp - 4]
push dword [ebp + 0x14]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x24]
mov ecx, esi
call dword [0x433260]
call esi
mov eax, dword [ebp - 8]
push 1
push dword [ebp + 0x10]
mov ecx, dword [eax]
push eax
mov esi, dword [ecx + 0x18]
mov ecx, esi
call dword [0x433260]
call esi
test eax, eax
js 0x41a178
mov bl, 1
mov eax, dword [ebp - 8]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 8]
mov ecx, esi
call dword [0x433260]
call esi
mov ecx, dword [ebp - 4]
push ecx
mov edx, dword [ecx]
mov esi, dword [edx + 8]
mov ecx, esi
call dword [0x433260]
call esi
pop esi
mov al, bl
pop ebx
leave
ret 0x1c

Function at 0x41a22d
Capabilities:
Get common file path

Disassembly:
push dword [esp + 4]
push dword [esp + 0xc]
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
test eax, eax
setne al
ret 8
Function at 0x41a2a2
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ecx
push ecx
push esi
push edi
push 0x4346c4
push dword [esp + 0x18]
push dword [0x440fe8]
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x41a3bb
push esi
push dword [0x440fe8]
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov edi, eax
test edi, edi
je 0x41a3bb
push esi
push dword [0x440fe8]
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x41a3bb
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov esi, eax
test esi, esi
je 0x41a3bb
push ebx
push ebp
push edi
xor ebp, ebp
push 2
mov dword [esp + 0x1c], ebp
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebx, eax
test ebx, ebx
je 0x41a3b3
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
je 0x41a3ac
push edi
push esi
push eax
call fcn.0041fc00
add esp, 0xc
mov dword [esp + 0x10], ebp
lea eax, [esp + 0x10]
push eax
push ebp
push ebx
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
test eax, eax
jne 0x41a3a5
push ebp
push dword [esp + 0x14]
call fcn.0041a206
mov ecx, dword [esp + 0x10]
mov edi, eax
push ecx
mov edx, dword [ecx]
mov esi, dword [edx + 8]
mov ecx, esi
call dword [0x433260]
call esi
test edi, edi
je 0x41a3a5
mov eax, dword [edi + 8]
mov dword [edi + 8], ebp
test eax, eax
jne 0x41a393
push 0xffffff
lea eax, [esp + 0x18]
push eax
push dword [edi + 4]
call sub.gdiplus.dll_GdipCreateHBITMAPFromBitmap
test eax, eax
je 0x41a393
mov dword [edi + 8], eax
mov eax, dword [edi]
push 1
mov esi, dword [eax]
mov ecx, esi
call dword [0x433260]
mov ecx, edi
call esi
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, dword [esp + 0x14]
pop ebp
pop ebx
jmp 0x41a3bd
xor eax, eax
pop edi
pop esi
pop ecx
pop ecx
ret 4

Function at 0x41aa0f
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1024
call fcn.0041e830
cmp word [0x449422], 0
je 0x41aaab
push esi
push 6
push dword [0x43e724]
mov esi, 0x449422
push esi
call fcn.0040be74
push eax
call fcn.00411bbd
test eax, eax
jne 0x41aaaa
push 0x448420
call fcn.0041a7e4
push 0x800
push esi
lea eax, [ebp - 0x1024]
push eax
call fcn.004101e2
lea eax, [ebp - 0x1024]
push eax
call fcn.00423483
xor ecx, ecx
push 0x1e
push ecx
mov word [ebp + eax*2 - 0x1022], cx
lea eax, [ebp - 0x20]
push eax
call fcn.0041f8d0
add esp, 0x10
mov dword [ebp - 0x1c], 3
push 0x14
pop eax
mov word [ebp - 0x10], ax
lea eax, [ebp - 0x1024]
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.SHELL32.dll_SHFileOperationW]
pop esi
leave
ret
Function at 0x41aaef
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x12c
cmp dword [0x43e73c], 0
push ebx
push esi
push edi
mov ebx, 0x400
jne 0x41ab3a
push 0x64
lea eax, [ebp - 0x12c]
push eax
push 0xf
push ebx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
mov ax, word [ebp - 0x12c]
mov word [0x45fc68], ax
xor eax, eax
mov word [0x45fc6a], ax
mov dword [0x43e73c], 0x45fc68
push 0x32
lea eax, [ebp - 0x64]
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0041009d
mov edi, dword [ebp + 0x10]
xor eax, eax
mov esi, dword [ebp + 0x14]
push esi
push edi
push 0x43e72c
mov word [edi], ax
lea eax, [ebp - 0x64]
push eax
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetNumberFormatW]
xor eax, eax
mov word [edi + esi*2 - 2], ax
pop edi
pop esi
pop ebx
leave
ret 0x10

Function at 0x41ad9e
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x200c
call fcn.0041e830
cmp byte [0x44a428], 0
je 0x41ae4c
push 0x800
lea eax, [ebp - 0x200c]
push eax
push dword [ebp + 8]
call fcn.0041c2d0
lea eax, [ebp - 8]
push eax
push 1
push 0
push str.SoftwareWinRAR_SFX
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x41ae4c
lea eax, [ebp - 4]
mov dword [ebp - 4], 0x1000
push eax
lea eax, [ebp - 0x100c]
push eax
lea eax, [ebp - 0xc]
push eax
push 0
lea eax, [ebp - 0x200c]
push eax
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x41ae43
mov eax, dword [ebp - 4]
mov ecx, 0x7ff
shr eax, 1
mov dword [ebp - 4], eax
cmp eax, ecx
jb 0x41ae27
mov eax, ecx
push dword [ebp + 0xc]
xor ecx, ecx
mov word [ebp + eax*2 - 0x100c], cx
lea eax, [ebp - 0x100c]
push eax
push dword [ebp + 8]
call fcn.004101e2
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
leave
ret 8
Function at 0x41aef4
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x2004
call fcn.0041e830
mov ecx, dword [esp + 0x2014]
push ebx
xor ebx, ebx
push esi
test ecx, ecx
je 0x41af0f
mov byte [ecx], bl
mov edx, dword [esp + 0x2020]
test edx, edx
je 0x41af1c
mov byte [edx], bl
mov esi, dword [esp + 0x2010]
test esi, esi
je 0x41aff8
movzx eax, word [esi]
test ax, ax
je 0x41aff8
push ebp
mov ebp, dword [esp + 0x201c]
push edi
mov dword [esp + 0x10], ebx
mov edi, eax
add esi, 2
cmp di, 0x3d
jne 0x41af67
test ebp, ebp
je 0x41af73
test ebx, ebx
jne 0x41af73
test ecx, ecx
je 0x41af5e
mov byte [ecx], 1
mov ebx, dword [esp + 0x201c]
jmp 0x41af97
cmp di, 0xd
je 0x41afac
cmp di, 0xa
je 0x41afaf
mov eax, dword [esp + 0x201c]
mov word [eax], di
add eax, 2
mov edi, dword [esp + 0x202c]
mov dword [esp + 0x201c], eax
lea eax, [edi - 2]
cmp dword [esp + 0x10], eax
jge 0x41afa7
movzx eax, word [esi]
inc dword [esp + 0x10]
mov edi, eax
test ax, ax
jne 0x41af46
jmp 0x41afaf
mov byte [edx], 1
jmp 0x41afb6
add esi, 2
mov edi, dword [esp + 0x202c]
mov eax, dword [esp + 0x201c]
xor ecx, ecx
mov word [eax], cx
test ebp, ebp
je 0x41aff2
xor eax, eax
mov word [ebp], ax
test ebx, ebx
je 0x41aff2
push 0x1000
lea eax, [esp + 0x18]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
push edi
lea eax, [esp + 0x18]
push eax
push ebp
call fcn.004101e2
xor eax, eax
mov word [ebx], ax
pop edi
mov eax, esi
pop ebp
jmp 0x41affa
xor eax, eax
pop esi
pop ebx
add esp, 0x2004
ret 0x18
Function at 0x41d5e3
Capabilities:
Hide graphical window

Disassembly:
and dword [0x448404], 0
push 1
push dword [esp + 8]
mov byte [0x44840d], 1
mov byte [0x44840e], 1
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push 2
push dword [esp + 0xc]
call fcn.004012c3
cmp dword [0x45fc58], 0
jne 0x41d623
cmp byte [0x44841b], 0
je 0x41d62c
cmp dword [0x448414], 0
jne 0x41d63f
push 0
push 1
push 0x111
push dword [esp + 0x10]
call dword [sym.imp.USER32.dll_SendMessageW]
ret 4

Function at 0x41d73b
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1008
call fcn.0041e830
cmp byte [0x44a428], 0
je 0x41d7ca
cmp word [0x44a42a], 0
je 0x41d7ca
push esi
push 0x800
lea eax, [ebp - 0x1008]
push eax
push 0x44a42a
call fcn.0041c2d0
lea eax, [ebp - 8]
xor esi, esi
push eax
lea eax, [ebp - 4]
push eax
push esi
push 0x20006
push esi
push esi
push esi
push str.SoftwareWinRAR_SFX
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x41d7c9
push dword [ebp + 8]
call fcn.00423483
pop ecx
lea eax, [eax*2 + 2]
push eax
push dword [ebp + 8]
lea eax, [ebp - 0x1008]
push 1
push esi
push eax
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
leave
ret 4

Function at 0x41d7ce
Capabilities:
Set environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x2000
call fcn.0041e830
push esi
push dword [ebp + 8]
push str.sfxcmd
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push 0x1000
lea eax, [ebp - 0x2000]
push eax
push dword [ebp + 8]
call fcn.0040ff51
mov esi, eax
test esi, esi
je 0x41d826
movzx ecx, word [esi]
push ecx
jmp 0x41d811
add esi, 2
movzx eax, word [esi]
push eax
call fcn.0041006d
test al, al
jne 0x41d80a
push esi
push str.sfxpar
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
pop esi
leave
ret 4
Function at 0x41f573
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x41f5b2
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x41f5b2
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x41f5b2
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x41f5b2
cmp dword [ecx + 0x74], 0xe
jbe 0x41f5b2
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x431790
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4317bd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4317bd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x43f120
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4cfb9b
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.004c4040
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x43f1a2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004c1df7
mov eax, dword [eax]
push 0x4f7d44
push eax
call fcn.004b3414
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004c42cb
test bl, bl
je 0x43f1a2
push 0x4f7d44
lea ecx, [esp + 0xc]
call fcn.004c465b
push 0x4f7d50
lea ecx, [esp + 0xc]
call fcn.004c465b
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 0x43f1de
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004c42cb
jmp 0x43f2a9
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 0x43f262
lea edx, [esp + 0x7c]
push 0x4f7d4c
push edx
call fcn.004b3414
add esp, 8
test eax, eax
je 0x43f262
lea eax, [esp + 0x7c]
push 0x4f7d48
push eax
call fcn.004b3414
add esp, 8
test eax, eax
je 0x43f262
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 0x43f1f2
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.004c42cb
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 0x43faa0
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 0x43fb02
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 0x43fb10
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4cfc1b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x504a4c]
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 0x43fc48
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x43fb76
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004c42cb
xor eax, eax
jmp 0x43fcbf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004c4408
push esi
lea ecx, [esp + 0xc]
call fcn.004c4697
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4f7d84
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x43fc9d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0043faa0
test eax, eax
jne 0x43fc9d
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.0043faa0
test eax, eax
jne 0x43fc9d
lea eax, [esp + 0x14]
push 0x4f7d60
push eax
call fcn.004b4630
mov esi, eax
add esp, 8
test esi, esi
jne 0x43fc7c
lea ecx, [esp + 0x14]
push 0x4f7d5c
push ecx
call fcn.004b45b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x43fc7c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x43fc7f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004c43b8
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x43fb8e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004c42cb
xor eax, eax
jmp 0x43fcbf
mov byte [esi], 0
push 0x4f7d58
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.004c42cb
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 0x4463e6
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
mov eax, dword [esi + 0x3a0]
test eax, eax
jne 0x44640e
lea eax, [esp + 4]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x3a0], eax
pop esi
add esp, 0x190
ret