Ransom.Linux.BIBI.A
Win32:Bibi-A [Wpr] (AVAST), UDS:Trojan-Ransom.Linux.Agent.a (KASPERSKY)
Linux
Threat Type: Ransomware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It encrypts files found in specific folders. It avoids encrypting files with the following file extensions.
TECHNICAL DETAILS
1,182,816 bytes
ELF
No
03 Nov 2023
Encrypts files, Displays message/message boxes
Arrival Details
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other Details
This Ransomware does the following:
- It displays the following on the terminal when executed:
It accepts the following parameters:
- /{Specific path to encrypt}
Ransomware Routine
This Ransomware encrypts files found in the following folders:
- Home directory ← Default
It appends the following extension to the file name of the encrypted files:
- {Random Characters}.BIBI{Number}
It avoids encrypting files with the following file extensions:
- .so
- .out
SOLUTION
9.800
18.830.02
20 Nov 2023
18.831.00
21 Nov 2023
Step 1
Scan your computer with your Trend Micro product to delete files detected as Ransom.Linux.BIBI.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:
Step 2
Restore encrypted files from backup.
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