joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b6300
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x5c102c]
mov edi, eax
pop ecx
test edi, edi
je 0x4b63ec
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x4b6369
push ecx
call dword [esi]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call dword [esi + 4]
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
call dword [esi + 8]
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], ebx
jmp 0x4b636f
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
call dword [esi]
push dword [edi + 8]
call dword [esi]
mov eax, dword [ebp + 0x10]
xor ebx, ebx
pop ecx
pop ecx
test eax, eax
je 0x4b63e4
mov dword [ebp - 8], eax
mov ebx, eax
mov eax, dword [ebp - 4]
push 1
mov al, byte [eax]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push eax
push dword [edi + 4]
call dword [esi + 4]
mov ecx, dword [ebp - 4]
push 1
mov al, byte [ecx]
xor al, 0x5c
inc ecx
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push eax
push dword [edi + 8]
mov dword [ebp - 4], ecx
call dword [esi + 4]
add esp, 0x18
sub ebx, 1
jne 0x4b6389
mov ebx, dword [ebp - 8]
jmp 0x4b63e4
push 1
push 0x58334f
push dword [edi + 4]
call dword [esi + 4]
push 1
push 0x583350
push dword [edi + 8]
call dword [esi + 4]
add esp, 0x18
inc ebx
cmp ebx, dword [esi + 0x10]
jb 0x4b63c6
mov eax, edi
pop ebx
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4c4add
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push dword [ebp + 0x10]
mov esi, ecx
push dword [ebp + 0xc]
lea eax, [esi + 0x170]
push eax
call dword [sym.imp.USER32.dll_PtInRect]
mov ecx, esi
test eax, eax
jne 0x4c4b03
call fcn.004c1ba0
jmp 0x4c4b2f
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.004c107c
mov eax, dword [esi + 0x180]
xor ecx, ecx
cmp dword [eax - 8], ecx
je 0x4c4b2f
push 1
push ecx
push ecx
push eax
push 0x585c58
push ecx
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
pop esi
pop ebp
ret 0xc
Function at 0x4cc77a
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, esi
push edi
mov edi, ecx
sub eax, 9
je 0x4cc7db
sub eax, 1
je 0x4cc7bd
sub eax, 3
je 0x4cc7bd
test dword [edi + 0x370], 0x2000
je 0x4cc7f6
push esi
call fcn.0050e38e
pop ecx
test eax, eax
jne 0x4cc7f6
cmp esi, 0x2d
je 0x4cc7f6
cmp esi, 0x2e
je 0x4cc7f6
cmp esi, 0x2c
je 0x4cc7f6
jmp 0x4cc811
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
mov ecx, 0x8000
test cx, ax
jne 0x4cc7f6
test dword [edi + 0x370], 0x1000
jmp 0x4cc7f4
test byte [edi + 0x374], 0x80
jne 0x4cc7f6
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
mov ecx, 0x8000
test cx, ax
je 0x4cc811
mov eax, dword [edi + 0x380]
push 0
mov ecx, dword [eax + 0xc]
mov eax, dword [edi + 0x6c]
mov edx, dword [ecx]
push dword [eax + 8]
push dword [eax + 4]
push dword [eax]
call dword [edx + 0xc]
pop edi
pop esi
pop ebp
ret 0xc

Function at 0x4cca7e
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
push esi
mov esi, ecx
lea ecx, [ebp - 0x2c]
push edi
push esi
call fcn.004b786c
mov eax, dword [ebp + 0x10]
lea ecx, [ebp - 0x2c]
mov edi, dword [ebp + 8]
xor ebx, ebx
mov dword [ebp - 8], eax
mov eax, dword [esi]
push ecx
mov ecx, esi
mov dword [ebp - 0x2c], 0x585c7c
mov dword [ebp - 0x24], 0x586958
mov byte [ebp - 4], bl
mov dword [ebp - 0xc], edi
call dword [eax + 0x94]
cmp byte [ebp - 4], bl
jne 0x4ccae7
cmp edi, 0xd
jne 0x4ccaec
test dword [esi + 0x370], 0x1000
jne 0x4ccaec
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
mov ecx, 0x8000
test cx, ax
jne 0x4ccaec
mov dword [esi + 0x10], ebx
jmp 0x4ccb06
mov eax, dword [esi + 0x380]
push ebx
mov ecx, dword [eax + 0xc]
mov eax, dword [esi + 0x6c]
mov edx, dword [ecx]
push dword [eax + 8]
push dword [eax + 4]
push dword [eax]
call dword [edx + 0xc]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4ceb8d
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x120
mov eax, dword [0x5c125c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, 0x11c
lea eax, [ebp - 0x120]
push esi
push 0
push eax
call fcn.005033f0
add esp, 0xc
mov dword [ebp - 0x120], esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExW]
lea eax, [ebp - 0x120]
push eax
call esi
test eax, eax
jne 0x4cebe8
lea eax, [ebp - 0x120]
mov dword [ebp - 0x120], 0x114
push eax
call esi
test eax, eax
je 0x4cebfc
cmp byte [ebp - 6], 1
jne 0x4cebfc
cmp dword [ebp - 0x11c], 6
jne 0x4cebfc
xor eax, eax
inc eax
jmp 0x4cebfe
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004fce93
mov esp, ebp
pop ebp
ret
Function at 0x4d202a
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push 0x587224
push dword [ebp + 8]
call fcn.0050c5de
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x4d2087
push ebx
push edi
push esi
call fcn.0050b4f2
push eax
call fcn.0051d25d
mov edi, eax
pop ecx
pop ecx
cmp edi, dword [ebp + 0x10]
jbe 0x4d2066
push 0x7a
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor ebx, ebx
jmp 0x4d207c
push esi
push edi
push 1
push dword [ebp + 0xc]
call fcn.0050bebb
xor ebx, ebx
add esp, 0x10
cmp edi, eax
sete bl
push esi
call fcn.0050b18c
pop ecx
pop edi
mov eax, ebx
pop ebx
pop esi
pop ebp
ret

Function at 0x4d774b
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, ecx
xor esi, esi
push 0x78
pop ecx
mov ax, word [edi + 0x210]
add ax, word [ebp + 0xc]
cwde
cdq
idiv ecx
movzx eax, ax
mov dword [ebp + 0xc], eax
cwde
mov word [edi + 0x210], dx
cdq
xor eax, edx
sub eax, edx
movzx ebx, ax
xor eax, eax
cmp ax, bx
jge 0x4d77f1
xor ecx, ecx
cmp word [ebp + 0xc], ax
setle cl
xor edx, edx
mov dword [ebp - 4], ecx
inc edx
mov eax, dword [edi]
push 0
push ecx
push edx
mov ecx, edi
call dword [eax + 0x100]
test eax, eax
je 0x4d77b9
mov ecx, edi
call fcn.004d8ad4
mov ecx, dword [ebp - 4]
inc esi
push 1
pop edx
cmp si, bx
jl 0x4d7794
cmp si, bx
jge 0x4d77f1
push dword [ebp + 0x14]
or eax, 0xffffffff
mov ecx, ebx
push dword [ebp + 0x10]
sub ecx, esi
cmp word [ebp + 0xc], 0
push 1
pop edx
cmovg eax, edx
movsx ecx, cx
cwde
imul ecx, eax
movsx eax, cx
mov ecx, edi
imul eax, eax, 0x78
movzx eax, ax
push eax
push dword [ebp + 8]
call fcn.004c1204
test bx, bx
je 0x4d7830
mov ecx, edi
call fcn.0053e473
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x10]
movzx edx, word [ebp + 0x14]
mov edi, eax
movzx ecx, word [ebp + 0x10]
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
shl edx, 0x10
or edx, ecx
push edx
push dword [ebp + 8]
push 0x200
push edi
call esi
push 0x2000001
push edi
push 0x20
push edi
call esi
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x4db573
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 8], 9
je 0x4db580
xor eax, eax
jmp 0x4db5ae
push dword [ecx + 4]
call fcn.004d6aea
pop ecx
test eax, eax
je 0x4db59b
mov edx, dword [eax]
mov ecx, eax
call dword [edx + 0x98]
test al, 2
jne 0x4db57c
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
movzx eax, ax
xor eax, 0x8000
shr eax, 0xf
pop ebp
ret 4
Function at 0x4db69c
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push edi
mov edi, dword [ebp + 8]
mov ebx, ecx
push edi
call fcn.004db573
test eax, eax
je 0x4db6d1
push 0x10
call dword [sym.imp.USER32.dll_GetKeyState]
shr eax, 0xf
mov ecx, ebx
and al, 1
movzx eax, al
push eax
call fcn.004db138
xor eax, eax
inc eax
jmp 0x4db7ce
push esi
push dword [ebx + 4]
call fcn.004d6aea
mov esi, eax
mov dword [ebp - 4], esi
pop ecx
test esi, esi
je 0x4db77b
mov edx, dword [esi]
mov ecx, esi
call dword [edx + 0x64]
test eax, eax
je 0x4db77b
cmp edi, 0x25
je 0x4db70b
cmp edi, 0x27
je 0x4db719
cmp edi, 0x26
je 0x4db70b
cmp edi, 0x28
jne 0x4db77b
cmp edi, 0x27
je 0x4db719
cmp edi, 0x28
je 0x4db719
push 2
jmp 0x4db71b
push 3
pop edi
jmp 0x4db729
mov edx, dword [esi]
mov ecx, esi
call dword [edx + 0x64]
test eax, eax
jne 0x4db765
push edi
mov ecx, esi
call fcn.004bf979
mov esi, eax
test esi, esi
jne 0x4db71e
mov ecx, dword [ebp - 4]
cmp edi, 3
setne al
push eax
call fcn.004bf66e
mov ecx, eax
jmp 0x4db758
mov edx, dword [esi]
mov ecx, esi
call dword [edx + 0x64]
test eax, eax
jne 0x4db765
push edi
mov ecx, esi
call fcn.004bf979
mov esi, eax
test esi, esi
jne 0x4db74a
jmp 0x4db776
push 1
mov ecx, esi
call fcn.004bf8ad
push eax
mov ecx, ebx
call fcn.004dba21
xor eax, eax
inc eax
jmp 0x4db7cd
mov esi, dword [sym.imp.USER32.dll_GetKeyState]
push 0x10
call esi
shr eax, 0xf
and al, 1
movzx eax, al
push eax
push 0x12
call esi
shr eax, 0xf
and al, 1
movzx eax, al
push eax
push 0x11
call esi
shr eax, 0xf
lea ecx, [ebp + 8]
and al, 1
movzx eax, al
push eax
push edi
call fcn.004dca25
lea eax, [ebp + 8]
mov ecx, ebx
push eax
call fcn.004db822
xor ebx, ebx
lea ecx, [ebp + 8]
test al, al
setne bl
call fcn.00401880
mov eax, ebx
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x4e0e15
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 0x10]
push edi
xor edi, edi
test ebx, ebx
jne 0x4e0e38
mov eax, dword [ebp + 8]
mov dword [eax + 8], edi
mov dword [eax], 1
mov dword [eax + 4], edi
jmp 0x4e0ed5
push esi
lea eax, [ebp + 0x10]
mov dword [ebp + 0x10], edi
push eax
push ebx
call fcn.004e0a2b
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x4e0e5b
push ebx
call fcn.0050b18c
mov eax, dword [ebp + 8]
mov dword [eax], esi
jmp 0x4e0eb1
mov esi, dword [ebp + 0x10]
xor eax, eax
inc eax
test esi, esi
cmovne eax, esi
push eax
call dword [0x5c1214]
mov dword [ebp - 4], eax
pop ecx
push ebx
test eax, eax
jne 0x4e0e86
call fcn.0050b18c
mov eax, dword [ebp + 8]
mov dword [eax], 3
jmp 0x4e0eb1
push esi
push 1
push eax
call fcn.0050bebb
push ebx
mov esi, eax
call fcn.0050b18c
add esp, 0x14
cmp esi, dword [ebp + 0x10]
je 0x4e0eba
push dword [ebp - 4]
call dword [0x5c1218]
mov eax, dword [ebp + 8]
mov dword [eax], 2
pop ecx
mov dword [eax + 8], edi
mov dword [eax + 4], edi
jmp 0x4e0ed4
push dword [ebp + 0x18]
mov ecx, dword [ebp + 0xc]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp - 4]
push dword [ebp + 8]
call fcn.004e0dc0
mov eax, dword [ebp + 8]
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4e8412
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push dword [ebp + 0x10]
mov ebx, ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
jne 0x4e8432
xor eax, eax
jmp 0x4e8491
push esi
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov dword [ebp + 0x10], eax
test eax, eax
je 0x4e842e
push esi
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x4e842e
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov dword [ebp + 8], eax
test eax, eax
je 0x4e842e
push edi
mov ecx, ebx
call fcn.004e7f63
push dword [ebp + 0x10]
lea ecx, [ebx + 4]
push dword [ebp + 8]
call fcn.004e7f45
mov ecx, ebx
mov dword [ebx], esi
call fcn.004e84ed
test eax, eax
jne 0x4e8490
xor ecx, ecx
mov dword [ebx + 4], ecx
mov dword [ebx + 0xc], ecx
mov dword [ebx + 8], ecx
or dword [ebx], 0xffffffff
pop edi
pop esi
pop ebx
pop ebp
ret 0xc

Function at 0x4e8727
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, ecx
push edi
push 0xc
pop edi
mov eax, dword [esi]
sub eax, edi
mov dword [ebp - 4], ebx
push eax
call fcn.004fd11a
mov dword [ebp + 0xc], eax
pop ecx
test eax, eax
je 0x4e879d
cmp dword [esi], edi
jbe 0x4e8787
movzx eax, word [ebx + 0x18]
mov ecx, dword [ebp - 4]
or eax, 2
mov ebx, eax
xor ebx, 1
imul ebx, eax
mov eax, dword [ebp + 8]
mov eax, dword [eax]
shr ebx, 8
xor bl, byte [eax + edi]
mov byte [ebp - 8], bl
push dword [ebp - 8]
call fcn.004e88ba
mov eax, dword [ebp + 0xc]
mov byte [eax + edi - 0xc], bl
inc edi
mov ebx, dword [ebp - 4]
cmp edi, dword [esi]
jb 0x4e8750
mov ebx, dword [ebp + 8]
push dword [ebx]
call fcn.004fd115
mov eax, dword [ebp + 0xc]
mov dword [ebx], eax
xor eax, eax
add dword [esi], 0xfffffff4
inc eax
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x4e87e8
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x5c125c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [ebp + 0xc], 0xc
push esi
mov esi, dword [ebp + 8]
mov dword [ebp - 0x18], ecx
jae 0x4e8809
xor eax, eax
jmp 0x4e8851
push edi
lea edi, [ebp - 0x10]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
pop edi
xor esi, esi
push ebx
movzx eax, word [ecx + 0x18]
or eax, 2
mov ebx, eax
xor ebx, 1
imul ebx, eax
shr ebx, 8
xor bl, byte [ebp + esi - 0x10]
mov byte [ebp - 0x14], bl
push dword [ebp - 0x14]
call fcn.004e88ba
mov ecx, dword [ebp - 0x18]
mov byte [ebp + esi - 0x10], bl
inc esi
cmp esi, 0xc
jl 0x4e8814
mov ecx, dword [ebp + 0x10]
xor eax, eax
shr ecx, 0x18
cmp byte [ebp - 5], cl
pop ebx
sete al
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004fce93
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4e88ba
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebp
mov ebp, esp
movzx eax, byte [ebp + 8]
push esi
push edi
mov edi, ecx
mov edx, dword [edi + 0x10]
xor eax, edx
mov esi, dword [edi + 0xc]
mov ecx, dword [edi + 0x18]
movzx eax, al
shr edx, 8
mov eax, dword [esi + eax*4]
xor eax, edx
mov dword [edi + 0x10], eax
movzx eax, al
add eax, dword [edi + 0x14]
imul eax, eax, 0x8088405
inc eax
mov dword [edi + 0x14], eax
shr eax, 0x18
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [esi + eax*4]
mov dword [edi + 0x18], ecx
pop edi
pop esi
pop ebp
ret 4
Function at 0x4f062e
Capabilities:
Check if file exists
Get common file path

Disassembly:
push 0x248
mov eax, 0x573a5a
call fcn.004fdbe0
push 0x208
xor esi, esi
lea eax, [ebp - 0x218]
push esi
push eax
call fcn.005033f0
add esp, 0xc
cmp dword [ebp + 8], 0xffffffff
je 0x4f066c
push esi
push dword [ebp + 8]
lea eax, [ebp - 0x218]
push eax
push esi
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderPathW]
push dword [ebp + 0xc]
lea ecx, [ebp - 0x254]
call fcn.004076d0
lea eax, [ebp - 0x254]
push eax
lea eax, [ebp - 0x248]
push eax
call fcn.00415e80
pop ecx
pop ecx
cmp dword [eax + 0x14], 8
jb 0x4f0697
mov eax, dword [eax]
push eax
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
push esi
push 1
lea ecx, [ebp - 0x248]
call fcn.00407c70
lea eax, [ebp - 0x218]
push eax
lea ecx, [ebp - 0x230]
call fcn.00407780
lea eax, [ebp - 0x230]
mov dword [ebp - 4], esi
push eax
lea eax, [ebp - 0x248]
push eax
call fcn.00562eba
pop ecx
pop ecx
push eax
lea ecx, [ebp - 0x230]
mov byte [ebp - 4], 1
call fcn.00418c50
push esi
push 1
lea ecx, [ebp - 0x248]
call fcn.00407c70
cmp dword [ebp - 0x21c], 8
lea ecx, [ebp - 0x230]
mov eax, dword [ebp - 0x220]
lea edx, [ebp - 0x249]
cmovae ecx, dword [ebp - 0x230]
push edx
lea edx, [ebp - 0x24a]
mov byte [ebp - 0x249], 0x5c
push edx
lea eax, [ecx + eax*2]
mov byte [ebp - 0x24a], 0x2f
lea ecx, [ebp - 0x230]
cmovae ecx, dword [ebp - 0x230]
push eax
push ecx
call fcn.004ed174
add esp, 0x10
lea eax, [ebp - 0x230]
cmp dword [ebp - 0x21c], 8
cmovae eax, dword [ebp - 0x230]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
push esi
push 1
lea ecx, [ebp - 0x230]
lea ebx, [eax - 1]
neg ebx
sbb bl, bl
inc bl
call fcn.00407c70
mov al, bl
call fcn.004fdb8a
ret 8

Function at 0x4fb265
Capabilities:
Create thread

Disassembly:
push esi
push 0x5d6cac
mov esi, ecx
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
xor eax, eax
push eax
push eax
push eax
push 0x4fb511
push eax
push eax
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [0x5d6ca8], eax
mov eax, esi
pop esi
ret
Function at 0x4ffc20
Capabilities:
Write file on windows

Disassembly:
push 0x20
mov eax, 0x5737a9
call fcn.004fdbe0
mov ebx, ecx
cmp dword [ebx + 0x38], 0
je 0x4ffd3d
cmp byte [ebx + 0x3e], 0
je 0x4ffd3d
mov eax, dword [ebx]
mov edi, 0xffff
push edi
mov esi, dword [eax + 0xc]
mov ecx, esi
call fcn.004fe098
mov ecx, ebx
call esi
movzx eax, ax
cmp di, ax
sete al
test al, al
je 0x4ffc6c
xor al, al
jmp 0x4ffd3f
xor eax, eax
mov dword [ebp - 0x14], 0xf
push eax
push 8
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x18], eax
mov byte [ebp - 0x28], al
call fcn.004108e0
and dword [ebp - 4], 0
mov ecx, dword [ebp - 0x28]
mov eax, dword [ebp - 0x14]
mov edx, ecx
cmp eax, 0x10
jae 0x4ffc9c
lea edx, [ebp - 0x28]
mov ecx, edx
mov edi, dword [ebx + 0x38]
lea eax, [ebp - 0x2c]
push eax
mov eax, dword [ebp - 0x18]
add eax, edx
mov esi, dword [edi]
push eax
push ecx
lea eax, [ebx + 0x40]
mov ecx, dword [esi + 0x20]
push eax
call fcn.004fe098
mov ecx, edi
call dword [esi + 0x20]
sub eax, 0
je 0x4ffcd1
sub eax, 1
je 0x4ffcd5
dec eax
sub eax, 1
je 0x4ffd2b
xor bl, bl
jmp 0x4ffd2d
mov byte [ebx + 0x3e], 0
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x28]
mov edx, ecx
cmp eax, 0x10
jae 0x4ffce5
lea edx, [ebp - 0x28]
mov esi, dword [ebp - 0x2c]
sub esi, edx
je 0x4ffd0d
cmp eax, 0x10
jae 0x4ffcf4
lea ecx, [ebp - 0x28]
push dword [ebx + 0x4c]
push esi
push 1
push ecx
call fcn.0050b750
add esp, 0x10
cmp esi, eax
jne 0x4ffccd
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x28]
cmp byte [ebx + 0x3e], 0
je 0x4ffd2b
test esi, esi
jne 0x4ffc90
push esi
push 8
lea ecx, [ebp - 0x28]
call fcn.004109b0
jmp 0x4ffc8a
mov bl, 1
push 0
push 1
lea ecx, [ebp - 0x28]
call fcn.004080b0
mov al, bl
jmp 0x4ffd3f
mov al, 1
call fcn.004fdb8a
ret
Function at 0x5001b6
Capabilities:
Write file on windows

Disassembly:
push 0x30
mov eax, 0x57377c
call fcn.004fdbe0
mov esi, ecx
mov dword [ebp - 0x30], esi
mov edi, dword [ebp + 8]
mov ebx, 0xffff
cmp bx, di
jne 0x5001db
xor eax, eax
jmp 0x500354
mov eax, dword [esi + 0x20]
mov ecx, dword [eax]
test ecx, ecx
je 0x500207
mov edx, dword [esi + 0x30]
mov eax, dword [edx]
lea eax, [ecx + eax*2]
cmp ecx, eax
jae 0x500207
dec dword [edx]
mov ax, di
mov edx, dword [esi + 0x20]
mov esi, dword [edx]
lea ecx, [esi + 2]
mov dword [edx], ecx
mov word [esi], di
jmp 0x500354
cmp dword [esi + 0x4c], 0
je 0x500351
mov ecx, esi
call fcn.004ffe29
xor eax, eax
cmp dword [esi + 0x38], eax
jne 0x50023a
push dword [esi + 0x4c]
push edi
call fcn.004ff9a9
pop ecx
pop ecx
test al, al
je 0x500351
movzx ebx, di
jmp 0x500351
push eax
push 8
lea ecx, [ebp - 0x28]
mov word [ebp - 0x2c], di
mov dword [ebp - 0x14], 0xf
mov dword [ebp - 0x18], eax
mov byte [ebp - 0x28], al
call fcn.004108e0
and dword [ebp - 4], 0
lea eax, [esi + 0x40]
mov dword [ebp - 0x34], eax
mov ecx, dword [ebp - 0x28]
mov eax, dword [ebp - 0x14]
mov edx, ecx
cmp eax, 0x10
jae 0x500272
lea edx, [ebp - 0x28]
mov ecx, edx
mov edi, dword [esi + 0x38]
lea eax, [ebp - 0x38]
push eax
mov eax, dword [ebp - 0x18]
add eax, edx
mov esi, dword [edi]
push eax
push ecx
lea eax, [ebp - 0x3c]
mov ecx, dword [esi + 0x1c]
push eax
lea eax, [ebp - 0x2a]
push eax
lea eax, [ebp - 0x2c]
push eax
push dword [ebp - 0x34]
call fcn.004fe098
mov ecx, edi
call dword [esi + 0x1c]
test eax, eax
js 0x500345
cmp eax, 1
jg 0x500320
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x28]
mov edx, ecx
cmp eax, 0x10
jae 0x5002bb
lea edx, [ebp - 0x28]
mov edi, dword [ebp - 0x38]
sub edi, edx
je 0x5002e8
cmp eax, 0x10
jae 0x5002ca
lea ecx, [ebp - 0x28]
mov esi, dword [ebp - 0x30]
push dword [esi + 0x4c]
push edi
push 1
push ecx
call fcn.0050b750
add esp, 0x10
cmp edi, eax
jne 0x50031b
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x28]
jmp 0x5002eb
mov esi, dword [ebp - 0x30]
lea edx, [ebp - 0x2c]
mov byte [esi + 0x3e], 1
cmp dword [ebp - 0x3c], edx
jne 0x500315
test edi, edi
jne 0x500266
cmp dword [ebp - 0x18], 0x20
jae 0x50033f
push edi
push 8
lea ecx, [ebp - 0x28]
call fcn.004109b0
jmp 0x500260
mov eax, dword [ebp + 8]
movzx ebx, ax
movzx ebx, bx
jmp 0x50033f
cmp eax, 3
jne 0x500345
mov eax, dword [ebp - 0x30]
push dword [eax + 0x4c]
push dword [ebp - 0x2c]
call fcn.004ff9a9
pop ecx
pop ecx
test al, al
je 0x50033f
mov eax, dword [ebp + 8]
movzx ebx, ax
movzx eax, bx
movzx ebx, ax
push 0
push 1
lea ecx, [ebp - 0x28]
call fcn.004080b0
mov ax, bx
call fcn.004fdb8a
ret 4

Function at 0x527823
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.005274e6

Function at 0x52782e
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00527667

Function at 0x52a646
Capabilities:
Create thread
Print debug messages

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0052a54b

Function at 0x52cbe6
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0052c8a6
Function at 0x53397b
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret
Function at 0x5496bd
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0xc], 0
jne 0x5496ca
xor eax, eax
pop ebp
ret
pop ebp
jmp fcn.005496d6

Function at 0x552b2c
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push esi
push edi
call fcn.0050c336
mov ecx, dword [ebp + 8]
xor edi, edi
mov esi, dword [ebp + 0xc]
xorps xmm1, xmm1
movsd qword [ebp - 0x20], xmm1
mov eax, dword [eax]
mov dword [ebp - 0x10], edi
mov dword [ebp - 0x14], edi
mov dword [ebp - 0xc], edi
mov al, byte [eax]
mov dword [esi], ecx
mov byte [ebp - 1], al
movzx eax, byte [ecx]
test byte [eax + 0x59fab1], 8
je 0x552b77
inc ecx
movzx eax, byte [ecx]
test byte [eax + 0x59fab1], 8
jne 0x552b67
mov dword [ebp + 8], ecx
lea eax, [ebp + 8]
push eax
call fcn.005521bc
mov esi, dword [ebp + 8]
pop ecx
mov dword [ebp - 0x18], eax
cmp byte [esi], 0x30
jne 0x552cb4
mov cl, byte [esi + 1]
cmp cl, 0x78
je 0x552ba1
cmp cl, 0x58
jne 0x552cb4
mov al, byte [ebp - 1]
add esi, 2
mov cl, byte [esi]
cmp cl, al
jne 0x552bbc
cmp dword [ebp - 0xc], 0
jne 0x552c1a
mov dword [ebp - 0xc], 1
jmp 0x552c17
movzx eax, cl
test byte [eax + 0x59fab1], 0x10
je 0x552c1a
mov eax, dword [ebp - 0x10]
test eax, eax
jne 0x552bd9
cmp cl, 0x30
jne 0x552bd9
inc dword [ebp - 0x14]
jmp 0x552c0d
inc eax
mov dword [ebp - 0x10], eax
cmp eax, 0x1e
jg 0x552c0c
movsx eax, cl
push eax
call fcn.00552727
movsd xmm1, qword [ebp - 0x20]
mulsd xmm1, qword [0x59dc88]
pop ecx
movd xmm0, eax
cvtdq2pd xmm0, xmm0
addsd xmm1, xmm0
movsd qword [ebp - 0x20], xmm1
jmp 0x552c0d
inc edi
cmp dword [ebp - 0xc], 0
mov al, byte [ebp - 1]
je 0x552c17
dec edi
inc esi
jmp 0x552ba7
mov eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 0x14]
mov dword [ebp - 8], edi
push 0
pop edi
add eax, ecx
je 0x552cb4
mov eax, dword [ebp + 0xc]
mov dword [eax], esi
mov eax, dword [ebp - 8]
mov cl, byte [esi]
shl eax, 2
cmp cl, 0x70
je 0x552c45
cmp cl, 0x50
jne 0x552c95
lea eax, [ebp + 8]
inc esi
push eax
mov dword [ebp + 8], esi
call fcn.005521bc
mov edx, dword [ebp + 8]
mov esi, eax
pop ecx
mov al, byte [edx]
movzx ecx, al
test byte [ecx + 0x59fab1], 2
je 0x552cb4
imul ecx, edi, 0xa
movsx edi, al
add edi, 0xffffffd0
add edi, ecx
inc edx
movzx eax, byte [edx]
test byte [eax + 0x59fab1], 2
mov al, byte [edx]
jne 0x552c66
test esi, esi
je 0x552c86
neg edi
mov ecx, dword [ebp - 8]
mov eax, ecx
mov esi, dword [ebp + 0xc]
shl eax, 2
add eax, edi
mov dword [esi], edx
cmp dword [ebp - 0x18], 0
je 0x552ca2
xorps xmm1, xmmword [0x5aedf0]
push eax
push ecx
push ecx
movsd qword [esp], xmm1
call fcn.0050e6d5
add esp, 0xc
jmp 0x552cb6
fldz
pop edi
pop esi
mov esp, ebp
pop ebp
ret