joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c41c0
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov dword [ebp - 4], edx
mov ebx, eax
mov eax, dword [ebp - 4]
call fcn.00404730
xor eax, eax
push ebp
push 0x4c42dd
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebx + 0x338]
test eax, eax
je 0x4c42c7
cmp dword [eax + 0x3e0], 0
je 0x4c42c7
cmp byte [ebx + 0x2e0], 0
je 0x4c4248
call sub.kernel32.dll_GetTickCount
sub eax, dword [ebx + 0x2d8]
cmp eax, 0x1f4
jb 0x4c4221
lea eax, [ebx + 0x2dc]
call fcn.00404280
call sub.kernel32.dll_GetTickCount
mov dword [ebx + 0x2d8], eax
lea eax, [ebx + 0x2dc]
mov edx, dword [ebp - 4]
call fcn.00404548
lea eax, [ebp - 4]
mov edx, dword [ebx + 0x2dc]
call fcn.00404318
mov eax, dword [ebp - 4]
call fcn.00404540
test eax, eax
jle 0x4c42b7
mov eax, dword [ebp - 4]
call fcn.00404540
dec eax
jne 0x4c428e
mov eax, dword [ebp - 4]
call fcn.00404740
push eax
mov eax, ebx
call fcn.004c4b54
push eax
push 0x18f
mov eax, dword [ebx + 0x338]
mov eax, dword [eax + 0x3e0]
call fcn.0045ef2c
push eax
call sub.user32.dll_SendMessageA
jmp 0x4c42ba
mov eax, dword [ebp - 4]
call fcn.00404740
push eax
push 0xffffffffffffffff
push 0x18f
mov eax, dword [ebx + 0x338]
mov eax, dword [eax + 0x3e0]
call fcn.0045ef2c
push eax
call sub.user32.dll_SendMessageA
jmp 0x4c42ba
or eax, 0xffffffff
test eax, eax
jl 0x4c42c7
mov edx, eax
mov eax, ebx
call fcn.004c4b60
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4c42e4
lea eax, [ebp - 4]
call fcn.00404280
ret

Function at 0x4e2d60
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
mov ebx, eax
mov eax, ebx
call fcn.00404740
push eax
call sub.kernel32.dll_GetFileAttributesA
cmp eax, 0xffffffff
je 0x4e2d79
test al, 0x10
jne 0x4e2d7d
xor eax, eax
pop ebx
ret
mov al, 1
pop ebx
ret

Function at 0x4e6f10
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
xor eax, eax
mov dword [ebp - 8], eax
xor eax, eax
push ebp
push 0x4e6f79
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 4]
push eax
mov eax, dword [0x4f32b4]
push eax
push 0
call sub.shell32.dll_SHGetSpecialFolderLocation
cmp dword [ebp - 4], 0
je 0x4e6f63
mov eax, dword [ebp - 4]
push eax
lea eax, [ebp - 8]
call fcn.004e6f00
mov eax, dword [ebp - 8]
push eax
xor ecx, ecx
mov dl, 1
mov eax, dword [0x4e4804]
call fcn.004e7dc8
mov dword [0x4f331c], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e6f80
lea eax, [ebp - 8]
call fcn.00405cb0
ret

Function at 0x4e7018
Capabilities:
Get file system object information

Disassembly:
push esi
add esp, 0xfffffea0
mov esi, 0x4008
test cl, cl
je 0x4e702b
or esi, 2
test dl, dl
je 0x4e7034
or esi, 0
jmp 0x4e7037
or esi, 1
push esi
push 0x160
lea edx, [esp + 8]
push edx
push 0
push eax
call sub.shell32.dll_SHGetFileInfoA
mov eax, dword [esp + 4]
add esp, 0x160
pop esi
ret
Function at 0x4e7c54
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffdc
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x14], ebx
mov ebx, ecx
mov dword [ebp - 4], edx
mov edi, eax
mov eax, dword [ebp - 4]
call fcn.00404730
xor eax, eax
push ebp
push 0x4e7dac
push dword fs:[eax]
mov dword fs:[eax], esp
mov esi, 1
mov edx, dword [ebx]
mov eax, dword [0x4e45e0]
call fcn.004178d8
test eax, eax
jl 0x4e7cbb
lea eax, [ebp - 8]
push eax
mov eax, dword [ebx]
call fcn.004e6ffc
and eax, 0x7f
mov eax, dword [eax*4 + 0x4f32b4]
push eax
push 0
call sub.shell32.dll_SHGetSpecialFolderLocation
mov esi, eax
jmp 0x4e7d1e
mov eax, dword [ebx]
call fcn.00404540
test eax, eax
jle 0x4e7d1e
mov eax, dword [ebx]
call fcn.00404540
mov edx, dword [ebx]
cmp byte [edx + eax - 1], 0x3a
jne 0x4e7ce2
mov eax, ebx
mov edx, 0x4e7dc4
call fcn.00404548
mov eax, dword [ebx]
call fcn.00404540
mov dword [ebp - 0xc], eax
xor eax, eax
mov dword [ebp - 0x10], eax
mov eax, dword [ebx]
call fcn.004050a8
mov esi, eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
push esi
push 0
push 0
lea eax, [ebp - 0x18]
call fcn.004e6f00
mov eax, dword [ebp - 0x18]
push eax
mov eax, dword [eax]
call dword [eax + 0xc]
mov esi, eax
test esi, esi
je 0x4e7d69
lea eax, [ebp - 0x14]
push eax
lea edx, [ebp - 0x1c]
mov eax, 0x4e6c24
call fcn.00406174
mov eax, dword [ebp - 0x1c]
push eax
mov eax, dword [ebx]
mov dword [ebp - 0x24], eax
mov byte [ebp - 0x20], 0xb
lea edx, [ebp - 0x24]
xor ecx, ecx
pop eax
call fcn.0040970c
mov eax, ebx
mov edx, dword [ebp - 4]
call fcn.004042d4
mov ecx, dword [ebp - 0x14]
mov dl, 1
mov eax, dword [0x407778]
call fcn.0040c1ac
call fcn.00403c1c
mov eax, dword [ebp - 8]
call fcn.004e7bcc
mov ebx, eax
test edi, edi
je 0x4e7d7e
mov eax, edi
call fcn.00403450
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e7db3
lea eax, [ebp - 0x1c]
call fcn.00404280
lea eax, [ebp - 0x18]
call fcn.00405cb0
lea eax, [ebp - 0x14]
call fcn.00404280
lea eax, [ebp - 4]
call fcn.00404280
ret
Function at 0x4e951c
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe8
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x10], ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x4e9686
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [0x4f3884]
mov eax, dword [eax]
mov ax, word [eax + 0x44]
mov word [ebp - 0x16], ax
mov eax, dword [0x4f3884]
mov eax, dword [eax]
mov dx, 0xfff5
call fcn.004765c8
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x26c]
call fcn.0043f30c
xor edx, edx
push ebp
push 0x4e9669
push dword fs:[edx]
mov dword fs:[edx], esp
xor edx, edx
push ebp
push 0x4e95d9
push dword fs:[edx]
mov dword fs:[edx], esp
lea eax, [ebp - 0x10]
call fcn.00405cb0
push eax
mov eax, dword [ebp - 4]
mov al, byte [eax + 0x370]
call fcn.004e7614
push eax
mov eax, dword [0x4f36ac]
mov eax, dword [eax]
mov eax, dword [eax + 0x30]
push eax
mov eax, dword [ebp - 8]
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0x10]
push eax
mov eax, dword [eax]
call dword [eax + 0x10]
test eax, eax
je 0x4e95cf
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
call fcn.00403cc8
jmp 0x4e9670
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x4e9615
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x26c]
xor ecx, ecx
mov edx, dword [ebp - 8]
call fcn.0043eeec
mov edx, dword [ebp - 8]
push edx
mov ecx, dword [ebp - 0xc]
mov edx, eax
mov eax, dword [ebp - 4]
call fcn.004e93b4
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0xc]
push eax
push 1
mov eax, dword [ebp - 0x10]
push eax
mov eax, dword [eax]
call dword [eax + 0xc]
test eax, eax
je 0x4e95f1
push 0
mov edx, 0x4e934c
xor ecx, ecx
mov eax, dword [ebp - 8]
call fcn.0043eaa4
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e9670
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x26c]
call fcn.0043f358
mov eax, dword [0x4f3884]
mov eax, dword [eax]
mov dx, word [ebp - 0x16]
call fcn.004765c8
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e968d
lea eax, [ebp - 0x10]
call fcn.00405cb0
ret
Function at 0x4ea658
Capabilities:
Get file system object information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffea0
push ebx
push esi
test dl, dl
je 0x4ea66f
add esp, 0xfffffff0
call fcn.004037b4
mov ebx, edx
mov esi, eax
xor edx, edx
mov eax, esi
call fcn.004af210
lea eax, [esi + 0x4b0]
mov edx, 0x4ea770
call fcn.004042d4
xor eax, eax
mov dword [esi + 0x470], eax
mov dl, 1
mov eax, esi
call fcn.00445050
mov byte [esi + 0x477], 1
mov al, byte [0x4ea778]
mov byte [esi + 0x479], al
mov byte [esi + 0x474], 1
mov byte [esi + 0x476], 1
mov byte [esi + 0x475], 0
mov dl, 1
mov eax, dword [0x41902c]
call fcn.00403420
mov dword [esi + 0x490], eax
xor eax, eax
mov dword [esi + 0x494], eax
mov byte [esi + 0x478], 0
mov byte [esi + 0x4a8], 0
push 0x4001
push 0x160
lea eax, [ebp - 0x160]
push eax
push 0
push 0x4ea77c
call sub.shell32.dll_SHGetFileInfoA
mov dword [esi + 0x480], eax
push 0x4000
push 0x160
lea eax, [ebp - 0x160]
push eax
push 0
push 0x4ea77c
call sub.shell32.dll_SHGetFileInfoA
mov dword [esi + 0x47c], eax
lea eax, [esi + 0x46c]
mov edx, 0x4ea788
call fcn.004042d4
xor edx, edx
mov eax, esi
call fcn.00445470
mov eax, esi
test bl, bl
je 0x4ea760
call fcn.0040380c
pop dword fs:[0]
add esp, 0xc
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4ee6a0
Capabilities:
Get file system object information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffe9c
push ebx
push esi
test dl, dl
je 0x4ee6b7
add esp, 0xfffffff0
call fcn.004037b4
mov byte [ebp - 1], dl
mov ebx, eax
xor edx, edx
mov eax, ebx
call fcn.004c3d3c
xor eax, eax
mov dword [ebx + 0x414], eax
push 0x4001
push 0x160
lea eax, [ebp - 0x164]
push eax
push 0
push 0x4ee780
call sub.shell32.dll_SHGetFileInfoA
mov esi, eax
mov dword [ebx + 0x3fc], esi
lea eax, [ebx + 0x400]
push eax
lea eax, [ebx + 0x404]
push eax
push esi
call sub.comctl32.dll_ImageList_GetIconSize
mov byte [ebx + 0x422], 0
mov al, byte [0x4ee784]
mov byte [ebx + 0x420], al
lea eax, [ebx + 0x410]
mov edx, 0x4ee790
call fcn.004042d4
mov byte [ebx + 0x421], 1
mov dl, 1
mov eax, dword [0x4e5ce4]
call fcn.004ee650
mov dword [ebx + 0x3f8], eax
push ebx
push 0x4ee8b0
mov eax, ebx
call fcn.004c4708
mov dword [ebx + 0x314], ebx
mov dword [ebx + 0x310], 0x4ee79c
mov eax, ebx
cmp byte [ebp - 1], 0
je 0x4ee775
call fcn.0040380c
pop dword fs:[0]
add esp, 0xc
mov eax, ebx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x401393
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x2c
mov esi, dword [ebp + 0x10]
mov edi, dword [ebp + 0xc]
lea ebx, [esi + 0xc8]
mov eax, esi
or eax, edi
cdq
idiv ebx
mov dword [ebp - 0x18], eax
mov eax, esi
mov cl, byte [ebp - 0x18]
mov edx, dword [ebp - 0x18]
sar eax, cl
lea ecx, [edi + edi]
sub edx, eax
test esi, esi
cmovne edi, ecx
mov dword [ebp - 0x20], edx
xor ecx, ecx
lea edx, [esi - 1]
mov dword [ebp - 0x1c], edi
mov dword [ebp - 0x24], edx
jmp 0x401447
xor eax, eax
test ecx, ecx
cmovns eax, ecx
imul eax, ebx
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x1c]
sub eax, dword [ebp - 0x14]
cmp ecx, dword [ebp - 0x18]
cmove ebx, eax
test ebx, ebx
je 0x40144c
mov dword [ebp - 0x10], 0x7e8
mov edx, dword [ebp - 0x14]
mov dword [esp + 8], ebx
mov dword [esp], esi
mov dword [ebp - 0x28], ecx
mov dword [esp + 4], edx
call fcn.0040135d
mov edx, dword [ebp - 0x14]
mov dword [esp + 8], ebx
mov edi, eax
mov dword [esp], esi
xor edi, esi
mov dword [esp + 4], edx
call fcn.0040135d
add edi, dword [ebp + 8]
and eax, dword [ebp - 0x24]
mov dl, byte [edi]
add eax, dword [ebp + 8]
dec dword [ebp - 0x10]
mov byte [ebp - 0x29], dl
mov dl, byte [eax]
mov byte [edi], dl
mov dl, byte [ebp - 0x29]
mov byte [eax], dl
mov ecx, dword [ebp - 0x28]
jne 0x4013fa
inc ecx
cmp ecx, dword [ebp - 0x20]
jle 0x4013d6
add esp, 0x2c
pop ebx
pop esi
pop edi
pop ebp
ret

Function at 0x40154d
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push ebx
lea eax, [ebp - 0x134]
sub esp, 0x154
mov dword [ebp - 0x134], 0
mov dword [esp], eax
lea ebx, [ebp - 0x10c]
mov dword [ebp - 0x130], 0
mov dword [ebp - 0x124], 0
mov dword [ebp - 0x118], 6
mov dword [ebp - 0x110], 0
mov dword [ebp - 0x114], 0
mov dword [ebp - 0x11c], 0
mov dword [ebp - 0x120], 0
call dword [sym.imp.USER32.dll_RegisterClassA]
push eax
mov dword [esp + 4], ebx
mov dword [esp], 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
push eax
push eax
mov dword [esp], ebx
mov dword [esp + 0x18], 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x10], 3
mov dword [esp + 0xc], 0
mov dword [esp + 8], 0
mov dword [esp + 4], 0x80000000
call dword [sym.imp.KERNEL32.dll_CreateFileA]
sub esp, 0x1c
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ebx, dword [ebp - 4]
leave
sub eax, 3
ret

Function at 0x40161a
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push ebx
sub esp, 0xa4
mov dword [ebp - 0x88], 0
call fcn.0040154d
test eax, eax
jne 0x4016b4
lea eax, [ebp - 0x8c]
mov dword [esp + 8], 0x40
mov dword [esp + 0xc], eax
mov eax, 0x40214a
sub eax, 0x4016e8
mov dword [esp], 0x4016e8
mov dword [esp + 4], eax
mov dword [ebp - 0x8c], 0
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
sub esp, 0x10
cmp dword [ebp - 0x8c], 0
je 0x4016b4
lea ebx, [ebp - 0x88]
mov dword [esp], 0
call fcn.00401454
mov dword [esp + 4], ebx
mov dword [esp], 0
call fcn.004014d2
mov dword [esp + 8], ebx
mov dword [esp + 4], 0x1b600
mov dword [esp], 0x40300c
call fcn.00401e4d
xor eax, eax
mov ebx, dword [ebp - 4]
leave
ret
Function at 0x419da0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x497d3b
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.0048c183
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x419e22
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00489800
mov eax, dword [eax]
push 0x4c7224
push eax
call fcn.004786c4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048c40e
test bl, bl
je 0x419e22
push 0x4c7224
lea ecx, [esp + 0xc]
call fcn.0048c79e
push 0x4cad9c
lea ecx, [esp + 0xc]
call fcn.0048c79e
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 0x419e5e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048c40e
jmp 0x419f29
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 0x419ee2
lea edx, [esp + 0x7c]
push 0x4cad98
push edx
call fcn.004786c4
add esp, 8
test eax, eax
je 0x419ee2
lea eax, [esp + 0x7c]
push 0x4cad94
push eax
call fcn.004786c4
add esp, 8
test eax, eax
je 0x419ee2
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 0x419e72
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.0048c40e
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 0x41a720
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 0x41a782
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 0x41a790
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x497dbb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4d41f0]
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 0x41a8c8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41a7f6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048c40e
xor eax, eax
jmp 0x41a93f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0048c54b
push esi
lea ecx, [esp + 0xc]
call fcn.0048c7da
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 0x41a91d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push bind
call fcn.0041a720
test eax, eax
jne 0x41a91d
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 bind
mov ecx, edi
call fcn.0041a720
test eax, eax
jne 0x41a91d
lea eax, [esp + 0x14]
push 0x4cadb0
push eax
call fcn.00479790
mov esi, eax
add esp, 8
test esi, esi
jne 0x41a8fc
lea ecx, [esp + 0x14]
push 0x4cadac
push ecx
call fcn.00479710
mov esi, eax
add esp, 8
test esi, esi
jne 0x41a8fc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41a8ff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0048c4fb
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41a80e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048c40e
xor eax, eax
jmp 0x41a93f
mov byte [esi], 0
push 0x4cada8
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.0048c40e
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 0x42d5a0
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 0x42d60e
cmp si, 0x69
ja 0x42d60e
add esi, 0xffd0
cmp si, 0x11
je 0x42d5de
push 0x11
call edi
test ax, ax
jge 0x42d5de
or esi, 0x2000
cmp si, 0x10
je 0x42d5f3
push 0x10
call edi
test ax, ax
jge 0x42d5f3
or esi, 0x4000
cmp si, 0x12
je 0x42d608
push 0x12
call edi
test ax, ax
jge 0x42d608
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42d61b
mov esi, 0xbd
jmp 0x42d5cf
cmp si, 0x6e
jne 0x42d628
mov esi, 0xbe
jmp 0x42d5cf
cmp si, 0x6f
jne 0x42d5c9
mov esi, 0xbf
jmp 0x42d5cf

Function at 0x42ecc0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4e5318]
xor edx, edx
cmp eax, edx
jne 0x42ece6
xor eax, eax
mov byte [eax + 0x4e5218], al
inc eax
cmp eax, 0x100
jl 0x42ecce
mov dword [0x4e5318], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4e5218
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42ed77
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 0x42ed4a
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 0x42ed18
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42edf0
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 0x42ee43
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 0x42ee2a
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 0x435ca0
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 0x435e38
cmp ebp, ebx
jle 0x435e38
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 0x435cfe
dec eax
or eax, 0xfffffff8
inc eax
je 0x435d05
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x435d14
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x435d1b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0048c14f
add esp, 4
cmp eax, ebx
je 0x435d3c
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.0048c14f
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 0x435e2e
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 0x435e15
mov al, byte [edx]
cmp al, 0xc0
jbe 0x435e01
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x435df6
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 0x435e04
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x435e04
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x435da0
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 0x435d91
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 0x438080
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.0048d9bf
lea eax, [esp + 4]
mov dword [esi], method.CWnd.virtual_0
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
mov dword [esi + 0x44], 0x4d12
inc eax
mov dword [esi + 0x40], 0xffffffff
mov dword [esi + 0x3c], eax
mov eax, esi
pop esi
add esp, 0x190
ret