joyce8/EMBER2024-capa huggingface dataset:
Function at 0x467c50
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x46d0d0
mov eax, dword fs:[0]
push eax
sub esp, 0x58
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x3c], 0
lea ecx, [ebp - 0x2c]
call fcn.00403890
mov dword [ebp - 4], 0
mov dword [ebp - 0x34], 0
lea eax, [ebp - 0x34]
push eax
mov ecx, dword [ebp + 0x1c]
push ecx
push 0
mov edx, dword [ebp + 0x10]
push edx
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov dword [ebp - 0x30], eax
cmp dword [ebp - 0x30], 0
jne 0x467cf4
mov dword [ebp - 0x38], 1
mov ecx, dword [ebp + 0x18]
push ecx
lea ecx, [ebp - 0x2c]
call fcn.0040dca0
lea edx, [ebp + 0x18]
push edx
lea ecx, [ebp - 0x2c]
call fcn.0040dc80
push eax
lea eax, [ebp - 0x38]
push eax
push 0
mov ecx, dword [ebp + 0x14]
push ecx
mov edx, dword [ebp - 0x34]
push edx
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
mov eax, dword [ebp - 0x34]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x2c]
call fcn.0040dc80
push eax
mov ecx, dword [ebp + 8]
call fcn.004030c0
mov ecx, dword [ebp - 0x3c]
or ecx, 1
mov dword [ebp - 0x3c], ecx
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x2c]
call fcn.004037e0
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret

Function at 0x467f10
Capabilities:
Enumerate processes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x46d12d
mov eax, dword fs:[0]
push eax
sub esp, 0x25c
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0x14], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x244], 0
push 0x228
push 0
lea eax, [ebp - 0x240]
push eax
call fcn.00416f90
add esp, 0xc
push 0
push 2
call sub.KERNEL32.dll_CreateToolhelp32Snapshot
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0xffffffff
jne 0x467f74
xor al, al
jmp 0x46800f
mov dword [ebp - 0x244], 0x22c
lea ecx, [ebp - 0x244]
push ecx
mov edx, dword [ebp - 0x10]
push edx
call sub.KERNEL32.dll_Process32FirstW
test eax, eax
je 0x468003
lea eax, [ebp - 0x220]
push eax
lea ecx, [ebp - 0x260]
push ecx
call fcn.00467d40
add esp, 8
mov dword [ebp - 4], 0
mov ecx, dword [ebp + 8]
call fcn.00403210
push eax
lea ecx, [ebp - 0x260]
call fcn.00403210
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
jne 0x467fdd
lea edx, [ebp - 0x23c]
push edx
mov ecx, dword [ebp + 0xc]
call fcn.0040dda0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x260]
call fcn.004037e0
lea eax, [ebp - 0x244]
push eax
mov ecx, dword [ebp - 0x10]
push ecx
call sub.KERNEL32.dll_Process32NextW
test eax, eax
jne 0x467f92
mov edx, dword [ebp - 0x10]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret
Function at 0x468210
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x46d3a1
mov eax, dword fs:[0]
push eax
sub esp, 0xbc
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
lea ecx, [ebp - 0x2c]
call fcn.00403890
mov dword [ebp - 4], 0
cmp dword [ebp + 8], 0
je 0x468306
mov eax, dword [ebp + 8]
push eax
lea ecx, [ebp - 0x48]
call fcn.004030c0
mov dword [ebp - 0xb4], eax
mov ecx, dword [ebp - 0xb4]
mov dword [ebp - 0xb8], ecx
mov byte [ebp - 4], 1
push 0x47cae4
mov edx, dword [ebp - 0xb8]
push edx
lea eax, [ebp - 0x64]
push eax
call fcn.00406390
add esp, 0xc
mov dword [ebp - 0xbc], eax
mov ecx, dword [ebp - 0xbc]
mov dword [ebp - 0xc0], ecx
mov byte [ebp - 4], 2
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp - 0xc0]
push eax
lea ecx, [ebp - 0x80]
push ecx
call fcn.00406390
add esp, 0xc
mov dword [ebp - 0xc4], eax
mov edx, dword [ebp - 0xc4]
mov dword [ebp - 0xc8], edx
mov byte [ebp - 4], 3
mov eax, dword [ebp - 0xc8]
push eax
lea ecx, [ebp - 0x2c]
call fcn.00401000
mov byte [ebp - 4], 2
lea ecx, [ebp - 0x80]
call fcn.004037e0
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x64]
call fcn.004037e0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x48]
call fcn.004037e0
jmp 0x468312
mov ecx, dword [ebp + 0xc]
push ecx
lea ecx, [ebp - 0x2c]
call fcn.004037b0
mov edx, dword [ebp + 0x14]
push edx
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp + 0x10]
push ecx
lea ecx, [ebp - 0x2c]
call fcn.00403210
push eax
push 0x47cae8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x2c]
call fcn.004037e0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret
Function at 0x468360
Capabilities:
Delete file
Move file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x46d3d9
mov eax, dword fs:[0]
push eax
sub esp, 0x80
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ecx, dword [ebp + 8]
call fcn.00403210
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
jne 0x46845d
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push eax
lea eax, [ebp - 0x48]
push eax
call fcn.00467ea0
add esp, 8
mov dword [ebp - 0x80], eax
mov ecx, dword [ebp - 0x80]
mov dword [ebp - 0x84], ecx
mov dword [ebp - 4], 0
push 0x47ca74
mov edx, dword [ebp + 8]
push edx
lea eax, [ebp - 0x64]
push eax
call fcn.00406390
add esp, 0xc
mov dword [ebp - 0x88], eax
mov ecx, dword [ebp - 0x88]
mov dword [ebp - 0x8c], ecx
mov byte [ebp - 4], 1
mov edx, dword [ebp - 0x84]
push edx
mov eax, dword [ebp - 0x8c]
push eax
lea esi, [ebp - 0x2c]
call fcn.00401990
add esp, 8
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x64]
call fcn.004037e0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x48]
call fcn.004037e0
lea ecx, [ebp - 0x2c]
call fcn.00403210
push eax
mov ecx, dword [ebp + 8]
call fcn.00403210
push eax
call fcn.004188dd
add esp, 8
push 5
push 0
lea ecx, [ebp - 0x2c]
call fcn.00403210
push eax
call dword [sym.imp.KERNEL32.dll_MoveFileExA]
lea ecx, [ebp - 0x2c]
call fcn.004037e0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret

Function at 0x469600
Capabilities:
Hash data with md5

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov byte [eax + 0x68], 0
mov ecx, dword [ebp - 4]
mov dword [ecx + 0x14], 0
mov edx, dword [ebp - 4]
mov dword [edx + 0x10], 0
mov eax, dword [ebp - 4]
mov dword [eax], 0x67452301
mov ecx, dword [ebp - 4]
mov dword [ecx + 4], 0xefcdab89
mov edx, dword [ebp - 4]
mov dword [edx + 8], 0x98badcfe
mov eax, dword [ebp - 4]
mov dword [eax + 0xc], 0x10325476
mov esp, ebp
pop ebp
ret
Function at 0x46b3e0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x5c
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0xc], eax
push esi
mov dword [ebp - 0x54], ecx
lea eax, [ebp - 8]
push eax
mov ecx, dword [ebp + 8]
call fcn.00409a90
jmp 0x46b410
push 0
lea ecx, [ebp - 0x30]
push ecx
lea ecx, [ebp - 8]
call fcn.00409f10
lea edx, [ebp - 0x38]
push edx
mov ecx, dword [ebp + 8]
call fcn.0040be30
push eax
lea ecx, [ebp - 8]
call fcn.00409e40
movzx eax, al
test eax, eax
je 0x46b490
lea ecx, [ebp - 8]
call fcn.00409eb0
mov ecx, eax
call fcn.00403210
sub esp, 0x1c
mov ecx, esp
mov dword [ebp - 0x3c], esp
push eax
push ecx
call fcn.00468480
add esp, 8
mov dword [ebp - 0x58], eax
lea edx, [ebp - 0x28]
push edx
call fcn.00407c10
add esp, 0x20
mov dword [ebp - 0x5c], eax
lea eax, [ebp - 0x28]
call fcn.00409030
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x46b483
mov byte [ebp - 0x3d], 0
lea esi, [ebp - 0x28]
call fcn.00409090
mov al, byte [ebp - 0x3d]
jmp 0x46b492
lea esi, [ebp - 0x28]
call fcn.00409090
jmp 0x46b402
mov al, 1
pop esi
mov ecx, dword [ebp - 0xc]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret 4

Function at 0x46b4b0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x5c
mov eax, dword [0x4831a0]
xor eax, ebp
mov dword [ebp - 0xc], eax
push esi
mov dword [ebp - 0x54], ecx
lea eax, [ebp - 8]
push eax
mov ecx, dword [ebp + 8]
call fcn.00409a90
jmp 0x46b4e0
push 0
lea ecx, [ebp - 0x30]
push ecx
lea ecx, [ebp - 8]
call fcn.00409f10
lea edx, [ebp - 0x38]
push edx
mov ecx, dword [ebp + 8]
call fcn.0040be30
push eax
lea ecx, [ebp - 8]
call fcn.00409e40
movzx eax, al
test eax, eax
je 0x46b560
lea ecx, [ebp - 8]
call fcn.00409eb0
mov ecx, eax
call fcn.00403210
sub esp, 0x1c
mov ecx, esp
mov dword [ebp - 0x3c], esp
push eax
push ecx
call fcn.00468480
add esp, 8
mov dword [ebp - 0x58], eax
lea edx, [ebp - 0x28]
push edx
call fcn.00407c10
add esp, 0x20
mov dword [ebp - 0x5c], eax
lea eax, [ebp - 0x28]
call fcn.00409030
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x46b553
mov byte [ebp - 0x3d], 0
lea esi, [ebp - 0x28]
call fcn.00409090
mov al, byte [ebp - 0x3d]
jmp 0x46b562
lea esi, [ebp - 0x28]
call fcn.00409090
jmp 0x46b4d2
mov al, 1
pop esi
mov ecx, dword [ebp - 0xc]
xor ecx, ebp
call fcn.0041230e
mov esp, ebp
pop ebp
ret 4
Function at 0x401dc0
Capabilities:
Get thread local storage value

Disassembly:
push esi
push ebx
sub esp, 0x14
mov dword [esp], 0x407048
call sub.KERNEL32.dll_EnterCriticalSection
mov ebx, dword [0x407040]
sub esp, 4
test ebx, ebx
je 0x401e0b
nop
mov eax, dword [ebx]
mov dword [esp], eax
call sub.KERNEL32.dll_TlsGetValue
sub esp, 4
mov esi, eax
call sub.KERNEL32.dll_GetLastError
test eax, eax
jne 0x401e04
test esi, esi
je 0x401e04
mov eax, dword [ebx + 4]
mov dword [esp], esi
call eax
mov ebx, dword [ebx + 8]
test ebx, ebx
jne 0x401de0
mov dword [esp], 0x407048
call sub.KERNEL32.dll_LeaveCriticalSection
sub esp, 4
add esp, 0x14
pop ebx
pop esi
ret

Function at 0x401ff0
Capabilities:
Write file on windows

Disassembly:
push esi
push ebx
sub esp, 0x14
mov eax, dword [sym.imp.msvcrt.dll__iob]
mov dword [esp + 8], 0x17
mov dword [esp + 4], 1
lea esi, [esp + 0x24]
mov dword [esp], str.Mingw_runtime_failure:_n
lea ebx, [eax + 0x40]
mov dword [esp + 0xc], ebx
call sub.msvcrt.dll_fwrite
mov eax, dword [esp + 0x20]
mov dword [esp + 8], esi
mov dword [esp], ebx
mov dword [esp + 4], eax
call sub.msvcrt.dll_vfprintf
call sub.msvcrt.dll_abort
lea esi, [esi]

Function at 0x402040
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
push edi
mov edi, ecx
push esi
push ebx
mov ebx, eax
mov esi, edx
sub esp, 0x4c
lea eax, [esp + 0x24]
mov dword [esp + 8], 0x1c
mov dword [esp], ebx
mov dword [esp + 4], eax
call sub.KERNEL32.dll_VirtualQuery
sub esp, 0xc
test eax, eax
je 0x402118
mov eax, dword [esp + 0x38]
cmp eax, 0x40
je 0x40207e
cmp eax, 4
jne 0x4020a0
mov dword [esp + 8], edi
mov dword [esp + 4], esi
mov dword [esp], ebx
call sub.msvcrt.dll_memcpy
add esp, 0x4c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, dword [esp + 0x30]
lea ebp, [esp + 0x20]
mov dword [esp + 8], 0x40
mov dword [esp + 0xc], ebp
mov dword [esp + 4], eax
mov eax, dword [esp + 0x24]
mov dword [esp], eax
call sub.KERNEL32.dll_VirtualProtect
sub esp, 0x10
mov edx, dword [esp + 0x38]
mov dword [esp + 8], edi
mov dword [esp + 4], esi
mov dword [esp], ebx
mov dword [esp + 0x1c], edx
call sub.msvcrt.dll_memcpy
mov edx, dword [esp + 0x1c]
cmp edx, 0x40
je 0x40208e
cmp edx, 4
je 0x40208e
mov eax, dword [esp + 0x20]
mov dword [esp + 0xc], ebp
mov dword [esp + 8], eax
mov eax, dword [esp + 0x30]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x24]
mov dword [esp], eax
call sub.KERNEL32.dll_VirtualProtect
sub esp, 0x10
add esp, 0x4c
pop ebx
pop esi
pop edi
pop ebp
ret
mov dword [esp + 8], ebx
mov dword [esp + 4], 0x1c
mov dword [esp], str.__VirtualQuery_failed_for__d_bytes_at_address__p
call fcn.00401ff0
Function at 0x419a20
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.IaDsgWGk
lea edi, [esi - 0x10000]
push edi
or ebp, 0xffffffff
jmp 0x419a42
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x419a49
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x419a38
mov eax, 1
add ebx, ebx
jne 0x419a5b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x419a50
jne 0x419a6c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x419a50
xor ecx, ecx
sub eax, 3
jb 0x419a80
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x419af2
mov ebp, eax
add ebx, ebx
jne 0x419a8b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x419a98
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x419abc
inc ecx
add ebx, ebx
jne 0x419aa8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x419a9d
jne 0x419ab9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x419a9d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x419adc
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x419acd
jmp 0x419a3e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x419adc
add edi, ecx
jmp 0x419a3e
pop esi
lea edi, [esi + 0x17000]
mov eax, dword [edi]
or eax, eax
je 0x419b44
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x199f4]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x19a74]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x419af9
mov ecx, edi
jns 0x419b28
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x19a7c]
or eax, eax
je 0x419b3e
mov dword [ebx], eax
add ebx, 4
jmp 0x419b16
call dword [esi + 0x19a78]
mov ebp, dword [esi + 0x19a80]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1f7]
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 0x419b78
sub esp, 0xffffff80
jmp section.VHqxTUpa

Function at 0x3bfdcd6
Capabilities:
Encode data using xor

Disassembly:
jmp 0x3ebe377
jmp 0x3e90966
push 1
push dword [esp]
mov ecx, dword [esp]
add esp, 4
jmp fcn.03e909d9
jmp 0x3ebe3d5
pushal
jmp 0x3ebe490
jmp 0x3e908a7
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

Function at 0x40892c
Capabilities:
Encode data using xor

Disassembly:
push 0x4085d8
pop ecx
sub edx, 0xd675810d
call fcn.0040895f
mov esi, edx
add esi, 1
xor dword [ebx], ecx
add ebx, 1
inc esi
mov edx, edx
cmp ebx, eax
jne fcn.0040892c
mov edx, edx
ret
Function at 0x40a15c
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [ebp + 0xc]
mov word [ebp + 0xc], ax
mov ebx, 0x19826993
mov eax, ebx
mul ebx
mov dword [ebp - 0x10], eax
mov ebx, eax
xor esi, esi
mov eax, ebx
mul ebx
mov dword [ebp - 0x14], eax
mov ebx, eax
mov word [ebp - 0xc], 0
jmp 0x40a272
mov eax, ebx
xor eax, ebx
mov ebx, eax
mov eax, dword [ebp + 8]
add eax, esi
push eax
call fcn.00405066
pop ecx
mov edx, eax
mov byte [ebp - 1], dl
cmp byte [ebp - 1], 0
jne 0x40a1b3
mov byte [ebp - 2], 0
jmp 0x40a1dd
call fcn.0040ddd8
mov dword [ebp - 0x18], eax
mov eax, 0x7fff
mov edi, 7
movzx edx, byte [ebp - 1]
mov ecx, edi
sub ecx, edx
cdq
idiv ecx
mov ecx, eax
mov eax, dword [ebp - 0x18]
cdq
idiv ecx
mov edx, eax
mov byte [ebp - 2], dl
mov eax, dword [ebp + 8]
mov al, byte [esi + eax]
cmp al, 0x70
jb 0x40a1fc
cmp al, 0x7f
ja 0x40a1fc
mov eax, dword [ebp + 8]
add eax, esi
inc eax
movzx edx, byte [eax]
movzx ecx, byte [ebp - 2]
sub edx, ecx
mov byte [eax], dl
mov eax, dword [ebp + 8]
movzx eax, byte [esi + eax]
cmp eax, 0xe2
jne 0x40a21b
mov eax, dword [ebp + 8]
add eax, esi
inc eax
movzx edx, byte [eax]
movzx ecx, byte [ebp - 2]
sub edx, ecx
mov byte [eax], dl
mov eax, ebx
sub eax, ebx
mov ebx, eax
push 8
push 0x90
lea eax, [ebp - 0xa]
push eax
call fcn.0040ddc0
movzx eax, byte [ebp - 1]
push eax
mov eax, dword [ebp + 8]
add eax, esi
push eax
lea eax, [ebp - 0xa]
movzx edx, byte [ebp - 2]
add eax, edx
push eax
call fcn.0040ddb4
mov eax, ebx
sub eax, ebx
mov ebx, eax
push 6
lea eax, [ebp - 0xa]
push eax
mov eax, dword [ebp + 8]
add eax, esi
push eax
call fcn.0040ddb4
add esp, 0x24
mov eax, ebx
add eax, ebx
mov ebx, eax
add esi, 6
inc word [ebp - 0xc]
movzx eax, word [ebp + 0xc]
dec eax
cmp esi, eax
jb 0x40a190
pop edi
pop esi
pop ebx
leave
ret

Function at 0x42e001
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x407ef8
nop
mov ecx, 0x697079e4
nop
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x42e04e
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
jne 0x42e024
nop
mov eax, section..data
nop
mov ebx, 0x42cd70
nop
mov ecx, 0x31dd0681
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x42e084
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
add eax, 4
nop
nop
nop
nop
cmp eax, ebx
nop
jne 0x42e06c
nop
nop
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x401219
Function at 0x4029e8
Capabilities:
Get common file path
Set current directory

Disassembly:
push ebx
push esi
add esp, 0xfffffdf0
mov esi, edx
mov ebx, eax
test bl, bl
je 0x402a25
xor eax, eax
mov al, bl
add eax, 0x41
dec eax
mov byte [esp], al
mov byte [esp + 1], 0x3a
mov byte [esp + 2], 0
lea eax, [esp + 0x109]
push eax
push 0x105
call sub.kernel32.dll_GetCurrentDirectoryA
push esp
call sub.kernel32.dll_SetCurrentDirectoryA
lea eax, [esp + 4]
push eax
push 0x105
call sub.kernel32.dll_GetCurrentDirectoryA
test bl, bl
je 0x402a45
lea eax, [esp + 0x109]
push eax
call sub.kernel32.dll_SetCurrentDirectoryA
mov eax, esi
lea edx, [esp + 4]
mov ecx, 0x105
call fcn.004049c8
add esp, 0x210
pop esi
pop ebx
ret

Function at 0x402bac
Capabilities:
Accept command line arguments

Disassembly:
push ebx
push esi
push edi
add esp, 0xfffffef8
mov ebx, edx
mov esi, eax
mov eax, ebx
call fcn.00404758
test esi, esi
jne 0x402be2
push 0x105
lea eax, [esp + 4]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameA
mov ecx, eax
mov edx, esp
mov eax, ebx
call fcn.00404848
jmp 0x402c00
call sub.kernel32.dll_GetCommandLineA
mov edi, eax
mov edx, ebx
mov eax, edi
call fcn.00402ac0
mov edi, eax
test esi, esi
je 0x402c00
cmp dword [ebx], 0
je 0x402c00
dec esi
jmp 0x402be9
add esp, 0x108
pop edi
pop esi
pop ebx
ret

Function at 0x403878
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x527020]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x403910
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA
test eax, eax
jne 0x4038f0
xor eax, eax
push ebp
push 0x4038e9
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0xc], 4
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 8]
push eax
push 0
push 0
push 0x40392c
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegQueryValueExA
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4038f0
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegCloseKey
ret
mov ax, word [0x527020]
and ax, 0xffc0
mov dx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x527020], ax
mov esp, ebp
pop ebp
ret

Function at 0x4045dc
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x52a04c], 0
je 0x40463d
cmp word [0x52a220], 0xd7b2
jne 0x404605
cmp dword [0x52a228], 0
jbe 0x404605
mov eax, 0x52a21c
call dword [0x52a238]
push 0
lea eax, [esp + 4]
push eax
push 0x1e
push 0x527070
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x404664
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x527030], 0
jne 0x404659
push 0
push 0x527068
push 0x527070
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret