joyce8/EMBER2024-capa huggingface dataset:
Function at 0x514ff0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb5a0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x11c
mov eax, dword [0x688b18]
push ebx
push esi
push edi
mov dword [ebp - 0x10], esp
mov esi, ecx
push 1
push eax
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], 0
call fcn.0050ee60
push 0x65cb20
lea ecx, [ebp - 0x128]
push str.PASV_s
push ecx
call fcn.00589e0a
lea edi, [ebp - 0x128]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
mov eax, dword [esi + 0x30cc]
push str.send___PASV
not ecx
dec ecx
push 0
lea edx, [ebp - 0x128]
push ecx
push edx
push eax
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
test eax, eax
je 0x51509a
mov ecx, dword [esi + 0x30dc]
mov dword [ecx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push 4
lea ecx, [esi + 0x30c0]
call fcn.00548760
mov ecx, esi
call fcn.0050fc20
mov dword [esi + 0x5c], 4
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x5162c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb650
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x11c
mov eax, dword [0x688ae8]
push ebx
push esi
push edi
mov dword [ebp - 0x10], esp
mov esi, ecx
push 1
push eax
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], 0
call fcn.0050ee60
mov ebx, dword [ebp + 8]
push 0x65cb20
push ebx
lea ecx, [ebp - 0x128]
push str.TYPE__s_s
push ecx
call fcn.00589e0a
lea edi, [ebp - 0x128]
or ecx, 0xffffffff
xor eax, eax
add esp, 0x10
repne scasb al, byte es:[edi]
mov eax, dword [esi + 0x30cc]
push str.send___TYPE
not ecx
dec ecx
push 0
lea edx, [ebp - 0x128]
push ecx
push edx
push eax
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
test eax, eax
je 0x516370
mov ecx, dword [esi + 0x30dc]
mov dword [ecx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp byte [ebx], 0x41
jne 0x516379
push 0x11
jmp 0x51637b
push 7
lea ecx, [esi + 0x30c0]
call fcn.00548760
mov ecx, esi
call fcn.0050fc20
mov dword [esi + 0x5c], 4
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x516500
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb670
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x11c
mov eax, dword [0x688adc]
push ebx
push esi
push edi
mov dword [ebp - 0x10], esp
mov esi, ecx
push 1
push eax
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], 0
call fcn.0050ee60
mov al, byte [esi + 0x90]
test al, al
mov eax, dword [ebp + 8]
je 0x516555
mov ecx, dword [ebp + 0xc]
add eax, 0x30
adc ecx, 0
jmp 0x516558
mov ecx, dword [ebp + 0xc]
push 0x65cb20
push ecx
push eax
lea ecx, [ebp - 0x128]
push str.REST__I64d_s
push ecx
call fcn.00589e0a
add esp, 0x14
lea edx, [ebp - 0x128]
mov ecx, esi
push edx
call fcn.0050ef30
lea edi, [ebp - 0x128]
or ecx, 0xffffffff
xor eax, eax
push str.send___REST
repne scasb al, byte es:[edi]
not ecx
dec ecx
push 0
push ecx
mov ecx, dword [esi + 0x30cc]
lea eax, [ebp - 0x128]
push eax
push ecx
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
test eax, eax
je 0x5165d7
mov edx, dword [esi + 0x30dc]
mov dword [edx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
push 0xa
lea ecx, [esi + 0x30c0]
call fcn.00548760
mov ecx, esi
call fcn.0050fc20
mov dword [esi + 0x5c], 4
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x516ac0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb6e0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push ebx
push esi
mov esi, ecx
push edi
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x14], esi
mov eax, dword [esi + 0x80]
mov dword [ebp - 4], 0
cmp dword [eax + 0x28], 2
jne 0x516b0c
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [str.NOOP_r_n]
mov dx, word [0x676ff8]
mov al, byte [0x676ffa]
mov dword [ebp - 0x1c], ecx
push str.Sending_NOOP_n
mov ecx, esi
mov word [ebp - 0x18], dx
mov byte [ebp - 0x16], al
call fcn.0050ef30
lea edi, [ebp - 0x1c]
or ecx, 0xffffffff
xor eax, eax
mov edx, dword [esi + 0x30cc]
repne scasb al, byte es:[edi]
not ecx
push str.send___NOOP
dec ecx
push 0
push ecx
lea ecx, [ebp - 0x1c]
push ecx
push edx
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
test eax, eax
je 0x516b82
mov ecx, dword [esi + 0x30dc]
mov dword [ecx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, esi
call fcn.00513be0
mov byte [esi + 0x30e4], 1
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x518000
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb800
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, 0x2db4
call fcn.00589870
mov edx, dword [ebp + 0xc]
push ebx
push esi
mov dword [ebp - 0x18], ecx
push edi
xor eax, eax
mov ecx, 0xb68
lea edi, [ebp - 0x2dc4]
mov dword [ebp - 4], eax
mov dword [ebp - 0x14], eax
rep stosd dword es:[edi], eax
mov eax, dword [ebp + 0x10]
mov edi, dword [edx]
mov dword [ebp - 0x10], esp
mov ecx, dword [eax]
xor eax, eax
mov edx, ecx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov ecx, dword [ebp + 8]
push 0
lea eax, [ebp - 0x2dc4]
push 0x2da0
push eax
push ecx
call sub.WSOCK32.dll_recv
test eax, eax
mov dword [ebp - 0x24], eax
jle 0x51817d
mov edx, dword [ebp - 0x14]
lea ecx, [eax + edx]
mov edx, dword [ebp + 0x10]
mov dword [ebp - 0x20], ecx
cmp ecx, dword [edx]
jle 0x51811a
mov eax, dword [ebp + 0xc]
lea ebx, [ecx + ecx]
push ebx
mov edx, dword [eax]
mov dword [ebp - 0x1c], edx
call fcn.005a1be9
mov edx, eax
add esp, 4
test edx, edx
jne 0x5180d3
mov eax, dword [0x688c70]
mov ecx, dword [ebp - 0x18]
push 1
push eax
call fcn.0050ee60
mov eax, 0x753b
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov ecx, ebx
xor eax, eax
mov esi, ecx
mov edi, edx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, esi
and ecx, 3
rep stosb byte es:[edi], al
mov ecx, dword [ebp + 0x10]
mov eax, dword [ebp + 0xc]
mov edi, edx
mov ecx, dword [ecx]
mov esi, dword [eax]
mov eax, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, dword [ebp - 0x1c]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebp + 0xc]
mov dword [ecx], edx
mov edx, dword [ebp + 0x10]
mov dword [edx], ebx
call fcn.005a1c12
mov eax, dword [ebp - 0x24]
add esp, 4
mov edx, dword [ebp + 0xc]
mov ebx, dword [ebp - 0x14]
mov ecx, eax
lea esi, [ebp - 0x2dc4]
mov edi, dword [edx]
add edi, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebp - 0x20]
mov dword [ebp - 0x14], ecx
jmp 0x51805b
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
xor eax, eax
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x519b10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb908
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
mov eax, dword [0x682f9c]
push ebx
push esi
push edi
mov esi, ecx
xor ebx, ebx
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x18], esi
mov dword [ebp - 4], ebx
mov dword [ebp - 0x14], eax
mov ecx, dword [0x688b50]
push 1
push ecx
mov ecx, esi
mov byte [ebp - 4], 1
call fcn.0050ee60
mov edx, dword [esi + 0x80]
push 0x65cb20
push 0x65cb20
mov eax, dword [edx + 4]
cmp eax, ebx
je 0x519b82
push eax
lea eax, [ebp - 0x14]
push str.CWD__s_sTYPE_I_s
push eax
call fcn.0059e618
add esp, 0x14
jmp 0x519b93
lea ecx, [ebp - 0x14]
push str.TYPE_I_sNOOP_s
push ecx
call fcn.0059e618
add esp, 0x10
mov ecx, esi
mov dword [esi + 0x5c], 0xb
call fcn.0050fc20
mov ecx, 0xff
xor eax, eax
lea edi, [esi + 0x3108]
mov edx, dword [ebp - 0x14]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
push str.send___test_sequence
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ebx
push ecx
push edx
mov edx, dword [esi + 0x30cc]
push edx
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
mov edi, eax
cmp edi, ebx
je 0x519bf0
mov eax, dword [esi + 0x30dc]
mov dword [eax + 0xf8], edi
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], bl
call fcn.005a584d
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x51b120
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb970
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
mov eax, dword [ebp + 0xc]
push ebx
push esi
mov edx, dword [ebp + 8]
mov esi, ecx
push edi
test eax, eax
mov eax, dword [esi + 0x30dc]
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], 0
mov ecx, dword [eax + 0x70]
push ecx
mov ecx, dword [esi + 0x80]
push edx
je 0x51b16f
call fcn.00569400
jmp 0x51b174
call fcn.00566570
mov eax, dword [esi + 0x30dc]
add eax, 0x80
mov ecx, dword [eax]
mov edx, dword [eax + 4]
or ecx, edx
je 0x51b1c5
mov ecx, dword [0x687b54]
lea edx, [ebp + 8]
lea eax, [ebp + 0xc]
push edx
push eax
push 0
push 0
push str.bIgnMTCh
push ecx
mov dword [ebp + 8], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x51b1b8
mov eax, dword [ebp + 0xc]
test eax, eax
jne 0x51b1c5
mov ecx, dword [esi + 0x30dc]
push 0
call fcn.0051e910
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x51b360
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cb9b7
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
mov eax, dword [0x682f9c]
push ebx
push esi
push edi
mov esi, ecx
xor ebx, ebx
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x24], esi
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 4], ebx
mov dword [ebp - 0x18], eax
push 0x6874e8
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 1
call fcn.005a58bb
mov ecx, dword [esi + 0x80]
mov byte [ebp - 4], 2
mov edx, dword [ecx + 4]
cmp edx, ebx
je 0x51b3ed
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
test ecx, ecx
jle 0x51b3ed
mov al, byte [edx + ecx - 1]
cmp al, 0x2f
mov eax, 0x6874e8
je 0x51b3da
mov eax, 0x65e468
push eax
push edx
lea edx, [ebp - 0x14]
push 0x65bff8
push edx
call fcn.0059e618
add esp, 0x10
push str.Get_MDTM..._r_n
mov ecx, esi
call fcn.0050ef30
mov eax, dword [esi + 0x80]
mov cl, byte [eax + 0x175]
test cl, cl
je 0x51b40e
mov eax, dword [ebp - 0x14]
jmp 0x51b429
push 0x6874e8
lea ecx, [ebp - 0x20]
call fcn.005a58bb
mov ebx, 1
mov dword [ebp - 0x1c], ebx
mov eax, dword [eax]
mov byte [ebp - 4], 3
mov ecx, dword [esi + 0x80]
push 0x65cb20
mov edx, dword [ecx + 8]
push edx
push eax
lea eax, [ebp - 0x18]
push str.MDTM__s_s_s
push eax
call fcn.0059e618
add esp, 0x14
mov dword [ebp - 4], 2
test bl, 1
je 0x51b45e
lea ecx, [ebp - 0x20]
call fcn.005a584d
mov edx, dword [ebp - 0x18]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
push str.send___MDTM
dec ecx
push 0
push ecx
mov ecx, dword [esi + 0x30cc]
push edx
push ecx
call sub.WSOCK32.dll_send
push eax
mov ecx, esi
call fcn.0050efd0
mov edi, eax
test edi, edi
je 0x51b4c7
mov edx, dword [esi + 0x30dc]
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 1
mov dword [edx + 0xf8], edi
call fcn.005a584d
lea ecx, [ebp - 0x18]
mov byte [ebp - 4], 0
call fcn.005a584d
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push 0x13
lea ecx, [esi + 0x30c0]
call fcn.00548760
mov ecx, esi
call fcn.0050fc20
lea ecx, [ebp - 0x14]
mov dword [esi + 0x5c], 4
mov byte [ebp - 4], 1
call fcn.005a584d
lea ecx, [ebp - 0x18]
mov byte [ebp - 4], 0
call fcn.005a584d
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x51c8a0
Capabilities:
Create tcp socket
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cba28
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push ebx
push esi
push edi
mov esi, ecx
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x14], esi
call fcn.00551920
mov eax, dword [ebp + 8]
mov ecx, dword [ebp + 0x10]
mov dword [esi + 0x104], eax
mov eax, dword [ebp + 0x14]
mov dword [esi + 0xc], ecx
mov dword [ebp - 4], 0
mov ecx, esi
mov dword [esi], 0x5fab90
mov byte [ebp - 4], 1
mov dword [esi + 0x3c], eax
mov dword [esi + 0xb4], eax
call fcn.00552ee0
mov edx, dword [ebp + 0x18]
mov eax, dword [ebp + 0xc]
mov ecx, esi
mov dword [esi + 8], edx
mov dword [esi + 0x1e4], eax
call fcn.0051ca10
push 0
push 1
push 2
call sub.WSOCK32.dll_socket
mov dword [esi + 0x818], eax
jmp 0x51c93d
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 0x14
Function at 0x51e650
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 8
push esi
mov esi, ecx
lea eax, [esp + 4]
lea ecx, [esp + 8]
push eax
push ecx
mov dword [esi + 0x1dc], 0
mov edx, dword [0x687b54]
push 0
push 0
push str.FtpPasive
push edx
mov dword [esp + 0x1c], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
je 0x51e699
xor eax, eax
mov dword [esi + 0x1dc], eax
pop esi
add esp, 8
ret
mov eax, dword [esp + 8]
mov dword [esi + 0x1dc], eax
pop esi
add esp, 8
ret
Function at 0x520310
Capabilities:
Contain obfuscated stackstrings
Encode data using base64
Parse pe header

Disassembly:
sub esp, 0x40
mov ecx, dword [esp + 0x48]
push ebp
mov ebp, dword [esp + 0x50]
push edi
xor edi, edi
mov byte [esp + 8], 0x41
test ebp, ebp
mov byte [esp + 9], 0x42
mov byte [esp + 0xa], 0x43
mov byte [esp + 0xb], 0x44
mov byte [esp + 0xc], 0x45
mov byte [esp + 0xd], 0x46
mov byte [esp + 0xe], 0x47
mov byte [esp + 0xf], 0x48
mov byte [esp + 0x10], 0x49
mov byte [esp + 0x11], 0x4a
mov byte [esp + 0x12], 0x4b
mov byte [esp + 0x13], 0x4c
mov byte [esp + 0x14], 0x4d
mov byte [esp + 0x15], 0x4e
mov byte [esp + 0x16], 0x4f
mov byte [esp + 0x17], 0x50
mov byte [esp + 0x18], 0x51
mov byte [esp + 0x19], 0x52
mov byte [esp + 0x1a], 0x53
mov byte [esp + 0x1b], 0x54
mov byte [esp + 0x1c], 0x55
mov byte [esp + 0x1d], 0x56
mov byte [esp + 0x1e], 0x57
mov byte [esp + 0x1f], 0x58
mov byte [esp + 0x20], 0x59
mov byte [esp + 0x21], 0x5a
mov byte [esp + 0x22], 0x61
mov byte [esp + 0x23], 0x62
mov byte [esp + 0x24], 0x63
mov byte [esp + 0x25], 0x64
mov byte [esp + 0x26], 0x65
mov byte [esp + 0x27], 0x66
mov byte [esp + 0x28], 0x67
mov byte [esp + 0x29], 0x68
mov byte [esp + 0x2a], 0x69
mov byte [esp + 0x2b], 0x6a
mov byte [esp + 0x2c], 0x6b
mov byte [esp + 0x2d], 0x6c
mov byte [esp + 0x2e], 0x6d
mov byte [esp + 0x2f], 0x6e
mov byte [esp + 0x30], 0x6f
mov byte [esp + 0x31], 0x70
mov byte [esp + 0x32], 0x71
mov byte [esp + 0x33], 0x72
mov byte [esp + 0x34], 0x73
mov byte [esp + 0x35], 0x74
mov byte [esp + 0x36], 0x75
mov byte [esp + 0x37], 0x76
mov byte [esp + 0x38], 0x77
mov byte [esp + 0x39], 0x78
mov byte [esp + 0x3a], 0x79
mov byte [esp + 0x3b], 0x7a
mov byte [esp + 0x3c], 0x30
mov byte [esp + 0x3d], 0x31
mov byte [esp + 0x3e], 0x32
mov byte [esp + 0x3f], 0x33
mov byte [esp + 0x40], 0x34
mov byte [esp + 0x41], 0x35
mov byte [esp + 0x42], 0x36
mov byte [esp + 0x43], 0x37
mov byte [esp + 0x44], 0x38
mov byte [esp + 0x45], 0x39
mov byte [esp + 0x46], 0x2b
mov byte [esp + 0x47], 0x2f
jle 0x5204d1
lea edx, [ebp + 2]
mov eax, 0xaaaaaaab
mul edx
mov eax, dword [esp + 0x4c]
push ebx
push esi
mov esi, edx
shr esi, 1
lea edi, [esi + esi*2]
movsx edx, byte [eax]
sar edx, 2
inc ecx
add eax, 3
mov dl, byte [esp + edx + 0x10]
mov byte [ecx - 1], dl
mov dl, byte [eax - 3]
movsx ebx, byte [eax - 2]
sar ebx, 4
and edx, 3
shl edx, 4
lea ebx, [esp + ebx + 0x10]
inc ecx
mov dl, byte [ebx + edx]
mov byte [ecx - 1], dl
mov dl, byte [eax - 2]
movsx ebx, byte [eax - 1]
sar ebx, 6
and edx, 0xf
inc ecx
lea ebx, [esp + ebx + 0x10]
mov dl, byte [ebx + edx*4]
mov byte [ecx - 1], dl
mov dl, byte [eax - 1]
and edx, 0x3f
inc ecx
dec esi
mov dl, byte [esp + edx + 0x10]
mov byte [ecx - 1], dl
jne 0x52047a
pop esi
pop ebx
lea eax, [ebp + 1]
cmp edi, eax
jne 0x5204e7
mov byte [ecx - 1], 0x3d
pop edi
mov byte [ecx], 0
pop ebp
add esp, 0x40
ret 0xc
add ebp, 2
cmp edi, ebp
jne 0x5204f6
mov al, 0x3d
mov byte [ecx - 2], al
mov byte [ecx - 1], al
pop edi
mov byte [ecx], 0
pop ebp
add esp, 0x40
ret 0xc
Function at 0x527100
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebx
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x84]
test eax, eax
je 0x527114
mov eax, dword [eax + 0x10]
jmp 0x52711d
mov eax, dword [esi + 0x80]
mov eax, dword [eax + 0x24]
cmp eax, 2
jne 0x5271b0
cmp dword [esi + 0x5c], 0x10
je 0x5271b0
mov eax, dword [esi + 0x3318]
test eax, eax
je 0x527156
mov edx, dword [esi + 0x313c]
mov ecx, dword [esi + 0x331c]
xor eax, eax
cmp eax, edx
jg 0x527167
jl 0x527156
cmp ecx, dword [esi + 0x3138]
jae 0x527167
mov edx, dword [esi]
mov ecx, esi
call dword [edx]
test eax, eax
je 0x527167
cmp eax, 0x2733
jne 0x5271ac
mov edx, dword [esi + 0x313c]
mov ecx, dword [esi + 0x331c]
xor eax, eax
cmp eax, edx
jg 0x527183
jl 0x527130
cmp ecx, dword [esi + 0x3138]
jb 0x527130
mov eax, dword [esi + 0x3138]
mov ecx, dword [esi + 0x331c]
sub ecx, eax
mov dword [esi + 0x331c], ecx
mov esi, dword [esi + 0x3318]
add eax, esi
push ecx
push eax
push esi
call fcn.0058a490
add esp, 0xc
xor eax, eax
pop edi
pop esi
pop ebx
ret
mov eax, dword [esi + 0x2bc]
xor edi, edi
test eax, eax
jle 0x5271de
mov edi, dword [esi + 0x3138]
cmp edi, eax
jl 0x5271c8
mov edi, eax
mov edx, dword [esi + 0x2b8]
add edx, edi
sub eax, edi
mov dword [esi + 0x2b8], edx
mov dword [esi + 0x2bc], eax
mov ecx, dword [esi + 0x313c]
mov eax, edi
cdq
cmp edx, ecx
jg 0x5271aa
jl 0x5271f5
cmp eax, dword [esi + 0x3138]
jae 0x5271aa
mov eax, dword [esi + 0x30c4]
push 0x1e
push eax
mov ecx, esi
call fcn.0050f480
test eax, eax
jne 0x5271ac
mov ecx, dword [esi + 0x30fc]
mov edx, dword [esi + 0x30f8]
mov eax, dword [esi + 0x30c4]
push 0
push ecx
push edx
push eax
call sub.WSOCK32.dll_recv
mov ecx, eax
test ecx, ecx
jl 0x52726c
mov ebx, dword [esi + 0x313c]
add edi, ecx
mov eax, edi
cdq
cmp edx, ebx
jg 0x5271aa
jl 0x52724c
cmp eax, dword [esi + 0x3138]
jae 0x5271aa
test ecx, ecx
je 0x5271aa
mov ecx, dword [esi + 0x30c4]
push 0x1e
push ecx
mov ecx, esi
call fcn.0050f480
test eax, eax
je 0x527209
pop edi
pop esi
pop ebx
ret
call sub.WSOCK32.dll_WSAGetLastError
pop edi
pop esi
pop ebx
ret
Function at 0x52bf90
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cc1b0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
push ebx
push esi
mov edx, dword [ebp + 8]
mov esi, ecx
push edi
mov dword [ebp - 0x18], esi
mov eax, dword [esi + 0x30cc]
mov dword [ebp - 0x10], esp
mov dword [ebp - 4], 0
mov ecx, dword [eax + 0x70]
push ecx
mov ecx, dword [esi + 0x80]
push edx
call fcn.00566570
mov eax, dword [esi + 0x30cc]
mov edi, 1
mov dword [eax + 0xf0], edi
mov eax, dword [esi + 0x30cc]
add eax, 0x80
mov ecx, dword [eax]
mov edx, dword [eax + 4]
or ecx, edx
je 0x52c092
mov ecx, dword [0x687b54]
lea edx, [ebp + 8]
lea eax, [ebp - 0x14]
push edx
push eax
push 0
push 0
push str.bIgnMTCh
push ecx
xor bl, bl
mov dword [ebp + 8], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x52c033
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x52c033
mov bl, 1
mov edx, dword [esi + 0x80]
mov eax, dword [edx + 8]
test eax, eax
je 0x52c092
test bl, bl
jne 0x52c092
push 0x3f
push eax
call fcn.00589460
add esp, 8
test eax, eax
jne 0x52c092
mov eax, dword [esi + 0x30cc]
mov ecx, dword [eax + 0xf4]
test ecx, ecx
jne 0x52c085
mov ecx, dword [esi + 0x80]
mov eax, dword [0x688a68]
push 0x50044
mov edx, dword [ecx + 8]
push edx
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
cmp eax, 7
je 0x52c092
mov dword [esi + 0x3118], edi
mov byte [esi + 0x311c], 1
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x52ced0
Capabilities:
Encode data using base64

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0x10]
mov eax, 0xaaaaaaab
push edi
lea ecx, [esi + 3]
mov edi, dword [esp + 0x18]
mul ecx
shr edx, 1
lea edx, [edx + esi + 7]
push edx
push edi
call fcn.0052cb30
add esp, 8
test eax, eax
jne 0x52ceff
pop edi
pop esi
pop ecx
ret 0xc
push edi
call fcn.00507da0
mov ecx, eax
add esp, 4
xor eax, eax
test esi, esi
jbe 0x52cfd4
lea edx, [esi + 2]
mov eax, 0xaaaaaaab
mul edx
push ebx
push ebp
mov edi, dword [esp + 0x18]
mov ebp, edx
shr ebp, 1
mov ebx, 2
lea eax, [ebp + ebp*2]
mov dword [esp + 0x10], eax
lea edx, [ebx - 1]
cmp edx, esi
jae 0x52cf45
mov al, byte [edi + 1]
mov byte [esp + 0x20], al
jmp 0x52cf4a
mov byte [esp + 0x20], 0
cmp ebx, esi
jae 0x52cf57
mov dl, byte [edi + 2]
mov byte [esp + 0x18], dl
jmp 0x52cf5c
mov byte [esp + 0x18], 0
xor eax, eax
add ebx, 3
mov al, byte [edi]
add edi, 3
shr eax, 2
inc ecx
mov dl, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_Unknown_error_in_HTTPConnection_constructor._n]
mov eax, dword [esp + 0x20]
mov byte [ecx - 1], dl
mov dl, byte [edi - 3]
and eax, 0xff
and edx, 3
mov esi, eax
and eax, 0xf
shl edx, 4
shr esi, 4
or edx, esi
mov esi, dword [esp + 0x18]
and esi, 0xff
inc ecx
mov dl, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_Unknown_error_in_HTTPConnection_constructor._n]
mov byte [ecx - 1], dl
mov edx, esi
shr edx, 6
shl eax, 2
or edx, eax
and esi, 0x3f
inc ecx
mov al, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_Unknown_error_in_HTTPConnection_constructor._n]
mov byte [ecx - 1], al
mov dl, byte [esi + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_Unknown_error_in_HTTPConnection_constructor._n]
mov esi, dword [esp + 0x1c]
mov byte [ecx], dl
inc ecx
dec ebp
jne 0x52cf35
mov eax, dword [esp + 0x10]
pop ebp
pop ebx
lea edx, [esi + 1]
cmp eax, edx
jne 0x52cfed
mov byte [ecx - 1], 0x3d
pop edi
mov byte [ecx], 0
mov eax, 1
pop esi
pop ecx
ret 0xc
add esi, 2
cmp eax, esi
jne 0x52cffc
mov al, 0x3d
mov byte [ecx - 1], al
mov byte [ecx - 2], al
pop edi
mov byte [ecx], 0
mov eax, 1
pop esi
pop ecx
ret 0xc

Function at 0x52d600
Capabilities:
Get hostname

Disassembly:
push ebx
mov ebx, dword [esp + 0x10]
push esi
push edi
mov edi, dword [esp + 0x10]
push 0x678dd8
push edi
mov dword [ebx], edi
call fcn.0058ac60
mov esi, dword [esp + 0x1c]
add esp, 8
test eax, eax
mov dword [esi], eax
jne 0x52d659
mov al, byte [0x687ff4]
test al, al
jne 0x52d646
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x10
push eax
push 0x687ff4
call dword [sym.imp.KERNEL32.dll_GetComputerNameA]
mov dword [ebx], 0x687ff4
mov dword [esi], edi
pop edi
pop esi
mov eax, 1
pop ebx
ret 0xc
mov byte [eax], 0
mov edx, dword [esi]
inc edx
mov dword [esi], edx
mov esi, edx
mov al, byte [esi]
test al, al
je 0x52d67c
cmp al, 0x5c
je 0x52d67c
cmp al, 0x2f
je 0x52d67c
pop edi
pop esi
mov eax, 1
pop ebx
ret 0xc
push 0x57
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop edi
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x52ddf0
Capabilities:
Create tcp socket
Create udp socket

Disassembly:
push esi
push 0
push 1
mov esi, ecx
push 2
call sub.WSOCK32.dll_socket
lea ecx, [esi + 0x7ec]
cmp eax, 0xffffffff
mov dword [ecx], eax
je 0x52de28
xor eax, eax
mov edx, dword [esi + 0x1dc]
add eax, 0x3328
cmp eax, 0x33280
mov dword [edx + eax - 0x3278], ecx
jl 0x52de0d
pop esi
ret
xor eax, eax
mov ecx, dword [esi + 0x1dc]
add eax, 0x3328
cmp eax, 0x33280
mov dword [ecx + eax - 0x3278], 0
jl 0x52de2a
pop esi
ret