Incidents

Bjorka

Review this actor's tracked leak-site claims, published reporting, and attributed threat evidence.

ransomware11 leak-site claims, all timeLatest observed leak-site post 2024-09-13

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Portable threat brief

Bjorka

Facts from stored data only; no AI-written text.

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Executive facts

Actor: Bjorka
Kind: ransomware
Latest observed: 2024-09-13
Leak-site claims: 11
Catalogued techniques: 0

Scope

Tracked sectors: Government, Telecommunications, Energy & Utilities
Claim records: 2022-08-20 to 2024-09-13

Vulnerability events linked to this group

No dated vulnerability events are attached to this group's linked vulnerabilities.

Verified techniques

No verified ATT&CK mapping for this group.

Defensive actions

No defensive actions are attached to this profile.

Most-claimed sectorsGovernmentTelecommunicationsEnergy & Utilities

Activity window in this site's data

This is only the dates observed by this site. It is not this actor's lifetime or evidence of dormancy outside these dates.

Claim records: First observed 2022-08-20Latest observed 2024-09-13

Verified ATT&CK phases represented

No verified ATT&CK mapping for this group

Origin and motivation

Origin and motivation not attributed.

No MITRE ATT&CK group mapping exists for this actor yet. Mappings here are strict: an actor links to a MITRE group only when the group's own name, aliases, or MITRE-published description match, and MITRE has not catalogued this group. Technique and defensive action data will appear automatically if a verified mapping lands.

Claims posted under this group's name or leak-site brand

11 on this site

6 MILION INDONESIA TAXPAYER IDENTIFICATION NUMBER (NPWP)Government2024-09-13source ↗
217 MILLION SIAK DUKCAPIL MINISTRY OF HOME AFFAIRS OF INDONESIAGovernment2023-12-28source ↗
34 MILLION INDONESIAN PASSPORTSGovernment2023-07-05source ↗
35 MILLION MYINDIHOME TELKOM INDONESIATelecommunications2023-06-27source ↗
19 MILLION BPJS KETENAGAKERJAAN INDONESIAGovernment2023-03-12source ↗
3,2 BILLION INDONESIAN COVID-19 APP PEDULI LINDUNGIGovernment2022-11-15source ↗
45 MILLION MYPERTAMINA INDONESIAEnergy & Utilities2022-11-10source ↗
105 MILLION KOMISI PEMILIHAN UMUM INDONESIAGovernment2022-10-06source ↗
679K LETTERS TO THE PRESIDENT OF INDONESIAGovernment2022-10-01source ↗
1,3 BILLION INDONESIAN SIMCARD REGISTRATIONUnclassified2022-08-31source ↗

View all on Breaches →

Leak-site claim activity

Claims per month, 2022-08 to 2024-09. Peak 2 in 2022-08.

2022-082024-09

Show monthly counts as a table

Month	Claims
2022-08	2
2022-09	0
2022-10	2
2022-11	2
2022-12	0
2023-01	0
2023-02	0
2023-03	1
2023-04	0
2023-05	0
2023-06	1
2023-07	1
2023-08	0
2023-09	0
2023-10	0
2023-11	0
2023-12	1
2024-01	0
2024-02	0
2024-03	0
2024-04	0
2024-05	0
2024-06	0
2024-07	0
2024-08	0
2024-09	1

0 additional claims without a disclosure date

Ransomware claim data is unverified: RansomLook (CC BY 4.0).