joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42b5a0
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
mov eax, dword [esp + 0x20c]
push ebx
push ebp
mov ebp, dword [esp + 0x218]
push esi
push edi
push ebp
push 0
push 0
push eax
push 0x4bb9e8
mov edi, ecx
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x42b692
lea ecx, [esp + 0x10]
push ecx
push str..htm
push SysReAllocStringLen
mov ecx, edi
call fcn.0042b330
test eax, eax
jne 0x42b692
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push SysReAllocStringLen
mov ecx, edi
call fcn.0042b330
test eax, eax
jne 0x42b692
lea edx, [esp + 0x10]
push 0x4bb9c4
push edx
call fcn.0046fb00
mov esi, eax
add esp, 8
test esi, esi
jne 0x42b663
lea eax, [esp + 0x10]
push 0x4bb9c0
push eax
call fcn.0046fa80
mov esi, eax
add esp, 8
test esi, esi
jne 0x42b663
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x42b666
mov byte [esi], 0
push str.__n_r_t_
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8

Function at 0x42b890
Capabilities:
Encode data using xor

Disassembly:
push 0xffffffffffffffff
push 0x496386
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x224
lea eax, [esp + 0x1c]
push edi
push eax
call fcn.00409c20
add esp, 4
push 0x4b82f4
lea ecx, [esp + 0xc]
push eax
push ecx
mov dword [esp + 0x23c], 0
call fcn.004846c8
lea ecx, [esp + 0x20]
mov byte [esp + 0x230], 2
call fcn.00484433
xor edx, edx
mov ecx, dword [0x4c368c]
mov dword [esp + 0x11], edx
mov byte [esp + 0x10], 0
mov dword [esp + 0x15], edx
mov dword [esp + 0x19], edx
mov word [esp + 0x1d], dx
mov byte [esp + 0x1f], dl
call fcn.004669a0
mov edx, eax
mov eax, dword [esp + 0x238]
mov dword [esp + 0x24], eax
mov ecx, 0x7f
xor eax, eax
lea edi, [esp + 0x29]
mov byte [esp + 0x28], 0
mov dword [esp + 0xc], 0x1ff
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov dword [esp + 0x10], edx
xor eax, eax
pop edi
mov cl, byte [eax + 0x4bde3c]
mov dl, byte [esp + eax + 0xc]
xor dl, cl
mov byte [esp + eax + 0xc], dl
inc eax
cmp eax, 0x10
jl 0x42b93d
lea edx, [esp + 8]
lea eax, [esp + 0x24]
push edx
lea ecx, [esp + 0x10]
push eax
push ecx
lea edx, [esp + 0x2c]
push 4
push edx
call fcn.0043efe0
mov eax, dword [esp + 0x1c]
lea ecx, [esp + 0x38]
push eax
lea edx, [esp + 0x18]
push ecx
push edx
call fcn.0040a420
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 0x20]
add esp, 0x20
push eax
push ecx
push str.InstallApp
push str.SYSTEM
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringA]
lea ecx, [esp]
call fcn.00484433
lea ecx, [esp + 4]
mov dword [esp + 0x22c], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x224]
mov dword fs:[0], ecx
add esp, 0x230
ret
Function at 0x42bbb0
Capabilities:
Access peb ldr_data
Create process on windows
Create process suspended
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x496400
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x64
push ebp
push esi
lea eax, [esp + 0x10]
push edi
mov ebp, ecx
push eax
call fcn.00409c20
add esp, 4
push 0x4bbbb0
lea ecx, [esp + 0x10]
push eax
push ecx
mov dword [esp + 0x84], 0
call fcn.004846c8
lea ecx, [esp + 0x14]
mov byte [esp + 0x78], 2
call fcn.00484433
mov edx, dword [esp + 0xc]
mov ecx, 0x10
xor eax, eax
lea edi, [esp + 0x30]
mov dword [esp + 0x2c], 0x44
push edx
rep stosd dword es:[edi], eax
mov edi, 1
push 0x4bbbac
push 0xa4
mov dword [esp + 0x64], edi
mov word [esp + 0x68], ax
call fcn.0040a500
mov esi, eax
add esp, 0xc
test esi, esi
je 0x42bd2b
push 0
push 0
push 0x4bbb68
mov ecx, ebp
call fcn.00486e02
lea eax, [esp + 0xc]
lea ecx, [esp + 0x18]
push eax
push str.cmd__c__
push ecx
call fcn.0048473c
push 0x4b84a0
lea edx, [esp + 0x14]
push eax
push edx
mov byte [esp + 0x84], 3
call fcn.004846c8
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x7c], 4
call fcn.0048456c
lea ecx, [esp + 0x10]
mov byte [esp + 0x78], 3
call fcn.00484433
lea ecx, [esp + 0x18]
mov byte [esp + 0x78], 2
call fcn.00484433
lea eax, [esp + 0x1c]
lea ecx, [esp + 0x2c]
push eax
push ecx
push 0
push 0
push 0
push 0
push 0
push 0
push 0
lea ecx, [esp + 0x30]
call fcn.00484863
push eax
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov esi, eax
test esi, esi
je 0x42bd20
mov edx, dword [esp + 0x1c]
push 0xffffffffffffffff
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov ecx, dword [esp + 0x1c]
lea eax, [esp + 0x10]
push eax
push ecx
mov dword [esp + 0x18], edi
call dword [sym.imp.KERNEL32.dll_GetExitCodeProcess]
mov edx, dword [esp + 0x1c]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push edx
call esi
mov eax, dword [esp + 0x20]
push eax
call esi
mov eax, dword [esp + 0x10]
xor ecx, ecx
test eax, eax
sete cl
mov esi, ecx
push 0xffffffffffffffff
lea ecx, [esp + 0x10]
call fcn.004848b2
lea ecx, [esp + 0xc]
mov dword [esp + 0x78], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x70]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x70
ret
Function at 0x42bfd0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x496460
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x88
push ebx
push ebp
push esi
mov esi, ecx
xor ebx, ebx
lea ecx, [esp + 0x3c]
mov dword [esp + 0x9c], ebx
xor ebp, ebp
mov dword [esp + 0xc], ebx
mov dword [esp + 0x14], ebx
mov dword [esp + 0x10], ebx
call fcn.0048883e
lea ecx, [esp + 0x20]
mov byte [esp + 0x9c], 1
call fcn.00488765
mov eax, dword [0x4be818]
mov dword [esp + 0x30], eax
push ebx
lea ecx, [esp + 0x34]
mov byte [esp + 0xa0], 3
mov dword [esp + 0x24], vtable.CFileException.0
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], 0xffffffff
call fcn.004845bc
lea ecx, [esp + 0xc]
mov byte [esp + 0x9c], 4
push ecx
push 1
push ebx
call dword [sym.imp.ole32.dll_CreateILockBytesOnHGlobal]
mov eax, dword [esp + 0xc]
lea edx, [esp + 0x14]
push edx
push ebx
push 0x1012
push eax
call dword [sym.imp.ole32.dll_StgCreateDocfileOnILockBytes]
mov eax, dword [esp + 0x14]
lea edx, [esp + 0x10]
push edx
push ebx
mov ecx, dword [eax]
push ebx
push 0x1012
push str.PICTURE
push eax
call dword [ecx + 0xc]
mov eax, dword [esi + 4]
lea edx, [esp + 0x18]
push edx
mov edx, dword [esp + 0x14]
mov ecx, dword [eax]
push 1
push edx
push eax
call dword [ecx + 0x3c]
mov eax, dword [esp + 0x10]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
mov eax, dword [esp + 0x14]
push eax
mov edx, dword [eax]
call dword [edx + 8]
mov eax, dword [esp + 0xc]
push eax
mov ecx, dword [eax]
call dword [ecx + 0x14]
mov eax, dword [esp + 0xc]
lea ecx, [esp + 0x4c]
push 1
push ecx
mov edx, dword [eax]
push eax
call dword [edx + 0x24]
fild dword [esp + 0x18]
fmul qword [0x49fd18]
fld st(0)
call fcn.0046f7f0
mov ecx, eax
mov dword [esp + 0x38], ebx
mov dword [esp + 0x34], ecx
fild qword [esp + 0x34]
fxch st(1)
fcompp
fnstsw ax
test ah, 0x41
jne 0x42c106
inc ecx
mov edx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x58]
push edx
shl ecx, 9
sub edi, ecx
call fcn.0046f5cd
mov esi, eax
add esp, 4
cmp esi, ebx
jne 0x42c12d
mov eax, dword [esp + 0x10]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
mov eax, dword [esp + 0x10]
lea ecx, [esp + 0x20]
push ecx
mov ecx, dword [esp + 0x20]
mov edx, dword [eax]
push ecx
xor ecx, ecx
push esi
push ecx
push edi
push eax
call dword [edx + 0xc]
mov eax, dword [esp + 0xa8]
lea edx, [esp + 0x24]
push edx
push 0x9001
push eax
lea ecx, [esp + 0x4c]
call fcn.00488950
test eax, eax
pop edi
je 0x42c183
mov ecx, dword [esp + 0x1c]
push ecx
push esi
lea ecx, [esp + 0x44]
call fcn.00488aa7
lea ecx, [esp + 0x3c]
call fcn.00488b6b
mov ebp, 1
mov eax, dword [esp + 0xc]
push eax
mov edx, dword [eax]
call dword [edx + 8]
push esi
call fcn.0046f4e4
add esp, 4
mov dword [esp + 0x20], vtable.CFileException.0
lea ecx, [esp + 0x30]
mov byte [esp + 0x9c], 5
call fcn.00484433
lea ecx, [esp + 0x3c]
mov byte [esp + 0x9c], bl
call fcn.00488893
lea ecx, [esp + 0xa4]
mov dword [esp + 0x9c], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x94]
mov eax, ebp
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x94
ret 4
Function at 0x42dc80
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4965c0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
mov al, byte [esp + 0x30]
push ebx
xor ebx, ebx
push esi
mov esi, ecx
mov byte [esp + 8], al
mov dword [esp + 0xc], ebx
mov dword [esp + 0x10], ebx
mov dword [esp + 0x14], ebx
mov edx, dword [esp + 0x38]
lea ecx, [esp + 8]
push ecx
push edx
mov ecx, esi
mov dword [esp + 0x38], ebx
call fcn.0042dd90
test al, al
jne 0x42dd17
mov ecx, dword [esp + 0xc]
cmp ecx, ebx
je 0x42dd02
mov al, byte [ecx - 1]
cmp al, bl
je 0x42dcf8
cmp al, 0xff
je 0x42dcf8
dec al
pop esi
mov byte [ecx - 1], al
xor al, al
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret 4
dec ecx
push ecx
call fcn.004849c1
add esp, 4
pop esi
xor al, al
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret 4
lea eax, [esp + 8]
lea ecx, [esp + 0x18]
push eax
call fcn.00431bf0
lea ecx, [esp + 0x18]
mov byte [esp + 0x30], 1
push ecx
mov ecx, esi
call fcn.0042e510
mov ecx, eax
call fcn.004320c0
lea ecx, [esp + 0x18]
mov byte [esp + 0x30], bl
call fcn.00431f40
mov ecx, dword [esp + 0xc]
cmp ecx, ebx
je 0x42dd6e
mov al, byte [ecx - 1]
cmp al, bl
je 0x42dd64
cmp al, 0xff
je 0x42dd64
dec al
mov byte [ecx - 1], al
jmp 0x42dd6e
dec ecx
push ecx
call fcn.004849c1
add esp, 4
mov ecx, dword [esp + 0x28]
pop esi
mov al, 1
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret 4
Function at 0x42e2f0
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x49663b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
mov al, byte [esp + 0x34]
push ebx
xor ebx, ebx
push esi
push edi
mov esi, ecx
mov byte [esp + 0x18], al
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x20], ebx
mov dword [esp + 0x24], ebx
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x34], ebx
mov edx, dword [ecx]
mov dword [esp + 0xc], edx
mov edx, dword [0x49fd20]
mov eax, dword [ecx + 4]
push edx
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x40]
mov ecx, dword [ecx + 8]
push ebx
mov dword [esp + 0x1c], ecx
push eax
lea ecx, [esp + 0x24]
call fcn.0042f2d0
mov eax, dword [esi + 0x5c]
mov ecx, dword [esp + 0x44]
add esi, 0x30
cmp eax, ebx
mov dword [esp + 0x28], ecx
je 0x42e3e5
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x18]
cmp eax, edx
je 0x42e3e5
lea ecx, [eax + 0x20]
cmp ecx, edx
jne 0x42e3a5
mov dword [esp + 0x40], eax
mov dword [esi + 0x1c], ecx
mov dword [esp + 0x3c], eax
cmp eax, ebx
mov byte [esp + 0x34], 2
je 0x42e398
lea edx, [esp + 0xc]
mov ecx, eax
push edx
call fcn.004312d0
mov ecx, esi
mov byte [esp + 0x34], bl
call fcn.004300d0
jmp 0x42e410
mov edi, eax
mov dword [esi + 0x1c], ecx
mov dword [esp + 0x40], edi
mov dword [esp + 0x3c], edi
cmp edi, ebx
mov byte [esp + 0x34], 3
je 0x42e410
mov ecx, dword [esp + 0xc]
mov dword [eax], ecx
mov edx, dword [esp + 0x10]
mov dword [eax + 4], edx
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x18]
mov dword [eax + 8], ecx
push edx
lea ecx, [edi + 0xc]
call fcn.0042e790
mov eax, dword [esp + 0x28]
mov dword [edi + 0x1c], eax
jmp 0x42e410
mov ecx, esi
call fcn.004300d0
mov ecx, dword [esi + 0x1c]
mov dword [esp + 0x40], ecx
mov dword [esp + 0x3c], ecx
lea edx, [ecx + 0x20]
mov dword [esi + 0x1c], edx
cmp ecx, ebx
mov byte [esp + 0x34], 1
je 0x42e410
lea eax, [esp + 0xc]
push eax
call fcn.004312d0
mov edx, dword [esi + 0x2c]
mov eax, dword [esp + 0x1c]
inc edx
cmp eax, ebx
mov dword [esi + 0x2c], edx
je 0x42e43c
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x42e433
cmp al, 0xff
je 0x42e433
dec al
mov byte [ecx], al
jmp 0x42e43c
push ecx
call fcn.004849c1
add esp, 4
mov ecx, dword [esp + 0x2c]
pop edi
pop esi
xor al, al
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret 0xc
Function at 0x435700
Capabilities:
Enumerate files on windows
Read .ini file

Disassembly:
push 0xffffffffffffffff
push 0x496c4c
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x35c
mov eax, dword [0x4be818]
push esi
mov esi, ecx
push edi
mov dword [esp + 0x1c], esi
mov dword [esp + 8], eax
lea ecx, [esp + 0x18]
mov dword [esp + 0x36c], 0
push ecx
call fcn.00409c20
add esp, 4
push 0x4baa5c
lea edx, [esp + 0x10]
push eax
push edx
mov byte [esp + 0x378], 1
call fcn.004846c8
lea ecx, [esp + 0x18]
mov byte [esp + 0x36c], 3
call fcn.00484433
mov ecx, 0x7f
xor eax, eax
lea edi, [esp + 0x165]
mov byte [esp + 0x164], 0
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov ecx, 0x4f
xor eax, eax
lea edi, [esp + 0x28]
mov dword [esp + 0x24], 0
rep stosd dword es:[edi], eax
push eax
mov ecx, esi
call fcn.0048755e
lea eax, [esp + 0xc]
push 0x4bc178
lea ecx, [esp + 0x14]
push eax
push ecx
call fcn.004846c8
mov eax, dword [eax]
lea edx, [esp + 0x24]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
lea ecx, [esp + 0x10]
mov edi, eax
call fcn.00484433
cmp edi, 0xffffffff
je 0x4358cc
test edi, edi
je 0x4358cc
mov esi, dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringA]
lea eax, [esp + 0x50]
lea ecx, [esp + 8]
push eax
call fcn.004845bc
test byte [esp + 0x24], 0x10
je 0x4358b8
push ecx
lea edx, [esp + 0xc]
mov ecx, esp
mov dword [esp + 0x24], esp
push edx
call fcn.004841a8
call fcn.00409a10
add esp, 4
test eax, eax
je 0x4358b8
mov eax, dword [esp + 8]
mov eax, dword [eax - 8]
cmp eax, 4
jl 0x4358b8
cmp eax, 0xb
jg 0x4358b8
lea ecx, [esp + 8]
lea edx, [esp + 0xc]
push ecx
lea eax, [esp + 0x18]
push edx
push eax
call fcn.00484662
push str.UserData.ini
lea ecx, [esp + 0x14]
push eax
push ecx
mov byte [esp + 0x378], 4
call fcn.004846c8
mov eax, dword [eax]
lea edx, [esp + 0x164]
push eax
push 0x200
push edx
push 0x4c2d98
push 0x4ba9c4
push str.LOGIN
call esi
lea ecx, [esp + 0x10]
call fcn.00484433
lea ecx, [esp + 0x14]
mov byte [esp + 0x36c], 3
call fcn.00484433
mov ecx, dword [esp + 8]
lea eax, [esp + 0x164]
push eax
push ecx
call fcn.0046f2f7
add esp, 8
test eax, eax
jne 0x4358b8
mov edx, dword [esp + 8]
push edx
push eax
mov eax, dword [esp + 0x24]
push 0x14a
mov ecx, dword [eax + 0x100]
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
lea edx, [esp + 0x24]
push edx
push edi
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x4357c9
lea ecx, [esp + 0xc]
mov byte [esp + 0x36c], 0
call fcn.00484433
lea ecx, [esp + 8]
mov dword [esp + 0x36c], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x364]
pop edi
mov dword fs:[0], ecx
pop esi
add esp, 0x368
ret
Function at 0x438340
Capabilities:
Set registry value

Disassembly:
push 0xffffffffffffffff
push 0x4970d8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
push edi
mov edi, ecx
lea eax, [edi + 0x74]
lea ecx, [esp + 8]
push eax
mov dword [esp + 0x24], 0
mov dword [esp + 0x10], 0
call fcn.004841a8
lea ecx, [esp + 8]
mov byte [esp + 0x20], 1
call fcn.0048490c
push 0x4c2d98
push 0x4b968c
lea ecx, [esp + 0x10]
call fcn.004820c0
push 0x4bbffc
lea ecx, [esp + 0xc]
call fcn.0048241d
test eax, eax
jl 0x4383d8
lea ecx, [esp + 0x10]
push eax
push ecx
lea ecx, [esp + 0x10]
call fcn.00482358
push eax
lea ecx, [esp + 0xc]
mov byte [esp + 0x24], 2
call fcn.0048456c
lea ecx, [esp + 0x10]
mov byte [esp + 0x20], 1
call fcn.00484433
lea edx, [esp + 8]
lea eax, [esp + 0x14]
push edx
push 0x4bc4dc
push eax
call fcn.0048473c
push 0x4bc494
lea ecx, [esp + 0x14]
push eax
push ecx
mov byte [esp + 0x2c], 3
call fcn.004846c8
mov eax, dword [eax]
push 0x40
push 0x4b8478
push eax
mov ecx, edi
mov byte [esp + 0x2c], 4
call fcn.00486e02
lea ecx, [esp + 0x10]
mov byte [esp + 0x20], 3
call fcn.00484433
lea ecx, [esp + 0x14]
mov byte [esp + 0x20], 1
call fcn.00484433
lea edx, [esp + 0xc]
push edx
push str.SoftwareMicrosoftInternet_ExplorerMain
push SysReAllocStringLen
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
mov esi, eax
neg esi
sbb esi, esi
inc esi
je 0x43849a
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x28]
mov eax, dword [eax - 8]
push eax
push 0
call fcn.00484863
mov ecx, dword [esp + 0x10]
push eax
push 1
push 0
push str.Start_Page
push ecx
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
mov esi, eax
push 0xffffffffffffffff
neg esi
sbb esi, esi
lea ecx, [esp + 0x2c]
inc esi
call fcn.004848b2
mov edx, dword [esp + 0xc]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
jne 0x4384ad
push 0x10
push 0x4bc3d4
push 0x4bc44c
mov ecx, edi
call fcn.00486e02
lea ecx, [esp + 8]
mov byte [esp + 0x20], 0
call fcn.00484433
lea ecx, [esp + 0x28]
mov dword [esp + 0x20], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x18]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 4
Function at 0x4384f0
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 0x10c
push ebx
push esi
push edi
xor ebx, ebx
mov ecx, 0x3f
xor eax, eax
lea edi, [esp + 0x19]
mov byte [esp + 0x18], bl
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [esp + 0xc]
mov dword [esp + 0x10], ebx
push eax
push str.SoftwareMicrosoftInternet_ExplorerMain
push SysReAllocStringLen
mov dword [esp + 0x18], ebx
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x20], 0xff
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x438567
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
mov ecx, dword [esp + 0x10]
lea eax, [esp + 0x14]
push edx
push eax
push ebx
push str.Start_Page
push ecx
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
mov edx, dword [esp + 0xc]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [esp + 0x11c]
mov eax, dword [0x4be818]
lea ecx, [esp + 0x18]
push ecx
mov ecx, esi
mov dword [esi], eax
call fcn.004845bc
mov eax, esi
pop edi
pop esi
pop ebx
add esp, 0x10c
ret 4
Function at 0x438590
Capabilities:
Access peb ldr_data
Encode data using xor

Disassembly:
push 0xffffffffffffffff
push 0x49710e
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x320
push ebx
push esi
push edi
lea eax, [esp + 0x28]
xor ebx, ebx
push eax
mov dword [esp + 0x338], ebx
call fcn.00409c20
add esp, 4
push 0x4b82f4
lea ecx, [esp + 0x14]
push eax
push ecx
mov byte [esp + 0x340], 1
call fcn.004846c8
lea ecx, [esp + 0x28]
mov byte [esp + 0x334], 3
call fcn.00484433
xor edx, edx
mov ecx, dword [0x4c368c]
mov dword [esp + 0x19], edx
mov byte [esp + 0x18], bl
mov dword [esp + 0x1d], edx
mov dword [esp + 0x21], edx
mov word [esp + 0x25], dx
mov byte [esp + 0x27], dl
call fcn.004669a0
mov esi, eax
mov ecx, 0x7f
xor eax, eax
lea edi, [esp + 0x12d]
mov byte [esp + 0x12c], bl
push 0xff
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov al, byte [esp + 0x340]
mov ecx, 0x3f
mov byte [esp + 0x30], al
xor eax, eax
lea edi, [esp + 0x31]
lea edx, [esp + 0x31]
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x344]
mov dword [esp + 0x18], 0x1ff
stosw word es:[edi], ax
push ecx
push edx
stosb byte es:[edi], al
call fcn.0046fb80
add esp, 0xc
mov dword [esp + 0x18], esi
xor eax, eax
mov cl, byte [eax + 0x4bde3c]
mov dl, byte [esp + eax + 0x18]
xor dl, cl
mov byte [esp + eax + 0x18], dl
inc eax
cmp eax, 0x10
jl 0x438672
mov edx, dword [esp + 0x340]
lea ecx, [esp + 0x14]
push ecx
lea ecx, [esp + 0x1c]
mov eax, dword [edx - 8]
lea edx, [esp + 0x130]
push edx
inc eax
push ecx
lea edx, [esp + 0x38]
push eax
push edx
call fcn.0043efe0
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x140]
push eax
lea edx, [esp + 0x24]
push ecx
push edx
call fcn.0040a420
mov eax, dword [esp + 0x30]
mov ecx, dword [esp + 0x2c]
add esp, 0x20
push eax
push ecx
push str.HomePage
push str.SYSTEM
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringA]
lea ecx, [esp + 0xc]
call fcn.00484433
lea ecx, [esp + 0x10]
mov byte [esp + 0x334], bl
call fcn.00484433
lea ecx, [esp + 0x340]
mov dword [esp + 0x334], 0xffffffff
call fcn.00484433
mov ecx, dword [esp + 0x32c]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x32c
ret 8
Function at 0x43a4f0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4975af
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push esi
push edi
mov dword [esp + 0x14], 0
mov eax, dword [0x4be818]
mov dword [esp + 0x30], 1
mov dword [esp + 0xc], eax
mov edi, dword [esp + 0x3c]
mov byte [esp + 0x30], 2
test edi, edi
je 0x43a635
mov ecx, dword [esp + 0x40]
lea edx, [esp + 0x10]
push ecx
push edx
mov byte [esp + 0x38], 3
mov dword [esp + 0x10], 0
call fcn.00439290
add esp, 8
mov eax, dword [eax]
mov byte [esp + 0x30], 4
test eax, eax
je 0x43a562
mov edi, dword [eax]
jmp 0x43a564
xor edi, edi
mov ecx, dword [esp + 0x3c]
lea eax, [esp + 0x40]
push eax
call fcn.0043a110
mov esi, eax
mov eax, dword [esi]
mov byte [esp + 0x30], 5
test eax, eax
jne 0x43a589
push 0x80004003
call fcn.0047b570
mov eax, dword [esi]
lea edx, [esp + 8]
push edx
push edi
mov ecx, dword [eax]
push eax
call dword [ecx + 0x1c]
mov esi, eax
mov eax, dword [esp + 0x40]
test eax, eax
mov byte [esp + 0x30], 4
je 0x43a5ac
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov ecx, dword [esp + 0x10]
mov byte [esp + 0x30], 3
test ecx, ecx
je 0x43a5be
call fcn.0043a680
test esi, esi
jl 0x43a61e
mov ecx, dword [esp + 8]
test ecx, ecx
je 0x43a622
lea edx, [esp + 0x18]
push edx
call fcn.0043a6d0
push eax
lea eax, [esp + 0x44]
push eax
mov byte [esp + 0x38], 6
call fcn.00439500
add esp, 8
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x34], 7
call fcn.0048456c
lea ecx, [esp + 0x40]
mov byte [esp + 0x30], 6
call fcn.00484433
lea ecx, [esp + 0x18]
mov byte [esp + 0x30], 3
push ecx
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
test eax, eax
jge 0x43a61e
push eax
call fcn.0047b570
mov ecx, dword [esp + 8]
test ecx, ecx
mov byte [esp + 0x30], 2
je 0x43a631
mov edx, dword [ecx]
push ecx
call dword [edx + 8]
mov edi, dword [esp + 0x3c]
mov esi, dword [esp + 0x38]
lea eax, [esp + 0xc]
push eax
mov ecx, esi
call fcn.004841a8
mov dword [esp + 0x14], 1
lea ecx, [esp + 0xc]
mov byte [esp + 0x30], 1
call fcn.00484433
test edi, edi
mov byte [esp + 0x30], 0
je 0x43a66a
mov ecx, dword [edi]
push edi
call dword [ecx + 8]
mov ecx, dword [esp + 0x28]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x2c
ret 0xc

Function at 0x43bc80
Capabilities:
Hash data with md5

Disassembly:
lea edx, [ecx + 0x10]
xor eax, eax
mov dword [edx], eax
mov dword [edx + 4], eax
mov dword [ecx], 0x67452301
mov dword [ecx + 4], 0xefcdab89
mov dword [ecx + 8], 0x98badcfe
mov dword [ecx + 0xc], 0x10325476
ret