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Date: Mon, 21 Mar 2022 20:52:40 -0400
From: malvuln <>
Subject: [FD] Backdoor.Win32.BirdSpy.b / Weak Hardcoded Credentials

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

Threat: Backdoor.Win32.BirdSpy.b
Vulnerability: Weak Hardcoded Credentials
Family: BirdSpy
Type: PE32
MD5: eba3dd81723ddf33621fd85ded577920
Vuln ID: MVID-2022-0523
Dropped files: WinSock.exe
Disclosure: 03/21/2022
Description: The malware listens on TCP port 50829. Authentication is
required, however the password "ccbird" is weak and hardcoded in the PE

00401E0E                 mov     esi, offset Data ; "ccbird"
00401E13                 push    0               ; flags
00401E15                 push    esi             ; Str

Built-in commands:
byby "kill the malware"
delp "terminate process"
exec "shellexecute pgm"
dlog HATE "send a message"
getd  "get drives"
regw "write to registry"

nc64.exe x.x.x.x 50829
pwok Welcome to Januse's BirdSPY
msgeSystem: Windows NT
System Info:''Januse0128
Januse0128dlog HATE
BirdSPY Release version JanuseChiu

Disclaimer: The information contained within this advisory is supplied
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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).
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