Discovery / credits: Malvuln - malvuln.com (c) 2021 Original source: https://malvuln.com/advisory/e85a1028a52fcc723353a236ada54fee.txt Contact: malvuln13@gmail.com Media: twitter.com/malvuln Threat: Backdoor.Win32.Agent.cy Vulnerability: Weak Hardcoded Credentials Description: The malware listens on TCP port 1111, drops an executable named "Spoolsw.exe" under SysWOW64 dir that runs with SYSTEM integrity. The password "TrFsB-RuleZ" is stored in plaintext and can be easily found running strings util against the malware executable. Type: PE32 MD5: e85a1028a52fcc723353a236ada54fee Vuln ID: MVID-2021-0207 Dropped files: Spoolsw.exe, namafileyangditerima.txt, namafileyangdikirim.txt Disclosure: 05/14/2021 Exploit/PoC: nc64.exe MALWARE_INFECTED_HOST 1111 TrFsB-RuleZ OK, PASSWORT aktzeptiert , Tritt ein , bring Gl "OK, PASSWORD accepted, come in, bring Eq" We also find: "= Wunder Portal = = Right to Copy 2004 bY Nice Guy =" 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) Malvuln.com (TM).