joyce8/EMBER2024-capa huggingface dataset:
Function at 0xa4bab0
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0xad9064]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x1c]
push edi
mov edi, dword [ebp + 0x10]
push 0xf0000040
push 1
push 0
push 0
push eax
mov dword [ebp - 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0xa4bb47
lea eax, [ebp - 0xc]
mov dword [ebp - 8], 0
push eax
xorps xmm0, xmm0
movups xmmword [ebp - 0x18], xmm0
push edi
mov word [ebp - 0x18], 0x208
mov dword [ebp - 0x14], 0x6601
mov dword [ebp - 0x10], 8
call fcn.00a4bbb0
lea eax, [ebp - 0xc]
push 8
push eax
call fcn.00a4fc30
add esp, 0x10
lea eax, [ebp - 0x24]
push eax
push 0
push 0
push 0x14
lea eax, [ebp - 0x18]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0xa4bb59
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.009fdb04
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp + 8]
push dword [ebp - 0x20]
mov eax, dword [ecx]
mov dword [esi], eax
mov eax, dword [ecx + 4]
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push eax
push esi
push 0
push 0
push 0
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [ebp - 4]
mov al, 1
pop edi
xor ecx, ebp
pop esi
call fcn.009fdb04
mov esp, ebp
pop ebp
ret

Function at 0xa4d380
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0xa4d3b3
push 0x2e
push edi
call fcn.00a54a90
add esp, 8
test eax, eax
je 0xa4d3b1
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret
Function at 0xa4df60
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [ebp + 0x14]
push edi
mov edi, dword [ebp + 0xc]
push 0x11
push str.WWW_Authenticate:
push esi
call fcn.00a17c70
add esp, 0xc
test eax, eax
je 0xa4df8e
mov ebx, dword [edi + 0xe0]
cmp ebx, 0x191
je 0xa4dfb0
push 0x13
push str.Proxy_authenticate:
push esi
call fcn.00a17c70
add esp, 0xc
test eax, eax
je 0xa4dff6
mov ebx, dword [edi + 0xe0]
cmp ebx, 0x197
jne 0xa4dff6
push esi
call fcn.00a1ace0
mov esi, eax
add esp, 4
test esi, esi
jne 0xa4dfc7
pop edi
lea eax, [esi + 0x1b]
pop esi
pop ebx
pop ebp
ret
cmp ebx, 0x197
push esi
sete al
movzx eax, al
push eax
push edi
call fcn.00a1c880
push esi
mov edi, eax
call dword [0xad9100]
add esp, 0x10
test edi, edi
je 0xa4e198
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
push 0xf
push str.Content_Length:
push esi
call fcn.00a17c70
add esp, 0xc
test eax, eax
je 0xa4e051
mov ecx, dword [edi + 0xe0]
lea eax, [ecx - 0xc8]
cmp eax, 0x64
jae 0xa4e031
push ecx
push str.Ignoring_Content_Length_in_CONNECT__03d_response
push edi
call fcn.00a14270
add esp, 0xc
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
mov eax, dword [ebp + 0x10]
add eax, 0x208
push eax
push 0xa
lea eax, [esi + 0xf]
push 0
push eax
call fcn.00a25b20
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push 5
push str.close
push 0xb
push str.Connection:
push esi
call fcn.00a1ac30
add esp, 0x14
test al, al
jne 0xa4e10a
push 0x12
push str.Transfer_Encoding:
push esi
call fcn.00a17c70
add esp, 0xc
test eax, eax
je 0xa4e0ef
mov ecx, dword [edi + 0xe0]
lea eax, [ecx - 0xc8]
cmp eax, 0x64
jae 0xa4e0ab
push ecx
push str.Ignoring_Transfer_Encoding_in_CONNECT__03d_response
push edi
call fcn.00a14270
add esp, 0xc
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push 7
push str.chunked
push 0x12
push str.Transfer_Encoding:
push esi
call fcn.00a1ac30
add esp, 0x14
test al, al
je 0xa4e198
push str.CONNECT_responded_chunked
push edi
call fcn.00a14270
mov eax, dword [ebp + 0x10]
push edi
mov byte [eax + 0x214], 1
call fcn.00a450a0
add esp, 0xc
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push 5
push str.close
push 0x11
push str.Proxy_Connection:
push esi
call fcn.00a1ac30
add esp, 0x14
test al, al
je 0xa4e11b
mov eax, dword [ebp + 0x10]
pop edi
pop esi
pop ebx
mov byte [eax + 0x215], 1
xor eax, eax
pop ebp
ret
push 7
push str.HTTP_1.
push esi
call fcn.00a625f0
add esp, 0xc
test eax, eax
jne 0xa4e198
mov al, byte [esi + 7]
cmp al, 0x30
je 0xa4e13a
cmp al, 0x31
jne 0xa4e198
cmp byte [esi + 8], 0x20
jne 0xa4e198
mov al, byte [esi + 9]
cmp al, 0x30
jl 0xa4e198
cmp al, 0x39
jg 0xa4e198
mov dl, byte [esi + 0xa]
cmp dl, 0x30
jl 0xa4e198
cmp dl, 0x39
jg 0xa4e198
mov bl, byte [esi + 0xb]
cmp bl, 0x30
jl 0xa4e198
cmp bl, 0x39
jg 0xa4e198
mov cl, byte [esi + 0xc]
cmp cl, 0x30
jl 0xa4e172
cmp cl, 0x39
jle 0xa4e198
movsx eax, al
lea ecx, [eax + eax*4]
movsx eax, dl
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, bl
lea eax, [eax + ecx*2]
add eax, 0xffffeb30
mov dword [edi + 0xe0], eax
mov dword [edi + 0xd6c], eax
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0xa4f890
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0xad90fc]
mov edi, eax
add esp, 4
test edi, edi
jne 0xa4f8bd
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0xa4f904
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], ebx
jmp 0xa4f90a
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0xa4f96b
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0xa4f930
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0xa4f997
mov eax, dword [esi + 4]
push 1
push 0xabf219
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0xabf21a
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0xa4f970
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0xa4f9f0
Capabilities:
Create new key via cryptacquirecontext
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 0x18
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0xa4fa22
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x800c
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
xor eax, eax
pop esi
pop ebp
ret

Function at 0xa4fcc0
Capabilities:
Hash data using md4
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0xf0000040
push 1
push 0
push 0
lea edi, [esi + 4]
mov dword [esi], 0
push esi
mov dword [edi], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0xa4fcff
push edi
push 0
push 0
push 0x8002
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
pop edi
pop esi
pop ebp
ret
Function at 0xa630ec
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.009fe300
mov eax, dword [0xad9064]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.00a698a1
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0xa6312e
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0xa6328a
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.009fe9c0
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0xadf578]
push dword [edi + eax + 0x24]
push dword [edi + eax + 0x20]
push ebx
call fcn.00a67419
mov ecx, dword [esi*4 + 0xadf578]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [edi + ecx + 0x20]
jne 0xa63283
cmp eax, dword [edi + ecx + 0x24]
jne 0xa63283
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [edi + ecx + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0xa63283
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00a67419
add esp, 0x14
test edx, edx
jl 0xa63283
jg 0xa631f9
test eax, eax
jb 0xa63283
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0xa63283
jl 0xa63213
cmp dword [ebp - 0x1008], eax
ja 0xa63283
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0xa63231
test ebx, ebx
je 0xa6326a
cmp ecx, edi
jae 0xa6326a
mov al, byte [ecx]
cmp al, 0xd
jne 0xa6324b
lea eax, [edi - 1]
cmp ecx, eax
jae 0xa63257
cmp byte [ecx + 1], 0xa
jne 0xa63257
inc ecx
jmp 0xa63257
movzx eax, al
movsx eax, byte [eax + 0xad9d88]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0xa63231
cmp edx, ebx
jne 0xa63231
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0xa63288
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.009fdb04
leave
ret
Function at 0xa6696f
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0xad9064]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0xac1838
push esi
call fcn.00a6348d
pop ecx
pop ecx
test eax, eax
jne 0xa6699d
xor al, al
jmp 0xa66a1a
push ebx
lea eax, [ebp - 0x210]
xor ebx, ebx
push eax
push 0x104
lea eax, [ebp - 0x20c]
mov dword [ebp - 0x210], ebx
push esi
push eax
call fcn.00a666a6
mov edx, eax
add esp, 0x10
test edx, edx
jne 0xa669d7
push dword [ebp - 0x210]
call fcn.00a55117
xor al, al
jmp 0xa66a18
mov ecx, edx
push edi
lea edi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0xa669dd
sub ecx, edi
sar ecx, 1
pop edi
cmp ecx, 3
je 0xa669fd
push edx
call fcn.00a668a5
pop ecx
test al, al
je 0xa669c8
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 1
jbe 0xa66a0b
mov bl, 1
push dword [ebp - 0x210]
call fcn.00a55117
mov al, bl
pop ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.009fdb04
leave
ret

Function at 0xa6803d
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push str.FlsAlloc
push 0xac232c
push str.FlsAlloc
push 0x1e
call fcn.00a67e6a
mov esi, eax
add esp, 0x10
test esi, esi
je 0xa68071
push dword [ebp + 8]
mov ecx, esi
call dword [0xa944d0]
call esi
jmp 0xa68077
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0xa680bb
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push str.FlsGetValue
push 0xac2350
push str.FlsGetValue
push 0x20
call fcn.00a67e6a
mov esi, eax
add esp, 0x10
test esi, esi
je 0xa680f2
push dword [ebp + 8]
mov ecx, esi
call dword [0xa944d0]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0xa6ad6b
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0xa6ae08
push ebx
push esi
call fcn.00a6ad34
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.00a6ac7d
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0xa6adb5
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0xa6ae07
push edi
push eax
call fcn.00a5d497
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0xa6add5
call fcn.00a5d436
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0xa6ae06
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00a6ac7d
add esp, 0x20
test eax, eax
jne 0xa6adf4
push edi
call fcn.00a5d436
jmp 0xa6adfc
push ebx
call fcn.00a5d436
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret

Function at 0xa6ae0b
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0xa6ae1c
pop esi
ret
push ebx
push edi
push esi
call fcn.00a6ad34
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.00a5d497
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0xa6ae44
push ebx
push esi
push edi
call fcn.00a507c0
add esp, 0xc
push 0
call fcn.00a5d436
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0xa6b208
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00a6ae59
Function at 0xa70e00
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0xadf578]
mov dword [ebp - 0x10], ecx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0xa70e40
cmp byte [ebx], 0xa
jne 0xa70e40
or byte [eax + edi + 0x28], 4
jmp 0xa70e45
and byte [eax + edi + 0x28], 0xfb
add ecx, ebx
mov edx, ebx
mov dword [ebp - 0xc], ecx
mov esi, ebx
cmp ebx, ecx
jae 0xa70f43
mov al, byte [edx]
cmp al, 0x1a
je 0xa70f25
lea ecx, [edx + 1]
mov dword [ebp - 8], ecx
mov ecx, dword [ebp - 0xc]
cmp al, 0xd
je 0xa70e74
mov edx, dword [ebp - 8]
mov byte [esi], al
jmp 0xa70e99
mov eax, dword [ebp - 8]
cmp eax, ecx
jae 0xa70ea3
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add edx, eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov ecx, dword [ebp - 0xc]
inc esi
cmp edx, ecx
jb 0xa70e56
jmp 0xa70f43
push 0
lea eax, [ebp - 0xc]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0xa70f20
cmp dword [ebp - 0xc], 0
je 0xa70f20
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx*4 + 0xadf578]
test byte [eax + edi + 0x28], 0x48
je 0xa70efa
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0xa70ee5
mov byte [esi], dl
jmp 0xa70ef6
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0xadf578]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0xa70f43
cmp byte [ebp - 1], 0xa
jne 0xa70f09
cmp esi, ebx
jne 0xa70f09
mov byte [esi], 0xa
jmp 0xa70f42
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.00a67437
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0xa70f43
mov byte [esi], 0xd
jmp 0xa70f42
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx*4 + 0xadf578]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0xa70f3f
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0xa70f43
mov byte [esi], 0x1a
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0xa70f4c
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, eax
and eax, 0x3f
sar ebx, 6
push edi
imul edi, eax, 0x38
push 0xa
mov eax, dword [ebx*4 + 0xadf578]
pop edx
mov dword [ebp - 0x14], edx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0xa70f8f
cmp word [esi], dx
jne 0xa70f8f
or byte [edi + eax + 0x28], 4
jmp 0xa70f94
and byte [edi + eax + 0x28], 0xfb
lea edx, [esi + ecx*2]
mov eax, esi
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
cmp eax, edx
jae 0xa710cd
mov dword [ebp - 0xc], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x10], edx
push 0x1a
pop edx
cmp cx, dx
mov edx, dword [ebp - 8]
je 0xa710ad
add eax, 2
cmp cx, word [ebp - 0xc]
je 0xa70fd6
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0xa7100c
cmp eax, edx
jae 0xa71018
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x14]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 8]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
add esi, 2
cmp eax, edx
jb 0xa70fae
jmp 0xa710cd
push 0
lea eax, [ebp - 0x14]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0xa710a9
cmp dword [ebp - 0x14], 0
je 0xa710a9
mov eax, dword [ebx*4 + 0xadf578]
push 0xa
test byte [edi + eax + 0x28], 0x48
je 0xa71081
mov cx, word [ebp - 4]
pop eax
cmp cx, ax
je 0xa710c7
push 0xd
pop eax
mov word [esi], ax
mov eax, dword [ebx*4 + 0xadf578]
push 0xa
mov byte [edi + eax + 0x2a], cl
mov eax, dword [ebx*4 + 0xadf578]
shr cx, 8
mov byte [edi + eax + 0x2b], cl
mov eax, dword [ebx*4 + 0xadf578]
pop ecx
mov byte [edi + eax + 0x2c], cl
jmp 0xa710ca
pop ebx
cmp word [ebp - 4], bx
jne 0xa71092
cmp esi, dword [ebp + 0xc]
jne 0xa71092
mov word [esi], bx
jmp 0xa710ca
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.00a67437
add esp, 0x10
cmp word [ebp - 4], bx
je 0xa710cd
push 0xd
jmp 0xa710c6
mov ecx, dword [ebx*4 + 0xadf578]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0xa710c4
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0xa710cd
push 0x1a
pop eax
mov word [esi], ax
add esi, 2
sub esi, dword [ebp + 0xc]
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0xa718ee
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00a7175f
Function at 0xa7296a
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00a728e6
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0xa72ae2
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0xa72ae2
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0xa72a91
jg 0xa729c3
test eax, eax
je 0xa72a87
push 1
push 0x1000
call fcn.00a5c70f
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0xa729e9
mov eax, dword [ebp + 0x14]
push 0xc
pop edi
mov byte [eax + 0x1c], 1
mov dword [eax + 0x18], edi
jmp 0xa72a7e
push 0x8000
push ebx
call fcn.00a5adce
mov edi, dword [ebp + 0x14]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0xa72a15
jg 0xa72a10
cmp ecx, 0x1000
jb 0xa72a15
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.00a721e6
add esp, 0x10
cmp eax, 0xffffffff
je 0xa72a5a
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0xa72a10
jl 0xa72a41
test ecx, ecx
jne 0xa72a02
push dword [ebp - 0xc]
push ebx
call fcn.00a5adce
push esi
call fcn.00a5d436
add esp, 0xc
xor edi, edi
jmp 0xa72af3
cmp byte [edi + 0x24], 0
je 0xa72a71
cmp dword [edi + 0x20], 5
jne 0xa72a71
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0xa72a7c
mov edi, dword [edi + 0x18]
jmp 0xa72a7e
xor edi, edi
push esi
call fcn.00a5d436
pop ecx
jmp 0xa72af3
test ecx, ecx
jg 0xa72a53
jl 0xa72a91
test eax, eax
jae 0xa72a53
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00a67437
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0xa72ab4
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0xa72a53
jmp 0xa72aeb
push ebx
call fcn.00a6bc92
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0xa72a53
mov esi, dword [ebp + 0x14]
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [esi + 0x24], 1
mov dword [esi + 0x20], eax
pop edi
mov byte [esi + 0x1c], 1
mov dword [esi + 0x18], edi
jmp 0xa72af3
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0xa72af0
mov edi, dword [edi + 0x18]
jmp 0xa72af3
push 0x16
pop edi
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.00a67437
add esp, 0x10
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret

Function at 0xa78920
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret
Function at 0x4067c1
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
xor ebx, ebx
cmp dword [ebp + 8], ebx
je 0x4067e6
mov eax, dword [0x40a914]
cmp eax, 0xffffffff
je 0x4067dd
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
or dword [0x40a914], 0xffffffff
jmp 0x406859
cmp dword [0x442aa0], ebx
je 0x406859
cmp byte [0x4426a0], bl
je 0x406825
cmp dword [0x40a914], 0xffffffff
jne 0x40682e
push 4
push 0x40000000
push 0x4426a0
call fcn.00406183
cmp eax, 0xffffffff
mov dword [0x40a914], eax
je 0x406859
push 2
push ebx
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp dword [0x40a914], 0xffffffff
je 0x406859
push esi
mov esi, 0x446ae0
push 0x40aae8
push esi
call fcn.004064d7
lea eax, [ebp + 8]
push ebx
push eax
push esi
call fcn.004064ca
push eax
push esi
push dword [0x40a914]
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
pop ebx
pop ebp
ret 4

Function at 0x406a01
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push esi
xor esi, esi
cmp dword [0x44228c], esi
push edi
jne 0x406a3b
mov ecx, 0x442288
push 8
mov eax, esi
pop edi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec edi
jne 0x406a17
mov dword [ecx], eax
add ecx, 4
inc esi
cmp ecx, 0x442688
jl 0x406a12
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0xc]
mov edx, ecx
dec ecx
test edx, edx
not eax
jbe 0x406a70
lea edx, [ecx + 1]
mov ecx, dword [esp + 0x10]
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x442288]
xor eax, esi
inc ecx
dec edx
jne 0x406a53
pop edi
pop esi
not eax
ret 0xc

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