Malware
263

Malvuln Babuk Ransomware






Edited  24-Jan-2022 07:37:34



Ransomware Builder Babuk Insecure Permissions


Ransomware Builder Babuk malware suffers from an insecure permissions vulnerability.

Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source: https://malvuln.com/advisory/5dfa998f62612e10d5d28d26948dd50f.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Ransomware Builder Babuk
Vulnerability: Insecure Permissions
Description: The malware creates directorys with insecure permissions when write to c:\ drive, granting change (C) permissions to the authenticated user group. Standard users can rename the executable dropped by the malware to disable it or replace it with their own executable. Then wait for a privileged user to logon to the infected machine to potentially escalate privileges.
Type: PE32
MD5: 5dfa998f62612e10d5d28d26948dd50f
Vuln ID: MVID-2022-0461
Disclosure: 01/19/2022


Exploit/PoC:
C:\>builder.exe
Usage: builder.exe FolderName

C:\>builder.exe c:\hate
Creating folder 'c:\hate'
curve25519 keys generated.
"c:\hate\e_win.exe" written!
"c:\hate\d_win.exe" written!
"c:\hate\e_esxi.out" written!
"c:\hate\d_esxi.out" written!
"c:\hate\e_nas_x86.out" written!
"c:\hate\d_nas_x86.out" written!
"c:\hate\e_nas_arm.out" written!
"c:\hate\d_nas_arm.out" written!
"c:\hate\kp.curve25519" written!
"c:\hate\ks.curve25519" written!
Press any key to continue . . .

C:\>cacls \hate
C:\hate BUILTIN\Administrators:(OI)(CI)(ID)F
        NT AUTHORITY\SYSTEM:(OI)(CI)(ID)F
        BUILTIN\Users:(OI)(CI)(ID)R
        NT AUTHORITY\Authenticated Users:(ID)C
        NT AUTHORITY\Authenticated Users:(OI)(CI)(IO)(ID)C


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).

DISCUSSION
Nothing comment here :(
Login for comment and discussion.
Login Here
Sponsored

Oppss... No sponsors yet

Popular Posts
Complete Basic Course in Kali...
Djie sam soe Djie sam soe
Linux
12476
2
Top

Gps Tracker Seccodeid Free Too...
Djie sam soe Djie sam soe
General
7356
167
Top

Free Proxy List
Sandidi Sandidi
Networking
3163
3
Top

Mass Reverse IP Unlimited
ImamWawe ImamWawe
Tools Hacking
2566
12
Top

Xampp msyql error cant running
Karno si kribo Karno si kribo
Web Development
1769
25
Top

Related Post

Youtube Video

Subscribe