joyce8/EMBER2024-capa huggingface dataset:
Function at 0x6f9f90
Capabilities:
Query or enumerate registry key

Disassembly:
sub esp, 0x208
lea eax, [esp]
push ebx
mov ebx, dword [sym.imp.ADVAPI32.dll_RegEnumKeyW]
push ebp
push esi
push edi
xor edi, edi
push 0x104
push eax
push edi
push SysStringLen
call ebx
mov esi, dword [esp + 0x21c]
mov ebp, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0x6f9ffb
mov ecx, dword [esi + 8]
push 0
push ecx
call ebp
test eax, eax
je 0x6fa035
lea edx, [esp + 0x10]
push esi
push edx
push SysStringLen
call fcn.006f9e00
add esp, 0xc
lea eax, [esp + 0x10]
inc edi
push 0x104
push eax
push edi
push SysStringLen
call ebx
test eax, eax
je 0x6f9fc5
mov edi, 0x7148b0
mov ecx, dword [esi + 8]
push 0
push ecx
call ebp
test eax, eax
je 0x6fa035
mov edx, dword [edi]
push esi
push edx
push reloc.OLEAUT32.dll_SysReAllocString
call fcn.006f9e00
add edi, 4
add esp, 0xc
cmp edi, 0x7148c0
jb 0x6fa000
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
add esp, 0x208
ret
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x208
ret

Function at 0x6fa070
Capabilities:
Enumerate files on windows

Disassembly:
sub esp, 0x250
push esi
push edi
mov edi, dword [esp + 0x25c]
push 0x5c
push edi
call fcn.00700082
mov esi, eax
add esp, 8
test esi, esi
je 0x6fa107
lea eax, [esp + 8]
mov word [esi], 0
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x6fa102
push ebx
lea ebx, [esi + 2]
push ebp
lea ecx, [esp + 0x3c]
push ebx
push ecx
call fcn.006ff946
add esp, 8
test eax, eax
je 0x6fa0e3
mov ebp, dword [sym.imp.KERNEL32.dll_FindNextFileW]
lea edx, [esp + 0x10]
push edx
push edi
call ebp
test eax, eax
je 0x6fa0e8
lea eax, [esp + 0x3c]
push ebx
push eax
call fcn.006ff946
add esp, 8
test eax, eax
jne 0x6fa0c5
mov word [esi], 0x5c
push edi
call dword [sym.imp.KERNEL32.dll_FindClose]
cmp word [esi], 0
pop ebp
pop ebx
je 0x6fa102
pop edi
mov al, 1
pop esi
add esp, 0x250
ret
mov word [esi], 0x5c
pop edi
xor al, al
pop esi
add esp, 0x250
ret
Function at 0x6faf10
Capabilities:
Get disk information

Disassembly:
push 0xffffffffffffffff
push 0x70f9fb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
push ebx
push ebp
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov esi, dword [esp + 0x2c]
xor ebp, ebp
mov dword [esp + 0x10], eax
xor ebx, ebx
mov eax, 1
mov ecx, ebx
shl eax, cl
mov ecx, dword [esp + 0x10]
test ecx, eax
je 0x6fb002
lea edx, [ebx + 0x41]
lea eax, [esp + 0x14]
push edx
push str._c:_
push eax
call fcn.006fedff
add esp, 0xc
lea ecx, [esp + 0x14]
push ecx
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 3
jne 0x6fb002
lea edx, [esp + 0x14]
push edx
push str.Mounting__s_n
call fcn.006f66e0
lea eax, [esp + 0x1c]
lea edi, [esi + 0x1048]
push eax
push edi
mov word [esp + 0x28], bp
call fcn.006ff20b
push 0x10
call fcn.006ff1d3
add esp, 0x14
mov dword [esp + 0x2c], eax
cmp eax, ebp
mov dword [esp + 0x24], ebp
je 0x6fafc5
mov cx, word [edi]
push ecx
mov ecx, eax
call fcn.006eb1c0
jmp 0x6fafc7
xor eax, eax
push esi
mov dword [esp + 0x28], 0xffffffff
mov dword [esi], eax
call fcn.006fab80
mov edi, dword [esi]
add esp, 4
cmp edi, ebp
je 0x6faff0
mov ecx, edi
call fcn.006eb2c0
push edi
call fcn.006ff1c8
add esp, 4
mov edx, dword [esi + 0x1024]
push ebp
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x6fb021
inc ebx
cmp ebx, 0x20
jb 0x6faf3e
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
mov ecx, dword [esp + 0xc]
mov dword fs:[0], ecx
add esp, 0x18
ret
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
pop ebp
xor al, al
pop ebx
mov dword fs:[0], ecx
add esp, 0x18
ret
Function at 0x6fc250
Capabilities:
Compare security identifiers

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x710808
push 0x700288
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x28], ebx
xor esi, esi
mov dword [ebp - 0x20], esi
mov byte [ebp - 0x24], bl
mov dword [ebp - 4], ebx
mov byte [ebp - 0x34], bl
mov byte [ebp - 0x33], bl
mov byte [ebp - 0x32], bl
mov byte [ebp - 0x31], bl
mov byte [ebp - 0x30], bl
mov byte [ebp - 0x2f], 5
lea eax, [ebp - 0x1c]
push eax
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push 0x12
push 1
lea ecx, [ebp - 0x34]
push ecx
call dword [sym.imp.ADVAPI32.dll_AllocateAndInitializeSid]
test eax, eax
je 0x6fc329
lea edx, [ebp - 0x28]
push edx
push 8
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
test eax, eax
je 0x6fc329
mov dword [ebp - 0x2c], ebx
lea eax, [ebp - 0x2c]
push eax
push ebx
push ebx
push 1
mov ecx, dword [ebp - 0x28]
push ecx
mov edi, dword [sym.imp.ADVAPI32.dll_GetTokenInformation]
call edi
mov edx, dword [ebp - 0x2c]
push edx
call fcn.006ff1d3
add esp, 4
mov esi, eax
mov dword [ebp - 0x38], esi
mov dword [ebp - 0x20], esi
cmp esi, ebx
je 0x6fc329
lea eax, [ebp - 0x2c]
push eax
mov ecx, dword [ebp - 0x2c]
push ecx
push esi
push 1
mov edx, dword [ebp - 0x28]
push edx
call edi
test eax, eax
je 0x6fc329
mov eax, dword [ebp - 0x1c]
push eax
mov ecx, dword [esi]
push ecx
call dword [sym.imp.ADVAPI32.dll_EqualSid]
neg eax
sbb eax, eax
neg eax
mov byte [ebp - 0x24], al
jmp 0x6fc32c
mov al, byte [ebp - 0x24]
mov dword [ebp - 4], 0xffffffff
call fcn.006fc351
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x6fcd20
Capabilities:
Query or enumerate registry value

Disassembly:
push ecx
mov edx, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
lea eax, [esp + 4]
push eax
mov eax, dword [ecx + 4]
push esi
push 0
push 0
push edx
push eax
mov dword [esp + 0x1c], 8
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
je 0x6fcd58
mov ecx, dword [esp + 0x14]
mov edx, dword [esp + 0x18]
mov dword [esi], ecx
mov dword [esi + 4], edx
pop esi
pop ecx
ret 0x10

Function at 0x6fcd60
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
lea eax, [esp + 0x10]
push eax
mov eax, dword [ecx + 4]
push esi
push 0
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
je 0x6fcd94
mov eax, dword [esp + 0x14]
test eax, eax
je 0x6fcd94
push eax
push esi
call fcn.006ff20b
add esp, 8
pop esi
ret 0x10

Function at 0x6fcda0
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
sub esp, 0x24
lea eax, [esp + 0x28]
push eax
mov eax, dword [ecx + 4]
push 0x20019
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x6fce22
push ebx
mov ebx, dword [esp + 0x30]
push esi
xor esi, esi
test ebx, ebx
jbe 0x6fce15
push ebp
mov ebp, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
push edi
mov edi, dword [esp + 0x40]
push esi
lea ecx, [esp + 0x18]
push 0x715320
push ecx
mov dword [esp + 0x1c], 4
call fcn.006fedff
mov ecx, dword [esp + 0x44]
add esp, 0xc
lea edx, [esp + 0x10]
lea eax, [esp + 0x14]
push edx
push edi
push 0
push 0
push eax
push ecx
call ebp
inc esi
add edi, 4
cmp esi, ebx
jb 0x6fcdda
pop edi
pop ebp
mov edx, dword [esp + 0x30]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebx
add esp, 0x24
ret 0xc

Function at 0x6fce30
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
sub esp, 0x28
lea eax, [esp + 0x2c]
push eax
mov eax, dword [ecx + 4]
push 0x20019
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x6fcec2
push ebp
mov ebp, dword [esp + 0x34]
push esi
xor esi, esi
test ebp, ebp
jbe 0x6fceb5
push ebx
mov ebx, dword [esp + 0x40]
push edi
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
push esi
lea ecx, [esp + 0x1c]
push 0x715320
push ecx
mov dword [esp + 0x1c], 4
call fcn.006fedff
add esp, 0xc
lea edx, [esp + 0x10]
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push edx
mov edx, dword [esp + 0x40]
push eax
push 0
push 0
push ecx
push edx
call edi
test eax, eax
jne 0x6fceab
mov ax, word [esp + 0x14]
mov word [ebx], ax
inc esi
add ebx, 2
cmp esi, ebp
jb 0x6fce6a
pop edi
pop ebx
mov ecx, dword [esp + 0x34]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebp
add esp, 0x28
ret 0xc
Function at 0x6fd000
Capabilities:
Get file version info

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
push ebx
call sub.VERSION.dll_GetFileVersionInfoSizeW
mov esi, eax
test esi, esi
je 0x6fd131
push esi
call fcn.00700145
add esp, 4
mov edi, eax
push edi
push esi
push 0
push ebx
call sub.VERSION.dll_GetFileVersionInfoW
push 0
push 0x80
push 3
push 0
push 0
push 0xc0000000
push ebx
call fcn.006ef080
mov ebp, eax
add esp, 0x1c
cmp ebp, 0xffffffff
je 0x6fd131
push 0
push ebp
call fcn.006ef3a0
push 0
push 0
push 0
push 4
push 0
push ebp
mov ebx, eax
call fcn.006ef260
add esp, 0x20
mov dword [esp + 0x18], eax
test eax, eax
jne 0x6fd08b
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push 0
push 0
push 0
push 6
push eax
call fcn.006ef2f0
mov esi, eax
add esp, 0x14
test esi, esi
je 0x6fd121
push 0x715918
push edi
call fcn.006fe3f0
push eax
push ebx
push esi
call fcn.006fcf60
push 0x7158f8
push edi
call fcn.006fe3f0
push eax
push ebx
push esi
call fcn.006fcf60
push 0x7158d8
push edi
call fcn.006fe3f0
push eax
push ebx
push esi
call fcn.006fcf60
push 0x7158c0
push edi
call fcn.006fe3f0
add esp, 0x44
push eax
push ebx
push esi
call fcn.006fcf60
push 0x7158a0
push edi
call fcn.006fe3f0
push eax
push ebx
push esi
call fcn.006fcf60
push 0x715888
push edi
call fcn.006fe3f0
push eax
push ebx
push esi
call fcn.006fcf60
add esp, 0x34
push esi
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov ecx, dword [esp + 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push ecx
call esi
push ebp
call esi
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x6fe1b0
Capabilities:
Acquire debug privileges

Disassembly:
push ecx
lea eax, [esp]
mov dword [esp], 0
push eax
push 0x20
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [esp]
push 1
push str.SeBackupPrivilege
push ecx
call fcn.006fe140
mov edx, dword [esp + 0xc]
push 1
push str.SeDebugPrivilege
push edx
call fcn.006fe140
mov eax, dword [esp + 0x18]
push 1
push str.SeRestorePrivilege
push eax
call fcn.006fe140
mov ecx, dword [esp + 0x24]
push 1
push str.SeSecurityPrivilege
push ecx
call fcn.006fe140
mov edx, dword [esp + 0x30]
add esp, 0x30
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
pop ecx
ret

Function at 0x6febfa
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
lea eax, [ebp - 4]
push eax
push 0x20019
xor esi, esi
push esi
push str.CLSIDADB880A6_D8FF_11CF_9377_00AA003B7A11InprocServer32
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x6fec50
lea eax, [ebp - 8]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], 0x104
push esi
push esi
push 0x71087c
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x6fec43
inc esi
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
jmp 0x6fec52
xor eax, eax
pop esi
leave
ret 4
Function at 0x42e001
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
call 0x42e00c
pop eax
nop
nop
nop
nop
nop
nop
add eax, 0x403ac5
nop
sub eax, 0x403a6b
nop
nop
nop
mov ebx, dword [eax]
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
jl 0x42e030
nop
nop
add eax, 0xc
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
jne 0x42e01e
nop
nop
nop
nop
nop
nop
popal
jmp loc.00401219
Function at 0x40417d
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
cmp byte [ecx + 0x14], 0
jne 0x47587d
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.004244ae
add esp, 0x10
leave
ret 0x10
mov ecx, dword [ecx + 0x10]
lea eax, [ebp - 4]
mov edx, dword [ecx]
push eax
mov eax, dword [ebp + 0xc]
imul eax, dword [ebp + 0x10]
push eax
push dword [ebp + 8]
push ecx
call dword [edx + 0xc]
mov eax, dword [ebp - 4]
jmp 0x4041a3
Function at 0x41f1c4
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov al, byte [0x4c10c1]
push ebx
push esi
push edi
mov esi, ecx
push 0x8000
push esi
mov edi, edx
mov byte [ebp - 1], al
call fcn.004235c3
pop ecx
push eax
call fcn.004233f5
pop ecx
pop ecx
push 0xb
mov ecx, edi
mov ebx, eax
call fcn.0040d2c0
test al, al
jne 0x474ba1
lea ecx, [ebp - 0x18]
call fcn.0040a6d4
mov ecx, edi
call fcn.004084a6
lea eax, [ebp - 0x18]
push eax
push dword [edi + 8]
call fcn.0041f26b
push dword [ebp - 0x18]
push 0x4aec3c
push esi
call fcn.004237bc
add esp, 0xc
cmp byte [ebp - 1], 0
mov dword [ebp - 8], eax
jne 0x474bc1
lea ecx, [ebp - 0x18]
call fcn.00405cd3
mov edi, dword [ebp - 8]
push esi
call fcn.00423981
pop ecx
cmp ebx, 0xffffffff
je 0x474bd8
push ebx
push esi
call fcn.004235c3
pop ecx
push eax
call fcn.004233f5
pop ecx
pop ecx
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret
push esi
mov ecx, edi
call fcn.0044be8a
push eax
push 1
call fcn.0044be47
push eax
call fcn.0042373e
add esp, 0x10
mov edi, eax
jmp 0x41f244
mov ecx, edi
call fcn.004084a6
mov eax, dword [edi + 8]
push dword [eax]
call dword [0x48d22c]
jmp 0x41f239
push 0x4000
jmp 0x41f255
Function at 0x4430ac
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov ecx, dword [ebx]
push edi
mov edi, dword [ebp + 8]
lea eax, [ecx + 4]
mov esi, dword [ecx + edi]
mov dword [ebx], eax
xor ecx, ecx
push 2
pop edx
lea eax, [esi + 1]
mul edx
seto cl
mov dword [ebp + 8], esi
neg ecx
or ecx, eax
push ecx
call fcn.0042010a
mov ecx, dword [ebx]
add esi, esi
add ecx, edi
push esi
push ecx
mov edi, eax
push edi
call fcn.0041faa0
mov ecx, dword [ebp + 8]
add dword [ebx], esi
xor eax, eax
add esp, 0x10
mov word [esi + edi], ax
test ecx, ecx
jle 0x443107
xor word [edi + eax*2], cx
inc eax
cmp eax, ecx
jl 0x4430fe
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret 8

Function at 0x447c45
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov edi, dword [ebp + 0x10]
mov eax, ecx
xor esi, esi
mov ebx, edx
mov dword [ebp - 4], eax
mov byte [0x4c34d9], 0
test edi, edi
je 0x447c97
mov byte [0x4c34da], 1
call dword [0x48d178]
mov dword [ebp - 0xc], eax
lea eax, [ebp + 0x10]
push eax
xor ecx, ecx
push ecx
lea eax, [ebp - 0xc]
push eax
push 0x448097
push ecx
push ecx
mov dword [ebp - 8], edi
call fcn.00422e57
mov esi, eax
mov eax, dword [ebp - 4]
add esp, 0x18
push dword [ebp + 0xc]
push dword [ebp + 8]
push ebx
push eax
call dword [0x48d6d8]
mov edi, eax
test esi, esi
je 0x447cc2
push 0xffffffffffffffff
push esi
mov byte [0x4c34da], 0
call dword [0x48d164]
push esi
call dword [0x48d1fc]
cmp byte [0x4c34d9], 1
jne 0x447cd0
or eax, 0xffffffff
jmp 0x447cd2
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret

Function at 0x44bed4
Capabilities:
Generate random numbers using a mersenne twister

Disassembly:
dec dword [0x4bf7e0]
jne 0x44bee1
call fcn.0044bfb8
mov eax, dword [0x4c34f0]
mov ecx, dword [eax]
add eax, 4
mov dword [0x4c34f0], eax
mov eax, ecx
shr eax, 0xb
xor ecx, eax
mov eax, ecx
and eax, 0xff3a58ad
shl eax, 7
xor ecx, eax
mov eax, ecx
and eax, 0xffffdf8c
shl eax, 0xf
xor ecx, eax
mov eax, ecx
shr eax, 0x12
xor eax, ecx
shr eax, 1
ret

Function at 0x44bf19
Capabilities:
Generate random numbers using a mersenne twister

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
dec dword [0x4bf7e0]
jne 0x44bf2b
call fcn.0044bfb8
mov eax, dword [0x4c34f0]
mov ecx, dword [eax]
add eax, 4
mov dword [0x4c34f0], eax
mov eax, ecx
shr eax, 0xb
xor ecx, eax
mov eax, ecx
and eax, 0xff3a58ad
shl eax, 7
xor ecx, eax
mov eax, ecx
and eax, 0xffffdf8c
shl eax, 0xf
xor ecx, eax
mov eax, ecx
shr eax, 0x12
xor eax, ecx
mov dword [ebp - 4], eax
fild dword [ebp - 4]
jns 0x44bf6e
fadd qword [0x4b6568]
fstp qword [ebp - 8]
fld qword [ebp - 8]
fmul qword [0x4b6538]
leave
ret

Function at 0x44bf7c
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push esi
xor esi, esi
inc esi
mov dword [0x4c34f8], ecx
mov edx, esi
mov ecx, 0x4c34f8
mov eax, dword [ecx]
shr eax, 0x1e
xor eax, dword [ecx]
add ecx, 4
imul eax, eax, 0x6c078965
add eax, edx
mov dword [ecx], eax
inc edx
cmp ecx, 0x4c3eb4
jl 0x44bf8d
mov dword [0x4bf7e0], esi
mov dword [0x4c34e4], esi
pop esi
ret
Function at 0x44bfb8
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
cmp dword [0x4c34e4], 0
push ebx
push esi
push edi
mov esi, 0x4c34f8
jne 0x44bfd8
push 0
call fcn.004240da
pop ecx
mov ecx, eax
call fcn.0044bf7c
mov dword [0x4bf7e0], 0x270
mov dword [0x4c34f0], esi
mov edi, 0xe3
mov ebx, 0x9908b0df
lea edx, [esi + 4]
mov al, byte [edx]
and al, 1
movzx ecx, al
mov eax, dword [esi]
neg ecx
sbb ecx, ecx
xor eax, dword [edx]
and ecx, ebx
and eax, 0x7ffffffe
xor eax, dword [esi]
shr eax, 1
xor eax, dword [esi + 0x634]
xor eax, ecx
mov dword [esi], eax
mov esi, edx
dec edi
jne 0x44bff2
mov edi, 0x18c
lea edx, [esi + 4]
mov al, byte [edx]
and al, 1
movzx ecx, al
mov eax, dword [esi]
neg ecx
sbb ecx, ecx
xor eax, dword [edx]
and ecx, ebx
and eax, 0x7ffffffe
xor eax, dword [esi]
shr eax, 1
xor eax, dword [esi - 0x38c]
xor eax, ecx
mov dword [esi], eax
lea esi, [edx]
dec edi
jne 0x44c023
mov ecx, dword [0x4c34f8]
mov al, cl
and al, 1
movzx edx, al
mov eax, dword [esi]
neg edx
sbb edx, edx
xor eax, ecx
and eax, 0x7ffffffe
xor eax, dword [esi]
and edx, ebx
shr eax, 1
xor eax, dword [esi - 0x38c]
pop edi
xor eax, edx
mov dword [esi], eax
pop esi
pop ebx
ret

Function at 0x44c4d4
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
mov esi, ecx
cmp dword [esi + 0x14], 1
jne 0x44c4f9
mov eax, dword [esi + 0xc]
add eax, dword [esi + 4]
push 8
push eax
lea eax, [ebp - 8]
push eax
call fcn.0041faa0
add esp, 0xc
jmp 0x44c50c
push dword [esi + 0x1c]
lea eax, [ebp - 8]
push 8
push 1
push eax
call fcn.004244ae
add esp, 0x10
movzx ecx, byte [ebp - 4]
movzx eax, byte [ebp - 3]
add dword [esi + 0xc], 8
shl ecx, 8
or ecx, eax
movzx eax, byte [ebp - 2]
shl ecx, 8
or ecx, eax
movzx eax, byte [ebp - 1]
shl ecx, 8
or ecx, eax
mov eax, dword [ebp + 8]
push 0x4b3970
mov dword [eax], ecx
lea eax, [ebp - 8]
push eax
mov byte [ebp - 4], 0
call fcn.00424560
pop ecx
neg eax
pop ecx
sbb eax, eax
neg eax
pop esi
leave
ret 4

Function at 0x44c5e0
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, ecx
mov ecx, 0x10000
mov eax, dword [esi + 0x464]
test eax, eax
je 0x44c5f6
cmp eax, ecx
jne 0x44c611
push dword [esi + 0x1c]
push ecx
push 1
push dword [esi + 0x45c]
call fcn.004244ae
add esp, 0x10
and dword [esi + 0x464], 0
mov ecx, dword [esi + 0x464]
mov eax, dword [esi + 0x45c]
mov al, byte [ecx + eax]
inc ecx
mov dword [esi + 0x464], ecx
pop esi
ret

Function at 0x44c629
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
mov al, byte [ebp + 8]
push esi
push edi
mov edi, ecx
mov edx, dword [edi + 0x460]
mov esi, dword [edi + 0x458]
mov byte [esi + edx], al
inc dword [edi + 0x460]
mov eax, 0x10000
cmp dword [edi + 0x460], eax
jne 0x44c670
push dword [edi + 0x20]
push eax
push 1
push dword [edi + 0x458]
call fcn.0042373e
add esp, 0x10
and dword [edi + 0x460], 0
pop edi
pop esi
pop ebp
ret 4
Function at 0x44c676
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, ecx
mov eax, dword [esi + 0x460]
test eax, eax
je 0x44c69e
push dword [esi + 0x20]
push eax
push 1
push dword [esi + 0x458]
call fcn.0042373e
add esp, 0x10
and dword [esi + 0x460], 0
pop esi
ret

Function at 0x44c846
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xdc
lea ecx, [ebp - 0xdc]
push esi
push edi
call fcn.0044c6a0
push dword [ebp + 0x10]
lea ecx, [ebp - 0xdc]
call fcn.0044c6e4
xor esi, esi
cmp dword [ebp + 0xc], esi
jbe 0x44c88a
mov edi, dword [ebp + 8]
push ecx
push ecx
lea ecx, [ebp - 0xdc]
call fcn.0044c81a
xor byte [esi + edi], al
inc esi
cmp esi, dword [ebp + 0xc]
jb 0x44c874
pop edi
pop esi
leave
ret 0xc
Function at 0x45550c
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
cmp byte [ecx + 0x30], 0
je 0x45551b
pop ebp
jmp fcn.004555da
pop ebp
jmp fcn.00455521

Function at 0x4558e3
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, ecx
cmp byte [esi + 0xd0], 0
je 0x455920
cmp byte [ebp + 8], 0
je 0x455920
sub esp, 0x10
lea ecx, [esi + 0xd4]
call fcn.0045494e
push esi
push 0
push 0x4559b1
call fcn.00424b5d
xor eax, eax
add esp, 0xc
cmp dword [esi + 0x18], eax
sete al
jmp 0x455928
push dword [ebp + 8]
call fcn.00454b20
pop esi
pop ebp
ret 4
Function at 0x4029f4
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.00404014
test esi, esi
jne 0x402a2a
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.00404104
jmp 0x402a48
call sub.kernel32.dll_GetCommandLineA
mov edi, eax
mov edx, ebx
mov eax, edi
call fcn.00402908
mov edi, eax
test esi, esi
je 0x402a48
cmp dword [ebx], 0
je 0x402a48
dec esi
jmp 0x402a31
add esp, 0x108
pop edi
pop esi
pop ebx
ret

Function at 0x402cbc
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x45a008], 0x8088405
inc edx
mov dword [ebx + 0x45a008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x402cd8
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x45a008], 0x8088405
inc edx
mov dword [ebx + 0x45a008], edx
fld qword [ebx + 0x45a068]
push 0
push edx
fild qword [esp]
add esp, 8
fmulp st(1)
pop ebx
ret

Function at 0x40313c
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x45a024]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x4031d4
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA
test eax, eax
jne 0x4031b4
xor eax, eax
push ebp
push 0x4031ad
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 0x4031f0
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 0x4031b4
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegCloseKey
ret
mov ax, word [0x45a024]
and ax, 0xffc0
mov dx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x45a024], ax
mov esp, ebp
pop ebp
ret

Function at 0x403e98
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x45c048], 0
je 0x403ef9
cmp word [0x45c21c], 0xd7b2
jne 0x403ec1
cmp dword [0x45c224], 0
jbe 0x403ec1
mov eax, 0x45c218
call dword [0x45c234]
push 0
lea eax, [esp + 4]
push eax
push 0x1e
push 0x45a078
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 0x403f20
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x45a034], 0
jne 0x403f15
push 0
push 0x45a070
push 0x45a078
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret