joyce8/EMBER2024-capa huggingface dataset:
Function at 0x66a8a0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x8f57a8]
xor edx, edx
cmp eax, edx
jne 0x66a8c6
xor eax, eax
mov byte [eax + 0x8f56a8], al
inc eax
cmp eax, 0x100
jl 0x66a8ae
mov dword [0x8f57a8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x8f56a8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x66a957
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 0x66a92a
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 0x66a8f8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x66a960
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 0x66a9b3
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 0x66a99a
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 0x671360
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x6d397e
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.00671c80
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x7aa7d4
call fcn.006c1103
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x6713f3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.006c1103
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x6713ec
push 0
mov ecx, eax
call fcn.006684e0
mov dword [esi + 0xc], eax
jmp 0x6713f5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x6713f5
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x682460
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
mov edx, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x18]
imul eax, edi
add eax, edx
cmp edx, eax
mov dword [ebp - 0x14], eax
jae 0x682581
mov eax, dword [ebp + 0x10]
lea eax, [edx + eax*4]
push ebx
push esi
mov dword [ebp + 0x14], eax
mov esi, 0xffc03fc0
mov eax, 0xff00ff
cmp edx, dword [ebp + 0x14]
mov ecx, dword [ebp + 8]
mov dword [ebp - 4], ecx
jae 0x682565
mov ebx, dword [ebp + 0x14]
sub ebx, edx
dec ebx
shr ebx, 3
lea ecx, [edx + 4]
inc ebx
mov dword [ebp - 0xc], ecx
mov dword [ebp - 0x10], ebx
mov edx, dword [ecx + edi]
mov edi, dword [edi + ecx - 4]
mov dword [ebp - 8], edi
shr edi, 2
and edi, esi
mov dword [ebp + 0x10], edx
mov edx, dword [ecx]
mov ecx, dword [ecx - 4]
mov ebx, ecx
shr ebx, 2
and ebx, esi
add ebx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ebx, edi
mov edi, edx
shr edi, 2
and edi, esi
lea ebx, [ebx + edi - 0x7fff80]
mov edi, dword [ebp - 8]
and edi, eax
mov esi, ecx
and esi, eax
add esi, edi
mov edi, dword [ebp + 0x10]
and edi, eax
add esi, edi
mov edi, edx
and edi, eax
lea esi, [esi + edi + 0x20002]
mov edi, dword [ebp - 8]
shr ecx, 2
shr esi, 2
xor ebx, esi
shr edi, 2
mov esi, 0x3fc03fc0
and ecx, esi
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x18]
shr edx, 2
and edx, esi
lea ecx, [ecx + edx + 0x800080]
and ebx, eax
xor ebx, ecx
mov ecx, dword [ebp - 4]
add dword [ebp - 4], 4
mov dword [ecx], ebx
mov ecx, dword [ebp - 0xc]
add ecx, 8
dec dword [ebp - 0x10]
mov dword [ebp - 0xc], ecx
mov esi, 0xffc03fc0
jne 0x6824b7
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x1c]
add dword [ebp + 8], ecx
lea ecx, [edi + edi]
add dword [ebp + 0x14], ecx
add edx, ecx
cmp edx, dword [ebp - 0x14]
mov dword [ebp + 0xc], edx
jb 0x682495
pop esi
pop ebx
xor eax, eax
pop edi
leave
ret 0x18

Function at 0x682fc9
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
lea eax, [ebp - 4]
push eax
push str.SoftwareMicrosoftDirect3D
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x683020
push esi
lea eax, [ebp + 0x14]
push eax
push dword [ebp + 0x10]
lea eax, [ebp + 0x10]
push eax
push 0
push dword [ebp + 0xc]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
push dword [ebp - 4]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
pop esi
jne 0x683020
mov eax, dword [ebp + 0x10]
cmp eax, dword [ebp + 8]
jne 0x683020
xor eax, eax
inc eax
jmp 0x683022
xor eax, eax
leave
ret 0x10
Function at 0x68304b
Capabilities:
Get system information on windows
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
push edi
lea eax, [ebp - 4]
push eax
push str.SoftwareMicrosoftDirect3D
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
xor edi, edi
test eax, eax
jne 0x6830b9
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0xc]
push eax
push edi
push 0x7ae674
push dword [ebp - 4]
mov dword [ebp - 8], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x6830b0
cmp dword [ebp - 0xc], 4
jne 0x6830b0
cmp dword [ebp - 0x10], edi
je 0x6830b0
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov dword [0x7e7428], edi
xor eax, eax
jmp 0x6830f8
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [0x7e7428], edi
jge 0x6830f3
lea eax, [ebp - 0x34]
push eax
mov dword [0x7e7428], edi
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
cmp word [ebp - 0x34], di
jne 0x6830f3
cmp word [ebp - 0x14], 5
jb 0x6830f3
call fcn.00683026
test eax, eax
je 0x6830f3
emms
mov dword [0x7e7428], 1
mov eax, dword [0x7e7428]
pop edi
leave
ret

Function at 0x6959c0
Capabilities:
Terminate process

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
test esi, esi
push edi
jne 0x6959d0
mov esi, 1
push esi
call fcn.006ac1b7
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x695a22
call fcn.006accdd
mov edi, eax
call fcn.00698520
mov ecx, dword [edi]
mov dword [eax], ecx
mov eax, dword [esp + 0x14]
mov edi, eax
and edi, 8
je 0x695a06
mov edx, dword [0x7f2128]
mov dword [0x7f2124], edx
test al, 0x18
je 0x695a17
push esi
push 0x24
push 5
call fcn.00698d70
add esp, 0xc
test edi, edi
je 0x695a3d
push 1
call fcn.006aec08
test byte [esp + 0x14], 0x20
je 0x695a3d
mov ecx, esi
mov edx, ecx
shr ecx, 2
xor eax, eax
mov edi, ebx
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
pop edi
pop esi
mov eax, ebx
pop ebx
ret
Function at 0x696b40
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x2c
mov edx, dword [ebp + 0x10]
test edx, edx
push ebx
push esi
push edi
je 0x696c34
cmp byte [edx], 0
je 0x696c27
mov eax, dword [ebp + 0xc]
mov ebx, dword [ebp + 8]
add eax, 8
or ecx, 0xffffffff
mov dword [esp + 0xc], eax
xor eax, eax
mov edi, edx
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
lea ecx, [esp + 0x20]
push ecx
mov esi, ebx
call fcn.00696ac0
mov edi, dword [ebp + 0xc]
push 8
lea edx, [esp + 0x20]
push edi
push edx
call fcn.00696ac0
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
xor eax, edx
push eax
xor ecx, dword [esp + 0x34]
push ecx
lea edx, [esp + 0x40]
push edx
call fcn.00696a30
mov eax, dword [esp + 0x30]
add esp, 0x24
cmp edi, eax
jae 0x696bf1
sub eax, edi
mov edi, eax
lea eax, [esp + 0x20]
push eax
call fcn.00696a70
fmul qword [0x7b7240]
push ecx
fstp qword [esp]
call fcn.006aaae8
fadd qword [0x7b7238]
add esp, 8
call fcn.006aabb8
mov byte [ebx], al
inc ebx
dec edi
jne 0x696bc4
lea ecx, [esp + 0x20]
push ecx
call fcn.00696a70
fmul qword [0x7b7240]
push ecx
fstp qword [esp]
call fcn.006aaae8
add esp, 8
call fcn.006aabb8
cmp esi, ebx
je 0x696c1d
xor byte [esi], al
inc esi
cmp esi, ebx
jne 0x696c16
mov byte [ebx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp + 8]
mov byte [edx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
pop edi
pop esi
mov byte [eax], 0
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x697000
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
lea eax, [ebx + 0x134]
push edi
lea esi, [ebx + 0x34]
mov dword [esp + 0x14], eax
xor edi, edi
mov ecx, dword [ebx + 0x1c]
mov ebp, edi
and ebp, 0xff
mov al, byte [ecx + ebp + 1]
test al, 3
je 0x697030
mov byte [edi + esi], 2
jmp 0x697067
test al, 4
je 0x69703a
mov byte [edi + esi], 0xd
jmp 0x697067
mov edx, dword [ebx + 0x240]
push edi
push ebx
call dword [edx + 4]
add esp, 8
cmp eax, 1
jle 0x697053
mov byte [edi + esi], 2
jmp 0x697067
mov eax, dword [ebx + 0x1c]
test byte [eax + ebp + 1], 0x17
jne 0x697063
mov byte [edi + esi], 0x19
jmp 0x697067
mov byte [edi + esi], 1
inc edi
cmp edi, 0x100
jb 0x697017
mov ecx, dword [esp + 0x14]
mov al, 7
mov byte [esi + 0x21], al
mov byte [esi + 0x3d], al
mov byte [esi + 0x3e], al
mov al, 0x10
mov byte [esi + 0x7c], al
mov byte [esi + 0x26], al
mov byte [esi + 0x24], 2
mov byte [esi + 0x5f], 2
mov byte [esi + 0x27], 9
mov byte [esi + 0x2e], 0xf
mov byte [esi + 0x3c], 8
mov byte [esi + 0x23], 0xa
mov byte [esi + 0x3b], 0x15
mov byte [esi + 0x3a], 0x16
mov byte [esi], 0x11
mov byte [esi + 0x5c], 0x12
mov byte [esi + 0x2f], 0x13
mov byte [esi + 0x2a], 0x14
mov byte [esi + 0x40], 0x17
mov byte [esi + 0x60], 0x1a
mov byte [esi + 0x22], 0x20
mov eax, esi
sub ecx, esi
mov edi, 0x100
mov dl, byte [eax]
cmp dl, 2
je 0x6970db
cmp dl, 0xd
je 0x6970db
xor edx, edx
jmp 0x6970e0
mov edx, 1
mov byte [ecx + eax], dl
inc eax
dec edi
jne 0x6970cb
mov al, 0x1d
mov byte [esi + 0x58], al
mov byte [esi + 0x78], al
mov al, 0x1f
pop edi
mov byte [esi + 0x62], 0x1e
mov byte [esi + 0x4e], al
mov byte [esi + 0x6e], al
pop esi
pop ebp
pop ebx
ret

Function at 0x697100
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push esi
push edi
push ebx
push 0x4000
call fcn.006959c0
mov esi, eax
add esp, 8
test esi, esi
jne 0x697121
pop edi
pop esi
xor al, al
pop ebx
ret
mov eax, dword [esp + 0x10]
push ebx
push 0
push eax
call fcn.00698760
mov edi, eax
add esp, 0xc
test edi, edi
jge 0x697146
push esi
call fcn.00695a50
add esp, 4
pop edi
pop esi
mov al, 1
pop ebx
ret
push ebp
push 0x4000
push esi
push edi
call fcn.006b7d9c
push ebx
push edi
mov ebp, eax
call fcn.006987d0
push 0x697180
push ebp
push esi
call fcn.00699b00
push esi
call fcn.00695a50
add esp, 0x24
pop ebp
pop edi
pop esi
xor al, al
pop ebx
ret
Function at 0x698490
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebx
push esi
push 0x916120
xor bl, bl
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0x916040]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
jne 0x69850b
push 0x4c
push 1
call fcn.006ad105
mov esi, eax
add esp, 8
test esi, esi
jne 0x6984d3
push 0x916120
mov bl, 1
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret
mov ecx, dword [0x916040]
push esi
push ecx
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov eax, dword [0x90792c]
inc eax
lea edx, [esi + 0xc]
mov dword [0x90792c], eax
push edx
mov dword [esi + 0x30], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
lea eax, [esi + 4]
push 0
push eax
call fcn.0069bfd0
add esp, 8
mov byte [esi + 0x3c], 1
push 0x916120
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret

Function at 0x698990
Capabilities:
Read file on windows

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
mov dword [esp + 0x1c], edi
call fcn.006accdd
mov ebx, dword [esp + 0x14]
mov dword [eax], 0
mov eax, dword [esp + 0x18]
push edi
push eax
push ebx
call fcn.006b7d9c
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x698a8a
call fcn.006accdd
cmp dword [eax], 0
je 0x6989d7
call fcn.006accdd
mov ebp, dword [eax]
jmp 0x6989da
or ebp, 0xffffffff
call fcn.00698520
test esi, esi
mov dword [eax], ebp
jne 0x6989ef
call fcn.006accdd
cmp dword [eax], 4
je 0x698a3f
mov eax, dword [esp + 0x20]
test al, 0x1a
je 0x698a22
cmp esi, 0xffffffff
je 0x698a64
test al, 6
je 0x698a22
call fcn.00698520
mov ecx, dword [eax]
push ecx
push ebx
call fcn.0069c000
add esp, 4
push eax
push 0x24
push 9
call fcn.00698d70
mov eax, dword [esp + 0x30]
add esp, 0x10
cmp esi, 0xffffffff
je 0x698a82
test al, 6
je 0x698a30
test ah, 2
je 0x698a82
test esi, esi
jbe 0x698a8e
test ah, 2
je 0x698a8e
add dword [esp + 0x18], esi
sub edi, esi
call fcn.006accdd
mov edx, dword [esp + 0x18]
push edi
push edx
push ebx
mov dword [eax], 0
call fcn.006b7d9c
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x698a8a
jmp 0x6989c4
call fcn.00698520
mov eax, dword [eax]
push eax
push ebx
call fcn.0069c000
add esp, 4
push eax
push 0x24
push 2
call fcn.00698d70
add esp, 0x10
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret
mov eax, dword [esp + 0x20]
test al, 6
je 0x698a9b
xor esi, esi
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret
test ah, 2
je 0x698aa4
mov esi, dword [esp + 0x1c]
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret

Function at 0x6af96a
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x6af98a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.006acc6a
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x6af9ad
test byte [esp + 8], 2
je 0x6af9ad
call fcn.006accdd
mov dword [eax], 0xd
call fcn.006acce6
mov dword [eax], 5
jmp 0x6af986
xor eax, eax
ret
Function at 0x6c3778
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x6c37b0
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.006c181d
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.006c17f5
jmp 0x6c37bc
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x6c4f78
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 0x6c4fba
call fcn.006cb5db
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x6c4fba
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x6c4fb1
xor eax, eax
jmp 0x6c4fc2
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.006c4fc8
pop edi
pop esi
pop ebx
ret 4

Function at 0x6cbb0b
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 0x6cbb39
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x6cbb57
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.006cba71
jmp 0x6cbb57
mov eax, dword [esi + 0x14]
test eax, eax
je 0x6cbb57
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.006cba71
test edi, edi
mov eax, edi
jne 0x6cbb41
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x41f993
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x41f9d2
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x41f9d2
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x41f9d2
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x41f9d2
cmp dword [ecx + 0x74], 0xe
jbe 0x41f9d2
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x432150
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43217d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43217d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x433005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
call 0x43300c
nop
pop eax
nop
nop
nop
nop
nop
add eax, 0x40a063
sub eax, 0x40a009
nop
nop
nop
mov ebx, dword [eax]
nop
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
add ebx, 4
nop
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
jl 0x433030
nop
nop
nop
nop
nop
add eax, 0xc
cmp dword [eax], 0
nop
nop
nop
nop
nop
nop
jne 0x43301e
nop
nop
nop
nop
nop
popal
nop
jmp 0x431219

Function at 0x430000
Capabilities:
Encode data using xor

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..pdata
nop
mov ebx, 0x408f6c
mov ecx, 0x2d044970
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x43004e
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x430024
nop
nop
mov eax, section..pdata_1
mov ebx, 0x42e3d0
nop
mov ecx, 0x46ce43b4
nop
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x430084
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
jne 0x43006c
nop
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219
Function at 0x402f70
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x42c040
mov eax, dword fs:[0]
push eax
sub esp, 0x350
mov eax, dword [0x437a60]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
xor edi, edi
push 0x104
lea eax, [ebp - 0x118]
push edi
push eax
mov esi, ecx
mov dword [ebp - 4], edi
call fcn.00418dd0
mov esi, dword [esi + 0x10]
add esp, 0xc
cmp esi, edi
je 0x402fdf
cmp dword [esi + 4], edi
jne 0x402fd4
mov ecx, dword [esi]
push ecx
call fcn.00417b60
mov dword [esi + 4], eax
mov ecx, dword [esi + 4]
jmp 0x402fe1
xor ecx, ecx
lea edx, [ebp - 0x21c]
mov al, byte [ecx]
mov byte [edx], al
inc ecx
inc edx
test al, al
jne 0x402fe7
lea edx, [ebp - 0x21c]
push 0x5c
push edx
call fcn.00418d10
mov ebx, eax
mov eax, 1
lea ecx, [ebp - 0x21c]
sub eax, ecx
add esp, 8
add ebx, eax
cmp edi, ebx
jge 0x403088
cmp byte [ebp + edi - 0x21c], 0x5c
jne 0x403073
lea eax, [ebp - 0x118]
lea edx, [eax + 1]
lea ebx, [ebx]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x403030
sub eax, edx
cmp eax, 2
jbe 0x403073
lea edx, [ebp - 0x35c]
push edx
lea eax, [ebp - 0x118]
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov esi, eax
cmp esi, 0xffffffff
jne 0x40306c
push 0
lea ecx, [ebp - 0x118]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
test eax, eax
je 0x403084
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov dl, byte [ebp + edi - 0x21c]
mov byte [ebp + edi - 0x118], dl
inc edi
jmp 0x403013
xor al, al
jmp 0x40308a
mov al, 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.00418a11
mov esp, ebp
pop ebp
ret
Function at 0x4039a0
Capabilities:
Start service

Disassembly:
push ebp
lea ebp, [esp - 0x404]
sub esp, 0x404
push 0xffffffffffffffff
push 0x42c150
mov eax, dword fs:[0]
push eax
sub esp, 0x10
mov eax, dword [0x437a60]
xor eax, ebp
mov dword [ebp + 0x400], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
add ecx, 0x14
push ecx
lea eax, [ebp - 0x14]
push str.BackWeb_Plug_in__
push eax
call fcn.00403920
add esp, 0xc
push 0
mov dword [ebp - 4], 0
call dword [sym.imp.ole32.dll_CoInitialize]
push 0x20000000
push 0
push 0
mov byte [ebp - 4], 1
call dword [sym.imp.ADVAPI32.dll_OpenSCManagerA]
mov edi, eax
test edi, edi
je 0x403b11
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x403a3b
cmp dword [eax + 4], 0
lea esi, [eax + 4]
jne 0x403a37
mov ecx, dword [eax]
push ecx
call fcn.00417b60
mov dword [esi], eax
mov esi, dword [esi]
jmp 0x403a3d
xor esi, esi
push 0x10
push esi
push edi
call dword [sym.imp.ADVAPI32.dll_OpenServiceA]
mov esi, eax
test esi, esi
je 0x403a97
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_StartServiceA]
test eax, eax
je 0x403a6d
push 0
push str.Service_started
call fcn.0040ae10
add esp, 8
jmp 0x403a90
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea edx, [ebp]
push str.Failed_to_start_service___d_
push edx
call fcn.00418e4a
lea eax, [ebp]
push 0
push eax
call fcn.0040ae10
add esp, 0x14
push esi
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
push edi
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
call dword [sym.imp.ole32.dll_CoUninitialize]
mov esi, dword [ebp - 0x14]
mov dword [ebp - 4], 0xffffffff
test esi, esi
je 0x403aea
lea eax, [esi + 8]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
test eax, eax
jne 0x403aea
test esi, esi
je 0x403aea
mov eax, dword [esi]
test eax, eax
je 0x403ad1
push eax
call dword [sym.imp.OLEAUT32.dll_SysStringLen]
mov eax, dword [esi + 4]
test eax, eax
je 0x403ae1
push eax
call fcn.00417eb0
add esp, 4
push esi
call fcn.00417eb0
add esp, 4
xor al, al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp + 0x400]
xor ecx, ebp
call fcn.00418a11
add ebp, 0x404
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea ecx, [ebp]
push str.Failed_to_open_service_control_manager___d_
push ecx
call fcn.00418e4a
lea edx, [ebp]
push 0
push edx
call fcn.0040ae10
add esp, 0x14
jmp 0x403a9e
Function at 0x403ba0
Capabilities:
Access peb ldr_data
Get process heap flags
Get process heap force flags

Disassembly:
push 0xffffffffffffffff
push 0x42c204
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push ebp
push esi
push edi
mov eax, dword [0x437a60]
xor eax, esp
push eax
lea eax, [esp + 0x18]
mov dword fs:[0], eax
mov esi, ecx
mov dword [esp + 0x14], esi
lea ecx, [esi + 0xc]
xor edi, edi
mov dword [esi], vtable.CElement.0
mov dword [ecx], edi
lea ebx, [esi + 0x10]
mov dword [esp + 0x20], edi
mov dword [ebx], edi
lea ebp, [esi + 0x14]
mov dword [ebp], edi
mov dword [esi + 0x18], edi
mov dword [esi + 0x1c], edi
mov dword [esi + 0x20], edi
mov dword [esi + 0x24], edi
mov dword [esi + 0x28], edi
mov dword [esi + 0x2c], edi
mov dword [esi + 0x30], edi
mov dword [esi + 0x34], edi
mov dword [esi + 0x38], edi
push 0x42e470
mov byte [esp + 0x24], 0xb
mov dword [esi + 4], edi
mov dword [esi + 8], 1
call fcn.004037d0
push 0x42e470
mov ecx, ebx
call fcn.004037d0
push 0x42e470
mov ecx, ebp
call fcn.004037d0
push 0x42e470
lea ecx, [esi + 0x18]
call fcn.004037d0
push 0x42e470
lea ecx, [esi + 0x1c]
call fcn.004037d0
push 0x42e470
lea ecx, [esi + 0x20]
call fcn.004037d0
mov dword [esi + 0x244], edi
mov eax, esi
mov ecx, dword [esp + 0x18]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret