Flocker Ransomware
TrackedThreat actor group tracked in the global ransomware database · Last disclosure: Jul 31, 2025
ThreatAI Analysis
Compiled from the ransomware.live profile for Flocker and from this database. Figures and technique mappings are quoted from the source data, not inferred.
A cyber threat named Flocker, linked with ransomware-as-a-service provider FunkSec, has targeted networks across 16 countries, infecting 59 systems since its operation began in 2023.
Who Flocker is
Flocker (also linked to the FSociety brand) is a ransomware-as-a-service group active since 2023–2024, targeting Windows and Linux systems via phishing, compromised RDP, and exploit kits using a double extortion model, and observed collaborating with FunkSec.
Recorded activity
Disclosures attributed to Flocker in this database run from May 2024 to July 2025, totalling 59 victims — 0.3% of everything tracked here. Flocker has listed victims in 16 countries in this database, most often United States, followed by Taiwan and UAE. The sectors appearing most in its listings are Technology, Business Services, Financial Services.
YARA detection rules
flocker.yar
/*
flocker ransomware
*/
rule flocker_Ransomnote
{
meta:
author = "ransomware.live"
family = "ransomware.flocker"
description = "Detects flocker ransomware ransom note or artifact"
date = "2026-05-04"
severity = 7
score = 70
strings:
$name1 = "flocker" ascii nocase
$name2 = "FLOCKER" ascii
$onion = "flocker.onion" ascii nocase
condition:
any of them
}
Community-contributed rules for Flocker, reproduced as published. Test them against your own corpus before relying on them: rule quality and false-positive behaviour vary by author.
Threat Actor Analysis
Flocker is a ransomware threat group that has disclosed 59 victims in publicly accessible leak site data, representing 0.3% of all ransomware attacks tracked in this database. The earliest victim disclosure attributed to Flocker in our dataset dates to May 2024.
Geographically, Flocker has targeted organisations in 16 countries. The most frequently targeted nation is United States with 6 victim organisations. Other heavily targeted nations include Taiwan, UAE, Canada.
Industry-wise, Flocker shows a concentration in the Technology, Business Services, Financial Services sectors. These industries are frequently targeted because they manage sensitive data, critical operations, or have lower tolerance for operational downtime — conditions that increase ransom payment likelihood.
Like most modern ransomware operations, Flocker likely employs a double extortion model: encrypting victim files while simultaneously exfiltrating data, creating dual pressure to pay the ransom. Victim organisations that refuse payment face having their data published on the group's dark web leak site.
Note: This profile is generated from public leak site disclosures aggregated via the ransomware.live API. Data is updated automatically. The table below lists the 59 most recent of the 59 disclosures we hold for this group; use the link beneath it to page through all of them.
Recent Victim Disclosures (showing 59 of 59)
| # | Organization | Country | Sector | Date |
|---|---|---|---|---|
| 1 | G*****n.com | — | Financial Services | Jul 31, 2025 |
| 2 | H**u.i*v.tw | 🇹🇼 Taiwan | Education | Jul 31, 2025 |
| 3 | Ieee-apscon.org Ieee-apscon.org | 🇺🇸 United States | Technology | Jul 31, 2025 |
| 4 | T***********p.com | — | Financial Services | Jul 31, 2025 |
| 5 | G*********************y.org | — | Public Sector | Jul 15, 2025 |
| 6 | Idgcayman.com Idgcayman.com | KY | Business Services | Jul 7, 2025 |
| 7 | S******h.com | — | Business Services | Jul 5, 2025 |
| 8 | I*******n.com | — | Consumer Services | Jun 30, 2025 |
| 9 | Ajmanre.gov.ae Ajmanre.gov.ae | 🇦🇪 UAE | Public Sector | Jun 12, 2025 |
| 10 | A*****e.gov.ae | — | Public Sector | Jun 5, 2025 |
| 11 | Lts.com.vn Lts.com.vn | 🇻🇳 Vietnam | Technology | Jun 5, 2025 |
| 12 | Dcsdev.org Dcsdev.org | 🇺🇸 United States | Technology | Jun 1, 2025 |
| 13 | Trustgrp.ae Trustgrp.ae | 🇦🇪 UAE | Business Services | May 31, 2025 |
| 14 | l*s.com.vn | — | Business Services | May 28, 2025 |
| 15 | D****v.org | — | Healthcare | May 25, 2025 |
| 16 | T******p.ae | 🇦🇪 UAE | Business Services | May 23, 2025 |
| 17 | Z****a.com | — | — | Apr 19, 2025 |
| 18 | W*******w.com | — | — | Mar 28, 2025 |
| 19 | Salemerode.com Salemerode.com | 🇩🇪 Germany | — | Mar 9, 2025 |
| 20 | K**d.edu | — | Education | Mar 3, 2025 |
| 21 | S********e.com | — | Technology | Mar 3, 2025 |
| 22 | Eservices.gov.zm Eservices.gov.zm | ZM | Public Sector | Feb 19, 2025 |
| 23 | A*u.edu.au | 🇦🇺 Australia | Education | Feb 16, 2025 |
| 24 | Gpstech2007.com Gpstech2007.com | 🇹🇭 Thailand | Technology | Feb 16, 2025 |
| 25 | Mervis.info Mervis.info | 🇨🇿 Czech Republic | Technology | Feb 16, 2025 |
| 26 | Realtime.tw Realtime.tw | 🇹🇼 Taiwan | Technology | Feb 16, 2025 |
| 27 | E*******s.gov.zm | ZM | Public Sector | Feb 12, 2025 |
| 28 | G*********7.com | — | — | Feb 8, 2025 |
| 29 | M****s.info | — | — | Feb 8, 2025 |
| 30 | R******e.tw | 🇹🇼 Taiwan | — | Feb 8, 2025 |
| 31 | A2b-cargo.com A2b-cargo.com | 🇺🇸 United States | Transportation/Logistics | Feb 5, 2025 |
| 32 | Toshapp.com Toshapp.com | TZ | Technology | Feb 5, 2025 |
| 33 | A**-****o.com | — | Transportation/Logistics | Jan 31, 2025 |
| 34 | Punjab.gov.pk Punjab.gov.pk | 🇵🇰 Pakistan | Public Sector | Jan 31, 2025 |
| 35 | T*****p.com | — | Business Services | Jan 31, 2025 |
| 36 | W*****e.com | — | — | Jan 31, 2025 |
| 37 | K****S CORP S.COM | — | Business Services | Dec 21, 2024 |
| 38 | d****I | — | — | Nov 5, 2024 |
| 39 | C**********M | — | — | Oct 30, 2024 |
| 40 | B****A | — | Financial Services | Oct 24, 2024 |
| 41 | F*******M Corp | — | Manufacturing | Oct 24, 2024 |
| 42 | Q***M | 🇺🇸 United States | Technology | Oct 18, 2024 |
| 43 | K***N Corp | 🇰🇷 South Korea | — | Oct 10, 2024 |
| 44 | Y*********I | 🇺🇸 United States | Technology | Aug 14, 2024 |
| 45 | A****N | — | Business Services | Aug 7, 2024 |
| 46 | A*****D a*****d.com | — | Technology | Jul 19, 2024 |
| 47 | O***M | — | Technology | Jul 10, 2024 |
| 48 | F*****H f*****h.com | — | Financial Services | Jul 3, 2024 |
| 49 | K*****S kmlaw.ca | 🇨🇦 Canada | Technology | Jul 3, 2024 |
| 50 | H*******Y h*******y.net | — | Technology | Jun 27, 2024 |
| 51 | D*****S d*****s.com | — | Transportation/Logistics | Jun 22, 2024 |
| 52 | SBC Global, Bitfinex, Coinmama, and Rutgers University Part 2 Leak | — | Education | May 7, 2024 |
| 53 | Coinmama | — | Financial Services | May 6, 2024 |
| 54 | SBC Global, Bitfinex, Coinmama, and Rutgers University Part 2 | — | Education | May 6, 2024 |
| 55 | SBC Global, Bitfinex, Coinmom, and Rutgers University Part 2 | — | Education | May 5, 2024 |
| 56 | Bitfinex bitfinex.com | VG | Financial Services | May 3, 2024 |
| 57 | Coinmoma coinmama.com | 🇨🇦 Canada | Financial Services | May 3, 2024 |
| 58 | Rutgers University rutgers.edu/ | 🇺🇸 United States | Education | May 3, 2024 |
| 59 | SBC Global | TK | Business Services | May 3, 2024 |
Frequently Asked Questions
What is Flocker ransomware?
Flocker is a ransomware threat group that has claimed 59 victims since its first known activity in May 2024. The group operates by infiltrating target networks, exfiltrating data, encrypting files, and threatening to publish stolen data on a dark web leak site if the ransom is not paid.
How many victims has Flocker attacked?
Flocker has claimed 59 victims in our database, representing 0.3% of all tracked ransomware attacks. The most targeted countries are United States, Taiwan, UAE, Canada.
Which countries does Flocker target?
Flocker has attacked organizations in 16 countries. The top targeted countries are: United States, Taiwan, UAE, Canada.
Which industries does Flocker target?
Flocker most frequently targets the Technology, Business Services, Financial Services sectors based on victim disclosures in our database.
Is Flocker still active?
Flocker's most recent victim disclosure in our database was on July 31, 2025. Ransomware groups frequently rebrand or go dormant; monitor this page and our ransomware map for the latest activity.