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 |
|---|---|---|
| MCH-GROUP.COM FILES PART33 - D\FTP-Drive\ PUBLISHED | · May 20, 2022 | — |
| PERBIT.COM FILES PART1 - 10.182.179.241\C$\sbs_prbt_backup_cifs1_vol1\SQL Backup\ PUBLISHE | · May 13, 2022 | — |
| KSSENTERPRISES.COM FILES PART4 - 10.250.1.6\D$\ PUBLISHED | · May 13, 2022 | — |
| ZISSERFAMILYLAW.COM FILES PART8 - D\Shares\DATA\ PUBLISHED | · May 13, 2022 | — |
| SA1SOLUTIONS.COM FILES PART8 - 192.168.10.238\D$\Storage - Picseli\PICSELI 2014 ONWARDS\C | · May 13, 2022 | — |
| ORBITELECTRIC.COM FILES PART6 - 192.168.10.23\ORBIT_ART\ChristinaW\ PUBLISHED | · May 13, 2022 | — |
| OAKDELL.COM FILES PART8 - 192.168.100.253 PUBLISHED | · May 13, 2022 | — |
| JDAVIDTAXLAW.COM FILES PART8 - E\ PUBLISHED | · May 13, 2022 | — |
| FAIR-RITE.COM FILES PART8 - 172.16.20.110, 172.16.20.111, 172.16.20.126, 172.16.20.151, 17 | · May 13, 2022 | — |
| DRIVEANDSHINE.COM FILES PART8 - 192.168.200.73\C$ PUBLISHED | · May 13, 2022 | — |
| DRC-LAW.COM FILES PART8 - 10.10.1.2\C$\Shares\Data\Documents\Clients\Q-Z\ PUBLISHED | · May 13, 2022 | — |
| ALTERNATIVETECHS.COM FILES PART8 - C\Shares\Alternative\accounting\ARCHIVE - former staff | · May 13, 2022 | — |
| JBINSTANTLAWN.NET FILES PART11 - JB-SERVER\Users\Anne-Marie Tribbett PUBLISHED | · May 13, 2022 | — |
| ALEXIM.COM FILES PART11 - 192.168.3.5\shares PUBLISHED | · May 13, 2022 | — |
| AFJCONSULTING.NET FILES PART6 - E\data\documents\Client Folders\ PUBLISHED | · May 13, 2022 | — |
| MCH-GROUP.COM FILES PART32 - D\FTP-Drive\ PUBLISHED | · May 13, 2022 | — |
| KSSENTERPRISES.COM FILES PART3 - 10.250.1.6\D$\ PUBLISHED | · May 7, 2022 | — |
| ZISSERFAMILYLAW.COM FILES PART7 - D\Shares\DATA\ PUBLISHED | · May 7, 2022 | — |
| SA1SOLUTIONS.COM FILES PART7 - 192.168.10.238\D$\Storage - Customers PUBLISHED | · May 7, 2022 | — |
| ORBITELECTRIC.COM FILES PART5 - 192.168.10.23\ORBIT_ART\ PUBLISHED | · May 7, 2022 | — |
| OAKDELL.COM FILES PART7 - 192.168.100.137\C$\Users\clillywhite\ PUBLISHED | · May 7, 2022 | — |
| JDAVIDTAXLAW.COM FILES PART7 - E_Previous_Employees\ PUBLISHED | · May 7, 2022 | — |
| FAIR-RITE.COM FILES PART7 - 172.16.20.11, 172.16.20.100 PUBLISHED | · May 7, 2022 | — |
| DRIVEANDSHINE.COM FILES PART7 - 192.168.200.151 PUBLISHED | · May 7, 2022 | — |
| DRC-LAW.COM FILES PART7 - 10.10.1.2\C$\Shares\Data\Documents\Clients\A-H\Alpine Consulting | · May 7, 2022 | — |
| ALTERNATIVETECHS.COM FILES PART7 - C\Shares\Alternative\accounting\ARCHIVE - former staff | · May 7, 2022 | — |
| JBINSTANTLAWN.NET FILES PART10 - JB-SERVER\D$\ServerFolders\Company\ PUBLISHED | · May 7, 2022 | — |
| ALEXIM.COM FILES PART10 - 192.168.3.5\Mail\csanchez\ PUBLISHED | · May 7, 2022 | — |
| AFJCONSULTING.NET FILES PART5 - E\data\documents\Client Folders\ PUBLISHED | · May 7, 2022 | — |
| MCH-GROUP.COM FILES PART31 - 172.16.1.100, 172.16.103.43 PUBLISHED | · May 7, 2022 | — |
| BOLTONUSA.COM FILES PART35 - 10.0.0.20\c$\BOD_HQ_CIFS\DB_Dept\DB_DEPT\CLIENT\WV MPOB PUBLI | · May 7, 2022 | — |
| KSSENTERPRISES.COM FILES PART2 - 10.250.1.6\D$\ PUBLISHED | · Apr 29, 2022 | — |
| ZISSERFAMILYLAW.COM FILES PART6 - D\Shares\DATA\ PUBLISHED | · Apr 29, 2022 | — |
| SA1SOLUTIONS.COM FILES PART6 - 192.168.10.238\D$\Sharepoint\SA1 SOLUTIONS\Helpdesk - Docu | · Apr 29, 2022 | — |
| SSMSJUSTICE.COM FILES PART33 - 192.168.1.247, F PUBLISHED | · Apr 29, 2022 | — |
| ORBITELECTRIC.COM FILES PART4 - 192.168.10.3\E$\USERS\ PUBLISHED | · Apr 29, 2022 | — |
| OAKDELL.COM FILES PART6 - 192.168.100.137\C$\Users\clillywhite\ PUBLISHED | · Apr 29, 2022 | — |
| JDAVIDTAXLAW.COM FILES PART6 - E_Previous_Employees\ PUBLISHED | · Apr 29, 2022 | — |
| FAIR-RITE.COM FILES PART6 - 172.16.20.10 PUBLISHED | · Apr 29, 2022 | — |
| DRIVEANDSHINE.COM FILES PART6 - 192.168.200.14, 192.168.200.17 PUBLISHED | · Apr 29, 2022 | — |
| DRC-LAW.COM FILES PART6 - 10.10.1.2\C$\Shares\Data\Documents\Clients\A-H\Alpine Consulting | · Apr 29, 2022 | — |
| ALTERNATIVETECHS.COM FILES PART6 - C\Shares\Alternative\accounting\ARCHIVE - former staff | · Apr 29, 2022 | — |
| JBINSTANTLAWN.NET FILES PART9 - JB-SERVER\D$\ServerFolders\Company\Accounting\Digital File | · Apr 29, 2022 | — |
| ALEXIM.COM FILES PART9 - 192.168.3.5\Mail\csanchez\ PUBLISHED | · Apr 29, 2022 | — |
| AFJCONSULTING.NET FILES PART4 - E\data\documents\Client Folders\ PUBLISHED | · Apr 29, 2022 | — |
| MCH-GROUP.COM FILES PART30 - 172.16.60.11\ PUBLISHED | · Apr 29, 2022 | — |
| EDAN.COM FILES PART29 - 192.168.2.200\D$\法务部\法务部\06-离职交接文件\宁姐\ PUBLISHED | · Apr 29, 2022 | — |
| BOLTONUSA.COM FILES PART34 - 10.0.0.20\c$\BOD_HQ_CIFS\DB_Dept\DB_DEPT\CLIENT\PBGC-DISC_Mul | · Apr 29, 2022 | — |
| KSSENTERPRISES.COM FILES PART1 - 10.250.1.6\D$\ PUBLISHED | · Apr 23, 2022 | — |
| ZISSERFAMILYLAW.COM FILES PART5 - D\Shares\BEACHESDATA\Business Office\Degnan, Jim\STI 201 | · Apr 23, 2022 | — |