joyce8/EMBER2024-capa huggingface dataset:
Function at 0x422d20
Capabilities:
Terminate thread

Disassembly:
mov eax, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
push esi
push eax
call fcn.00422e50
add esp, 8
test eax, eax
jne 0x422d39
pop esi
ret
mov eax, dword [esi + 0x8c]
test eax, eax
jne 0x422d45
pop esi
ret
push 0
push eax
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov dword [esi + 0x8c], 0
pop esi
ret

Function at 0x422d60
Capabilities:
Terminate thread

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
mov eax, dword [edi + 0x38c]
mov esi, dword [edi]
push eax
call fcn.00423060
add esp, 4
test esi, esi
je 0x422dea
mov edi, dword [esp + 0xc]
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [esi + 0x8c]
test eax, eax
je 0x422dde
cmp dword [esi + 8], 0xffffffff
je 0x422dde
push 0
push eax
call ebp
mov dword [esi + 0x8c], 0
mov ecx, dword [edi + 0xa0]
test ecx, ecx
je 0x422dcc
mov eax, dword [esi + 0x1c]
push 0
lea edx, [eax*8]
sub edx, eax
lea eax, [ecx + edx*4]
mov ecx, dword [ecx + edx*4 + 0x14]
mov edx, dword [eax + 0xc]
add ecx, edx
push ecx
jmp 0x422dd0
push 0
push 0
push esi
push 8
push 0x15
push edi
call fcn.0041e9d0
add esp, 0x18
mov esi, dword [esi + 0x48]
test esi, esi
jne 0x422d86
mov edi, dword [esp + 0x14]
pop ebp
mov edx, dword [edi + 0x38c]
push edx
call fcn.00423070
add esp, 4
pop edi
pop esi
ret

Function at 0x423220
Capabilities:
Terminate thread

Disassembly:
push esi
push 0
mov esi, dword [esp + 0xc]
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 1
push esi
call fcn.004231a0
mov eax, dword [0x45dbd4]
add esp, 0x2c
push eax
call dword [sym.imp.KERNEL32.dll_Sleep]
cmp dword [esi + 4], 2
je 0x423262
mov ecx, dword [esi + 0x1c]
push 0
push ecx
call dword [sym.imp.KERNEL32.dll_TerminateThread]
pop esi
ret
mov eax, 1
pop esi
ret

Function at 0x424250
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
mov edx, eax
dec eax
test edx, edx
je 0x42428c
push ebx
push esi
lea esi, [eax + 1]
mov eax, dword [esp + 0x14]
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, ah
mov ax, word [edx*2 + 0x444710]
xor ax, bx
inc ecx
dec esi
jne 0x424268
pop esi
pop ebx
ret
mov ax, word [esp + 0xc]
ret
Function at 0x427f90
Capabilities:
Enumerate pe sections

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x428162
xor ecx, ecx
xor edx, edx
mov ch, byte [eax]
mov dl, byte [eax + 2]
mov cl, byte [eax + 1]
push ebx
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 3]
push ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 6]
mov dword [eax], ecx
xor ecx, ecx
push esi
mov ch, byte [eax + 4]
push edi
mov cl, byte [eax + 5]
xor ebp, ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
shl ecx, 8
or ecx, edx
mov edx, dword [esp + 0x18]
mov dword [eax + 4], ecx
xor ecx, ecx
mov ch, byte [eax + 8]
lea edi, [edx + 0xc]
mov cl, byte [eax + 9]
mov word [eax + 8], cx
mov ecx, dword [eax]
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov cx, word [eax + 8]
mov word [edx + 8], cx
xor ecx, ecx
movzx si, byte [eax + 0xb]
mov ch, byte [eax + 0xa]
or ecx, esi
mov word [eax + 0xa], cx
mov word [edx + 0xa], cx
movzx si, byte [eax + 0xb]
xor ecx, ecx
mov ch, byte [eax + 0xa]
or ecx, esi
mov esi, dword [eax + 0xc]
mov word [eax + 0xa], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x11]
mov bp, word [eax + 0xa]
xor ecx, ecx
mov ch, byte [eax + 0x10]
add ebp, 0xc
or ecx, esi
mov word [eax + 0x10], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x11]
xor ecx, ecx
lea edi, [edx + ebp + 2]
mov ch, byte [eax + 0x10]
or ecx, esi
mov esi, dword [eax + 0x14]
mov word [eax + 0x10], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov cx, word [eax + 0x10]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x18], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
mov esi, dword [eax + 0x1c]
mov word [eax + 0x18], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov cx, word [eax + 0x18]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x20], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
mov esi, dword [eax + 0x24]
mov word [eax + 0x20], cx
and ecx, 0xffff
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dl, byte [eax + 6]
xor ecx, ecx
mov ch, byte [eax + 4]
pop edi
mov cl, byte [eax + 5]
pop esi
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
pop ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dh, byte [eax]
mov dword [eax + 4], ecx
mov dl, byte [eax + 1]
xor ecx, ecx
mov ch, byte [eax + 8]
pop ebx
mov cl, byte [eax + 9]
mov word [eax + 8], cx
xor ecx, ecx
mov cl, byte [eax + 2]
shl edx, 8
or edx, ecx
xor ecx, ecx
mov cl, byte [eax + 3]
shl edx, 8
or edx, ecx
mov dword [eax], edx
ret
Function at 0x42ad30
Capabilities:
Hash data with md5

Disassembly:
sub esp, 0x94
mov eax, dword [esp + 0x9c]
push esi
push 0x40
lea ecx, [esp + 0x1c]
xor esi, esi
push eax
push ecx
mov dword [esp + 0x24], 0x67452301
mov dword [esp + 0x28], 0xefcdab89
mov dword [esp + 0x2c], 0x98badcfe
mov dword [esp + 0x30], 0x10325476
mov dword [esp + 0x34], esi
mov dword [esp + 0x38], esi
call fcn.0042ab40
lea edx, [esp + 0x24]
lea eax, [esp + 0x10]
push edx
push eax
call fcn.0042ac70
mov esi, dword [esp + 0xb0]
add esp, 0x14
xor edx, edx
mov cl, byte [esp + edx + 4]
mov al, cl
and cl, 0xf
sar al, 4
and al, 0xf
cmp al, 0xa
movsx eax, al
jge 0x42adaa
add eax, 0x30
jmp 0x42adad
add eax, 0x57
mov byte [esi], al
cmp cl, 0xa
movsx eax, cl
jge 0x42adbc
add eax, 0x30
jmp 0x42adbf
add eax, 0x57
mov byte [esi + 1], al
inc edx
add esi, 2
cmp edx, 0x10
jl 0x42ad90
pop esi
add esp, 0x94
ret

Function at 0x42ade0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x90]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov ecx, 0x10
xor eax, eax
mov edi, ebp
mov esi, dword [esp + 0xa0]
rep stosd dword es:[edi], eax
mov ecx, 8
mov edi, ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x14]
rep stosd dword es:[edi], eax
test esi, esi
mov dword [esp + 0x14], 0x9d14e9a1
mov dword [esp + 0x18], 0x593b6b0e
je 0x42ae6b
mov edi, esi
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x28
jne 0x42ae4f
mov byte [esi + 0x20], al
mov ecx, 0x20
jmp 0x42ae59
cmp ecx, 0x38
jle 0x42ae59
mov ecx, 0x38
mov eax, ecx
lea edi, [esp + 0x1c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, 0x444ba4
test ecx, ecx
je 0x42ae9f
mov edi, ecx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x38
jle 0x42ae8a
mov ecx, 0x38
xor eax, eax
test ecx, ecx
jle 0x42ae9f
mov dl, byte [eax + 0x444ba4]
xor byte [esp + eax + 0x1c], dl
inc eax
cmp eax, ecx
jl 0x42ae90
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.0042ad30
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, str.01d0a8e3
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
lea esi, [edx + ebp]
sub edi, ecx
mov eax, ecx
mov dword [esp + 0x10], esi
mov esi, edi
mov edi, dword [esp + 0x10]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
cdq
and edx, 3
and ecx, 3
add eax, edx
rep movsb byte es:[edi], byte [esi]
sar eax, 2
xor ecx, ecx
test eax, eax
jle 0x42af04
mov esi, ebp
mov dl, byte [esi]
add esi, 4
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, eax
jl 0x42aef7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
Function at 0x42bad0
Capabilities:
Encode data using base64
Terminate process

Disassembly:
sub esp, 0x118
mov ecx, 0x3f
mov eax, 0x80808080
push ebx
push ebp
push esi
push edi
lea edi, [esp + 0x28]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov eax, 0x41
mov cl, al
sub cl, 0x41
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x5a
jle 0x42baf2
mov eax, 0x61
mov dl, al
sub dl, 0x47
mov byte [esp + eax + 0x28], dl
inc eax
cmp eax, 0x7a
jle 0x42bb06
mov eax, 0x30
mov cl, al
add cl, 4
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x39
jle 0x42bb1a
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
xor ebp, ebp
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov byte [esp + 0x53], 0x3e
mov byte [esp + 0x57], 0x3f
mov byte [esp + 0x65], 0
mov dword [esp + 0x18], ebp
je 0x42bcad
mov ebx, dword [esp + 0x130]
mov dword [esp + 0x10], 3
mov dword [esp + 0x14], 4
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x12c]
xor eax, eax
lea esi, [edx + ecx]
movsx ecx, byte [esi + eax]
mov dl, byte [esp + ecx + 0x28]
test dl, 0x80
jne 0x42bc7e
mov byte [esp + eax + 0x20], cl
mov byte [esp + eax + 0x1c], dl
inc eax
cmp eax, 4
jl 0x42bb7c
mov esi, dword [esp + 0x138]
mov edx, dword [esp + 0x10]
cmp edx, dword [esi]
jle 0x42bbe6
mov eax, dword [esp + 0x14]
push eax
call fcn.0042db4e
mov ecx, dword [esi]
mov esi, ebx
mov edx, ecx
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebx
and ecx, 3
mov dword [esp + 0x2c], eax
rep movsb byte es:[edi], byte [esi]
call fcn.0042da65
mov ecx, dword [esp + 0x140]
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x2c]
add esp, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov dl, ch
mov al, cl
sar dl, 4
shl al, 2
or dl, al
mov eax, dword [esp + 0x14]
mov byte [ebx + ebp], dl
inc ebp
inc eax
mov cl, ch
mov dword [esp + 0x14], eax
mov al, byte [esp + 0x1e]
mov dl, al
inc edi
sar dl, 2
shl cl, 4
or dl, cl
mov ecx, dword [esp + 0x14]
shl al, 6
or al, byte [esp + 0x1f]
mov byte [ebx + ebp], dl
inc ebp
mov edx, edi
inc ecx
inc edx
mov byte [ebx + ebp], al
mov al, byte [esp + 0x22]
inc ebp
inc ecx
inc edx
mov dword [esp + 0x10], edi
cmp al, 0x3d
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edx
je 0x42bc93
mov cl, byte [esp + 0x23]
xor eax, eax
cmp cl, 0x3d
setne al
add eax, 2
cmp eax, 3
jl 0x42bc93
mov edx, dword [esp + 0x18]
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
add edx, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x18], edx
cmp edx, ecx
jae 0x42bcb4
jmp 0x42bb6c
push ecx
push str.Illegal_character__c_in_input._n
call fcn.0042ed10
add esp, 8
push 1
call fcn.0042e464
mov eax, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [eax], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
mov ebx, dword [esp + 0x130]
mov ecx, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [ecx], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
Function at 0x43e6e2
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 0x43e724
call fcn.00441a31
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x43e724
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x43e71b
xor eax, eax
jmp 0x43e72c
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0043e732
pop edi
pop esi
pop ebx
ret 4

Function at 0x43f6c2
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, 0x4432e8
call fcn.0042f4a8
sub esp, 0x18
push ebx
push esi
mov esi, ecx
push edi
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x1c], esi
mov eax, dword [esi + 0x48]
mov edi, dword [esi + 0x44]
mov dword [ebp - 0x18], eax
call fcn.00441a31
cmp dword [esi + 0x40], 0
mov ebx, dword [eax + 0xc]
je 0x43f701
call fcn.00441a31
mov ebx, dword [eax + 0xc]
push 5
push dword [esi + 0x40]
push ebx
call dword [sym.imp.KERNEL32.dll_FindResourceA]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov edi, eax
test edi, edi
je 0x43f70f
push edi
call dword [sym.imp.KERNEL32.dll_LockResource]
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x18], 0
jne 0x43f71d
or eax, 0xffffffff
jmp 0x43f805
mov ecx, esi
call fcn.0043f638
mov dword [ebp - 0x14], eax
call fcn.0043cd2a
xor edi, edi
cmp dword [ebp - 0x14], edi
mov dword [ebp - 0x20], edi
je 0x43f754
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_IsWindowEnabled]
test eax, eax
je 0x43f754
push edi
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_EnableWindow]
mov dword [ebp - 0x20], 1
push esi
mov dword [ebp - 4], edi
call fcn.0043ccde
push dword [ebp - 0x14]
call fcn.0043c80f
push ebx
push eax
push dword [ebp - 0x18]
mov ecx, esi
call fcn.0043f3d0
cmp eax, edi
je 0x43f7c7
test byte [esi + 0x24], 0x10
je 0x43f795
push 4
mov ecx, esi
pop ebx
call fcn.0043c20f
test ah, 1
je 0x43f78d
push 5
pop ebx
push ebx
mov ecx, esi
call fcn.0043e834
cmp dword [esi + 0x1c], edi
je 0x43f7c7
push 0x97
push edi
push edi
push edi
push edi
push edi
mov ecx, esi
call fcn.0043c243
jmp 0x43f7c7
or dword [ebp - 4], 0xffffffff
cmp dword [ebp - 0x20], edi
je 0x43f7db
push 1
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_EnableWindow]
cmp dword [ebp - 0x14], edi
je 0x43f7f4
call dword [sym.imp.USER32.dll_GetActiveWindow]
cmp eax, dword [esi + 0x1c]
jne 0x43f7f4
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_SetActiveWindow]
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x58]
mov ecx, esi
call fcn.0043f672
mov eax, dword [esi + 0x2c]
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x4415a8
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 0x4415d6
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4415f4
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0044150e
jmp 0x4415f4
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4415f4
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0044150e
test edi, edi
mov eax, edi
jne 0x4415de
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8

Function at 0x1000125c
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
mov dword [ebp - 0xc], 0
call sub.KERNEL32.DLL_GetEnvironmentStringsA
mov ebx, eax
mov dword [ebp - 0x10], ebx
jmp 0x10001299
cmp byte [ebx], 0x3d
je 0x10001285
inc dword [ebp - 0xc]
mov edi, ebx
xor eax, eax
stc
sbb ecx, ecx
repne scasb al, byte es:[edi]
neg ecx
lea eax, [ecx - 2]
mov edi, eax
inc edi
lea ebx, [ebx + edi]
cmp byte [ebx], 0
jne 0x10001278
mov edi, dword [ebp - 0xc]
inc edi
lea edi, [edi*4]
mov dword [ebp - 0x14], edi
push dword [ebp - 0x14]
call sub.CRTDLL.DLL_malloc
pop ecx
mov dword [ebp - 8], eax
mov dword [0x10003010], eax
cmp dword [ebp - 8], 0
jne 0x100012cc
xor eax, eax
jmp 0x10001342
mov ebx, dword [ebp - 0x10]
jmp 0x10001325
mov edi, ebx
xor eax, eax
stc
sbb ecx, ecx
repne scasb al, byte es:[edi]
neg ecx
lea eax, [ecx - 2]
mov edi, eax
inc edi
mov dword [ebp - 4], edi
cmp byte [ebx], 0x3d
je 0x1000131f
push dword [ebp - 4]
call sub.CRTDLL.DLL_malloc
pop ecx
mov esi, dword [ebp - 8]
mov dword [esi], eax
or eax, eax
jne 0x10001308
jmp 0x10001342
push ebx
mov edi, dword [ebp - 8]
push dword [edi]
call sub.CRTDLL.DLL_strcpy
add esp, 8
add dword [ebp - 8], 4
mov edx, dword [ebp - 4]
lea ebx, [ebx + edx]
cmp byte [ebx], 0
jne 0x100012d1
mov edx, dword [ebp - 8]
mov dword [edx], 0
mov eax, 1
pop edi
pop esi
pop ebx
leave
ret

Function at 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40915c
mov ecx, 0x13738dc
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x43104e
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
cmp eax, ebx
jne 0x431024
nop
nop
nop
nop
nop
mov eax, section..data
mov ebx, 0x42f3f8
nop
mov ecx, 0x4ee2ad2
nop
nop
nop
nop
test eax, eax
nop
nop
je 0x431084
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
add eax, 4
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
jne 0x43106c
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43200c
nop
pop eax
nop
nop
nop
nop
add eax, 0x40729f
nop
sub eax, 0x407245
nop
nop
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
nop
xor dword [ebx], edx
nop
nop
add ebx, 4
nop
nop
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
jl 0x432030
nop
add eax, 0xc
nop
nop
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43201e
nop
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x462f1a
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 0x462f48
push dword [esi]
call dword [sym.imp.KERNEL32.DLL_TlsGetValue]
test eax, eax
je 0x462f66
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00462e80
jmp 0x462f66
mov eax, dword [esi + 0x14]
test eax, eax
je 0x462f66
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00462e80
test edi, edi
mov eax, edi
jne 0x462f50
pop edi
push ebx
call dword [sym.imp.KERNEL32.DLL_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x403b70
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 0x18]
mov edx, ecx
push ebx
push ebp
mov ebp, dword [esp + 0x1c]
xor edx, 0x3868
push esi
mov esi, dword [esp + 0x14]
lea ebx, [ecx - 0x6c3]
push edi
lea edi, [ecx - 0x1899]
mov eax, ebx
mov ecx, dword [esp + 0x1c]
xor eax, 0xd3
add ecx, 0xffffeefb
add esi, 0xfffffcca
cmp ecx, eax
je 0x403c4a
lea eax, [ecx + 0x146c]
cmp edx, eax
jle 0x403c0a
mov eax, dword [0xa662e4]
mov dword [eax + 0xb4], 0x8346c0
lea eax, [esi - 0xd6d]
push eax
lea eax, [ecx + 0x223b]
xor ecx, 0x1a9b
push eax
push ecx
lea eax, [esi + 0x168]
push eax
push dword [0xa662e4]
mov eax, esi
xor eax, 0xe9d
push eax
call fcn.004128f4
add esp, 0x18
mov dword [ebp + 0xb4], 0x827b28
jmp 0x403c4a
mov eax, edi
mov ecx, ebx
and eax, esi
imul eax, eax, 0x17b0
cmp ebx, eax
jge 0x403c4a
mov eax, dword [ebp + 0xd8]
add ecx, 2
and eax, dword [0xaa134c]
xor eax, edx
mov dword [0xaa12e8], eax
mov eax, edi
xor eax, 0x1a9b
add eax, edx
imul edi, eax
mov eax, edi
and eax, esi
imul eax, eax, 0x17b0
cmp ecx, eax
jl 0x403c1a
lea eax, [esi - 0xea9]
cmp ebx, eax
je 0x403d27
xor esi, esi
mov eax, dword [ebp + 0xb4]
mov ecx, dword [esi + eax]
add esi, 4
mov eax, dword [ebp + 0x20]
inc eax
imul eax, dword [0xaa1388]
mov dword [0xaa1388], eax
mov eax, dword [0xa662e4]
mov ebx, dword [eax + 0x80]
mov eax, dword [eax + 0x118]
sub eax, 0x160c63
imul ebx, ecx
imul eax, dword [ebp + 0xc4]
mov edx, ebx
mov dword [ebp + 0xc4], eax
mov ecx, dword [ebp + 0x84]
mov eax, dword [ebp + 0xb8]
shr edx, 8
mov byte [ecx + eax], dl
inc dword [ebp + 0x84]
mov ecx, dword [ebp + 0x84]
mov eax, dword [ebp + 0xb8]
mov byte [ecx + eax], bl
inc dword [ebp + 0x84]
mov eax, dword [0xaa1308]
xor eax, 0xffe6f1ef
add dword [ebp + 0x44], eax
mov ecx, dword [0xa662e4]
mov eax, dword [ecx + 0xac]
xor eax, 0x48
or dword [ecx + 0x7c], eax
mov eax, dword [ebp + 0xf4]
add eax, 0x194c18
or dword [ebp + 8], eax
mov eax, 0xfff09a7f
mov ecx, dword [0xa662e4]
sub eax, dword [ecx + 0x68]
add dword [0xaa1394], eax
mov eax, dword [ecx + 0x110]
xor eax, 0x30
add dword [ebp + 0xd8], eax
cmp esi, 0xc798
jl 0x403c5a
lea eax, [edi + 0x20f1]
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x411867
Capabilities:
Encode data using xor

Disassembly:
mov ax, word [0xaa1df8]
push ebx
mov ebx, dword [esp + 0x10]
inc ax
push esi
push edi
mov edi, dword [0xaa1de8]
mov word [0xaa1df8], ax
cmp edi, 0x12cd
jge 0x4118cc
mov eax, ebx
or eax, 0xa1
push ebp
imul ebp, eax, 0x1154
shl edi, 3
mov esi, dword [0xaa1e0c]
xor edx, edx
mov eax, dword [0xaa1e08]
xor dword [0xaa1de0], eax
mov eax, ebp
movzx ecx, word [edi + esi]
div ecx
mov word [edi + esi], ax
add edi, 8
cmp edi, 0x9668
jl 0x41189b
mov ax, word [0xaa1df8]
pop ebp
mov edi, dword [esp + 0x10]
inc ax
mov esi, dword [0xaa1e14]
xor edx, edx
mov word [0xaa1df8], ax
movzx eax, ax
movzx ecx, word [edi + esi*8]
mov eax, dword [edi + eax*4]
div ecx
mov word [edi + esi*8], ax
mov eax, dword [esp + 0x14]
pop edi
pop esi
mov eax, dword [eax + ebx*4]
pop ebx
ret