GSocket Backdoor Delivered Through Bash Script, (Fri, Mar 20th)

2026-03-21T19:23:47Zed547cc39fbf9449824501cf5c883ae7cdbaf8334ab9a2f93204edeea6ee66f6
64.89.161.198DShieldGSocketadminerbackdoorbashcowriehoneypotipv4-mapped-ipv6iranbotmalicious-scriptphpmyadminproxy-abusescanstelnet

What happened

SANS ISC diary entries (Mar 16–20, 2026) report discovery of a malicious Bash installer that deploys a GSocket backdoor (delivery vector unknown). Honeypot/cowrie data show scanning and compromise activity including a Telnet successful login and an embedded marker string (“MAGIC_PAYLOAD_KILLER_HERE_OR_LEAVE_EMPTY_iranbot_was_here”) observed from IP 64.89.161.198. Additional activity includes wide scans for adminer/phpMyAdmin, /proxy/ URL abuse (including host‑header and IP-in-URL techniques) and use of IPv4-mapped IPv6 addresses to potentially obfuscate attacker source addresses. Recommend tri

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
sans_isc_diary
Record identifier
ed547cc39fbf9449824501cf5c883ae7cdbaf8334ab9a2f93204edeea6ee66f6
Enrichment time
2026-03-21T19:23:47Z
AI-assisted enrichment
Yes

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