clop
ransomware group · aka Clop, Cl0p, TA505, FIN11 (related tracking, Mandiant), Lace Tempest (Microsoft) · Russia (widely assessed as Russian-speaking; exact attribution unknown) · active since 2019 (Clop ransomware); precursor TA505/FIN11 activity tracked since 2016
Clop (Cl0p) is a Russian-speaking data-extortion group long associated with the TA505 and FIN11 actor designations, known for high-volume extortion built on data theft rather than file encryption. The group is best known for mass exploitation of managed file transfer products: Accellion FTA (2020-21), SolarWinds Serv-U (2021), Fortra GoAnywhere (2023), Progress MOVEit (2023), Cleo (2024), and Oracle E-Business Suite (2025), affecting thousands of organizations. Its playbook combines SQL injection and webshell exploitation for initial access, large-scale exfiltration, leak-site listings, and mass email extortion campaigns aimed at victims' customers and partners. Public impact tallies (Emsisoft, 2023) counted 2,700+ organizations affected in the MOVEit campaign, but a confirmed aggregate earnings figure has not been published. Leak-site tracking on this dashboard shows continued activity, with 2 posts in the past 7 days (HENRYPRATT.COM, HARLEY-DAVIDSON.COM) as of 2026-09-10.
- Mass exploitation of internet-facing managed file transfer software (MOVEit, GoAnywhere, Accellion FTA, Serv-U, Cleo, Oracle EBS)
- Exfiltration-first extortion: data theft without encryption; victims published on the Cl0p leak site
- SQL injection and webshell deployment in file-transfer intrusions (e.g., MOVEit human2.aspx webshell)
- Mass email extortion campaigns sent to victims' customers and partners to amplify pressure
- Historic spearphishing with macro-enabled Office documents for initial access (TA505-era)
- Use of rclone for bulk exfiltration reported in some file-transfer campaigns
- Ransomware deployment (Clop) in some intrusions, though major campaigns since 2023 are largely encryption-free
- Public deadlines on leak-site listings to pressure negotiations
Shell (Accellion FTA, 2020-21; MOVEit, 2023), Deloitte (MOVEit, 2023), Sony Interactive Entertainment (MOVEit, 2023), US Department of Energy (MOVEit, 2023), British Airways and BBC (via payroll provider Zellis, GoAnywhere campaign, 2023), Community Health Systems (GoAnywhere, 2023), New Zealand Stock Exchange (Accellion FTA, 2020), Singing River Health System (Accellion FTA, 2020-21), Harley-Davidson (listed on Cl0p leak site)
No public figure.
Leak-site victims2,302 posts · newest first
| Victim | Discovered | Details |
|---|---|---|
| ENPRECIS.COM FILES PART8 - 10.50.11.4\Developers\Packages\MMSCAN, NCI, VWC, WebAPI PUBLISH | · Jan 8, 2022 | — |
| JCWHITE.COM FILES PART5 - [email protected]\PROJECTS\ PUBLISHED | · Jan 5, 2022 | — |
| SLIMSTOCK.COM FILES PART12 - 10.40.13.98, 10.40.13.66, 10.40.12.34 PUBLISHED | · Jan 5, 2022 | — |
| MTMRECOGNITION.COM FILES PART8 - 10.0.1.18\Customer Care Associates, disney, PDF, Resin Ca | · Jan 5, 2022 | — |
| SSMSJUSTICE.COM FILES PART13 - D\DOCUMENTS\CIVIL\ PUBLISHED | · Jan 5, 2022 | — |
| QUANTUMGROUP.COM FILES PART11 - 7zQUANT\ PUBLISHED | · Jan 5, 2022 | — |
| MCH-GROUP.COM FILES PART10 - 172.16.60.11\DATA\LMS\EXP\EFF\Administration\09_VIDEOS\Standv | · Jan 5, 2022 | — |
| EDAN.COM FILES PART9 - 192.168.2.6\E$\人力资源组文件\个人\离职人员\3.曾雨\192.168.2.6国际营销系统共享文件行政&人事& | · Jan 5, 2022 | — |
| DUTTONFIRM.COM FILES PART5 - E\Data\SHARED\Lit\Abraham, Ryan PUBLISHED | · Jan 5, 2022 | — |
| BOLTONUSA.COM FILES PART14 - 10.0.0.20\c$\BOD_HQ_CIFS\DB_Dept\DB_DEPT\CLIENT\ PUBLISHED | · Jan 5, 2022 | — |
| ABSOLUTERESULTS.COM FILES PART14 - E\FTP Archive\PBI\ PUBLISHED | · Jan 5, 2022 | — |
| SWIRESPO.COM FILES PART9 - 172.16.10.166\H$\Files\Accounts\A01_FD Team\Russian JV\Server B | · Jan 5, 2022 | — |
| ENPRECIS.COM FILES PART7 - COMMON, VWM, VWUSA PUBLISHED | · Jan 5, 2022 | — |
| JCWHITE.COM FILES PART4 - [email protected]\PROJECTS\ PUBLISHED | · Dec 31, 2021 | — |
| SLIMSTOCK.COM FILES PART11 - 10.40.13.131 PUBLISHED | · Dec 31, 2021 | — |
| MTMRECOGNITION.COM FILES PART7 - 10.0.1.18\Accounting PUBLISHED | · Dec 31, 2021 | — |
| SSMSJUSTICE.COM FILES PART12 - 192.168.1.250\D\DOCUMENTS\CIVIL\Horton, Michelle\Investigat | · Dec 31, 2021 | — |
| QUANTUMGROUP.COM FILES PART10 - QUANTUM FTPLP04V\Quantum, Logs, Serv-U Logs, System Volume | · Dec 31, 2021 | — |
| MCH-GROUP.COM FILES PART9 - 172.16.60.11\DATA\LMS\EXP\EFF\Administration\07_FOTOS\Standfot | · Dec 31, 2021 | — |
| EDAN.COM FILES PART8 - 192.168.2.6\E$\人力资源组文件\个人\离职人员\3.曾雨\192.168.2.6国际营销系统共享文件行政&人事& | · Dec 31, 2021 | — |
| DUTTONFIRM.COM FILES PART4 - Dictation, Ecopy, TEST, VMAILSERVER PUBLISHED | · Dec 31, 2021 | — |
| BOLTONUSA.COM FILES PART13 - 10.0.0.20\c$\BOD_HQ_CIFS\DB_Dept\User PUBLISHED | · Dec 31, 2021 | — |
| ABSOLUTERESULTS.COM FILES PART13 - E\FTP Archive\PBI\ PUBLISHED | · Dec 31, 2021 | — |
| SWIRESPO.COM FILES PART8 - 172.16.10.166\H$\Files\Accounts\A01_FD Team\Russian JV\Server B | · Dec 31, 2021 | — |
| ENPRECIS.COM FILES PART6 - 10.50.11.4\Developers\Packages\HONDACAR PUBLISHED | · Dec 31, 2021 | — |
| JCWHITE.COM FILES PART3 - [email protected]\PROJECTS\ PUBLISHED | · Dec 28, 2021 | — |
| SLIMSTOCK.COM FILES PART10 - 10.40.11.98, 10.40.11.99, 10.40.11.130, 10.40.12.2, 10.40.12. | · Dec 28, 2021 | — |
| MTMRECOGNITION.COM FILES PART6 - 10.0.1.18\Accounting PUBLISHED | · Dec 28, 2021 | — |
| SSMSJUSTICE.COM FILES PART11 - 192.168.1.250\D\DOCUMENTS\CIVIL\Horton, Michelle\Investigat | · Dec 28, 2021 | — |
| QUANTUMGROUP.COM FILES PART9 - QUANTUM FTPLP03V\QuantumGroup, Restore, Serv-U Logs, System | · Dec 28, 2021 | — |
| MCH-GROUP.COM FILES PART8 - 172.16.60.11\DATA\LMS\EXP\EFF\Administration\07_FOTOS\Standfot | · Dec 28, 2021 | — |
| EDAN.COM FILES PART7 - 192.168.2.6\E$\人力资源组文件\个人\离职人员\3.曾雨\192.168.2.6国际营销系统共享文件行政&人事& | · Dec 28, 2021 | — |
| DUTTONFIRM.COM FILES PART3 - 10.1.5.41, 10.1.5.84, 10.1.5.89 PUBLISHED | · Dec 28, 2021 | — |
| BOLTONUSA.COM FILES PART12 - 10.0.0.20\c$\BOD_HQ_CIFS\DB_Dept\DB_DEPT...User PUBLISHED | · Dec 28, 2021 | — |
| ABSOLUTERESULTS.COM FILES PART12 - E\FTP Archive\PBI\ PUBLISHED | · Dec 28, 2021 | — |
| SWIRESPO.COM FILES PART7 - 172.16.10.166\$E PUBLISHED | · Dec 28, 2021 | — |
| ENPRECIS.COM FILES PART5 - 10.50.11.4\Developers\Packages\ PUBLISHED | · Dec 28, 2021 | — |
| JCWHITE.COM FILES PART2 - PC420, PC427 PUBLISHED | · Dec 28, 2021 | — |
| SLIMSTOCK.COM FILES PART9 - 10.40.13.67, 10.40.13.99, 10.40.13.195, 10.40.13.226, 10.40.14 | · Dec 28, 2021 | — |
| MTMRECOGNITION.COM FILES PART5 - 10.0.1.18\HOLDING TANK PUBLISHED | · Dec 28, 2021 | — |
| SSMSJUSTICE.COM FILES PART10 - 192.168.1.250\D\DOCUMENTS\CIVIL\Horton, Michelle\Discovery\ | · Dec 28, 2021 | — |
| QUANTUMGROUP.COM FILES PART8 - QUANTUM FTPLP03V\Quantum FTP\ PUBLISHED | · Dec 28, 2021 | — |
| MCH-GROUP.COM FILES PART7 - 172.16.60.11\DATA\LMS\EXP\EFF\Administration\07_FOTOS\ PUBLISH | · Dec 28, 2021 | — |
| EDAN.COM FILES PART6 - 192.168.2.6\E$\人力资源组文件\个人\离职人员\3.曾雨\ PUBLISHED | · Dec 28, 2021 | — |
| DUTTONFIRM.COM FILES PART2 - 10.1.5.74, 10.1.5.78, 10.1.5.82, 10.1.5.88 PUBLISHED | · Dec 28, 2021 | — |
| BOLTONUSA.COM FILES PART11 - 10.0.0.20\c$\BOD_HQ_CIFS\BPNE\client files\ PUBLISHED | · Dec 28, 2021 | — |
| ABSOLUTERESULTS.COM FILES PART11 - E\FTP Directory\DealerTrack Archive\ PUBLISHED | · Dec 28, 2021 | — |
| STRATISVISUALS.COM FILES PART14 - mccoyprinting\10.0.0.97 PUBLISHED | · Dec 28, 2021 | — |
| SWIRESPO.COM FILES PART6 - 10.5.2.10, 10.5.2.33, 10.5.2.39, 172.16.10.165, insur PUBLISHED | · Dec 28, 2021 | — |
| ENPRECIS.COM FILES PART4 - 10.50.11.4\Developers\ PUBLISHED | · Dec 28, 2021 | — |