troldesh | hxxp://cardslive[.]org/ef058d4

General

Target

http://cardslive.org/ef058d4
Sample

240424-1jqxhaaa91

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\README_HOW_TO_UNLOCK.TXT

Ransom Note

YOUR FILE HAS BEEN LOCKED In order to unlock your files, follow the instructions bellow: 1. Download and install Tor Browser 2. After a successful installation, run Tor Browser and wait for its initialization. 3. Type in the address bar: http://zvnvp2rhe3ljwf2m.onion 4. Follow the instructions on the site.

URLs

http://zvnvp2rhe3ljwf2m.onion

Targets

- Target
  
  http://cardslive.org/ef058d4
Score

10^/10

troldesh discovery evasion persistence ransomware trojan upx
- Troldesh, Shade, Encoder.858
  Troldesh is a ransomware spread by malspam.
  ransomware trojan troldesh
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Renames multiple (60) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Disables Task Manager via registry modification
  evasion
- Downloads MZ/PE file
- Executes dropped EXE
- Loads dropped DLL
- Modifies system executable filetype association
  persistence
- Registers COM server for autorun
  persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Drops desktop.ini file(s)
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Checks system information in the registry
  System information is often read in order to detect sandboxing environments.
- Sets desktop wallpaper using registry
  ransomware
behavioral1