trigona Ransomware
Tracked since Apr 17, 2023
0
victims recorded
0
in the last 30 days
0
CVEs
—
Last activity
According to PCrisk, Trigona is ransomware that encrypts files and appends the ._locked extension to filenames. Also, it drops the how_to_decrypt.hta file that opens a ransom note. An example of how Trigona renames files: it renames 1.jpg to 1.jpg._locked, 2.png to 2.png._locked, and so forth.It embeds the encrypted decryption key, the campaign ID, and the victim ID in the encrypted files.
Vulnerabilities cited for this group
CVEs associated with the group by ransomware.live. Records not yet published here appear without a link.
No CVE associated with this group in the sources.
Tactics and techniques (MITRE ATT&CK)
Initial Access
T1190 Exploit Public-Facing Application Persistence
T1547.001 Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder Defense Evasion
T1036.005 Masquerading: Match Legitimate Name or LocationT1140 Deobfuscate/Decode Files or InformationT1218.005 System Binary Proxy Execution: MshtaT1497.003 Virtualization/Sandbox Evasion: Time Based Checks Credential Access
T1110 Brute Force Discovery
T1033 System Owner/User DiscoveryT1083 File and Directory DiscoveryT1135 Network Share Discovery Impact
T1485 Data DestructionT1486 Data Encrypted for ImpactT1529 System Shutdown/Reboot Observed tools
Credential Theft
Mimikatz
Discovery Enum
Advanced Port Scanner · SoftPerfect NetScan
Exfiltration
MEGA · RClone
Offsec
Cobalt Strike
RMM-Tools
AnyDesk · LogMeIn · ScreenConnect · Splashtop · TeamViewer
Victims posted on leak sites, according to ransomware.live. Victim names are not displayed. · View on ransomware.live