joyce8/EMBER2024-capa huggingface dataset:
Function at 0x105d9a40
Capabilities:
Check mutex on windows

Disassembly:
push ebx
push ebp
push esi
push edi
xor ebp, ebp
call fcn.105e5160
test eax, eax
jne 0x105d9a70
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
push eax
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
jne 0x105d9a85
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
mov edx, dword [esp + 0x14]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
je 0x105d9ac9
mov edi, dword [esp + 0x20]
mov ebx, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
push edi
push esi
call ebx
test eax, eax
je 0x105d9aa9
cmp eax, 0x102
jne 0x105d9ab6
mov eax, dword [esp + 0x24]
inc ebp
cmp ebp, eax
jg 0x105d9ac0
jmp 0x105d9a8f
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
pop edi
pop esi
pop ebp
mov eax, 0x73
pop ebx
ret
push esi
call fcn.105d9b40
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret

Function at 0x105d9ae0
Capabilities:
Check mutex on windows

Disassembly:
push esi
call fcn.105e5160
test eax, eax
jne 0x105d9af8
mov eax, dword [esp + 8]
mov ecx, dword [esp + 0xc]
push eax
push 0
push ecx
jmp 0x105d9b01
mov edx, dword [esp + 8]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
jne 0x105d9b14
mov eax, 1
pop esi
ret
push 0xffffffffffffffff
push esi
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0x105d9b2b
mov eax, dword [esp + 0x10]
mov dword [eax], esi
xor eax, eax
pop esi
ret
mov eax, 0x73
pop esi
ret
Function at 0x105dd380
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x208
push ebx
mov bx, word [esp + 0x220]
neg bx
push ebp
mov ebp, dword [esp + 0x21c]
sbb ebx, ebx
push esi
mov al, byte [ebp]
and ebx, 0xfffffffe
add ebx, 4
push edi
test al, al
je 0x105dd3ce
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0x20]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
push 0x105ce504
mov byte [ebp], 0
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x105dd3f6
jbe 0x105dd3f6
push eax
call dword [sym.imp.MSVCRT.dll_atoi]
add esp, 4
mov dword [esp + 0x14], eax
jmp 0x105dd3fe
mov dword [esp + 0x14], 0xa
mov ecx, dword [esp + 0x21c]
cmp word [ecx + 0x74], 4
jne 0x105dd411
mov ebx, 2
mov edx, dword [esp + 0x228]
mov ecx, 0x55
xor eax, eax
lea edi, [esp + 0xc4]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x14]
push edx
mov edx, dword [esp + 0x224]
lea ecx, [esp + 0xc8]
push eax
push ecx
push edx
push ebx
call fcn.105e1c20
test ax, ax
jne 0x105dd586
cmp word [esp + 0x14], ax
mov dword [esp + 0x10], 0x46
mov dword [esp + 0x1c], 0
jbe 0x105dd59b
mov ebx, dword [sym.imp.MSVCRT.dll_sprintf]
lea esi, [esp + 0xc4]
mov dword [esp + 0x18], esi
cmp word [esi + 0x20], 0
jbe 0x105dd560
mov ecx, 0x10
xor eax, eax
mov edi, ebp
push 0x105ce4e4
rep stosd dword es:[edi], eax
lea eax, [esp + 0x64]
push eax
call ebx
mov ecx, dword [esp + 0x224]
push esi
push ecx
call fcn.105dc850
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
push 0x105ce4e4
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea eax, [esp + 0x74]
mov edx, ecx
mov esi, edi
mov edi, ebp
push eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
call ebx
lea ecx, [esp + 0x78]
push 0x105ce4e4
push ecx
call ebx
mov esi, dword [sym.imp.MSVCRT.dll__stricmp]
lea edx, [esp + 0x40]
push 0x105cd6d0
push edx
call esi
add esp, 0x28
test eax, eax
je 0x105dd50c
lea eax, [esp + 0x20]
push 0x105cd704
push eax
call esi
add esp, 8
test eax, eax
jne 0x105dd51b
push 0x105cd6c0
push ebp
call esi
add esp, 8
test eax, eax
je 0x105dd55c
mov ecx, dword [esp + 0x22c]
mov edx, dword [esp + 0x228]
mov eax, dword [esp + 0x220]
push ecx
mov ecx, dword [esp + 0x220]
push edx
push ebp
push eax
push ecx
call fcn.105dccd0
add esp, 0x14
mov dword [esp + 0x10], eax
test ax, ax
je 0x105dd582
lea edx, [esp + 0x60]
push 0x105ce4e4
push edx
call ebx
add esp, 8
mov esi, dword [esp + 0x18]
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
inc eax
and ecx, 0xffff
add esi, 0x22
cmp eax, ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x18], esi
jl 0x105dd479
mov eax, dword [esp + 0x10]
cmp ax, 0x45
jne 0x105dd59f
pop edi
pop esi
pop ebp
mov ax, 3
pop ebx
add esp, 0x208
ret
mov eax, dword [esp + 0x10]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
Function at 0x105dd5b0
Capabilities:
Get session user name

Disassembly:
sub esp, 0x4c8
push esi
lea eax, [esp + 8]
push edi
lea ecx, [esp + 0x10]
push eax
push ecx
mov dword [esp + 0x14], 0x40
call dword [sym.imp.ADVAPI32.dll_GetUserNameA]
cmp eax, 1
jne 0x105dd641
lea edi, [esp + 0x10]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd0]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push 0x40
mov eax, ecx
mov esi, edi
mov edi, edx
lea edx, [esp + 0x14]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x54]
push ecx
push edx
call fcn.105e6560
add esp, 0xc
cmp eax, 0xffffffff
jne 0x105dd637
mov eax, dword [0x105ce4dc]
mov cx, word [0x105ce4e0]
mov dl, byte [0x105ce4e2]
mov dword [esp + 0x10], eax
mov word [esp + 0x14], cx
mov byte [esp + 0x16], dl
jmp 0x105dd688
lea edi, [esp + 0x50]
lea edx, [esp + 0x10]
jmp 0x105dd66b
mov dx, word [0x105ce4e0]
mov ecx, dword [0x105ce4dc]
mov al, byte [0x105ce4e2]
mov word [esp + 0x14], dx
mov dword [esp + 0x10], ecx
mov byte [esp + 0x16], al
lea edi, [esp + 0x10]
lea edx, [esp + 0xd0]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x90]
push ebx
push ecx
call fcn.105e4fd0
lea edi, [esp + 0x98]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd8]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push 0x40
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x2dc]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0xe0]
push ecx
call fcn.105e6560
add esp, 0x10
cmp eax, 0xffffffff
pop ebx
jne 0x105dd720
mov edx, dword [0x105ce558]
mov eax, dword [0x105ce55c]
mov ecx, dword [0x105ce560]
mov dword [esp + 0xd0], edx
mov dx, word [0x105ce564]
mov dword [esp + 0xd4], eax
mov dword [esp + 0xd8], ecx
mov word [esp + 0xdc], dx
jmp 0x105dd74b
lea edi, [esp + 0x2d0]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd0]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 8]
lea edi, [esp + 0xd0]
push ecx
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd4]
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0xc], 0
push ecx
push edx
call fcn.105e4ef0
mov ecx, dword [esp + 0x14]
add esp, 0xc
inc eax
neg eax
sbb eax, eax
pop edi
and eax, ecx
pop esi
mov dword [0x105cfba8], eax
add esp, 0x4c8
ret
Function at 0x105ddb80
Capabilities:
Create thread

Disassembly:
sub esp, 0x2c
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x40]
xor ebp, ebp
cmp edi, ebp
mov dword [esp + 0x10], ebp
mov dword [esp + 0x14], ebp
je 0x105dddbe
mov esi, dword [esp + 0x44]
cmp si, bp
jbe 0x105dddbe
cmp si, 0xffff
jne 0x105ddbbf
pop edi
pop esi
pop ebp
mov ax, 3
pop ebx
add esp, 0x2c
ret 0xc
push edi
call fcn.105dc550
mov ebx, eax
add ebx, 0x18
cmp word [ebx], 0x7242
jne 0x105dddb0
test byte [ebx + 0x12], 4
jne 0x105ddbee
mov eax, 2
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
push esi
push edi
call fcn.105e7b30
cmp ax, bp
jne 0x105dddc2
push edi
call fcn.105ddb30
add esp, 4
test ax, ax
je 0x105ddc25
push edi
call fcn.105e7c90
cmp ax, bp
jne 0x105ddbb1
push edi
call fcn.105ddb30
add esp, 4
test ax, ax
jne 0x105ddc0c
push edi
call fcn.105dd7a0
mov ecx, dword [0x105d1aa8]
push ecx
push eax
call fcn.105dda10
mov esi, eax
add esp, 0xc
cmp word [esi + 0x76], bp
mov ebp, dword [sym.imp.USER32.dll_GetSystemMetrics]
je 0x105ddc67
push 0x1000
call ebp
test eax, eax
je 0x105ddc67
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
cmp word [esp + 0x48], 1
jne 0x105ddda3
cmp word [0x105cfbba], 0
jne 0x105ddcf5
lea edx, [esp + 0x18]
push edx
call fcn.105e5180
add esp, 4
test eax, eax
je 0x105ddca1
mov eax, 0x4a
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
push 0
lea eax, [esp + 0x1c]
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
test eax, eax
mov dword [0x105cfbc0], eax
jne 0x105ddccc
mov eax, 0x4a
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
lea ecx, [esp + 0x40]
push ecx
push 0
push 0
push 0x105da880
push 0
push 0
call dword [sym.imp.MSVCRT.dll__beginthreadex]
add esp, 0x18
mov dword [0x105cfbc4], eax
mov word [0x105cfbba], 1
cmp word [esi + 0x76], 0
je 0x105ddd1a
push 0x1000
call ebp
test eax, eax
je 0x105ddd1a
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
lea edx, [esp + 0x14]
lea eax, [esp + 0x10]
push edx
push eax
push edi
call fcn.105dd960
add esp, 0xc
test eax, eax
jne 0x105ddd44
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
mov si, word [esp + 0x10]
mov ecx, dword [0x105cfba8]
neg si
sbb esi, esi
and esi, ecx
lea ecx, [esp + 0x24]
push ecx
push edi
call fcn.105e7710
mov dx, word [ebx + 0x38]
mov ax, word [ebx + 0x36]
push 0
push 0
push 0
push esi
push 1
push 1
push edx
push eax
push ebx
call fcn.105de4f0
add esp, 0x24
test ax, ax
je 0x105ddda3
push 0x404
push edi
call fcn.105e7890
push edi
call fcn.105e7970
pop edi
pop esi
pop ebp
mov ax, 0x46
pop ebx
add esp, 0x2c
ret 0xc
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
add esp, 0x2c
ret 0xc
pop edi
pop esi
pop ebp
mov ax, 2
pop ebx
add esp, 0x2c
ret 0xc
mov ax, 0x10
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
Function at 0x105de4f0
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 0x18]
push ebx
mov ebx, dword [esp + 0x24]
push ebp
mov ebp, dword [esp + 0x24]
push esi
mov esi, dword [esp + 0x20]
mov ecx, dword [esp + 0x1c]
push edi
mov edi, dword [esp + 0x34]
mov edx, dword [esp + 0x1c]
push edi
push ebx
push ebp
push eax
mov eax, dword [esp + 0x28]
push 0
push esi
push ecx
push edx
push eax
call fcn.105d9ed0
add esp, 0x24
test ax, ax
je 0x105de538
mov ecx, dword [esp + 0x14]
pop edi
pop esi
pop ebp
mov word [ecx + 6], ax
pop ebx
ret
cmp word [0x105cfbb8], 0
jne 0x105de5ca
lea edx, [esp + 0x30]
lea eax, [esp + 0x34]
push edx
push 0
push eax
push 0x105d9e00
push 0
push 0
call dword [sym.imp.MSVCRT.dll__beginthreadex]
add esp, 0x18
mov dword [0x105cfbb4], eax
push 0x1b58
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0x105de5ca
mov ax, word [esp + 0x34]
cmp ax, 2
jne 0x105de5d2
cmp dword [esp + 0x20], 0xffffffff
jne 0x105de59e
test esi, esi
jge 0x105de59e
mov ecx, dword [esp + 0x28]
push edi
push ebx
push ebp
push ecx
push 2
push esi
push 0xffffffffffffffff
jmp 0x105de5ab
mov ecx, dword [esp + 0x28]
push edi
push ebx
push ebp
push ecx
push 2
push esi
push 1
mov edx, dword [esp + 0x38]
mov eax, dword [esp + 0x34]
push edx
push eax
call fcn.105d9ed0
mov ecx, dword [0x105cfbb4]
add esp, 0x24
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
ret
test ax, ax
jne 0x105de5ec
mov edx, dword [0x105cfbb4]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
ret
cmp dword [esp + 0x20], 1
jne 0x105de606
test esi, esi
jle 0x105de606
mov eax, dword [esp + 0x28]
push edi
push ebx
push ebp
push eax
push 1
push esi
push 1
jmp 0x105de613
mov eax, dword [esp + 0x28]
push edi
push ebx
push ebp
push eax
push 1
push esi
push 0xffffffffffffffff
mov ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
push ecx
push edx
call fcn.105d9ed0
mov eax, dword [esp + 0x38]
add esp, 0x24
mov word [eax + 6], 0x46
mov ecx, dword [0x105cfbb4]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
mov ax, 0x46
pop ebx
ret
Function at 0x105e4ef0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [0x105d0538]
push esi
mov esi, dword [esp + 8]
test eax, eax
jne 0x105e4f16
call fcn.105e4f60
test eax, eax
je 0x105e4f0c
or eax, 0xffffffff
pop esi
ret
mov dword [0x105ce770], 0
mov eax, dword [esp + 0xc]
mov edx, dword [esp + 0x10]
mov ecx, eax
dec eax
test ecx, ecx
je 0x105e4f50
push ebx
push edi
lea edi, [eax + 1]
mov eax, dword [edx]
xor ebx, ebx
mov bl, byte [esi]
mov ecx, eax
and ecx, 0xff
xor ecx, ebx
mov ebx, dword [0x105d0538]
shr eax, 8
mov ecx, dword [ebx + ecx*4]
inc esi
xor eax, ecx
dec edi
mov dword [edx], eax
jne 0x105e4f2a
pop edi
pop ebx
mov eax, dword [edx]
pop esi
ret

Function at 0x105e4f60
Capabilities:
Hash data with crc32

Disassembly:
push 0x400
call dword [sym.imp.MSVCRT.dll_malloc]
add esp, 4
mov dword [0x105d0538], eax
test eax, eax
jne 0x105e4f97
mov eax, dword [sym.imp.MSVCRT.dll__iob]
push 0x105ce7a4
add eax, 0x40
push 0x105ce774
push eax
call dword [sym.imp.MSVCRT.dll_fprintf]
add esp, 0xc
or eax, 0xffffffff
ret
push esi
xor edx, edx
jmp 0x105e4fa1
mov eax, dword [0x105d0538]
mov ecx, edx
mov esi, 8
test cl, 1
je 0x105e4fb7
shr ecx, 1
xor ecx, 0xedb88320
jmp 0x105e4fb9
shr ecx, 1
dec esi
jne 0x105e4fa8
mov dword [eax + edx*4], ecx
inc edx
cmp edx, 0xff
jle 0x105e4f9c
xor eax, eax
pop esi
ret

Function at 0x105e51e0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
sub esp, 0x10
mov cl, 0x65
mov al, 0x72
push esi
xor esi, esi
mov byte [esp + 4], 0x54
mov byte [esp + 5], cl
mov byte [esp + 6], al
mov byte [esp + 7], 0x6d
mov byte [esp + 8], 0x69
mov byte [esp + 9], 0x6e
mov byte [esp + 0xa], 0x61
mov byte [esp + 0xb], 0x6c
mov byte [esp + 0xc], 0x20
mov byte [esp + 0xd], 0x53
mov byte [esp + 0xe], cl
mov byte [esp + 0xf], al
mov byte [esp + 0x10], 0x76
mov byte [esp + 0x11], cl
mov byte [esp + 0x12], al
mov byte [esp + 0x13], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
test eax, 0x80000000
jne 0x105e5269
cmp al, 4
jbe 0x105e5257
lea eax, [esp + 4]
push eax
call fcn.105e5270
add esp, 4
pop esi
add esp, 0x10
ret
lea ecx, [esp + 4]
push ecx
call fcn.105e5270
add esp, 4
pop esi
add esp, 0x10
ret
mov eax, esi
pop esi
add esp, 0x10
ret
Function at 0x105e5270
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
xor ebp, ebp
xor ebx, ebx
push 0x105ce804
push reloc.WSOCK32.dll_bind
mov dword [esp + 0x28], ebx
mov dword [esp + 0x1c], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x20], ebp
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x105e5345
mov eax, dword [esp + 0x10]
mov esi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
push ebp
push edx
push ebp
push 0x105ce7f4
push eax
call esi
test eax, eax
jne 0x105e5345
mov eax, dword [esp + 0x14]
cmp eax, ebp
je 0x105e5345
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov edi, eax
cmp edi, ebp
je 0x105e5345
mov eax, dword [esp + 0x10]
lea ecx, [esp + 0x14]
push ecx
lea edx, [esp + 0x1c]
push edi
push edx
push ebp
push 0x105ce7f4
push eax
call esi
test eax, eax
jne 0x105e5338
cmp dword [esp + 0x18], 7
jne 0x105e5338
mov al, byte [edi]
mov esi, edi
test al, al
je 0x105e5338
mov ebp, dword [esp + 0x24]
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcmpA]
push ebp
push esi
call ebx
test eax, eax
je 0x105e5330
push esi
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esi + eax + 1]
cmp byte [esi], 0
jne 0x105e5316
jmp 0x105e5338
mov dword [esp + 0x1c], 1
push edi
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov ebx, dword [esp + 0x1c]
xor ebp, ebp
mov eax, dword [esp + 0x10]
cmp eax, ebp
je 0x105e5354
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x10
ret

Function at 0x105e5a80
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x14
push esi
push 0x4e8
push 5
push 6
mov dword [esp + 0x10], 0x10
call fcn.105e2600
mov esi, eax
add esp, 0xc
cmp esi, 0xffffffff
je 0x105e5b15
mov edx, dword [esp + 4]
push ebx
mov ecx, edx
push edi
mov ebx, ecx
xor eax, eax
lea edi, [esp + 0x10]
push edx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, ebx
and ecx, 3
rep stosb byte es:[edi], al
lea eax, [esp + 0x14]
mov word [esp + 0x14], 6
push eax
push esi
call sub.WSOCK32.dll_bind
pop edi
cmp eax, 0xffffffff
pop ebx
je 0x105e5b15
lea ecx, [esp + 4]
lea edx, [esp + 8]
push ecx
push edx
push esi
call sub.WSOCK32.dll_getsockname
cmp eax, 0xffffffff
je 0x105e5b15
lea eax, [esp + 8]
push eax
call fcn.105e59f0
mov ecx, dword [esp + 0x20]
push eax
push ecx
call dword [sym.imp.MSVCRT.dll_sprintf]
add esp, 0xc
push esi
call sub.WSOCK32.dll_closesocket
xor eax, eax
pop esi
add esp, 0x14
ret
mov edx, dword [esp + 0x1c]
push 0x105ce890
push edx
call dword [sym.imp.MSVCRT.dll_sprintf]
add esp, 8
mov eax, 1
pop esi
add esp, 0x14
ret
Function at 0x105e6c20
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
xor ebp, ebp
push edi
push ebp
mov dword [esp + 0x14], ebp
mov dword [esp + 0x18], ebp
call fcn.105ea5d0
add esp, 4
cmp eax, ebp
mov dword [0x105d1a44], eax
je 0x105e6c9c
push 0x105ce8d8
push 0x105ce8c8
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
cmp esi, ebp
je 0x105e6c8e
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
push 2
push ebp
push esi
call edi
lea ecx, [esp + 0x1c]
push ecx
push esi
call dword [sym.imp.MSVCRT.dll_fgetpos]
push ebp
push ebp
push esi
call edi
mov edx, dword [esp + 0x30]
inc edx
push edx
call dword [sym.imp.MSVCRT.dll_malloc]
mov edi, eax
add esp, 0x24
cmp edi, ebp
jne 0x105e6ca6
mov eax, dword [0x105d1a44]
push eax
call fcn.105ea990
add esp, 4
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x10
ret
mov dword [edi], ebp
mov ecx, dword [esp + 0x10]
push esi
push ecx
push 1
push edi
call dword [sym.imp.MSVCRT.dll_fread]
push esi
mov ebx, eax
mov dword [esp + 0x30], ebp
call dword [sym.imp.MSVCRT.dll_fclose]
mov edx, dword [0x105d1a44]
push 0x105e7160
push 0x105e6d90
push edx
call fcn.105eaae0
mov eax, dword [0x105d1a44]
push ebx
push ebx
push edi
push eax
call fcn.105eab10
add esp, 0x30
test eax, eax
jne 0x105e6d0f
push edi
call dword [sym.imp.MSVCRT.dll_free]
mov ecx, dword [0x105d1a44]
push ecx
call fcn.105ea990
add esp, 8
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov edx, dword [esp + 0x24]
mov ecx, 0x10
xor eax, eax
mov edi, edx
rep stosd dword es:[edi], eax
lea ebx, [edx + 0x40]
mov ecx, 0x10
mov edi, ebx
lea ebp, [edx + 0x80]
rep stosd dword es:[edi], eax
mov ecx, 0x10
mov edi, ebp
rep stosd dword es:[edi], eax
mov ecx, 0x10
mov esi, 0x105d19c0
mov edi, edx
rep movsd dword es:[edi], dword [esi]
mov ecx, 0x10
mov esi, 0x105d1a00
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
mov ecx, 0x10
mov esi, 0x105d1a60
mov edi, ebp
rep movsd dword es:[edi], dword [esi]
mov eax, dword [0x105d1a40]
mov dword [edx + 0xc0], eax
mov ecx, dword [0x105d1a44]
push ecx
call fcn.105ea990
add esp, 4
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
Function at 0x105e8530
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0xc0
push ebx
mov ebx, dword [esp + 0xc8]
test bl, 0x80
je 0x105e86a0
push esi
mov esi, dword [esp + 0xd0]
mov eax, esi
mov ecx, esi
and eax, 0xff00
xor edx, edx
shl ecx, 0x10
or eax, ecx
mov ecx, esi
and ecx, 0xff0000
push edi
shr esi, 0x10
or ecx, esi
mov esi, ebx
and esi, 0xf
shl eax, 8
shr ecx, 8
cmp esi, 3
ja case.default.0x105e8581
jmp dword [esi*4 + 0x105e87a0]
mov edi, 0x20
mov esi, eax
shr esi, 0xd
and esi, 1
mov ebx, esi
xor esi, ecx
shl ebx, 0x1f
shr edx, 1
shl esi, 0x1f
shr eax, 1
or edx, ebx
or esi, eax
shr ecx, 1
dec edi
mov eax, esi
jne 0x105e858d
jmp case.default.0x105e8581
mov esi, 0x20
mov edi, eax
mov ebx, ecx
and edi, 0xffff0000
shl edi, 0xf
shr edx, 1
or edx, edi
mov edi, eax
and edi, 0xfffff000
shl ebx, 0xc
xor edi, ebx
mov ebx, eax
shl edi, 8
and ebx, 0xfff00000
xor edi, ebx
shl edi, 0xb
shr eax, 1
or eax, edi
shr ecx, 1
dec esi
jne 0x105e85b8
jmp case.default.0x105e8581
push ebp
mov edi, 0x20
mov esi, ecx
mov ebp, eax
and esi, 1
and ebp, 0xfff80000
mov ebx, esi
shl ebx, 0x13
xor ebx, ebp
shl ebx, 0xc
shr edx, 1
or edx, ebx
mov ebx, eax
and bl, 0
shl esi, 8
xor ebx, esi
mov esi, eax
shl ebx, 0xf
and esi, 0xff800000
xor ebx, esi
shl ebx, 8
shr eax, 1
or eax, ebx
shr ecx, 1
dec edi
jne 0x105e85fa
pop ebp
jmp case.default.0x105e8581
mov esi, 0x20
mov edi, eax
mov ebx, ecx
and edi, 0xfffff800
shl ebx, 0xb
xor edi, ebx
mov ebx, eax
shl edi, 5
and ebx, 0xffff0000
xor edi, ebx
mov ebx, ecx
shl edi, 0xf
shr edx, 1
or edx, edi
mov edi, eax
and edi, 0xffffff80
shl ebx, 7
xor edi, ebx
mov ebx, eax
shl edi, 0x12
and ebx, 0xfe000000
xor edi, ebx
shl edi, 6
shr eax, 1
or eax, edi
shr ecx, 1
dec esi
jne 0x105e8640
xor eax, eax
pop edi
mov al, dh
pop esi
mov ah, dl
and edx, 0xffff0000
or eax, edx
pop ebx
add esp, 0xc0
ret
lea edx, [esp + 4]
lea eax, [esp + 0x14]
push edx
push eax
mov byte [esp + 0xc], 0x29
mov byte [esp + 0xd], 0x56
mov byte [esp + 0xe], 0xb2
mov byte [esp + 0xf], 0x39
mov byte [esp + 0x10], 0xa0
mov byte [esp + 0x11], 0xce
mov byte [esp + 0x12], 0xeb
mov byte [esp + 0x13], 0x87
mov byte [esp + 0x14], 0x52
mov byte [esp + 0x15], 0xb4
mov byte [esp + 0x16], 0x76
mov byte [esp + 0x17], 0xfb
mov byte [esp + 0x18], 0xc
mov byte [esp + 0x19], 0x94
mov byte [esp + 0x1a], 0x37
mov byte [esp + 0x1b], 0x71
call fcn.105f0890
mov eax, dword [esp + 0xd4]
and ebx, 0xff
mov byte [esp + 0xc], al
mov ecx, eax
mov edx, eax
shr eax, 0x18
mov byte [esp + 0xf], al
mov al, bl
mov ah, al
mov ebx, eax
shl ebx, 0x10
shr ecx, 8
shr edx, 0x10
mov bx, ax
mov byte [esp + 0xd], cl
mov byte [esp + 0xe], dl
mov dword [esp + 0x10], ebx
lea ecx, [esp + 0xc]
lea edx, [esp + 0x1c]
mov dword [esp + 0x14], ebx
push ecx
push edx
mov dword [esp + 0x20], ebx
call fcn.105f0980
lea eax, [esp + 0x14]
lea ecx, [esp + 0x24]
push eax
push ecx
call fcn.105f0890
mov eax, dword [esp + 0x1f]
mov edx, dword [esp + 0x1e]
mov ecx, dword [esp + 0x1d]
and eax, 0xff
shl eax, 8
and edx, 0xff
and ecx, 0xff
or eax, edx
mov edx, dword [esp + 0x1c]
shl eax, 8
or eax, ecx
add esp, 0x18
shl eax, 8
and edx, 0xff
pop ebx
or eax, edx
add esp, 0xc0
ret