joyce8/EMBER2024-capa huggingface dataset:
Function at 0x47d8f0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c7da8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x10], esp
mov al, byte [ecx + 0x14]
mov dword [ebp - 4], 0
test al, al
jne 0x47d990
lea ebx, [ecx + 4]
mov edi, 0x528908
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
push 1
mov esi, ecx
mov ecx, ebx
push esi
mov dword [ebp - 0x18], esi
call fcn.0047de50
test al, al
je 0x47d96a
mov edi, dword [ebx + 4]
mov ecx, esi
mov eax, ecx
mov esi, 0x528908
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dword [ebx + 8], eax
mov ebx, dword [ebx + 4]
add ebx, eax
mov byte [ebx], 0
push 1
lea ecx, [ebp + 8]
mov dword [ebp - 4], 0xffffffff
call fcn.00474b10
xor al, al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
mov eax, dword [ebp + 0xc]
mov bl, 1
test eax, eax
mov byte [ebp - 4], bl
jne 0x47d9a1
mov eax, 0x50cee0
mov edx, dword [ebp + 0x10]
push 0
push edx
push eax
mov eax, dword [ecx + 0x58]
push eax
call sub.WS2_32.dll_send
cmp eax, 0xffffffff
jne 0x47dae5
lea ecx, [ebp - 0x1c]
push 0x5174d0
push ecx
mov dword [ebp - 0x1c], 1
call fcn.004974f4
mov eax, dword [ebp - 0x20]
mov byte [ebp - 0x11], 0
dec eax
jne 0x47da24
mov edi, 0x52891c
or ecx, 0xffffffff
xor eax, eax
mov edx, dword [ebp - 0x18]
repne scasb al, byte es:[edi]
not ecx
dec ecx
lea ebx, [edx + 4]
mov esi, ecx
push 1
push esi
mov ecx, ebx
mov dword [ebp - 0x18], esi
call fcn.0047de50
test al, al
je 0x47da24
mov edi, dword [ebx + 4]
mov ecx, esi
mov eax, ecx
mov esi, 0x52891c
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dword [ebx + 8], eax
mov ebx, dword [ebx + 4]
add ebx, eax
mov byte [ebx], 0
mov eax, 0x47dae2
ret
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x47db08
mov al, byte [ecx - 1]
test al, al
je 0x47dafe
cmp al, 0xff
je 0x47dafe
dec al
mov byte [ecx - 1], al
jmp 0x47db08
dec ecx
push ecx
call fcn.004b8a36
add esp, 4
mov ecx, dword [ebp - 0xc]
pop edi
mov al, bl
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x47db20
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
push ebx
push esi
mov esi, ecx
mov eax, 0x10624dd3
mov ecx, dword [esp + 0x118]
xor bl, bl
imul ecx
sar edx, 6
mov eax, edx
mov dword [esp + 0xc], ecx
shr eax, 0x1f
add edx, eax
mov eax, dword [esi + 0x58]
lea ecx, [esp + 8]
mov dword [esp + 8], edx
push ecx
mov dword [esp + 0x18], eax
push 0
lea edx, [esp + 0x18]
push 0
inc eax
push edx
push eax
mov dword [esp + 0x24], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x47db82
pop esi
xor al, al
pop ebx
add esp, 0x10c
ret 4
test eax, eax
jle 0x47db9a
mov ecx, dword [esi + 0x58]
lea eax, [esp + 0x10]
push eax
push ecx
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
mov al, 1
jne 0x47db9c
mov al, bl
pop esi
pop ebx
add esp, 0x10c
ret 4
Function at 0x4858e0
Capabilities:
Connect socket
Resolve dns

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov word [esp + 4], 2
mov ax, word [esi + 0x18]
push eax
call sub.WS2_32.dll_htons
mov word [esp + 6], ax
mov eax, dword [esi + 0xc]
test eax, eax
jne 0x485908
mov eax, 0x50d08c
push eax
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 8], eax
jne 0x485938
mov esi, dword [esi + 0xc]
test esi, esi
jne 0x485923
mov esi, 0x50d08c
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x48595a
mov ecx, dword [eax + 0xc]
mov edx, dword [ecx]
mov eax, dword [edx]
mov dword [esp + 8], eax
mov edx, dword [esp + 0x18]
lea ecx, [esp + 4]
push 0x10
push ecx
push edx
call sub.WS2_32.dll_connect
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
pop esi
add esp, 0x10
ret 4
xor eax, eax
pop esi
add esp, 0x10
ret 4
Function at 0x4894f0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x489556
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x489556
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x489537
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x48a090
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0048a1e0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x48a0b0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x48a091
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0048a1e0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x48a0b0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x48a0e0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
xor eax, eax
push esi
push edi
mov dword [esp + 8], eax
mov edi, ecx
mov dword [esp + 0xc], eax
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x10], eax
push ecx
mov dword [esp + 0x18], eax
mov word [esp + 0xc], 2
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x1c]
mov word [esp + 0xa], ax
push esi
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x48a137
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x48a14d
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov dword [esp + 0xc], ecx
lea edx, [esp + 8]
push 0x10
push edx
mov ecx, edi
call fcn.0048a170
pop edi
pop esi
add esp, 0x10
ret 8
push 0x2726
call sub.WS2_32.dll_WSASetLastError
pop edi
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x48a170
Capabilities:
Connect socket

Disassembly:
mov eax, dword [esp + 8]
mov edx, dword [esp + 4]
push eax
mov eax, dword [ecx]
push edx
push eax
call sub.WS2_32.dll_connect
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
ret 8

Function at 0x48a200
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x48a249
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4
Function at 0x48a6c0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4c89e0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0048a270
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0048a2f0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0048a2f0
lea ecx, [esi + 0xc]
call fcn.004b8c57
lea ecx, [esi + 0x10]
call fcn.004b8c57
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0048cb20
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0048cb20
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0048cb20
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004b8ccc
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004b8ccc
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x48b368
Capabilities:
Get hostname

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4c8c08
push eax
mov dword fs:[0], esp
sub esp, 0x64
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
je 0x48b378
call fcn.0048b890
mov edi, dword [esp + 0x7c]
test edi, edi
je 0x48b45b
cmp byte [edi], 0
je 0x48b45b
mov eax, dword [esp + 0x8c]
test eax, eax
jg 0x48b39d
mov eax, 0x7d0
mov ecx, esi
mov dword [esi + 8], eax
call fcn.0048a090
test eax, eax
jne 0x48b3bd
push 0x528f38
lea ecx, [esi + 0x38]
call fcn.004b8e09
jmp 0x48b45b
mov eax, dword [esp + 0x80]
mov ecx, esi
push eax
push edi
call fcn.0048a0e0
test eax, eax
jne 0x48b3ec
mov ecx, esi
call fcn.0048a1e0
push edi
add esi, 0x38
push 0x528f14
push esi
call fcn.004b6555
add esp, 0xc
jmp 0x48b45b
push 0xdc
mov ecx, esi
mov dword [esi + 4], 1
call fcn.0048c110
test eax, eax
je 0x48b454
lea ecx, [esp + 8]
push 0x64
push ecx
call sub.WS2_32.dll_gethostname
mov eax, dword [esp + 0x88]
mov ecx, dword [esp + 0x84]
lea edx, [esp + 0x8c]
mov dword [esp + 0x8c], 1
push edx
push eax
lea edx, [esp + 0x10]
push ecx
push edx
mov ecx, esi
call fcn.0048b530
test eax, eax
jne 0x48b470
push edi
lea eax, [esi + 0x38]
push 0x528ef0
push eax
call fcn.004b6555
add esp, 0xc
mov ecx, esi
call fcn.0048b890
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x64]
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
mov eax, dword [esp + 0x8c]
test eax, eax
je 0x48b518
mov ecx, dword [0x5292c4]
mov dword [esp + 0x7c], ecx
lea edx, [esp + 8]
lea eax, [esp + 0x7c]
push edx
push str.HELO__s_r_n
push eax
mov dword [esp + 0x80], 0
call fcn.004b6555
mov edx, dword [esp + 0x88]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
mov ecx, esi
call fcn.0048a190
test eax, eax
jne 0x48b4da
push 0x528ed4
lea ecx, [esi + 0x38]
call fcn.004b8e09
jmp 0x48b4ea
push 0xfa
mov ecx, esi
call fcn.0048c110
test eax, eax
jne 0x48b507
mov ecx, esi
call fcn.0048b890
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004b8ccc
jmp 0x48b45b
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004b8ccc
mov ecx, dword [esp + 0x6c]
pop edi
mov eax, 1
pop esi
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
Function at 0x48feb0
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x4c8ee8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
mov eax, dword [esp + 0x40]
push ebx
push esi
lea ecx, [esp + 8]
push eax
push ecx
mov ecx, dword [esp + 0x4c]
call fcn.004902b0
mov esi, eax
lea edx, [esp + 0x48]
xor ebx, ebx
push edx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x40], ebx
mov dword [esp + 0x4c], 0x566014
call fcn.0049754a
mov ecx, dword [0x50d184]
mov al, byte [esi]
push ecx
push ebx
push esi
lea ecx, [esp + 0x30]
mov byte [esp + 0x48], 1
mov byte [esp + 0x30], al
mov dword [esp + 0x34], ebx
mov dword [esp + 0x38], ebx
mov dword [esp + 0x3c], ebx
call fcn.0048d670
mov esi, 0x50d1dc
mov dword [esp + 0x18], esi
mov eax, dword [esp + 0xc]
mov byte [esp + 0x3c], 3
cmp eax, ebx
je 0x48ff57
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x48ff4e
cmp al, 0xff
je 0x48ff4e
dec al
mov byte [ecx], al
jmp 0x48ff57
push ecx
call fcn.004b8a36
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0xc], ebx
mov dword [esp + 0x10], ebx
mov dword [esp + 0x14], ebx
call fcn.004b4600
mov eax, dword [esp + 0x28]
mov dword [esp + 0x3c], 0xffffffff
cmp eax, ebx
mov dword [esp + 0x18], esi
je 0x48ff9d
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x48ff94
cmp al, 0xff
je 0x48ff94
dec al
mov byte [ecx], al
jmp 0x48ff9d
push ecx
call fcn.004b8a36
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0x28], ebx
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], ebx
call fcn.004975d1
mov ecx, dword [esp + 0x34]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret
Function at 0x4aea70
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x4c9f80
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
mov al, byte [esp + 0x3c]
push ebx
xor ebx, ebx
push esi
mov esi, ecx
mov byte [esp + 0x10], al
mov dword [esp + 0x14], ebx
mov dword [esp + 0x18], ebx
mov dword [esp + 0x1c], ebx
mov ecx, dword [esp + 0x44]
push ebx
mov dword [esp + 0x40], ebx
mov byte [esp + 0x28], al
mov edx, dword [ecx]
lea ecx, [esp + 0x28]
mov dword [esp + 0x24], edx
call fcn.004a37b0
mov eax, dword [0x510050]
lea ecx, [esp + 0x10]
push eax
push ebx
push ecx
lea ecx, [esp + 0x30]
call fcn.004a36e2
lea edx, [esp + 0x20]
lea eax, [esp + 8]
push edx
push eax
mov ecx, esi
mov byte [esp + 0x44], 1
call fcn.004af570
mov esi, dword [eax]
mov ecx, dword [eax + 4]
mov eax, dword [esp + 0x28]
cmp eax, ebx
mov dword [esp + 0xc], ecx
je 0x4aeb17
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4aeb0e
cmp al, 0xff
je 0x4aeb0e
dec al
mov byte [ecx], al
jmp 0x4aeb17
push ecx
call fcn.004b8a36
add esp, 4
mov eax, dword [esp + 0x14]
mov dword [esp + 0x28], ebx
cmp eax, ebx
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], ebx
je 0x4aeb48
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4aeb3f
cmp al, 0xff
je 0x4aeb3f
dec al
mov byte [ecx], al
jmp 0x4aeb48
push ecx
call fcn.004b8a36
add esp, 4
mov ecx, dword [esp + 0x34]
lea eax, [esi + 0x10]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret 4
Function at 0x4bb09a
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4bb0d2
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004b9127
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004b90ff
jmp 0x4bb0de
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4bc78b
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4bc7cd
call fcn.004c22ff
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4bc7cd
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4bc7c4
xor eax, eax
jmp 0x4bc7d5
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004bc7db
pop edi
pop esi
pop ebx
ret 4

Function at 0x4c282f
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4c285d
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4c287b
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004c2795
jmp 0x4c287b
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4c287b
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004c2795
test edi, edi
mov eax, edi
jne 0x4c2865
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x40a540
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x474f5b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.00467a48
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40a5c2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004651e7
mov eax, dword [eax]
push 0x5681d0
push eax
call fcn.00457f44
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00467cd3
test bl, bl
je 0x40a5c2
push 0x5681d0
lea ecx, [esp + 0xc]
call fcn.004680af
push 0x56bd38
lea ecx, [esp + 0xc]
call fcn.004680af
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40a5fe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00467cd3
jmp 0x40a6c9
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x40a682
lea edx, [esp + 0x7c]
push 0x56bd34
push edx
call fcn.00457f44
add esp, 8
test eax, eax
je 0x40a682
lea eax, [esp + 0x7c]
push 0x56bd30
push eax
call fcn.00457f44
add esp, 8
test eax, eax
je 0x40a682
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x40a612
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.00467cd3
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x40aec0
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x40af22
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x40af30
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x474fdb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x572ca8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x40b068
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40af96
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00467cd3
xor eax, eax
jmp 0x40b0df
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00467e5c
push esi
lea ecx, [esp + 0xc]
call fcn.004680eb
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40b0bd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocStringLen
call fcn.0040aec0
test eax, eax
jne 0x40b0bd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push SysReAllocStringLen
mov ecx, edi
call fcn.0040aec0
test eax, eax
jne 0x40b0bd
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.00459020
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b09c
lea ecx, [esp + 0x14]
push 0x56bd48
push ecx
call fcn.00458fa0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b09c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40b09f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00467e0c
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40afae
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00467cd3
xor eax, eax
jmp 0x40b0df
mov byte [esi], 0
push 0x56bd44
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.00467cd3
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x41c3b0
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x41c41e
cmp si, 0x69
ja 0x41c41e
add esi, 0xffd0
cmp si, 0x11
je 0x41c3ee
push 0x11
call edi
test ax, ax
jge 0x41c3ee
or esi, 0x2000
cmp si, 0x10
je 0x41c403
push 0x10
call edi
test ax, ax
jge 0x41c403
or esi, 0x4000
cmp si, 0x12
je 0x41c418
push 0x12
call edi
test ax, ax
jge 0x41c418
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41c42b
mov esi, 0xbd
jmp 0x41c3df
cmp si, 0x6e
jne 0x41c438
mov esi, 0xbe
jmp 0x41c3df
cmp si, 0x6f
jne 0x41c3d9
mov esi, 0xbf
jmp 0x41c3df

Function at 0x41dad0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x583a58]
xor edx, edx
cmp eax, edx
jne 0x41daf6
xor eax, eax
mov byte [eax + 0x583958], al
inc eax
cmp eax, 0x100
jl 0x41dade
mov dword [0x583a58], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x583958
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41db87
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x41db5a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x41db28
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41dc00
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x41dc53
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x41dc3a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret