joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4035ac
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x800008], 0x8088405
inc edx
mov dword [ebx + 0x800008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x41cf44
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push ebp
mov esi, dword [ebp - 4]
mov edi, dword [ebp - 8]
cld
mov dl, 0x80
mov al, byte [esi]
add esi, 1
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x41cf75
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cf5d
add dl, dl
jne 0x41cf80
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cfd1
xor eax, eax
add dl, dl
jne 0x41cf8d
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41d06e
add dl, dl
jne 0x41cf9c
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfa7
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfb2
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfbd
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x41cfc7
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x41cf6c
mov eax, 1
add dl, dl
jne 0x41cfdf
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfea
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cfd6
sub eax, ebx
mov ebx, 1
jne 0x41d01d
mov ecx, 1
add dl, dl
jne 0x41d003
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d00e
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cffa
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cf6c
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x41d034
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d03f
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41d02b
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cf6c
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x41d08f
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x41cf6c
pop ebp
sub edi, dword [ebp - 8]
mov dword [ebp - 0xc], edi
pop edi
pop esi
pop ebx
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret
Function at 0x41f0a0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
mov ebx, edx
xor edx, edx
push ebp
push 0x7e458e
push dword fs:[edx]
mov dword fs:[edx], esp
xor edx, edx
mov dword [ebp - 8], edx
mov esi, ebx
xor ecx, ecx
cmp byte [eax + 0x6a], 0
je 0x41f0ef
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [esi + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x88]
test edx, edx
je 0x41f10e
mov ecx, edx
add ecx, ebx
jmp 0x41f10e
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [esi + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x78]
test edx, edx
je 0x41f10e
mov ecx, edx
add ecx, ebx
test ecx, ecx
je 0x41f180
mov esi, dword [ecx + 0x18]
mov eax, dword [ecx + 0x1c]
add eax, ebx
mov dword [ebp - 0x10], eax
mov edi, dword [ecx + 0x20]
add edi, ebx
mov eax, dword [ecx + 0x24]
add eax, ebx
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 4]
cmp eax, 0xffff
jbe 0x41f169
test esi, esi
jbe 0x41f180
mov eax, dword [edi]
add eax, ebx
mov edx, dword [ebp - 4]
call fcn.004088ec
test eax, eax
jne 0x41f15b
mov eax, dword [ebp - 0xc]
movzx eax, word [eax]
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
jmp 0x41f180
add dword [ebp - 0xc], 2
add edi, 4
dec esi
test esi, esi
ja 0x41f138
jmp 0x41f180
mov edx, eax
sub edx, dword [ecx + 0x10]
cmp edx, dword [ecx + 0x14]
jae 0x41f180
mov eax, edx
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x7e4595
ret
Function at 0x4202d8
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], ebx
mov word [ebp - 4], cx
mov byte [ebp - 1], dl
xor eax, eax
push ebp
push 0x7e58f3
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp + 8]
call fcn.00404cd0
xor ebx, ebx
mov eax, ebx
and eax, 0x80000001
jns 0x420313
dec eax
or eax, 0xfffffffe
inc eax
test eax, eax
jne 0x42032c
lea eax, [ebp - 0x10]
mov edx, dword [0x80254c]
mov edx, dword [edx]
mov edx, dword [edx + 0xc]
call fcn.00404d30
jmp 0x42033f
lea eax, [ebp - 0x10]
mov edx, dword [0x80254c]
mov edx, dword [edx]
mov edx, dword [edx + 0x10]
call fcn.00404d30
lea eax, [ebp - 0x10]
mov edx, ebx
sar edx, 1
jns 0x42034b
adc edx, 0
mov edx, dword [edx*4 + 0x801378]
call fcn.00404f20
push 0
push 0x80
push 3
push 0
push 1
push 0x80000000
mov eax, dword [ebp - 0x10]
call fcn.00404f04
push eax
call fcn.00406b1c
mov esi, eax
cmp esi, 0xffffffff
je 0x4204c5
mov eax, 0x40
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0x40
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
cmp word [eax], 0x5a4d
jne 0x4204b8
push 0
push 0
mov eax, dword [eax + 0x3c]
push eax
push esi
call fcn.00406ddc
mov eax, edi
call fcn.00403288
mov eax, 0x18
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0x18
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
cmp dword [eax], 0x4550
jne 0x4204b8
add eax, 4
mov dword [ebp - 0xc], eax
cmp byte [ebp - 1], 0
je 0x420456
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x8664
jne 0x420456
mov eax, edi
call fcn.00403288
mov eax, 0xf0
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0xf0
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x420456
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x420456
mov eax, dword [eax + 0x10]
mov edx, dword [ebp + 0xc]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 0x10]
call fcn.00404d0c
cmp byte [ebp - 1], 0
jne 0x4204b8
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x14c
jb 0x4204b8
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x150
ja 0x4204b8
mov eax, edi
call fcn.00403288
mov eax, 0xe0
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0xe0
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x4204b8
mov eax, dword [eax + 0x10]
mov edx, dword [ebp + 0xc]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 0x10]
call fcn.00404d0c
mov eax, edi
call fcn.00403288
push esi
call fcn.00406ad4
mov eax, dword [ebp + 8]
mov eax, dword [eax]
xor edx, edx
call fcn.0040502c
jne 0x4204dd
inc ebx
cmp ebx, 0x19
jne 0x420305
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x7e58fa
lea eax, [ebp - 0x10]
call fcn.00404cd0
ret
Function at 0x423060
Capabilities:
Enumerate process modules

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x142c
call fcn.0040fce0
mov eax, dword [0x42dbf8]
xor eax, ebp
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x142c], ecx
mov dword [ebp - 8], 0
mov dword [ebp - 4], 0xffffff
mov eax, dword [ebp - 0x142c]
mov byte [eax + 0x1580], 0
lea ecx, [ebp - 0x414]
push ecx
push 0x400
lea edx, [ebp - 0x1418]
push edx
call sub.PSAPI.DLL_EnumProcesses
test eax, eax
je 0x4231e5
mov dword [ebp - 0x141c], 0
jmp 0x4230d3
mov eax, dword [ebp - 0x141c]
add eax, 1
mov dword [ebp - 0x141c], eax
mov ecx, dword [ebp - 0x414]
shr ecx, 2
cmp dword [ebp - 0x141c], ecx
jae 0x4231e5
mov edx, dword [ebp - 0x141c]
mov eax, dword [ebp + edx*4 - 0x1418]
push eax
push 0
push 0x410
call dword [sym.imp.KERNEL32.dll_OpenProcess]
mov dword [ebp - 0x1420], eax
cmp dword [ebp - 0x1420], 0
je 0x4231d3
lea ecx, [ebp - 0x1428]
push ecx
push 4
lea edx, [ebp - 0x1424]
push edx
mov eax, dword [ebp - 0x1420]
push eax
call sub.PSAPI.DLL_EnumProcessModules
test eax, eax
je 0x4231d3
push 0x400
lea ecx, [ebp - 0x410]
push ecx
mov edx, dword [ebp - 0x1424]
push edx
mov eax, dword [ebp - 0x1420]
push eax
call sub.PSAPI.DLL_GetModuleFileNameExA
mov dword [ebp - 0x418], 0
lea ecx, [ebp - 0x418]
push ecx
lea edx, [ebp - 0x410]
push edx
mov ecx, dword [ebp - 0x142c]
call fcn.00422990
movzx eax, al
test eax, eax
je 0x4231d3
cmp dword [ebp - 0x418], 0x34000
jne 0x4231d3
mov ecx, dword [ebp - 8]
add ecx, 1
mov dword [ebp - 8], ecx
mov edx, dword [ebp - 0x141c]
mov eax, dword [ebp + edx*4 - 0x1418]
cmp eax, dword [ebp - 4]
jae 0x4231ba
mov ecx, dword [ebp - 0x141c]
mov edx, dword [ebp + ecx*4 - 0x1418]
mov dword [ebp - 4], edx
mov eax, dword [ebp - 0x141c]
mov ecx, dword [ebp + eax*4 - 0x1418]
push ecx
mov ecx, dword [ebp - 0x142c]
call fcn.00422940
mov edx, dword [ebp - 0x1420]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x4230c4
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
cmp dword [ebp - 4], eax
jne 0x4231fd
mov eax, dword [ebp - 0x142c]
mov byte [eax + 0x1580], 1
cmp dword [ebp - 8], 4
jge 0x42320e
mov ecx, dword [ebp - 0x142c]
call fcn.00422cb0
mov ecx, dword [ebp - 0xc]
xor ecx, ebp
call fcn.0040e454
mov esp, ebp
pop ebp
ret

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x100ab490
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, 0xcccccccc
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov dword [ebp - 4], eax
mov eax, dword [0x1011d944]
xor eax, ebp
mov dword [ebp - 4], eax
mov byte [ebp - 0x18], 0x30
mov byte [ebp - 0x17], 0x31
mov byte [ebp - 0x16], 0x32
mov byte [ebp - 0x15], 0x33
mov byte [ebp - 0x14], 0x34
mov byte [ebp - 0x13], 0x35
mov byte [ebp - 0x12], 0x36
mov byte [ebp - 0x11], 0x37
mov byte [ebp - 0x10], 0x38
mov byte [ebp - 0xf], 0x39
mov byte [ebp - 0xe], 0x61
mov byte [ebp - 0xd], 0x62
mov byte [ebp - 0xc], 0x63
mov byte [ebp - 0xb], 0x64
mov byte [ebp - 0xa], 0x65
mov byte [ebp - 9], 0x66
movzx eax, byte [ebp + 8]
sar eax, 4
and eax, 0xf
mov ecx, dword [ebp + 0xc]
mov dl, byte [ebp + eax - 0x18]
mov byte [ecx], dl
movzx eax, byte [ebp + 8]
and eax, 0xf
mov ecx, dword [ebp + 0xc]
mov dl, byte [ebp + eax - 0x18]
mov byte [ecx + 1], dl
push edx
mov ecx, ebp
push eax
lea edx, [0x100ab540]
call fcn.100fc626
pop eax
pop edx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100fc5f4
mov esp, ebp
pop ebp
ret

Function at 0x100e0960
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov eax, dword [ebp + 8]
cmp dword [eax + 0x14], 0
jl 0x100e099a
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 8]
mov eax, dword [ecx + 0x14]
cmp eax, dword [edx + 0x18]
jg 0x100e099a
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 8]
mov eax, dword [ecx + 0x18]
cmp eax, dword [edx + 0xc]
jg 0x100e099a
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0xc]
cmp ecx, dword [edx - 4]
jle 0x100e09e5
mov esi, esp
push 0x10105058
mov edi, esp
call dword [sym.imp.MSVCR80.dll___iob_func]
cmp edi, esp
call fcn.100fc603
add eax, 0x40
push eax
call dword [sym.imp.MSVCR80.dll_fprintf]
add esp, 8
cmp esi, esp
call fcn.100fc603
push 0
push 0xffffffffffffffff
mov edx, dword [ebp + 8]
push edx
call fcn.10001c53
add esp, 0xc
mov esi, esp
push 1
call dword [sym.imp.MSVCR80.dll_exit]
cmp esi, esp
call fcn.100fc603
pop edi
pop esi
cmp ebp, esp
call fcn.100fc603
pop ebp
ret
Function at 0x100e1ca0
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov eax, dword [ebp + 8]
cmp dword [eax + 0x14], 0
jl 0x100e1cda
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 8]
mov eax, dword [ecx + 0x14]
cmp eax, dword [edx + 0x18]
jg 0x100e1cda
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 8]
mov eax, dword [ecx + 0x18]
cmp eax, dword [edx + 0xc]
jg 0x100e1cda
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0xc]
cmp ecx, dword [edx - 4]
jle 0x100e1d25
mov esi, esp
push str.faulty_slice_operation:_n
mov edi, esp
call dword [sym.imp.MSVCR80.dll___iob_func]
cmp edi, esp
call fcn.100fc603
add eax, 0x40
push eax
call dword [sym.imp.MSVCR80.dll_fprintf]
add esp, 8
cmp esi, esp
call fcn.100fc603
push 0
push 0xffffffffffffffff
mov edx, dword [ebp + 8]
push edx
call fcn.100014a1
add esp, 0xc
mov esi, esp
push 1
call dword [sym.imp.MSVCR80.dll_exit]
cmp esi, esp
call fcn.100fc603
pop edi
pop esi
cmp ebp, esp
call fcn.100fc603
pop ebp
ret

Function at 0x100fc5f4
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x1011d944]
jne 0x100fc5fe
repz ret
jmp fcn.100fd4b2
Function at 0x433005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
mov eax, section..retplne
nop
mov ebx, 0x40de38
nop
mov ecx, 0x49f45050
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x43304e
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
jne 0x433024
nop
nop
mov eax, section..reloc
nop
mov ebx, 0x4304d8
nop
mov ecx, 0x16a21d9b
nop
test eax, eax
nop
nop
nop
nop
je 0x433084
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
jne 0x43306c
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x40392f
Capabilities:
Read .ini file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x11c
push ebx
push edi
xor ebx, ebx
xor eax, eax
lea edi, [ebp - 0x18]
mov dword [ebp - 0x1c], ebx
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
push 0x3f
xor eax, eax
pop ecx
lea edi, [ebp - 0x11b]
mov byte [ebp - 0x11c], bl
cmp dword [ebp + 8], ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
je 0x403b05
cmp dword [ebp + 0xc], ebx
je 0x403b05
push esi
push 0x406c18
lea eax, [ebp - 0x11c]
push 0xff
push eax
push 0x406e20
mov edi, str.TinyTask
push str.toolbar_image
push edi
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringA]
cmp byte [ebp - 0x11c], bl
mov esi, dword [sym.imp.USER32.dll_GetSystemMetrics]
je 0x403a3e
push 0x2050
push ebx
push ebx
lea eax, [ebp - 0x11c]
push ebx
push eax
push ebx
mov byte [0x406d1e], 1
call dword [sym.imp.USER32.dll_LoadImageA]
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x4039f8
lea ecx, [ebp - 0x1c]
push ecx
push 0x18
push eax
call dword [sym.imp.GDI32.dll_GetObjectA]
cmp dword [ebp - 0x14], 0xa
jl 0x4039f8
mov eax, dword [ebp - 0x18]
push 7
cdq
pop ecx
idiv ecx
cmp eax, 0xa
jl 0x4039f8
push ebx
call esi
cmp dword [ebp - 0x18], eax
jle 0x403a39
mov eax, dword [0x406a00]
or eax, 0x12030
push eax
lea eax, [ebp - 0x11c]
push eax
push str.Invalid_toolbar_BMP__too_small_or_big__n_nReverting_to_stock_toolbar
push ebx
call dword [sym.imp.USER32.dll_MessageBoxA]
push 0x406c18
push ebx
push str.toolbar_image
push edi
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringA]
cmp dword [ebp - 4], ebx
je 0x403a3e
push dword [ebp - 4]
call dword [sym.imp.GDI32.dll_DeleteObject]
mov dword [ebp - 4], ebx
cmp dword [ebp - 4], ebx
jne 0x403a5e
push ebx
push ebx
push ebx
push ebx
push 0xfa2
push ebx
mov byte [0x406d1e], bl
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call dword [sym.imp.USER32.dll_LoadImageA]
mov dword [ebp - 4], eax
mov eax, dword [0x4069e8]
cmp eax, ebx
je 0x403a6e
push eax
call dword [sym.imp.GDI32.dll_DeleteObject]
mov eax, dword [ebp - 4]
mov dword [0x4069e8], eax
mov eax, dword [0x4069ec]
cmp eax, ebx
je 0x403a86
push eax
call dword [sym.imp.GDI32.dll_DeleteObject]
push ebx
push dword [0x4069e8]
call fcn.00403842
pop ecx
mov dword [0x4069ec], eax
pop ecx
lea eax, [ebp - 0x1c]
push eax
push 0x18
push dword [0x4069e8]
call dword [sym.imp.GDI32.dll_GetObjectA]
mov eax, dword [ebp - 0x18]
push 7
cdq
pop ecx
idiv ecx
push ecx
mov dword [0x406010], eax
mov eax, dword [ebp - 0x14]
mov dword [0x406014], eax
call esi
mov edi, eax
push 4
movzx eax, byte [0x406040]
add edi, eax
call esi
mov ecx, dword [0x406014]
push 7
add ecx, eax
lea eax, [ecx + edi*2]
mov ecx, dword [ebp + 0xc]
mov dword [ecx], eax
movzx edi, byte [0x406040]
call esi
mov ecx, eax
mov eax, dword [0x406010]
add eax, edi
pop esi
lea eax, [eax + eax*2]
add ecx, eax
lea eax, [edi + ecx*2]
mov ecx, dword [ebp + 8]
mov dword [ecx], eax
pop edi
pop ebx
leave
ret
Function at 0x3003e4c0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x2e000]
push edi
jmp 0x3003e4da
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x3003e4e1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x3003e4d0
mov eax, 1
add ebx, ebx
jne 0x3003e4f3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x3003e4e8
jne 0x3003e504
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x3003e4e8
xor ecx, ecx
sub eax, 3
jb 0x3003e518
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x3003e58a
mov ebp, eax
add ebx, ebx
jne 0x3003e523
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x3003e530
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x3003e554
inc ecx
add ebx, ebx
jne 0x3003e540
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x3003e535
jne 0x3003e551
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x3003e535
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x3003e574
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x3003e565
jmp 0x3003e4d6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x3003e574
add edi, ecx
jmp 0x3003e4d6
pop esi
mov edi, esi
mov ecx, 0xd48
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x3003e592
cmp byte [edi], 0xa
jne 0x3003e592
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 0x3003e597
lea edi, [esi + 0x3b000]
mov eax, dword [edi]
or eax, eax
je 0x3003e60f
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x52674]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x52738]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x3003e5c4
mov ecx, edi
jns 0x3003e5f3
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 + 0x52740]
or eax, eax
je 0x3003e609
mov dword [ebx], eax
add ebx, 4
jmp 0x3003e5e1
call dword [esi + 0x5273c]
add edi, 4
lea ebx, [esi - 4]
xor eax, eax
mov al, byte [edi]
inc edi
or eax, eax
je 0x3003e640
cmp al, 0xef
ja 0x3003e633
add ebx, eax
mov eax, dword [ebx]
xchg ah, al
rol eax, 0x10
xchg ah, al
add eax, esi
mov dword [ebx], eax
jmp 0x3003e615
and al, 0xf
shl eax, 0x10
mov ax, word [edi]
add edi, 2
jmp 0x3003e622
mov ebp, dword [esi + 0x52744]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x227]
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 0x3003e674
sub esp, 0xffffff80
jmp 0x30008ccd
Function at 0x40c6a4
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
pushal
call 0x40c6b3
pop dword [ebp - 0x28]
mov eax, 0xcacccc72
add eax, 0x3573fa41
sub dword [ebp - 0x28], eax
push 0x40
push 0x1000
push 0x3f4a2
push 0
mov eax, 0xb6dcce1b
add eax, 0x496583fd
add eax, dword [ebp - 0x28]
call dword [eax]
mov ecx, 0x3c61a39a
sub ecx, 0x3c6155a4
mov ebx, eax
mov esi, 0x4c534dad
add esi, 0xb3f00653
add esi, dword [ebp - 0x28]
mov edx, 0x5c427d18
sub edx, 0xbaba6d4
mov dword [ebp - 0xc], 0xc12ddc16
mov edi, dword [esi]
sub dword [ebp - 0x14], 0x7262cd27
sub edi, edx
mov dword [ebp - 0x18], 0x2cb30924
mov dword [ebx], edi
xor dword [ebp - 0x18], edx
add ebx, 0xda54d60b
add ebx, 0x25ab29f9
add esi, 0x9d7d4aeb
add esi, 0x6282b519
loop 0x40c712
add eax, 0x916bc2d0
sub eax, 0x916a9825
xor ebx, ebx
add ebx, eax
add eax, 5
mov ecx, 0x400000
add ecx, dword [ebp - 0x28]
call ebx
leave
ret
Function at 0x405282
Capabilities:
Print debug messages

Disassembly:
push esi
mov esi, dword [sym.imp.KERNEL32.dll_OutputDebugStringA]
push edi
push str.WinMain_start__lpCmdLine_is:
call esi
mov eax, dword [esp + 0x14]
xor edi, edi
cmp dword [esp + 0x14], edi
jne 0x4052a2
mov eax, str.NULL
push eax
call esi
push str.WinMain_start__parameter_is:
call esi
push str.package.nameZoom.msipackage.versionlatestpackage.size10006kdownloadRoothttps:__launcher.zoom.us_clientactionjoinbrowserchromeconfiddGlkPUJxUUZjM1FpUVFHc3JpUUVYYmVWOUE_3Dconfno6850900887zc0mcv0.92.11227.0929stafalseinstaller.exeInstaller.exe
call esi
push 0x444
call fcn.00407475
pop ecx
cmp eax, edi
je 0x4052ce
mov edx, dword [esp + 0xc]
push eax
call fcn.0040538c
jmp 0x4052d0
xor eax, eax
push str.zoom.us_Downloader_Mutex_1.0.0.0
push edi
push 0x1f0001
mov dword [0x41ddb8], eax
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
cmp eax, edi
je 0x4052f3
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x4052fc
call fcn.00406405
test eax, eax
jne 0x40531c
push edi
push str.zoom.us_Boot_Downloader
call dword [sym.imp.USER32.dll_FindWindowA]
cmp eax, edi
je 0x405341
push edi
push edi
push 0x7e9
push eax
call dword [sym.imp.USER32.dll_PostMessageA]
jmp 0x405341
mov ecx, dword [esp + 0x14]
call fcn.004057bb
mov eax, dword [0x41ddb8]
cmp eax, edi
je 0x405334
push eax
call fcn.00405348
push str.WinMain_end
mov dword [0x41ddb8], edi
call esi
pop edi
xor eax, eax
pop esi
ret 0x10
Function at 0x408da0
Capabilities:
Set console window title

Disassembly:
sub esp, 0x40c
mov eax, dword [0x46607c]
xor eax, esp
mov dword [esp + 0x408], eax
mov eax, dword [0x473284]
push ebx
mov ebx, dword [0x472fac]
push edi
mov edi, eax
cmp eax, 0x5dd
jne 0x408dec
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 0xc]
push ecx
push 0
lea edx, [esp + 0x1c]
push edx
push 0
push 0
push 0
call dword [sym.imp.ADVAPI32.dll_ReadEventLogW]
mov eax, dword [0x473284]
push esi
mov esi, dword [0x466e50]
cmp eax, 0x930
jne 0x408e07
push 0
call dword [sym.imp.KERNEL32.dll_SetConsoleTitleW]
mov eax, dword [0x473284]
mov dword [0x472fa8], esi
pop esi
cmp eax, 0x114e
jne 0x408e30
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
push 0
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov eax, dword [0x473284]
cmp eax, 0x2f
jne 0x408e4f
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_EnumCalendarInfoA]
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_FindNextVolumeMountPointA]
push edi
push ebx
call fcn.00408c60
mov ecx, dword [esp + 0x418]
add esp, 8
pop edi
pop ebx
xor ecx, esp
call fcn.004015ad
add esp, 0x40c
ret