joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48de5d
Capabilities:
Parse pe header

Disassembly:
push ebp
sub esp, 0x90
lea ebp, [esp - 4]
mov eax, dword [0x4c8698]
xor eax, ebp
mov dword [ebp + 0x90], eax
push 0x118
mov eax, 0x4aad86
call fcn.004812b5
mov ebx, dword [ebp + 0x9c]
mov esi, dword [ebp + 0xa0]
mov eax, dword [ebp + 0xa4]
mov dword [ebp - 0x2c], eax
mov eax, dword [ebp + 0xa8]
mov dword [ebp - 0x28], eax
mov edx, dword [ebp + 0xac]
mov dword [ebp - 0x24], edx
and dword [ebp - 4], 0
mov byte [ebp + 0x40], 0
xor eax, eax
lea edi, [ebp + 0x41]
stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
push 8
pop ecx
xor eax, eax
lea edi, [ebp + 0x48]
rep stosd dword es:[edi], eax
mov dword [ebp - 0x1c], esi
lea eax, [ebp - 0x18]
push eax
push 0x40
lea eax, [ebp]
push eax
push esi
push ebx
call edx
test eax, eax
je 0x48dee5
cmp dword [ebp - 0x18], 0x40
mov byte [ebp - 0x14], 1
je 0x48dee9
mov byte [ebp - 0x14], 0
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
call fcn.0048de22
cmp word [ebp], 0x5a4d
sete al
mov byte [ebp - 0x14], al
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
call fcn.0048de22
lea eax, [ebp - 0x18]
push eax
mov edi, 0xf8
push edi
lea eax, [ebp - 0x124]
push eax
mov eax, dword [ebp + 0x3c]
add eax, esi
push eax
push ebx
call dword [ebp - 0x24]
test eax, eax
je 0x48df33
cmp dword [ebp - 0x18], edi
mov byte [ebp - 0x14], 1
je 0x48df37
mov byte [ebp - 0x14], 0
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
call fcn.0048de22
cmp dword [ebp - 0x124], 0x4550
jne 0x48df68
cmp word [ebp - 0x120], 0x14c
jne 0x48df68
cmp word [ebp - 0x10c], 0x10b
mov byte [ebp - 0x14], 1
je 0x48df6c
mov byte [ebp - 0x14], 0
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
call fcn.0048de22
mov eax, dword [ebp + 0x3c]
lea eax, [esi + eax + 0xf8]
mov dword [ebp - 0x1c], eax
movzx edi, word [ebp - 0x11e]
and dword [ebp - 0x20], 0
cmp dword [ebp - 0x20], edi
jae 0x48e019
lea eax, [ebp - 0x18]
push eax
push 0x28
lea eax, [ebp + 0x68]
push eax
push dword [ebp - 0x1c]
push ebx
call dword [ebp - 0x24]
test eax, eax
je 0x48dfb7
cmp dword [ebp - 0x18], 0x28
mov byte [ebp - 0x14], 1
je 0x48dfbb
mov byte [ebp - 0x14], 0
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
call fcn.0048de22
add dword [ebp - 0x1c], 0x28
push 0x28
lea eax, [ebp + 0x40]
push eax
lea eax, [ebp + 0x68]
push eax
call fcn.004845b5
add esp, 0xc
test eax, eax
je 0x48e019
mov ecx, dword [ebp + 0x8c]
mov eax, 0x20000020
and ecx, eax
cmp ecx, eax
jne 0x48e00a
mov eax, dword [ebp + 0x74]
add eax, esi
mov ecx, dword [ebp - 0x28]
mov dword [ecx], eax
mov ecx, dword [ebp + 0x78]
add eax, ecx
mov ecx, dword [ebp - 0x2c]
mov dword [ecx], eax
xor eax, eax
inc eax
jmp 0x48e01b
inc dword [ebp - 0x20]
jmp 0x48df8f
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp + 0x90]
xor ecx, ebp
call fcn.00470220
add ebp, 0x94
leave
ret
Function at 0x49ea27
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
cmp dword [0x4cbd58], 0
push esi
jne 0x49e99a
call fcn.0049e8c5
test eax, eax
je 0x49e9dd
mov eax, dword [0x4cbd58]
cmp eax, 1
jne 0x49e9bb
push 0xd
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
test eax, eax
je 0x49e9dd
pop esi
ret
push eax
call dword [0x4cbd60]
test eax, eax
jne 0x49ea25
push 0x40
mov eax, 0x1000
push eax
push eax
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov esi, eax
test esi, esi
jne 0x49e9e1
xor eax, eax
pop esi
ret
mov eax, dword [esi]
push edi
push dword [0x4cbd58]
call dword [0x4cbd60]
mov edi, eax
test edi, edi
je 0x49ea08
push 0x8000
push 0
push esi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
mov eax, edi
jmp 0x49ea24
lea edi, [esi + 0xff0]
push esi
push dword [0x4cbd58]
call dword [0x4cbd5c]
add esi, 0x10
cmp esi, edi
jb 0x49ea0e
mov eax, esi
pop edi
pop esi
ret
jmp 0x49e987

Function at 0x49eb78
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x78]
sub esp, 0x98
mov eax, dword [0x4c8698]
xor eax, ebp
mov dword [ebp + 0x74], eax
push esi
mov esi, ecx
call fcn.0049eb0d
mov eax, 0x400000
push 0x94
mov dword [esi + 8], eax
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push 0
push eax
mov dword [esi], 0x3c
mov byte [esi + 0xc], 0
call fcn.00470770
add esp, 0xc
lea eax, [ebp - 0x20]
push eax
mov dword [ebp - 0x20], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x10], 2
jne 0x49ebc7
cmp dword [ebp - 0x1c], 5
jb 0x49ebdf
jmp 0x49ebdb
cmp dword [ebp - 0x10], 1
jne 0x49ebdf
cmp dword [ebp - 0x1c], 4
ja 0x49ebdb
jne 0x49ebdf
cmp dword [ebp - 0x18], 0
jbe 0x49ebdf
mov byte [esi + 0xc], 1
lea ecx, [esi + 0x18]
mov dword [esi + 0x10], 0x800
mov dword [esi + 0x14], 0x4b5e1c
call fcn.0040c9d0
test eax, eax
jge 0x49ec00
mov byte [0x4caaa0], 1
mov ecx, dword [ebp + 0x74]
mov eax, esi
xor ecx, ebp
pop esi
call fcn.00470220
add ebp, 0x78
leave
ret
Function at 0x49f2a0
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push 0xffffffffffffffff
push 0x4abd08
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push ebp
push esi
push edi
mov eax, dword [0x4c8698]
xor eax, esp
push eax
lea eax, [esp + 0x18]
mov dword fs:[0], eax
mov eax, dword [0x4cbdfc]
test eax, eax
jne 0x49f2d2
xor esi, esi
jmp 0x49f2db
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov esi, eax
mov dword [esp + 0x14], esi
test esi, esi
mov ebp, dword [sym.imp.KERNEL32.dll_HeapFree]
mov dword [esp + 0x20], 0
je 0x49f31d
cmp dword [esi + 0x14], 0
jne 0x49f35f
cmp dword [esi + 0x10], 0
jne 0x49f365
push 0x49edc0
push 0x4cbdf4
call fcn.0049efc0
mov eax, dword [0x4cbdfc]
add esp, 8
push 0
push eax
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
test esi, esi
mov dword [esp + 0x20], 0xffffffff
je 0x49f34b
lea ecx, [esi + 4]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x49f34b
mov eax, dword [esi]
mov edx, dword [eax]
push 0
mov ecx, esi
call edx
push esi
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call ebp
mov ecx, dword [esp + 0x18]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp dword [esi + 0x10], 0
je 0x49f3a5
mov ebx, dword [esi + 0x10]
mov eax, dword [ebx + 4]
mov dword [esi + 0x10], eax
mov ecx, dword [ebx]
test ecx, ecx
je 0x49f393
mov edx, dword [ecx]
mov eax, dword [edx + 4]
call eax
mov edi, dword [ebx]
mov edx, dword [edi]
mov eax, dword [edx]
push 0
mov ecx, edi
call eax
push edi
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call ebp
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x10], 0
jne 0x49f365
cmp dword [esi + 0x14], 0
je 0x49f2f7
mov edi, dword [esi + 0x14]
mov ecx, dword [edi + 0x10]
mov dword [esi + 0x14], ecx
mov ecx, dword [edi + 4]
test ecx, ecx
je 0x49f3ca
mov edx, dword [ecx]
mov eax, dword [edi + 0xc]
mov edx, dword [edx + 4]
push eax
call edx
mov ebx, dword [edi + 8]
test ebx, ebx
je 0x49f3fb
lea eax, [ebx + 4]
or ecx, 0xffffffff
lock xadd dword [eax], ecx
jne 0x49f3fb
mov edx, dword [ebx]
mov eax, dword [edx + 4]
mov ecx, ebx
call eax
lea ecx, [ebx + 8]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x49f3fb
mov eax, dword [ebx]
mov edx, dword [eax + 8]
mov ecx, ebx
call edx
push edi
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x14], 0
jne 0x49f3af
jmp 0x49f2f1
Function at 0x49f570
Capabilities:
Create thread
Resume thread

Disassembly:
push 0xffffffffffffffff
push 0x4abd88
mov eax, dword fs:[0]
push eax
sub esp, 0x10
push ebx
push esi
push edi
mov eax, dword [0x4c8698]
xor eax, esp
push eax
lea eax, [esp + 0x20]
mov dword fs:[0], eax
mov edi, ecx
mov eax, dword [edi]
lea ecx, [eax + 0x1c]
push ecx
push 4
push eax
push 0x49f420
push 0
push 0
call fcn.004721c4
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x49f5db
lea ecx, [esp + 0x10]
call fcn.004702c8
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x10], vtable.boost::thread_resource_error.0
lea edx, [esp + 0x10]
push edx
mov dword [esp + 0x2c], ebx
call fcn.00412bd0
mov eax, dword [edi]
add eax, 4
mov ecx, 1
lock xadd dword [eax], ecx
mov esi, dword [edi]
mov eax, dword [esi + 8]
add esi, 8
test eax, eax
je 0x49f601
cmp eax, 0xffffffff
je 0x49f601
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esi], ebx
mov edx, dword [edi]
mov eax, dword [edx + 8]
push eax
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0x1c
ret
Function at 0x4a0b90
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [esp + 8]
cmp dword [eax + 0x18], 8
jb 0x4a0b9f
mov eax, dword [eax + 4]
jmp 0x4a0ba2
add eax, 4
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x4a0c3a
push esi
call fcn.004a0010
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
mov ecx, dword [esp + 0x10]
mov dword [ecx + 4], esi
mov dword [ecx], eax
pop esi
je 0x4a0c1f
cmp eax, 3
je 0x4a0c1f
cmp eax, 0x7b
je 0x4a0c1f
cmp eax, 0xf
je 0x4a0c1f
cmp eax, 0x15
je 0x4a0c1f
cmp eax, 0x57
je 0x4a0c1f
cmp eax, 0xa1
je 0x4a0c1f
cmp eax, 0x35
je 0x4a0c1f
cmp eax, 0x20
jne 0x4a0c14
mov eax, dword [0x4cbe58]
mov dword [ecx], eax
mov edx, dword [0x4cbe5c]
mov eax, dword [esp + 4]
mov dword [ecx + 4], edx
mov dword [eax], 9
ret
mov eax, dword [esp + 4]
mov dword [eax], 0
ret
mov eax, dword [0x4cbe58]
mov dword [ecx], eax
mov edx, dword [0x4cbe5c]
mov eax, dword [esp + 4]
mov dword [ecx + 4], edx
mov dword [eax], 1
ret
mov edx, dword [0x4cbe58]
mov ecx, dword [esp + 0xc]
mov dword [ecx], edx
mov edx, dword [0x4cbe5c]
test al, 0x10
mov dword [ecx + 4], edx
lea eax, [esp + 8]
mov dword [esp + 8], 3
jne 0x4a0c67
mov dword [esp + 8], 2
mov ecx, dword [eax]
mov eax, dword [esp + 4]
mov dword [eax], ecx
ret
Function at 0x4a0c90
Capabilities:
Check if file exists

Disassembly:
push 0xffffffffffffffff
push 0x4abf3b
mov eax, dword fs:[0]
push eax
sub esp, 0x27c
mov eax, dword [0x4c8698]
xor eax, esp
mov dword [esp + 0x278], eax
push ebx
push ebp
push esi
push edi
mov eax, dword [0x4c8698]
xor eax, esp
push eax
lea eax, [esp + 0x290]
mov dword fs:[0], eax
mov ecx, dword [esp + 0x2ac]
mov eax, dword [esp + 0x2a8]
mov edx, dword [esp + 0x2b0]
mov ebp, dword [esp + 0x2a0]
mov ebx, dword [esp + 0x2a4]
mov dword [esp + 0x1c], ecx
mov ecx, dword [esp + 0x2b4]
xor esi, esi
push 0xffffffffffffffff
push esi
mov dword [esp + 0x20], ecx
push eax
lea ecx, [esp + 0x2c]
mov dword [esp + 0x20], edx
mov dword [esp + 0x44], 7
mov dword [esp + 0x40], esi
mov word [esp + 0x30], si
call fcn.00409a50
mov eax, dword [esp + 0x34]
cmp eax, esi
mov dword [esp + 0x298], esi
je 0x4a0d57
lea edi, [eax - 1]
cmp edi, eax
jbe 0x4a0d3c
call fcn.004706c7
cmp dword [esp + 0x38], 8
mov eax, dword [esp + 0x24]
jae 0x4a0d4b
lea eax, [esp + 0x24]
cmp word [eax + edi*2], 0x5c
mov edx, 0x4b6120
je 0x4a0d5c
mov edx, 0x4b6118
mov eax, edx
lea edi, [eax + 2]
mov cx, word [eax]
add eax, 2
cmp cx, si
jne 0x4a0d61
sub eax, edi
sar eax, 1
push eax
push edx
lea ecx, [esp + 0x28]
call fcn.00409c50
mov eax, dword [esp + 0x24]
mov edi, 8
cmp dword [esp + 0x38], edi
jae 0x4a0d8e
lea eax, [esp + 0x24]
lea edx, [esp + 0x3c]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
cmp eax, 0xffffffff
mov dword [ebx], eax
jne 0x4a0dd1
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebx], esi
call edi
cmp eax, 2
je 0x4a0db4
call edi
mov esi, eax
call fcn.004a0010
cmp dword [esp + 0x38], 8
mov dword [ebp], esi
mov dword [ebp + 4], eax
jb 0x4a0e53
mov eax, dword [esp + 0x24]
push eax
jmp 0x4a0e4b
lea eax, [esp + 0x68]
lea edx, [eax + 2]
jmp 0x4a0de0
mov cx, word [eax]
add eax, 2
cmp cx, si
jne 0x4a0de0
sub eax, edx
sar eax, 1
push eax
lea ecx, [esp + 0x6c]
push ecx
mov ecx, dword [esp + 0x24]
call fcn.00409b40
test byte [esp + 0x3c], 0x10
je 0x4a0e1b
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
mov dword [edx], 3
mov dword [eax], 3
jmp 0x4a0e2f
mov ecx, dword [esp + 0x14]
mov edx, dword [esp + 0x18]
mov dword [ecx], 2
mov dword [edx], 2
cmp dword [esp + 0x38], edi
mov eax, dword [0x4cbe58]
mov dword [ebp], eax
mov ecx, dword [0x4cbe5c]
mov dword [ebp + 4], ecx
jb 0x4a0e53
mov edx, dword [esp + 0x24]
push edx
call fcn.00470259
add esp, 4
mov eax, ebp
mov ecx, dword [esp + 0x290]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x278]
xor ecx, esp
call fcn.00470220
add esp, 0x288
ret
Function at 0x40100b
Capabilities:
Query or enumerate registry value

Disassembly:
call 0x40100b
push eax
call sub.KERNEL32.dll_ExitProcess
push ebp
mov ebp, esp
add esp, 0xfffffef0
jmp 0x40109c
lea eax, [ebp - 0x104]
push eax
call fcn.004011ec
push 0x401019
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
jne 0x401165
lea eax, [ebp - 0x10c]
push eax
push 0x20019
push 0
push 0x401038
push 0x80000001
call sub.ADVAPI32.dll_RegOpenKeyExA
cmp eax, 0
jne 0x4011a5
mov dword [ebp - 0x110], 0x103
lea eax, [ebp - 0x110]
push eax
lea eax, [ebp - 0x104]
push eax
push 0
push 0
push 0x401052
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegQueryValueExA
push eax
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegCloseKey
pop eax
cmp eax, 0
jne 0x4011a5
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrlenA
lea ebx, [ebp - 0x104]
add ebx, eax
dec ebx
cmp byte [ebx], 0x5c
je 0x40114a
mov word [ebx], 0x5c
push 0x401023
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
je 0x4011a5
mov dword [ebp - 0x108], eax
push 0x40102d
push eax
call sub.KERNEL32.dll_GetProcAddress
test eax, eax
je 0x40119a
push 0x3e8
call eax
test eax, eax
je 0x40119a
call 0x40118a
add dword [esp], 0x1e76
call eax
push 0
call sub.KERNEL32.dll_ExitProcess
push dword [ebp - 0x108]
call sub.KERNEL32.dll_FreeLibrary
push 0x10
push 0x401096
push 0x401057
push 0
call sub.USER32.dll_MessageBoxA
mov eax, 0xffffffff
leave
ret

Function at 0x406876
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x42c61c], 0
push esi
jne 0x4068ad
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x406887
mov dword [ecx*4 + 0x42c618], eax
inc ecx
cmp ecx, 0x100
jl 0x406882
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x4068de
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x42c618]
xor eax, esi
inc ecx
dec edx
jne 0x4068c0
pop edi
not eax
pop esi
ret 0xc
Function at 0x408d50
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x466e1b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.0045bb53
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x408dd2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045990a
mov eax, dword [eax]
push 0xf4a1f0
push eax
call fcn.0044c5d4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045bdde
test bl, bl
je 0x408dd2
push 0xf4a1f0
lea ecx, [esp + 0xc]
call fcn.0045c16e
push 0xf4dd48
lea ecx, [esp + 0xc]
call fcn.0045c16e
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x408e0e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045bdde
jmp 0x408ed9
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x408e92
lea edx, [esp + 0x7c]
push 0xf4dd44
push edx
call fcn.0044c5d4
add esp, 8
test eax, eax
je 0x408e92
lea eax, [esp + 0x7c]
push 0xf4dd40
push eax
call fcn.0044c5d4
add esp, 8
test eax, eax
je 0x408e92
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x408e22
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0045bdde
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x4096d0
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x409732
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x409740
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x466e9b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0xf542e8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x409878
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4097a6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045bdde
xor eax, eax
jmp 0x4098ef
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045bf1b
push esi
lea ecx, [esp + 0xc]
call fcn.0045c1aa
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0xf4dd80
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4098cd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004096d0
test eax, eax
jne 0x4098cd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.004096d0
test eax, eax
jne 0x4098cd
lea eax, [esp + 0x14]
push 0xf4dd5c
push eax
call fcn.0044d610
mov esi, eax
add esp, 8
test esi, esi
jne 0x4098ac
lea ecx, [esp + 0x14]
push 0xf4dd58
push ecx
call fcn.0044d590
mov esi, eax
add esp, 8
test esi, esi
jne 0x4098ac
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4098af
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045becb
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4097be
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045bdde
xor eax, eax
jmp 0x4098ef
mov byte [esi], 0
push 0xf4dd54
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0045bdde
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x419d50
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x419dbe
cmp si, 0x69
ja 0x419dbe
add esi, 0xffd0
cmp si, 0x11
je 0x419d8e
push 0x11
call edi
test ax, ax
jge 0x419d8e
or esi, 0x2000
cmp si, 0x10
je 0x419da3
push 0x10
call edi
test ax, ax
jge 0x419da3
or esi, 0x4000
cmp si, 0x12
je 0x419db8
push 0x12
call edi
test ax, ax
jge 0x419db8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x419dcb
mov esi, 0xbd
jmp 0x419d7f
cmp si, 0x6e
jne 0x419dd8
mov esi, 0xbe
jmp 0x419d7f
cmp si, 0x6f
jne 0x419d79
mov esi, 0xbf
jmp 0x419d7f

Function at 0x41b430
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xf64930]
xor edx, edx
cmp eax, edx
jne 0x41b456
xor eax, eax
mov byte [eax + 0xf64830], al
inc eax
cmp eax, 0x100
jl 0x41b43e
mov dword [0xf64930], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xf64830
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41b4e7
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x41b4ba
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x41b488
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41b560
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x41b5b3
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x41b59a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret