From Russia with a 71': Uncovering Gamaredon's Fast Flux Infrastructure

    Date: 04/07/2025

    Severity: High 

    Summary

    Gamaredon—also known as Primitive Bear, Actinium, or Shuckworm—is a Russian Advanced Persistent Threat (APT) group active since at least 2013. While historically targeting the US and Indian Subcontinent, their recent focus has shifted toward Ukraine, including attacks on Western government entities. Unlike typical hit-and-run APT operations, Gamaredon conducts persistent, highly obfuscated, and notably aggressive campaigns. Their tactics reflect a bold and sustained approach uncommon among other threat actors.

    Indicators of Compromise (IOC) List

    Domain\URL :

    http://encyclopedia83.samiseto.ru/home-pc/registry/amiable/prick/sorry.83glf

    http://relation46.samiseto.ru/desktop-uvhg99d/percy.46rra

    amalsa.ru

    ayrympo.ru

    bromumo.ru

    caccabius.ru

    dedspac.ru

    encyclopedia83.samiseto.ru

    erinaceuso.ru

    madzhidgo.ru

    quyenzo.ru

    relation46.samiseto.ru

    samiseto.ru

    ulitron.ru

    IP Address : 

    141.98.233.103

    141.98.233.109

    46.29.234.119

    5.44.42.154

    Gurucul Threat Detection and Incident Response (TDIR) Queries for Detection

    Domain\URL  :

    domainname like "erinaceuso.ru" or url like "erinaceuso.ru" or siteurl like "erinaceuso.ru" or domainname like "http://relation46.samiseto.ru/desktop-uvhg99d/percy.46rra" or url like "http://relation46.samiseto.ru/desktop-uvhg99d/percy.46rra" or siteurl like "http://relation46.samiseto.ru/desktop-uvhg99d/percy.46rra" or domainname like "bromumo.ru" or url like "bromumo.ru" or siteurl like "bromumo.ru" or domainname like "amalsa.ru" or url like "amalsa.ru" or siteurl like "amalsa.ru" or domainname like "quyenzo.ru" or url like "quyenzo.ru" or siteurl like "quyenzo.ru" or domainname like "caccabius.ru" or url like "caccabius.ru" or siteurl like "caccabius.ru" or domainname like "http://encyclopedia83.samiseto.ru/home-pc/registry/amiable/prick/sorry.83glf" or url like "http://encyclopedia83.samiseto.ru/home-pc/registry/amiable/prick/sorry.83glf" or siteurl like "http://encyclopedia83.samiseto.ru/home-pc/registry/amiable/prick/sorry.83glf" or domainname like "ayrympo.ru" or url like "ayrympo.ru" or siteurl like "ayrympo.ru" or domainname like "relation46.samiseto.ru" or url like "relation46.samiseto.ru" or siteurl like "relation46.samiseto.ru" or domainname like "madzhidgo.ru" or url like "madzhidgo.ru" or siteurl like "madzhidgo.ru" or domainname like "ulitron.ru" or url like "ulitron.ru" or siteurl like "ulitron.ru" or domainname like "dedspac.ru" or url like "dedspac.ru" or siteurl like "dedspac.ru" or domainname like "encyclopedia83.samiseto.ru" or url like "encyclopedia83.samiseto.ru" or siteurl like "encyclopedia83.samiseto.ru" or domainname like "samiseto.ru" or url like "samiseto.ru" or siteurl like "samiseto.ru" 

    IP Address :

    dstipaddress IN ("141.98.233.103","141.98.233.109","46.29.234.119","5.44.42.154") or srcipaddress IN ("141.98.233.103","141.98.233.109","46.29.234.119","5.44.42.154")

    Reference:    

    https://www.silentpush.com/blog/from-russia-with-a-71/


    Tags

    MalwareGamaredonAPTPrimitive BearActiniumShuckwormRussiaUnited StatesIndiaUkraineGovernment Services and Facilities

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