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Rhysida Ransomware: Multi-Tiered Infrastructure and Early Detection Analysis

Oct. 10, 2024, 8:43 a.m.

Description

Insikt Group unveiled Rhysida's complex infrastructure, comprising typo-squatted domains for SEO poisoning, payload servers, CleanUpLoader C2 infrastructure, and higher-tier components including an admin panel and Zabbix monitoring server. This multi-tiered setup enables early victim identification, averaging 30 days before their appearance on extortion sites. CleanUpLoader, a backdoor associated with Rhysida, is often distributed as fake software installers for popular applications, signed with valid digital certificates. The analysis demonstrates the potential for early ransomware activity detection using network intelligence, applicable to various ransomware groups with detectable infrastructure.

Date

Published: Oct. 10, 2024, 8:17 a.m.

Created: Oct. 10, 2024, 8:17 a.m.

Modified: Oct. 10, 2024, 8:43 a.m.

Indicators

fd22df004b61809b110c6b4cbc9ddeb6df31edaa1f889ed501b4d516869e1efb

f066cff7172a39cf7910142687ec877f428b4a352e16077a2fea712c525e932c

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d4e4deab561d478084ac29751e5073de9b7ffd55fa8b408c5c76fedd3fe02f6c

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bd5a37a8d2cdc44d60e5f550eb02e84fe41e380c341c404a4ffb71f9fc057e4a

bb07c89e9eb29817ca8a70f7c9430d5f4ad82eb525472abe8bad1b161a702584

ae939063c8f4ed91848fbdeff3ac98c17b404649706d7a3805c05e686b2e478c

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47975a0d9299ba46e2f313c6bc9a47a760c3243509660b9edb83ffbd47e3a98b

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0cace05e3f256ad430fa6e5b42763c977f3b6e19b6a4e18e717a9c209cf2ddc1

0b2fc17409949fead98cac2eeb41442dc394225b8b4025c4f6101b73b515d09b

094b9b61f910f45b9896d249e18eec653370da3e80a05f7a86cef57170340f87

0851fd5671640a9acaf688e2886570759364135915f272d4ff7946fe001b3f4c

077f1659add338e217216acd6f284634977c507f5e2df5ac0e08bcadaef8fd64

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05ab428fc0b171957e9144351a7480cfea2f617f20dd23c145736bd0a22eb041

cfc2fe7236da1609b0db1b2981ca318bfd5fbbb65c945b5f26df26d9f948cbb4

9601f3921c2cd270b6da0ba265c06bae94fd7d4dc512e8cb82718eaa24accc43

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574c70e84ecdad901385a1ebf38f2ee74c446034e97c33949b52f3a2fddcd822

a864282fea5a536510ae86c77ce46f7827687783628e4f2ceb5bf2c41b8cd3c6

67.217.228.171

67.217.228.136

67.217.228.11

64.95.13.98

64.95.13.77

64.94.84.61

45.66.248.78

51.195.232.46

45.61.136.85

45.61.136.244

45.61.136.48

216.245.184.129

213.109.202.161

206.71.149.46

193.149.190.10

162.33.179.46

162.33.179.222

162.33.178.137

162.33.178.83

162.19.237.181

149.248.78.182

141.255.166.66

139.99.221.140

206.166.251.114

149.248.79.62

64.95.10.243

91.240.118.215

siskollew@onionmail.org

kimigleason@onionmail.org

estelaosinski@onionmail.org

zoom-video.org

webex-up.com

time-check-broker.com

postmastersoriginals.com

pixalate.us

ns-client.net

nnlcrosaftteams-download.pro

microssoft-teams.com

microsoftt-teams.com

microsoftt-teams-download.com

metalforthecoredream.com

itisthebestforyou.eu

heartwithinadream.com

gang-force.com

firscountryours.eu

docsfromthewest.com

crystal-maker.com

crystalmaker.pro

codeforprofessionalusers.com

buydotclearlynet.com

backuppingplanseasy.com

auttodessk.com

autosdesk.net

aut0deskk.com

whereverhomebe.com

prodfindfeatures.com

micrsoft-teams-download.com

yourserenahelpcustom.uk

supfoundrysettlers.us

retdirectyourman.eu

lakeshorehomebuilders.com

basiconlineincome.com

Attack Patterns

PortStarter

ChrGetPdsi

CleanUpLoader

Rhysida

Rhysida

T1583.001

T1588.004

T1587.001

T1583.004

T1078.003

T1053.005

T1583.003

T1059.001

T1566.002

T1204.002

T1486

T1203

T1041

T1068