joyce8/EMBER2024-capa huggingface dataset:
Function at 0x532bc0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x68
mov eax, dword [esp + 0x78]
push ebx
push esi
cmp eax, 1
push edi
mov dword [esp + 0x14], ecx
jl 0x532de1
cmp eax, 8
jg 0x532de1
cmp dword [esp + 0x8c], 2
jl 0x532de1
mov eax, dword [esp + 0x7c]
mov esi, dword [eax]
mov edi, dword [eax + 4]
mov ecx, dword [eax + 8]
mov dword [esp + 0x6c], ecx
sub ecx, esi
mov ebx, dword [eax + 0xc]
mov dword [esp + 0x7c], ecx
test ecx, ecx
mov dword [esp + 0x70], ebx
jle 0x532de1
sub ebx, edi
test ebx, ebx
mov dword [esp + 0x20], ebx
jle 0x532de1
mov eax, dword [esp + 0x80]
test eax, eax
je 0x532c47
mov edx, dword [eax]
mov dword [esp + 0x44], edx
mov edx, dword [eax + 4]
mov dword [esp + 0x48], edx
mov edx, dword [eax + 8]
mov dword [esp + 0x4c], edx
mov eax, dword [eax + 0xc]
mov dword [esp + 0x50], eax
xor edx, edx
push ebp
test ebx, ebx
mov dword [esp + 0x1c], 1
mov dword [esp + 0x14], edx
jle 0x532dca
mov ebp, dword [fcn.004b74ec]
mov eax, ebx
mov dword [esp + 0x10], 0x32
sub eax, edx
cmp eax, 0x32
jg 0x532c79
mov dword [esp + 0x10], eax
xor eax, eax
test ecx, ecx
jle 0x532db1
mov ebx, dword [esp + 0x10]
add ebx, edx
mov dword [esp + 0x20], ebx
sub ecx, eax
cmp ecx, 0x32
jle 0x532c99
mov ecx, 0x32
lea ebx, [ecx + eax]
mov ecx, dword [esp + 0x20]
push ecx
push ebx
push edx
lea edx, [esp + 0x34]
push eax
push edx
call dword [fcn.004b74cc]
push edi
lea eax, [esp + 0x2c]
push esi
push eax
call ebp
mov eax, dword [esp + 0x84]
test eax, eax
je 0x532cd8
lea ecx, [esp + 0x48]
lea edx, [esp + 0x28]
push ecx
lea eax, [esp + 0x2c]
push edx
push eax
call dword [fcn.004b74d0]
lea ecx, [esp + 0x28]
push ecx
call dword [fcn.004b7520]
test eax, eax
jne 0x532d98
mov eax, dword [esp + 0x2c]
mov edx, dword [esp + 0x28]
mov ecx, dword [esp + 0x30]
mov dword [esp + 0x3c], eax
mov dword [esp + 0x38], edx
mov edx, dword [esp + 0x34]
mov dword [esp + 0x40], ecx
mov eax, edi
mov ecx, esi
mov dword [esp + 0x44], edx
neg eax
neg ecx
push eax
lea edx, [esp + 0x3c]
push ecx
push edx
call ebp
mov edx, dword [esp + 0x40]
mov eax, dword [esp + 0x38]
mov ecx, dword [esp + 0x3c]
mov dword [esp + 0x60], edx
lea edx, [esp + 0x58]
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x44]
push edx
mov edx, dword [esp + 0x94]
mov dword [esp + 0x60], ecx
mov ecx, dword [esp + 0x78]
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x74]
push edx
mov edx, dword [esp + 0x94]
sub ecx, edi
sub eax, esi
push edx
push ecx
mov ecx, dword [esp + 0x28]
push eax
mov eax, dword [esp + 0x9c]
push eax
call fcn.005321d0
cmp eax, 1
jne 0x532dc2
mov ecx, dword [esp + 0x94]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
mov ecx, dword [esp + 0x80]
push edx
push eax
push ecx
mov ecx, dword [esp + 0x28]
call fcn.00532a80
mov ecx, dword [esp + 0x80]
mov edx, dword [esp + 0x14]
mov eax, ebx
cmp eax, ecx
jl 0x532c8d
mov ebx, dword [esp + 0x24]
add edx, dword [esp + 0x10]
cmp edx, ebx
mov dword [esp + 0x14], edx
jge 0x532dca
jmp 0x532c64
mov dword [esp + 0x1c], 0
mov ecx, dword [esp + 0x18]
call fcn.00531dd0
mov eax, dword [esp + 0x1c]
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x68
ret 0x1c
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x68
ret 0x1c
Function at 0x535360
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 0x5354f8
cmp ebp, ebx
jle 0x5354f8
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 0x5353be
dec eax
or eax, 0xfffffff8
inc eax
je 0x5353c5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, 0x80000001
jns 0x5353d4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x5353db
inc edi
mov dword [esp + 0x10], edi
push 0x18
call 0x57e996
add esp, 4
cmp eax, ebx
je 0x5353fc
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 0x57e996
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 0x5354ee
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 0x5354d5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x5354c1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x5354b6
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 0x5354c4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x5354c4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x535460
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 0x535451
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 0x53cbb0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x4b39f8
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.0053d730
lea edx, [esp + 0x18]
push eax
push edx
call dword [fcn.004b749c]
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 [fcn.004b7520]
test eax, eax
je 0x53cc59
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.0053c840
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [fcn.004b74ec]
push edi
lea ecx, [esp + 0x4c]
call 0x585744
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 0x54c060
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [fcn.004b708c]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [fcn.004b754c]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [fcn.004b74d0]
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 0x5857b6
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
Function at 0x53d190
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4b3a20
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x4c
push ebx
push esi
push edi
mov esi, ecx
call fcn.0053ad90
mov ebx, eax
test ebx, ebx
mov dword [esp + 0xc], ebx
jne 0x53d1e9
mov eax, dword [esp + 0x68]
xor ecx, ecx
mov ebx, eax
xor edx, edx
xor esi, esi
xor edi, edi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x4c]
mov dword fs:[0], ecx
add esp, 0x58
ret 0xc
push ebp
mov ecx, ebx
call fcn.005380e0
mov ebp, dword [esp + 0x70]
mov edi, eax
add edi, ebp
mov ecx, ebx
mov dword [esp + 0x28], edi
call fcn.005380d0
mov edx, dword [esp + 0x74]
mov ecx, esi
add eax, edx
mov dword [esp + 0x2c], eax
lea eax, [esp + 0x20]
push eax
call fcn.0053c840
mov ebp, dword [eax]
lea edx, [esp + 0x38]
push edx
mov ecx, dword [eax + 4]
mov eax, dword [esi + 0x1c]
push eax
mov dword [esp + 0x24], ecx
call dword [fcn.004b754c]
push 0
lea ecx, [esp + 0x4c]
call 0x585744
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], 0
call 0x54c060
add esp, 0xc
lea ecx, [esp + 0x48]
push ecx
lea ecx, [esp + 0x18]
call fcn.0053a7f0
mov eax, dword [esp + 0x50]
lea edx, [esp + 0x38]
push 2
push edx
push eax
mov byte [esp + 0x70], 1
call dword [fcn.004b7168]
mov ecx, ebx
call fcn.00538050
mov ebx, eax
mov eax, edi
cmp eax, ebx
jge 0x53d2b4
push edi
mov ecx, esi
call fcn.0053a900
push eax
push ebp
mov ecx, esi
call fcn.0053aac0
cmp eax, dword [esp + 0x40]
jg 0x53d2b0
inc edi
mov ebp, eax
cmp edi, ebx
jl 0x53d28e
mov eax, ebx
jmp 0x53d2ba
cmp edi, ebx
jl 0x53d2b8
mov eax, ebx
jmp 0x53d2ba
mov eax, edi
lea ecx, [eax - 1]
mov eax, dword [esp + 0x28]
cmp eax, ecx
jle 0x53d2cb
mov dword [esp + 0x30], eax
jmp 0x53d2d6
cmp edi, ebx
jl 0x53d2d1
mov edi, ebx
dec edi
mov dword [esp + 0x30], edi
mov ecx, dword [esp + 0x10]
mov ebx, dword [esp + 0x1c]
call fcn.00538010
mov ebp, eax
mov eax, dword [esp + 0x2c]
cmp eax, ebp
mov edi, eax
jge 0x53d31d
push edi
mov ecx, esi
call fcn.0053a820
push eax
push ebx
mov ecx, esi
call fcn.0053abf0
cmp eax, dword [esp + 0x44]
jg 0x53d315
inc edi
mov ebx, eax
cmp edi, ebp
jl 0x53d2ef
mov eax, dword [esp + 0x2c]
mov ecx, ebp
jmp 0x53d327
cmp edi, ebp
jl 0x53d321
mov eax, dword [esp + 0x2c]
mov ecx, ebp
jmp 0x53d327
mov eax, dword [esp + 0x2c]
mov ecx, edi
dec ecx
cmp eax, ecx
jle 0x53d330
mov ecx, eax
jmp 0x53d339
cmp edi, ebp
jl 0x53d336
mov edi, ebp
lea ecx, [edi - 1]
mov esi, dword [esp + 0x6c]
mov edi, dword [esp + 0x28]
mov edx, esi
mov dword [edx], edi
mov dword [edx + 4], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x14]
call fcn.0053a810
lea ecx, [esp + 0x48]
mov dword [esp + 0x64], 0xffffffff
call 0x5857b6
mov ecx, dword [esp + 0x5c]
pop ebp
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x58
ret 0xc
Function at 0x543270
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4b3ed8
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x5432a9
inc eax
mov dword [esi + 0x10], eax
jmp 0x5433bc
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x5432bd
mov eax, 0xffffffc7
jmp 0x5433be
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x5432ce
cmp dword [esi + 8], eax
jne 0x5432bd
cmp dword [esi + 8], eax
jne 0x5432e7
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x5432e7
mov eax, 0xffffffc7
jmp 0x5433be
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x5432fb
push eax
mov ecx, ebx
call fcn.00542aa0
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.0050e680
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x54332c
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.0050e6a0
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.00542210
test eax, eax
mov dword [esp + 0x38], eax
je 0x54335f
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x4e79a8
call fcn.0050e880
mov eax, dword [esp + 0x38]
jmp 0x5433be
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.005430d0
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x5433a3
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.005430f0
mov esi, eax
test esi, esi
jne 0x5433d3
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.005430d0
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x543375
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x4e79a8
call fcn.0050e880
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x4e79a8
call fcn.0050e880
mov eax, esi
jmp 0x5433be
Function at 0x41ba50
Capabilities:
Terminate thread

Disassembly:
push esi
mov esi, ecx
push edi
xor edi, edi
mov eax, dword [esi + 0x6288]
test eax, eax
jle 0x41ba90
push ebx
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_TerminateThread]
xor ebx, ebx
mov eax, dword [esi + 0x6284]
push 0
mov ecx, dword [ebx + eax]
push ecx
call ebp
mov eax, dword [esi + 0x6288]
inc edi
add ebx, 0x19c
cmp edi, eax
jl 0x41ba6a
pop ebp
pop ebx
pop edi
xor eax, eax
pop esi
ret
pop edi
xor eax, eax
pop esi
ret

Function at 0x41baa0
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
ret

Function at 0x41d570
Capabilities:
Write file on windows

Disassembly:
mov al, byte [esp + 4]
sub esp, 0x20
test al, al
push esi
je 0x41d5fb
mov eax, dword [esp + 0x2c]
push 0x42c4b8
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x41d5fb
lea ecx, [esp + 0x28]
push edi
push ecx
call dword [sym.imp.MSVCRT.dll_time]
lea edx, [esp + 0x30]
push edx
call dword [sym.imp.MSVCRT.dll_ctime]
add esp, 8
push eax
lea eax, [esp + 0xc]
push 0x429b74
push eax
call dword [sym.imp.MSVCRT.dll_sprintf]
push esi
push 0x19
lea ecx, [esp + 0x1c]
push 1
push ecx
mov byte [esp + 0x3c], 0x20
mov byte [esp + 0x3d], 0
call dword [sym.imp.MSVCRT.dll_fwrite]
mov edx, dword [esp + 0x50]
mov edi, dword [sym.imp.MSVCRT.dll_fputs]
push esi
push edx
call edi
push esi
push 0x42c4b4
call edi
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
add esp, 0x30
pop edi
pop esi
add esp, 0x20
ret
Function at 0x41d620
Capabilities:
Create directory
Delete file

Disassembly:
mov eax, dword [esp + 0x10]
mov ecx, dword [esp + 8]
sub esp, 0x800
lea edx, [esp + 0x400]
push ebx
mov ebx, dword [sym.imp.MSVCRT.dll_sprintf]
push ebp
push esi
push edi
push eax
push ecx
push str._s:_ld__
push edx
call ebx
mov esi, dword [esp + 0x824]
lea eax, [esp + 0x420]
push eax
mov ecx, dword [esi]
lea edi, [esi + 0x106d]
push edi
mov dl, byte [ecx + 0x4c47]
push edx
call fcn.0041d570
mov eax, dword [esp + 0x840]
mov ecx, dword [esp + 0x838]
push eax
push ecx
call fcn.004169d0
mov ebp, eax
add esp, 0x24
test ebp, ebp
jge 0x41d6c2
lea edx, [esp + 0x410]
push str.FAILED
push edx
call ebx
mov ecx, dword [esi]
lea eax, [esp + 0x418]
push eax
push edi
mov dl, byte [ecx + 0x4c47]
push edx
call fcn.0041d570
add esp, 0x14
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x800
ret
mov eax, dword [esi]
mov cl, byte [eax + 0x4c47]
test cl, cl
je 0x41d76f
mov al, byte [esp + 0x828]
test al, al
jne 0x41d76f
lea edi, [esi + 0x116d]
lea ecx, [esp + 0x210]
push edi
push str._sdebug
push ecx
call ebx
push edi
call dword [sym.imp.MSVCRT.dll__chdir]
lea edx, [esp + 0x220]
push 0
push edx
call dword [sym.imp.MSVCRT.dll__access]
add esp, 0x18
test eax, eax
je 0x41d723
push str.debug
call dword [sym.imp.MSVCRT.dll__mkdir]
add esp, 4
mov eax, dword [esp + 0x818]
mov ecx, dword [esi + 4]
push eax
lea edx, [esp + 0x214]
push ecx
push edx
lea eax, [esp + 0x1c]
push str._s_d__s.txt
push eax
call ebx
add esp, 0x14
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov edx, dword [esp + 0x824]
mov ecx, dword [esi]
push edx
lea eax, [esp + 0x14]
mov dl, byte [ecx + 0x4c47]
push eax
push edx
call fcn.0041d570
add esp, 0xc
pop edi
mov eax, ebp
pop esi
pop ebp
pop ebx
add esp, 0x800
ret
Function at 0x4208c0
Capabilities:
Connect socket
Resolve dns
Set socket configuration

Disassembly:
sub esp, 8
push esi
mov esi, dword [esp + 0x10]
push edi
xor edi, edi
cmp esi, edi
mov dword [esp + 8], 0xafc8
mov dword [esp + 0xc], edi
je 0x420909
mov ecx, dword [esi + 0x14]
cmp ecx, edi
je 0x420909
cmp dword [esi], edi
jne 0x420941
mov eax, dword [esi + 0x18]
cmp eax, edi
je 0x4208f0
push eax
jmp 0x4208f1
push ecx
call dword [sym.imp.WS2_32.dll_gethostbyname]
cmp eax, edi
mov dword [esi], eax
jne 0x420912
mov dword [esi + 0x24], edi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [esi + 0x28], eax
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov eax, dword [esi + 0x18]
mov word [esi + 4], 2
cmp eax, edi
je 0x420926
mov ax, word [esi + 0x22]
push eax
jmp 0x42092b
mov cx, word [esi + 0x20]
push ecx
call dword [sym.imp.WS2_32.dll_htons]
mov edx, dword [esi]
mov word [esi + 6], ax
mov eax, dword [edx + 0xc]
mov ecx, dword [eax]
mov edx, dword [ecx]
mov dword [esi + 8], edx
push edi
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, edi
mov dword [esi + 0x1c], eax
jge 0x42096e
mov dword [esi + 0x24], 1
call dword [sym.imp.MSVCRT.dll__errno]
mov eax, dword [eax]
pop edi
mov dword [esi + 0x28], eax
or eax, 0xffffffff
pop esi
add esp, 8
ret
lea ecx, [esi + 4]
push 0x10
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
test eax, eax
jge 0x42099a
mov dword [esi + 0x24], 1
call dword [sym.imp.MSVCRT.dll__errno]
mov edx, dword [eax]
pop edi
mov dword [esi + 0x28], edx
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov ecx, dword [esi + 0x1c]
mov edi, dword [sym.imp.WS2_32.dll_setsockopt]
lea eax, [esp + 8]
push 8
push eax
push 0x1006
push 0xffff
push ecx
call edi
mov eax, dword [esi + 0x1c]
lea edx, [esp + 8]
push 8
push edx
push 0x1005
push 0xffff
push eax
call edi
pop edi
xor eax, eax
pop esi
add esp, 8
ret
Function at 0x420b40
Capabilities:
Receive data
Receive data on socket

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov eax, dword [esi + 0x40]
test eax, eax
jne 0x420b5a
mov eax, dword [esi + 0x44]
mov dword [esi + 0x3c], 0
mov dword [esi + 0x40], eax
mov edi, dword [esi + 0x40]
push esi
call fcn.00420d70
add esp, 4
cmp eax, edi
jge 0x420b8b
mov ecx, dword [esi + 0x34]
mov edx, dword [esi + 0x30]
add ecx, edi
push ecx
push edx
call dword [sym.imp.MSVCRT.dll_realloc]
mov edi, dword [esi + 0x40]
mov dword [esi + 0x30], eax
mov eax, dword [esi + 0x34]
add esp, 8
add eax, edi
mov dword [esi + 0x34], eax
mov eax, dword [esi + 0x44]
cmp edi, eax
jle 0x420b94
mov edi, eax
mov eax, dword [esi + 0x30]
mov ecx, dword [esi + 0x38]
push 0
add eax, ecx
mov ecx, dword [esi + 0x1c]
push edi
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
mov dword [esi + 0x48], eax
jge 0x420bea
call dword [sym.imp.MSVCRT.dll__errno]
cmp dword [eax], 4
jne 0x420be4
xor eax, eax
mov edi, dword [esi + 0x40]
mov edx, dword [esi + 0x3c]
sub edi, eax
add edx, eax
mov dword [esi + 0x40], edi
mov ecx, edi
mov edi, dword [esi + 0x38]
mov dword [esi + 0x3c], edx
add edi, eax
mov eax, ecx
neg eax
mov dword [esi + 0x38], edi
pop edi
sbb eax, eax
pop esi
add eax, 2
ret
pop edi
or eax, 0xffffffff
pop esi
ret
jne 0x420bbe
pop edi
mov eax, 2
pop esi
ret

Function at 0x420c00
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x40]
test eax, eax
jne 0x420c19
mov eax, dword [esi + 0x38]
mov dword [esi + 0x3c], 0
mov dword [esi + 0x40], eax
mov ecx, dword [esi + 0x40]
mov edx, dword [esi + 0x30]
mov eax, dword [esi + 0x1c]
push 0
push ecx
mov ecx, dword [esi + 0x3c]
add edx, ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
mov dword [esi + 0x48], eax
jg 0x420c4f
call dword [sym.imp.MSVCRT.dll__errno]
mov eax, dword [eax]
pop esi
sub eax, 4
neg eax
sbb eax, eax
and al, 0xfd
add eax, 2
ret
mov ecx, dword [esi + 0x40]
mov edx, dword [esi + 0x3c]
sub ecx, eax
add edx, eax
mov eax, ecx
mov dword [esi + 0x40], ecx
neg eax
sbb eax, eax
mov dword [esi + 0x3c], edx
add eax, 2
pop esi
ret
Function at 0x932f2f
Capabilities:
Encrypt data using aes

Disassembly:
lea esp, [esp + 0x1b]
lea esp, [esp + 1]
jmp 0x95fee4
lea ecx, [eax - 1]
mov dword [ebp - 4], ecx
mov ecx, ebp
jmp 0x95fef4
lea esp, [esp + 8]
cmp eax, 1
jle 0x932f9e
cmc
jmp 0x95fecb
mov ecx, 0xff
jmp 0x932f77

Function at 0x94a9e1
Capabilities:
Encode data using xor

Disassembly:
push esp
lea esp, [esp + 8]
jmp 0x934d7f

Function at 0x95f484
Capabilities:
Encrypt data using aes

Disassembly:
lea esp, [esp + 4]
mov esi, 0xff
jmp 0x95f451
mov eax, edx
shr eax, 0x10
bsr bp, bp
jmp 0x95f42b
and eax, esi
shr ebx, 5
mov di, 0xcdf9
mov ebx, 0xcf326e12
jmp 0x95f4a9
stc
mov dword [ecx + 0xc], edx
xchg edi, ebx
mov si, cx
jmp 0x95f446
setnp al
jmp 0x95f46a
mov edi, 0xcb0c370e
call fcn.0095f59c
mov eax, dword [eax*4 + reloc.RASAPI32.dll_RasHangUpA]
xor eax, 0x1000000
sub esp, 0x10
mov di, si
jmp 0x95f489

Function at 0x9601c3
Capabilities:
Encrypt data using aes

Disassembly:
lea esp, [esp + 0x10]
movzx ebx, byte [esi + 9]
call fcn.00960190
cwde
pop ds
invalid
and ebx, ecx
lea esp, [esp + 0xc]
xor edi, dword [ebx*4 + reloc.RASAPI32.dll_RasHangUpA]
sub esp, 0x10
jmp 0x960164
sub esp, 0xa
lea esp, [esp + 2]
jmp 0x96017e
mov dword [esp], ebp
mov word [esp], di
mov ebx, dword [ebx*4 + reloc.RASAPI32.dll_RasHangUpA]
jmp 0x9601a8

Function at 0x9602c2
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
add esp, 3
lea esp, [esp + 1]
mov edi, dword [edi*4 + reloc.RASAPI32.dll_RasHangUpA]
clc
jmp 0x9602f4