joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4256bc
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
push esi
push edi
xor edi, edi
push edi
push 0x80
push 2
push edi
push 1
push 0xc0000000
push dword [ebp + 0xc]
mov dword [ebp - 4], edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x10], ebx
jne 0x4256f8
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4257f4
mov esi, dword [ebp + 8]
push edi
push dword [esi + 4]
push edi
push 4
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
cmp ebx, edi
mov dword [ebp - 8], eax
je 0x425726
push dword [esi + 4]
push edi
push edi
push 2
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
cmp eax, edi
mov dword [ebp - 0xc], eax
jne 0x425731
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4257c0
lea ebx, [esi + 8]
mov dword [ebp - 4], eax
mov eax, dword [ebx + 4]
mov eax, dword [eax]
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x18], edi
mov eax, dword [ebx + 4]
mov dword [ebp - 0x1c], eax
je 0x425752
cmp dword [ebp - 0x18], ebx
je 0x425757
call fcn.004edcce
mov eax, dword [ebp - 0x1c]
cmp dword [ebp - 0x14], eax
je 0x4257b0
lea esi, [ebp - 0x18]
call fcn.0042604c
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x425774
xor eax, eax
jmp 0x425779
mov eax, dword [esi + 8]
sub eax, ecx
push eax
call fcn.00409e56
push eax
push dword [ebp - 4]
call fcn.004f01b0
mov eax, dword [esi + 4]
add esp, 0xc
cmp eax, edi
jne 0x425796
xor esi, esi
jmp 0x42579b
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp - 4], esi
lea edi, [ebp - 0x28]
lea esi, [ebp - 0x18]
call fcn.0042606c
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x425742
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov dword [ebp - 4], 1
cmp dword [ebp - 8], edi
mov ebx, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x4257d0
push dword [ebp - 8]
call ebx
push dword [ebp - 0x10]
call ebx
cmp dword [ebp - 4], edi
je 0x4257f4
push dword [ebp + 0xc]
mov eax, esi
call fcn.004257fe
cmp eax, edi
mov dword [ebp - 4], eax
jne 0x4257f4
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x4257fe
Capabilities:
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
push esi
push edi
xor edi, edi
push edi
push 0x80
push 3
push edi
push 1
push SysReAllocString
push dword [ebp + 8]
mov esi, eax
mov dword [ebp - 0x10], edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x14], ebx
jne 0x42583c
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x425921
push edi
push dword [esi + 4]
push edi
push 2
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
cmp ebx, edi
mov dword [ebp - 0xc], eax
jne 0x42585d
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x42590c
push dword [esi + 4]
push edi
push edi
push 4
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
cmp eax, edi
mov dword [ebp - 8], eax
jne 0x42587d
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4258fe
lea ebx, [esi + 8]
mov dword [ebp + 8], eax
mov eax, dword [ebx + 4]
mov eax, dword [eax]
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x1c], edi
mov esi, dword [ebx + 4]
je 0x42589b
cmp dword [ebp - 0x1c], ebx
je 0x4258a0
call fcn.004edcce
cmp dword [ebp - 0x18], esi
je 0x4258f7
lea esi, [ebp - 0x1c]
call fcn.0042604c
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x4258ba
xor eax, eax
jmp 0x4258bf
mov eax, dword [esi + 8]
sub eax, ecx
push eax
call fcn.00409e56
push eax
push dword [ebp + 8]
call fcn.004ebb44
add esp, 0xc
test eax, eax
jne 0x4258fe
mov eax, dword [esi + 4]
cmp eax, edi
jne 0x4258e0
xor esi, esi
jmp 0x4258e5
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp + 8], esi
lea edi, [ebp - 0x24]
lea esi, [ebp - 0x1c]
call fcn.0042606c
xor edi, edi
jmp 0x42588e
mov dword [ebp - 0x10], 1
cmp dword [ebp - 8], edi
je 0x42590c
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
cmp dword [ebp - 0xc], edi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x42591c
push dword [ebp - 0xc]
call esi
push dword [ebp - 0x14]
call esi
mov eax, dword [ebp - 0x10]
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x425968
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
and dword [ebp - 0xc], 0
and dword [ebp - 4], 0
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_WriteFile]
mov ebx, ecx
push 0
lea ecx, [ebp - 4]
push ecx
mov dword [ebp - 8], eax
push eax
jmp 0x42599f
mov eax, dword [ebp - 4]
add ebx, eax
sub dword [ebp - 8], eax
je 0x4259ab
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
push dword [ebp + 8]
call esi
test eax, eax
jne 0x42598c
jmp 0x4259b2
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
leave
ret
Function at 0x4259b9
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
mov eax, 0x50cf93
call fcn.0050b948
push ecx
push ebx
push esi
push edi
push dword [ebp + 8]
lea eax, [ebp - 0x10]
push eax
call fcn.00405b3e
push dword [ebp + 8]
and dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x425a04
xor esi, esi
inc esi
mov eax, dword [ebp - 0x10]
add eax, 0xfffffff0
call fcn.004058c3
mov ecx, dword [ebp - 0xc]
pop edi
mov eax, esi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
mov esi, dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
push 0
push dword [ebp + 8]
call esi
test eax, eax
jne 0x4259e5
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
call edi
mov ebx, 0xb7
cmp eax, ebx
je 0x4259e5
lea ecx, [ebp - 0x10]
call fcn.00405e86
mov eax, dword [ebp - 0x10]
cmp dword [eax - 0xc], 0
jne 0x425a3b
xor esi, esi
jmp 0x4259e8
push eax
call fcn.004259b9
test eax, eax
pop ecx
je 0x425a37
push 0
push dword [ebp + 8]
call esi
test eax, eax
jne 0x4259e5
call edi
cmp eax, ebx
jne 0x425a37
jmp 0x4259e5

Function at 0x425afd
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
and dword [ebp - 4], 0
test byte [0x55ccc4], 1
jne 0x425b3a
mov eax, dword [0x55ba6c]
or dword [0x55ccc4], 1
mov ecx, 0x55ba6c
call dword [eax + 0xc]
add eax, 0x10
push 0x51098b
mov dword [0x55ccc0], eax
call fcn.004ef9b4
pop ecx
mov eax, dword [0x55ccc0]
cmp dword [eax - 0xc], 0
jne 0x425b84
push 0x104
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x425b7f
push esi
lea eax, [ebp - 0x20c]
push eax
mov esi, 0x55ccc0
push esi
call fcn.00405d59
call fcn.0042592b
push str.drivers_
push esi
call fcn.00405ed8
pop esi
mov eax, dword [0x55ccc0]
add eax, 0xfffffff0
call fcn.004058db
add eax, 0x10
mov dword [edi], eax
mov eax, edi
leave
ret

Function at 0x4275ce
Capabilities:
Delete file
Set file attributes

Disassembly:
push 0
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x4275e1
xor al, al
ret
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
ret
Function at 0x427923
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
and dword [ebp + 8], 0
and dword [ebp - 4], 0
cmp dword [ebp + 0xc], 0
jne 0x427940
mov eax, dword [ebp - 4]
jmp 0x427a1a
mov esi, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x10]
mov eax, dword [ebp + 8]
shr ecx, 3
xor eax, 0xffffffff
test ecx, ecx
je 0x4279f5
push ebp
mov ebp, ecx
xor edx, edx
xor ecx, ecx
nop
mov ebx, dword [esi]
add esi, 4
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x53ad68]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x53ad68]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x53ad68]
mov cl, bh
xor eax, edi
mov ebx, dword [esi]
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x53ad68]
add esi, 4
xor eax, edi
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x53ad68]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x53ad68]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x53ad68]
mov cl, bh
xor eax, edi
xor cl, al
shr eax, 8
xor eax, dword [ecx*4 + 0x53ad68]
dec ebp
jne 0x42795f
pop ebp
mov ecx, dword [ebp + 0x10]
xor edx, edx
and ecx, 7
je 0x427a11
mov dl, byte [esi]
inc esi
xor dl, al
shr eax, 8
xor eax, dword [edx*4 + 0x53ad68]
dec ecx
jne 0x4279ff
xor eax, 0xffffffff
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4281ce
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
xor ebx, ebx
push edi
xor eax, eax
cmp ecx, ebx
lea edi, [ebp - 0x13]
mov byte [ebp - 0x14], bl
mov dword [ebp - 4], ebx
stosd dword es:[edi], eax
mov dword [ebp - 0xc], ebx
je 0x4282aa
cmp word [ecx], bx
je 0x4282aa
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
push ecx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 8], edi
je 0x4282aa
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, ebx
jbe 0x4282a0
push ebx
lea eax, [ebp - 0xc]
push eax
push 4
lea eax, [ebp - 0x14]
push eax
push edi
mov edi, dword [sym.imp.KERNEL32.dll_ReadFile]
call edi
test eax, eax
je 0x4282a0
lea ecx, [ebp - 0x14]
call fcn.004282e6
test eax, eax
je 0x4282a0
add esi, 0xfffffffc
lea eax, [esi + 1]
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x4282a0
mov eax, dword [ebp + 8]
push ebx
push ebx
push 4
push dword [ebp - 8]
mov dword [eax], esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push ebx
lea eax, [ebp - 0xc]
push eax
push esi
push dword [ebp - 4]
push dword [ebp - 8]
call edi
test eax, eax
je 0x4282a0
mov edx, dword [ebp - 4]
call fcn.004282b1
test eax, eax
jge 0x4282a0
push edx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov dword [ebp - 4], ebx
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
mov eax, dword [ebp - 4]
pop edi
pop ebx
leave
ret

Function at 0x4282b1
Capabilities:
Encode data using xor

Disassembly:
test edx, edx
je 0x4282e0
test esi, esi
jbe 0x4282e0
mov ecx, esi
shr ecx, 2
push 0
pop eax
je 0x4282cf
xor dword [edx + eax*4], 0x132218e8
inc eax
cmp eax, ecx
jb 0x4282c3
shl eax, 2
jmp 0x4282d9
xor byte [eax + edx], 0x24
inc eax
cmp eax, esi
jb 0x4282d4
xor eax, eax
ret
mov eax, 0x80004005
ret
Function at 0x428509
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
push ebx
push esi
mov esi, dword [ebp + 0xc]
cmp esi, 0x80
mov ebx, eax
jg 0x42861e
push 0x10
lea eax, [ebp - 0x30]
push edi
push eax
call fcn.004f01b0
push dword [ebp + 0x10]
push edi
push edi
call dword [ebp + 0x18]
lea eax, [esi + 7]
cdq
and edx, 7
add eax, edx
mov esi, eax
add esp, 0x18
sar esi, 3
cmp dword [ebp + 0x14], 0
je 0x42857b
test esi, esi
jle 0x4285bd
mov eax, dword [ebp + 8]
lea edx, [ebp - 0x20]
sub ebx, edi
sub edx, edi
sub eax, edi
mov ecx, edi
mov dword [ebp - 4], eax
mov dword [ebp - 8], esi
mov al, byte [ebx + ecx]
xor al, byte [ecx]
mov esi, dword [ebp - 4]
mov byte [edx + ecx], al
mov byte [esi + ecx], al
inc ecx
dec dword [ebp - 8]
jne 0x428565
jmp 0x4285bd
and dword [ebp - 4], 0
test esi, esi
jle 0x4285bd
lea eax, [ebp - 0x20]
mov edx, ebx
mov dword [ebp - 8], edi
sub dword [ebp - 8], eax
sub edx, eax
mov eax, dword [ebp + 8]
lea ecx, [ebp - 0x20]
sub eax, ecx
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp - 4]
mov ebx, dword [ebp - 8]
lea ecx, [ebp + ecx - 0x20]
mov al, byte [edx + ecx]
mov bl, byte [ebx + ecx]
xor bl, al
inc dword [ebp - 4]
cmp dword [ebp - 4], esi
mov byte [ecx], al
mov eax, dword [ebp - 0xc]
mov byte [eax + ecx], bl
jl 0x42859b
mov ebx, dword [ebp + 0xc]
and ebx, 0x80000007
jns 0x4285cd
dec ebx
or ebx, 0xfffffff8
inc ebx
mov eax, dword [ebp + 0xc]
cdq
and edx, 7
add eax, edx
sar eax, 3
test ebx, ebx
mov dword [ebp - 0xc], ebx
lea eax, [ebp + eax - 0x30]
jne 0x4285f2
push 0x10
push eax
push edi
call fcn.004f01b0
add esp, 0xc
jmp 0x42861e
mov dword [ebp - 8], 8
xor esi, esi
sub dword [ebp - 8], ebx
jmp 0x428603
mov ebx, dword [ebp - 0xc]
mov dl, byte [eax + esi + 1]
mov cl, byte [ebp - 8]
shr dl, cl
mov ecx, ebx
mov bl, byte [eax + esi]
shl bl, cl
or dl, bl
mov byte [esi + edi], dl
inc esi
cmp esi, 0x10
jl 0x428600
pop esi
pop ebx
leave
ret

Function at 0x428808
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
mov eax, 0x50cf93
call fcn.0050b948
push ecx
push ebx
push esi
push edi
push dword [ebp + 8]
lea eax, [ebp - 0x10]
push eax
call fcn.00405b3e
push dword [ebp + 8]
and dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x428853
xor esi, esi
inc esi
mov eax, dword [ebp - 0x10]
add eax, 0xfffffff0
call fcn.004058c3
mov ecx, dword [ebp - 0xc]
pop edi
mov eax, esi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
mov esi, dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
push 0
push dword [ebp + 8]
call esi
test eax, eax
jne 0x428834
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
call edi
mov ebx, 0xb7
cmp eax, ebx
je 0x428834
lea ecx, [ebp - 0x10]
call fcn.0042872e
mov eax, dword [ebp - 0x10]
cmp dword [eax - 0xc], 0
jne 0x42888a
xor esi, esi
jmp 0x428837
push eax
call fcn.00428808
test eax, eax
pop ecx
je 0x428886
push 0
push dword [ebp + 8]
call esi
test eax, eax
jne 0x428834
call edi
cmp eax, ebx
jne 0x428886
jmp 0x428834
Function at 0x4288a8
Capabilities:
Create process on windows

Disassembly:
mov eax, 0x50cf93
call fcn.0050b948
sub esp, 0x64
push ebx
push esi
push edi
xor ebx, ebx
push 0x40
lea eax, [ebp - 0x6c]
push ebx
push eax
mov esi, ecx
mov dword [ebp - 0x14], ebx
call fcn.004ee340
xor eax, eax
mov dword [ebp - 0x24], ebx
lea edi, [ebp - 0x20]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
mov eax, dword [0x55ba6c]
xor edi, edi
inc edi
add esp, 0xc
mov ecx, 0x55ba6c
mov dword [ebp - 0x70], 0x44
mov dword [ebp - 0x44], edi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x10], eax
push dword [ebp + 0xc]
lea eax, [ebp - 0x10]
push dword [ebp + 8]
mov dword [ebp - 4], ebx
push 0x53ca78
call fcn.004063a1
add esp, 0xc
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x70]
push eax
push ebx
push ebx
push ebx
neg esi
push ebx
sbb esi, esi
push ebx
and esi, 0xa
mov word [ebp - 0x40], si
mov esi, dword [ebp - 0x10]
push ebx
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateProcessW]
test eax, eax
je 0x42894e
cmp dword [ebp + 0x10], ebx
je 0x42894b
push dword [ebp + 0x10]
push dword [ebp - 0x20]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov dword [ebp - 0x14], edi
cmp dword [ebp - 0x24], ebx
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x428961
push dword [ebp - 0x24]
call edi
mov dword [ebp - 0x24], ebx
cmp dword [ebp - 0x20], ebx
je 0x42896e
push dword [ebp - 0x20]
call edi
mov dword [ebp - 0x20], ebx
lea eax, [esi - 0x10]
call fcn.004058c3
mov ecx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x14]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x4289b4
Capabilities:
Create process on windows

Disassembly:
mov eax, 0x50d1cd
call fcn.0050b948
sub esp, 0x70
push ebx
push esi
push edi
xor edi, edi
cmp dword [ebp + 8], edi
mov ebx, ecx
jne 0x4289d4
xor eax, eax
jmp 0x428b1c
mov eax, dword [0x55ba6c]
mov ecx, 0x55ba6c
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x20], eax
push dword [ebp + 0xc]
mov dword [ebp - 4], edi
push dword [ebp + 8]
lea eax, [ebp - 0x20]
push 0x53ca78
call fcn.004063a1
add esp, 0xc
lea esi, [ebp - 0x14]
mov dword [ebp - 0x14], edi
call fcn.004090d0
test eax, eax
jne 0x428b00
push 0x40
push eax
lea eax, [ebp - 0x78]
push eax
mov dword [ebp - 0x7c], 0x44
call fcn.004ee340
and dword [ebp - 0x34], 0
xor eax, eax
add esp, 0xc
neg ebx
lea edi, [ebp - 0x30]
stosd dword es:[edi], eax
sbb ebx, ebx
and ebx, 5
stosd dword es:[edi], eax
mov word [ebp - 0x4c], bx
xor ebx, ebx
push str.userenv.dll
stosd dword es:[edi], eax
mov dword [ebp - 0x50], 1
mov dword [ebp - 0x74], 0x53caa0
mov dword [ebp - 0x24], 0x30
mov dword [ebp + 8], ebx
mov dword [ebp - 0x18], ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
cmp eax, ebx
mov dword [ebp - 0x1c], eax
je 0x428aaa
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.CreateEnvironmentBlock
push eax
call edi
push str.DestroyEnvironmentBlock
push dword [ebp - 0x1c]
mov esi, eax
call edi
cmp esi, ebx
mov dword [ebp - 0x18], eax
je 0x428aaa
push ebx
push dword [ebp - 0x14]
lea eax, [ebp + 8]
push eax
call esi
test eax, eax
je 0x428aa7
mov dword [ebp - 0x24], 0x430
jmp 0x428aaa
mov dword [ebp + 8], ebx
lea eax, [ebp - 0x34]
push eax
lea eax, [ebp - 0x7c]
push eax
push ebx
push dword [ebp + 8]
push dword [ebp - 0x24]
push ebx
push ebx
push ebx
push dword [ebp - 0x20]
push ebx
push dword [ebp - 0x14]
call dword [sym.imp.ADVAPI32.dll_CreateProcessAsUserW]
cmp dword [ebp - 0x34], ebx
mov edi, eax
je 0x428ad9
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x30], ebx
je 0x428ae7
push dword [ebp - 0x30]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x18], ebx
je 0x428af2
push dword [ebp + 8]
call dword [ebp - 0x18]
cmp dword [ebp - 0x1c], ebx
je 0x428b00
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
cmp dword [ebp - 0x14], 0
je 0x428b0f
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x20]
add eax, 0xfffffff0
call fcn.004058c3
mov eax, edi
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x428b2b
Capabilities:
Check os version
Create process on windows

Disassembly:
mov eax, 0x50d1bb
call fcn.0050b948
sub esp, 0x184
push ebx
xor ebx, ebx
cmp dword [ebp + 8], ebx
push esi
push edi
jne 0x428b4c
xor eax, eax
jmp 0x428cff
mov eax, dword [0x55ba6c]
mov ecx, 0x55ba6c
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x18], eax
push dword [ebp + 0xc]
mov dword [ebp - 4], ebx
push dword [ebp + 8]
lea eax, [ebp - 0x18]
push 0x53ca78
call fcn.004063a1
push 0x110
lea eax, [ebp - 0x18c]
push ebx
push eax
call fcn.004ee340
add esp, 0x18
lea eax, [ebp - 0x190]
push eax
mov dword [ebp - 0x190], 0x114
xor esi, esi
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x428bb1
cmp dword [ebp - 0x18c], 6
jne 0x428bb1
inc esi
cmp esi, ebx
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x10], ebx
lea esi, [ebp - 0x10]
jne 0x428bc5
call fcn.004090d0
jmp 0x428bca
call fcn.00409080
cmp eax, ebx
jne 0x428ce3
push 0x40
lea eax, [ebp - 0x74]
push ebx
push eax
mov dword [ebp - 0x78], 0x44
call fcn.004ee340
push dword [ebp - 0x10]
xor eax, eax
mov dword [ebp - 0x2c], ebx
lea edi, [ebp - 0x28]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
mov eax, dword [ebp + 0x10]
neg eax
sbb eax, eax
and eax, 5
mov dword [ebp - 0x4c], 1
mov word [ebp - 0x48], ax
call fcn.0040913b
add esp, 0x10
test al, al
jne 0x428c2f
cmp dword [ebp - 0x10], ebx
je 0x428c25
push dword [ebp - 0x10]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [ebp - 0x10], ebx
lea eax, [ebp - 0x10]
push eax
call fcn.004092b5
pop ecx
push str.userenv.dll
mov dword [ebp - 0x70], 0x53caa0
mov dword [ebp - 0x14], 0x30
mov dword [ebp + 8], ebx
xor edi, edi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
cmp eax, ebx
mov dword [ebp - 0x1c], eax
je 0x428c8e
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.CreateEnvironmentBlock
push eax
call edi
push str.DestroyEnvironmentBlock
push dword [ebp - 0x1c]
mov esi, eax
call edi
cmp esi, ebx
mov edi, eax
je 0x428c8e
push ebx
push dword [ebp - 0x10]
lea eax, [ebp + 8]
push eax
call esi
test eax, eax
je 0x428c8b
mov dword [ebp - 0x14], 0x430
jmp 0x428c8e
mov dword [ebp + 8], ebx
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 0x78]
push eax
push ebx
push dword [ebp + 8]
push dword [ebp - 0x14]
push ebx
push ebx
push ebx
push dword [ebp - 0x18]
push ebx
push dword [ebp - 0x10]
call dword [sym.imp.ADVAPI32.dll_CreateProcessAsUserW]
cmp dword [ebp - 0x2c], ebx
mov dword [ebp - 0x14], eax
je 0x428cbe
push dword [ebp - 0x2c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x28], ebx
je 0x428ccc
push dword [ebp - 0x28]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp edi, ebx
je 0x428cd5
push dword [ebp + 8]
call edi
cmp dword [ebp - 0x1c], ebx
je 0x428ce3
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
cmp dword [ebp - 0x10], ebx
je 0x428cf1
push dword [ebp - 0x10]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.004058c3
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x428e2d
Capabilities:
Query environment variable

Disassembly:
push 0x14
push 0x549c30
call fcn.0050b968
xor eax, eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 0x1c], eax
cmp dword [ebp + 8], eax
je 0x428edb
cmp dword [ebp + 0xc], eax
je 0x428edb
push eax
push eax
push dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
call edi
mov esi, eax
cmp esi, 1
jb 0x428edb
mov ebx, 0x103
cmp esi, ebx
ja 0x428edb
and dword [ebp - 4], 0
xor ecx, ecx
push 2
pop edx
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.004eafbb
pop ecx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x1c], eax
test eax, eax
je 0x428ed7
lea ecx, [esi + esi]
push ecx
push 0
push eax
call fcn.004ee340
add esp, 0xc
push esi
push dword [ebp - 0x24]
push dword [ebp + 8]
call edi
test eax, eax
je 0x428ed7
cmp eax, ebx
ja 0x428ed7
push eax
push dword [ebp - 0x24]
push ebx
push dword [ebp + 0xc]
call fcn.004f1b63
add esp, 0x10
mov dword [ebp - 0x20], 1
jmp 0x428ed7
or dword [ebp - 4], 0xffffffff
cmp dword [ebp - 0x1c], 0
je 0x428eea
push dword [ebp - 0x1c]
call fcn.004ee335
pop ecx
mov eax, dword [ebp - 0x20]
call fcn.0050b9a3
ret

Function at 0x428ef3
Capabilities:
Create directory
Delete directory

Disassembly:
mov eax, 0x50e022
call fcn.0050b948
push ebx
push esi
push edi
and dword [ebp - 4], 0
push str._access
lea eax, [ebp + 8]
push eax
call fcn.00405ed8
mov ebx, dword [ebp + 8]
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
mov esi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
call esi
test edi, edi
je 0x428f35
push ebx
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryW]
jmp 0x428f3c
call esi
cmp eax, 5
je 0x428f3f
xor edi, edi
inc edi
lea eax, [ebx - 0x10]
call fcn.004058c3
mov ecx, dword [ebp - 0xc]
mov eax, edi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
Function at 0x42992a
Capabilities:
Check if file exists

Disassembly:
mov eax, 0x50f231
call fcn.0050b948
push esi
xor esi, esi
cmp dword [ebx], esi
push edi
je 0x42994f
xor eax, eax
inc eax
mov ecx, dword [ebp - 0xc]
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret 4
cmp dword [ebp + 8], esi
jne 0x4299aa
push 0x400000
lea ecx, [ebp + 8]
call fcn.00408d2e
pop ecx
mov dword [ebp - 4], esi
lea esi, [ebx + 4]
mov edi, esi
call fcn.00404ead
or dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.004058c3
push str.data_fileinfo.dat
push 0x104
call fcn.004059ff
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
mov eax, dword [esi]
test eax, eax
je 0x4299a1
push eax
call fcn.004eecb4
pop ecx
mov edx, esi
call fcn.004059bb
jmp 0x4299b6
push dword [ebp + 8]
lea esi, [ebx + 4]
push esi
call fcn.00405d59
push dword [esi]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4299c9
xor eax, eax
jmp 0x42993f
mov eax, dword [0x55ba6c]
mov ecx, 0x55ba6c
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp + 8], eax
lea eax, [ebp + 8]
mov dword [ebp - 4], 1
mov ecx, dword [esi]
push eax
call fcn.004298b6
test eax, eax
jne 0x4299ff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.004058c3
jmp 0x4299c2
lea edi, [ebx + 0x24]
lea eax, [ebp + 8]
call fcn.00429df1
lea eax, [ebp + 8]
push eax
push ebx
call fcn.00429a4a
test eax, eax
jne 0x429a2c
xor esi, esi
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.004058c3
mov eax, esi
jmp 0x42993f
mov ecx, ebx
call fcn.00429ae4
mov eax, ebx
call fcn.00429c74
mov ecx, ebx
call fcn.00429cba
xor eax, eax
inc eax
mov dword [ebx], eax
mov esi, eax
jmp 0x429a1a