joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48583ea5
Capabilities:
Get system information on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
push esi
xor ebx, ebx
push ebx
push 0x2c
lea eax, [ebp - 0x2c]
push eax
push ebx
call dword [sym.imp.ntdll.dll_NtQuerySystemInformation]
mov ecx, eax
cmp ecx, ebx
jge 0x48583f15
xor eax, eax
mov edx, 0x4858c644
inc eax
lock xadd dword [edx], eax
inc eax
push 0x20
cdq
pop esi
idiv esi
push ecx
push 0x485819c8
push 3
push 1
mov eax, edx
shl eax, 4
mov dword [eax + 0x4858c660], 0x6ca
mov dword [eax + 0x4858c664], ecx
mov dword [eax + 0x4858c668], ebx
mov dword [eax + 0x4858c66c], ebx
call sub.ntdll.dll_DbgPrintEx
add esp, 0x10
push dword [ebp + 8]
call fcn.48583733
jmp 0x48583f61
mov eax, dword [ebp - 0x24]
mul dword [ebp - 0x20]
cmp edx, ebx
push edi
ja 0x48583f3f
jb 0x48583f29
cmp eax, 0x40000000
jae 0x48583f3f
push ebx
push 3
push edx
push eax
call sub.ntdll.dll__allmul
mov esi, edx
mov edi, eax
shrd edi, esi, 1
shr esi, 1
jmp 0x48583f4d
push ebx
push 3
push edx
push eax
mov edi, eax
mov esi, edx
call sub.ntdll.dll__allmul
mov ecx, dword [ebp + 8]
or dword [ecx + 0x38], 4

Function at 0x48583fd3
Capabilities:
Get process heap flags
Get process heap force flags

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x44
mov eax, dword [0x4858c26c]
mov dword [ebp - 4], eax
cld
push esi
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
push 0x40
push 8
push dword [eax + 0x18]
call dword [sym.imp.ntdll.dll_RtlAllocateHeap]
mov esi, eax
test esi, esi
jne 0x48584007
mov eax, 0xc0000017
jmp 0x4858407e
push ebx
push edi
mov edi, dword [sym.imp.ntdll.dll_RtlInitUnicodeString]
push 0
lea ebx, [esi + 8]
push ebx
call edi
push 0
lea eax, [esi + 0x10]
push eax
call edi
lea eax, [ebp - 0x44]
push 0x48581a00
push eax
call dword [sym.imp.ntdll.dll_wcscpy]
lea eax, [ebp - 0x44]
push eax
mov dword [esi + 0xc], eax
call dword [sym.imp.ntdll.dll_wcslen]
shl eax, 1
mov word [ebx], ax
add eax, 2
mov word [esi + 0xa], ax
mov eax, dword [esi + 0xc]
mov word [eax + 8], 0x3f
or dword [esi + 0x38], 0x34
mov eax, dword [0x4858c878]
add esp, 0xc
inc dword [0x4858c870]
mov dword [esi], eax
mov dword [esi + 4], 0x4858c878
push 1
mov dword [eax + 4], esi
push esi
mov dword [0x4858c878], esi
call fcn.48583f6c
pop edi
pop ebx
mov ecx, dword [ebp - 4]
pop esi
call fcn.4858a663
leave
ret
Function at 0x48583fe2
Capabilities:
Get process heap flags

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x44
mov eax, dword [0x4858c26c]
mov dword [ebp - 4], eax
cld
push esi
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
push 0x40
push 8
push dword [eax + 0x18]
call dword [sym.imp.ntdll.dll_RtlAllocateHeap]
mov esi, eax
test esi, esi
jne 0x48584007
mov eax, 0xc0000017
jmp 0x4858407e
push ebx
push edi
mov edi, dword [sym.imp.ntdll.dll_RtlInitUnicodeString]
push 0
lea ebx, [esi + 8]
push ebx
call edi
push 0
lea eax, [esi + 0x10]
push eax
call edi
lea eax, [ebp - 0x44]
push 0x48581a00
push eax
call dword [sym.imp.ntdll.dll_wcscpy]
lea eax, [ebp - 0x44]
push eax
mov dword [esi + 0xc], eax
call dword [sym.imp.ntdll.dll_wcslen]
shl eax, 1
mov word [ebx], ax
add eax, 2
mov word [esi + 0xa], ax
mov eax, dword [esi + 0xc]
mov word [eax + 8], 0x3f
or dword [esi + 0x38], 0x34
mov eax, dword [0x4858c878]
add esp, 0xc
inc dword [0x4858c870]
mov dword [esi], eax
mov dword [esi + 4], 0x4858c878
push 1
mov dword [eax + 4], esi
push esi
mov dword [0x4858c878], esi
call fcn.48583f6c
pop edi
pop ebx
mov ecx, dword [ebp - 4]
pop esi
call fcn.4858a663
leave
ret

Function at 0x485844a1
Capabilities:
Query or enumerate registry value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x434
mov eax, dword [0x4858c26c]
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 8]
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x10]
push eax
lea eax, [ebp - 0x434]
push eax
call dword [sym.imp.ntdll.dll_RtlInitUnicodeString]
lea ecx, [ebp - 0x41c]
push ecx
mov eax, 0x210
push eax
mov dword [ebp - 0x41c], eax
lea eax, [ebp - 0x214]
push eax
push 2
lea eax, [ebp - 0x434]
push eax
push esi
call dword [sym.imp.ntdll.dll_NtQueryValueKey]
xor esi, esi
test eax, eax
jl 0x4858457b
cmp dword [ebp - 0x210], 2
jne 0x48584568
mov eax, dword [ebp - 0x41c]
mov word [ebp - 0x42c], ax
mov word [ebp - 0x42a], ax
lea eax, [ebp - 0x208]
mov dword [ebp - 0x428], eax
lea eax, [ebp - 0x418]
mov dword [ebp - 0x420], eax
push esi
lea eax, [ebp - 0x424]
push eax
lea eax, [ebp - 0x42c]
push eax
push esi
mov word [ebp - 0x424], si
mov word [ebp - 0x422], 0x204
call dword [sym.imp.ntdll.dll_RtlExpandEnvironmentStrings_U]
test eax, eax
jl 0x4858457b
mov eax, dword [ebp - 0x420]
jmp 0x48584577
cmp dword [ebp - 0x210], 1
jne 0x4858457b
lea eax, [ebp - 0x208]
cmp eax, esi
jne 0x4858457d
mov eax, edi
push esi
push esi
push ebx
push eax
call dword [sym.imp.ntdll.dll_RtlDosPathNameToNtPathName_U]
mov ecx, dword [ebp - 4]
neg al
pop edi
pop esi
pop ebx
sbb eax, eax
and eax, 0x3fffffff
add eax, 0xc0000001
call fcn.4858a663
leave
ret 0x10
Function at 0x485845a9
Capabilities:
Query or enumerate registry value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x220
mov eax, dword [0x4858c26c]
push esi
mov esi, dword [ebp + 0x14]
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 4], eax
push 0x48581b6c
lea eax, [ebp - 0x220]
push eax
call dword [sym.imp.ntdll.dll_RtlInitUnicodeString]
lea ecx, [ebp - 0x218]
push ecx
mov eax, 0x210
push eax
mov dword [ebp - 0x218], eax
lea eax, [ebp - 0x214]
push eax
push 2
lea eax, [ebp - 0x220]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtQueryValueKey]
test eax, eax
jl 0x48584613
cmp dword [ebp - 0x210], 4
mov eax, dword [ebp - 0x208]
je 0x48584616
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp - 4]
mov dword [esi], eax
pop edi
xor eax, eax
pop esi
call fcn.4858a663
leave
ret 0x10

Function at 0x4858491a
Capabilities:
Set file attributes

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [sym.imp.ntdll.dll_NtSetInformationFile]
push edi
mov edi, dword [ebp + 0xc]
push 0x14
push 8
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], edi
mov dword [ebp - 4], ebx
call esi
test eax, eax
jl 0x48584963
push 0x13
push 8
lea eax, [ebp + 0xc]
push eax
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 8]
mov dword [ebp + 0xc], edi
mov dword [ebp + 0x10], ebx
call esi
pop edi
pop esi
pop ebx
leave
ret 0xc
Function at 0x48588d6a
Capabilities:
Create thread
Get process heap flags

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x34
push ebx
push esi
push edi
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
push 0x48582a54
push 0x48582a48
xor ebx, ebx
push ebx
push dword [eax + 0x18]
call dword [sym.imp.ntdll.dll_RtlCreateTagHeap]
push 4
mov dword [0x4858c940], eax
lea eax, [ebp - 0xc]
push eax
push 0xc
push 0xffffffffffffffff
mov dword [ebp - 0xc], 1
call dword [sym.imp.ntdll.dll_NtSetInformationProcess]
mov esi, dword [sym.imp.ntdll.dll_RtlInitUnicodeString]
push 0x48582a20
push 0x4858c928
call esi
mov edi, dword [sym.imp.ntdll.dll_RtlInitializeCriticalSection]
push 0x4858c8c0
call edi
mov eax, 0x4858c918
push 0x4858c900
mov dword [0x4858c91c], eax
mov dword [0x4858c918], eax
call edi
mov eax, 0x4858c898
mov dword [0x4858c89c], eax
mov dword [0x4858c898], eax
xor eax, eax
inc eax
push eax
mov dword [0x4858c8a8], eax
mov byte [0x4858c8dc], bl
mov byte [0x4858c8b0], bl
call fcn.48586d30
cmp eax, ebx
jge 0x48588e30
mov dword [0x4858c3c0], 0x2b3
mov dword [0x4858c2e8], eax
mov dword [0x4858c5e8], 0x48586d30
jmp 0x48588f51
mov eax, 0x4858c8a0
mov dword [0x4858c8a4], eax
mov dword [0x4858c8a0], eax
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 0x18]
push 0x48582a14
push 0x4858c628
mov dword [0x4858c88c], eax
call esi
push 0x48582a0c
push 0x4858c3a8
call esi
push 0x485829f4
lea eax, [ebp - 0x14]
push eax
call esi
push 0x2200
lea eax, [ebp - 0x14]
mov dword [ebp - 0x2c], eax
mov eax, dword [0x4858c3b0]
push 0x130
mov dword [ebp - 0x24], eax
push 0xf4
lea eax, [ebp - 0x34]
push eax
lea eax, [ebp - 4]
push eax
mov dword [ebp - 0x34], 0x18
mov dword [ebp - 0x30], ebx
mov dword [ebp - 0x28], ebx
mov dword [ebp - 0x20], ebx
call dword [sym.imp.ntdll.dll_NtCreatePort]
mov eax, dword [ebp - 4]
mov edi, dword [sym.imp.ntdll.dll_RtlCreateUserThread]
push ebx
push ebx
push eax
push 0x485893b2
push ebx
push ebx
push ebx
push ebx
push ebx
push 0xffffffffffffffff
mov dword [0x4858c890], eax
call edi
push ebx
push ebx
push dword [ebp - 4]
push 0x485893b2
push ebx
push ebx
push ebx
push ebx
push ebx
push 0xffffffffffffffff
call edi
push 0x485829b0
lea eax, [ebp - 0x1c]
push eax
call esi
push ebx
lea eax, [ebp - 0x1c]
mov dword [ebp - 0x2c], eax
push ebx
lea eax, [ebp - 0x34]
push eax
push 0x1f0003
lea eax, [ebp - 8]
push eax
mov dword [ebp - 0x34], 0x18
mov dword [ebp - 0x30], ebx
mov dword [ebp - 0x28], 0x50
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x20], ebx
call dword [sym.imp.ntdll.dll_NtCreateEvent]
push dword [ebp + 8]
mov edi, eax
call fcn.4858895d
mov esi, eax
cmp esi, ebx
jl 0x48588f38
mov eax, dword [ebp + 0xc]
mov ecx, dword [0x4858c380]
mov dword [eax], ecx
cmp edi, ebx
jl 0x48588f4f
push ebx
push dword [ebp - 8]
call dword [sym.imp.ntdll.dll_NtSetEvent]
push dword [ebp - 8]
call dword [sym.imp.ntdll.dll_NtClose]
mov eax, esi
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x4858986e
Capabilities:
Print debug messages

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, 0x4858c900
push edi
call dword [sym.imp.ntdll.dll_RtlEnterCriticalSection]
mov ebx, dword [0x4858c8a8]
inc dword [0x4858c8a8]
cmp byte [0x4858c8dc], 0
mov esi, dword [0x4858c89c]
jne 0x485898ad
cmp dword [0x4858c8a8], 0
jne 0x485898ad
mov byte [0x4858c8dc], 1
mov eax, dword [0x4858c940]
push 0x14
add eax, 0x80000
push eax
push dword [0x4858c88c]
call dword [sym.imp.ntdll.dll_RtlAllocateHeap]
test eax, eax
je 0x485898e8
mov ecx, dword [ebp + 8]
mov dword [eax + 0xc], ecx
mov ecx, dword [ebp + 0xc]
mov dword [eax + 8], ebx
mov dword [eax + 0x10], ecx
mov ecx, dword [esi + 4]
mov dword [eax], esi
mov dword [eax + 4], ecx
mov dword [ecx], eax
mov dword [esi + 4], eax
jmp 0x485898f3
push 0x48582a80
call sub.ntdll.dll_DbgPrint
pop ecx
push edi
call dword [sym.imp.ntdll.dll_RtlLeaveCriticalSection]
pop edi
pop esi
mov eax, ebx
pop ebx
pop ebp
ret 8
Function at 0x4858a4c8
Capabilities:
Terminate process

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
call fcn.4858a636
pop ebp
jmp fcn.4858abc5
Function at 0x51a120
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x5c22ab
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.005b1fbb
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x51a1a2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.005af39d
mov eax, dword [eax]
push 0x65b298
push eax
call fcn.0058eee4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.005b2246
test bl, bl
je 0x51a1a2
push 0x65b298
lea ecx, [esp + 0xc]
call fcn.005b2622
push 0x65ee38
lea ecx, [esp + 0xc]
call fcn.005b2622
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 0x51a1de
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.005b2246
jmp 0x51a2a9
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 0x51a262
lea edx, [esp + 0x7c]
push 0x65ee34
push edx
call fcn.0058eee4
add esp, 8
test eax, eax
je 0x51a262
lea eax, [esp + 0x7c]
push 0x65ee30
push eax
call fcn.0058eee4
add esp, 8
test eax, eax
je 0x51a262
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 0x51a1f2
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.005b2246
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 0x51b990
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 0x51b9f2
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 0x51ba00
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x5c244b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x67520c]
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 0x51bb38
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x51ba66
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005b2246
xor eax, eax
jmp 0x51bbaf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.005b23cf
push esi
lea ecx, [esp + 0xc]
call fcn.005b265e
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 0x51bb8d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0051b990
test eax, eax
jne 0x51bb8d
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.0051b990
test eax, eax
jne 0x51bb8d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.005901b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x51bb6c
lea ecx, [esp + 0x14]
push 0x65ee48
push ecx
call fcn.00590130
mov esi, eax
add esp, 8
test esi, esi
jne 0x51bb6c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x51bb6f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.005b237f
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x51ba7e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005b2246
xor eax, eax
jmp 0x51bbaf
mov byte [esi], 0
push 0x65ee44
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.005b2246
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 0x530520
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 0x53058e
cmp si, 0x69
ja 0x53058e
add esi, 0xffd0
cmp si, 0x11
je 0x53055e
push 0x11
call edi
test ax, ax
jge 0x53055e
or esi, 0x2000
cmp si, 0x10
je 0x530573
push 0x10
call edi
test ax, ax
jge 0x530573
or esi, 0x4000
cmp si, 0x12
je 0x530588
push 0x12
call edi
test ax, ax
jge 0x530588
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x53059b
mov esi, 0xbd
jmp 0x53054f
cmp si, 0x6e
jne 0x5305a8
mov esi, 0xbe
jmp 0x53054f
cmp si, 0x6f
jne 0x530549
mov esi, 0xbf
jmp 0x53054f

Function at 0x531de0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x687068]
xor edx, edx
cmp eax, edx
jne 0x531e06
xor eax, eax
mov byte [eax + 0x686f68], al
inc eax
cmp eax, 0x100
jl 0x531dee
mov dword [0x687068], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x686f68
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x531e97
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 0x531e6a
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 0x531e38
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x531f10
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 0x531f63
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 0x531f4a
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 0x5389a0
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 0x538b38
cmp ebp, ebx
jle 0x538b38
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 0x5389fe
dec eax
or eax, 0xfffffff8
inc eax
je 0x538a05
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x538a14
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x538a1b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.005b1f87
add esp, 4
cmp eax, ebx
je 0x538a3c
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.005b1f87
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 0x538b2e
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 0x538b15
mov al, byte [edx]
cmp al, 0xc0
jbe 0x538b01
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x538af6
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 0x538b04
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x538b04
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x538aa0
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 0x538a91
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 0x53bd80
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5c3f28
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 0x53bdb9
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.005bb169
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.005bb1f1
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.0053be40
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.005bb22e
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
Function at 0x540420
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x5c46b8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x54
mov eax, dword [esp + 0x74]
mov edx, dword [esp + 0x6c]
push esi
mov esi, ecx
mov ecx, dword [esp + 0x74]
push edi
push eax
mov eax, dword [esp + 0x74]
push ecx
push edx
lea ecx, [esp + 0x14]
push eax
push ecx
mov ecx, esi
call fcn.00540fa0
lea edx, [esp + 0x18]
push eax
push edx
call dword [sym.imp.USER32.dll_CopyRect]
mov eax, dword [esp + 0x18]
xor edi, edi
xor ecx, ecx
cmp eax, edi
setl cl
dec ecx
xor edx, edx
and ecx, eax
mov eax, dword [esp + 0x1c]
cmp eax, edi
mov dword [esp + 0x18], ecx
setl dl
dec edx
and edx, eax
lea eax, [esp + 0x18]
push eax
mov dword [esp + 0x20], edx
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x5404c9
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, eax
xor ecx, ecx
xor edx, edx
xor esi, esi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop ebx
pop edi
pop esi
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
lea ecx, [esp + 8]
push ecx
mov ecx, esi
call fcn.005400b0
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.USER32.dll_OffsetRect]
push edi
lea ecx, [esp + 0x4c]
call fcn.005b8fa6
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], edi
call fcn.0054eac0
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [sym.imp.GDI32.dll_LPtoDP]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [sym.imp.USER32.dll_IntersectRect]
mov esi, dword [esp + 0x6c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov edx, esi
mov dword [esp + 0x64], 0xffffffff
mov dword [edx], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 4], ecx
mov ecx, dword [esp + 0x34]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x48]
call fcn.005b9018
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14