joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42ea50
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
sub esp, 0x44
push ebx
mov ebx, ecx
xor edx, edx
push ebp
push esi
push edi
mov dword [ebx + 0x3bad4], 0
lea esi, [ebx + 0x8c]
mov dword [ebx + 0x3bad0], 0
mov dword [esp + 0x1c], ebx
mov dword [ebx + 0x4c], 0
mov dword [ebx + 0x68], 0
mov dword [ebx + 0x3c], 0
mov dword [ebx + 0x48], 0x20
mov dword [ebx + 0x70], 1
mov dword [ebx + 0x64], 4
mov dword [ebx + 0x74], 0
nop word [eax + eax]
mov ecx, edx
lea esi, [esi + 4]
and ecx, 1
mov eax, edx
shr eax, 1
neg ecx
and ecx, 0xedb88320
inc edx
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov dword [esi - 4], eax
cmp edx, 0x100
jb 0x42eab0
lea edx, [esp + 0x20]
mov dword [esp + 0x20], 5
mov ecx, ebx
mov dword [esp + 0x44], 0
mov dword [esp + 0x24], 0
mov dword [esp + 0x4c], 0xffffffff
mov dword [esp + 0x40], 0xffffffff
mov dword [esp + 0x3c], 0xffffffff
mov dword [esp + 0x38], 0xffffffff
mov dword [esp + 0x34], 0xffffffff
mov dword [esp + 0x30], 0xffffffff
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x28], 0xffffffff
mov dword [esp + 0x48], 0
call fcn.0042c450
lea edx, [ebx + 0x304a0]
mov eax, 2
mov word [edx], 0x100
mov ebx, eax
mov dword [esp + 0x18], edx
mov dword [esp + 0x14], eax
nop
mov ecx, ebx
mov ebp, 1
sar ecx, 1
dec ecx
shl ebp, cl
test ebp, ebp
je 0x42ec0c
lea edi, [eax + edx]
mov ecx, ebp
mov al, bl
mov edx, dword [esp + 0x18]
movzx eax, al
mov esi, ecx
imul eax, eax, 0x1010101
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, esi
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x14]
add eax, ebp
mov dword [esp + 0x14], eax
inc ebx
cmp ebx, 0x16
jl 0x42ebd0
mov ebx, dword [esp + 0x1c]
mov edi, 8
nop dword [eax + eax]
xor edx, edx
mov eax, edi
lea esi, [edx + 4]
nop word [eax + eax]
imul eax, eax
add edx, edx
cmp eax, 0x10000
jb 0x42ec4a
nop dword [eax]
shr eax, 1
inc edx
cmp eax, 0x10000
jae 0x42ec40
sub esi, 1
jne 0x42ec30
mov eax, edi
mov ecx, 0xa1
shr eax, 4
sub ecx, edx
add edi, 0x10
mov dword [ebx + eax*4 + 0x30ca0], ecx
cmp edi, 0x800
jb 0x42ec20
pop edi
mov dword [ebx + 0x323ac], esi
mov dword [ebx + 0x3bb14], esi
pop esi
pop ebp
pop ebx
add esp, 0x44
ret
Function at 0x42fc30
Capabilities:
Encrypt data using rc4 prga

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x14]
push ebp
push edi
mov ebp, ecx
xor edi, edi
mov eax, dword [eax]
and eax, 7
mov dword [esp + 0x10], ebp
cmp edx, 5
jae 0x42fc53
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret
push ebx
add edx, 0xfffffffc
or ebx, 0xffffffff
add edx, ebp
push esi
mov dword [esp + 0x10], edx
lea esi, [edi + ebp]
cmp esi, edx
jae 0x42fc77
mov cl, byte [esi]
and cl, 0xfe
cmp cl, 0xe8
je 0x42fc77
inc esi
cmp esi, edx
jb 0x42fc68
mov edi, esi
sub edi, ebp
mov ecx, edi
sub ecx, ebx
cmp esi, edx
jae 0x42fd82
cmp ecx, 3
jbe 0x42fcb5
xor eax, eax
mov cl, byte [esi + 4]
mov ebx, edi
mov dword [esp + 0x14], ebx
test cl, cl
je 0x42fcf1
cmp cl, 0xff
je 0x42fcf1
mov edx, dword [esp + 0x10]
and eax, 3
add eax, eax
mov ecx, 1
or eax, 1
add edi, ecx
jmp 0x42fc61
dec ecx
shl eax, cl
and eax, 7
je 0x42fc8e
cmp byte [eax + 0x492d60], 0
je 0x42fce1
movzx ecx, byte [eax + 0x492d68]
mov edx, esi
sub edx, ecx
mov cl, byte [edx + 4]
test cl, cl
je 0x42fcdd
cmp cl, 0xff
jne 0x42fc8e
mov edx, dword [esp + 0x10]
and eax, 3
mov ebx, edi
add eax, eax
or eax, 1
inc edi
jmp 0x42fc61
movzx edx, cl
movzx ecx, byte [esi + 3]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 1]
shl edx, 8
or edx, ecx
nop
lea ebx, [edx + 5]
add ebx, edi
test eax, eax
je 0x42fd4a
movzx ebp, byte [eax + 0x492d68]
mov ecx, 0x18
shl ebp, 3
mov edx, ebx
sub ecx, ebp
shr edx, cl
test dl, dl
je 0x42fd37
cmp dl, 0xff
jne 0x42fd4a
mov ecx, 0x20
mov edx, 1
sub ecx, ebp
shl edx, cl
dec edx
xor edx, ebx
jmp 0x42fd10
mov ebp, dword [esp + 0x18]
mov ecx, ebx
mov edx, dword [esp + 0x10]
shr ecx, 0x18
and cl, 1
mov byte [esi + 1], bl
neg cl
mov byte [esi + 4], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [esi + 3], cl
mov ecx, ebx
mov ebx, dword [esp + 0x14]
shr ecx, 8
mov byte [esi + 2], cl
mov ecx, 5
add edi, ecx
jmp 0x42fc61
pop esi
pop ebx
cmp ecx, 3
jbe 0x42fd99
mov ecx, dword [esp + 0x1c]
xor eax, eax
mov dword [ecx], eax
mov eax, edi
pop edi
pop ebp
add esp, 0xc
ret
dec ecx
shl eax, cl
mov ecx, dword [esp + 0x1c]
and eax, 7
mov dword [ecx], eax
mov eax, edi
pop edi
pop ebp
add esp, 0xc
ret
Function at 0x4426e0
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
test edx, edx
jne 0x4426eb
xor eax, eax
pop ebp
ret
pop ebp
jmp fcn.00442700
Function at 0x4454c0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
test edx, edx
jne 0x4454c7
xor eax, eax
ret
push esi
mov esi, dword [esp + 8]
not ecx
cmp esi, 8
jb 0x445587
push edi
mov edi, esi
shr edi, 3
nop dword [eax]
movzx eax, byte [edx]
sub esi, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 1]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 2]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 3]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 4]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 5]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 6]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
movzx eax, byte [edx + 7]
add edx, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
sub edi, 1
jne 0x4454e0
pop edi
test esi, esi
je 0x4455aa
nop dword [eax + eax]
movzx eax, byte [edx]
lea edx, [edx + 1]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4957d0]
sub esi, 1
jne 0x445590
not ecx
mov eax, ecx
pop esi
ret
Function at 0x445940
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, ecx
push edi
mov edi, dword [esi + 0x18]
test edi, edi
je 0x445a00
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x20]
push ebx
mov ebx, dword [esp + 0x18]
push ebp
lea ecx, [eax + ebx]
cmp ecx, edx
jb 0x4459e2
lea edi, [edx + edx]
push 0
cmp edi, ecx
cmovbe edi, ecx
push edi
push 0
push 4
push 0
push 0xffffffffffffffff
mov dword [esp + 0x34], edi
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov ebp, eax
test ebp, ebp
je 0x4459a4
push edi
push 0
push 0
push 0xf001f
push ebp
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov edi, eax
test edi, edi
jne 0x4459b1
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebp
pop ebx
pop edi
mov eax, 0x300
pop esi
pop ecx
ret 8
push dword [esi + 0x20]
push dword [esi + 0x18]
push edi
call fcn.00456f30
add esp, 0xc
push dword [esi + 0x18]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x1c]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 0x1c]
mov dword [esi + 0x18], edi
mov dword [esi + 4], ebp
push ebx
push dword [esp + 0x1c]
lea ecx, [edi + eax]
push ecx
call fcn.00456f30
add esp, 0xc
mov eax, ebx
add dword [esi + 0x1c], ebx
pop ebp
pop ebx
pop edi
pop esi
pop ecx
ret 8
mov eax, dword [esi]
test eax, eax
je 0x445a2e
push 0
lea ecx, [esp + 0xc]
mov dword [esp + 0xc], 0
push ecx
push dword [esp + 0x1c]
push dword [esp + 0x1c]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 8]
pop edi
pop esi
pop ecx
ret 8
pop edi
mov dword [esi + 0xc], 0x1000000
xor eax, eax
pop esi
pop ecx
ret 8

Function at 0x445c20
Capabilities:
Read file on windows

Disassembly:
push ecx
push ebx
push esi
push edi
mov edi, ecx
mov edx, dword [edi + 0x64]
test edx, edx
je 0x445c75
mov ecx, dword [edi + 0x6c]
mov ebx, dword [edi + 0x68]
cmp ecx, ebx
jae 0x445cbf
mov esi, dword [esp + 0x14]
lea eax, [ecx + edx]
sub ebx, ecx
cmp ebx, dword [esp + 0x18]
cmova ebx, dword [esp + 0x18]
push ebx
push eax
push esi
call fcn.00456f30
mov ecx, dword [edi + 0x58]
mov edx, esi
add dword [edi + 0x6c], ebx
add dword [edi + 0x54], ebx
push ebx
call fcn.004454c0
add esp, 0x10
mov dword [edi + 0x58], eax
mov eax, ebx
pop edi
pop esi
pop ebx
pop ecx
ret 8
mov eax, dword [edi + 0x5c]
test eax, eax
je 0x445cb8
mov ebx, dword [esp + 0x14]
lea ecx, [esp + 0xc]
push 0
push ecx
push dword [esp + 0x20]
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x445cbf
mov esi, dword [esp + 0xc]
mov edx, ebx
mov ecx, dword [edi + 0x58]
add dword [edi + 0x54], esi
push esi
call fcn.004454c0
add esp, 4
mov dword [edi + 0x58], eax
mov eax, esi
pop edi
pop esi
pop ebx
pop ecx
ret 8
mov dword [edi + 0xc], 0x1000000
pop edi
pop esi
xor eax, eax
pop ebx
pop ecx
ret 8
Function at 0x447750
Capabilities:
Read file on windows

Disassembly:
sub esp, 0xc
mov eax, dword [0x4a8068]
xor eax, esp
mov dword [esp + 8], eax
mov eax, dword [esp + 0x18]
push ebx
push ebp
mov ebp, ecx
mov dword [esp + 8], eax
push esi
mov esi, dword [esp + 0x20]
xor ebx, ebx
push edi
cmp dword [ebp + 0x10], 0xffffffff
mov edi, dword [esp + 0x20]
je 0x4477d2
mov ecx, 0x100000
nop dword [eax]
nop word [eax + eax]
cmp esi, 0x100000
mov dword [esp + 0x14], 0
push 0
mov eax, esi
cmova eax, ecx
lea ecx, [esp + 0x18]
push ecx
push eax
push edi
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [esp + 0x14]
add ebx, ecx
test eax, eax
je 0x4477d2
test ecx, ecx
je 0x4477ce
add edi, ecx
sub esi, ecx
mov ecx, 0x100000
jne 0x447790
xor eax, eax
jmp 0x4477d7
mov eax, 1
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x4477e1
mov dword [ecx], ebx
mov ecx, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00455137
add esp, 0xc
ret 0xc
Function at 0x447c40
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4836c8
mov eax, dword fs:[0]
push eax
sub esp, 0x18
mov eax, dword [0x4a8068]
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
mov edi, ecx
cmp byte [edi], 0
mov ecx, dword [ebp + 8]
mov dword [ebp - 0x24], ecx
jne 0x447db7
test ecx, ecx
je 0x447db7
mov ebx, dword [ebp + 0xc]
test ebx, ebx
je 0x447db7
mov eax, dword [edi + 4]
lea esi, [edi + 4]
cmp eax, dword [esi + 4]
jne 0x447cf9
cmp ebx, 0x40
jb 0x447cd5
mov eax, 0x5a4d
cmp word [ecx], ax
jne 0x447ccb
mov edx, dword [ecx + 0x3c]
lea eax, [edx + 0xf8]
cmp ebx, eax
jb 0x447cd5
cmp dword [edx + ecx], 0x4550
mov byte [edi], 1
sete al
mov byte [edi + 1], al
jmp 0x447db7
mov word [edi], 1
jmp 0x447db7
lea eax, [ebp - 0x1d]
mov byte [ebp - 0x1d], 0
push eax
push esi
push ebx
mov ecx, esi
call fcn.00425f50
push ebx
push dword [ebp - 0x24]
push dword [esi]
call fcn.00456f30
add esp, 0xc
jmp 0x447db7
xorps xmm0, xmm0
mov dword [ebp - 0x14], 0
movq qword [ebp - 0x1c], xmm0
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x1c]
push esi
call fcn.00422820
mov esi, dword [ebp - 0x18]
lea eax, [ebp - 0x1d]
sub esi, dword [ebp - 0x1c]
lea ecx, [ebp - 0x1c]
push eax
push ecx
mov byte [ebp - 0x1d], 0
lea eax, [esi + ebx]
push eax
call fcn.00425f50
mov eax, dword [ebp - 0x1c]
push ebx
push dword [ebp - 0x24]
add eax, esi
push eax
call fcn.00456f30
mov eax, dword [ebp - 0x18]
add esp, 0xc
mov edx, dword [ebp - 0x1c]
mov ecx, edi
sub eax, edx
push eax
push edx
call fcn.00447c40
mov dword [ebp - 4], 0xffffffff
mov edx, dword [ebp - 0x1c]
test edx, edx
je 0x447db7
mov ecx, dword [ebp - 0x14]
mov eax, edx
sub ecx, edx
cmp ecx, 0x1000
jb 0x447d98
mov edx, dword [edx - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x447dd5
push ecx
push edx
call fcn.0045517d
add esp, 8
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
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.00455137
mov esp, ebp
pop ebp
ret 8
call fcn.0045b742
int3
Function at 0x447e20
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x120]
sub esp, 0x120
push 0xffffffffffffffff
push 0x483712
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
mov eax, dword [0x4a8068]
xor eax, ebp
mov dword [ebp + 0x11c], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
cmp dword [esi], 0
je 0x447e64
call fcn.00447fb0
cmp byte [0x4aa42c], 0
jne 0x447e77
mov eax, 0x80000001
jmp 0x447f8b
mov eax, dword [esi]
test eax, eax
jne 0x447ee2
push 8
call fcn.0045514d
mov edi, eax
mov dword [ebp - 0x10], edi
mov dword [ebp - 4], 0
push 1
call fcn.0045514d
mov dword [edi + 4], eax
push 0x118
push 0
mov byte [eax], 0
lea eax, [ebp + 4]
push eax
call fcn.004574b0
add esp, 0x14
mov dword [ebp], 0x11c
lea eax, [ebp]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x447ed1
cmp dword [ebp + 4], 6
mov eax, dword [edi + 4]
setae cl
mov byte [eax], cl
mov dword [ebp - 4], 0xffffffff
mov dword [esi], edi
mov dword [edi], 0
mov eax, dword [esi]
cmp dword [eax], 0
jne 0x447f7a
call fcn.0041b520
test al, al
jne 0x447f1c
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov ecx, dword [esi]
push eax
add ecx, 4
call fcn.0041b6b0
test al, al
je 0x447f7a
mov ecx, dword [esi]
add ecx, 4
call fcn.0041b040
call fcn.0041b520
test al, al
je 0x447f7a
push str.Advapi32.dll
lea ecx, [ebp - 0x28]
call fcn.004053a0
mov dword [ebp - 4], 2
lea eax, [ebp - 0x28]
push eax
call fcn.00419c10
mov ecx, eax
call fcn.00419cd0
mov edi, eax
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x28]
call fcn.004052c0
test edi, edi
je 0x447f7a
push str.RegOpenCurrentUser
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x447f7a
push dword [esi]
push 0x20019
call eax
test eax, eax
je 0x447f7a
mov eax, dword [esi]
mov dword [eax], 0
mov eax, dword [esi]
cmp dword [eax], 0
jne 0x447f89
mov dword [eax], 0x80000001
mov eax, dword [esi]
mov eax, dword [eax]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp + 0x11c]
xor ecx, ebp
call fcn.00455137
lea esp, [ebp + 0x120]
pop ebp
ret 4
Function at 0x449f30
Capabilities:
Get file size

Disassembly:
sub esp, 8
mov eax, dword [0x4a8068]
xor eax, esp
mov dword [esp + 4], eax
mov eax, dword [ecx]
push esi
push edi
mov edi, dword [esp + 0x14]
cmp eax, 0xffffffff
je 0x449f95
lea ecx, [esp + 8]
mov dword [esp + 8], 0
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x449f70
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x449f95
mov eax, dword [esp + 8]
xor ecx, ecx
add ecx, esi
mov dword [edi], ecx
adc eax, 0
mov dword [edi + 4], eax
mov al, 1
pop edi
pop esi
mov ecx, dword [esp + 4]
xor ecx, esp
call fcn.00455137
add esp, 8
ret 4
mov ecx, dword [esp + 0xc]
xor al, al
pop edi
pop esi
xor ecx, esp
call fcn.00455137
add esp, 8
ret 4

Function at 0x44a2b0
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x12c
mov eax, dword [0x4a8068]
xor eax, esp
mov dword [esp + 0x128], eax
push esi
push 0x110
lea eax, [esp + 0x18]
mov esi, ecx
push 0
push eax
call fcn.004574b0
add esp, 0xc
mov dword [esp + 0x10], 0x114
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x44a32e
cmp dword [esp + 0x14], 6
jb 0x44a32e
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0x207
push eax
push esi
push str.Progid
mov edx, str.SoftwareMicrosoftWindowsShellAssociationsUrlAssociationshttpUserChoice
mov ecx, 0x80000001
call fcn.0044a120
add esp, 0xc
test al, al
je 0x44a32e
cmp word [esi], 0
jne 0x44a386
lea eax, [esp + 8]
mov dword [esp + 8], 0x207
push eax
push esi
push 0
mov edx, str.http_shellopencommand
mov ecx, 0x80000000
call fcn.0044a120
add esp, 0xc
test al, al
je 0x44a35a
cmp word [esi], 0
jne 0x44a386
lea eax, [esp + 8]
mov dword [esp + 8], 0x207
push eax
push esi
push 0
mov edx, str.SoftwareClasses.html
mov ecx, 0x80000001
call fcn.0044a120
add esp, 0xc
test al, al
je 0x44a39b
cmp word [esi], 0
je 0x44a39b
mov al, 1
pop esi
mov ecx, dword [esp + 0x128]
xor ecx, esp
call fcn.00455137
mov esp, ebp
pop ebp
ret
mov ecx, dword [esp + 0x12c]
xor al, al
pop esi
xor ecx, esp
call fcn.00455137
mov esp, ebp
pop ebp
ret
Function at 0x44a920
Capabilities:
Check if file exists
Get file attributes
Query environment variable

Disassembly:
push ebp
lea ebp, [esp - 0x283c]
mov eax, 0x283c
call fcn.004560e0
push 0xffffffffffffffff
push 0x483d48
mov eax, dword fs:[0]
push eax
sub esp, 0x20
mov eax, dword [0x4a8068]
xor eax, ebp
mov dword [ebp + 0x2838], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
push 0x2000
xor ebx, ebx
lea eax, [ebp + 0x630]
push ebx
push eax
call fcn.004574b0
add esp, 0xc
mov eax, 0x22
mov word [ebp + 0x630], ax
test esi, esi
je 0x44ab21
mov edi, dword [sym.imp.KERNEL32.dll_lstrlenW]
push esi
call edi
cmp eax, 1
jl 0x44ab21
push esi
call edi
cmp eax, 0xffa
jge 0x44ab21
push esi
mov esi, dword [sym.imp.KERNEL32.dll_lstrcatW]
lea eax, [ebp + 0x630]
push eax
call esi
push 0x498a8c
lea eax, [ebp + 0x630]
push eax
call esi
push 0x498280
lea ecx, [ebp - 0x2c]
call fcn.004053a0
mov dword [ebp - 4], ebx
lea eax, [ebp - 0x2c]
push eax
call fcn.00419c10
mov ecx, eax
call fcn.00419cd0
mov esi, eax
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x2c]
call fcn.004052c0
test esi, esi
je 0x44ab21
push str.ShellExecuteW
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [ebp - 0x10], eax
test eax, eax
je 0x44ab21
lea ecx, [ebp]
call fcn.0044a3b0
xor edi, edi
lea esi, [ebp]
cmp word [esi], 0
je 0x44aa46
push 1
push 0
lea eax, [ebp + 0x630]
push eax
push esi
push str.open
push 0
call dword [ebp - 0x10]
cmp eax, 0x20
ja 0x44aa54
inc edi
add esi, 0x210
cmp edi, 3
jl 0x44aa25
jmp 0x44aa76
imul ebx, edi, 0x210
cmp dword [ebp + ebx + 0x208], 0
mov ebx, dword [ebp + ebx + 0x20c]
jne 0x44aa6e
add ebx, 0x10
test ebx, ebx
jne 0x44ab1d
mov edi, dword [ebp - 0x10]
lea eax, [ebp + 0x630]
push 1
push 0
push 0
push eax
push str.open
push 0
call edi
cmp eax, 0x20
ja 0x44ab18
mov dword [ebp - 0x14], str._programfiles_x86__Internet_Exploreriexplore.exe
xor esi, esi
mov dword [ebp - 0x10], str._programfiles_Internet_Exploreriexplore.exe
nop dword [eax + eax]
push 0x208
lea eax, [ebp + 0x2630]
push 0
push eax
call fcn.004574b0
add esp, 0xc
lea eax, [ebp + 0x2630]
push 0x103
push eax
push dword [ebp + esi*4 - 0x14]
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
lea eax, [ebp + 0x2630]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x44ab0e
push 1
push 0
lea eax, [ebp + 0x630]
push eax
lea eax, [ebp + 0x2630]
push eax
push str.open
push 0
call edi
cmp eax, 0x20
ja 0x44ab18
inc esi
cmp esi, 2
jb 0x44aab0
mov eax, ebx
jmp 0x44ab23
mov ebx, 0x10
mov eax, ebx
jmp 0x44ab23
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp + 0x2838]
xor ecx, ebp
call fcn.00455137
lea esp, [ebp + 0x283c]
pop ebp
ret
Function at 0x44e1d0
Capabilities:
Check os version

Disassembly:
sub esp, 0x118
mov eax, dword [0x4a8068]
xor eax, esp
mov dword [esp + 0x114], eax
push esi
mov esi, ecx
mov dword [esp + 4], 0x114
push 0x110
lea eax, [esp + 0xc]
push 0
push eax
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x18], 0
mov dword [esi + 0x1c], 0
mov dword [esi + 0x20], 0
mov dword [esi + 0x24], 0
mov dword [esi + 0x28], 0
mov byte [esi], 0
call fcn.004574b0
add esp, 0xc
lea eax, [esp + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
mov eax, esi
je 0x44e267
cmp dword [esp + 8], 6
jb 0x44e267
mov byte [esi], 1
mov ecx, dword [esp + 0x118]
pop esi
xor ecx, esp
call fcn.00455137
add esp, 0x118
ret

Function at 0x44e280
Capabilities:
Link many functions at runtime

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x484270
mov eax, dword fs:[0]
push eax
sub esp, 0x34
push ebx
push esi
push edi
mov eax, dword [0x4a8068]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
push str.wintrust.dll
lea ecx, [ebp - 0x28]
call fcn.004053a0
mov dword [ebp - 4], 0
lea eax, [ebp - 0x28]
push eax
call fcn.00419c10
mov ecx, eax
call fcn.00419cd0
mov ebx, eax
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x28]
call fcn.004052c0
push str.crypt32.dll
lea ecx, [ebp - 0x40]
call fcn.004053a0
mov dword [ebp - 4], 1
lea eax, [ebp - 0x40]
push eax
call fcn.00419c10
mov ecx, eax
call fcn.00419cd0
mov esi, eax
mov dword [ebp - 0x10], esi
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x40]
call fcn.004052c0
test ebx, ebx
je 0x44e395
test esi, esi
je 0x44e395
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.CryptCATAdminCalcHashFromFileHandle
push ebx
call esi
push str.CryptCATAdminAcquireContext
push ebx
mov dword [edi + 4], eax
call esi
push str.CryptCATAdminEnumCatalogFromHash
push ebx
mov dword [edi + 8], eax
call esi
push str.CryptCATCatalogInfoFromContext
push ebx
mov dword [edi + 0xc], eax
call esi
push str.CryptCATAdminReleaseCatalogContext
push ebx
mov dword [edi + 0x10], eax
call esi
push str.CryptCATAdminReleaseContext
push ebx
mov dword [edi + 0x14], eax
call esi
push str.WTHelperProvDataFromStateData
push ebx
mov dword [edi + 0x18], eax
call esi
push str.WTHelperGetProvSignerFromChain
push ebx
mov dword [edi + 0x1c], eax
call esi
push str.WinVerifyTrust
push ebx
mov dword [edi + 0x20], eax
call esi
push str.CertNameToStrW
push dword [ebp - 0x10]
mov dword [edi + 0x24], eax
call esi
mov dword [edi + 0x28], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x44f2a0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x80
push esi
mov dword [esp + 4], 0x10d040e
xor esi, esi
mov dword [esp + 8], 0x80b0f02
mov dword [esp + 0xc], 0xc060a03
mov dword [esp + 0x10], 0x7000905
mov dword [esp + 0x14], 0xe08010f
mov dword [esp + 0x18], 0x4030b06
mov dword [esp + 0x1c], 0xd020709
mov dword [esp + 0x20], 0xa05000c
mov dword [esp + 0x24], 0xe09000a
mov dword [esp + 0x28], 0x50f0306
mov dword [esp + 0x2c], 0x70c0d01
mov dword [esp + 0x30], 0x802040b
mov dword [esp + 0x34], 0x30e0d07
mov dword [esp + 0x38], 0xa090600
mov dword [esp + 0x3c], 0x5080201
mov dword [esp + 0x40], 0xf040c0b
mov dword [esp + 0x44], 0x1040c02
mov dword [esp + 0x48], 0x60b0a07
mov dword [esp + 0x4c], 0xf030508
mov dword [esp + 0x50], 0x90e000d
mov dword [esp + 0x54], 0xf0a010c
mov dword [esp + 0x58], 0x8060209
mov dword [esp + 0x5c], 0x4030d00
mov dword [esp + 0x60], 0xb05070e
mov dword [esp + 0x64], 0xe020b04
mov dword [esp + 0x68], 0xd08000f
mov dword [esp + 0x6c], 0x7090c03
mov dword [esp + 0x70], 0x1060a05
mov dword [esp + 0x74], 0x408020d
mov dword [esp + 0x78], 0x10b0f06
mov dword [esp + 0x7c], 0xe03090a
mov dword [esp + 0x80], 0x70c0005
nop dword [eax]
mov ecx, esi
mov edx, esi
sar ecx, 4
and edx, 0xf
movzx eax, byte [esp + ecx + 4]
shl al, 4
or al, byte [esp + edx + 0x14]
mov byte [esi + 0x4aa780], al
movzx eax, byte [esp + ecx + 0x24]
shl al, 4
or al, byte [esp + edx + 0x34]
mov byte [esi + 0x4aa480], al
movzx eax, byte [esp + ecx + 0x44]
shl al, 4
or al, byte [esp + edx + 0x54]
mov byte [esi + 0x4aa680], al
movzx eax, byte [esp + ecx + 0x64]
shl al, 4
or al, byte [esp + edx + 0x74]
mov byte [esi + 0x4aa580], al
inc esi
cmp esi, 0x100
jl 0x44f3b0
pop esi
add esp, 0x80
ret