joyce8/EMBER2024-capa huggingface dataset:
Function at 0x451e90
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Initialize winsock library
Resolve dns

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x486338
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x204
push ebx
push esi
mov esi, ecx
push edi
mov edi, 0x55cd50
or ecx, 0xffffffff
xor eax, eax
mov dword [ebp - 0x10], esp
repne scasb al, byte es:[edi]
not ecx
dec ecx
lea ebx, [esi + 4]
mov edi, ecx
push 1
push edi
mov ecx, ebx
mov dword [ebp - 0x18], esi
mov byte [ebp - 0x11], 1
mov dword [ebp - 4], 0
mov dword [ebp - 0x1c], edi
call fcn.00452dc0
test al, al
je 0x451f12
mov eax, dword [ebx + 4]
mov ecx, edi
mov edi, eax
mov eax, ecx
mov esi, 0x55cd50
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, dword [ebp - 0x18]
mov dword [ebx + 8], eax
mov ebx, dword [ebx + 4]
mov byte [ebx + eax], 0
add ebx, eax
lea ecx, [ebp - 0x210]
push ecx
push 0x202
call sub.WS2_32.dll_WSAStartup
test eax, eax
je 0x451f3c
lea edx, [ebp - 0x30]
push 0x537270
push edx
mov dword [ebp - 0x30], 4
call fcn.004687a1
push 0
mov ebx, 2
push 1
push ebx
call sub.WS2_32.dll_socket
cmp eax, 0xffffffff
mov dword [esi + 0x58], eax
jne 0x451f68
lea eax, [ebp - 0x2c]
push 0x537270
push eax
mov dword [ebp - 0x2c], 1
call fcn.004687a1
mov eax, dword [esi + 0x20]
test eax, eax
jne 0x451fe3
mov ecx, dword [ebp + 0xc]
mov word [ebp - 0x40], bx
push ecx
call sub.WS2_32.dll_htons
mov edi, dword [ebp + 8]
mov word [ebp - 0x3e], ax
push edi
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [ebp - 0x3c], eax
jne 0x451fa5
push edi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x451fce
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov dword [ebp - 0x3c], ecx
mov ecx, dword [esi + 0x58]
lea eax, [ebp - 0x40]
push 0x10
push eax
push ecx
call sub.WS2_32.dll_connect
cmp eax, 0xffffffff
jne 0x4522e9
lea edx, [ebp - 0x28]
push 0x537270
push edx
mov dword [ebp - 0x28], ebx
call fcn.004687a1
lea edx, [ebp - 0x20]
push 0x537270
push edx
mov dword [ebp - 0x20], 3
call fcn.004687a1
lea ecx, [ebp - 0x80]
call fcn.0045a510
mov edx, dword [esi + 0x34]
lea eax, [esi + 0x48]
lea ecx, [esi + 0x38]
push eax
push ecx
push edx
sub esp, 0x10
lea eax, [esi + 0x24]
mov ecx, esp
mov dword [ebp - 0x1c], esp
push eax
mov byte [ebp - 4], 1
call fcn.00452b50
mov ecx, dword [esi + 0x20]
push ecx
lea ecx, [ebp - 0x80]
call fcn.0045a620
mov edx, dword [ebp + 0xc]
lea eax, [ebp + 0xf]
push edx
mov edx, dword [ebp + 8]
sub esp, 0x10
mov ecx, esp
mov dword [ebp + 0xc], esp
push eax
push edx
call fcn.00452c70
mov eax, dword [esi + 0x58]
lea ecx, [ebp - 0x80]
push eax
call fcn.0045a820
test eax, eax
jne 0x452052
lea ecx, [ebp - 0x24]
push 0x537270
push ecx
mov dword [ebp - 0x24], ebx
call fcn.004687a1
lea ecx, [ebp - 0x80]
mov byte [ebp - 4], 0
call fcn.0045a580
jmp 0x4522e9
mov al, byte [ebp - 0x11]
mov ecx, dword [ebp - 0xc]
mov byte [esi + 0x14], al
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x452860
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x486378
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 0x452900
lea ebx, [ecx + 4]
mov edi, 0x547468
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.00452dc0
test al, al
je 0x4528da
mov edi, dword [ebx + 4]
mov ecx, esi
mov eax, ecx
mov esi, 0x547468
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.00459fa0
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 0x452911
mov eax, 0x52e858
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 0x452a55
lea ecx, [ebp - 0x1c]
push 0x537270
push ecx
mov dword [ebp - 0x1c], 1
call fcn.004687a1
mov eax, dword [ebp - 0x20]
mov byte [ebp - 0x11], 0
dec eax
jne 0x452994
mov edi, 0x54747c
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.00452dc0
test al, al
je 0x452994
mov edi, dword [ebx + 4]
mov ecx, esi
mov eax, ecx
mov esi, 0x54747c
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, 0x452a52
ret
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x452a78
mov al, byte [ecx - 1]
test al, al
je 0x452a6e
cmp al, 0xff
je 0x452a6e
dec al
mov byte [ecx - 1], al
jmp 0x452a78
dec ecx
push ecx
call fcn.00477b70
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 0x452a90
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 0x452af2
pop esi
xor al, al
pop ebx
add esp, 0x10c
ret 4
test eax, eax
jle 0x452b0a
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 0x452b0c
mov al, bl
pop esi
pop ebx
add esp, 0x10c
ret 4
Function at 0x45a910
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 0x45a938
mov eax, 0x52ea04
push eax
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 8], eax
jne 0x45a968
mov esi, dword [esi + 0xc]
test esi, esi
jne 0x45a953
mov esi, 0x52ea04
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x45a98a
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 0x45e560
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 0x45e5c6
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 0x45e5c6
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x45e5a7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x45ed50
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x45ed88
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x45f9a0
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0045faf0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x45f9c0
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 0x45f9a1
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0045faf0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x45f9c0
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 0x45f9f0
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 0x45fa47
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x45fa5d
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.0045fa80
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 0x45fa80
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 0x45fb10
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 0x45fb59
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 0x45ffd0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x487000
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.0045fb80
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0045fc00
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0045fc00
lea ecx, [esi + 0xc]
call fcn.00477d91
lea ecx, [esi + 0x10]
call fcn.00477d91
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00462430
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00462430
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00462430
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.00477e06
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.00477e06
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x460c78
Capabilities:
Get hostname

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x487228
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 0x460c88
call fcn.004611a0
mov edi, dword [esp + 0x7c]
test edi, edi
je 0x460d6b
cmp byte [edi], 0
je 0x460d6b
mov eax, dword [esp + 0x8c]
test eax, eax
jg 0x460cad
mov eax, 0x7d0
mov ecx, esi
mov dword [esi + 8], eax
call fcn.0045f9a0
test eax, eax
jne 0x460ccd
push 0x547b1c
lea ecx, [esi + 0x38]
call fcn.00477f43
jmp 0x460d6b
mov eax, dword [esp + 0x80]
mov ecx, esi
push eax
push edi
call fcn.0045f9f0
test eax, eax
jne 0x460cfc
mov ecx, esi
call fcn.0045faf0
push edi
add esi, 0x38
push 0x547af8
push esi
call fcn.00475da2
add esp, 0xc
jmp 0x460d6b
push 0xdc
mov ecx, esi
mov dword [esi + 4], 1
call fcn.00461a20
test eax, eax
je 0x460d64
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.00460e40
test eax, eax
jne 0x460d80
push edi
lea eax, [esi + 0x38]
push 0x547ad4
push eax
call fcn.00475da2
add esp, 0xc
mov ecx, esi
call fcn.004611a0
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 0x460e28
mov ecx, dword [0x5480a0]
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.00475da2
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.0045faa0
test eax, eax
jne 0x460dea
push 0x547ab8
lea ecx, [esi + 0x38]
call fcn.00477f43
jmp 0x460dfa
push 0xfa
mov ecx, esi
call fcn.00461a20
test eax, eax
jne 0x460e17
mov ecx, esi
call fcn.004611a0
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.00477e06
jmp 0x460d6b
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.00477e06
mov ecx, dword [esp + 0x6c]
pop edi
mov eax, 1
pop esi
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
Function at 0x47a1ad
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x47a1e5
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.00478261
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00478239
jmp 0x47a1f1
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x47b89b
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 0x47b8dd
call fcn.00481610
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x47b8dd
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x47b8d4
xor eax, eax
jmp 0x47b8e5
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0047b8eb
pop edi
pop esi
pop ebx
ret 4

Function at 0x481b40
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 0x481b6e
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x481b8c
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00481aa6
jmp 0x481b8c
mov eax, dword [esi + 0x14]
test eax, eax
je 0x481b8c
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00481aa6
test edi, edi
mov eax, edi
jne 0x481b76
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x427160
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a680b
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.004991bf
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4271e2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00496c3d
mov eax, dword [eax]
push 0x4ef1f4
push eax
call fcn.00488d34
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0049944a
test bl, bl
je 0x4271e2
push 0x4ef1f4
lea ecx, [esp + 0xc]
call fcn.00499826
push 0x4f2d84
lea ecx, [esp + 0xc]
call fcn.00499826
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 0x42721e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0049944a
jmp 0x4272e9
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 0x4272a2
lea edx, [esp + 0x7c]
push 0x4f2d80
push edx
call fcn.00488d34
add esp, 8
test eax, eax
je 0x4272a2
lea eax, [esp + 0x7c]
push 0x4f2d7c
push eax
call fcn.00488d34
add esp, 8
test eax, eax
je 0x4272a2
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 0x427232
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.0049944a
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 0x427ae0
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 0x427b42
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 0x427b50
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a688b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4ff750]
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 0x427c88
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x427bb6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0049944a
xor eax, eax
jmp 0x427cff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004995d3
push esi
lea ecx, [esp + 0xc]
call fcn.00499862
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 0x427cdd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocStringLen
call fcn.00427ae0
test eax, eax
jne 0x427cdd
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.00427ae0
test eax, eax
jne 0x427cdd
lea eax, [esp + 0x14]
push 0x4f2d98
push eax
call fcn.00489ee0
mov esi, eax
add esp, 8
test esi, esi
jne 0x427cbc
lea ecx, [esp + 0x14]
push 0x4f2d94
push ecx
call fcn.00489e60
mov esi, eax
add esp, 8
test esi, esi
jne 0x427cbc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x427cbf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00499583
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x427bce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0049944a
xor eax, eax
jmp 0x427cff
mov byte [esi], 0
push 0x4f2d90
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.0049944a
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 0x43a390
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 0x43a3fe
cmp si, 0x69
ja 0x43a3fe
add esi, 0xffd0
cmp si, 0x11
je 0x43a3ce
push 0x11
call edi
test ax, ax
jge 0x43a3ce
or esi, 0x2000
cmp si, 0x10
je 0x43a3e3
push 0x10
call edi
test ax, ax
jge 0x43a3e3
or esi, 0x4000
cmp si, 0x12
je 0x43a3f8
push 0x12
call edi
test ax, ax
jge 0x43a3f8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43a40b
mov esi, 0xbd
jmp 0x43a3bf
cmp si, 0x6e
jne 0x43a418
mov esi, 0xbe
jmp 0x43a3bf
cmp si, 0x6f
jne 0x43a3b9
mov esi, 0xbf
jmp 0x43a3bf

Function at 0x43bbc0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x510548]
xor edx, edx
cmp eax, edx
jne 0x43bbe6
xor eax, eax
mov byte [eax + 0x510448], al
inc eax
cmp eax, 0x100
jl 0x43bbce
mov dword [0x510548], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x510448
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x43bc77
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 0x43bc4a
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 0x43bc18
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x43bc80
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 0x43bcd3
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 0x43bcba
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