joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4601c0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4601f3
push esi
call fcn.004632c0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4601ec
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x460279
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x460262
mov eax, dword [esi + 8]
test eax, eax
je 0x460217
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x46025e
cmp eax, 2
je 0x460262
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x46020a
cmp eax, 3
je 0x46023d
cmp eax, 1
jne 0x46020a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x46020a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x46020a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004602a0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x460288
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004602a0
add esp, 4
pop esi
ret

Function at 0x487d04
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x487d3c
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.00485d91
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00485d69
jmp 0x487d48
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4893f6
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 0x489438
call fcn.0048f0db
mov esi, dword [eax + 0xc]
push pe_nt_image_headers32
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x489438
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x48942f
xor eax, eax
jmp 0x489440
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00489446
pop edi
pop esi
pop ebx
ret 4

Function at 0x48f60b
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 0x48f639
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x48f657
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0048f571
jmp 0x48f657
mov eax, dword [esi + 0x14]
test eax, eax
je 0x48f657
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0048f571
test edi, edi
mov eax, edi
jne 0x48f641
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x415a20
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x444ebc], 0
je 0x415a81
cmp word [0x445198], 0xd7b2
jne 0x415a49
cmp dword [0x4451a0], 0
jbe 0x415a49
mov eax, 0x445194
call dword [0x4451b0]
push 0
lea eax, [esp + 4]
push eax
push 0x1d
push str.Runtime_error_____at_00000000
push 0xfffffffffffffff5
call sub.KERNEL32.DLL_GetStdHandle
push eax
call sub.KERNEL32.DLL_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x415aac
push 0xfffffffffffffff5
call sub.KERNEL32.DLL_GetStdHandle
push eax
call sub.KERNEL32.DLL_WriteFile
pop edx
ret
cmp byte [0x43b74c], 0
jne 0x415a9d
push 0
push 0x43beb4
push str.Runtime_error_____at_00000000
push 0
call sub.USER32.DLL_MessageBoxA
pop edx
ret

Function at 0x41760c
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffe94
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x164], ecx
mov dword [ebp - 0x168], ecx
mov dword [ebp - 0x16c], ecx
mov dword [ebp - 8], edx
mov esi, eax
xor eax, eax
push ebp
push 0x417773
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 8]
xor edx, edx
call fcn.0041623c
cmp si, word [0x43bef0]
jb 0x4176a6
cmp si, word [0x43c0f0]
ja 0x4176a6
mov edi, 0x40
xor eax, eax
mov dword [ebp - 0xc], eax
cmp edi, dword [ebp - 0xc]
jb 0x4176a6
mov ebx, dword [ebp - 0xc]
add ebx, edi
shr ebx, 1
cmp si, word [ebx*8 + 0x43bef0]
jae 0x417680
mov edi, ebx
dec edi
jmp 0x4176a1
cmp si, word [ebx*8 + 0x43bef0]
jbe 0x417690
inc ebx
mov dword [ebp - 0xc], ebx
jmp 0x4176a1
mov edx, dword [ebp - 8]
mov eax, dword [ebx*8 + 0x43bef4]
call fcn.0041751c
jmp 0x4176a6
cmp edi, dword [ebp - 0xc]
jae 0x41766a
mov eax, dword [ebp - 8]
cmp dword [eax], 0
jne 0x417755
push 2
movzx eax, si
push eax
call sub.KERNEL32.DLL_IsValidLocale
test eax, eax
je 0x417755
push 0x55
lea eax, [ebp - 0xb6]
push eax
push 0x59
movzx ebx, si
push ebx
call sub.KERNEL32.DLL_GetLocaleInfoW
push 0x55
lea eax, [ebp - 0x160]
push eax
push 0x5a
push ebx
call sub.KERNEL32.DLL_GetLocaleInfoW
lea eax, [ebp - 0x164]
lea edx, [ebp - 0xb6]
mov ecx, 0x55
call fcn.00416424
push dword [ebp - 0x164]
push 0x417790
lea eax, [ebp - 0x168]
lea edx, [ebp - 0x160]
mov ecx, 0x55
call fcn.00416424
push dword [ebp - 0x168]
push 0x4177a0
lea eax, [ebp - 0x16c]
lea edx, [ebp - 0xb6]
mov ecx, 0x55
call fcn.00416424
push dword [ebp - 0x16c]
mov eax, dword [ebp - 8]
mov edx, 5
call fcn.00416710
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x41777a
lea eax, [ebp - 0x16c]
mov edx, 3
call fcn.00416234
ret
Function at 0x48cd00
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x56000]
push edi
jmp 0x48cd1a
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x48cd21
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x48cd10
mov eax, 1
add ebx, ebx
jne 0x48cd33
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x48cd44
jne 0x48cd63
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x48cd63
dec eax
add ebx, ebx
jne 0x48cd50
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x48cd28
add ebx, ebx
jne 0x48cd5f
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x48cdb5
xor ecx, ecx
sub eax, 3
jb 0x48cd7b
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x48cdea
sar eax, 1
mov ebp, eax
jmp 0x48cd86
add ebx, ebx
jne 0x48cd86
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x48cd54
inc ecx
add ebx, ebx
jne 0x48cd94
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x48cd54
add ebx, ebx
jne 0x48cda1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x48cd96
jne 0x48cdb2
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x48cd96
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x48cdd4
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x48cdc6
jmp 0x48cd16
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x48cdd4
add edi, ecx
jmp 0x48cd16
pop esi
mov edi, esi
mov ecx, 0x3132
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x48cdf2
cmp byte [edi], 0x19
jne 0x48cdf2
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x48cdf7
lea edi, [esi + 0x89000]
mov eax, dword [edi]
or eax, eax
je 0x48ce6f
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x92fa4]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x930bc]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x48ce24
mov ecx, edi
jns 0x48ce53
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x930c0]
or eax, eax
je 0x48ce69
mov dword [ebx], eax
add ebx, 4
jmp 0x48ce41
call dword [esi + 0x930d0]
mov ebp, dword [esi + 0x930c4]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x20f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x48cea3
sub esp, 0xffffff80
jmp 0x453cde
Function at 0x438860
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x22000]
push edi
or ebp, 0xffffffff
jmp 0x438882
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x438889
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x438878
mov eax, 1
add ebx, ebx
jne 0x43889b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x438890
jne 0x4388ac
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x438890
xor ecx, ecx
sub eax, 3
jb 0x4388c0
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x438932
mov ebp, eax
add ebx, ebx
jne 0x4388cb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x4388d8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x4388fc
inc ecx
add ebx, ebx
jne 0x4388e8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x4388dd
jne 0x4388f9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4388dd
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x43891c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x43890d
jmp 0x43887e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x43891c
add edi, ecx
jmp 0x43887e
pop esi
mov edi, esi
mov ecx, 0xe0e
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x43893a
cmp byte [edi], 0xa
jne 0x43893a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov eax, ebx
loop 0x43893f
lea edi, [esi + 0x36000]
mov eax, dword [edi]
or eax, eax
je 0x4389b7
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x3820c]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x382ac]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x43896c
mov ecx, edi
jns 0x43899b
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x382b0]
or eax, eax
je 0x4389b1
mov dword [ebx], eax
add ebx, 4
jmp 0x438989
call dword [esi + 0x382b4]
popal
jmp 0x41be59

Function at 0xe22d08
Capabilities:
Encode data using xor

Disassembly:
jmp 0xe22d12
pushal
call 0xe22d18
pop ebp
sub ebp, 0x10
sub ebp, 0xa22d08
jmp 0xe22d2e
mov eax, 0xa22d08
add eax, ebp
add eax, 0x4c
mov ecx, 0x5a8
mov edx, 0xf86fa8c1
xor byte [eax], dl
inc eax
dec ecx
jne 0xe22d45
jmp 0xe22d58
dec edx
or al, 0x4a
dec eax
std
rol ecx, 0xc1
inc eax
add byte [ecx], bh
rol ecx, 0xc1
ret 0x790c
Function at 0x43f730
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x3d000]
push edi
jmp 0x43f74a
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x43f751
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x43f740
mov eax, 1
add ebx, ebx
jne 0x43f763
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x43f774
jne 0x43f793
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x43f793
dec eax
add ebx, ebx
jne 0x43f780
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x43f758
add ebx, ebx
jne 0x43f78f
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x43f7e5
xor ecx, ecx
sub eax, 3
jb 0x43f7ab
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x43f81a
sar eax, 1
mov ebp, eax
jmp 0x43f7b6
add ebx, ebx
jne 0x43f7b6
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x43f784
inc ecx
add ebx, ebx
jne 0x43f7c4
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x43f784
add ebx, ebx
jne 0x43f7d1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x43f7c6
jne 0x43f7e2
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x43f7c6
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x43f804
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x43f7f6
jmp 0x43f746
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x43f804
add edi, ecx
jmp 0x43f746
pop esi
mov edi, esi
mov ecx, 0x68
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x43f822
cmp byte [edi], 1
jne 0x43f822
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x43f827
lea edi, [esi + 0x3d000]
mov eax, dword [edi]
or eax, eax
je 0x43f896
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x76c70]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x76cc0]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x43f854
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x76cc4]
or eax, eax
je 0x43f890
mov dword [ebx], eax
add ebx, 4
jmp 0x43f871
call dword [esi + 0x76cd4]
add edi, 4
lea ebx, [esi - 4]
xor eax, eax
mov al, byte [edi]
inc edi
or eax, eax
je 0x43f8c7
cmp al, 0xef
ja 0x43f8ba
add ebx, eax
mov eax, dword [ebx]
xchg ah, al
rol eax, 0x10
xchg ah, al
add eax, esi
mov dword [ebx], eax
jmp 0x43f89c
and al, 0xf
shl eax, 0x10
mov ax, word [edi]
add edi, 2
jmp 0x43f8a9
mov ebp, dword [esi + 0x76cc8]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x20f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x43f8fb
sub esp, 0xffffff80
jmp 0x401c08
Function at 0x40ab10
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4681fb
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.0045cbe9
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40ab92
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045ab00
mov eax, dword [eax]
push 0x54a1f0
push eax
call fcn.0044d734
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045ce74
test bl, bl
je 0x40ab92
push 0x54a1f0
lea ecx, [esp + 0xc]
call fcn.0045d204
push 0x54dd6c
lea ecx, [esp + 0xc]
call fcn.0045d204
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 0x40abce
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045ce74
jmp 0x40ac99
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 0x40ac52
lea edx, [esp + 0x7c]
push 0x54dd68
push edx
call fcn.0044d734
add esp, 8
test eax, eax
je 0x40ac52
lea eax, [esp + 0x7c]
push 0x54dd64
push eax
call fcn.0044d734
add esp, 8
test eax, eax
je 0x40ac52
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 0x40abe2
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.0045ce74
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 0x40b490
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 0x40b4f2
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 0x40b500
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46827b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x554274]
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 0x40b638
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40b566
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045ce74
xor eax, eax
jmp 0x40b6af
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045cfb1
push esi
lea ecx, [esp + 0xc]
call fcn.0045d240
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 0x40b68d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040b490
test eax, eax
jne 0x40b68d
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.0040b490
test eax, eax
jne 0x40b68d
lea eax, [esp + 0x14]
push 0x54dd80
push eax
call fcn.0044e770
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b66c
lea ecx, [esp + 0x14]
push 0x54dd7c
push ecx
call fcn.0044e6f0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b66c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40b66f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045cf61
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40b57e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045ce74
xor eax, eax
jmp 0x40b6af
mov byte [esi], 0
push 0x54dd78
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.0045ce74
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 0x41dbf0
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 0x41dc5e
cmp si, 0x69
ja 0x41dc5e
add esi, 0xffd0
cmp si, 0x11
je 0x41dc2e
push 0x11
call edi
test ax, ax
jge 0x41dc2e
or esi, 0x2000
cmp si, 0x10
je 0x41dc43
push 0x10
call edi
test ax, ax
jge 0x41dc43
or esi, 0x4000
cmp si, 0x12
je 0x41dc58
push 0x12
call edi
test ax, ax
jge 0x41dc58
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41dc6b
mov esi, 0xbd
jmp 0x41dc1f
cmp si, 0x6e
jne 0x41dc78
mov esi, 0xbe
jmp 0x41dc1f
cmp si, 0x6f
jne 0x41dc19
mov esi, 0xbf
jmp 0x41dc1f

Function at 0x41f310
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5648e0]
xor edx, edx
cmp eax, edx
jne 0x41f336
xor eax, eax
mov byte [eax + 0x5647e0], al
inc eax
cmp eax, 0x100
jl 0x41f31e
mov dword [0x5648e0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5647e0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41f3c7
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 0x41f39a
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 0x41f368
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41f440
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 0x41f493
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 0x41f47a
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
Function at 0x425ed0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x426068
cmp ebp, ebx
jle 0x426068
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x425f2e
dec eax
or eax, 0xfffffff8
inc eax
je 0x425f35
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x425f44
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x425f4b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0045cbb5
add esp, 4
cmp eax, ebx
je 0x425f6c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.0045cbb5
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x42605e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x426045
mov al, byte [edx]
cmp al, 0xc0
jbe 0x426031
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x426026
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x426034
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x426034
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x425fd0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x425fc1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret