joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4590d0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4b0ab8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.004a9445
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.00458a30
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.004a9373
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.004a5c31
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.004a5c31
push 1
push 0
push 0
mov ecx, esi
call fcn.004a5bd9
push 1
push 0
push 1
mov ecx, esi
call fcn.004a5bd9
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004a94b7
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x459250
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4b0ad8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.004a9445
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.00458a30
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.004a9373
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x459314
cmp dword [esp + 0x40], 1
jne 0x459312
cmp ecx, eax
jge 0x459314
mov eax, ecx
cmp eax, 0xc8
jge 0x459320
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004590d0
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004a94b7
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x459b30
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4b0b83
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.004a404e
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], method.CBrush.virtual_0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.004a96ed
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004aac09
test eax, eax
je 0x459c4c
mov ecx, dword [esp + 0x3c]
call fcn.004a971a
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x459c10
push edi
mov ecx, esi
call fcn.004a6d80
mov ecx, esi
call fcn.00459df0
cmp dword [esp + 0x38], 1
jne 0x459c45
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.004a6ebb
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x45be50
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x45be83
push esi
call fcn.0046a200
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x45be7c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x45bf09
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x45bef2
mov eax, dword [esi + 8]
test eax, eax
je 0x45bea7
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x45beee
cmp eax, 2
je 0x45bef2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x45be9a
cmp eax, 3
je 0x45becd
cmp eax, 1
jne 0x45be9a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x45be9a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x45be9a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0045bf30
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x45bf18
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0045bf30
add esp, 4
pop esi
ret

Function at 0x45c7a0
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x45c7c1
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x45c7c1
mov eax, dword [eax + 0x44]
test eax, eax
je 0x45c7c1
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x476dd0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x476e36
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x476e36
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x476e17
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x4771c0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4771f8
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x477e70
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x477eb9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x478330
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4b10d0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.00477ee0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00477f60
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00477f60
lea ecx, [esi + 0xc]
call fcn.004a2a2b
lea ecx, [esi + 0x10]
call fcn.004a2a2b
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004794f0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004794f0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004794f0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004a2aa0
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004a2aa0
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x47c690
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x52c300]
xor edx, edx
cmp eax, edx
jne 0x47c6b6
xor eax, eax
mov byte [eax + 0x52c200], al
inc eax
cmp eax, 0x100
jl 0x47c69e
mov dword [0x52c300], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x52c200
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x47c747
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x47c71a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x47c6e8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x47c7c0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x47c813
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x47c7fa
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4831a0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4b14ce
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.00483ac0
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x4eb654
call fcn.004a27e1
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x483233
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.004a27e1
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x48322c
push 0
mov ecx, eax
call fcn.0047a2d0
mov dword [esi + 0xc], eax
jmp 0x483235
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x483235
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x4a4e44
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4a4e7c
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004a2efb
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004a2ed3
jmp 0x4a4e88
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4a6535
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4a6577
call fcn.004ac2aa
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4a6577
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4a656e
xor eax, eax
jmp 0x4a657f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004a6585
pop edi
pop esi
pop ebx
ret 4

Function at 0x4ac7da
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4ac808
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4ac826
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004ac740
jmp 0x4ac826
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4ac826
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004ac740
test edi, edi
mov eax, edi
jne 0x4ac810
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x408140
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, 0x407015
lea edi, [esi - 0x6015]
push edi
or ebp, 0xffffffff
jmp 0x408162
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x408169
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x408158
mov eax, 1
add ebx, ebx
jne 0x40817b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x408170
jne 0x40818c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x408170
xor ecx, ecx
sub eax, 3
jb 0x4081a0
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x408212
mov ebp, eax
add ebx, ebx
jne 0x4081ab
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x4081b8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x4081dc
inc ecx
add ebx, ebx
jne 0x4081c8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x4081bd
jne 0x4081d9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4081bd
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x4081fc
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x4081ed
jmp 0x40815e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x4081fc
add edi, ecx
jmp 0x40815e
pop esi
mov edi, esi
mov ecx, 0x139
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x40821a
cmp byte [edi], 0
jne 0x40821a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x40821f
lea edi, [esi + 0x6000]
mov eax, dword [edi]
or eax, eax
je 0x40828e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x8510]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x8560]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x40824c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x8564]
or eax, eax
je 0x408288
mov dword [ebx], eax
add ebx, 4
jmp 0x408269
call dword [esi + 0x856c]
mov ebp, dword [esi + 0x8568]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x19f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x4082c2
sub esp, 0xffffff80
jmp section.UPX0

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x401000
Capabilities:
Hash data with crc32

Disassembly:
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GlobalAlloc]
push edi
push 0x10000
push 2
call esi
mov edi, dword [sym.imp.KERNEL32.dll_GlobalLock]
push eax
mov dword [0x4043a0], eax
call edi
push 0x8040
push 2
mov dword [0x40439c], eax
call esi
push eax
mov dword [0x4043d8], eax
call edi
push 0x400
push 2
mov dword [0x4043c8], eax
call esi
push eax
mov dword [0x4043b8], eax
call edi
mov dword [0x4043a4], eax
and dword [eax], 0
push 1
pop eax
push 8
mov ecx, eax
pop edx
test cl, 1
je 0x40106a
shr ecx, 1
xor ecx, 0xedb88320
jmp 0x40106c
shr ecx, 1
dec edx
jne 0x40105b
mov edx, dword [0x4043a4]
mov dword [edx + eax*4], ecx
inc eax
cmp eax, 0x100
jl 0x401056
pop edi
pop esi
ret

Function at 0x4020b6
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 4]
test ecx, ecx
jne 0x4020c8
or eax, 0xffffffff
mov dword [section..data], eax
jmp 0x402101
mov edx, dword [esp + 8]
mov eax, dword [section..data]
push esi
mov esi, edx
dec edx
test esi, esi
je 0x4020fb
push edi
inc edx
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
mov edi, dword [0x4043a4]
shr eax, 8
mov esi, dword [edi + esi*4]
xor eax, esi
inc ecx
dec edx
jne 0x4020db
pop edi
mov dword [section..data], eax
pop esi
not eax
ret 8
Function at 0x407ed0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x6000]
push edi
or ebp, 0xffffffff
jmp 0x407ef2
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x407ef9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x407ee8
mov eax, 1
add ebx, ebx
jne 0x407f0b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x407f00
jne 0x407f1c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x407f00
xor ecx, ecx
sub eax, 3
jb 0x407f30
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x407fa2
mov ebp, eax
add ebx, ebx
jne 0x407f3b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x407f48
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x407f6c
inc ecx
add ebx, ebx
jne 0x407f58
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x407f4d
jne 0x407f69
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x407f4d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x407f8c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x407f7d
jmp 0x407eee
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x407f8c
add edi, ecx
jmp 0x407eee
pop esi
mov edi, esi
mov ecx, 1
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x407faa
cmp byte [edi], 1
jne 0x407faa
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x407faf
lea edi, [esi + 0x5000]
mov eax, dword [edi]
or eax, eax
je 0x408027
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x882c]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x8868]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x407fdc
mov ecx, edi
jns 0x40800b
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x886c]
or eax, eax
je 0x408021
mov dword [ebx], eax
add ebx, 4
jmp 0x407ff9
call dword [esi + 0x887c]
mov ebp, dword [esi + 0x8870]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1d7]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x40805b
sub esp, 0xffffff80
jmp 0x4010e0

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x402585
Capabilities:
Create new key via cryptacquirecontext

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
mov esi, dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
mov ebx, 0xf0000000
push ebx
push 0x18
push str.Microsoft_Enhanced_RSA_and_AES_Cryptographic_Provider
push 0
push edi
call esi
test eax, eax
je 0x4025ad
cmp dword [edi], 0
jne 0x4025bf
push ebx
push 0x18
push str.Microsoft_Enhanced_RSA_and_AES_Cryptographic_Provider__Prototype_
push 0
push edi
call esi
cmp dword [edi], 0
je 0x4025e3
push dword [ebp + 0xc]
lea esi, [ebp - 8]
push dword [ebp + 8]
call fcn.0044c94a
lea eax, [edi + 4]
push eax
push 0
push 0
push dword [ebp - 4]
push dword [ebp - 8]
push dword [edi]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
mov ecx, dword [edi + 4]
test ecx, ecx
je 0x402611
mov esi, dword [sym.imp.ADVAPI32.dll_CryptSetKeyParam]
xor eax, eax
inc eax
push 0
mov dword [ebp + 0xc], eax
mov dword [ebp + 8], eax
lea eax, [ebp + 0xc]
push eax
push 3
push ecx
call esi
push 0
lea eax, [ebp + 8]
push eax
push 4
push dword [edi + 4]
call esi
pop esi
pop ebx
leave
ret 8

Function at 0x402857
Capabilities:
Query or enumerate registry key

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x21c
mov eax, dword [0x57df70]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov edi, ecx
mov ecx, dword [edi + 4]
or ecx, 0x2001f
push ecx
push eax
push dword [edi]
xor esi, esi
lea ecx, [ebp - 0x20c]
mov dword [ebp - 0x214], eax
mov dword [ebp - 0x20c], esi
mov dword [ebp - 0x208], esi
call fcn.0046f20f
mov ebx, eax
cmp ebx, esi
je 0x4028c4
lea ecx, [ebp - 0x20c]
call fcn.00464e58
mov eax, ebx
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004cf21e
leave
ret 4
mov ebx, dword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
jmp 0x4028e2
lea eax, [ebp - 0x204]
push eax
lea ecx, [ebp - 0x20c]
call fcn.00402857
cmp eax, esi
jne 0x402929
lea eax, [ebp - 0x21c]
push eax
push esi
push esi
push esi
lea eax, [ebp - 0x210]
push eax
lea eax, [ebp - 0x204]
push eax
push esi
push dword [ebp - 0x20c]
mov dword [ebp - 0x210], 0x100
call ebx
test eax, eax
je 0x4028cc
lea ecx, [ebp - 0x20c]
call fcn.00464e58
push dword [ebp - 0x214]
mov ecx, edi
call fcn.004867c6
lea ecx, [ebp - 0x20c]
mov esi, eax
call fcn.00464e58
mov eax, esi
jmp 0x4028b3