joyce8/EMBER2024-capa huggingface dataset:
Function at 0x438104
Capabilities:
Connect socket
Connect udp socket
Create udp socket
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffc0
push ebx
push esi
xor edx, edx
mov dword [ebp - 0x18], edx
mov dword [ebp - 0x14], edx
mov dword [ebp - 0x10], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x438276
push dword fs:[eax]
mov dword fs:[eax], esp
cmp byte [ebx + 0x24], 0
jne 0x43825b
call fcn.00437e04
push 0
mov eax, dword [ebx + 0x1c]
push eax
push 2
call sub.wsock32.dll_socket
mov esi, eax
mov dword [ebx + 0x28], esi
inc esi
jne 0x438173
push 0
call sub.wsock32.dll_WSAGetLastError
lea edx, [ebp - 0x10]
call fcn.00410128
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0xc], eax
mov byte [ebp - 8], 0xb
lea ecx, [ebp - 0xc]
mov edx, 0x43828c
mov eax, ebx
call fcn.00437ea4
mov word [ebx + 4], 2
mov edx, dword [ebx + 0x14]
mov eax, ebx
call fcn.00437e48
mov dword [ebx + 8], eax
mov ax, word [ebx + 0x18]
push eax
call sub.wsock32.dll_htons
mov word [ebx + 6], ax
push 0
push 0
push 0
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_WSAAsyncSelect
xor eax, eax
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
push 0x8004667e
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_ioctlsocket
push 0x10
lea eax, [ebx + 4]
push eax
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_connect
test eax, eax
je 0x4381f5
push 0
call sub.wsock32.dll_WSAGetLastError
lea edx, [ebp - 0x14]
call fcn.00410128
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0xc], eax
mov byte [ebp - 8], 0xb
lea ecx, [ebp - 0xc]
mov edx, 0x4382ac
mov eax, ebx
call fcn.00437ea4
cmp dword [ebx + 0x28], 0xffffffff
setne al
mov byte [ebx + 0x24], al
lea eax, [ebp - 0x18]
push eax
xor eax, eax
mov al, byte [ebx + 8]
mov dword [ebp - 0x40], eax
mov byte [ebp - 0x3c], 0
xor eax, eax
mov al, byte [ebx + 9]
mov dword [ebp - 0x38], eax
mov byte [ebp - 0x34], 0
xor eax, eax
mov al, byte [ebx + 0xa]
mov dword [ebp - 0x30], eax
mov byte [ebp - 0x2c], 0
xor eax, eax
mov al, byte [ebx + 0xb]
mov dword [ebp - 0x28], eax
mov byte [ebp - 0x24], 0
movzx eax, word [ebx + 0x18]
mov dword [ebp - 0x20], eax
mov byte [ebp - 0x1c], 0
lea edx, [ebp - 0x40]
mov ecx, 4
mov eax, 0x4382cc
call fcn.0040d560
mov edx, dword [ebp - 0x18]
lea eax, [ebx + 0x2c]
call fcn.004049bc
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43827d
lea eax, [ebp - 0x18]
mov edx, 3
call fcn.0040498c
ret
Function at 0x4382f0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 4], ecx
mov ebx, eax
xor eax, eax
push ebp
push 0x438385
push dword fs:[eax]
mov dword fs:[eax], esp
xor esi, esi
cmp byte [ebx + 0x24], 0
je 0x43836f
push 0
mov eax, dword [ebp - 4]
push eax
push edx
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_send
mov esi, eax
cmp esi, 0xffffffff
jne 0x43836f
call sub.wsock32.dll_WSAGetLastError
mov edi, eax
cmp edi, 0x2733
je 0x43836f
mov eax, ebx
mov edx, dword [eax]
call dword [edx + 4]
test edi, edi
je 0x43836f
push 0
lea edx, [ebp - 0x10]
mov eax, edi
call fcn.00410128
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0xc], eax
mov byte [ebp - 8], 0xb
lea ecx, [ebp - 0xc]
mov edx, 0x4383a0
mov eax, ebx
call fcn.00437ea4
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43838c
lea eax, [ebp - 0x10]
call fcn.00404968
ret

Function at 0x438470
Capabilities:
Receive data
Receive data on socket
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], ebx
mov esi, ecx
mov edi, edx
mov ebx, eax
xor eax, eax
push ebp
push 0x438527
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
mov dword [ebp - 4], eax
cmp esi, 0xffffffff
jne 0x4384b6
cmp byte [ebx + 0x24], 0
je 0x4384b6
lea eax, [ebp - 4]
push eax
push 0x4004667f
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_ioctlsocket
jmp 0x438511
cmp byte [ebx + 0x24], 0
je 0x438511
push 0
push esi
push edi
mov eax, dword [ebx + 0x28]
push eax
call sub.wsock32.dll_recv
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
jne 0x438511
call sub.wsock32.dll_WSAGetLastError
mov esi, eax
cmp esi, 0x2733
je 0x438511
mov eax, ebx
mov edx, dword [eax]
call dword [edx + 4]
test esi, esi
je 0x438511
push 0
lea edx, [ebp - 0x10]
mov eax, esi
call fcn.00410128
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0xc], eax
mov byte [ebp - 8], 0xb
lea ecx, [ebp - 0xc]
mov edx, 0x438540
mov eax, ebx
call fcn.00437ea4
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43852e
lea eax, [ebp - 0x10]
call fcn.00404968
ret
Function at 0x438558
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
mov esi, eax
xor eax, eax
push ebp
push 0x438620
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
call fcn.00404968
or ecx, 0xffffffff
xor edx, edx
mov eax, esi
call fcn.00438470
mov ebx, eax
test ebx, ebx
jbe 0x438602
lea eax, [ebp - 8]
mov edx, ebx
call fcn.00404fd0
mov eax, dword [ebp - 8]
call fcn.00404c4c
mov ecx, eax
mov edx, dword [ebp - 8]
mov eax, esi
call fcn.00438470
mov edx, eax
lea eax, [ebp - 8]
call fcn.00404fd0
mov eax, dword [ebp - 4]
mov edx, dword [ebp - 8]
call fcn.00404c54
mov eax, dword [ebp - 4]
lea eax, [esi + 0x2c]
mov edx, dword [ebp - 8]
call fcn.00404c54
call sub.kernel32.dll_GetTickCount
mov edi, eax
or ecx, 0xffffffff
xor edx, edx
mov eax, esi
call fcn.00438470
mov ebx, eax
push 1
call sub.kernel32.dll_Sleep
test ebx, ebx
ja 0x438602
call sub.kernel32.dll_GetTickCount
sub eax, edi
cmp eax, 0x3e8
jbe 0x4385db
test ebx, ebx
jne 0x438581
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x438627
lea eax, [ebp - 8]
call fcn.00404968
ret

Function at 0x438630
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebx
push esi
push edi
mov ebx, edx
mov esi, eax
call sub.kernel32.dll_GetTickCount
mov edi, eax
mov edx, ebx
mov eax, esi
call fcn.00438558
cmp dword [ebx], 0
jne 0x438653
push 1
call sub.kernel32.dll_Sleep
cmp dword [ebx], 0
jne 0x438664
call sub.kernel32.dll_GetTickCount
sub eax, edi
cmp eax, dword [esi + 0x20]
jb 0x43863e
pop edi
pop esi
pop ebx
ret

Function at 0x4399d0
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
push esi
mov ebx, dword [eax]
mov esi, ebx
xor esi, ecx
and esi, 0xff
shr ebx, 8
mov esi, dword [edx + esi*4]
xor esi, ebx
mov dword [eax], esi
and esi, 0xff
add dword [eax + 4], esi
imul ebx, dword [eax + 4], 0x8088405
inc ebx
mov dword [eax + 4], ebx
shr ebx, 0x18
mov esi, dword [eax + 8]
xor ebx, esi
and ebx, 0xff
shr esi, 8
mov edx, dword [edx + ebx*4]
xor edx, esi
mov dword [eax + 8], edx
mov eax, ecx
pop esi
pop ebx
ret
Function at 0x439a54
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffd4
push ebx
push esi
push edi
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov edi, dword [ebp + 0xc]
mov esi, dword [ebp + 0x10]
cmp dword [ebp - 0xc], 0xc
jge 0x439a79
xor eax, eax
jmp 0x439baa
inc dword [0x5b41c8]
mov edx, dword [0x5b41c8]
cmp edx, 1
jne 0x439a9e
push 0
call fcn.00439550
pop ecx
xor eax, 0xbb40e64e
push eax
call fcn.00439568
pop ecx
mov ecx, edi
mov edx, esi
mov eax, dword [ebp - 4]
call fcn.00439a1c
xor ebx, ebx
lea eax, [ebp - 0x20]
mov dword [ebp - 0x24], eax
call fcn.0043955c
sar eax, 7
and eax, 0xff
mov dword [ebp - 0x14], eax
mov edx, edi
mov eax, esi
call fcn.004399b0
mov dword [ebp - 0x10], eax
mov ecx, dword [ebp - 0x14]
mov edx, edi
mov eax, esi
call fcn.004399d0
mov dl, byte [ebp - 0x10]
mov ecx, dword [ebp - 0x24]
xor dl, byte [ebp - 0x14]
mov byte [ecx], dl
inc ebx
inc dword [ebp - 0x24]
cmp ebx, 0xa
jl 0x439ab2
mov ecx, edi
mov edx, esi
mov eax, dword [ebp - 4]
call fcn.00439a1c
mov eax, dword [ebp - 8]
lea ecx, [ebp - 0x20]
mov edx, eax
xor ebx, ebx
mov dword [ebp - 0x2c], edx
mov dword [ebp - 0x28], ecx
mov edx, edi
mov eax, esi
call fcn.004399b0
mov dword [ebp - 0x10], eax
mov eax, esi
mov ecx, dword [ebp - 0x28]
mov edx, edi
movzx ecx, byte [ecx]
call fcn.004399d0
mov al, byte [ebp - 0x10]
mov edx, dword [ebp - 0x28]
xor al, byte [edx]
mov ecx, dword [ebp - 0x2c]
mov byte [ecx], al
inc ebx
inc dword [ebp - 0x2c]
inc dword [ebp - 0x28]
cmp ebx, 0xa
jl 0x439b0a
mov edx, edi
mov eax, esi
call fcn.004399b0
mov dword [ebp - 0x10], eax
mov eax, esi
mov ecx, dword [ebp + 8]
mov edx, edi
shr ecx, 0x10
and ecx, 0xff
call fcn.004399d0
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 8]
shr eax, 0x10
mov cl, byte [ebp - 0x10]
and al, 0xff
xor cl, al
mov eax, esi
mov byte [edx + ebx], cl
mov edx, edi
inc ebx
call fcn.004399b0
mov dword [ebp - 0x10], eax
mov eax, esi
mov ecx, dword [ebp + 8]
mov edx, edi
shr ecx, 0x18
and ecx, 0xff
call fcn.004399d0
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 8]
shr eax, 0x18
mov cl, byte [ebp - 0x10]
and al, 0xff
xor cl, al
mov byte [edx + ebx], cl
inc ebx
mov eax, ebx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x43ab0c
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
push esi
push edi
add esp, 0xfffffff4
xor esi, esi
test eax, eax
mov dword [esp + 4], ecx
mov dword [esp], edx
jne 0x43ab29
mov eax, 0xffffff9a
jmp 0x43acf1
mov ebx, eax
cmp dword [ebx + 0x2c], 0
jne 0x43ab3b
mov eax, 0xffffff9a
jmp 0x43acf1
xor edx, edx
mov dword [ebx + 0x34], edx
cmp dword [ebx + 0x80], 8
jne 0x43ab92
cmp dword [ebx + 0x84], 0
jne 0x43ab92
test esi, esi
jne 0x43ab92
cmp dword [ebx + 0x40], 0
jne 0x43ab74
mov eax, ebx
call fcn.0043a998
mov dword [ebx + 0x40], 0x10000
lea edx, [ebx + 0x88]
inc eax
mov dword [ebx + 0x3c], edx
mov edi, dword [ebx + 0x44]
lea eax, [ebx + 0x30]
mov edx, 4
call fcn.0043c314
mov esi, eax
mov eax, dword [ebx + 0x44]
sub eax, edi
add dword [ebx + 0x6c], eax
test esi, esi
je 0x43ab56
cmp esi, 1
jne 0x43ab99
xor esi, esi
cmp dword [ebx + 0x6c], 0
jbe 0x43abb0
test esi, esi
jne 0x43abb0
mov eax, ebx
call fcn.0043a998
inc eax
jne 0x43abb0
or esi, 0xffffffff
cmp dword [ebx + 0x80], 8
jne 0x43abd1
cmp dword [ebx + 0x84], 0
jne 0x43abd1
lea eax, [ebx + 0x30]
call fcn.0043c5d8
mov esi, eax
xor eax, eax
mov dword [ebx + 0x68], eax
cmp dword [ebx + 0x84], 0
jne 0x43abea
mov edx, dword [ebx + 0x1008c]
mov dword [esp + 4], edx
mov ecx, dword [ebx + 0x38]
mov dword [esp], ecx
mov edi, dword [ebx + 0x44]
add edi, dword [ebx + 0x100a4]
mov eax, dword [ebx + 0x74]
add eax, 0x10
mov ecx, 4
mov edx, dword [esp + 4]
call fcn.00439d34
mov eax, dword [ebx + 0x74]
add eax, 0x14
mov ecx, 4
mov edx, edi
call fcn.00439d34
cmp dword [ebx + 0x5c], 1
jne 0x43ac34
mov eax, dword [ebx + 0x74]
add eax, 0x24
mov ecx, 2
mov edx, 1
call fcn.00439d34
mov eax, dword [ebx + 0x74]
add eax, 0x18
mov ecx, 4
mov edx, dword [esp]
call fcn.00439d34
test esi, esi
jne 0x43ac5b
lea eax, [ebx + 0x24]
mov ecx, dword [ebx + 0x78]
mov edx, dword [ebx + 0x74]
call fcn.00439c0c
mov esi, eax
mov eax, dword [ebx + 0x74]
push eax
call fcn.00439530
pop ecx
test esi, esi
jne 0x43ace4
mov edx, dword [ebx + 0x20]
mov eax, dword [ebx + 0x1c]
call dword [ebx + 0xc]
mov dword [esp + 8], eax
push 0
mov ecx, dword [ebx + 0x70]
mov edx, dword [ebx + 0x20]
add ecx, 0xe
mov eax, dword [ebx + 0x1c]
call dword [ebx + 0x10]
test eax, eax
je 0x43ac8e
or esi, 0xffffffff
test esi, esi
jne 0x43aca4
push 4
mov ecx, dword [esp + 8]
mov edx, dword [ebx + 0x20]
mov eax, ebx
call fcn.00439cc8
mov esi, eax
test esi, esi
jne 0x43acb8
push 4
mov ecx, edi
mov edx, dword [ebx + 0x20]
mov eax, ebx
call fcn.00439cc8
mov esi, eax
test esi, esi
jne 0x43acce
push 4
mov ecx, dword [esp + 4]
mov edx, dword [ebx + 0x20]
mov eax, ebx
call fcn.00439cc8
mov esi, eax
push 0
mov ecx, dword [esp + 0xc]
mov edx, dword [ebx + 0x20]
mov eax, dword [ebx + 0x1c]
call dword [ebx + 0x10]
test eax, eax
je 0x43ace4
or esi, 0xffffffff
inc dword [ebx + 0x100b0]
xor eax, eax
mov dword [ebx + 0x2c], eax
mov eax, esi
add esp, 0xc
pop edi
pop esi
pop ebx
ret
Function at 0x43b398
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
cmp dword [0x5b423c], 0
je 0x43b4ba
xor eax, eax
xor esi, esi
mov dword [0x5b423c], eax
mov eax, 0x5b4240
xor ebx, ebx
xor edx, edx
mov ecx, 0x1f
mov dl, byte [eax]
inc eax
sub ecx, edx
mov edx, 1
shl edx, cl
or esi, edx
inc ebx
cmp ebx, 0xe
jl 0x43b3b9
xor ebx, ebx
mov ecx, 0x5cdb18
mov eax, ebx
xor edx, edx
test al, 1
je 0x43b3eb
mov edi, eax
shr edi, 1
xor edi, esi
jmp 0x43b3ef
mov edi, eax
shr edi, 1
mov eax, edi
inc edx
cmp edx, 8
jl 0x43b3df
mov dword [ecx], eax
inc ebx
add ecx, 4
cmp ebx, 0x100
jl 0x43b3db
xor ebx, ebx
mov esi, 0x5cdb18
mov eax, dword [esi]
mov ecx, eax
mov edx, eax
shr ecx, 8
shr edx, 0x18
and ecx, 0xff00
add edx, ecx
mov ecx, eax
and ecx, 0xff00
shl ecx, 8
add edx, ecx
mov ecx, eax
and ecx, 0xff
shl ecx, 0x18
add edx, ecx
lea ecx, [esi + 0x400]
mov dword [esi + 0x1000], edx
mov edx, 1
mov edi, eax
and edi, 0xff
shr eax, 8
mov edi, dword [edi*4 + 0x5cdb18]
xor edi, eax
mov eax, edi
mov ebp, eax
mov edi, eax
shr ebp, 8
mov dword [ecx], eax
shr edi, 0x18
and ebp, 0xff00
add edi, ebp
mov ebp, eax
and ebp, 0xff00
shl ebp, 8
add edi, ebp
mov ebp, eax
and ebp, 0xff
shl ebp, 0x18
add edi, ebp
mov dword [ecx + 0x1000], edi
inc edx
add ecx, 0x400
cmp edx, 4
jl 0x43b44b
inc ebx
add esi, 4
cmp ebx, 0x100
jl 0x43b40c
xor eax, eax
mov dword [0x5b4238], eax
jmp 0x43b4c3
cmp dword [0x5b4238], 0
jne 0x43b4ba
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x440cd8
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
mov esi, edx
mov ebx, eax
test ebx, ebx
jne 0x440ce7
xor eax, eax
pop esi
pop ebx
ret
cmp byte [0x5b51fc], 0
jne 0x440cf5
call fcn.00440c7c
or eax, 0xffffffff
xor edx, edx
mov dl, byte [ebx]
xor edx, eax
and edx, 0xff
mov edx, dword [edx*4 + 0x5d03a8]
shr eax, 8
xor edx, eax
mov eax, edx
inc ebx
dec esi
test esi, esi
jne 0x440cf8
xor eax, 0xffffffff
pop esi
pop ebx
ret

Function at 0x440d20
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov esi, eax
xor ebx, ebx
mov eax, esi
call fcn.00404c4c
test eax, eax
jle 0x440d64
mov edx, 1
xor ecx, ecx
mov cl, byte [esi + edx - 1]
movzx edi, bx
shr edi, 8
xor ecx, edi
and ecx, 0xff
mov cx, word [ecx*2 + 0x5b4ffc]
shl ebx, 8
and bx, 0xffff
xor cx, bx
mov ebx, ecx
inc edx
dec eax
jne 0x440d37
mov eax, ebx
pop edi
pop esi
pop ebx
ret

Function at 0x441640
Capabilities:
Hash data with md5

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffa0
push ebx
push esi
mov ebx, ecx
mov esi, edx
mov dword [ebp - 0x58], eax
xor eax, eax
mov dword [ebp - 0x5c], eax
xor eax, eax
mov dword [ebp - 0x60], eax
xor eax, eax
mov dword [ebp - 0x54], eax
lea eax, [ebp - 0x40]
xor ecx, ecx
mov edx, 0x40
call fcn.00403288
lea eax, [ebp - 0x50]
xor ecx, ecx
mov edx, 0x10
call fcn.00403288
mov dword [ebp - 0x50], 0x67452301
mov dword [ebp - 0x4c], 0xefcdab89
mov dword [ebp - 0x48], 0x98badcfe
mov dword [ebp - 0x44], 0x10325476
mov eax, ebx
shr eax, 0x1d
add dword [ebp - 0x5c], eax
mov eax, ebx
shl eax, 3
add dword [ebp - 0x60], eax
cmp eax, dword [ebp - 0x60]
jbe 0x4416b0
inc dword [ebp - 0x5c]
test ebx, ebx
jbe 0x4416fe
mov eax, 0x40
sub eax, dword [ebp - 0x54]
cmp eax, ebx
ja 0x4416e5
mov ecx, eax
mov eax, dword [ebp - 0x54]
lea edx, [ebp + eax - 0x40]
mov eax, esi
call fcn.00402b04
mov eax, 0x40
sub eax, dword [ebp - 0x54]
sub ebx, eax
add esi, eax
push ebp
call fcn.00440d84
pop ecx
jmp 0x4416fa
mov eax, dword [ebp - 0x54]
lea edx, [ebp + eax - 0x40]
mov eax, esi
mov ecx, ebx
call fcn.00402b04
add dword [ebp - 0x54], ebx
xor ebx, ebx
test ebx, ebx
ja 0x4416b4
mov eax, dword [ebp - 0x54]
mov byte [ebp + eax - 0x40], 0x80
cmp dword [ebp - 0x54], 0x38
jb 0x441713
push ebp
call fcn.00440d84
pop ecx
lea eax, [ebp - 8]
mov edx, dword [ebp - 0x60]
mov dword [eax], edx
lea eax, [ebp - 4]
mov edx, dword [ebp - 0x5c]
mov dword [eax], edx
push ebp
call fcn.00440d84
pop ecx
mov edx, dword [ebp - 0x58]
lea eax, [ebp - 0x50]
mov ecx, 0x10
call fcn.00402b04
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x441778
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov esi, ecx
test esi, esi
jbe 0x441798
mov ecx, 1
mov ebx, edx
add ebx, ecx
dec ebx
mov bl, byte [ebx]
mov edi, eax
add edi, ecx
dec edi
xor byte [edi], bl
inc ecx
dec esi
jne 0x441786
pop edi
pop esi
pop ebx
ret
Function at 0x4417d0
Capabilities:
Encode data using xor
Encrypt data using tea

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov dword [esp], edx
mov esi, eax
mov eax, dword [esi]
call fcn.0044179c
mov ebx, eax
add esi, 4
mov eax, dword [esi]
call fcn.0044179c
mov esi, eax
xor eax, eax
mov ecx, dword [0x5d07b4]
mov edx, dword [0x5d07b8]
mov dword [esp + 4], edx
mov edx, dword [0x5d07bc]
mov dword [esp + 8], edx
mov edx, dword [0x5d07c0]
mov dword [esp + 0xc], edx
mov edx, 0x20
add eax, 0x9e3779b9
mov edi, esi
shl edi, 4
mov ebp, esi
xor ebp, ecx
add edi, ebp
mov ebp, esi
shr ebp, 5
xor ebp, eax
add edi, ebp
add edi, dword [esp + 4]
add ebx, edi
mov edi, ebx
shl edi, 4
mov ebp, dword [esp + 8]
xor ebp, ebx
add edi, ebp
mov ebp, ebx
shr ebp, 5
xor ebp, eax
add edi, ebp
add edi, dword [esp + 0xc]
add esi, edi
dec edx
jne 0x44181c
mov eax, ebx
call fcn.0044179c
mov edx, dword [esp]
mov dword [edx], eax
mov eax, esi
call fcn.0044179c
mov edx, dword [esp]
add edx, 4
mov dword [edx], eax
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x441880
Capabilities:
Decrypt data using tea
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov dword [esp], edx
mov esi, eax
mov eax, dword [esi]
call fcn.0044179c
mov ebx, eax
add esi, 4
mov eax, dword [esi]
call fcn.0044179c
mov esi, eax
mov eax, 0xc6ef3720
mov ecx, dword [0x5d07b4]
mov edx, dword [0x5d07b8]
mov dword [esp + 4], edx
mov edx, dword [0x5d07bc]
mov dword [esp + 8], edx
mov edx, dword [0x5d07c0]
mov dword [esp + 0xc], edx
mov edx, 0x20
mov edi, ebx
shl edi, 4
mov ebp, dword [esp + 8]
xor ebp, ebx
add edi, ebp
mov ebp, ebx
shr ebp, 5
xor ebp, eax
add edi, ebp
add edi, dword [esp + 0xc]
sub esi, edi
mov edi, esi
shl edi, 4
mov ebp, esi
xor ebp, ecx
add edi, ebp
mov ebp, esi
shr ebp, 5
xor ebp, eax
add edi, ebp
add edi, dword [esp + 4]
sub ebx, edi
sub eax, 0x9e3779b9
dec edx
jne 0x4418cf
mov eax, ebx
call fcn.0044179c
mov edx, dword [esp]
mov dword [edx], eax
mov eax, esi
call fcn.0044179c
mov edx, dword [esp]
add edx, 4
mov dword [edx], eax
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x441b30
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
mov esi, dword [eax]
mov edi, dword [ecx]
mov eax, ebx
mov ecx, 3
xor edx, edx
div ecx
mov dword [ebp - 4], eax
mov dword [ebp - 8], edx
lea ecx, [0x5b5210]
xor eax, eax
xor ebx, ebx
xor edx, edx
cmp dword [ebp - 4], 0
je 0x441b97
lodsw ax, word [esi]
mov bl, al
shr bl, 2
mov dl, byte [ebx + ecx]
mov bh, ah
and bh, 0xf
rol ax, 4
and ax, 0x3f
mov dh, byte [eax + ecx]
mov ax, dx
stosw word es:[edi], ax
lodsb al, byte [esi]
mov bl, al
shr bx, 6
mov dl, byte [ebx + ecx]
and al, 0x3f
xor ah, ah
mov dh, byte [eax + ecx]
mov ax, dx
stosw word es:[edi], ax
dec dword [ebp - 4]
jne 0x441b5d
cmp dword [ebp - 8], 0
je 0x441be7
xor eax, eax
xor ebx, ebx
xor edx, edx
lodsb al, byte [esi]
shl ax, 6
mov bl, ah
mov dl, byte [ebx + ecx]
dec dword [ebp - 8]
je 0x441bd2
shl ax, 2
and ah, 3
lodsb al, byte [esi]
shl ax, 4
mov bl, ah
mov dh, byte [ebx + ecx]
shl edx, 0x10
shr al, 2
mov bl, al
mov dl, byte [ebx + ecx]
mov dh, 0x3d
jmp 0x441be1
shr al, 2
mov bl, al
mov dh, byte [ebx + ecx]
shl edx, 0x10
mov dh, 0x3d
mov dl, 0x3d
mov eax, edx
ror eax, 0x10
stosd dword es:[edi], eax
pop ecx
pop ecx
pop ebp
ret

Function at 0x4578b0
Capabilities:
Get common file path

Disassembly:
push ebx
add esp, 0xfffffefc
mov ebx, eax
push esp
push 0x104
call sub.kernel32.dll_GetTempPathA
mov eax, ebx
mov edx, esp
mov ecx, 0x104
call fcn.00404be0
add esp, 0x104
pop ebx
ret

Function at 0x4590ac
Capabilities:
Get hostname

Disassembly:
push ebx
add esp, 0xfffffefc
mov ebx, eax
mov dword [esp], 0x10
push esp
lea eax, [esp + 8]
push eax
call sub.kernel32.dll_GetComputerNameA
mov eax, ebx
lea edx, [esp + 4]
mov ecx, pe_nt_image_headers32
call fcn.00404be0
add esp, 0x104
pop ebx
ret

Function at 0x4590e0
Capabilities:
Get session user name

Disassembly:
push ebx
add esp, 0xfffffefc
mov ebx, eax
mov dword [esp], pe_nt_image_headers32
push esp
lea eax, [esp + 8]
push eax
call sub.advapi32.dll_GetUserNameA
mov eax, ebx
lea edx, [esp + 4]
mov ecx, pe_nt_image_headers32
call fcn.00404be0
add esp, 0x104
pop ebx
ret
Function at 0x459c30
Capabilities:
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push 0
push 0
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x459d8c
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
mov dword [edi], eax
add esi, 4
call fcn.004577b4
xor edx, edx
push edx
push eax
lea edx, [ebp - 8]
mov eax, 8
call fcn.0040bfac
lea eax, [ebp - 8]
push eax
mov eax, dword [ebp - 4]
xor edx, edx
push edx
push eax
lea edx, [ebp - 0xc]
mov eax, 8
call fcn.0040bfac
mov edx, dword [ebp - 0xc]
pop eax
call fcn.00404c54
mov eax, dword [ebp - 8]
call fcn.00404e44
push eax
push esi
push 0
push 4
push 0
push 0xffffffffffffffff
call sub.kernel32.dll_CreateFileMappingA
mov ebx, eax
test ebx, ebx
je 0x459d71
call sub.kernel32.dll_GetLastError_1
cmp eax, 0xb7
je 0x459cd2
cmp esi, 4
jne 0x459cd2
push ebx
call sub.kernel32.dll_CloseHandle_1
xor ebx, ebx
jmp 0x459d71
call sub.kernel32.dll_GetLastError_1
cmp eax, 0xb7
jne 0x459d53
push 0
push 0
push 0
push 0xf001f
push ebx
call sub.kernel32.dll_MapViewOfFile
mov dword [edi], eax
mov eax, dword [edi]
mov esi, dword [eax]
mov eax, dword [edi]
push eax
call sub.kernel32.dll_UnmapViewOfFile
push ebx
call sub.kernel32.dll_CloseHandle_1
call fcn.004577b4
xor edx, edx
push edx
push eax
lea edx, [ebp - 0x10]
mov eax, 8
call fcn.0040bfac
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp - 4]
xor edx, edx
push edx
push eax
lea edx, [ebp - 0x14]
mov eax, 8
call fcn.0040bfac
mov edx, dword [ebp - 0x14]
pop eax
call fcn.00404c54
mov eax, dword [ebp - 0x10]
call fcn.00404e44
push eax
push esi
push 0
push 4
push 0
push 0xffffffffffffffff
call sub.kernel32.dll_CreateFileMappingA
mov ebx, eax
push 0
push 0
push 0
push 0xf001f
push ebx
call sub.kernel32.dll_MapViewOfFile
mov dword [edi], eax
mov eax, dword [edi]
mov dword [eax], esi
mov eax, dword [edi]
add eax, 4
mov dword [edi], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x459d93
lea eax, [ebp - 0x14]
mov edx, 4
call fcn.0040498c
ret