General
- Target https://github.com/Da2dalus/The-MALWARE-Repo
- Sample260125-r5k4psex3h
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win11-20251229-en
Malware Config
Targets
-
- Target https://github.com/Da2dalus/The-MALWARE-Repo
Chimera
Ransomware which infects local and network files, often distributed via Dropbox links.
Chimera family
Modifies visibility of hidden/system files in Explorer
Renames multiple (3273) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
Drops desktop.ini file(s)
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1