Trojan.Encoder.41868
Trojan.Encoder.41868 is an encoder trojan/ransomware family tracked by Dr.Web. It was identified as one of the notable encoder trojans affecting users in late 2025 and Q1 2026, alongside Trojan.Encoder.35534 and Trojan.Encoder.29750. Dr.Web reported that users affected by encoder trojans most often encountered this family in Q4 2025 and Q1 2026; in Q4 2025 it accounted for 4.21% of user decryption requests. One report explicitly states that artifacts indicate the hacker group C77L was involved in its creation. The provided content does not include technical details on its encryption routine, propagation vector, platform specifics, targeted industries, or concrete indicators of compromise beyond the family name itself.
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Recent activity
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
File-encrypting trojan (encoder) listed among the primary ransomware threats seen in Q1 2026.
Ransomware/encoder family whose artifacts suggest involvement by the C77L hacker group.
Ransomware that encrypts files and demands payment for decryption.
The version that knows your environment.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.