joyce8/EMBER2024-capa huggingface dataset:
Function at 0x46adb0
Capabilities:
Delete registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bfab8
mov eax, dword fs:[0]
push eax
sub esp, 0x10
push ebx
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov dword [ebp - 0x10], edi
push ecx
mov esi, esp
mov dword [ebp - 0x18], esp
mov dword [ebp - 0x1c], esi
call fcn.004964ca
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x46ae00
push 0x80004005
call fcn.00421000
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
mov dword [esi], eax
mov ecx, str.MatrixFileIpc.SaveToDisk__:_Saving_tree_and_empty_reg_DataIntegrity_value
mov dword [ebp - 4], 0
test ecx, 0xffff0000
jne 0x46af5e
mov edx, ecx
movzx edi, dx
push edi
call fcn.0049e3ee
mov ebx, eax
test ebx, ebx
je 0x46aef3
mov eax, edi
shr eax, 4
inc eax
movzx ecx, ax
push 6
push ecx
push ebx
call dword [sym.imp.KERNEL32.dll_FindResourceW]
test eax, eax
je 0x46aef3
push edi
push eax
push ebx
call fcn.004216e0
mov edi, eax
add esp, 0xc
test edi, edi
je 0x46aef3
mov eax, dword [esi]
movzx ebx, word [edi]
sub eax, 0x10
mov ecx, 1
sub ecx, dword [eax + 0xc]
mov eax, dword [eax + 8]
sub eax, ebx
or eax, ecx
jge 0x46ae8c
push ebx
mov ecx, esi
call fcn.004214ff
movzx eax, word [edi]
mov edx, dword [esi]
add edi, 2
mov dword [ebp - 0x14], edx
cmp eax, 0xffffffff
jne 0x46aea6
push edi
call fcn.004a4b1a
add esp, 4
inc eax
add eax, eax
push eax
lea ecx, [ebx + ebx]
push edi
push ecx
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp - 0x14]
push ecx
call fcn.004a460f
add esp, 0x10
cmp eax, 0x50
ja case.0x46aec9.1
movzx edx, byte [eax + 0x46af90]
jmp dword [edx*4 + 0x46af80]
call fcn.00496a32
call fcn.00496a6a
test ebx, ebx
jl 0x46af54
mov eax, dword [esi]
cmp ebx, dword [eax - 8]
jg 0x46af54
mov edx, dword [ebp - 0x18]
mov dword [eax - 0xc], ebx
mov eax, dword [esi]
xor ecx, ecx
mov word [edx + eax], cx
mov edi, dword [ebp - 0x10]
mov dword [ebp - 4], 0xffffffff
call fcn.0046ac60
add esp, 4
mov esi, edi
call fcn.004913d0
mov eax, dword [edi + 0x1c]
mov ecx, dword [eax + 0x10]
push 0xffffffffffffffff
push ecx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov eax, dword [edi + 0x1c]
mov edx, dword [eax]
push edx
call fcn.00481330
mov eax, dword [edi + 0x1c]
mov ecx, dword [eax + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov edx, dword [edi + 0x14]
push str.DataIntegrity
push edx
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueW]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push 0x80070057
call fcn.00421000
push str.MatrixFileIpc.SaveToDisk__:_Saving_tree_and_empty_reg_DataIntegrity_value
call fcn.004a4b1a
add esp, 4
push eax
push str.MatrixFileIpc.SaveToDisk__:_Saving_tree_and_empty_reg_DataIntegrity_value
mov ecx, esi
call fcn.00423f4a
jmp 0x46aef6
Function at 0x475f30
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
test ecx, ecx
jne 0x475f37
xor eax, eax
ret
push esi
not eax
cmp edx, 8
jb 0x476014
mov esi, edx
shr esi, 3
push edi
lea esp, [esp]
movzx edi, byte [ecx]
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
xor edi, eax
and edi, 0xff
inc ecx
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
xor edi, eax
and edi, 0xff
inc ecx
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
inc ecx
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
movzx edi, byte [ecx + 1]
inc ecx
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4dc0a0]
inc ecx
sub edx, 8
sub esi, 1
jne 0x475f50
pop edi
test edx, edx
je 0x47603b
jmp 0x476020
movzx esi, byte [ecx]
xor esi, eax
and esi, 0xff
shr eax, 8
xor eax, dword [esi*4 + 0x4dc0a0]
inc ecx
sub edx, 1
jne 0x476020
not eax
pop esi
ret

Function at 0x476040
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov eax, dword [edx]
movsx ecx, cl
xor ecx, eax
shr eax, 8
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x4dc0a0]
xor ecx, eax
movzx eax, cl
add eax, dword [edx + 4]
mov dword [edx], ecx
mov ecx, dword [edx + 8]
imul eax, eax, 0x8088405
inc eax
mov dword [edx + 4], eax
shr eax, 0x18
xor eax, ecx
and eax, 0xff
shr ecx, 8
xor ecx, dword [eax*4 + 0x4dc0a0]
mov dword [edx + 8], ecx
ret

Function at 0x476090
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov ecx, dword [esi + 8]
push ebx
mov edx, ecx
and edx, 0xfffd
or edx, 2
mov ebx, edx
xor ebx, 1
imul ebx, edx
mov edx, dword [esi]
shr ebx, 8
push edi
xor al, bl
movsx edi, al
xor edi, edx
shr edx, 8
and edi, 0xff
mov ebx, dword [edi*4 + 0x4dc0a0]
xor ebx, edx
movzx edx, bl
add edx, dword [esi + 4]
mov dword [esi], ebx
imul edx, edx, 0x8088405
inc edx
mov dword [esi + 4], edx
shr edx, 0x18
xor edx, ecx
and edx, 0xff
shr ecx, 8
xor ecx, dword [edx*4 + 0x4dc0a0]
pop edi
mov dword [esi + 8], ecx
pop ebx
ret
Function at 0x476a50
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 0xc]
push edi
mov edi, ebx
imul edi, dword [ebp + 0x10]
cmp byte [esi], 0
je 0x476a8d
mov ecx, dword [ebp + 8]
mov edx, dword [esi + 4]
push 0
lea eax, [ebp + 0xc]
push eax
push edi
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x476a81
mov byte [esi + 8], 1
mov eax, dword [ebp + 0xc]
xor edx, edx
div ebx
pop edi
pop ebx
pop ecx
pop ebp
ret
mov edx, dword [esi + 0x28]
mov ebx, dword [esi + 0x2c]
xor eax, eax
mov ecx, edi
add ecx, edx
adc eax, ebx
cmp eax, dword [esi + 0x24]
jb 0x476aac
ja 0x476aa7
cmp ecx, dword [esi + 0x20]
jbe 0x476aac
mov edi, dword [esi + 0x20]
sub edi, edx
cmp dword [esi + 0x34], 0
mov eax, dword [ebp + 8]
je 0x476af4
push eax
mov eax, dword [esi + 0x3c]
push 0
push edi
push ebx
push edx
push ecx
sub eax, 0x10
mov dword [ebp + 0x10], esp
mov ebx, esp
push eax
call fcn.00423fbb
add eax, 0x10
mov dword [ebx], eax
mov ecx, dword [esi + 0x38]
add esp, 4
push ecx
mov ecx, dword [esi + 0x34]
call fcn.0047aa60
add dword [esi + 0x28], edi
mov eax, edi
adc dword [esi + 0x2c], 0
xor edx, edx
div dword [ebp + 0xc]
pop edi
pop ebx
pop ecx
pop ebp
ret
mov edx, dword [esi + 0x30]
add edx, dword [esi + 0x28]
push edi
push edx
push eax
call fcn.004a4da0
add esp, 0xc
add dword [esi + 0x28], edi
mov eax, edi
pop edi
adc dword [esi + 0x2c], 0
xor edx, edx
div dword [ebp + 0xc]
pop ebx
pop ecx
pop ebp
ret
Function at 0x477cd0
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c05a8
mov eax, dword fs:[0]
push eax
sub esp, 8
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 0
cmp dword [ebx], 0
jne 0x477e4a
cmp dword [ebx + 4], 0xffffffff
jne 0x477e4a
lea edi, [ebx + 0x203c]
push edi
push 0x1000
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
mov eax, edi
lea edx, [eax + 2]
jmp 0x477d30
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x477d30
sub eax, edx
sar eax, 1
movzx eax, word [ebx + eax*2 + 0x203a]
cmp ax, 0x5c
je 0x477d69
cmp ax, 0x2f
je 0x477d69
add edi, 0xfffffffe
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x477d56
mov eax, dword [0x4ca098]
mov dword [edi], eax
mov eax, dword [ebp + 0xc]
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x10], esp
mov esi, esp
push eax
call fcn.00423fbb
mov ecx, dword [ebp + 8]
add esp, 4
push ecx
lea edx, [ebp + 8]
add eax, 0x10
push edx
mov dword [esi], eax
call fcn.00476760
add esp, 0xc
test eax, eax
jne 0x477dd3
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 0xc]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x477dbd
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
call fcn.00476ef0
or edx, 0xffffffff
mov dword [ebx], eax
mov dword [ebp - 4], 0xffffffff
test eax, eax
mov eax, dword [ebp + 0xc]
jne 0x477e1c
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x477e04
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, 0x200
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x477e35
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 0xc]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x477e70
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, 0x1000000
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
Function at 0x4785f0
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x4004
call fcn.004aa250
mov eax, dword [0x4eec64]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x478628
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x478628
push 0
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
movzx eax, word [ebx]
test ax, ax
je 0x478714
mov ecx, ebx
mov edx, ebx
movzx eax, ax
jmp 0x478640
cmp ax, 0x2f
je 0x47864c
cmp ax, 0x5c
jne 0x47864e
mov ecx, edx
movzx eax, word [edx + 2]
add edx, 2
test ax, ax
jne 0x478640
push edi
cmp ecx, ebx
je 0x47868f
sub ecx, ebx
sar ecx, 1
add ecx, ecx
mov edi, ecx
push edi
lea eax, [ebp - 0x4004]
push ebx
push eax
call fcn.004a4da0
lea edx, [ebp - 0x4004]
push edx
xor ecx, ecx
push esi
mov word [ebp + edi - 0x4004], cx
call fcn.004785f0
add esp, 0x14
xor eax, eax
mov word [ebp - 0x2004], ax
test esi, esi
je 0x4786b5
lea edx, [ebp - 0x2004]
mov eax, esi
sub edx, esi
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x4786a6
mov eax, ebx
mov edx, ebx
lea esp, [esp]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x4786c0
lea edi, [ebp - 0x2004]
sub eax, edx
add edi, 0xfffffffe
mov cx, word [edi + 2]
add edi, 2
test cx, cx
jne 0x4786d6
mov ecx, eax
shr ecx, 2
mov esi, edx
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [ebp - 0x2004]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
pop edi
cmp eax, 0xffffffff
jne 0x478714
push 0
lea edx, [ebp - 0x2004]
push edx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
pop ebx
call fcn.004a4220
mov esp, ebp
pop ebp
ret
Function at 0x479000
Capabilities:
Parse pe header
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
mov edi, dword [ebp + 0x10]
xor ebx, ebx
mov eax, 0x400000
cmp edi, ebx
ja 0x479026
jb 0x47901e
cmp dword [ebp + 0xc], eax
jae 0x479026
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], edi
jmp 0x479029
mov dword [ebp - 4], ebx
push eax
mov eax, dword [ebp + 8]
push ebx
push ebx
push 4
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov ecx, eax
cmp ecx, ebx
jne 0x479047
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, 0x5a4d
cmp word [ecx], dx
jne 0x479088
mov esi, dword [ecx + 0x3c]
mov eax, esi
cdq
cmp edx, edi
ja 0x479088
jb 0x479062
cmp eax, dword [ebp + 0xc]
jae 0x479088
cmp dword [esi + ecx], 0x4550
jne 0x479088
mov edx, dword [esi + ecx + 0x54]
add edx, dword [esi + ecx + 0x24]
mov eax, dword [ebp + 0x14]
add edx, dword [esi + ecx + 0x20]
add edx, dword [esi + ecx + 0x1c]
mov dword [eax + 4], ebx
mov dword [eax], edx
mov ebx, 1
push ecx
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
pop edi
pop esi
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4793a0
Capabilities:
Get file size
Set file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
mov ebx, dword [edi + 0x84]
cmp dword [edi + 0x80], ebx
push esi
lea esi, [edi + 0x74]
jbe 0x4793be
call fcn.004a4c91
mov ecx, dword [esi + 0xc]
mov eax, dword [esi]
mov dword [ebp - 0x10], eax
mov dword [ebp - 8], ecx
cmp ecx, dword [esi + 0x10]
jbe 0x4793d6
call fcn.004a4c91
mov ecx, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
mov eax, dword [esi]
push ebx
push edx
push ecx
push eax
lea eax, [ebp - 0x10]
push eax
call fcn.0047b7d0
xor ebx, ebx
cmp dword [edi + 0x18], ebx
je 0x4793f9
mov ecx, dword [edi]
push ebx
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
mov edx, dword [edi + 0x18]
mov eax, dword [edi]
push ebx
push ebx
neg edx
push 3
sbb edx, edx
push ebx
and edx, 0x40000000
push 3
add edx, 0x80000000
push edx
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [edi + 4], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov eax, dword [edi + 4]
cmp eax, 0xffffffff
je 0x4794a0
lea ecx, [ebp - 8]
push ecx
push eax
mov dword [ebp - 8], ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0xffffffff
jne 0x479447
or ecx, eax
or eax, eax
jmp 0x47944b
mov ecx, eax
xor eax, eax
push ebx
mov edx, ecx
push edx
push eax
mov dword [edi + 0x14], eax
xor eax, eax
cmp dword [edi + 0x18], ebx
mov dword [edi + 0x10], ecx
mov ecx, dword [edi + 4]
setne al
lea eax, [eax + eax + 2]
push eax
push ebx
push ecx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov dword [edi + 8], eax
cmp eax, ebx
jne 0x479482
mov eax, 9
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
lea esi, [edi + 0x20]
cmp dword [ebp + 8], ebx
je 0x4794ad
mov edx, dword [edi + 0x14]
mov ecx, dword [edi + 0x10]
push esi
push edx
push ecx
push eax
call fcn.00479000
add esp, 0x10
test eax, eax
jne 0x4794b2
mov eax, 1
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov dword [esi], ebx
mov dword [esi + 4], ebx
mov edx, dword [edi + 0x14]
cmp edx, dword [esi + 4]
jb 0x4794e1
ja 0x4794c3
mov eax, dword [edi + 0x10]
cmp eax, dword [esi]
jbe 0x4794e1
mov ecx, edi
call fcn.00479b10
test eax, eax
jne 0x4794e1
cmp dword [edi + 0x18], ebx
je 0x4794e1
mov ecx, dword [esi + 4]
mov edx, dword [esi]
push ecx
push edx
mov esi, edi
call fcn.004792f0
pop esi
mov dword [edi + 0x8c], 1
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x47b390
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
xor ebx, ebx
push ebx
push 0x80
push 3
push ebx
push 1
push 0xc0000000
push eax
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0xc], ebx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x47b3ec
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, esi
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x47b3e0
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, 7
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [ebp - 4]
push ecx
push esi
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0xffffffff
jne 0x47b406
or eax, eax
or ecx, 0xffffffff
jmp 0x47b408
xor ecx, ecx
push ebx
push eax
push ecx
push 2
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov edi, eax
cmp edi, ebx
jne 0x47b422
mov ebx, 8
jmp 0x47b499
lea edx, [ebp - 4]
push edx
push esi
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0xffffffff
jne 0x47b43c
or eax, eax
or ecx, 0xffffffff
jmp 0x47b43e
xor ecx, ecx
lea edx, [ebp - 0x10]
push edx
push ecx
push eax
push edi
call fcn.00479000
add esp, 0x10
test eax, eax
je 0x47b48d
mov ebx, dword [ebp - 0x10]
mov eax, ebx
or eax, dword [ebp - 0xc]
je 0x47b48d
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 0xc]
push 0
lea edx, [ebp - 8]
push edx
push ebx
push esi
mov dword [ebp - 8], ecx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
jne 0x47b482
mov ebx, 0xc
jmp 0x47b499
push esi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
xor ebx, ebx
jmp 0x47b499
push edi
mov ebx, 8
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x47b4bf
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
pop edi
pop esi
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x47fc70
Capabilities:
Link many functions at runtime

Disassembly:
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push edi
push str.ntdll.dll
call esi
mov edi, eax
test edi, edi
je 0x47fd09
push str.GetFinalPathNameByHandleW
push str.Kernel32.dll
call esi
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call esi
push str.NtQueryObject
push edi
mov dword [0x4f387c], eax
call esi
push str.NtOpenSymbolicLinkObject
push edi
mov dword [0x4f38ac], eax
call esi
push str.NtQuerySymbolicLinkObject
push edi
mov dword [0x4f38b0], eax
call esi
push str.ZwClose
push edi
mov dword [0x4f38b4], eax
call esi
push 0x68
push 0xff
push 0x4f3bc0
mov dword [0x4f38a8], eax
call fcn.004a52f0
mov esi, dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
add esp, 0xc
push 0x4f3ba8
call esi
push 0x4f3b8c
call esi
mov dword [0x4f3878], 1
pop edi
pop esi
ret
Function at 0x4834c0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
mov esi, eax
xor ebx, ebx
push edi
mov dword [ebp - 4], 0
mov dword [esi + 0x6af80], 2
cmp dword [esi + 0x6af90], ebx
je 0x4836df
lea ebx, [ebx]
cmp dword [esi + 0x6af90], 3
jb 0x483547
mov ecx, dword [esi + 0x6af84]
movzx eax, byte [ecx + esi + 0x1af72]
mov edx, dword [esi + 0x6af7c]
shl edx, 5
xor eax, edx
and eax, 0x7fff
mov dword [esi + 0x6af7c], eax
mov eax, dword [esi + eax*4 + 0x4af70]
and ecx, 0x7fff
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
mov ecx, dword [ebp - 4]
test ecx, ecx
je 0x483587
mov edx, dword [esi + 0x6af84]
sub edx, ecx
cmp edx, 0x7efa
ja 0x483587
mov eax, dword [esi + 0x6af90]
cmp dword [esi + 0x6afa0], eax
jbe 0x483572
mov dword [esi + 0x6afa0], eax
mov eax, ecx
call fcn.004831d0
mov ebx, eax
mov eax, dword [esi + 0x6af90]
cmp ebx, eax
jbe 0x483587
mov ebx, eax
mov eax, dword [esi + 0x6af84]
mov ecx, esi
cmp ebx, 3
jb 0x48366c
sub eax, dword [esi + 0x6af88]
lea edx, [ebx - 3]
call fcn.004829c0
sub dword [esi + 0x6af90], ebx
mov ecx, dword [esi + 0x6af90]
mov dword [ebp - 8], eax
cmp ebx, dword [esi + 0x6af98]
ja 0x483634
cmp ecx, 3
jb 0x483634
mov edi, 1
sub ebx, edi
lea esp, [esp]
add dword [esi + 0x6af84], edi
mov edx, dword [esi + 0x6af84]
movzx ecx, byte [esi + edx + 0x1af72]
mov eax, dword [esi + 0x6af7c]
shl eax, 5
xor ecx, eax
and ecx, 0x7fff
mov dword [esi + 0x6af7c], ecx
mov ecx, dword [esi + ecx*4 + 0x4af70]
and edx, 0x7fff
sub ebx, edi
mov dword [esi + edx*4 + 0x2af70], ecx
mov edx, dword [esi + 0x6af84]
mov dword [ebp - 4], ecx
mov ecx, dword [esi + 0x6af7c]
mov dword [esi + ecx*4 + 0x4af70], edx
jne 0x4835d0
add dword [esi + 0x6af84], edi
mov eax, dword [ebp - 8]
jmp 0x483687
add dword [esi + 0x6af84], ebx
mov ecx, dword [esi + 0x6af84]
lea edx, [ecx + esi]
movzx ecx, byte [edx + 0x1af70]
mov dword [esi + 0x6af7c], ecx
movzx edx, byte [edx + 0x1af71]
shl ecx, 5
xor edx, ecx
xor ebx, ebx
and edx, 0x7fff
mov dword [esi + 0x6af7c], edx
jmp 0x483687
movzx edx, byte [eax + esi + 0x1af70]
xor eax, eax
call fcn.004829c0
dec dword [esi + 0x6af90]
inc dword [esi + 0x6af84]
test eax, eax
je 0x4836c1
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
jl 0x48369e
lea edx, [ecx + esi + 0x1af70]
jmp 0x4836a0
xor edx, edx
mov eax, dword [esi + 0x6af84]
sub eax, ecx
push edx
xor edi, edi
mov ecx, esi
call fcn.00482820
mov ecx, dword [esi + 0x6af84]
add esp, 4
mov dword [esi + 0x6af74], ecx
cmp dword [esi + 0x6af90], 0x106
jae 0x4836d2
call fcn.00483370
cmp dword [esi + 0x6af90], 0
jne 0x4834f0
mov ecx, dword [esi + 0x6af74]
test ecx, ecx
jl 0x4836f2
lea edx, [ecx + esi + 0x1af70]
jmp 0x4836f4
xor edx, edx
mov eax, dword [esi + 0x6af84]
sub eax, ecx
push edx
mov edi, 1
mov ecx, esi
call fcn.00482820
add esp, 4
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4843a0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
test ecx, ecx
jne 0x4843a7
xor eax, eax
ret
push esi
not eax
cmp edx, 8
jb 0x484484
mov esi, edx
shr esi, 3
push edi
lea esp, [esp]
movzx edi, byte [ecx]
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
xor edi, eax
and edi, 0xff
inc ecx
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
xor edi, eax
and edi, 0xff
inc ecx
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
xor edi, eax
inc ecx
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
inc ecx
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
movzx edi, byte [ecx + 1]
inc ecx
xor edi, eax
and edi, 0xff
shr eax, 8
xor eax, dword [edi*4 + 0x4da8c0]
inc ecx
sub edx, 8
sub esi, 1
jne 0x4843c0
pop edi
test edx, edx
je 0x4844ab
jmp 0x484490
movzx esi, byte [ecx]
xor esi, eax
and esi, 0xff
shr eax, 8
xor eax, dword [esi*4 + 0x4da8c0]
inc ecx
sub edx, 1
jne 0x484490
not eax
pop esi
ret

Function at 0x4844b0
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov eax, dword [edx]
movsx ecx, cl
xor ecx, eax
shr eax, 8
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x4da8c0]
xor ecx, eax
movzx eax, cl
add eax, dword [edx + 4]
mov dword [edx], ecx
mov ecx, dword [edx + 8]
imul eax, eax, 0x8088405
inc eax
mov dword [edx + 4], eax
shr eax, 0x18
xor eax, ecx
and eax, 0xff
shr ecx, 8
xor ecx, dword [eax*4 + 0x4da8c0]
mov dword [edx + 8], ecx
ret