joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b8df0
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 0x4b8f88
cmp ebp, ebx
jle 0x4b8f88
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 0x4b8e4e
dec eax
or eax, 0xfffffff8
inc eax
je 0x4b8e55
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, 0x80000001
jns 0x4b8e64
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4b8e6b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call 0x4fb9ff
add esp, 4
cmp eax, ebx
je 0x4b8e8c
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 0x4fb9ff
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 0x4b8f7e
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 0x4b8f65
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4b8f51
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4b8f46
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 0x4b8f54
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4b8f54
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4b8ef0
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 0x4b8ee1
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
Function at 0x4c0ba0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x482018
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x54
mov eax, dword [esp + 0x74]
mov edx, dword [esp + 0x6c]
push esi
mov esi, ecx
mov ecx, dword [esp + 0x74]
push edi
push eax
mov eax, dword [esp + 0x74]
push ecx
push edx
lea ecx, [esp + 0x14]
push eax
push ecx
mov ecx, esi
call fcn.004c1720
lea edx, [esp + 0x18]
push eax
push edx
call dword [fcn.00485634]
mov eax, dword [esp + 0x18]
xor edi, edi
xor ecx, ecx
cmp eax, edi
setl cl
dec ecx
xor edx, edx
and ecx, eax
mov eax, dword [esp + 0x1c]
cmp eax, edi
mov dword [esp + 0x18], ecx
setl dl
dec edx
and edx, eax
lea eax, [esp + 0x18]
push eax
mov dword [esp + 0x20], edx
call dword [fcn.00485440]
test eax, eax
je 0x4c0c49
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, eax
xor ecx, ecx
xor edx, edx
xor esi, esi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop ebx
pop edi
pop esi
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
lea ecx, [esp + 8]
push ecx
mov ecx, esi
call fcn.004c0830
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [fcn.00485474]
push edi
lea ecx, [esp + 0x4c]
call 0x502783
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], edi
call fcn.004cff00
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [fcn.004850d4]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [fcn.00485408]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [fcn.00485480]
mov esi, dword [esp + 0x6c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov edx, esi
mov dword [esp + 0x64], 0xffffffff
mov dword [edx], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 4], ecx
mov ecx, dword [esp + 0x34]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x48]
call 0x5027f5
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
Function at 0x4c1180
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x482040
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x4c
push ebx
push esi
push edi
mov esi, ecx
call fcn.004bed80
mov ebx, eax
test ebx, ebx
mov dword [esp + 0xc], ebx
jne 0x4c11d9
mov eax, dword [esp + 0x68]
xor ecx, ecx
mov ebx, eax
xor edx, edx
xor esi, esi
xor edi, edi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x4c]
mov dword fs:[0], ecx
add esp, 0x58
ret 0xc
push ebp
mov ecx, ebx
call fcn.004bc1e0
mov ebp, dword [esp + 0x70]
mov edi, eax
add edi, ebp
mov ecx, ebx
mov dword [esp + 0x28], edi
call fcn.004bc1d0
mov edx, dword [esp + 0x74]
mov ecx, esi
add eax, edx
mov dword [esp + 0x2c], eax
lea eax, [esp + 0x20]
push eax
call fcn.004c0830
mov ebp, dword [eax]
lea edx, [esp + 0x38]
push edx
mov ecx, dword [eax + 4]
mov eax, dword [esi + 0x1c]
push eax
mov dword [esp + 0x24], ecx
call dword [fcn.00485408]
push 0
lea ecx, [esp + 0x4c]
call 0x502783
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], 0
call fcn.004cff00
add esp, 0xc
lea ecx, [esp + 0x48]
push ecx
lea ecx, [esp + 0x18]
call fcn.004be7e0
mov eax, dword [esp + 0x50]
lea edx, [esp + 0x38]
push 2
push edx
push eax
mov byte [esp + 0x70], 1
call dword [fcn.004850d8]
mov ecx, ebx
call fcn.004bc150
mov ebx, eax
mov eax, edi
cmp eax, ebx
jge 0x4c12a4
push edi
mov ecx, esi
call fcn.004be8f0
push eax
push ebp
mov ecx, esi
call fcn.004beab0
cmp eax, dword [esp + 0x40]
jg 0x4c12a0
inc edi
mov ebp, eax
cmp edi, ebx
jl 0x4c127e
mov eax, ebx
jmp 0x4c12aa
cmp edi, ebx
jl 0x4c12a8
mov eax, ebx
jmp 0x4c12aa
mov eax, edi
lea ecx, [eax - 1]
mov eax, dword [esp + 0x28]
cmp eax, ecx
jle 0x4c12bb
mov dword [esp + 0x30], eax
jmp 0x4c12c6
cmp edi, ebx
jl 0x4c12c1
mov edi, ebx
dec edi
mov dword [esp + 0x30], edi
mov ecx, dword [esp + 0x10]
mov ebx, dword [esp + 0x1c]
call fcn.004bc110
mov ebp, eax
mov eax, dword [esp + 0x2c]
cmp eax, ebp
mov edi, eax
jge 0x4c130d
push edi
mov ecx, esi
call fcn.004be810
push eax
push ebx
mov ecx, esi
call fcn.004bebe0
cmp eax, dword [esp + 0x44]
jg 0x4c1305
inc edi
mov ebx, eax
cmp edi, ebp
jl 0x4c12df
mov eax, dword [esp + 0x2c]
mov ecx, ebp
jmp 0x4c1317
cmp edi, ebp
jl 0x4c1311
mov eax, dword [esp + 0x2c]
mov ecx, ebp
jmp 0x4c1317
mov eax, dword [esp + 0x2c]
mov ecx, edi
dec ecx
cmp eax, ecx
jle 0x4c1320
mov ecx, eax
jmp 0x4c1329
cmp edi, ebp
jl 0x4c1326
mov edi, ebp
lea ecx, [edi - 1]
mov esi, dword [esp + 0x6c]
mov edi, dword [esp + 0x28]
mov edx, esi
mov dword [edx], edi
mov dword [edx + 4], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x14]
call fcn.004be800
lea ecx, [esp + 0x48]
mov dword [esp + 0x64], 0xffffffff
call 0x5027f5
mov ecx, dword [esp + 0x5c]
pop ebp
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x58
ret 0xc
Function at 0x4d0560
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x482b28
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 [fcn.00485408]
push 0
lea ecx, [esp + 0x20]
call 0x502783
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004cff00
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 0x5026b1
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 0x4feea0
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 0x4feea0
push 1
push 0
push 0
mov ecx, esi
call 0x4fee48
push 1
push 0
push 1
mov ecx, esi
call 0x4fee48
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call 0x5027f5
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x4d06e0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x482b48
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 0x502783
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004cff00
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 0x5026b1
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [fcn.00485408]
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 0x4d07a4
cmp dword [esp + 0x40], 1
jne 0x4d07a2
cmp ecx, eax
jge 0x4d07a4
mov eax, ecx
cmp eax, 0xc8
jge 0x4d07b0
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004d0560
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [fcn.0048540c]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call 0x5027f5
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x4d0f20
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x482bb3
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 0x4fd2bb
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], 0x4b40a0
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], 0x4b2828
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 [0x4850a4]
push eax
mov ecx, edi
call 0x502a2b
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call 0x503f83
test eax, eax
je 0x4d103c
mov ecx, dword [esp + 0x3c]
call 0x502a58
mov ecx, dword [esi + 0x1c]
mov ebp, dword [fcn.004853e8]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x4d1000
push edi
mov ecx, esi
call 0x500022
mov ecx, esi
call fcn.004d11a0
cmp dword [esp + 0x38], 1
jne 0x4d1035
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 0x50018c
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 0x4d3a60
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4d3a93
push esi
call fcn.004d6b50
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4d3a8c
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 0x4d3b19
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4d3b02
mov eax, dword [esi + 8]
test eax, eax
je 0x4d3ab7
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 0x4d3afe
cmp eax, 2
je 0x4d3b02
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4d3aaa
cmp eax, 3
je 0x4d3add
cmp eax, 1
jne 0x4d3aaa
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 0x4d3aaa
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4d3aaa
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004d3b40
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4d3b28
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004d3b40
add esp, 4
pop esi
ret
Function at 0x409090
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4669cb
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.0045b6d0
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x409112
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004593e7
mov eax, dword [eax]
push 0xded1c0
push eax
call fcn.0044c2e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045b95b
test bl, bl
je 0x409112
push 0xded1c0
lea ecx, [esp + 0xc]
call fcn.0045bceb
push 0xdf0d20
lea ecx, [esp + 0xc]
call fcn.0045bceb
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 0x40914e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045b95b
jmp 0x409219
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 0x4091d2
lea edx, [esp + 0x7c]
push 0xdf0d1c
push edx
call fcn.0044c2e4
add esp, 8
test eax, eax
je 0x4091d2
lea eax, [esp + 0x7c]
push 0xdf0d18
push eax
call fcn.0044c2e4
add esp, 8
test eax, eax
je 0x4091d2
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 0x409162
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.0045b95b
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 0x409a10
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 0x409a72
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 0x409a80
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x466a4b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0xdf71f0]
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 0x409bb8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x409ae6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045b95b
xor eax, eax
jmp 0x409c2f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045ba98
push esi
lea ecx, [esp + 0xc]
call fcn.0045bd27
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 0x409c0d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push 0x80000000
call fcn.00409a10
test eax, eax
jne 0x409c0d
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 0x80000000
mov ecx, edi
call fcn.00409a10
test eax, eax
jne 0x409c0d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.0044d320
mov esi, eax
add esp, 8
test esi, esi
jne 0x409bec
lea ecx, [esp + 0x14]
push 0xdf0d30
push ecx
call fcn.0044d2a0
mov esi, eax
add esp, 8
test esi, esi
jne 0x409bec
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x409bef
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045ba48
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x409afe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045b95b
xor eax, eax
jmp 0x409c2f
mov byte [esi], 0
push 0xdf0d2c
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.0045b95b
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 0x41a1f0
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 0x41a25e
cmp si, 0x69
ja 0x41a25e
add esi, 0xffd0
cmp si, 0x11
je 0x41a22e
push 0x11
call edi
test ax, ax
jge 0x41a22e
or esi, 0x2000
cmp si, 0x10
je 0x41a243
push 0x10
call edi
test ax, ax
jge 0x41a243
or esi, 0x4000
cmp si, 0x12
je 0x41a258
push 0x12
call edi
test ax, ax
jge 0x41a258
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41a26b
mov esi, 0xbd
jmp 0x41a21f
cmp si, 0x6e
jne 0x41a278
mov esi, 0xbe
jmp 0x41a21f
cmp si, 0x6f
jne 0x41a219
mov esi, 0xbf
jmp 0x41a21f

Function at 0x41b910
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xe07840]
xor edx, edx
cmp eax, edx
jne 0x41b936
xor eax, eax
mov byte [eax + 0xe07740], al
inc eax
cmp eax, 0x100
jl 0x41b91e
mov dword [0xe07840], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xe07740
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41b9c7
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 0x41b99a
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 0x41b968
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41ba40
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 0x41ba93
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 0x41ba7a
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