joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4110bb
Capabilities:
Hash data using sha1

Disassembly:
mov eax, dword [esp + 4]
and dword [eax + 0x18], 0
and dword [eax + 0x1c], 0
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
mov dword [eax + 0x10], 0xc3d2e1f0
ret 4

Function at 0x411335
Capabilities:
Hash data using sha256

Disassembly:
mov eax, dword [esp + 4]
and dword [eax + 0x20], 0
and dword [eax + 0x24], 0
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
ret 4
Function at 0x4113d6
Capabilities:
Encode data using xor
Hash data using murmur3

Disassembly:
sub esp, 0x134
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x148]
xor esi, esi
lea ebx, [edi + 0x28]
push dword [ebx]
call fcn.00427335
mov dword [esp + esi*4 + 0x48], eax
lea ebx, [ebx + 4]
inc esi
pop ecx
cmp esi, 0x10
jb 0x4113ec
push 0x30
lea ebx, [esp + 0x80]
pop ebp
mov ecx, dword [ebx - 0x34]
mov esi, ecx
mov edx, dword [ebx]
mov eax, ecx
rol esi, 0xe
lea ebx, [ebx + 4]
ror eax, 7
xor esi, eax
shr ecx, 3
xor esi, ecx
mov eax, edx
mov ecx, edx
rol eax, 0xd
rol ecx, 0xf
xor ecx, eax
shr edx, 0xa
xor ecx, edx
add esi, ecx
add esi, dword [ebx - 0x3c]
add esi, dword [ebx - 0x18]
mov dword [ebx + 4], esi
sub ebp, 1
jne 0x41140b
mov eax, dword [edi]
xor ebx, ebx
mov ecx, dword [edi + 4]
mov edx, dword [edi + 8]
mov esi, dword [edi + 0x14]
mov ebp, dword [edi + 0x10]
mov dword [esp + 0x20], eax
mov dword [esp + 0x2c], eax
mov eax, dword [edi + 0xc]
mov dword [esp + 0x28], eax
mov eax, dword [edi + 0x18]
mov dword [esp + 0x10], eax
mov eax, dword [edi + 0x1c]
mov edi, dword [esp + 0x20]
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], esi
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x10]
mov dword [esp + 0x40], eax
mov eax, ebp
rol eax, 7
mov dword [esp + 0x3c], esi
mov esi, ebp
ror esi, 0xb
xor esi, eax
mov dword [esp + 0x30], ecx
mov dword [esp + 0x34], edx
mov eax, ebp
mov edx, dword [esp + 0x1c]
mov ecx, ebp
ror eax, 6
not ecx
and ecx, dword [esp + 0x10]
xor esi, eax
mov eax, edx
mov dword [esp + 0x1c], ebp
and eax, ebp
mov dword [esp + 0x38], ebp
xor ecx, eax
mov ebp, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
add esi, ecx
add esi, dword [ebx + 0x434bd0]
add esi, dword [esp + ebx + 0x44]
add ebx, 4
add esi, dword [esp + 0x24]
mov dword [esp + 0x24], eax
add ebp, esi
mov dword [esp + 0x10], edx
mov eax, edi
rol eax, 0xa
mov edx, edi
ror edx, 0xd
xor edx, eax
mov dword [esp + 0x20], edi
mov eax, edi
ror eax, 2
xor edx, eax
mov eax, dword [esp + 0x18]
mov ecx, eax
and eax, dword [esp + 0x14]
xor ecx, dword [esp + 0x14]
and ecx, edi
xor ecx, eax
mov eax, dword [esp + 0x18]
add edx, ecx
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x14]
mov ecx, edi
mov dword [esp + 0x18], eax
mov dword [esp + 0x14], ecx
lea edi, [edx + esi]
mov esi, dword [esp + 0x1c]
mov edx, eax
cmp ebx, 0x100
jb 0x411482
mov eax, dword [esp + 0x2c]
add eax, edi
mov edi, dword [esp + 0x148]
add dword [edi + 4], ecx
mov ecx, dword [esp + 0x30]
add dword [edi + 8], ecx
mov ecx, dword [esp + 0x34]
add dword [edi + 0xc], ecx
mov ecx, dword [esp + 0x38]
add dword [edi + 0x14], ecx
mov ecx, dword [esp + 0x3c]
add dword [edi + 0x18], ecx
add dword [edi + 0x10], ebp
mov ecx, dword [esp + 0x40]
add dword [edi + 0x1c], ecx
mov dword [edi], eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x134
ret 4
Function at 0x411ab5
Capabilities:
Get token membership

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
xor ebx, ebx
mov word [ebp - 0xc], 0x500
lea eax, [ebp - 8]
mov dword [ebp - 0x10], ebx
push eax
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push 0x220
push 0x20
push 2
lea eax, [ebp - 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_AllocateAndInitializeSid]
mov dword [ebp - 4], eax
test eax, eax
je 0x411b0e
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
call dword [sym.imp.ADVAPI32.dll_CheckTokenMembership]
push dword [ebp - 8]
neg eax
sbb eax, eax
and dword [ebp - 4], eax
call dword [sym.imp.ADVAPI32.dll_FreeSid]
mov eax, dword [ebp - 4]
test eax, eax
setne al
pop ebx
leave
ret
Function at 0x412317
Capabilities:
Create thread

Disassembly:
push ecx
push ebx
push esi
mov esi, ecx
xor ebx, ebx
cmp dword [esi], ebx
jbe 0x412392
push ebp
push edi
lea edi, [esi + 4]
lea eax, [esp + 0x10]
push eax
push 0
push esi
push 0x412450
push 0x10000
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ebp, eax
test ebp, ebp
jne 0x41236e
push str.CreateThread_failed
push 0x4430c4
call fcn.004076c9
pop ecx
pop ecx
mov ecx, 0x4430c4
call fcn.00407851
push 2
mov ecx, 0x4430c4
call fcn.004076c4
mov dword [edi], ebp
inc dword [esi + 0x104]
mov eax, dword [0x44a208]
test eax, eax
je 0x412388
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
inc ebx
add edi, 4
cmp ebx, dword [esi]
jb 0x412327
pop edi
pop ebp
pop esi
pop ebx
pop ecx
ret

Function at 0x41aec5
Capabilities:
Hide graphical window

Disassembly:
mov al, byte [esp + 0x14]
sub esp, 0x10
push ebx
push ebp
mov ebp, dword [esp + 0x20]
mov ebx, ecx
push esi
push 0
push ebp
mov dword [ebx + 8], ebp
mov byte [ebx + 0x2a], al
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [esp + 0x20]
mov ecx, ebx
call fcn.0041abf4
cmp dword [ebx + 0x20], 0
je 0x41aefe
push dword [ebx + 0x20]
call fcn.00425069
pop ecx
cmp dword [esp + 0x28], 0
jne 0x41af09
xor eax, eax
jmp 0x41af13
push dword [esp + 0x28]
call fcn.00428868
pop ecx
cmp dword [esp + 0x2c], 0
mov dword [ebx + 0x20], eax
jne 0x41af21
xor eax, eax
jmp 0x41af2b
push dword [esp + 0x2c]
call fcn.00428868
pop ecx
mov dword [ebx + 0x24], eax
lea eax, [esp + 0xc]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetWindowRect]
push 2
lea eax, [esp + 0x10]
push eax
push ebp
call dword [sym.imp.USER32.dll_GetParent]
push eax
push 0
call dword [sym.imp.USER32.dll_MapWindowPoints]
cmp dword [ebx + 4], 0
je 0x41af60
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_DestroyWindow]
mov eax, dword [esp + 0xc]
mov esi, dword [esp + 0x14]
push edi
push ebx
push dword [ebx]
sub esi, eax
lea edi, [eax + 1]
push 0
push ebp
sub esi, 2
call dword [sym.imp.USER32.dll_GetParent]
push eax
mov eax, dword [esp + 0x2c]
sub eax, dword [esp + 0x24]
push eax
push esi
push dword [esp + 0x2c]
xor esi, esi
push edi
push 0x40000000
push esi
push 0x4355f0
push esi
call dword [sym.imp.USER32.dll_CreateWindowExW]
cmp byte [ebx + 0x1c], 0
mov dword [ebx + 4], eax
pop edi
jne 0x41afe8
cmp dword [ebx + 0x10], esi
jne 0x41afe8
test ebp, ebp
je 0x41affe
cmp dword [ebx + 0x24], esi
jne 0x41affe
cmp dword [ebx + 0x20], esi
je 0x41affe
push dword [ebx + 0x20]
mov ecx, ebx
call fcn.0041acee
mov esi, eax
test esi, esi
je 0x41affe
push 5
push ebp
call dword [sym.imp.USER32.dll_ShowWindow]
push esi
push ebp
call dword [sym.imp.USER32.dll_SetWindowTextW]
push esi
call fcn.00425069
pop ecx
jmp 0x41affe
test eax, eax
je 0x41affe
push 5
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_UpdateWindow]
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0x14
Function at 0x41b46a
Capabilities:
Create shortcut via ishelllink

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
lea eax, [ebp - 4]
xor ebx, ebx
push eax
push 0x4364dc
push 1
push ebx
push 0x4365cc
call dword [sym.imp.ole32.dll_CoCreateInstance]
test eax, eax
js 0x41b59f
mov eax, dword [ebp - 4]
lea ecx, [ebp - 8]
push esi
push ecx
push 0x4365bc
mov esi, dword [eax]
push eax
mov ecx, dword [esi]
call dword [0x434278]
call dword [esi]
test eax, eax
js 0x41b58b
cmp byte [ebp + 8], bl
je 0x41b4d0
mov eax, dword [ebp - 8]
push 2
push dword [ebp + 0x10]
mov ecx, dword [eax]
push eax
mov esi, dword [ecx + 0x14]
mov ecx, esi
call dword [0x434278]
call esi
mov eax, dword [ebp - 4]
push dword [ebp + 0xc]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x50]
mov ecx, esi
call dword [0x434278]
call esi
cmp dword [ebp + 0x18], ebx
je 0x41b501
mov eax, dword [ebp - 4]
push dword [ebp + 0x18]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x1c]
mov ecx, esi
call dword [0x434278]
call esi
mov eax, dword [ebp - 4]
push ebx
mov ecx, dword [eax]
mov esi, dword [ecx + 0x44]
mov ecx, esi
cmp dword [ebp + 0x1c], ebx
jne 0x41b518
push 0x4345f4
jmp 0x41b51b
push dword [ebp + 0x1c]
push eax
call dword [0x434278]
call esi
cmp dword [ebp + 0x20], ebx
je 0x41b53f
mov eax, dword [ebp - 4]
push dword [ebp + 0x20]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x2c]
mov ecx, esi
call dword [0x434278]
call esi
cmp dword [ebp + 0x14], ebx
je 0x41b55a
mov eax, dword [ebp - 4]
push dword [ebp + 0x14]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 0x24]
mov ecx, esi
call dword [0x434278]
call esi
mov eax, dword [ebp - 8]
push 1
push dword [ebp + 0x10]
mov ecx, dword [eax]
push eax
mov esi, dword [ecx + 0x18]
mov ecx, esi
call dword [0x434278]
call esi
test eax, eax
js 0x41b578
mov bl, 1
mov eax, dword [ebp - 8]
push eax
mov ecx, dword [eax]
mov esi, dword [ecx + 8]
mov ecx, esi
call dword [0x434278]
call esi
mov ecx, dword [ebp - 4]
push ecx
mov edx, dword [ecx]
mov esi, dword [edx + 8]
mov ecx, esi
call dword [0x434278]
call esi
pop esi
mov al, bl
pop ebx
leave
ret 0x1c

Function at 0x41b62d
Capabilities:
Get common file path

Disassembly:
push dword [esp + 4]
push dword [esp + 0xc]
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
test eax, eax
setne al
ret 8
Function at 0x41b6a2
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ecx
push ecx
push esi
push edi
push 0x4357fc
push dword [esp + 0x18]
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x41b7bb
push esi
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov edi, eax
test edi, edi
je 0x41b7bb
push esi
push dword [0x443068]
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x41b7bb
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov esi, eax
test esi, esi
je 0x41b7bb
push ebx
push ebp
push edi
xor ebp, ebp
push 2
mov dword [esp + 0x1c], ebp
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebx, eax
test ebx, ebx
je 0x41b7b3
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
je 0x41b7ac
push edi
push esi
push eax
call fcn.00422c10
add esp, 0xc
mov dword [esp + 0x10], ebp
lea eax, [esp + 0x10]
push eax
push ebp
push ebx
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
test eax, eax
jne 0x41b7a5
push ebp
push dword [esp + 0x14]
call fcn.0041b606
mov ecx, dword [esp + 0x10]
mov edi, eax
push ecx
mov edx, dword [ecx]
mov esi, dword [edx + 8]
mov ecx, esi
call dword [0x434278]
call esi
test edi, edi
je 0x41b7a5
mov eax, dword [edi + 8]
mov dword [edi + 8], ebp
test eax, eax
jne 0x41b793
push 0xffffff
lea eax, [esp + 0x18]
push eax
push dword [edi + 4]
call sub.gdiplus.dll_GdipCreateHBITMAPFromBitmap
test eax, eax
je 0x41b793
mov dword [edi + 8], eax
mov eax, dword [edi]
push 1
mov esi, dword [eax]
mov ecx, esi
call dword [0x434278]
mov ecx, edi
call esi
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, dword [esp + 0x14]
pop ebp
pop ebx
jmp 0x41b7bd
xor eax, eax
pop edi
pop esi
pop ecx
pop ecx
ret 4

Function at 0x41becf
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1024
call fcn.0041fe20
cmp word [0x452892], 0
je 0x41bf6b
push esi
push 6
push dword [0x440724]
mov esi, 0x452892
push esi
call fcn.0040d687
push eax
call fcn.00413308
test eax, eax
jne 0x41bf6a
push 0x451890
call fcn.0041bbe9
push 0x800
push esi
lea eax, [ebp - 0x1024]
push eax
call fcn.00411908
lea eax, [ebp - 0x1024]
push eax
call fcn.00424df3
xor ecx, ecx
push 0x1e
push ecx
mov word [ebp + eax*2 - 0x1022], cx
lea eax, [ebp - 0x20]
push eax
call fcn.00421000
add esp, 0x10
mov dword [ebp - 0x1c], 3
push 0x14
pop eax
mov word [ebp - 0x10], ax
lea eax, [ebp - 0x1024]
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.SHELL32.dll_SHFileOperationW]
pop esi
leave
ret
Function at 0x41bfaf
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x12c
cmp dword [0x44073c], 0
push ebx
push esi
push edi
mov ebx, 0x400
jne 0x41bffa
push 0x64
lea eax, [ebp - 0x12c]
push eax
push 0xf
push ebx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
mov ax, word [ebp - 0x12c]
mov word [0x461ce8], ax
xor eax, eax
mov word [0x461cea], ax
mov dword [0x44073c], 0x461ce8
push 0x32
lea eax, [ebp - 0x64]
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.004117c3
mov edi, dword [ebp + 0x10]
xor eax, eax
mov esi, dword [ebp + 0x14]
push esi
push edi
push 0x44072c
mov word [edi], ax
lea eax, [ebp - 0x64]
push eax
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetNumberFormatW]
xor eax, eax
mov word [edi + esi*2 - 2], ax
pop edi
pop esi
pop ebx
leave
ret 0x10

Function at 0x41c240
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x200c
call fcn.0041fe20
cmp byte [0x453898], 0
je 0x41c2ee
push 0x800
lea eax, [ebp - 0x200c]
push eax
push dword [ebp + 8]
call fcn.0041d6b4
lea eax, [ebp - 8]
push eax
push 1
push 0
push str.SoftwareWinRAR_SFX
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x41c2ee
lea eax, [ebp - 4]
mov dword [ebp - 4], 0x1000
push eax
lea eax, [ebp - 0x100c]
push eax
lea eax, [ebp - 0xc]
push eax
push 0
lea eax, [ebp - 0x200c]
push eax
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x41c2e5
mov eax, dword [ebp - 4]
mov ecx, 0x7ff
shr eax, 1
mov dword [ebp - 4], eax
cmp eax, ecx
jb 0x41c2c9
mov eax, ecx
push dword [ebp + 0xc]
xor ecx, ecx
mov word [ebp + eax*2 - 0x100c], cx
lea eax, [ebp - 0x100c]
push eax
push dword [ebp + 8]
call fcn.00411908
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
leave
ret 8
Function at 0x41c3a4
Capabilities:
Query environment variable

Disassembly:
mov eax, 0x2004
call fcn.0041fe20
mov ecx, dword [esp + 0x2014]
push ebx
xor ebx, ebx
push esi
test ecx, ecx
je 0x41c3bf
mov byte [ecx], bl
mov edx, dword [esp + 0x2020]
test edx, edx
je 0x41c3cc
mov byte [edx], bl
mov esi, dword [esp + 0x2010]
test esi, esi
je 0x41c4a8
movzx eax, word [esi]
test ax, ax
je 0x41c4a8
push ebp
mov ebp, dword [esp + 0x201c]
push edi
mov dword [esp + 0x10], ebx
mov edi, eax
add esi, 2
cmp di, 0x3d
jne 0x41c417
test ebp, ebp
je 0x41c423
test ebx, ebx
jne 0x41c423
test ecx, ecx
je 0x41c40e
mov byte [ecx], 1
mov ebx, dword [esp + 0x201c]
jmp 0x41c447
cmp di, 0xd
je 0x41c45c
cmp di, 0xa
je 0x41c45f
mov eax, dword [esp + 0x201c]
mov word [eax], di
add eax, 2
mov edi, dword [esp + 0x202c]
mov dword [esp + 0x201c], eax
lea eax, [edi - 2]
cmp dword [esp + 0x10], eax
jge 0x41c457
movzx eax, word [esi]
inc dword [esp + 0x10]
mov edi, eax
test ax, ax
jne 0x41c3f6
jmp 0x41c45f
mov byte [edx], 1
jmp 0x41c466
add esi, 2
mov edi, dword [esp + 0x202c]
mov eax, dword [esp + 0x201c]
xor ecx, ecx
mov word [eax], cx
test ebp, ebp
je 0x41c4a2
xor eax, eax
mov word [ebp], ax
test ebx, ebx
je 0x41c4a2
push 0x1000
lea eax, [esp + 0x18]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
push edi
lea eax, [esp + 0x18]
push eax
push ebp
call fcn.00411908
xor eax, eax
mov word [ebx], ax
pop edi
mov eax, esi
pop ebp
jmp 0x41c4aa
xor eax, eax
pop esi
pop ebx
add esp, 0x2004
ret 0x18
Function at 0x41e9c3
Capabilities:
Hide graphical window

Disassembly:
and dword [0x45188c], 0
push 1
push dword [esp + 8]
mov byte [0x44a46d], 1
mov byte [0x44a46e], 1
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push 2
push dword [esp + 0xc]
call fcn.004012b3
cmp dword [0x461cd4], 0
jne 0x41ea03
cmp byte [0x44a47b], 0
je 0x41ea0c
cmp dword [0x44a474], 0
jne 0x41ea1f
push 0
push 1
push 0x111
push dword [esp + 0x10]
call dword [sym.imp.USER32.dll_SendMessageW]
ret 4

Function at 0x41eb1b
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1008
call fcn.0041fe20
cmp byte [0x453898], 0
je 0x41ebaa
cmp word [0x45389a], 0
je 0x41ebaa
push esi
push 0x800
lea eax, [ebp - 0x1008]
push eax
push 0x45389a
call fcn.0041d6b4
lea eax, [ebp - 8]
xor esi, esi
push eax
lea eax, [ebp - 4]
push eax
push esi
push 0x20006
push esi
push esi
push esi
push str.SoftwareWinRAR_SFX
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x41eba9
push dword [ebp + 8]
call fcn.00424df3
pop ecx
lea eax, [eax*2 + 2]
push eax
push dword [ebp + 8]
lea eax, [ebp - 0x1008]
push 1
push esi
push eax
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
leave
ret 4

Function at 0x41ebae
Capabilities:
Set environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x2000
call fcn.0041fe20
push esi
push dword [ebp + 8]
push str.sfxcmd
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push 0x1000
lea eax, [ebp - 0x2000]
push eax
push dword [ebp + 8]
call fcn.00411677
mov esi, eax
test esi, esi
je 0x41ec06
movzx ecx, word [esi]
push ecx
jmp 0x41ebf1
add esi, 2
movzx eax, word [esi]
push eax
call fcn.00411793
test al, al
jne 0x41ebea
push esi
push str.sfxpar
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
pop esi
leave
ret 4
Function at 0x4209ab
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4209ea
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4209ea
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4209ea
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4209ea
cmp dword [ecx + 0x74], 0xe
jbe 0x4209ea
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x433160
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43318d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43318d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x42e003
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
mov eax, section..text
nop
nop
nop
push 4
nop
nop
nop
nop
nop
nop
pop edi
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
je 0x42e072
nop
nop
mov ebx, 0x407ef8
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x20007de2
nop
nop
nop
nop
nop
xor dword [eax], esi
add eax, edi
nop
nop
nop
nop
nop
nop
loop 0x42e060
nop
nop
nop
mov eax, section..data
cmp eax, 0
nop
nop
nop
je 0x42e0d2
nop
nop
nop
nop
nop
mov ebx, 0x42cd70
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
div edi
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
nop
mov esi, 0x60eb5fd7
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
loop 0x42e0c0
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219
Function at 0x433005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
call 0x43300c
nop
nop
nop
nop
nop
pop eax
nop
add eax, 0x40a063
sub eax, 0x40a009
nop
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
jl 0x433030
nop
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43301e
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x431219
Function at 0x40310c
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x450008], 0x8088405
inc edx
mov dword [ebx + 0x450008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x41bc44
Capabilities:
Encode data using xor

Disassembly:
mov ecx, edx
mov edx, eax
xor eax, eax
rol ax, 5
xor al, byte [edx]
inc edx
dec ecx
jne 0x41bc4a
ret

Function at 0x44d658
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xffffffe8
mov ebp, edx
mov ebx, eax
xor eax, eax
mov dword [esp], eax
mov eax, dword [ebx + 0x3c]
add eax, ebx
mov edx, dword [eax + 0x78]
mov dword [esp + 4], edx
mov edx, dword [eax + 0x7c]
mov dword [esp + 8], edx
mov eax, dword [esp + 4]
add eax, ebx
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xc]
mov edi, dword [eax + 0x18]
dec edi
test edi, edi
jb 0x44d6f6
inc edi
xor esi, esi
mov eax, dword [esp + 0xc]
mov eax, dword [eax + 0x20]
add eax, ebx
mov edx, esi
shl edx, 2
add eax, edx
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x10]
mov eax, dword [eax + 0xc]
add eax, ebx
push eax
push ebp
call fcn.0040676c
test eax, eax
jne 0x44d6f2
mov eax, dword [esp + 0xc]
mov eax, dword [eax + 0x24]
add eax, ebx
mov edx, esi
add edx, edx
add eax, edx
mov ax, word [eax]
add ax, 3
mov edx, dword [esp + 0xc]
mov edx, dword [edx + 0x1c]
add edx, ebx
movzx eax, ax
shl eax, 2
add edx, eax
mov dword [esp + 0x14], edx
mov eax, dword [esp + 0x14]
add ebx, dword [eax]
mov dword [esp], ebx
jmp 0x44d6f6
inc esi
dec edi
jne 0x44d694
mov eax, dword [esp]
add esp, 0x18
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x44e5e8
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe0
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x20], ecx
mov dword [ebp - 0x14], ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.00404914
mov edi, dword [ebp + 8]
add edi, 0xffffff00
xor eax, eax
push ebp
push 0x44e6fa
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0x18], 0x89
xor ebx, ebx
xor esi, esi
mov eax, dword [ebp - 4]
call fcn.00404724
test eax, eax
jle 0x44e6c9
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0x18]
add eax, 0x77
xor edx, edx
push edx
push eax
lea eax, [ebx + 1]
cdq
call fcn.00405250
mov ebx, eax
mov eax, dword [ebp - 0x18]
add eax, 0x77
xor edx, edx
push edx
push eax
xor eax, eax
mov al, byte [edi + ebx]
add eax, esi
cdq
call fcn.00405250
mov esi, eax
mov al, byte [edi + ebx]
mov dl, byte [edi + esi]
mov byte [edi + ebx], dl
mov byte [edi + esi], al
xor eax, eax
mov al, byte [edi + ebx]
xor edx, edx
mov dl, byte [edi + esi]
add eax, edx
mov edx, dword [ebp - 0x18]
add edx, 0x77
mov ecx, edx
xor edx, edx
div ecx
mov al, byte [edi + edx]
mov byte [ebp - 0xd], al
lea eax, [ebp - 0x20]
mov edx, dword [ebp - 4]
mov ecx, dword [ebp - 0xc]
mov dl, byte [edx + ecx - 1]
mov cl, byte [ebp - 0xd]
xor dl, cl
call fcn.0040464c
mov edx, dword [ebp - 0x20]
lea eax, [ebp - 0x14]
call fcn.0040472c
inc dword [ebp - 0xc]
dec dword [ebp - 0x1c]
jne 0x44e643
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x14]
call fcn.004044b8
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x44e701
lea eax, [ebp - 0x20]
call fcn.00404464
lea eax, [ebp - 0x14]
call fcn.00404464
lea eax, [ebp - 4]
call fcn.00404464
ret