joyce8/EMBER2024-capa huggingface dataset:
Function at 0x40e190
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46982b
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.0045e233
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40e212
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045c14a
mov eax, dword [eax]
push 0x7cc1c0
push eax
call fcn.0044eea4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045e4be
test bl, bl
je 0x40e212
push 0x7cc1c0
lea ecx, [esp + 0xc]
call fcn.0045e84e
push 0x7cfd3c
lea ecx, [esp + 0xc]
call fcn.0045e84e
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 0x40e24e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045e4be
jmp 0x40e319
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 0x40e2d2
lea edx, [esp + 0x7c]
push 0x7cfd38
push edx
call fcn.0044eea4
add esp, 8
test eax, eax
je 0x40e2d2
lea eax, [esp + 0x7c]
push 0x7cfd34
push eax
call fcn.0044eea4
add esp, 8
test eax, eax
je 0x40e2d2
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 0x40e262
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.0045e4be
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 0x40eb10
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 0x40eb72
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 0x40eb80
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4698ab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x7d61e0]
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 0x40ecb8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40ebe6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045e4be
xor eax, eax
jmp 0x40ed2f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045e5fb
push esi
lea ecx, [esp + 0xc]
call fcn.0045e88a
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 0x40ed0d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0040eb10
test eax, eax
jne 0x40ed0d
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 accept
mov ecx, edi
call fcn.0040eb10
test eax, eax
jne 0x40ed0d
lea eax, [esp + 0x14]
push 0x7cfd50
push eax
call fcn.0044fee0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40ecec
lea ecx, [esp + 0x14]
push 0x7cfd4c
push ecx
call fcn.0044fe60
mov esi, eax
add esp, 8
test esi, esi
jne 0x40ecec
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40ecef
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045e5ab
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40ebfe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045e4be
xor eax, eax
jmp 0x40ed2f
mov byte [esi], 0
push 0x7cfd48
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.0045e4be
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 0x41f4d0
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 0x41f53e
cmp si, 0x69
ja 0x41f53e
add esi, 0xffd0
cmp si, 0x11
je 0x41f50e
push 0x11
call edi
test ax, ax
jge 0x41f50e
or esi, 0x2000
cmp si, 0x10
je 0x41f523
push 0x10
call edi
test ax, ax
jge 0x41f523
or esi, 0x4000
cmp si, 0x12
je 0x41f538
push 0x12
call edi
test ax, ax
jge 0x41f538
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41f54b
mov esi, 0xbd
jmp 0x41f4ff
cmp si, 0x6e
jne 0x41f558
mov esi, 0xbe
jmp 0x41f4ff
cmp si, 0x6f
jne 0x41f4f9
mov esi, 0xbf
jmp 0x41f4ff

Function at 0x420c80
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x7e6848]
xor edx, edx
cmp eax, edx
jne 0x420ca6
xor eax, eax
mov byte [eax + 0x7e6748], al
inc eax
cmp eax, 0x100
jl 0x420c8e
mov dword [0x7e6848], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x7e6748
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x420d37
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 0x420d0a
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 0x420cd8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x420db0
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 0x420e03
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 0x420dea
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 0x432aa0
Capabilities:
Open clipboard
Write clipboard data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x46b758
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
push esi
mov esi, ecx
call fcn.0042d3a0
test eax, eax
je 0x432ba8
lea ecx, [esp + 0xc]
call fcn.004066a0
mov eax, dword [esp + 0x3c]
mov ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
push eax
mov eax, dword [esp + 0x34]
push ecx
push edx
lea ecx, [esp + 0x18]
push eax
push ecx
mov ecx, esi
mov dword [esp + 0x3c], 0
call fcn.0042d3a0
mov ecx, eax
call fcn.0042ab60
test eax, eax
je 0x432b8f
mov eax, dword [esp + 0x1c]
test eax, eax
mov ebp, eax
je 0x432b8f
push eax
push 0x42
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebx, eax
test ebx, ebx
je 0x432b8f
mov esi, dword [esp + 0x1c]
mov edx, dword [esp + 0x14]
neg esi
push edi
push ebx
sbb esi, esi
and esi, edx
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ecx, ebp
mov edi, eax
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x10]
call fcn.004068a0
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push 0
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
pop edi
jne 0x432b71
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalFree]
jmp 0x432b8f
call dword [sym.imp.USER32.dll_EmptyClipboard]
mov eax, dword [0x7e6c98]
push ebx
and eax, 0xffff
push eax
call dword [sym.imp.USER32.dll_SetClipboardData]
call dword [sym.imp.USER32.dll_CloseClipboard]
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
mov dword [esp + 0xc], 0x7bc4c8
call fcn.004068a0
mov ecx, dword [esp + 0x20]
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0x10
Function at 0x432bf0
Capabilities:
Open clipboard
Read clipboard data

Disassembly:
sub esp, 0xc
push ebx
push ebp
push esi
push edi
mov edi, ecx
call fcn.0042d3a0
test eax, eax
je 0x432cdf
mov ecx, edi
call fcn.0042d3a0
mov ecx, eax
call fcn.0042aa10
test eax, eax
jne 0x432cdf
push eax
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
je 0x432cdf
mov eax, dword [0x7e6c98]
and eax, 0xffff
push eax
call dword [sym.imp.USER32.dll_GetClipboardData]
mov esi, eax
test esi, esi
jne 0x432c52
call dword [sym.imp.USER32.dll_CloseClipboard]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0xc
lea ecx, [esp + 0x10]
mov ebp, dword [esp + 0x24]
push 1
push ecx
mov ecx, dword [edi + 0x44]
lea edx, [esp + 0x1c]
shr ecx, 4
lea eax, [esp + 0x20]
push edx
mov edx, dword [esp + 0x2c]
and ecx, 1
push eax
push ecx
push ebp
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GlobalSize]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
push eax
mov ecx, edi
call fcn.0042d3a0
mov ecx, eax
call fcn.0042ac40
push esi
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
call dword [sym.imp.USER32.dll_CloseClipboard]
mov ecx, dword [esp + 0x28]
mov eax, 1
cmp ecx, eax
jne 0x432cdf
cmp ebx, eax
jne 0x432cdf
cmp dword [esp + 0x10], eax
jne 0x432cc5
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 0xcc]
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov edx, dword [edi]
push eax
mov eax, dword [esp + 0x24]
push ecx
push ebp
push eax
mov ecx, edi
call dword [edx + 0xc0]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0xc
Function at 0x435910
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x46b9e8
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x435949
inc eax
mov dword [esi + 0x10], eax
jmp 0x435a5c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x43595d
mov eax, 0xffffffc7
jmp 0x435a5e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x43596e
cmp dword [esi + 8], eax
jne 0x43595d
cmp dword [esi + 8], eax
jne 0x435987
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x435987
mov eax, 0xffffffc7
jmp 0x435a5e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x43599b
push eax
mov ecx, ebx
call fcn.00435140
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.004066a0
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x4359cc
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.004066c0
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.004348b0
test eax, eax
mov dword [esp + 0x38], eax
je 0x4359ff
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x7bc4c8
call fcn.004068a0
mov eax, dword [esp + 0x38]
jmp 0x435a5e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.00435770
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x435a43
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.00435790
mov esi, eax
test esi, esi
jne 0x435a73
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.00435770
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x435a15
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x7bc4c8
call fcn.004068a0
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x7bc4c8
call fcn.004068a0
mov eax, esi
jmp 0x435a5e

Function at 0x438ba0
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x438c00
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x438c00
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x438c00
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x438c00
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x438c40
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x422340
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4ae6fb
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.004a2570
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4223c2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0049f4b4
mov eax, dword [eax]
push 0x4dfe3c
push eax
call fcn.00491d64
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004a27fb
test bl, bl
je 0x4223c2
push 0x4dfe3c
lea ecx, [esp + 0xc]
call fcn.004a2b8b
push 0x4dfe48
lea ecx, [esp + 0xc]
call fcn.004a2b8b
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 0x4223fe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004a27fb
jmp 0x4224c9
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 0x422482
lea edx, [esp + 0x7c]
push 0x4dfe44
push edx
call fcn.00491d64
add esp, 8
test eax, eax
je 0x422482
lea eax, [esp + 0x7c]
push 0x4dfe40
push eax
call fcn.00491d64
add esp, 8
test eax, eax
je 0x422482
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 0x422412
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.004a27fb
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 0x423720
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 0x423782
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 0x423790
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4ae85b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4eebb4]
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 0x4238c8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4237f6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004a27fb
xor eax, eax
jmp 0x42393f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004a2938
push esi
lea ecx, [esp + 0xc]
call fcn.004a2bc7
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 0x42391d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00423720
test eax, eax
jne 0x42391d
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 SysReAllocString
mov ecx, edi
call fcn.00423720
test eax, eax
jne 0x42391d
lea eax, [esp + 0x14]
push 0x4dfe58
push eax
call fcn.00492e70
mov esi, eax
add esp, 8
test esi, esi
jne 0x4238fc
lea ecx, [esp + 0x14]
push 0x4dfe54
push ecx
call fcn.00492df0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4238fc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4238ff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004a28e8
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x42380e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004a27fb
xor eax, eax
jmp 0x42393f
mov byte [esi], 0
push 0x4dfe50
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.004a27fb
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 0x436260
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 0x4362ce
cmp si, 0x69
ja 0x4362ce
add esi, 0xffd0
cmp si, 0x11
je 0x43629e
push 0x11
call edi
test ax, ax
jge 0x43629e
or esi, 0x2000
cmp si, 0x10
je 0x4362b3
push 0x10
call edi
test ax, ax
jge 0x4362b3
or esi, 0x4000
cmp si, 0x12
je 0x4362c8
push 0x12
call edi
test ax, ax
jge 0x4362c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4362db
mov esi, 0xbd
jmp 0x43628f
cmp si, 0x6e
jne 0x4362e8
mov esi, 0xbe
jmp 0x43628f
cmp si, 0x6f
jne 0x436289
mov esi, 0xbf
jmp 0x43628f

Function at 0x437a70
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4ffd80]
xor edx, edx
cmp eax, edx
jne 0x437a96
xor eax, eax
mov byte [eax + 0x4ffc80], al
inc eax
cmp eax, 0x100
jl 0x437a7e
mov dword [0x4ffd80], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4ffc80
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x437b27
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 0x437afa
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 0x437ac8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x437ba0
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 0x437bf3
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 0x437bda
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 0x43e870
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 0x43ea08
cmp ebp, ebx
jle 0x43ea08
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 0x43e8ce
dec eax
or eax, 0xfffffff8
inc eax
je 0x43e8d5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x43e8e4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x43e8eb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004a253c
add esp, 4
cmp eax, ebx
je 0x43e90c
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.004a253c
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 0x43e9fe
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 0x43e9e5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x43e9d1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x43e9c6
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 0x43e9d4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x43e9d4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x43e970
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 0x43e961
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