joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4185f0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x18
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
xor eax, eax
push edi
mov edi, dword [esp + 0x28]
push 4
cmp byte [esi + 0x648], al
setne al
mov dword [esp + 0xc], eax
lea eax, [esp + 0xc]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x418650
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004167d0
add esp, 0xc
pop edi
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.00444f5f
add esp, 0x18
ret
push dword [esi + 0x64c]
mov dword [esp + 0x14], 1
call fcn.004188b0
push dword [esi + 0x650]
imul eax, eax, 0x3e8
mov dword [esp + 0x10], eax
mov dword [esp + 0x1c], eax
call fcn.004188b0
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [esp + 0x10], eax
mov dword [esp + 0x20], eax
lea eax, [esp + 0x14]
push eax
push 0
push 0
push 0xc
lea eax, [esp + 0x28]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x4186c7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.004167d0
add esp, 0x10
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
xor ecx, esp
call fcn.00444f5f
add esp, 0x18
ret
Function at 0x426170
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push ebx
xor ebx, ebx
mov dword [esp + 4], ebx
mov dword [eax], ebx
lea eax, [esp + 8]
push eax
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
test eax, eax
jne 0x426302
push ebp
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x4262ec
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4261bf
lea ebp, [eax + 0xe]
jmp 0x4261cb
cmp eax, 0x17
jne 0x426279
lea ebp, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x426279
mov eax, dword [edi + 0x10]
test eax, eax
je 0x426279
cmp eax, ebp
jb 0x426279
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
je 0x4262e1
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push ebp
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], ebp
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [section..data]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4262d0
push ebp
push dword [edi + 0x18]
push eax
call fcn.00447a00
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x426265
push eax
call dword [0x47d00c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4262b6
mov eax, dword [esp + 0x10]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x426275
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4261b2
mov ebp, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x426298
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebp, ebp
je 0x4262e8
push ebx
call fcn.00426130
mov eax, dword [esp + 0x2c]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, ebp
pop edi
pop ebp
pop ebx
add esp, 0xc
ret
push dword [esi + 0x18]
mov ebp, 8
call dword [0x47d004]
push esi
call dword [0x47d004]
add esp, 8
jmp 0x426288
push esi
mov ebp, 8
call dword [0x47d004]
add esp, 4
jmp 0x426288
mov ebp, 8
jmp 0x426288
test ebx, ebx
jne 0x4262f8
mov ebp, 0x2af9
push ebp
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], ebx
mov eax, ebp
pop ebp
pop ebx
add esp, 0xc
ret
Function at 0x4278a0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x468618
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x4278ba
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x468634
push esi
call fcn.00452470
add esp, 8
test eax, eax
je 0x427902
test ebp, ebp
je 0x4278f3
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x427928
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x427928
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x4279df
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x427945
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4279d5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4279d5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x427977
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x427990
sub ecx, edx
add ecx, ebx
sub ecx, esi
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x4279a0
test ebp, ebp
je 0x4279cc
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x47d004]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x47d004]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x42f040
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x98]
lea eax, [esp + 0xc]
push edi
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
mov ebp, dword [esi + 0x1ac]
or edi, 0xffffffff
mov ebx, dword [esi]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x42f0a2
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push ebp
push esi
call fcn.00417070
add esp, 8
cmp edi, 0xffffffff
jne 0x42f0c6
push str.Error_accept__ing_server_connect
push ebx
call fcn.004166a0
add esp, 8
mov eax, 0x1e
jmp 0x42f13b
push str.Connection_accepted_from_server_n
push ebx
call fcn.004167d0
push 1
mov byte [esi + 0x280], 0
push edi
mov dword [esi + 0x1ac], edi
call fcn.0043b9d0
mov byte [esi + 0x1b9], 1
add esp, 0x10
mov eax, dword [ebx + 0x1d8]
test eax, eax
je 0x42f139
push 1
push edi
push dword [ebx + 0x1dc]
call eax
add esp, 0xc
test eax, eax
je 0x42f139
mov eax, dword [esi + 0x1ac]
cmp eax, 0xffffffff
je 0x42f12b
push eax
push esi
call fcn.00417070
add esp, 8
mov dword [esi + 0x1ac], 0xffffffff
mov byte [esi + 0x282], 0
mov eax, 0x2a
jmp 0x42f13b
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00444f5f
add esp, 0x88
ret
Function at 0x433d80
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x190], eax
push esi
mov esi, dword [esp + 0x19c]
lea eax, [esp + 4]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x433dbe
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004166a0
add esp, 0xc
jmp 0x433df9
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [esp + 4]
cmp al, 2
jne 0x433deb
shr eax, 8
test al, al
jne 0x433deb
xor eax, eax
pop esi
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.00444f5f
add esp, 0x194
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004166a0
add esp, 8
mov ecx, dword [esp + 0x194]
mov eax, 2
pop esi
xor ecx, esp
call fcn.00444f5f
add esp, 0x194
ret

Function at 0x4346a0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push edi
push 0
mov byte [esp + 0x16], al
lea eax, [esp + 0x14]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x1a8]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4346ec
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004166a0
add esp, 0xc
push dword [esp + 0x18]
push ebx
push str.SENT
push dword [esi]
call fcn.00433fa0
add esp, 0x10
pop edi
pop esi
pop ebx
ret
Function at 0x434820
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14
cmp dword [esp + 0x1c], 0x1f
mov eax, dword [esp + 0x18]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x150]
jne 0x434979
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x434859
mov byte [ebp], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x434864
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43486f
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov word [esp + 0x14], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [esp + 0x1c], ax
cmp ecx, edi
jae 0x4348a2
mov al, byte [esp + 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4348b0
mov al, byte [esp + 0x15]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4348be
mov al, byte [esp + 0x1c]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4348cc
mov al, byte [esp + 0x1d]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4348d7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4348e2
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
mov esi, dword [esp + 0x10]
mov dword [ebx + 0x1eb4], eax
sub eax, ebp
sub eax, 2
mov dword [edi], ebp
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push esi
call fcn.004340b0
mov edi, dword [esp + 0x38]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x434938
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004166a0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.00434710
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x434976
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004166a0
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x4358a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
lea eax, [esp + 8]
push esi
push edi
push eax
mov esi, dword [ebp + 0x500]
lea eax, [esp + 0x18]
mov edi, dword [ebp]
push eax
mov dword [esp + 0x18], 0x80
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [esi + 0x15c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x435926
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.00447a00
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x435961
push str.Received_too_short_packet
push edi
call fcn.004166a0
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00444f5f
add esp, 0x88
ret
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 1]
movzx eax, byte [eax]
shl eax, 8
or ecx, eax
mov dword [esi + 0xc], ecx
add ecx, 0xfffffffd
cmp ecx, 3
ja case.default.0x435982
jmp dword [ecx*4 + 0x435a98]
cmp edx, 4
jle case.0x435982.4
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [esi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x435982.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi + 0x15c]
add eax, 4
push eax
push 1
push ebp
call fcn.00416580
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4359e6
push 5
push esi
call fcn.00436260
add esp, 8
mov eax, ebx
jmp 0x435948
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x90], eax
adc dword [edi + 0x94], edx
push dword [edi + 0x94]
push dword [edi + 0x90]
push edi
call fcn.00422b60
jmp 0x435a6d
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
mov eax, dword [esi + 0x15c]
add eax, 4
mov dword [esi + 8], ecx
push eax
push 0x4639a8
push edi
call fcn.004167d0
jmp 0x435a6d
lea eax, [edx - 2]
push eax
mov eax, dword [esi + 0x15c]
add eax, 2
push eax
push esi
call fcn.00435630
add esp, 0xc
test eax, eax
je case.0x435982.4
jmp 0x435948
push str.Internal_error:_Unexpected_packet
push 0x46990c
push edi
call fcn.004166a0
add esp, 0xc
push ebp
call fcn.00422f50
add esp, 4
test eax, eax
je 0x435946
push 5
push esi
call fcn.00436260
add esp, 8
mov eax, 0x2a
jmp 0x435948
Function at 0x439e00
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.004520b0
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x439e65
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x439e65
lea eax, [esp]
push eax
call dword [0x47d00c]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.00444f5f
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor eax, eax
xor ecx, esp
call fcn.00444f5f
add esp, 0x108
ret
Function at 0x441dd0
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push ebx
mov ebx, dword [esp + 0x18]
push esi
mov esi, ebx
push edi
lea ecx, [esi + 1]
nop
mov al, byte [esi]
inc esi
test al, al
jne 0x441de0
sub esi, ecx
je 0x441df7
lea eax, [esi + esi]
push eax
call dword [section..data]
jmp 0x441e02
push 0x479b3a
call dword [0x47d00c]
mov edi, eax
add esp, 4
test edi, edi
jne 0x441e15
lea eax, [edi + 0x1b]
pop edi
pop esi
pop ebx
add esp, 0xc
ret
xor ecx, ecx
test esi, esi
je 0x441e30
nop dword [eax + eax]
mov al, byte [ecx + ebx]
mov byte [edi + ecx*2], al
mov byte [edi + ecx*2 + 1], 0
inc ecx
cmp ecx, esi
jb 0x441e20
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
mov ebx, dword [esp + 0x24]
test eax, eax
je 0x441ead
lea eax, [esp + 0xc]
push eax
push 0
push 0
push 0x8002
push dword [esp + 0x20]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x441ea1
push 0
lea eax, [esi + esi]
mov dword [esp + 0x18], 0x10
push eax
push edi
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 0x18]
push eax
push ebx
push 2
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
push 0
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [ebx + 0x10], 0
push edi
mov byte [ebx + 0x14], 0
call dword [0x47d004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 0xc
ret
Function at 0x441ed0
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
sub esp, 0x24
mov eax, dword [0x47d0e0]
xor eax, esp
mov dword [esp + 0x20], eax
push esi
mov esi, dword [esp + 0x30]
lea eax, [esp + 4]
push edi
mov edi, dword [esp + 0x38]
push 0xf0000000
push 1
push 0
push 0
push eax
mov dword [esp + 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x441f74
lea eax, [esp + 0x20]
mov dword [esp + 0x24], 0
push eax
xorps xmm0, xmm0
movups xmmword [esp + 0x18], xmm0
push edi
mov word [esp + 0x1c], 0x208
mov dword [esp + 0x20], 0x6601
mov dword [esp + 0x24], 8
call fcn.00441fe0
lea eax, [esp + 0x28]
push 8
push eax
call fcn.004445e0
add esp, 0x10
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x14
lea eax, [esp + 0x24]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0x441f87
push eax
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [esp + 0x20]
xor ecx, esp
call fcn.00444f5f
add esp, 0x24
ret
mov ecx, dword [esp + 0x30]
push dword [esp + 0xc]
mov eax, dword [ecx]
mov dword [esi], eax
mov eax, dword [ecx + 4]
mov dword [esi + 4], eax
lea eax, [esp + 0x10]
push eax
push esi
push 0
push 0
push 0
push dword [esp + 0x28]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [esp + 0x10]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [esp + 0x28]
mov al, 1
pop edi
pop esi
xor ecx, esp
call fcn.00444f5f
add esp, 0x24
ret
Function at 0x444680
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4446a7
pop edi
pop esi
pop ecx
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 [esp + 0x1c]
mov dword [edi + 8], eax
push ebp
cmp ebx, dword [esi + 0x10]
jbe 0x4446ef
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [esp + 0x24]
push dword [edi + 4]
call eax
mov ebp, dword [edi + 8]
push dword [edi + 4]
add ebp, dword [esi + 0xc]
mov eax, dword [esi + 8]
push ebp
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [esp + 0x20], ebx
jmp 0x4446f3
mov ebp, dword [esp + 0x1c]
push dword [edi + 4]
mov eax, dword [esi]
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [esp + 0x28]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x444755
mov dword [esp + 0x10], eax
mov ebx, eax
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x18], al
lea eax, [esp + 0x18]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x24], al
lea eax, [esp + 0x24]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub ebx, 1
jne 0x444714
mov ebx, dword [esp + 0x10]
cmp ebx, dword [esi + 0x10]
jae 0x444787
nop word [eax + eax]
mov eax, dword [esi + 4]
push 1
push 0x46e16e
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x46e16f
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x444760
pop ebp
pop ebx
mov eax, edi
pop edi
pop esi
pop ecx
ret

Function at 0x4594fe
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0045937d

Function at 0x45e269
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0045df29
Function at 0x429df0
Capabilities:
Clear file content

Disassembly:
mov eax, 0x1004
call fcn.0042a440
mov eax, dword [0x46c1c0]
push ebx
mov ebx, dword [esp + 0x100c]
push ebp
xor ebp, ebp
push esi
cmp ebx, eax
push edi
jae 0x429f52
mov eax, ebx
mov ecx, ebx
sar eax, 5
and ecx, 0x1f
mov edx, dword [eax*4 + 0x46c0c0]
test byte [edx + ecx*8 + 4], 1
je 0x429f52
push 1
push ebp
push ebx
call fcn.004246f0
mov edi, eax
add esp, 0xc
cmp edi, 0xffffffff
mov dword [esp + 0x10], edi
je 0x429f5c
push 2
push ebp
push ebx
call fcn.004246f0
add esp, 0xc
cmp eax, 0xffffffff
je 0x429f5c
mov ecx, dword [esp + 0x101c]
mov esi, ecx
sub esi, eax
test esi, esi
jle 0x429ef8
mov ecx, 0x400
xor eax, eax
lea edi, [esp + 0x14]
push 0x8000
rep stosd dword es:[edi], eax
push ebx
call fcn.0042a3c0
add esp, 8
mov edi, eax
cmp esi, 0x1000
mov eax, 0x1000
jge 0x429e9f
mov eax, esi
push eax
lea eax, [esp + 0x18]
push eax
push ebx
call fcn.004249b0
add esp, 0xc
cmp eax, 0xffffffff
je 0x429ebb
sub esi, eax
test esi, esi
jle 0x429ed1
jmp 0x429e90
cmp dword [0x46ac58], 5
jne 0x429ece
mov dword [0x46ac54], 0xd
or ebp, 0xffffffff
push edi
push ebx
call fcn.0042a3c0
mov edi, dword [esp + 0x18]
add esp, 8
push 0
push edi
push ebx
call fcn.004246f0
add esp, 0xc
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1004
ret
jge 0x429f39
push 0
push ecx
push ebx
call fcn.004246f0
add esp, 0xc
push ebx
call fcn.00427c90
add esp, 4
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
mov ebp, eax
neg ebp
sbb ebp, ebp
neg ebp
dec ebp
cmp ebp, 0xffffffff
jne 0x429f39
mov dword [0x46ac54], 0xd
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x46ac58], eax
push 0
push edi
push ebx
call fcn.004246f0
add esp, 0xc
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1004
ret
mov dword [0x46ac54], 9
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x1004
ret

Function at 0x42a890
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [esp + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x42a8b3
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00425cc0
add esp, 4
or eax, 0xffffffff
ret
test al, 1
je 0x42a8d6
test byte [esp + 8], 2
je 0x42a8d6
mov dword [0x46ac54], 0xd
mov dword [0x46ac58], 5
or eax, 0xffffffff
ret
xor eax, eax
ret
Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43000c
nop
pop eax
nop
nop
nop
nop
nop
add eax, 0x403d6f
nop
sub eax, 0x403d15
mov ebx, dword [eax]
nop
nop
nop
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
xor dword [ebx], edx
add ebx, 4
nop
nop
nop
nop
nop
nop
cmp ebx, ecx
nop
jl 0x430030
nop
nop
nop
nop
nop
nop
nop
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43001e
nop
nop
nop
nop
nop
popal
nop
jmp loc.00401219