joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41a3d0
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x54
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
mov cx, word [esp + 0x60]
lea edx, [esp]
mov word [esp + 0x40], cx
mov ecx, dword [esp + 0x5c]
lea eax, [esp + 0x10]
push edx
mov edx, dword [esp + 0x5c]
push eax
push ecx
push 0
push 0
push 0
push 0
push 0
push edx
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
jne 0x41a416
add esp, 0x54
ret
mov eax, dword [esp + 0x64]
test eax, eax
je 0x41a455
mov eax, dword [esp]
push esi
mov esi, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
push 0x3e8
push eax
call esi
cmp eax, 0x102
jne 0x41a44b
mov ecx, dword [esp + 4]
push 0x3e8
push ecx
call esi
cmp eax, 0x102
je 0x41a438
mov edx, dword [esp + 4]
push 0xffffffffffffffff
push edx
call esi
pop esi
mov eax, 1
add esp, 0x54
ret

Function at 0x41a460
Capabilities:
Enumerate processes

Disassembly:
sub esp, 0x12c
push esi
mov esi, dword [esp + 0x138]
push edi
mov edx, dword [esi + 8]
mov ecx, dword [esi + 4]
mov eax, edx
cmp eax, edx
je 0x41a489
mov edi, dword [eax]
add eax, 4
mov dword [ecx], edi
add ecx, 4
cmp eax, edx
jne 0x41a47b
mov eax, dword [esi + 8]
push ebx
push 0
push 2
mov dword [esp + 0x14], eax
mov dword [esi + 8], ecx
mov dword [esp + 0x18], 0x128
call sub.KERNEL32.dll_CreateToolhelp32Snapshot
lea ecx, [esp + 0x10]
mov edi, eax
push ecx
push edi
call sub.KERNEL32.dll_Process32First
mov ebx, dword [esp + 0x13c]
test eax, eax
je 0x41a500
push ebx
call fcn.004129e0
add esp, 4
lea edx, [esp + 0x34]
push eax
push edx
call fcn.004129e0
add esp, 4
push eax
call fcn.004299c0
add esp, 8
test eax, eax
jne 0x41a4f3
mov ecx, dword [esi + 8]
lea eax, [esp + 0x18]
push eax
push 1
push ecx
mov ecx, esi
call fcn.0041a970
lea edx, [esp + 0x10]
push edx
push edi
call sub.KERNEL32.dll_Process32Next
jmp 0x41a4b9
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [esi + 4]
pop ebx
test ecx, ecx
jne 0x41a51a
pop edi
xor eax, eax
pop esi
add esp, 0x12c
ret
mov eax, dword [esi + 8]
pop edi
sub eax, ecx
pop esi
sar eax, 2
add esp, 0x12c
ret

Function at 0x42b2d7
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x42b2f7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004252f4
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x42b31a
test byte [esp + 8], 2
je 0x42b31a
call fcn.00425367
mov dword [eax], 0xd
call fcn.00425370
mov dword [eax], 5
jmp 0x42b2f3
xor eax, eax
ret
Function at 0x42d24d
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x454030
cmp edx, dword [eax]
je 0x42d26f
add eax, 8
inc ecx
cmp eax, 0x4540c0
jl 0x42d260
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x454030]
jne 0x42d39d
mov eax, dword [0x45fad8]
cmp eax, 1
je 0x42d377
test eax, eax
jne 0x42d2a0
cmp dword [0x4536f4], 1
je 0x42d377
cmp edx, 0xfc
je 0x42d39d
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x42d2d7
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.00423910
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.00423170
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x42d31a
lea eax, [ebp - 0x1a4]
push eax
call fcn.00423170
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x447288
push edi
call fcn.00426410
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.00423910
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.00423920
lea eax, [ebp - 0xa0]
push 0x447268
push eax
call fcn.00423920
push dword [esi + 0x454034]
lea eax, [ebp - 0xa0]
push eax
call fcn.00423920
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.0042eb83
add esp, 0x2c
pop edi
jmp 0x42d39d
lea eax, [ebp + 8]
lea esi, [esi + 0x454034]
push 0
push eax
push dword [esi]
call fcn.00423170
pop ecx
push eax
push dword [esi]
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
leave
ret
Function at 0x433850
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
mov esi, dword [ebp + 0x10]
push 0xf00021
mov edx, dword [esi + 4]
mov ecx, dword [esi]
mov eax, dword [esi + 0xc]
sub eax, edx
push eax
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.GDI32.dll_PatBlt]
mov edi, dword [ebp + 8]
push edi
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
mov ebx, eax
lea eax, [eax + 5]
add eax, 3
and eax, 0xfffffffc
call fcn.00423590
mov dword [ebp - 4], esp
cmp dword [ebp - 4], 0
je 0x43391b
add ebx, 2
mov eax, dword [ebp - 4]
push ebx
push eax
push edi
call dword [sym.imp.USER32.dll_GetWindowTextA]
test eax, eax
je 0x43391b
mov bx, 0x140
mov edi, dword [ebp + 0x14]
mov eax, edi
and al, 0xf
cmp al, 0xc
je 0x4338ce
mov ebx, edi
and bx, 0xf
or bx, 0x150
test edi, 0x80
je 0x4338d9
or bh, 8
and edi, 0x8000000
je 0x4338f4
mov eax, dword [0x4612bc]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 0xc]
movzx eax, bx
push eax
push esi
push 0xffffffffffffffff
push ecx
push edx
call dword [sym.imp.USER32.dll_DrawTextA]
test edi, edi
je 0x43391b
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
lea esp, [ebp - 0x14]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x433cf0
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword [esp + 8]
sub esp, 4
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push ebp
push 2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov edi, eax
test edi, edi
jne 0x433d1b
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push edi
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ebx, eax
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov esi, eax
test esi, esi
jne 0x433d3f
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push ebx
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebp, eax
test ebp, ebp
jne 0x433d5a
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
mov edi, ebp
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0x20]
xor ecx, ecx
mov cl, ah
mov edx, eax
mov dword [esp + 0x10], 0
shl ecx, 8
shr edx, 0x10
mov byte [esp + 0x10], dl
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x28]
or ecx, edx
mov edx, eax
shr edx, 0x10
mov dword [ebp + 0x28], ecx
mov dword [esp + 0x10], 0
xor ecx, ecx
mov byte [esp + 0x10], dl
mov cl, ah
xor edx, edx
shl ecx, 8
mov dl, al
shl edx, 0x10
or ecx, dword [esp + 0x10]
or ecx, edx
mov eax, dword [esp + 0x24]
mov edx, eax
mov dword [ebp + 0x44], ecx
shr edx, 0x10
xor ecx, ecx
mov dword [esp + 0x10], 0
mov cl, ah
mov byte [esp + 0x10], dl
shl ecx, 8
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x2c]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x48], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x30]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x64], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x34]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x54], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
push 0
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
or ecx, edx
mov dword [ebp + 0x50], ecx
call dword [sym.imp.USER32.dll_GetDC]
mov edi, eax
push 0
push ebp
lea ecx, [ebp + 0x68]
push ecx
push 4
push ebp
push edi
call dword [sym.imp.GDI32.dll_CreateDIBitmap]
mov esi, eax
push edi
push 0
call dword [sym.imp.USER32.dll_ReleaseDC]
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, esi
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
Function at 0x43815d
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x43819f
call fcn.0043ceb3
mov esi, dword [eax + 0xc]
push pe_nt_image_headers32
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x43819f
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x438196
xor eax, eax
jmp 0x4381a7
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004381ad
pop edi
pop esi
pop ebx
ret 4

Function at 0x43dfb1
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x43dfdf
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x43dffd
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0043df17
jmp 0x43dffd
mov eax, dword [esi + 0x14]
test eax, eax
je 0x43dffd
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0043df17
test edi, edi
mov eax, edi
jne 0x43dfe7
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x456810
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x33000]
push edi
or ebp, 0xffffffff
jmp 0x456832
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x456839
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x456828
mov eax, 1
add ebx, ebx
jne 0x45684b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x45685c
jne 0x45687b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45687b
dec eax
add ebx, ebx
jne 0x456868
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x456840
add ebx, ebx
jne 0x456877
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x4568cd
xor ecx, ecx
sub eax, 3
jb 0x456893
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x456902
sar eax, 1
mov ebp, eax
jmp 0x45689e
add ebx, ebx
jne 0x45689e
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45686c
inc ecx
add ebx, ebx
jne 0x4568ac
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x45686c
add ebx, ebx
jne 0x4568b9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x4568ae
jne 0x4568ca
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4568ae
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x4568ec
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x4568de
jmp 0x45682e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x4568ec
add edi, ecx
jmp 0x45682e
pop esi
mov edi, esi
mov ecx, 0xd87
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x45690a
cmp byte [edi], 6
jne 0x45690a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x45690f
lea edi, [esi + 0x53000]
mov eax, dword [edi]
or eax, eax
je 0x45697e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x576cc]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x57744]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x45693c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x57748]
or eax, eax
je 0x456978
mov dword [ebx], eax
add ebx, 4
jmp 0x456959
call dword [esi + 0x57750]
add edi, 4
lea ebx, [esi - 4]
xor eax, eax
mov al, byte [edi]
inc edi
or eax, eax
je 0x4569af
cmp al, 0xef
ja 0x4569a2
add ebx, eax
mov eax, dword [ebx]
xchg ah, al
rol eax, 0x10
xchg ah, al
add eax, esi
mov dword [ebx], eax
jmp 0x456984
and al, 0xf
shl eax, 0x10
mov ax, word [edi]
add edi, 2
jmp 0x456991
mov ebp, dword [esi + 0x5774c]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x21f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x4569e3
sub esp, 0xffffff80
jmp 0x419b10
Function at 0x40342c
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push ecx
push 0
push 0
push 0
push dword [0x4040a4]
call sub.gdi32.dll_CreateDCA
mov dword [ebp - 4], eax
push 0xff
push dword [ebp - 4]
call sub.gdi32.dll_SetTextColor
push 0
push dword [ebp - 4]
push 0x1a
push 0xa
push 0x19a
push dword [ebp - 4]
call sub.gdi32.dll_TextOutA
push dword [ebp - 4]
call sub.gdi32.dll_DeleteDC
mov dword [0x405664], 0
push 0
push dword [0x4040a0]
call sub.user32.dll_FindWindowA
mov dword [0x405668], eax
lea eax, [0x405664]
push eax
push dword [0x405668]
call sub.user32.dll_GetWindowThreadProcessId
cmp dword [0x405664], 0
je 0x40346f
push 0x3e8
call sub.kernel32.dll_Sleep
push dword [0x405664]
push 0
push 0x1f0fff
call sub.kernel32.dll_OpenProcess
mov dword [0x40566c], eax
mov dword [0x405674], 0
lea eax, [0x405670]
push eax
push 8
lea eax, [0x405674]
push eax
push 0x94a598
push dword [0x40566c]
call sub.kernel32.dll_WriteProcessMemory
lea eax, [0x405670]
push eax
push 8
lea eax, [0x405674]
push eax
push 0x94a598
push dword [0x40566c]
call sub.kernel32.dll_WriteProcessMemory
lea eax, [0x405670]
push eax
push 0x32
lea eax, [0x405674]
push eax
push 0x94a598
push dword [0x40566c]
call sub.kernel32.dll_WriteProcessMemory
lea eax, [0x405670]
push eax
push 0x32
lea eax, [0x405674]
push eax
push 0x94a598
push dword [0x40566c]
call sub.kernel32.dll_WriteProcessMemory
push dword [0x40566c]
call sub.kernel32.dll_CloseHandle
push 0
call sub.user32.dll_MessageBeep
push dword [section.DATA]
call sub.kernel32.dll_GetCurrentProcess
push eax
call sub.kernel32.dll_TerminateProcess
pop eax
pop ecx
pop ebp
ret
Function at 0x4011e8
Capabilities:
Encode data using xor

Disassembly:
push 0x46a954
call sub.MSVBVM60.DLL_ThunRTMain
add byte [eax], al
add byte [eax], al
add byte [eax], al
xor byte [eax], al
add byte [eax], al
inc eax
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [edi + 0x69], ch
dec edi
dec edx
rol byte [ecx], 1
lodsb al, byte [esi]
dec ebp
xchg esi, eax
mov edi, 0x4a279b4c
jl 0x4011f4
add byte [eax], al
add byte [eax], al
add byte [eax], al
add dword [eax], eax
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
push eax
jb 0x401296
push 0x65
arpl word [ecx + esi], si
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add bh, bh
int3
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
arpl word [esi - 0x6ac2fffa], dx
xchg ebp, eax
push es
add byte [eax], al
add eax, 0x726f4600
insd dword es:[edi], dx
xor dword [eax], eax
or eax, 0xb0002d01
mov dl, 0xc8
stosd dword es:[edi], eax
mov esp, 0xb0d8bfe0
mov dl, 0xd7
mov al, 0xb0
cld
and byte [0xb9e7b520], ch
loop 0x401273
sal byte [ecx - 0x43394054], 0xbc
mov dword [0xbacfc9a8], eax
mov dword [0xd0d3a9a3], eax
iretd
Function at 0x40b730
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x466e2b
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.0045b946
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40b7b2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045985d
mov eax, dword [eax]
push 0x4861c0
push eax
call fcn.0044c6c4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045bbd1
test bl, bl
je 0x40b7b2
push 0x4861c0
lea ecx, [esp + 0xc]
call fcn.0045bf61
push 0x489d3c
lea ecx, [esp + 0xc]
call fcn.0045bf61
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 0x40b7ee
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045bbd1
jmp 0x40b8b9
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 0x40b872
lea edx, [esp + 0x7c]
push 0x489d38
push edx
call fcn.0044c6c4
add esp, 8
test eax, eax
je 0x40b872
lea eax, [esp + 0x7c]
push 0x489d34
push eax
call fcn.0044c6c4
add esp, 8
test eax, eax
je 0x40b872
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 0x40b802
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.0045bbd1
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 0x40c0b0
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 0x40c112
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 0x40c120
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x466eab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4901e0]
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 0x40c258
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40c186
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045bbd1
xor eax, eax
jmp 0x40c2cf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045bd0e
push esi
lea ecx, [esp + 0xc]
call fcn.0045bf9d
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 0x40c2ad
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0040c0b0
test eax, eax
jne 0x40c2ad
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.0040c0b0
test eax, eax
jne 0x40c2ad
lea eax, [esp + 0x14]
push 0x489d50
push eax
call fcn.0044d700
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c28c
lea ecx, [esp + 0x14]
push 0x489d4c
push ecx
call fcn.0044d680
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c28c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40c28f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045bcbe
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40c19e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045bbd1
xor eax, eax
jmp 0x40c2cf
mov byte [esi], 0
push 0x489d48
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.0045bbd1
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 0x41cd50
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 0x41cdbe
cmp si, 0x69
ja 0x41cdbe
add esi, 0xffd0
cmp si, 0x11
je 0x41cd8e
push 0x11
call edi
test ax, ax
jge 0x41cd8e
or esi, 0x2000
cmp si, 0x10
je 0x41cda3
push 0x10
call edi
test ax, ax
jge 0x41cda3
or esi, 0x4000
cmp si, 0x12
je 0x41cdb8
push 0x12
call edi
test ax, ax
jge 0x41cdb8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41cdcb
mov esi, 0xbd
jmp 0x41cd7f
cmp si, 0x6e
jne 0x41cdd8
mov esi, 0xbe
jmp 0x41cd7f
cmp si, 0x6f
jne 0x41cd79
mov esi, 0xbf
jmp 0x41cd7f

Function at 0x41e470
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4a0848]
xor edx, edx
cmp eax, edx
jne 0x41e496
xor eax, eax
mov byte [eax + 0x4a0748], al
inc eax
cmp eax, 0x100
jl 0x41e47e
mov dword [0x4a0848], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4a0748
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41e527
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 0x41e4fa
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 0x41e4c8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41e5a0
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 0x41e5f3
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 0x41e5da
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