joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ea7c0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push esi
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
jle 0x4ea88d
mov esi, dword [ebp + 8]
test esi, esi
je 0x4ea88d
push ebx
mov ebx, edi
sar edi, 2
and ebx, 3
test edi, edi
jle 0x4ea814
jmp 0x4ea7f0
movzx ecx, word [esi]
dec edi
movzx edx, word [esi + 2]
add eax, ecx
mov ecx, eax
add esi, 4
shl ecx, 5
xor edx, ecx
shl edx, 0xb
xor eax, edx
mov ecx, eax
shr ecx, 0xb
add eax, ecx
test edi, edi
jg 0x4ea7f0
dec ebx
je 0x4ea84a
dec ebx
je 0x4ea837
dec ebx
jne 0x4ea85c
movzx ecx, word [esi]
add eax, ecx
movsx ecx, byte [esi + 2]
shl ecx, 2
xor ecx, eax
shl ecx, 0x10
xor eax, ecx
mov ecx, eax
shr ecx, 0xb
jmp 0x4ea85a
movzx ecx, word [esi]
add eax, ecx
mov ecx, eax
shl ecx, 0xb
xor eax, ecx
mov ecx, eax
shr ecx, 0x11
jmp 0x4ea85a
movsx ecx, byte [esi]
add eax, ecx
mov ecx, eax
shl ecx, 0xa
xor eax, ecx
mov ecx, eax
shr ecx, 1
add eax, ecx
lea ecx, [eax*8]
xor eax, ecx
mov ecx, eax
shr ecx, 5
add eax, ecx
mov ecx, eax
shl ecx, 4
xor eax, ecx
mov ecx, eax
shr ecx, 0x11
add eax, ecx
mov ecx, eax
shl ecx, 0x19
xor eax, ecx
mov ecx, eax
pop ebx
shr ecx, 6
pop edi
add eax, ecx
pop esi
pop ebp
ret
pop edi
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4ea910
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
lea eax, [ebp - 4]
mov dword [ebp - 4], 0
push eax
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0x200000
push 0
call fcn.004c4fe9
add esp, 0x18
mov esi, eax
push dword [ebp + 0x10]
push esi
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
test esi, esi
jne 0x4ea94f
lea eax, [esi + 1]
pop esi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4f20b0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [0x66ba64]
sub esp, 0x190
inc eax
mov dword [0x66ba64], eax
cmp eax, 1
jne 0x4f20db
lea eax, [ebp - 0x190]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
mov esp, ebp
pop ebp
ret
Function at 0x411a90
Capabilities:
Persist via run registry key

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x42bb81
mov eax, dword fs:[0]
push eax
sub esp, 0x418
mov eax, dword [0x43c1b0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
xor eax, eax
push 0x206
push eax
lea ecx, [ebp - 0x216]
push ecx
mov word [ebp - 0x218], ax
call fcn.00427f20
mov esi, dword [0x42e598]
push 0x208
lea edx, [ebp - 0x218]
push edx
push 0x4303bc
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun360Disabled
push 0x80000002
call esi
add esp, 0x20
cmp word [ebp - 0x218], 0
jne 0x411c5b
push 0x208
lea eax, [ebp - 0x218]
push eax
push 0x4303bc
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000002
call esi
add esp, 0x14
cmp word [ebp - 0x218], 0
jne 0x411c5b
push 0x208
lea ecx, [ebp - 0x218]
push ecx
push 0x4303bc
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000001
call esi
add esp, 0x14
cmp word [ebp - 0x218], 0
jne 0x411c5b
xor edx, edx
push 0x206
push edx
lea eax, [ebp - 0x41e]
push eax
mov word [ebp - 0x420], dx
call fcn.00427f20
mov edx, dword [0x43c17c]
mov eax, dword [edx + 0xc]
add esp, 0xc
mov ecx, 0x43c17c
call eax
add eax, 0x10
mov dword [ebp - 0x424], eax
mov dword [ebp - 4], 1
push 0x104
lea ecx, [ebp - 0x420]
push ecx
push 0
call dword [0x42e204]
lea edx, [ebp - 0x420]
push edx
push str.__s___AutoRun
lea edi, [ebp - 0x424]
call fcn.0040d8a0
mov edi, dword [ebp - 0x424]
mov ebx, dword [0x42e5bc]
push edi
push 0x4303bc
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000002
call ebx
push 0x208
lea ecx, [ebp - 0x218]
push ecx
push 0x4303bc
xor eax, eax
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000002
mov word [ebp - 0x218], ax
call esi
add esp, 0x2c
cmp word [ebp - 0x218], 0
jne 0x411c38
push edi
push 0x4303bc
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000001
call ebx
add esp, 0x10
mov dword [ebp - 4], 0xffffffff
lea eax, [edi - 0x10]
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x411c5b
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004279be
mov esp, ebp
pop ebp
ret
Function at 0x420740
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x42c6b2
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
push esi
push edi
mov eax, dword [0x43c1b0]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
mov edi, ecx
push edi
call dword [0x42e39c]
test eax, eax
je 0x4207f4
mov dword [esp + 0xc], 0
mov dword [esp + 0x30], 1
lea eax, [esp + 0xc]
push eax
push 0x42ff1c
push 0x17
push 0
push 0x42ec58
call dword [0x42e648]
mov esi, eax
test esi, esi
jns 0x4207d5
mov dword [esp + 0x30], 0xffffffff
mov eax, dword [esp + 0xc]
test eax, eax
je 0x4207bf
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov eax, esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
cmp dword [esp + 0xc], 0
jne 0x42080d
mov dword [esp + 0x30], 0xffffffff
mov eax, dword [esp + 0xc]
test eax, eax
je 0x4207f4
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov eax, 0x80004005
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
lea esi, [esp + 0x14]
call fcn.00404820
mov byte [esp + 0x30], 4
mov esi, dword [esp + 0x14]
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x10]
push eax
sub esp, 0x10
mov eax, esp
mov dword [eax], esi
mov esi, dword [esp + 0x2c]
mov dword [eax + 4], esi
mov esi, dword [esp + 0x30]
mov dword [esp + 0x24], 0
mov edx, dword [ecx]
mov dword [eax + 8], esi
mov esi, dword [esp + 0x34]
push ecx
mov ecx, dword [edx + 0xe8]
mov dword [eax + 0xc], esi
call ecx
mov esi, eax
test esi, esi
jns 0x420872
mov byte [esp + 0x30], 1
lea edx, [esp + 0x14]
push edx
call dword [0x42e340]
jmp 0x4207a7
cmp word [esp + 0x10], 0
jne 0x4208b5
mov byte [esp + 0x30], 1
lea eax, [esp + 0x14]
push eax
call dword [0x42e340]
mov dword [esp + 0x30], 0xffffffff
lea ecx, [esp + 0xc]
push ecx
call fcn.004075f0
mov eax, 0x80004005
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
mov edx, dword [esp + 0xc]
mov eax, dword [ebp + 8]
push edx
push eax
call fcn.00420930
mov esi, eax
test esi, esi
jns 0x4208f0
mov byte [esp + 0x30], 1
lea ecx, [esp + 0x14]
push ecx
call dword [0x42e340]
mov dword [esp + 0x30], 0xffffffff
lea edx, [esp + 0xc]
push edx
call fcn.004075f0
jmp 0x4207bf
mov byte [esp + 0x30], 1
lea eax, [esp + 0x14]
push eax
call dword [0x42e340]
mov dword [esp + 0x30], 0xffffffff
lea ecx, [esp + 0xc]
push ecx
call fcn.004075f0
xor eax, eax
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x421760
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x42c44a
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
push esi
push edi
mov eax, dword [0x43c1b0]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
lea esi, [esp + 0x14]
call fcn.00421490
mov dword [esp + 0x30], 0
mov eax, dword [ebp + 8]
push eax
push 0x4315c0
lea edi, [esp + 0x24]
mov dword [esp + 0x28], 2
call fcn.0040d8a0
add esp, 8
lea ecx, [esp + 0x10]
push ecx
call fcn.004216d0
mov byte [esp + 0x30], 1
mov eax, dword [eax]
push 1
push eax
call dword [0x42e5d4]
add esp, 8
mov byte [esp + 0x30], 0
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4217fb
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x30], 0xffffffff
lea ecx, [esp + 0x14]
push ecx
call fcn.00421610
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x422040
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x42c44a
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
push esi
push edi
mov eax, dword [0x43c1b0]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
lea esi, [esp + 0x14]
call fcn.00421490
mov dword [esp + 0x30], 0
mov eax, dword [ebp + 8]
push eax
push 0x4315c0
lea edi, [esp + 0x24]
mov dword [esp + 0x28], 3
call fcn.0040d8a0
add esp, 8
lea ecx, [esp + 0x10]
push ecx
call fcn.004216d0
mov byte [esp + 0x30], 1
mov eax, dword [eax]
push 1
push eax
call dword [0x42e5d4]
add esp, 8
mov byte [esp + 0x30], 0
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4220db
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x30], 0xffffffff
lea ecx, [esp + 0x14]
push ecx
call fcn.00421610
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x422100
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x42c44a
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
push esi
push edi
mov eax, dword [0x43c1b0]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
lea esi, [esp + 0x14]
call fcn.00421490
mov dword [esp + 0x30], 0
mov eax, dword [ebp + 8]
push eax
push 0x4315c0
lea edi, [esp + 0x24]
mov dword [esp + 0x28], 5
call fcn.0040d8a0
add esp, 8
lea ecx, [esp + 0x10]
push ecx
call fcn.004216d0
mov byte [esp + 0x30], 1
mov eax, dword [eax]
push 1
push eax
call dword [0x42e5d4]
add esp, 8
mov byte [esp + 0x30], 0
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42219b
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x30], 0xffffffff
lea ecx, [esp + 0x14]
push ecx
call fcn.00421610
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x422f70
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x42ac7f
mov eax, dword fs:[0]
push eax
push ecx
mov eax, dword [0x43c1b0]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 8]
xor ecx, ecx
lea edx, [eax + 8]
mov dword [eax + 4], ecx
mov dword [ebp - 0x10], edx
mov dword [edx + 0xc], ecx
mov dword [ebp - 4], 1
mov dword [eax + 0x18], ecx
mov dword [eax + 0x1c], ecx
mov dword [ebp - 4], 2
mov edx, dword [0x42e530]
mov dword [eax + 0x20], edx
mov dword [ebp - 4], 3
mov dword [eax], 0x431b8c
mov dword [ebp - 4], 4
mov dword [eax + 0x28], vtable.CSkinCmdTarget.0
mov byte [ebp - 4], 5
mov dword [eax], 0x431b68
mov dword [eax + 0x28], 0x431b7c
mov dword [eax + 0x38], ecx
mov dword [eax + 0x3c], ecx
lea edx, [eax + 0x44]
mov dword [eax + 0x40], ecx
mov dword [ebp - 0x10], edx
mov dword [edx], ecx
mov byte [ebp - 4], 7
mov dword [eax + 0x48], ecx
mov dword [eax + 0x4c], ecx
mov byte [ebp - 4], 8
mov dword [eax + 0x30], ecx
mov byte [eax + 0x34], cl
mov dword [ebp - 4], 0xffffffff
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov esp, ebp
pop ebp
ret 4
Function at 0x424a10
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0xc]
test esi, esi
jne 0x424a1f
xor eax, eax
pop esi
ret 0xc
mov eax, dword [section..data]
test eax, eax
je 0x424a2d
call fcn.004248c0
mov edx, dword [esp + 0x10]
cmp edx, 8
mov eax, dword [esp + 8]
not eax
jb 0x424b21
push ebx
push edi
mov edi, edx
shr edi, 3
xor ecx, ecx
mov cl, byte [esi]
mov ebx, eax
shr ebx, 8
sub edx, 8
xor ecx, eax
and ecx, 0xff
mov eax, dword [ecx*4 + 0x43d830]
xor eax, ebx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x43d830]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x43d830]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x43d830]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x43d830]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x43d830]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x43d830]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x43d830]
shr eax, 8
xor eax, ecx
inc esi
dec edi
jne 0x424a47
pop edi
pop ebx
test edx, edx
je 0x424b41
xor ecx, ecx
mov cl, byte [esi]
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x43d830]
shr eax, 8
xor eax, ecx
inc esi
dec edx
jne 0x424b25
not eax
pop esi
ret 0xc
Function at 0x4244c0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a607b
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.00496ee8
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x424542
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004947a1
mov eax, dword [eax]
push 0x4f3220
push eax
call fcn.004869c4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00497173
test bl, bl
je 0x424542
push 0x4f3220
lea ecx, [esp + 0xc]
call fcn.00497503
push 0x4f6da4
lea ecx, [esp + 0xc]
call fcn.00497503
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 0x42457e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00497173
jmp 0x424649
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 0x424602
lea edx, [esp + 0x7c]
push 0x4f6da0
push edx
call fcn.004869c4
add esp, 8
test eax, eax
je 0x424602
lea eax, [esp + 0x7c]
push 0x4f6d9c
push eax
call fcn.004869c4
add esp, 8
test eax, eax
je 0x424602
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 0x424592
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.00497173
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 0x425d30
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 0x425d92
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 0x425da0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a621b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4fe698]
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 0x425ed8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x425e06
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00497173
xor eax, eax
jmp 0x425f4f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004972b0
push esi
lea ecx, [esp + 0xc]
call fcn.0049753f
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 0x425f2d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00425d30
test eax, eax
jne 0x425f2d
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 SysReAllocString
mov ecx, edi
call fcn.00425d30
test eax, eax
jne 0x425f2d
lea eax, [esp + 0x14]
push 0x4f6db8
push eax
call fcn.00487ad0
mov esi, eax
add esp, 8
test esi, esi
jne 0x425f0c
lea ecx, [esp + 0x14]
push 0x4f6db4
push ecx
call fcn.00487a50
mov esi, eax
add esp, 8
test esi, esi
jne 0x425f0c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x425f0f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00497260
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x425e1e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00497173
xor eax, eax
jmp 0x425f4f
mov byte [esi], 0
push 0x4f6db0
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.00497173
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 0x437900
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 0x43796e
cmp si, 0x69
ja 0x43796e
add esi, 0xffd0
cmp si, 0x11
je 0x43793e
push 0x11
call edi
test ax, ax
jge 0x43793e
or esi, 0x2000
cmp si, 0x10
je 0x437953
push 0x10
call edi
test ax, ax
jge 0x437953
or esi, 0x4000
cmp si, 0x12
je 0x437968
push 0x12
call edi
test ax, ax
jge 0x437968
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43797b
mov esi, 0xbd
jmp 0x43792f
cmp si, 0x6e
jne 0x437988
mov esi, 0xbe
jmp 0x43792f
cmp si, 0x6f
jne 0x437929
mov esi, 0xbf
jmp 0x43792f

Function at 0x439130
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x50f0e0]
xor edx, edx
cmp eax, edx
jne 0x439156
xor eax, eax
mov byte [eax + 0x50efe0], al
inc eax
cmp eax, 0x100
jl 0x43913e
mov dword [0x50f0e0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x50efe0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4391e7
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 0x4391ba
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 0x439188
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x439260
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 0x4392b3
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 0x43929a
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
Function at 0x43fcf0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x43fe88
cmp ebp, ebx
jle 0x43fe88
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x43fd4e
dec eax
or eax, 0xfffffff8
inc eax
je 0x43fd55
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x43fd64
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x43fd6b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00496eb4
add esp, 4
cmp eax, ebx
je 0x43fd8c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.00496eb4
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x43fe7e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x43fe65
mov al, byte [edx]
cmp al, 0xc0
jbe 0x43fe51
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x43fe46
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x43fe54
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x43fe54
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x43fdf0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x43fde1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret