joyce8/EMBER2024-capa huggingface dataset:
Function at 0x439d30
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x480ca8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.00479eba
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004396d0
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.00479de8
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.004766ac
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.004766ac
push 1
push 0
push 0
mov ecx, esi
call fcn.00476654
push 1
push 0
push 1
mov ecx, esi
call fcn.00476654
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00479f2c
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x439eb0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x480cc8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.00479eba
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004396d0
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.00479de8
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x439f74
cmp dword [esp + 0x40], 1
jne 0x439f72
cmp ecx, eax
jge 0x439f74
mov eax, ecx
cmp eax, 0xc8
jge 0x439f80
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.00439d30
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00479f2c
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x43a700
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x480d33
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.00474acc
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], vtable.CBrush.0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.0047a162
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.0047b67e
test eax, eax
je 0x43a81c
mov ecx, dword [esp + 0x3c]
call fcn.0047a18f
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x43a7e0
push edi
mov ecx, esi
call fcn.004777f6
mov ecx, esi
call fcn.0043a980
cmp dword [esp + 0x38], 1
jne 0x43a815
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.00477931
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x43d240
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x43d273
push esi
call fcn.00440340
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x43d26c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x43d2f9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x43d2e2
mov eax, dword [esi + 8]
test eax, eax
je 0x43d297
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x43d2de
cmp eax, 2
je 0x43d2e2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x43d28a
cmp eax, 3
je 0x43d2bd
cmp eax, 1
jne 0x43d28a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x43d28a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x43d28a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0043d320
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x43d308
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0043d320
add esp, 4
pop esi
ret

Function at 0x448e50
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x448ef3
test eax, eax
jbe 0x448ef3
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x448ef3
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x448e9e
xor esi, esi
jmp 0x448ea4
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x448ecf
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.00405800
add esi, eax
push esi
mov ebx, esi
call fcn.00405800
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x448eb0
pop ebp
test edi, edi
pop edi
jne 0x448ef3
test ebx, ebx
je 0x448ef3
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.00463cc0
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x449035
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x44914d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x44914d
mov eax, dword [esi + 0x3c]
push eax
call fcn.00474f1e
mov esi, eax
test esi, esi
je 0x44914d
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x44914d
mov ecx, esi
call fcn.00448fa0
cmp edi, eax
jge 0x44914d
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x4490d3
mov dword [esp + 0x34], 1
jmp 0x44912e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x44914d
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.00448580
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc

Function at 0x44dd40
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xbf9934]
xor edx, edx
cmp eax, edx
jne 0x44dd66
xor eax, eax
mov byte [eax + 0xbf9834], al
inc eax
cmp eax, 0x100
jl 0x44dd4e
mov dword [0xbf9934], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xbf9834
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x44ddf7
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 0x44ddca
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 0x44dd98
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret
Function at 0x44de70
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 0x44dec3
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 0x44deaa
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 0x454870
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4813ee
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.00455190
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0xbc08d4
call fcn.0047325c
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x454903
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.0047325c
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4548fc
push 0
mov ecx, eax
call fcn.0044b970
mov dword [esi + 0xc], eax
jmp 0x454905
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x454905
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8

Function at 0x4758c2
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4758fa
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.00473976
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0047394e
jmp 0x475906
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x476fb0
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 0x476ff2
call fcn.0047ca64
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x476ff2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x476fe9
xor eax, eax
jmp 0x476ffa
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00477000
pop edi
pop esi
pop ebx
ret 4
Function at 0x47cf94
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 0x47cfc2
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x47cfe0
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0047cefa
jmp 0x47cfe0
mov eax, dword [esi + 0x14]
test eax, eax
je 0x47cfe0
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0047cefa
test edi, edi
mov eax, edi
jne 0x47cfca
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x55ae9d
Capabilities:
Execute anti-debugging instructions

Disassembly:
push dword [esp + 2]
lea esp, [esp + 0xd]
lea esp, [esp + 2]
mov byte [esp], ah
jmp 0x55aef6
inc bx
jge 0x55af27
jl 0x55af27
sahf
push es
xchg esp, eax
push cs
int 0x2c
mov ebx, 0x78bd4e2b
push ds
imul ecx, dword [eax - reloc.RASAPI32.dll_RasHangUpA], 0x9c542464
lea esp, [esp + 0x54]
pushfd
rdtsc
not bh
bswap eax
jmp 0x55aec2
push edx
mov dword [esp], eax
pop word [esp]
lea esp, [esp]
lea esp, [esp + 3]
mov dword [esp + 0x54], edi
jmp 0x55aeda
jmp 0x55af63
lea esi, [esp]
mov bl, 0x60
neg cx
jle 0x55af3a
jg 0x55af42
int 0x57
invalid
mov edi, dword [esp + 0x28]
rcl ax, cl
jno 0x55af0b
xchg dx, si
xchg dh, al
setge ah
jmp 0x55af0d
inc bx
jmp 0x55afab
inc bx
mov bp, 0xb4a7
jmp 0x55afaf
not bh
mov eax, ebp
mov al, byte [esp]
not dx
mov ecx, edi
add eax, ebp
jmp 0x55afb9
xchg dx, si
xchg dh, al
setge ah
jmp 0x55af0d
ror bh, 3
rdtsc
not ebx
jmp 0x55ac64
mov bp, 0xb4a7
sub esp, 0xc0
mov ebp, esp
jmp 0x55af4a
ja 0x55af94
ror bh, 3
rdtsc
jmp 0x55b0f8

Function at 0x55b0ba
Capabilities:
Execute anti-debugging instructions

Disassembly:
inc bx
rcr ebx, 0xf
call fcn.0055b0c5
test eax, 0x2247488
mov byte [esp + 2], dh

Function at 0x55b0c5
Capabilities:
Execute anti-debugging instructions

Disassembly:
mov dword [esp + 6], esi
lea esp, [esp + 9]
call fcn.0055ae9d
mov byte [esp + 2], dh
xchg ah, bl
xchg dword [esp + 4], edi
jmp 0x55b0ff
lea ebx, [esp + ebp]
bsr bx, bp
bswap eax
bts eax, edx
bswap eax
lea edi, [edi - 0x74]
call fcn.0055b1a9
test byte [edx], dl
and bh, 0x12
movsb byte es:[edi], byte [esi]
push es
xchg edi, eax
pop es
bound edx, qword [ecx + 0x54258a5d]
lea esp, [esp + 2]
mov dword [esp + 0x58], esi
pushal
lea esp, [esp + 0xf]
jmp 0x55aeb5

Function at 0x62670e
Capabilities:
Parse pe header

Disassembly:
push edx
jmp 0x626785
pushal
mov byte [esp + 0x15], bh
call fcn.00626762

Function at 0x626726
Capabilities:
Parse pe header

Disassembly:
mov dword [esp + 0x50], esi
call fcn.00626730
mov dword [esp], ebp
push esp
lea esp, [esp + 3]
jmp 0x626705

Function at 0x626730
Capabilities:
Parse pe header

Disassembly:
pop word [esp]
mov byte [esp], bh
push word [esp + 1]
lea esp, [esp + 3]
call fcn.0062670e
push ds
cdq
or dword [eax - 0x65], ebp
jo 0x6267bc
cli
push 0x5b18fa0f
mov dl, 0x8d
and al, 1
fstp dword [esi + reloc.RASAPI32.dll_RasHangUpA]
add byte [eax], al

Function at 0x626762
Capabilities:
Access peb ldr_data
Parse pe header

Disassembly:
call fcn.0062513a
pushal
lea esp, [esp + 1]
mov dword [esp + 0x98], edi
lea esp, [esp + 0x98]
jmp 0x6267be
mov eax, dword [eax + 8]
jmp 0x6267cc
mov eax, dword [eax]
jmp 0x62678f
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0x1c]
jmp 0x6267a7
push eax
jmp 0x625135
Function at 0x409cf0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46949b
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.0045dafe
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x409d72
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045b8f0
mov eax, dword [eax]
push 0x480200
push eax
call fcn.0044dba4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045dd89
test bl, bl
je 0x409d72
push 0x480200
lea ecx, [esp + 0xc]
call fcn.0045e119
push 0x483d7c
lea ecx, [esp + 0xc]
call fcn.0045e119
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 0x409dae
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045dd89
jmp 0x409e79
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 0x409e32
lea edx, [esp + 0x7c]
push 0x483d78
push edx
call fcn.0044dba4
add esp, 8
test eax, eax
je 0x409e32
lea eax, [esp + 0x7c]
push 0x483d74
push eax
call fcn.0044dba4
add esp, 8
test eax, eax
je 0x409e32
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 0x409dc2
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.0045dd89
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 0x40a670
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 0x40a6d2
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 0x40a6e0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46951b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x48a554]
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 0x40a818
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40a746
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045dd89
xor eax, eax
jmp 0x40a88f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045dec6
push esi
lea ecx, [esp + 0xc]
call fcn.0045e155
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x483db4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40a86d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040a670
test eax, eax
jne 0x40a86d
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 closesocket
mov ecx, edi
call fcn.0040a670
test eax, eax
jne 0x40a86d
lea eax, [esp + 0x14]
push 0x483d90
push eax
call fcn.0044ebe0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40a84c
lea ecx, [esp + 0x14]
push 0x483d8c
push ecx
call fcn.0044eb60
mov esi, eax
add esp, 8
test esi, esi
jne 0x40a84c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40a84f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045de76
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40a75e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045dd89
xor eax, eax
jmp 0x40a88f
mov byte [esi], 0
push 0x483d88
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.0045dd89
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 0x41b420
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 0x41b48e
cmp si, 0x69
ja 0x41b48e
add esi, 0xffd0
cmp si, 0x11
je 0x41b45e
push 0x11
call edi
test ax, ax
jge 0x41b45e
or esi, 0x2000
cmp si, 0x10
je 0x41b473
push 0x10
call edi
test ax, ax
jge 0x41b473
or esi, 0x4000
cmp si, 0x12
je 0x41b488
push 0x12
call edi
test ax, ax
jge 0x41b488
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41b49b
mov esi, 0xbd
jmp 0x41b44f
cmp si, 0x6e
jne 0x41b4a8
mov esi, 0xbe
jmp 0x41b44f
cmp si, 0x6f
jne 0x41b449
mov esi, 0xbf
jmp 0x41b44f

Function at 0x41cb40
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x49ac70]
xor edx, edx
cmp eax, edx
jne 0x41cb66
xor eax, eax
mov byte [eax + 0x49ab70], al
inc eax
cmp eax, 0x100
jl 0x41cb4e
mov dword [0x49ac70], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x49ab70
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41cbf7
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 0x41cbca
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 0x41cb98
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41cc70
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 0x41ccc3
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 0x41ccaa
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