joyce8/EMBER2024-capa huggingface dataset:
Function at 0x405022
Capabilities:
Create process on windows
Get disk information
Self delete
Set file attributes
Write and execute a file
Write file on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
sub esp, 0x34
cmp word [eax + 2], 0x3a
push ebx
jne 0x4051d8
movzx ecx, word [eax + 4]
cmp cx, 0x5c
je 0x40504b
cmp cx, 0x2f
jne 0x4051d8
mov ax, word [eax]
mov word [ebp - 0x10], ax
lea eax, [ebp - 0x10]
xor ebx, ebx
push eax
mov word [ebp - 0xe], 0x3a
mov word [ebp - 0xc], 0x5c
mov word [ebp - 0xa], bx
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 3
je 0x40507b
push dword [ebp + 8]
jmp 0x4051d9
lea eax, [ebp - 0x28]
push str.7ZSfx_03x.cmd
push eax
call fcn.00404e3f
pop ecx
pop ecx
push ebx
push 0x80
push 2
push ebx
push ebx
push 0x40000000
push dword [ebp - 0x28]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [ebp - 4], eax
je 0x4051a0
push esi
push edi
lea ecx, [ebp - 0x1c]
call fcn.00413fb5
push str.:Repeat_r_n
lea ecx, [ebp - 0x1c]
call fcn.004143d1
mov edi, str.del__
push edi
lea ecx, [ebp - 0x1c]
call fcn.00414429
lea eax, [ebp + 8]
push eax
lea ecx, [ebp - 0x1c]
call fcn.00414058
mov esi, 0x41e9bc
push esi
lea ecx, [ebp - 0x1c]
call fcn.00414429
push str.if_exist__
lea ecx, [ebp - 0x1c]
call fcn.00414429
lea eax, [ebp + 8]
push eax
lea ecx, [ebp - 0x1c]
call fcn.00414058
push str.__goto_Repeat_r_n
lea ecx, [ebp - 0x1c]
call fcn.00414429
push edi
lea ecx, [ebp - 0x1c]
call fcn.00414429
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x1c]
call fcn.00414058
push esi
lea ecx, [ebp - 0x1c]
call fcn.00414429
mov esi, dword [ebp - 0x18]
push 1
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x34]
push eax
call fcn.004030ca
mov eax, dword [eax]
add esp, 0xc
push ebx
lea ecx, [ebp - 8]
push ecx
push esi
push eax
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_WriteFile]
push dword [ebp - 0x34]
mov esi, eax
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
pop ecx
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
cmp esi, ebx
pop esi
je 0x4051b3
mov eax, dword [ebp - 8]
cmp eax, dword [ebp - 0x18]
jne 0x4051b3
push ebx
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
push ebx
push ebx
push ebx
push dword [ebp - 0x28]
push str.open
push ebx
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
push dword [ebp - 0x1c]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
pop ecx
push dword [ebp - 0x28]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
push dword [ebp + 8]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
pop ecx
jmp 0x4051de
push dword [ebp - 0x28]
call fcn.00402b87
push dword [ebp - 0x1c]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
push dword [ebp - 0x28]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
push dword [ebp + 8]
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 0x10
jmp 0x4051df
push eax
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
pop ecx
pop ebx
leave
ret
Function at 0x406d7c
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ecx
lea eax, [ebp - 4]
push eax
xor eax, eax
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push eax
push eax
call dword [sym.imp.MSVCRT.dll__beginthreadex]
mov ecx, dword [ebp + 8]
push eax
mov dword [ecx], eax
call fcn.00406d2f
add esp, 0x1c
leave
ret
Function at 0x408716
Capabilities:
Get common file path
Get file system object information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4d0
push esi
push edi
lea eax, [ebp - 0x10]
push eax
mov edi, 0x4b6
push edi
mov esi, ecx
call fcn.00407134
mov eax, dword [ebp - 4]
sub eax, dword [ebp - 0xc]
push 1
inc eax
inc eax
push edi
mov ecx, esi
mov dword [esi + 0x58], eax
call fcn.00407151
push 1
inc edi
push edi
mov ecx, esi
call fcn.00407151
and dword [ebp - 0x2c4], 0
push 0x2b0
lea eax, [ebp - 0x2c0]
push 0
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
push 0x104
lea eax, [ebp - 0x4d0]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
push 0x103
push 0x2b4
lea eax, [ebp - 0x2c4]
push eax
push 0
lea eax, [ebp - 0x4d0]
push eax
call dword [sym.imp.SHELL32.dll_SHGetFileInfoW]
mov eax, dword [ebp - 0x2c4]
push edi
push dword [esi + 4]
mov dword [esi + 0x50], eax
call dword [sym.imp.USER32.dll_GetDlgItem]
push 0x40779a
push 0xfffffffffffffffc
push eax
call dword [sym.imp.USER32.dll_SetWindowLongW]
mov ecx, esi
mov dword [esi + 0x54], eax
call fcn.004083e5
mov ecx, esi
mov edi, eax
call fcn.00407db5
mov eax, edi
pop edi
pop esi
leave
ret

Function at 0x40a780
Capabilities:
Hash data using sha256

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax], 0x6a09e667
mov dword [eax + 4], 0xbb67ae85
mov dword [eax + 8], 0x3c6ef372
mov dword [eax + 0xc], 0xa54ff53a
mov dword [eax + 0x10], 0x510e527f
mov dword [eax + 0x14], 0x9b05688c
mov dword [eax + 0x18], 0x1f83d9ab
mov dword [eax + 0x1c], 0x5be0cd19
mov dword [eax + 0x20], ecx
mov dword [eax + 0x24], ecx
ret

Function at 0x40aaa0
Capabilities:
Hash data using sha256

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esi + 0x20]
and edi, 0x3f
mov byte [edi + esi + 0x28], 0x80
add edi, 1
xor ebx, ebx
cmp edi, 0x38
je 0x40aada
lea esp, [esp]
and edi, 0x3f
jne 0x40aace
push esi
call fcn.0040a7d0
add esp, 4
mov byte [esi + edi + 0x28], bl
add edi, 1
cmp edi, 0x38
jne 0x40aac0
mov eax, dword [esi + 0x20]
mov ecx, dword [esi + 0x24]
shld ecx, eax, 3
add eax, eax
add eax, eax
add eax, eax
bswap ecx
bswap eax
push esi
mov dword [esi + 0x60], ecx
mov dword [esi + 0x64], eax
call fcn.0040a7d0
mov edx, dword [esp + 0x18]
add esp, 4
xor eax, eax
mov ecx, dword [esi + eax*4 + 4]
mov edi, dword [esi + eax*4]
bswap edi
bswap ecx
mov dword [edx], edi
mov dword [edx + 4], ecx
add eax, 2
add edx, 8
cmp eax, 8
jb 0x40ab03
pop edi
mov dword [esi + 0x20], ebx
mov dword [esi + 0x24], ebx
mov dword [esi], 0x6a09e667
mov dword [esi + 4], 0xbb67ae85
mov dword [esi + 8], 0x3c6ef372
mov dword [esi + 0xc], 0xa54ff53a
mov dword [esi + 0x10], 0x510e527f
mov dword [esi + 0x14], 0x9b05688c
mov dword [esi + 0x18], 0x1f83d9ab
mov dword [esi + 0x1c], 0x5be0cd19
pop esi
pop ebx
ret
Function at 0x40ace0
Capabilities:
Hash data using sha256

Disassembly:
sub esp, 0x74
push esi
mov esi, ecx
cmp dword [esi], 0x3f
jne 0x40ad53
xor eax, eax
cmp dword [esi + 4], eax
jbe 0x40ad02
mov cl, byte [esi + eax + 8]
mov byte [esi + eax + 0x20], cl
add eax, 1
cmp eax, dword [esi + 4]
jb 0x40acf2
xor ecx, ecx
cmp dword [esi + 0x1c], ecx
jbe 0x40ad2e
lea esp, [esp]
cmp eax, 0x20
jae 0x40ae5c
mov edx, dword [esi + 0x18]
mov dl, byte [ecx + edx]
mov byte [eax + esi + 0x20], dl
add ecx, 1
add eax, 1
cmp ecx, dword [esi + 0x1c]
jb 0x40ad10
cmp eax, 0x20
jae 0x40ae5c
mov edx, 0x20
sub edx, eax
push edx
lea ecx, [eax + esi + 0x20]
push 0
push ecx
call sub.MSVCRT.dll_memset
add esp, 0xc
pop esi
add esp, 0x74
ret
mov eax, dword [esi + 4]
mov ecx, dword [esi + 0x1c]
push ebx
push ebp
lea eax, [eax + ecx + 8]
xor ebp, ebp
xor ebx, ebx
cmp eax, ebp
push edi
mov dword [esp + 0x10], eax
je 0x40ad77
push eax
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
add esp, 4
mov ebx, eax
mov edx, dword [esi + 4]
push edx
lea eax, [esi + 8]
push eax
push ebx
call sub.MSVCRT.dll_memcpy
mov ecx, dword [esi + 0x1c]
mov edx, dword [esi + 0x18]
mov eax, dword [esi + 4]
push ecx
push edx
add eax, ebx
push eax
call sub.MSVCRT.dll_memcpy
mov edi, dword [esi + 4]
add edi, ebx
add edi, dword [esi + 0x1c]
xor eax, eax
mov dword [edi], eax
mov dword [edi + 4], eax
mov ecx, dword [esi]
add esp, 0x18
mov eax, 1
xor edx, edx
mov dword [esp + 0x1c], 0x6a09e667
mov dword [esp + 0x20], 0xbb67ae85
mov dword [esp + 0x24], 0x3c6ef372
mov dword [esp + 0x28], 0xa54ff53a
mov dword [esp + 0x2c], 0x510e527f
mov dword [esp + 0x30], 0x9b05688c
mov dword [esp + 0x34], 0x1f83d9ab
mov dword [esp + 0x38], 0x5be0cd19
mov dword [esp + 0x3c], ebp
mov dword [esp + 0x40], ebp
call fcn.0041bac0
mov ebp, eax
mov dword [esp + 0x18], edx
mov ecx, dword [esp + 0x10]
push ecx
lea edx, [esp + 0x20]
push ebx
push edx
call fcn.0040a9e0
add esp, 0xc
xor eax, eax
jmp 0x40ae20
add byte [eax + edi], 1
jne 0x40ae2e
add eax, 1
cmp eax, 8
jb 0x40ae20
mov eax, dword [esp + 0x18]
add ebp, 0xffffffff
adc eax, 0xffffffff
mov ecx, ebp
or ecx, eax
mov dword [esp + 0x18], eax
jne 0x40ae06
add esi, 0x20
lea edx, [esp + 0x1c]
push esi
push edx
call fcn.0040aaa0
push ebx
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 0xc
pop edi
pop ebp
pop ebx
pop esi
add esp, 0x74
ret
Function at 0x41387a
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
lea eax, [ebp - 4]
push eax
push dword [ecx]
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x4138a0
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x4138a0
xor al, al
jmp 0x4138c0
push 1
push 0
push 0
push dword [ebp - 4]
call fcn.0041ba80
mov ecx, eax
xor eax, eax
add ecx, esi
adc edx, eax
mov eax, dword [ebp + 8]
mov dword [eax], ecx
mov dword [eax + 4], edx
mov al, 1
pop esi
leave
ret 4
Function at 0x41b4f0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor edx, edx
mov eax, edx
and eax, 1
sub eax, 1
not eax
and eax, 0xedb88320
mov ecx, edx
shr ecx, 1
xor eax, ecx
mov ecx, eax
and ecx, 1
sub ecx, 1
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
sub eax, 1
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
sub ecx, 1
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
sub eax, 1
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
sub ecx, 1
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
sub eax, 1
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
sub ecx, 1
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov dword [edx*4 + 0x424c20], ecx
add edx, 1
cmp edx, 0x100
jb 0x41b4f2
cmp edx, 0x800
jae 0x41b5db
mov edi, edi
mov eax, dword [edx*4 + 0x424820]
mov ecx, eax
and ecx, 0xff
shr eax, 8
xor eax, dword [ecx*4 + 0x424c20]
add edx, 1
cmp edx, 0x800
mov dword [edx*4 + 0x424c1c], eax
jb 0x41b5b0
mov eax, 0x41bdb0
mov dword [0x424c0c], eax
mov dword [0x426c20], eax
mov dword [0x424c08], 0x41bcd0
call fcn.0041b810
test eax, eax
jne 0x41b607
mov dword [0x426c20], 0x41bcd0
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 0x476089
Capabilities:
Terminate process

Disassembly:
push 0x14
push 0x478f10
call fcn.004767c8
push 1
call fcn.0047632c
pop ecx
test al, al
jne 0x475f32
push 7
call fcn.00476593
xor bl, bl
mov byte [ebp - 0x19], bl
and dword [ebp - 4], 0
call fcn.004762f7
mov byte [ebp - 0x24], al
mov eax, dword [0x49dd84]
xor ecx, ecx
inc ecx
cmp eax, ecx
je 0x475f2b
test eax, eax
jne 0x475f9c
mov dword [0x49dd84], ecx
push 0x4783d8
push 0x4783c8
call sub.api_ms_win_crt_runtime_l1_1_0.dll__initterm_e
pop ecx
pop ecx
test eax, eax
je 0x475f7f
mov dword [ebp - 4], 0xfffffffe
mov eax, 0xff
jmp 0x476083
push 0x4783c4
push 0x4783bc
call sub.api_ms_win_crt_runtime_l1_1_0.dll__initterm
pop ecx
pop ecx
mov dword [0x49dd84], 2
jmp 0x475fa1
mov bl, cl
mov byte [ebp - 0x19], bl
push dword [ebp - 0x24]
call fcn.00476489
pop ecx
call fcn.00476587
mov esi, eax
xor edi, edi
cmp dword [esi], edi
je 0x475fd1
push esi
call fcn.004763fc
pop ecx
test al, al
je 0x475fd1
push edi
push 2
push edi
mov esi, dword [esi]
mov ecx, esi
call fcn.004767c2
call esi
call fcn.0047658d
mov esi, eax
cmp dword [esi], edi
je 0x475fef
push esi
call fcn.004763fc
pop ecx
test al, al
je 0x475fef
push dword [esi]
call sub.api_ms_win_crt_runtime_l1_1_0.dll__register_thread_local_exe_atexit_callback
pop ecx
push edi
call sub.VCRUNTIME140.dll___telemetry_main_invoke_trigger
pop ecx
call fcn.004766a8
movzx eax, ax
push eax
call sub.api_ms_win_crt_runtime_l1_1_0.dll__get_narrow_winmain_command_line
push eax
push edi
push 0x400000
call main
mov esi, eax
push edi
call sub.VCRUNTIME140.dll___telemetry_main_return_trigger
pop ecx
call fcn.004766db
test al, al
jne 0x476028
push esi
call sub.api_ms_win_crt_runtime_l1_1_0.dll_exit
test bl, bl
jne 0x476031
call sub.api_ms_win_crt_runtime_l1_1_0.dll__cexit
push edi
push 1
call fcn.004764a6
pop ecx
pop ecx
mov dword [ebp - 4], 0xfffffffe
mov eax, esi
jmp 0x476083
call fcn.0047680e
ret
call fcn.00475da3
jmp 0x475f13

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 0x40b4e5
Capabilities:
Link many functions at runtime

Disassembly:
push ebp
push esp
pop ebp
sub esp, 0x20
push ebx
push esi
push edi
call fcn.004041e5
xor ebx, ebx
cmp dword [0x434898], ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 4], ebx
mov dword [ebp - 8], ebx
mov dword [ebp - 0xc], ebx
jne 0x40b5ba
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
cmp edi, ebx
jne 0x40b525
xor eax, eax
jmp 0x40b67e
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
cmp eax, ebx
je 0x40b51e
push eax
call fcn.00404182
mov dword [esp], str.GetActiveWindow
push edi
mov dword [0x434898], eax
call esi
push eax
call fcn.00404182
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x43489c], eax
call esi
push eax
call fcn.00404182
mov dword [0x4348a0], eax
lea eax, [ebp - 8]
push eax
call fcn.004067af
test eax, eax
pop ecx
pop ecx
je 0x40b588
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00403c3f
add esp, 0x14
cmp dword [ebp - 8], 2
jne 0x40b5ba
push str.GetUserObjectInformationA
push edi
call esi
push eax
call fcn.00404182
cmp eax, ebx
pop ecx
mov dword [0x4348a8], eax
je 0x40b5ba
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00404182
pop ecx
mov dword [0x4348a4], eax
mov eax, dword [0x4348a4]
mov esi, dword [ebp - 0x10]
cmp eax, esi
je 0x40b633
cmp dword [0x4348a8], esi
je 0x40b633
push eax
call fcn.004041ee
pop ecx
call eax
cmp eax, ebx
je 0x40b600
lea ecx, [ebp - 0x14]
push ecx
push 0xc
lea ecx, [ebp - 0x20]
push ecx
push 1
push eax
push dword [0x4348a8]
call fcn.004041ee
pop ecx
call eax
or eax, eax
je 0x40b600
test byte [ebp - 0x18], 1
jne 0x40b633
lea eax, [ebp - 0xc]
push eax
call fcn.004067e6
test eax, eax
pop ecx
je 0x40b61b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00403c3f
add esp, 0x14
cmp dword [ebp - 0xc], 4
jb 0x40b62a
or dword [ebp + 0x10], 0x200000
jmp 0x40b664
or dword [ebp + 0x10], 0x40000
jmp 0x40b664
mov eax, dword [0x43489c]
cmp eax, esi
je 0x40b664
push eax
call fcn.004041ee
pop ecx
call eax
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x40b664
mov eax, dword [0x4348a0]
cmp eax, esi
je 0x40b664
push dword [ebp - 4]
push eax
call fcn.004041ee
pop ecx
call eax
mov dword [ebp - 4], eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
push dword [0x434898]
call fcn.004041ee
pop ecx
call eax
pop edi
pop esi
pop ebx
leave
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 0x4172b3
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4172f2
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4172f2
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4172f2
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4172f2
cmp dword [ecx + 0x74], 0xe
jbe 0x4172f2
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x429590
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4295bd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4295bd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x4400c9
Capabilities:
Encrypt data using dpapi

Disassembly:
push esi
push edi
push 0x46c6d0
push str.AdvApi32.dll
call main
mov edi, dword [sym.imp.kernel32.dll_GetProcAddress]
mov esi, eax
test esi, esi
js 0x44010c
push str.SystemFunction040
push dword [0x46c6d0]
call edi
push str.SystemFunction041
push dword [0x46c6d0]
mov dword [0x46c6c0], eax
call edi
mov dword [0x46c6c4], eax
jmp 0x440111
mov eax, dword [0x46c6c4]
cmp dword [0x46c6c0], 0
je 0x440122
test eax, eax
jne 0x4401c9
push 0x46c6d4
push str.Crypt32.dll
call main
mov esi, eax
test esi, esi
js 0x4401d3
push str.CryptProtectMemory
push dword [0x46c6d4]
call edi
cmp dword [0x46c6c0], 0
mov dword [0x46c6c8], eax
jne 0x440187
test eax, eax
jne 0x440187
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
test esi, esi
jle 0x440171
movzx esi, si
or esi, 0x80070000
test esi, esi
js 0x440178
mov esi, 0x80004005
push esi
push 0x28
push str.c:_agent_work138_s_srclibsdutilcryputil.cpp
call fcn.004038f5
jmp 0x4401d3
push str.CryptUnprotectMemory
push dword [0x46c6d4]
call edi
cmp dword [0x46c6c4], 0
mov dword [0x46c6cc], eax
jne 0x4401c9
test eax, eax
jne 0x4401c9
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
test esi, esi
jle 0x4401bd
movzx esi, si
or esi, 0x80070000
test esi, esi
js 0x4401c4
mov esi, 0x80004005
push esi
push 0x2d
jmp 0x44017b
mov dword [0x46c6d8], 1
pop edi
mov eax, esi
pop esi
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 0x10025f70
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x1007f904
mov eax, dword fs:[0]
push eax
push ecx
push esi
mov eax, dword [0x100b1008]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, edx
mov eax, dword [ebp + 0xc]
mov ecx, esi
mov dword [ebp - 0x10], esi
push dword [eax]
call fcn.100072a0
mov dword [ebp - 4], 0
add esi, 0x18
mov dword [ebp + 0xc], esi
mov dword [esi], 0
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov byte [ebp - 4], 1
mov dword [esi + 0xc], 0
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
mov byte [ebp - 4], 2
mov dword [esi + 0x18], 0
mov dword [esi + 0x1c], 0
mov dword [esi + 0x20], 0
mov byte [ebp - 4], 3
push 0x18
mov dword [esi + 0x24], 0
mov dword [esi + 0x28], 0
mov dword [esi + 0x2c], 0
call fcn.1007a4fa
add esp, 4
mov dword [esi + 0x30], eax
push eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [ebp - 4], 0xffffffff
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x10030da0
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x10081020
mov eax, dword fs:[0]
push eax
sub esp, 0x44
mov eax, dword [0x100b1008]
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 dword [ebp - 0x50], edx
mov esi, ecx
xor bl, bl
cmp dword [esi + 0x10], 0
jne 0x10030ddf
xor al, al
jmp 0x10030f80
push 0x21
xor eax, eax
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
lea ecx, [ebp - 0x2c]
push str.SystemCurrentControlSet_services
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 7
mov word [ebp - 0x2c], ax
call fcn.10005750
mov dword [ebp - 4], 0
lea edx, [ebp - 0x2c]
push esi
lea ecx, [ebp - 0x44]
call fcn.1006ae50
add esp, 4
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x48]
cmp dword [ebp - 0x30], 8
lea eax, [ebp - 0x44]
push ecx
cmovae eax, dword [ebp - 0x44]
push eax
push 0x80000002
mov dword [ebp - 0x48], 0
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyW]
test eax, eax
je 0x10030e57
xor bl, bl
jmp 0x10030ed3
push 0x400
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x4c], 0x400
call fcn.1007a55b
push dword [ebp - 0x4c]
mov esi, eax
push 0
push esi
call sub.VCRUNTIME140.dll_memset
add esp, 0x10
lea eax, [ebp - 0x4c]
push eax
push esi
lea eax, [ebp - 0x14]
push eax
push 0
push str.ImagePath
push dword [ebp - 0x48]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x10030ebc
mov edx, esi
lea edi, [edx + 2]
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x10030ea1
mov ecx, dword [ebp - 0x50]
sub edx, edi
sar edx, 1
push edx
push esi
call fcn.10005750
mov bl, 1
mov eax, dword [ebp - 0x48]
test eax, eax
je 0x10030eca
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push esi
call fcn.1007abed
add esp, 4
mov byte [ebp - 4], 0
mov edx, dword [ebp - 0x30]
cmp edx, 8
jb 0x10030f13
mov ecx, dword [ebp - 0x44]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x10030f09
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x10030f09
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.1007a52a
add esp, 8
xor eax, eax
mov dword [ebp - 0x34], 0
mov dword [ebp - 0x30], 7
mov word [ebp - 0x44], ax
mov dword [ebp - 4], 0xffffffff
mov edx, dword [ebp - 0x18]
cmp edx, 8
jb 0x10030f6a
mov ecx, dword [ebp - 0x2c]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x10030f60
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x10030f60
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.1007a52a
add esp, 8
xor eax, eax
mov dword [ebp - 0x1c], 0
mov word [ebp - 0x2c], ax
mov al, bl
mov dword [ebp - 0x18], 7
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.1007a4e9
mov esp, ebp
pop ebp
ret