Disclosure context

About Siegedsec

SiegedSec is a relatively new threat actor that emerged in December 2023, primarily motivated by hacktivism with a strong focus on anti-Israeli sentiment rather than traditional financial gain through ransomware operations. The group appears to operate independently with suspected ideological motivations tied to pro-Palestinian activism, though their exact geographic origin remains unclear based on publicly available intelligence. Unlike traditional ransomware groups, SiegedSec appears to focus on data theft and public exposure of sensitive information rather than encryption-based extortion, primarily targeting Israeli government entities through opportunistic attacks that exploit web application vulnerabilities and exposed credentials. The group has maintained a relatively low profile with 19 documented victims, almost exclusively targeting Israeli government infrastructure in what appears to be coordinated ideological attacks rather than broad financial campaigns. Based on available reporting, SiegedSec remains active as of late 2023 and early 2024, continuing their focused campaign against Israeli targets through data exfiltration and public disclosure operations. The group has been linked to 19 public disclosures across our corpus. First observed on a leak site on December 8, 2023; most recent post December 9, 2023. The operation is currently inactive.

Timeline of this disclosure

December 8, 2023Cellcom listed by Siegedsecon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Telecommunications sector, which has 17 disclosures indexed across all operators we track. Geographically, Cellcom is reported in United States, a country with 7,392 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

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Cellcom

Claimed by Siegedsec · listed 2 years ago

29m

Age

since listed · data leaked

Status timeline

Listed
Dec 8, 2023
Data leaked

At a glance

Group: Siegedsec
Status: Data leaked
Country: United States
Sector: Telecommunications
Listed on leak site: Dec 8, 2023

About the victim

AI dossier — public-source company profile

Cellcom is a regional telecommunications provider based in Wisconsin (and separately a Washington-state carrier), offering wireless voice, data, and related services to consumers and businesses. The company operates as an independent wireless carrier serving rural and suburban markets. It provides cellular network coverage, device sales, and customer support services.

Industry: Regional Telecommunications & Wireless Services
Address: 2921 Enumclaw Rd, Port Orchard, WA 98367, United States
Employees: 51-200
Founded: 1992

Attack summary

Severity: high — SiegedSec is a known hacktivist/threat actor group with a history of confirmed data exfiltration and publication; the disclosed status is 'data_published', indicating actual data release rather than a mere listing, and telecommunications companies hold sensitive subscriber PII and network data at scale.

SiegedSec claims to have compromised Cellcom and published data from the attack, with the disclosure status indicating data has been released; no ransom demand was stated and the specific volume of exfiltrated data was not quantified in the post.

high

Data the group says was taken

AI dossier — extracted from the leak post

Telecommunications customer data
Internal company files

What the group claims

telecommunications

Sources

Victim sitecellcom.com
Leak posthttp://nv5p2mmpctvyqdyyi5zwh4gnifq2uxdx4etvnmaheqlrw6ordrjwxryd.onion/post/9.html

Source

Indexed 2 years ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.