joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4636d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x4b2080]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push ebp
mov ebp, dword [esp + 0x98]
xor ebx, ebx
push esi
push edi
mov eax, dword [ebp + 0x18]
mov edi, dword [eax + 0x3f0]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x1c]
push eax
mov eax, dword [edi + 0x13c]
push ebx
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
mov dword [edi + 0x134], eax
cmp dword [edi + 0x130], ebx
jne 0x463756
push dword [esp + 0x10]
lea eax, [esp + 0x1c]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.00411c00
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x463791
push str.Received_too_short_packet
push ebp
call fcn.0043d360
add esp, 8
mov dword [edi + 0xc], 7
mov eax, ebx
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0041018f
add esp, 0x8c
ret
mov edx, dword [edi + 0x148]
movzx eax, byte [edx]
movzx ecx, byte [edx + 1]
shl eax, 8
or ecx, eax
mov dword [edi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x4637b0.1
jmp dword [ecx*4 + 0x46389c]
cmp esi, 4
jle case.0x4637b0.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x144]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x4637b0.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebp
call fcn.0043a9f0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je case.0x4637b0.4
push 5
push edi
call fcn.004641b0
add esp, 8
jmp 0x463776
movzx ecx, byte [edx + 2]
lea eax, [edx + 4]
mov dword [esp + 0x14], eax
add esi, 0xfffffffc
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
lea eax, [edx + 4]
push esi
push eax
mov dword [edi + 8], ecx
call fcn.00464220
add esp, 8
cmp eax, esi
jae case.0x4637b0.4
push dword [esp + 0x14]
push str.TFTP_error:__s
push ebp
call fcn.0043d430
jmp 0x463871
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.00463480
mov ebx, eax
add esp, 0xc
test ebx, ebx
je case.0x4637b0.4
jmp 0x463776
push str.Internal_error:_Unexpected_packet
push 0x49d4f8
push ebp
call fcn.0043d360
add esp, 0xc
push ebp
call fcn.004530e0
add esp, 4
test eax, eax
je 0x463776
push 5
push edi
call fcn.004641b0
add esp, 8
mov eax, 0x2a
jmp 0x463778
Function at 0x469f20
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x8c
mov eax, dword [0x4b2080]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
mov ebx, dword [edi + 0x18]
mov esi, dword [ebx + 0x1a4]
push esi
mov dword [esp + 0x18], 0xffffffff
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x469f8b
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [esp + 0xc], eax
jmp 0x469f8f
mov eax, dword [esp + 0xc]
cmp eax, 0xffffffff
jne 0x469fbf
push str.Error_accept__ing_server_connect
push edi
call fcn.0043d360
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.0041018f
add esp, 0x8c
ret
push str.Connection_accepted_from_server
push edi
call fcn.0043d430
mov byte [ebx + 0x24d], 0
push 1
push dword [esp + 0x18]
call fcn.004812a0
lea eax, [esp + 0x1c]
push eax
push 1
push ebx
push edi
call fcn.004596a0
add esp, 0x20
test eax, eax
jne 0x46a059
cmp dword [edi + 0x19c], eax
je 0x46a057
push 1
push edi
call fcn.004490c0
mov eax, dword [edi + 0x19c]
push 1
push dword [esp + 0x18]
push dword [edi + 0x1a0]
call eax
push 0
push edi
mov esi, eax
call fcn.004490c0
add esp, 0x1c
test esi, esi
je 0x46a057
push 1
push edi
call fcn.0044f850
push 1
push ebx
push edi
call fcn.0044f650
add esp, 0x14
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.0041018f
add esp, 0x8c
ret
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0041018f
add esp, 0x8c
ret
Function at 0x46c240
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0x18]
cmp eax, 0x64
jb 0x46c270
push str.Couldnt_set_desired_mode
push esi
call fcn.0043d360
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x46c287
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.0043d430
add esp, 0xc
mov al, byte [esp + 0x18]
push ebp
cmp al, 0x13
jne 0x46c2a1
push ebx
push esi
call fcn.0046bf50
add esp, 8
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp al, 0x14
jne 0x46c3ad
mov edi, dword [esi + 0x18]
xor ebx, ebx
cmp byte [esi + 0x4b8], 2
mov dword [esp + 0x18], edi
jne 0x46c31e
mov eax, dword [esi + 0x124]
mov eax, dword [eax]
test eax, eax
je 0x46c31e
push 3
push ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x1c], ebx
push ecx
push ebx
push eax
call fcn.00439b30
mov edi, eax
add esp, 0x14
test edi, edi
jne 0x46c3d8
push 0x2f
push dword [esp + 0x18]
call fcn.0048b320
add esp, 8
test eax, eax
je 0x46c30d
mov ebx, dword [esp + 0x14]
mov ecx, 1
sub eax, ebx
cmovne ecx, eax
mov byte [ecx + ebx], 0
jmp 0x46c31a
push dword [esp + 0x14]
call dword [0x4b2b9c]
add esp, 4
mov edi, dword [esp + 0x18]
mov ecx, dword [esi + 0x4ec]
test ecx, ecx
jne 0x46c33c
cmp byte [esi + 0xd26], 0
mov ecx, str.NLST
mov eax, str.LIST
cmove ecx, eax
mov edx, 0x4acb3c
test ebx, ebx
mov eax, edx
cmovne eax, ebx
push eax
mov eax, 0x494590
cmove eax, edx
push eax
push ecx
push 0x49cde0
call fcn.0043b990
push ebx
mov ebp, eax
call dword [0x4b2b9c]
add esp, 0x14
test ebp, ebp
jne 0x46c379
mov edi, 0x1b
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
push ebp
push 0x49d4f8
lea eax, [edi + 0x3f0]
push eax
push esi
call fcn.00485620
push ebp
mov edi, eax
call dword [0x4b2b9c]
add esp, 0x14
test edi, edi
jne 0x46c3d8
mov eax, dword [esi + 0x18]
pop ebp
mov byte [eax + 0x49e], 0x1f
mov eax, edi
pop edi
pop esi
pop ebx
ret
cmp al, 0x15
jne 0x46c3c5
push 0xd
push 1
push esi
call fcn.0046bab0
add esp, 0xc
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp al, 0x16
jne 0x46c3d8
push 0xe
push 1
push esi
call fcn.0046bab0
add esp, 0xc
mov edi, eax
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
Function at 0x478220
Capabilities:
Convert ip address from string

Disassembly:
sub esp, 0x4c
mov eax, dword [0x4b2080]
xor eax, esp
mov dword [esp + 0x48], eax
mov eax, dword [esp + 0x50]
push ebx
push ebp
mov ebp, dword [esp + 0x5c]
push esi
push edi
mov edi, dword [esp + 0x68]
mov dword [esp + 0x10], eax
cmp edi, 4
jb 0x47839c
inc ebp
sub edi, 2
push str.0123456789abcdefABCDEF:.
push ebp
call fcn.0048c2b0
add esp, 8
cmp edi, eax
je 0x47831e
mov edi, eax
add eax, ebp
mov dword [esp + 0x14], eax
cmp byte [eax], 0x25
jne 0x47839c
push 2
lea esi, [eax + 1]
xor ebx, ebx
push 0x4a6a8c
push esi
call fcn.00423e90
add esp, 0xc
test eax, eax
jne 0x47829f
mov cl, byte [esi + 2]
lea eax, [esi + 2]
test cl, cl
je 0x47829f
cmp cl, 0x5d
cmovne esi, eax
mov al, byte [esi]
test al, al
je 0x47839c
lea ecx, [esp + 0x18]
sub ecx, esi
nop
cmp al, 0x5d
je 0x4782c5
cmp ebx, 0xf
jge 0x4782c5
mov byte [ecx + esi], al
inc ebx
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x4782b0
test ebx, ebx
je 0x47839c
cmp byte [esi], 0x5d
jne 0x47839c
cmp ebx, 0x10
jae 0x4783b4
lea eax, [esp + 0x18]
mov byte [esp + ebx + 0x18], 0
push eax
call dword [0x4b2ba4]
mov ecx, dword [esp + 0x14]
add esp, 4
mov dword [ecx + 0x14], eax
test eax, eax
jne 0x478315
pop edi
pop esi
pop ebp
mov eax, 7
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.0041018f
add esp, 0x4c
ret
mov eax, dword [esp + 0x14]
mov word [eax], 0x5d
lea eax, [esp + 0x18]
mov byte [edi + ebp], 0
push eax
push ebp
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x47839c
push 0x2e
lea eax, [esp + 0x2c]
push eax
lea eax, [esp + 0x20]
push eax
push 0x17
call sub.WS2_32.dll_inet_ntop
test eax, eax
je 0x478383
lea edx, [esp + 0x28]
lea ecx, [edx + 1]
mov al, byte [edx]
inc edx
test al, al
jne 0x478353
sub edx, ecx
cmp edx, edi
jae 0x478383
lea ecx, [esp + 0x28]
mov esi, ebp
mov eax, ecx
sub esi, eax
nop word [eax + eax]
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x478370
mov byte [edx + ebp + 1], al
mov edi, edx
mov byte [edi + ebp], 0x5d
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.0041018f
add esp, 0x4c
ret
mov ecx, dword [esp + 0x58]
mov eax, 0x16
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0041018f
add esp, 0x4c
ret
call fcn.0041101b
int3
Function at 0x479210
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x20]
push edi
xor edi, edi
mov dword [esp + 0xc], edi
mov dword [eax], edi
lea eax, [esp + 0x10]
push eax
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 4], eax
test eax, eax
jne 0x47939f
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x47938a
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x47926c
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x479260
sub eax, edx
inc eax
jmp 0x47926e
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x47927f
lea ebp, [ecx + 0xe]
jmp 0x47928b
cmp ecx, 0x17
jne 0x47932c
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x47932c
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x47932c
cmp ecx, ebp
jb 0x47932c
add eax, 0x20
add eax, ebp
push eax
call dword [0x4b2b98]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x47937b
mov ecx, dword [esi]
mov dword [ebx], ecx
mov ecx, dword [esi + 4]
mov dword [ebx + 4], ecx
mov ecx, dword [esi + 8]
mov dword [ebx + 8], ecx
mov eax, dword [esi + 0xc]
mov dword [ebx + 0xc], eax
lea eax, [ebx + 0x20]
push ebp
mov dword [ebx + 0x10], ebp
mov dword [ebx + 0x14], 0
mov dword [ebx + 0x1c], 0
mov dword [ebx + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.00411c00
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x479318
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.00411c00
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x479328
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x479252
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x47934c
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x479386
test edi, edi
je 0x47936b
mov esi, dword [edi + 0x1c]
push edi
call dword [0x4b2b9c]
add esp, 4
mov edi, esi
test esi, esi
jne 0x479354
mov esi, dword [esp + 8]
mov eax, dword [esp + 0x28]
xor edi, edi
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret
mov esi, 8
mov dword [esp + 0x10], esi
jmp 0x47933b
test edi, edi
jne 0x479396
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret
Function at 0x47ee10
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call fcn.00415783
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x47ee36
cmp ecx, 0xffffffff
cmovne eax, ecx
ret
Function at 0x481b80
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x120
mov eax, dword [0x4b2080]
xor eax, esp
mov dword [esp + 0x11c], eax
mov eax, dword [esp + 0x124]
push ebx
push ebp
mov ebp, dword [esp + 0x134]
xor ebx, ebx
push esi
push edi
mov edi, dword [esp + 0x138]
xor esi, esi
push edi
mov dword [esp + 0x20], eax
mov dword [esp + 0x18], edi
call fcn.0043b300
add esp, 4
mov dword [esp + 0x20], eax
test eax, eax
jne 0x481bff
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0045e500
push eax
push edi
push str.schannel:_invalid_path_name_for_CA_file__s:__s
push ebp
call fcn.0043d360
push esi
call dword [0x4b2b9c]
add esp, 0x20
lea eax, [ebx + 0x4d]
jmp 0x481d5f
push 0
push 0x80
push 3
push 0
push 1
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [esp + 0x18], eax
cmp eax, 0xffffffff
jne 0x481c59
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0045e500
push eax
push edi
push str.schannel:_failed_to_open_CA_file__s:__s
push ebp
call fcn.0043d360
push 0
mov esi, 0x4d
call dword [0x4b2b9c]
add esp, 0x20
jmp 0x481d51
lea ecx, [esp + 0x24]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x481c99
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0045e500
push eax
push edi
push str.schannel:_failed_to_determine_size_of_CA_file__s:__s
push ebp
call fcn.0043d360
add esp, 0x1c
mov esi, 0x4d
jmp 0x481d3d
mov edi, dword [esp + 0x24]
cmp dword [esp + 0x28], ebx
jl 0x481cc7
jg 0x481cad
cmp edi, 0x100000
jbe 0x481cc7
push 0x100000
push str.schannel:_CA_file_exceeds_max_size_of__u_bytes
push ebp
call fcn.0043d360
add esp, 0xc
mov esi, 0x4d
jmp 0x481d3d
lea eax, [edi + 1]
push eax
call dword [0x4b2b98]
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x481cdf
lea esi, [eax + 0x1b]
jmp 0x481d3d
test edi, edi
je 0x481d24
nop dword [eax]
nop word [eax + eax]
push 0
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0
push eax
mov eax, edi
sub eax, esi
push eax
lea eax, [esi + ebx]
push eax
push dword [esp + 0x28]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x481d7c
mov eax, dword [esp + 0x10]
test eax, eax
je 0x481d78
add esi, eax
cmp esi, edi
jb 0x481cf0
push ebp
push dword [esp + 0x18]
mov byte [edi + ebx], 0
push edi
push ebx
push dword [esp + 0x2c]
call fcn.00481980
add esp, 0x14
mov esi, eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call dword [0x4b2b9c]
add esp, 4
push dword [esp + 0x20]
call fcn.0041609a
add esp, 4
mov eax, esi
mov ecx, dword [esp + 0x12c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0041018f
add esp, 0x120
ret
mov edi, esi
jmp 0x481d24
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0045e500
push eax
push dword [esp + 0x24]
push str.schannel:_failed_to_read_from_CA_file__s:__s
push ebp
call fcn.0043d360
add esp, 0x1c
mov esi, 0x4d
jmp 0x481d3d
Function at 0x48a9f0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x4b2b98]
mov esi, eax
add esp, 4
test esi, esi
jne 0x48aa1b
pop esi
pop ebp
add esp, 0xc
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x24]
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x48aa6a
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [edi]
push ebx
push dword [esp + 0x2c]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x28], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov ebx, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x28], ebx
jmp 0x48aa72
mov eax, dword [esp + 0x24]
mov dword [esp + 0x14], eax
push dword [esi + 4]
mov eax, dword [ebp]
call eax
push dword [esi + 8]
mov eax, dword [ebp]
call eax
mov eax, dword [esp + 0x30]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x48aae6
mov ebp, dword [esp + 0x14]
mov ebx, eax
mov dword [esp + 0x18], eax
nop dword [eax]
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x13], al
lea eax, [esp + 0x13]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x1f], al
lea eax, [esp + 0x1f]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub ebx, 1
jne 0x48aaa0
mov ebp, dword [esp + 0x20]
mov ebx, dword [esp + 0x18]
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jae 0x48ab15
nop dword [eax + eax]
mov eax, dword [edi]
push 1
push 0x4a90f6
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x4a90f7
push dword [esi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [ebp + 0x10]
jb 0x48aaf0
pop edi
pop ebx
mov eax, esi
pop esi
pop ebp
add esp, 0xc
ret
Function at 0x48ab20
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
sub esp, 0xc
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
push dword [esp + 0x24]
call fcn.0043d010
mov edx, dword [ebp + 0xc]
mov ebx, eax
mov ecx, dword [ebp + 0x14]
mov dword [esp + 0x14], ebx
lea ecx, [ecx + edx*2]
add ecx, 0xc
push ecx
call dword [0x4b2b98]
mov esi, eax
add esp, 8
test esi, esi
je 0x48aca2
lea ecx, [esi + 0xc]
mov dword [esi], ebp
mov dword [esi + 4], ecx
mov eax, dword [ebp + 0xc]
add eax, ecx
mov dword [esi + 8], eax
push edi
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jbe 0x48aba2
mov eax, dword [ebp]
push ecx
call eax
mov eax, dword [esp + 0x28]
push ebx
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebp + 0xc]
push dword [esi + 4]
mov dword [esp + 0x38], eax
push eax
mov eax, dword [ebp + 8]
call eax
mov eax, dword [ebp + 0x14]
add esp, 0x18
mov dword [esp + 0x14], eax
push dword [esi + 4]
mov eax, dword [ebp]
call eax
push dword [esi + 8]
mov eax, dword [ebp]
call eax
mov eax, dword [esp + 0x1c]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x48ac16
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [esp + 0x18], eax
nop dword [eax]
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x13], al
lea eax, [esp + 0x13]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x1f], al
lea eax, [esp + 0x1f]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub ebx, 1
jne 0x48abd0
mov ebp, dword [esp + 0x20]
mov ebx, dword [esp + 0x18]
lea edi, [ebp + 4]
cmp ebx, dword [ebp + 0x10]
jae 0x48ac45
nop dword [eax + eax]
mov eax, dword [edi]
push 1
push 0x4a90f6
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x4a90f7
push dword [esi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [ebp + 0x10]
jb 0x48ac20
push dword [esp + 0x30]
call fcn.0043d010
mov ecx, dword [esi]
push eax
push dword [esp + 0x34]
push dword [esi + 4]
mov eax, dword [ecx + 4]
call eax
mov edi, dword [esp + 0x44]
add esp, 0x10
mov ebx, dword [esi]
test edi, edi
jne 0x48ac70
mov edi, dword [ebx + 0xc]
add edi, dword [esi + 8]
push dword [esi + 4]
mov eax, dword [ebx + 8]
push edi
call eax
push dword [ebx + 0x14]
mov eax, dword [ebx + 4]
push edi
push dword [esi + 8]
call eax
push dword [esi + 8]
mov eax, dword [ebx + 8]
push edi
call eax
push esi
call dword [0x4b2b9c]
add esp, 0x20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0xc
ret
Function at 0x48ad70
Capabilities:
Create new key via cryptacquirecontext
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
lea eax, [esp + 4]
push 0xf0000040
push 0x18
push 0
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x48ad96
mov eax, 0x1b
add esp, 0xc
ret
lea eax, [esp + 8]
push eax
push 0
push 0
push 0x800c
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x48adce
push eax
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esp + 4], 0
mov eax, 2
add esp, 0xc
ret
push dword [esp + 0x18]
call fcn.0043d010
add esp, 4
push 0
push eax
push dword [esp + 0x1c]
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 4]
mov dword [esp + 4], 0
push eax
push 0
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
cmp dword [esp], 0x20
jne 0x48ae25
push 0
lea eax, [esp + 4]
push eax
push dword [esp + 0x18]
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
mov eax, dword [esp + 8]
test eax, eax
je 0x48ae34
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov ecx, dword [esp + 4]
test ecx, ecx
je 0x48ae45
push 0
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
add esp, 0xc
ret

Function at 0x48ae50
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push esi
push edi
mov edi, dword [esp + 0x14]
xor esi, esi
test edi, edi
je 0x48ae9b
mov cl, byte [ebx + esi]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [ebx + esi], cl
inc esi
cmp esi, edi
jb 0x48ae61
pop edi
pop esi
pop ebx
ret

Function at 0x48b0b0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x48b0dd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x48b0dd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x48c1e2
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x4b2080]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0x4a9160
push esi
call fcn.0042d95a
pop ecx
pop ecx
test eax, eax
jne 0x48c210
xor al, al
jmp 0x48c28d
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.0048bf17
mov edx, eax
add esp, 0x10
test edx, edx
jne 0x48c24a
push dword [ebp - 0x210]
call fcn.0041609a
xor al, al
jmp 0x48c28b
mov ecx, edx
push edi
lea edi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x48c250
sub ecx, edi
sar ecx, 1
pop edi
cmp ecx, 3
je 0x48c270
push edx
call fcn.0048c119
pop ecx
test al, al
je 0x48c23b
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 1
jbe 0x48c27e
mov bl, 1
push dword [ebp - 0x210]
call fcn.0041609a
mov al, bl
pop ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0041018f
leave
ret

Function at 0x48ea78
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x4b2080]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
cmp eax, 0x1a
jbe 0x48eabb
call fcn.00416cf7
mov dword [eax], 0xf
call fcn.00416d0a
mov dword [eax], 0xd
call fcn.00416aed
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041018f
leave
ret
test eax, eax
jne 0x48eac2
inc eax
jmp 0x48eaaf
add eax, 0x40
push 0x3a
mov word [ebp - 0xc], ax
pop eax
mov word [ebp - 0xa], ax
push 0x5c
pop eax
mov word [ebp - 8], ax
xor eax, eax
mov word [ebp - 6], ax
lea eax, [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
mov ecx, eax
test ecx, ecx
je 0x48eaad
xor eax, eax
cmp ecx, 1
setne al
jmp 0x48eaaf
Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x407ef8
nop
mov ecx, 0x69403994
nop
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x42e04e
nop
xor dword [eax], ecx
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x42e024
nop
nop
nop
mov eax, section..data
nop
mov ebx, 0x42cd70
nop
nop
mov ecx, 0x38255ca6
nop
nop
test eax, eax
nop
nop
nop
je 0x42e084
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
add eax, 4
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x42e06c
popal
nop
nop
nop
nop
nop
jmp 0x401219

Function at 0x408951
Capabilities:
Encode data using xor

Disassembly:
mov ecx, 0x4085d8
dec edx
call fcn.00408971
or eax, eax
and edx, edx
xor dword [edi], ecx
inc edi
and eax, edx
and edx, eax
cmp edi, ebx
jne fcn.00408951
sub edx, eax
ret