joyce8/EMBER2024-capa huggingface dataset:
Function at 0x493540
Capabilities:
Terminate thread

Disassembly:
mov eax, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
push esi
push eax
call fcn.00493670
add esp, 8
test eax, eax
jne 0x493559
pop esi
ret
mov eax, dword [esi + 0x8c]
test eax, eax
jne 0x493565
pop esi
ret
push 0
push eax
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov dword [esi + 0x8c], 0
pop esi
ret

Function at 0x493580
Capabilities:
Terminate thread

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
mov eax, dword [edi + 0x38c]
mov esi, dword [edi]
push eax
call fcn.00493880
add esp, 4
test esi, esi
je 0x49360a
mov edi, dword [esp + 0xc]
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [esi + 0x8c]
test eax, eax
je 0x4935fe
cmp dword [esi + 8], 0xffffffff
je 0x4935fe
push 0
push eax
call ebp
mov dword [esi + 0x8c], 0
mov ecx, dword [edi + 0xa0]
test ecx, ecx
je 0x4935ec
mov eax, dword [esi + 0x1c]
push 0
lea edx, [eax*8]
sub edx, eax
lea eax, [ecx + edx*4]
mov ecx, dword [ecx + edx*4 + 0x14]
mov edx, dword [eax + 0xc]
add ecx, edx
push ecx
jmp 0x4935f0
push 0
push 0
push esi
push 8
push 0x15
push edi
call fcn.0048f1f0
add esp, 0x18
mov esi, dword [esi + 0x48]
test esi, esi
jne 0x4935a6
mov edi, dword [esp + 0x14]
pop ebp
mov edx, dword [edi + 0x38c]
push edx
call fcn.00493890
add esp, 4
pop edi
pop esi
ret

Function at 0x494a70
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
mov edx, eax
dec eax
test edx, edx
je 0x494aac
push ebx
push esi
lea esi, [eax + 1]
mov eax, dword [esp + 0x14]
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, ah
mov ax, word [edx*2 + 0x4eb50c]
xor ax, bx
inc ecx
dec esi
jne 0x494a88
pop esi
pop ebx
ret
mov ax, word [esp + 0xc]
ret
Function at 0x4987b0
Capabilities:
Enumerate pe sections

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x498982
xor ecx, ecx
xor edx, edx
mov ch, byte [eax]
mov dl, byte [eax + 2]
mov cl, byte [eax + 1]
push ebx
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 3]
push ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 6]
mov dword [eax], ecx
xor ecx, ecx
push esi
mov ch, byte [eax + 4]
push edi
mov cl, byte [eax + 5]
xor ebp, ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
shl ecx, 8
or ecx, edx
mov edx, dword [esp + 0x18]
mov dword [eax + 4], ecx
xor ecx, ecx
mov ch, byte [eax + 8]
lea edi, [edx + 0xc]
mov cl, byte [eax + 9]
mov word [eax + 8], cx
mov ecx, dword [eax]
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov cx, word [eax + 8]
mov word [edx + 8], cx
xor ecx, ecx
movzx si, byte [eax + 0xb]
mov ch, byte [eax + 0xa]
or ecx, esi
mov word [eax + 0xa], cx
mov word [edx + 0xa], cx
movzx si, byte [eax + 0xb]
xor ecx, ecx
mov ch, byte [eax + 0xa]
or ecx, esi
mov esi, dword [eax + 0xc]
mov word [eax + 0xa], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x11]
mov bp, word [eax + 0xa]
xor ecx, ecx
mov ch, byte [eax + 0x10]
add ebp, 0xc
or ecx, esi
mov word [eax + 0x10], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x11]
xor ecx, ecx
lea edi, [edx + ebp + 2]
mov ch, byte [eax + 0x10]
or ecx, esi
mov esi, dword [eax + 0x14]
mov word [eax + 0x10], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov cx, word [eax + 0x10]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x18], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
mov esi, dword [eax + 0x1c]
mov word [eax + 0x18], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov cx, word [eax + 0x18]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x20], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
mov esi, dword [eax + 0x24]
mov word [eax + 0x20], cx
and ecx, 0xffff
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dl, byte [eax + 6]
xor ecx, ecx
mov ch, byte [eax + 4]
pop edi
mov cl, byte [eax + 5]
pop esi
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
pop ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dh, byte [eax]
mov dword [eax + 4], ecx
mov dl, byte [eax + 1]
xor ecx, ecx
mov ch, byte [eax + 8]
pop ebx
mov cl, byte [eax + 9]
mov word [eax + 8], cx
xor ecx, ecx
mov cl, byte [eax + 2]
shl edx, 8
or edx, ecx
xor ecx, ecx
mov cl, byte [eax + 3]
shl edx, 8
or edx, ecx
mov dword [eax], edx
ret
Function at 0x49b550
Capabilities:
Hash data with md5

Disassembly:
sub esp, 0x94
mov eax, dword [esp + 0x9c]
push esi
push 0x40
lea ecx, [esp + 0x1c]
xor esi, esi
push eax
push ecx
mov dword [esp + 0x24], 0x67452301
mov dword [esp + 0x28], 0xefcdab89
mov dword [esp + 0x2c], 0x98badcfe
mov dword [esp + 0x30], 0x10325476
mov dword [esp + 0x34], esi
mov dword [esp + 0x38], esi
call fcn.0049b360
lea edx, [esp + 0x24]
lea eax, [esp + 0x10]
push edx
push eax
call fcn.0049b490
mov esi, dword [esp + 0xb0]
add esp, 0x14
xor edx, edx
mov cl, byte [esp + edx + 4]
mov al, cl
and cl, 0xf
sar al, 4
and al, 0xf
cmp al, 0xa
movsx eax, al
jge 0x49b5ca
add eax, 0x30
jmp 0x49b5cd
add eax, 0x57
mov byte [esi], al
cmp cl, 0xa
movsx eax, cl
jge 0x49b5dc
add eax, 0x30
jmp 0x49b5df
add eax, 0x57
mov byte [esi + 1], al
inc edx
add esi, 2
cmp edx, 0x10
jl 0x49b5b0
pop esi
add esp, 0x94
ret

Function at 0x49b600
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x90]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov ecx, 0x10
xor eax, eax
mov edi, ebp
mov esi, dword [esp + 0xa0]
rep stosd dword es:[edi], eax
mov ecx, 8
mov edi, ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x14]
rep stosd dword es:[edi], eax
test esi, esi
mov dword [esp + 0x14], 0x9d14e9a1
mov dword [esp + 0x18], 0x593b6b0e
je 0x49b68b
mov edi, esi
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x28
jne 0x49b66f
mov byte [esi + 0x20], al
mov ecx, 0x20
jmp 0x49b679
cmp ecx, 0x38
jle 0x49b679
mov ecx, 0x38
mov eax, ecx
lea edi, [esp + 0x1c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, 0x4eb9a4
test ecx, ecx
je 0x49b6bf
mov edi, ecx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x38
jle 0x49b6aa
mov ecx, 0x38
xor eax, eax
test ecx, ecx
jle 0x49b6bf
mov dl, byte [eax + 0x4eb9a4]
xor byte [esp + eax + 0x1c], dl
inc eax
cmp eax, ecx
jl 0x49b6b0
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.0049b550
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, str.01d0a8e3
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
lea esi, [edx + ebp]
sub edi, ecx
mov eax, ecx
mov dword [esp + 0x10], esi
mov esi, edi
mov edi, dword [esp + 0x10]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
cdq
and edx, 3
and ecx, 3
add eax, edx
rep movsb byte es:[edi], byte [esi]
sar eax, 2
xor ecx, ecx
test eax, eax
jle 0x49b724
mov esi, ebp
mov dl, byte [esi]
add esi, 4
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, eax
jl 0x49b717
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
Function at 0x49c2f0
Capabilities:
Encode data using base64
Terminate process

Disassembly:
sub esp, 0x118
mov ecx, 0x3f
mov eax, 0x80808080
push ebx
push ebp
push esi
push edi
lea edi, [esp + 0x28]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov eax, 0x41
mov cl, al
sub cl, 0x41
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x5a
jle 0x49c312
mov eax, 0x61
mov dl, al
sub dl, 0x47
mov byte [esp + eax + 0x28], dl
inc eax
cmp eax, 0x7a
jle 0x49c326
mov eax, 0x30
mov cl, al
add cl, 4
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x39
jle 0x49c33a
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
xor ebp, ebp
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov byte [esp + 0x53], 0x3e
mov byte [esp + 0x57], 0x3f
mov byte [esp + 0x65], 0
mov dword [esp + 0x18], ebp
je 0x49c4cd
mov ebx, dword [esp + 0x130]
mov dword [esp + 0x10], 3
mov dword [esp + 0x14], 4
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x12c]
xor eax, eax
lea esi, [edx + ecx]
movsx ecx, byte [esi + eax]
mov dl, byte [esp + ecx + 0x28]
test dl, 0x80
jne 0x49c49e
mov byte [esp + eax + 0x20], cl
mov byte [esp + eax + 0x1c], dl
inc eax
cmp eax, 4
jl 0x49c39c
mov esi, dword [esp + 0x138]
mov edx, dword [esp + 0x10]
cmp edx, dword [esi]
jle 0x49c406
mov eax, dword [esp + 0x14]
push eax
call fcn.004aae47
mov ecx, dword [esi]
mov esi, ebx
mov edx, ecx
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebx
and ecx, 3
mov dword [esp + 0x2c], eax
rep movsb byte es:[edi], byte [esi]
call fcn.004aad5e
mov ecx, dword [esp + 0x140]
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x2c]
add esp, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov dl, ch
mov al, cl
sar dl, 4
shl al, 2
or dl, al
mov eax, dword [esp + 0x14]
mov byte [ebx + ebp], dl
inc ebp
inc eax
mov cl, ch
mov dword [esp + 0x14], eax
mov al, byte [esp + 0x1e]
mov dl, al
inc edi
sar dl, 2
shl cl, 4
or dl, cl
mov ecx, dword [esp + 0x14]
shl al, 6
or al, byte [esp + 0x1f]
mov byte [ebx + ebp], dl
inc ebp
mov edx, edi
inc ecx
inc edx
mov byte [ebx + ebp], al
mov al, byte [esp + 0x22]
inc ebp
inc ecx
inc edx
mov dword [esp + 0x10], edi
cmp al, 0x3d
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edx
je 0x49c4b3
mov cl, byte [esp + 0x23]
xor eax, eax
cmp cl, 0x3d
setne al
add eax, 2
cmp eax, 3
jl 0x49c4b3
mov edx, dword [esp + 0x18]
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
add edx, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x18], edx
cmp edx, ecx
jae 0x49c4d4
jmp 0x49c38c
push ecx
push str.Illegal_character__c_in_input._n
call fcn.004ace68
add esp, 8
push 1
call fcn.004ac70b
mov eax, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [eax], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
mov ebx, dword [esp + 0x130]
mov ecx, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [ecx], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
Function at 0x4c93a9
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4c93e1
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004c7436
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004c740e
jmp 0x4c93ed
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4caa9a
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4caadc
call fcn.004d079e
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4caadc
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4caad3
xor eax, eax
jmp 0x4caae4
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004caaea
pop edi
pop esi
pop ebx
ret 4

Function at 0x4d0cce
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4d0cfc
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4d0d1a
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004d0c34
jmp 0x4d0d1a
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4d0d1a
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004d0c34
test edi, edi
mov eax, edi
jne 0x4d0d04
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x404735
Capabilities:
Accept command line arguments
Check if file exists

Disassembly:
push 0x230
mov eax, 0x406928
call fcn.0040545b
xor eax, eax
mov byte [ebp - 0x231], al
mov dword [ebp - 0x23c], eax
lea eax, [ebp - 0x23c]
push eax
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
push eax
call dword [sym.imp.SHELL32.dll_CommandLineToArgvW]
mov ebx, eax
test ebx, ebx
je 0x4048ac
push str.__alloweddir
mov byte [ebp - 0x231], 1
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_wcslen]
mov esi, eax
xor eax, eax
mov edi, eax
mov dword [ebp - 0x238], esi
pop ecx
cmp dword [ebp - 0x23c], eax
jle 0x4048a5
cmp dword [ebx + edi*4], 0
je 0x404898
push esi
push str.__alloweddir
push dword [ebx + edi*4]
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__wcsnicmp]
add esp, 0xc
test eax, eax
jne 0x404898
mov eax, dword [ebx + edi*4]
xor ecx, ecx
mov byte [ebp - 0x231], cl
lea esi, [eax + esi*2]
cmp word [esi], cx
je 0x404892
push esi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_wcslen]
pop ecx
cmp eax, 0x104
jae 0x404892
push esi
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x404892
push esi
call dword [sym.imp.SHLWAPI.dll_PathIsDirectoryW]
test eax, eax
je 0x404892
lea eax, [ebp - 0x230]
push esi
push eax
call fcn.00404698
pop ecx
pop ecx
xor eax, eax
mov dword [ebp - 4], eax
cmp dword [ebp - 0x220], eax
je 0x404883
mov ecx, 0x104
cmp dword [ebp - 0x220], ecx
jae 0x404883
cmp dword [ebp - 0x21c], 8
lea eax, [ebp - 0x230]
cmovae eax, dword [ebp - 0x230]
push eax
push ecx
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_wcscpy_s]
add esp, 0xc
test eax, eax
jne 0x404883
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathAddBackslashW]
test eax, eax
je 0x404883
lea eax, [ebp - 0x218]
mov ecx, section..data
push eax
call fcn.00404a3b
mov byte [ebp - 0x231], 1
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x230]
call fcn.00401780
mov esi, dword [ebp - 0x238]
inc edi
cmp edi, dword [ebp - 0x23c]
jl 0x40479b
push ebx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov al, byte [ebp - 0x231]
call fcn.00405416
ret

Function at 0x404ace
Capabilities:
Accept command line arguments

Disassembly:
push esi
push 1
call fcn.00404972
pop ecx
push 2
call dword [sym.imp.KERNEL32.dll_SetErrorMode]
push 0
call dword [sym.imp.ole32.dll_CoInitialize]
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
mov esi, eax
call fcn.00404735
test al, al
jne 0x404afd
xor eax, eax
inc eax
jmp 0x404b0c
push esi
call fcn.00404935
pop ecx
call dword [sym.imp.ole32.dll_CoUninitialize]
xor eax, eax
pop esi
ret 0x10

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 0x40e7b0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x496e8b
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.0048bf33
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40e832
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00489e45
mov eax, dword [eax]
push 0x5a7cb0
push eax
call fcn.0047be54
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048c1be
test bl, bl
je 0x40e832
push 0x5a7cb0
lea ecx, [esp + 0xc]
call fcn.0048c54e
push 0x5a7cbc
lea ecx, [esp + 0xc]
call fcn.0048c54e
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 0x40e86e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048c1be
jmp 0x40e939
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 0x40e8f2
lea edx, [esp + 0x7c]
push 0x5a7cb8
push edx
call fcn.0047be54
add esp, 8
test eax, eax
je 0x40e8f2
lea eax, [esp + 0x7c]
push 0x5a7cb4
push eax
call fcn.0047be54
add esp, 8
test eax, eax
je 0x40e8f2
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 0x40e882
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.0048c1be
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 0x40f130
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 0x40f192
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 0x40f1a0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x496f0b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5b7128]
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 0x40f2d8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40f206
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048c1be
xor eax, eax
jmp 0x40f34f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0048c2fb
push esi
lea ecx, [esp + 0xc]
call fcn.0048c58a
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40f32d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040f130
test eax, eax
jne 0x40f32d
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.0040f130
test eax, eax
jne 0x40f32d
lea eax, [esp + 0x14]
push 0x5a7ccc
push eax
call fcn.0047cef0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f30c
lea ecx, [esp + 0x14]
push 0x5a7cc8
push ecx
call fcn.0047ce70
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f30c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40f30f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0048c2ab
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f21e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048c1be
xor eax, eax
jmp 0x40f34f
mov byte [esi], 0
push 0x5a7cc4
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.0048c1be
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 0x41e7e0
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 0x41e84e
cmp si, 0x69
ja 0x41e84e
add esi, 0xffd0
cmp si, 0x11
je 0x41e81e
push 0x11
call edi
test ax, ax
jge 0x41e81e
or esi, 0x2000
cmp si, 0x10
je 0x41e833
push 0x10
call edi
test ax, ax
jge 0x41e833
or esi, 0x4000
cmp si, 0x12
je 0x41e848
push 0x12
call edi
test ax, ax
jge 0x41e848
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41e85b
mov esi, 0xbd
jmp 0x41e80f
cmp si, 0x6e
jne 0x41e868
mov esi, 0xbe
jmp 0x41e80f
cmp si, 0x6f
jne 0x41e809
mov esi, 0xbf
jmp 0x41e80f

Function at 0x4200d0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5c7888]
xor edx, edx
cmp eax, edx
jne 0x4200f6
xor eax, eax
mov byte [eax + 0x5c7788], al
inc eax
cmp eax, 0x100
jl 0x4200de
mov dword [0x5c7888], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5c7788
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x420187
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 0x42015a
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 0x420128
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x420190
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 0x4201e3
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 0x4201ca
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