joyce8/EMBER2024-capa huggingface dataset:
Function at 0x40eb30
Capabilities:
Inspect section memory permissions

Disassembly:
push ebp
mov ebp, esp
lea esp, [esp - 0x7c]
push ebx
push esi
push edi
mov dword [ebp - 0x24], 1
mov dword [ebp - 0x20], 8
mov dword [ebp - 0x1c], 2
mov dword [ebp - 0x18], 4
mov dword [ebp - 0x14], 0x10
mov dword [ebp - 0x10], pe_nt_image_headers32
mov dword [ebp - 0xc], 0x20
mov dword [ebp - 8], 0x40
mov ecx, dword [eax + 0x30]
mov dword [ebp - 0x7c], 0
mov dword [ebp - 0x78], eax
mov edx, dword [eax + 0x30]
mov eax, dword [ecx + 0x3c]
lea eax, [edx + eax]
movzx edx, word [eax + 6]
add eax, 0xf8
mov dword [ebp - 0x74], eax
lea eax, [edx - 1]
mov dword [ebp - 0x70], eax
mov dword [ebp - 0x6c], 0
mov eax, dword [ebp - 0x70]
cmp eax, dword [ebp - 0x6c]
jb 0x40ecb5
sub dword [ebp - 0x6c], 1
lea esi, [esi]
add dword [ebp - 0x6c], 1
imul eax, dword [ebp - 0x6c], 0x28
mov edx, dword [ebp - 0x74]
lea esi, [eax + edx]
lea edi, [ebp - 0x4c]
mov ecx, 0xa
rep movsd dword es:[edi], dword [esi]
mov eax, dword [ebp - 0x44]
mov edx, dword [ebp - 0x7c]
or edx, eax
mov dword [ebp - 0x58], edx
mov eax, dword [ebp - 0x3c]
mov dword [ebp - 0x50], eax
test dword [ebp - 0x50], 0xffffffff
je 0x40eca9
mov ebx, dword [ebp - 0x28]
mov eax, ebx
and eax, 0x2000000
je 0x40ec0c
push 0x4000
push dword [ebp - 0x50]
push dword [ebp - 0x58]
mov esi, dword [ebp - 0x78]
call dword [esi + 8]
jmp 0x40eca9
mov eax, ebx
and eax, 0x20000000
je 0x40ec1e
mov dword [ebp - 0x68], 1
jmp 0x40ec25
mov dword [ebp - 0x68], 0
mov eax, ebx
and eax, 0x40000000
je 0x40ec37
mov dword [ebp - 0x64], 1
jmp 0x40ec3e
mov dword [ebp - 0x64], 0
mov eax, ebx
and eax, 0x80000000
je 0x40ec50
mov dword [ebp - 0x60], 1
jmp 0x40ec57
mov dword [ebp - 0x60], 0
mov eax, ebx
and eax, 0x4000000
je 0x40ec69
mov dword [ebp - 0x5c], 1
jmp 0x40ec70
mov dword [ebp - 0x5c], 0
mov eax, dword [ebp - 0x68]
shl eax, 4
lea eax, [ebp + eax - 0x24]
mov edx, dword [ebp - 0x64]
lea ecx, [eax + edx*8]
mov eax, dword [ebp - 0x60]
mov eax, dword [ecx + eax*4]
mov dword [ebp - 0x54], eax
cmp dword [ebp - 0x5c], 1
jne 0x40ec96
or dword [ebp - 0x54], 0x200
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x54]
push dword [ebp - 0x50]
push dword [ebp - 0x58]
mov esi, dword [ebp - 0x78]
call dword [esi + 4]
mov eax, dword [ebp - 0x70]
cmp eax, dword [ebp - 0x6c]
ja 0x40ebb4
pop edi
pop esi
pop ebx
leave
ret

Function at 0x414df3
Capabilities:
Encode data using xor

Disassembly:
xor dword [edi], eax
add edi, 4
cmp edi, esi
jne fcn.00414df3
ret
Function at 0x8de27c
Capabilities:
Encode data using xor

Disassembly:
pushal
call 0x8de282
pop ebp
sub ebp, 6
sub ebp, 0x4de27c
jmp 0x8de2e0
jmp 0x8de2e9
mov eax, 0x4de27c
add eax, ebp
add eax, 0x93
mov ecx, 0x630
mov edx, 0xfe6ff6e4
xor byte [eax], dl
inc eax
dec ecx
jne 0x8de300
jmp 0x8de313
mov fs, word [esp + ecx*4 - 0x1b1b0b1c]
mov esp, fs
sub al, cl
in al, 0x65
adc al, 0x65
dec ebx
push ebp
adc al, 0x65
dec ebx
push ebp
xlatb
and al, 0xb4
sbb esi, dword [ecx - 0x28]
lds esp, [eax + 0x296fb4e4]
outsd dx, dword [esi]
insd dword es:[edi], dx
fsub st(4)
in al, 0xe4
and eax, 0xe4e4e41c
out 0x29, eax
pop esp
loop 0x8de32c
in al, 0xe4
pop esi
int3
Function at 0x1013c94
Capabilities:
Get common file path

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x41c
mov eax, dword [0x101647c]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 4], eax
lea eax, [ebp - 0x210]
push eax
push 0x20a
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
test eax, eax
je 0x1013d7c
push ebx
lea eax, [ebp - 0x210]
push 0x5c
push eax
call dword [sym.imp.msvcrt.dll__mbsrchr]
xor ebx, ebx
cmp eax, ebx
pop ecx
pop ecx
je 0x1013ce8
cmp byte [eax + 1], bl
jne 0x1013ce8
mov byte [eax], bl
push ebx
lea eax, [ebp - 0x210]
push eax
call fcn.01013a71
test eax, eax
jne 0x1013d07
push 1
lea eax, [ebp - 0x210]
push eax
call fcn.01013b49
cmp dword [ebp + 0xc], 0x104
jb 0x1013d28
push edi
push ebx
push esi
lea eax, [ebp - 0x210]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
test eax, eax
jne 0x1013d78
xor eax, eax
jmp 0x1013d7b
lea eax, [ebp - 0x41c]
push eax
push ebx
push esi
lea eax, [ebp - 0x210]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
test eax, eax
jne 0x1013d4a
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x1013d24
lea eax, [ebp - 0x41c]
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
cmp cl, bl
jne 0x1013d53
sub eax, edx
lea ecx, [eax + 1]
cmp ecx, dword [ebp + 0xc]
ja 0x1013d24
mov eax, ecx
shr ecx, 2
lea esi, [ebp - 0x41c]
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
xor eax, eax
inc eax
pop ebx
mov ecx, dword [ebp - 4]
pop edi
pop esi
call fcn.01011c2a
leave
ret 0xc

Function at 0x433005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
mov eax, section..text
nop
mov ebx, 0x40de38
nop
mov ecx, 0x77c87085
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
je 0x43304e
xor dword [eax], ecx
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
jne 0x433024
nop
nop
nop
mov eax, section..rdata
nop
mov ebx, 0x4304d8
mov ecx, 0xf6e57de
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
je 0x433084
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
add eax, 4
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x43306c
nop
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x431219
Function at 0x113f844
Capabilities:
Encode data using xor

Disassembly:
jmp 0x113f84e
pushal
call 0x113f854
pop ebp
sub ebp, 0x10
sub ebp, 0xd3f844
jmp 0x113f86a
mov eax, 0xd3f844
add eax, ebp
add eax, 0x4c
mov ecx, 0x5bc
mov edx, 0xb9eb4b9
xor byte [eax], dl
inc eax
dec ecx
jne 0x113f881
jmp 0x113f894
xor dh, byte [edx + esi + 0x30]
test dword [ecx + 0x7838b9b9], edi
inc ecx
mov ecx, 0x74bab9b9
add dword [edi + 0x3b9b9b9], edi
xchg ecx, eax
mov ecx, 0x5b4eb9b9
mov edx, 0xb5383271
mov ecx, 0x7cbab9b9
jmp 0x46b1d5f3

Function at 0x438860
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x22000]
push edi
or ebp, 0xffffffff
jmp 0x438882
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x438889
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x438878
pushfd
xor eax, eax
inc eax
popfd
add ebx, ebx
jne 0x43889b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x438890
jne 0x4388ac
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x438890
xor ecx, ecx
sub eax, 3
jb 0x4388c0
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x438932
mov ebp, eax
add ebx, ebx
jne 0x4388cb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x4388d8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x4388fc
inc ecx
add ebx, ebx
jne 0x4388e8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x4388dd
jne 0x4388f9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4388dd
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x43891c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x43890d
jmp 0x43887e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x43891c
add edi, ecx
jmp 0x43887e
pop esi
mov edi, esi
mov ecx, 0xe0e
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x43893a
cmp byte [edi], 0xa
jne 0x43893a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov eax, ebx
loop 0x43893f
lea edi, [esi + 0x36000]
mov eax, dword [edi]
test eax, eax
je 0x4389b7
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x3820c]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x382ac]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x43896c
push edi
pop ecx
jns 0x43899b
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x382b0]
test eax, eax
je 0x4389b1
mov dword [ebx], eax
add ebx, 4
jmp 0x438989
call dword [esi + 0x382b4]
popal
jmp 0x41be59
Function at 0x4062da
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x406319
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x406319
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x406319
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x406319
cmp dword [ecx + 0x74], 0xe
jbe 0x406319
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x40ef50
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0xb000]
push edi
or ebp, 0xffffffff
jmp 0x40ef72
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x40ef79
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x40ef68
mov eax, 1
add ebx, ebx
jne 0x40ef8b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x40ef80
jne 0x40ef9c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x40ef80
xor ecx, ecx
sub eax, 3
jb 0x40efb0
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x40f022
mov ebp, eax
add ebx, ebx
jne 0x40efbb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x40efc8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x40efec
inc ecx
add ebx, ebx
jne 0x40efd8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x40efcd
jne 0x40efe9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x40efcd
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x40f00c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x40effd
jmp 0x40ef6e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x40f00c
add edi, ecx
jmp 0x40ef6e
pop esi
mov edi, esi
mov ecx, 0x15
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x40f02a
cmp byte [edi], 3
jne 0x40f02a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x40f02f
lea edi, [esi + 0xc000]
mov eax, dword [edi]
or eax, eax
je 0x40f09e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x13eec]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x13f6c]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x40f05c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x13f74]
or eax, eax
je 0x40f098
mov dword [ebx], eax
add ebx, 4
jmp 0x40f079
call dword [esi + 0x13f70]
mov ebp, dword [esi + 0x13f78]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1f7]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x40f0d2
sub esp, 0xffffff80
jmp 0x40129f
Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
nop
push 4
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x430072
nop
mov ebx, 0x408f6c
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
nop
nop
push eax
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
mov esi, 0x3ea3714b
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x430060
nop
nop
mov eax, section..data
nop
cmp eax, 0
nop
nop
nop
nop
nop
nop
nop
je 0x4300d2
nop
mov ebx, 0x42e3d0
mov ecx, ebx
nop
nop
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x7e54266b
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
loop 0x4300c0
nop
nop
nop
nop
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x8de3a8
Capabilities:
Encode data using xor

Disassembly:
pushal
call 0x8de3ae
pop ebp
sub ebp, 6
sub ebp, 0x4de3a8
jmp 0x8de40c
jmp 0x8de415
mov eax, 0x4de3a8
add eax, ebp
add eax, 0x93
mov ecx, 0x638
mov edx, 0xf9eb95aa
xor byte [eax], dl
inc eax
dec ecx
jne 0x8de42c
jmp 0x8de43f
shr dl, 0xc2
stosb byte es:[edi], al
mov edx, 0xaac2aaaa
xchg byte [edx - 0xa4aa5d5], ch
sar dword [eax - 0xa4aa5d5], cl
sar dword [eax + 0x55fa6a99], cl
aas
xchg esi, eax
mov ebp, esi
stosb byte es:[edi], al
cli
and dword [edi + 0x21], esp
and edx, dword [esi + 0x2baaaaaa]
imul edx, dword [edx - 0x56], 0xffffffaa
stosb byte es:[edi], al
test eax, 0xaaac1267
stosb byte es:[edi], al
stosb byte es:[edi], al
adc byte [edx + 0x5daaaaaa], al
dec eax
test eax, 0xa62b2162
stosb byte es:[edi], al
stosb byte es:[edi], al
stosb byte es:[edi], al
test eax, 0x9c2fa6f
xchg ebx, eax
mov dword [0xa8c2aa], eax
out dx, al
stosb byte es:[edi], al
stosd dword es:[edi], eax
xchg byte [esi - 0x5555553e], cl
stosb byte es:[edi], al
inc edx
scasd eax, dword es:[edi]
stosb byte es:[edi], al
stosb byte es:[edi], al
stosb byte es:[edi], al
inc ebx
sub byte [edx + 0x21ffaaaa], 0x46
and dword [edi], ebp
mov byte [0x21aaaaaa], al
aas
cmpsb byte [esi], byte es:[edi]
stosb byte es:[edi], al
stosb byte es:[edi], al
stosb byte es:[edi], al
and dword [edi], esp
mov edx, 0x6baaaaaa
inc ebx
test al, 0x9b
test al, 0x29
push 0x2fa5e3ae
pop esi
push ebp
push ebp
push ebp
imul dword [eax - 0x5a]
stosb byte es:[edi], al
and dword [esi], esp
mov gs, word [esi - 0x3d555556]
or dword [ebx - 0x573d555d], edx
add dh, ch
stosb byte es:[edi], al
stosd dword es:[edi], eax
xchg byte [esi - 0x5550bd05], cl
stosb byte es:[edi], al
stosb byte es:[edi], al
inc ebx
jmp 0x8de491
Function at 0x409f18
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
xor eax, eax
mov edx, eax
push esi
mov esi, dword [ebp + 8]
and ecx, 0xfffffffc
jbe 0x409f5c
rol eax, 5
xor eax, dword [edx + esi]
add edx, 4
imul eax, eax, 0x9e3779b9
rol eax, 5
xor eax, 4
imul eax, eax, 0x9e3779b9
cmp edx, ecx
jb 0x409f2b
jmp 0x409f5c
movsx ecx, byte [edx + esi]
rol eax, 5
xor eax, ecx
imul eax, eax, 0x9e3779b9
inc edx
cmp edx, dword [ebp + 0xc]
jb 0x409f4c
pop esi
pop ebp
ret

Function at 0x40ae7c
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
push 1
lea esi, [ebx - 1]
push 0x2000
not esi
push ebx
and esi, 0xf0deafff
push esi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, eax
cmp edi, esi
jne 0x40aeb1
mov eax, esi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x24]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
cmp esi, dword [ebp - 0x18]
jb 0x40aedb
lea eax, [esi + ebx]
cmp eax, dword [ebp - 0x18]
jb 0x40aedb
test edi, edi
je 0x40aea8
push 0x8000
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
jmp 0x40aea8
test edi, edi
je 0x40aee3
mov eax, edi
jmp 0x40aeaa
push 1
push 0x2000
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
test eax, eax
jne 0x40aeaa
mov esi, 0xc3
push esi
push str.c:_builds_moz2_slave_m_in_w32_d_0000000000000000000_build_src_mfbt_Poison.cpp
push str.no_usable_poison_region_identified
call fcn.0040ea73
add esp, 0xc
int3
Function at 0x4035dd
Capabilities:
Acquire debug privileges

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 1
mov eax, str.SeDebugPrivilege
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
push 1
push dword [ebp + 8]
call fcn.0040361f
mov dword [ebp - 8], eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x403611
push ebx
call fcn.0040544c
add esp, 4
mov eax, dword [ebp - 8]
jmp 0x403619
mov esp, ebp
pop ebp
ret 8
Function at 0x40d9e0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4970db
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.0048bc98
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40da62
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00489b72
mov eax, dword [eax]
push 0x503cac
push eax
call fcn.0047bd24
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048bf23
test bl, bl
je 0x40da62
push 0x503cac
lea ecx, [esp + 0xc]
call fcn.0048c2b3
push 0x503cb8
lea ecx, [esp + 0xc]
call fcn.0048c2b3
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 0x40da9e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048bf23
jmp 0x40db69
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 0x40db22
lea edx, [esp + 0x7c]
push 0x503cb4
push edx
call fcn.0047bd24
add esp, 8
test eax, eax
je 0x40db22
lea eax, [esp + 0x7c]
push 0x503cb0
push eax
call fcn.0047bd24
add esp, 8
test eax, eax
je 0x40db22
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 0x40dab2
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.0048bf23
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 0x40e370
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 0x40e3d2
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 0x40e3e0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x49715b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x513098]
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 0x40e518
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40e446
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048bf23
xor eax, eax
jmp 0x40e58f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0048c060
push esi
lea ecx, [esp + 0xc]
call fcn.0048c2ef
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 0x40e56d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0040e370
test eax, eax
jne 0x40e56d
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 accept
mov ecx, edi
call fcn.0040e370
test eax, eax
jne 0x40e56d
lea eax, [esp + 0x14]
push 0x503cc8
push eax
call fcn.0047cda0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40e54c
lea ecx, [esp + 0x14]
push 0x503cc4
push ecx
call fcn.0047cd20
mov esi, eax
add esp, 8
test esi, esi
jne 0x40e54c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40e54f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0048c010
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40e45e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048bf23
xor eax, eax
jmp 0x40e58f
mov byte [esi], 0
push 0x503cc0
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.0048bf23
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 0x41edd0
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 0x41ee3e
cmp si, 0x69
ja 0x41ee3e
add esi, 0xffd0
cmp si, 0x11
je 0x41ee0e
push 0x11
call edi
test ax, ax
jge 0x41ee0e
or esi, 0x2000
cmp si, 0x10
je 0x41ee23
push 0x10
call edi
test ax, ax
jge 0x41ee23
or esi, 0x4000
cmp si, 0x12
je 0x41ee38
push 0x12
call edi
test ax, ax
jge 0x41ee38
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41ee4b
mov esi, 0xbd
jmp 0x41edff
cmp si, 0x6e
jne 0x41ee58
mov esi, 0xbe
jmp 0x41edff
cmp si, 0x6f
jne 0x41edf9
mov esi, 0xbf
jmp 0x41edff

Function at 0x420710
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x523810]
xor edx, edx
cmp eax, edx
jne 0x420736
xor eax, eax
mov byte [eax + 0x523710], al
inc eax
cmp eax, 0x100
jl 0x42071e
mov dword [0x523810], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x523710
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4207c7
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 0x42079a
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 0x420768
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x420840
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 0x420893
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 0x42087a
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