Ransomware Intelligence

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clop Ransomware Group

Ransomware group profile

374Victims
RussiaSource country
150Impact score
Also Known As
Cl0p

Description

Clop is a sophisticated ransomware group that targets organizations worldwide by exploiting vulnerabilities and using double extortion tactics. They infiltrate networks, exfiltrate sensitive data, and deploy ransomware, resulting in significant financial and operational damage. The group has gained notoriety for focusing on large enterprises and critical infrastructure.

Key insights

  • •Clop employs double extortion tactics, exfiltrating data before encrypting it to pressure victims into paying.
  • •They exploit vulnerabilities in Managed File Transfer (MFT) solutions, such as Accellion FTA and Fortra's GoAnywhere MFT.
  • •The group often targets large enterprises and has been linked to critical infrastructure attacks.
  • •Clop uses a multi-layered extortion model, sometimes bypassing encryption to focus on data theft.
  • •They are known for their sophisticated phishing campaigns and use of various malware strains.
  • •Clop has been observed increasing their ransom demands and targeting supply chain operations.

Threat Level & Status Breakdown

For clop · Based on incidents in selected period

2.2threat level
Aggressiveness5/ 10
Lethality0/ 10
Criticality1.4/ 10

Status Breakdown

Claimed100.0%374
First seenOct 2025
Last seenSep 2026
Avg ransom—
Payment rate—
Statusactive
Sophistication0
Last updatedOct 6, 2026

Recent activity

Monthly attack count for clop in the selected period

374Total attacks
101peak in Nov
37.4avg / month
↑ 63 vs first month
OctNovDecJanFebMarAprJulAugSep0306090120

Intelligence

IOCs, YARA/Sigma rules, and related families for clop

  1. 31e0439e6ef1dd29c0db6d96bac59446
  2. 46b02cc186b85e11c3d59790c3a0bfd2ae1f82a5
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  33. a53a9ca8a074c7108f8412c3f8c1fc5d
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  36. a85d9d2a3913011cd282abc7d9711b2346c23899
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  38. 417ad60624345ef85e648038e18902ab
  39. 555964b2fed3cced4c75a383dd4b3cf02776dae224f4848dcc03510b1de4dbf4
  40. 6a93e618e467ed13f98819172e24fffa
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  42. 2413b5d0750c23b07999ec33a5b4930be224b661aaf290a0118db803f31acbc5
  43. 7eec7d07587112777016e5742c0d002d7e64a3e1fe7bde82fed8f65e3663456a
  44. dd2f458a29b666bbfe5a5dbf6a36c906d0140e0ae15b599e8b4da1863e7e41ff
  45. e1c371c7c39c16d208bcbaa5b5d0714df696e6ef68b95a880673a904527c8b96
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  47. 7890b116d13a52efe696ce1e2c0ed83029775cf4bea836ce551e71d222ee116f
  48. 33d8eabbf428fef8c5cd50b440ee3d07
  49. e31cc32a226ed740dbafc838ac4fe9eaeb12955b
  50. b85586f95412bc69f3dceb0539f27c79c74e318b249554f0eace45f3f073c039
  51. 6c3b2558fc8cfcb2751437b6e5cdeb6f
  52. 0fbc1e37240994205af36c3ff1a20b7ba544cebd87d6a4b34d35e37d69a82559
  53. 76f860a0e238231c2ac262901ce447e83d840e16fca52018293c6cf611a6807e
  54. 3104efb23ea174ac5eda9f5fd0e8c077
  55. 04bae0045b86456d6000378a2e37d58b1fa617101543ad23bcec862300b87be3
  56. 05c99f2c1a218ce4a985fd03a3a510c2eaf08ef4772f93ef4f2d5da6cd9b86a1
  57. 0e0a647b3156d430cd70ad5a430277dc99014d069940a64d9db1ecd60ca00467
  58. 1105a3050e6c842fb9411d4f21fd6fdb119861c15f7743e244180a4e64b19b83
  59. 1f568c2eaa8325bf7afcf7a90f9595f8b601a085769a44c4ffa1cdfdd283594c
  60. 299a8ef490076664675e3b52d6767bf89ddfa6accf291818c537a600a96290d2
  61. 31f49c74046cc61bf102f3b9f2ce06471b0372d794139325e71c2dacca7bd00a
  62. 33dc991e61ba714812aa536821b073e4274951a1e4a9bc68f71a802d034f4fb9
  63. 464ca510a465a38689bd61988b7d366a8fd7e26ca805850b3adb418e95307601
  64. 4a97599ff5823166112d9221d0e824af7896f6ca40cd3948ec129533787a3ea9
  65. 58ed0431455a1d354369206a1197d1acfcd3e0946cdc733bee50573867fda444
  66. 5c697162527a468a52c9e7b7dc3257dae4ae5142db62257753969d47f1db533e
  67. 5cbc2ae758043bb58664c28f32136e9cada50a8dc36c69670ddef0a3ef6757d8
  68. 61d092e5c7c8200377a8bd9c10288c2766186a11153dcaa04ae9d1200db7b1c5
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  73. 7501623230eef2f6125dcf5b5d867991bdf333d878706d77c1690b632195c3ff
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  91. 4672fe8b37b71be834825a2477d956e0f76f7d2016c194f1538139d21703fd6e
  92. 0fff8fb05cee8dc4a4f7a8f23fa2d67571f360a3025b6d515f9ef37dfdb4e2ea
  93. d5891134109b9c3f8ec0050465f7325c26f0793e
  94. a8007339971f9ab233b5f73155f2f5035e7cdac6
  95. f1df43fe0f95de6badfb710827cdc7272e6654f108ef2cfcb2a01aca089f0624
  96. d4f3d0446e08dbf1a7ccb6da09e756ff75eae3b04dafe2c2a69d6919052d2ebf
  97. 3a560ca66f61ba5dceb6016703e0346ff8fe1144bd356a40f740149a2a878fe5
  98. f962e15c6efebb3c29fe399bb168066042b616affddd83f72570c979184ec55c
  99. 351b8a0081fd9f5c35497f5183fb14aef73c1af75628ae689c9218689db01cd9
  100. 888842bc1f6fcb354431919080858c623def305bed2214f11b93591859d4dee2
  101. 60af8899b49013e9deb1d5cac58562d7ed12bfda1187627e9d25714b26218f0d
  102. 2f03b5d1081dfde3d1296dace404b362188b4a941530746d7b14711b42bc53ad
View full IOC feed500 total

TTPs & Attack Vectors

Tools, initial access, and MITRE ATT&CK techniques for clop

CVE-2026-53435
CVE-2026-3227
CVE-2026-12569
CVE-2025-62481
CVE-2025-61888
CVE-2025-61884
CVE-2025-61882
CVE-2025-61757
CVE-2025-53072
CVE-2025-50107
CVE-2025-50105
CVE-2025-50090
CVE-2025-50071
CVE-2025-30746
CVE-2025-30745
CVE-2025-30744
CVE-2025-30743
CVE-2025-30739
CVE-2025-30727
CVE-2025-30406
CVE-2025-21884
CVE-2025-21541
CVE-2025-14611
CVE-2025-11371
CVE-2024-57728
CVE-2024-57726
CVE-2024-55956
CVE-2024-50623
CVE-2023-34362
CVE-2023-27351
CVE-2023-27350
CVE-2023-2533
CVE-2023-21931
CVE-2023-21839
CVE-2023-0669
Other

T1486

T1486

T1490

T1490

T1078

T1078

T1016

T1016

T1046

T1046

T1562

T1562

T1059

T1059

T1049

T1049

T1557

T1557

T1037

T1037

T1021

T1021

T1203

T1203

Victims(161)

United StatesEducationsmapcenter-uah.edu
Claimed
14 days ago
ThailandOtherdad-co.th
Claimed
14 days ago
United StatesTechnologycloud-clearwaygroup.com
Claimed
14 days ago
CanadaOther
Claimed
14 days ago
GeorgiaTechnologykvheli-wordpress.com
Claimed
14 days ago
CanadaOthercccm-bc.ca
Claimed
14 days ago
New ZealandTransportationbrinks-co.nz
Claimed
14 days ago
United KingdomGovernment & Defensesaul-org.uk
Claimed
14 days ago
OmanTechnologycced-com.om
Claimed
14 days ago
United KingdomTechnologyinfinigate.co.uk
Claimed
14 days ago
United StatesEnergy & Utilities
Claimed
14 days ago
United StatesProfessional Serviceskirkland-and-ellis.llp
Claimed
14 days ago
Czech RepublicFinancial Servicespalig.com
Claimed
14 days ago
United StatesFinancial Servicesumpquabank.com
Claimed
14 days ago
ColombiaEducationunisalle-edu.co
Claimed
14 days ago
United StatesTransportation
Claimed
14 days ago
United StatesProfessional Serviceskssarchitects.com
Claimed
14 days ago
South KoreaRetail & E-Commerceelandretail.com-kmall24.com
Claimed
14 days ago
AustraliaTransportationtransport-nsw.gov.au
Claimed
14 days ago
United KingdomTransportationamey-co.uk
Claimed
14 days ago

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Affected countries(93)

Countries where this group has been reported to target or leak victims.