{"record":{"id":"ATTACK:enterprise:T1030","title":"Data Transfer Size Limits","type":"Technique","source_url":"https://attack.mitre.org/techniques/T1030","snapshot":"enterprise-attack-20.0.json","status":"active","rights":"Source metadata only; source notices retained; no operational prose or payloads","review_status":"machine-extracted; source-specific checks passed, editorial review pending","stix_id":"attack-pattern--c3888c54-775d-4b2f-b759-75a2ececcbfd","external_id":"T1030","domain":"enterprise","created":"2017-05-31T21:30:34.523Z","modified":"2026-09-16T18:03:15.995Z","version":"1.2","aliases":[],"tactics":["exfiltration"],"source_references":[{"source_name":"Chunked Encoding","url":"https://requestly.com/blog/chunked-encoding/"}]},"assertions":[{"id":"enterprise:relationship--017d597b-2268-4760-baf0-0cee23906965","subject":"ATTACK:enterprise:G1040","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--017d597b-2268-4760-baf0-0cee23906965","modified":"2026-09-02T18:23:57.002Z","references":[{"source_name":"CISA Play Ransomware Advisory December 2023","url":"https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-352a"},{"source_name":"Trend Micro Ransomware Spotlight Play July 2023","url":"https://www.trendmicro.com/vinfo/us/security/news/ransomware-spotlight/ransomware-spotlight-play"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--07a569f4-ecb0-45b2-a880-3542508e9835","subject":"ATTACK:enterprise:G1014","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--07a569f4-ecb0-45b2-a880-3542508e9835","modified":"2026-09-02T18:23:57.039Z","references":[{"source_name":"Bitdefender LuminousMoth July 2021","url":"https://www.bitdefender.com/blog/labs/luminousmoth-plugx-file-exfiltration-and-persistence-revisited"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--0b36c1d0-d016-4c12-bf61-6dc14b29c7e0","subject":"ATTACK:enterprise:G0027","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--0b36c1d0-d016-4c12-bf61-6dc14b29c7e0","modified":"2026-09-02T18:23:57.067Z","references":[{"source_name":"Dell TG-3390","url":"https://www.secureworks.com/research/threat-group-3390-targets-organizations-for-cyberespionage"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--1abf4f3f-85e7-4bd1-9432-bddd40a0ad75","subject":"ATTACK:enterprise:S0264","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--1abf4f3f-85e7-4bd1-9432-bddd40a0ad75","modified":"2026-09-02T18:23:57.100Z","references":[{"source_name":"Unit 42 OopsIE! Feb 2018","url":"https://researchcenter.paloaltonetworks.com/2018/02/unit42-oopsie-oilrig-uses-threedollars-deliver-new-trojan/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--3e497bf1-4fdc-40a2-b8a2-3492c1d605e5","subject":"ATTACK:enterprise:S0150","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--3e497bf1-4fdc-40a2-b8a2-3492c1d605e5","modified":"2026-09-02T18:23:57.112Z","references":[{"source_name":"FireEye POSHSPY April 2017","url":"https://www.fireeye.com/blog/threat-research/2017/03/dissecting_one_ofap.html"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--42d043a1-0b6f-4acd-aea2-553579eb49c2","subject":"ATTACK:enterprise:C0026","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--42d043a1-0b6f-4acd-aea2-553579eb49c2","modified":"2026-09-02T18:23:57.124Z","references":[{"source_name":"Mandiant Suspected Turla Campaign February 2023","url":"https://www.mandiant.com/resources/blog/turla-galaxy-opportunity"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--45852cf6-f0e8-45b8-9636-0dee90f7d2fc","subject":"ATTACK:enterprise:S0487","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--45852cf6-f0e8-45b8-9636-0dee90f7d2fc","modified":"2026-09-02T18:23:57.137Z","references":[{"source_name":"ESET ForSSHe December 2018","url":"https://www.welivesecurity.com/wp-content/uploads/2018/12/ESET-The_Dark_Side_of_the_ForSSHe.pdf"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--681857ae-6461-4070-a2b8-1fb53972ab38","subject":"ATTACK:enterprise:S1020","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--681857ae-6461-4070-a2b8-1fb53972ab38","modified":"2026-09-02T18:23:57.149Z","references":[{"source_name":"Kaspersky Lyceum October 2021","url":"https://vblocalhost.com/uploads/VB2021-Kayal-etal.pdf"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--6aae6da8-eaf5-4139-a773-25075c4e0cc6","subject":"ATTACK:enterprise:S0644","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--6aae6da8-eaf5-4139-a773-25075c4e0cc6","modified":"2026-09-02T18:23:57.166Z","references":[{"source_name":"Talos Oblique RAT March 2021","url":"https://blog.talosintelligence.com/2021/02/obliquerat-new-campaign.html"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--727a1214-1098-4639-8482-5d6d8718de76","subject":"ATTACK:enterprise:S1200","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--727a1214-1098-4639-8482-5d6d8718de76","modified":"2026-09-02T18:23:57.179Z","references":[{"source_name":"Cybereason StealBit Exfiltration Tool","url":"https://www.cybereason.com/blog/research/threat-analysis-report-inside-the-lockbit-arsenal-the-stealbit-exfiltration-tool"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--909b065a-d857-48dc-9d6b-f7847bf613e6","subject":"ATTACK:enterprise:S0622","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--909b065a-d857-48dc-9d6b-f7847bf613e6","modified":"2026-09-02T18:23:57.191Z","references":[{"source_name":"KISA Operation Muzabi","url":"https://web.archive.org/web/20220328121326/https://boho.or.kr/filedownload.do?attach_file_seq=2695&attach_file_id=EpF2695.pdf"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--98cc96c2-b876-4e1b-bec9-cb7ea8a8e532","subject":"ATTACK:enterprise:S0154","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--98cc96c2-b876-4e1b-bec9-cb7ea8a8e532","modified":"2026-09-02T18:23:57.203Z","references":[{"source_name":"cobaltstrike manual","url":"https://web.archive.org/web/20210825130434/https://cobaltstrike.com/downloads/csmanual38.pdf"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--a0a004fe-2636-4f6d-85c7-2401768252a2","subject":"ATTACK:enterprise:M1031","predicate":"mitigates","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--a0a004fe-2636-4f6d-85c7-2401768252a2","modified":"2026-09-02T18:23:57.215Z","references":[],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--a901b584-c676-4419-9357-943de685114e","subject":"ATTACK:enterprise:S0495","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--a901b584-c676-4419-9357-943de685114e","modified":"2026-09-02T18:23:57.229Z","references":[{"source_name":"Unit42 RDAT July 2020","url":"https://unit42.paloaltonetworks.com/oilrig-novel-c2-channel-steganography/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--ac603ee0-cb62-4ad5-852a-29b70b225c5f","subject":"ATTACK:enterprise:S0699","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--ac603ee0-cb62-4ad5-852a-29b70b225c5f","modified":"2026-09-02T18:23:57.241Z","references":[{"source_name":"Mythc Documentation","url":"https://docs.mythic-c2.net/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--b351cd80-323d-4e67-a539-547a76d9e257","subject":"ATTACK:enterprise:S1040","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--b351cd80-323d-4e67-a539-547a76d9e257","modified":"2026-09-02T18:23:57.253Z","references":[{"source_name":"DFIR Conti Bazar Nov 2021","url":"https://thedfirreport.com/2021/11/29/continuing-the-bazar-ransomware-story/"},{"source_name":"Rclone","url":"https://rclone.org"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--b4c27a33-0669-4b10-a801-eb81e3563260","subject":"ATTACK:enterprise:G0007","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--b4c27a33-0669-4b10-a801-eb81e3563260","modified":"2026-09-02T18:23:57.265Z","references":[{"source_name":"Cybersecurity Advisory GRU Brute Force Campaign July 2021","url":"https://media.defense.gov/2021/Jul/01/2002753896/-1/-1/1/CSA_GRU_GLOBAL_BRUTE_FORCE_CAMPAIGN_UOO158036-21.PDF"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--ca476de5-e17e-4011-9e5b-b438299c385c","subject":"ATTACK:enterprise:C0015","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--ca476de5-e17e-4011-9e5b-b438299c385c","modified":"2026-09-02T18:23:57.279Z","references":[{"source_name":"DFIR Conti Bazar Nov 2021","url":"https://thedfirreport.com/2021/11/29/continuing-the-bazar-ransomware-story/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--d91ceccf-8a53-4a99-a71d-b471f58eaf05","subject":"ATTACK:enterprise:S1141","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--d91ceccf-8a53-4a99-a71d-b471f58eaf05","modified":"2026-09-02T18:23:57.307Z","references":[{"source_name":"ESET Turla Lunar toolset May 2024","url":"https://www.welivesecurity.com/en/eset-research/moon-backdoors-lunar-landing-diplomatic-missions/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--f291084b-a84d-452f-bd1d-d89257c7e8c2","subject":"ATTACK:enterprise:G0096","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--f291084b-a84d-452f-bd1d-d89257c7e8c2","modified":"2026-09-02T18:23:57.319Z","references":[{"source_name":"Rostovcev APT41 2021","url":"https://www.group-ib.com/blog/apt41-world-tour-2021/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--f4182c2a-c2b3-4866-9f7e-f29e0229dead","subject":"ATTACK:enterprise:S0030","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--f4182c2a-c2b3-4866-9f7e-f29e0229dead","modified":"2026-09-02T18:23:57.331Z","references":[{"source_name":"FireEye CARBANAK June 2017","url":"https://www.fireeye.com/blog/threat-research/2017/06/behind-the-carbanak-backdoor.html"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1},{"id":"enterprise:relationship--f81274dc-2f5b-47f7-b91f-70a4ebdfde95","subject":"ATTACK:enterprise:S0170","predicate":"uses","object":"ATTACK:enterprise:T1030","asserted_by":"MITRE ATT&CK","source_url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","snapshot":"enterprise-attack-20.0.json","evidence_locator":"relationship--f81274dc-2f5b-47f7-b91f-70a4ebdfde95","modified":"2026-09-02T18:23:57.345Z","references":[{"source_name":"Palo Alto OilRig May 2016","url":"http://researchcenter.paloaltonetworks.com/2016/05/the-oilrig-campaign-attacks-on-saudi-arabian-organizations-deliver-helminth-backdoor/"}],"qualification":"Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.","source_occurrences":1}],"source_snapshot":{"file":"enterprise-attack-20.0.json","url":"https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json","sha256":"81113ba98afa2928f3dcff62022539f7ce30c315c32e14422f11ff95ce534352","bytes":55271014,"checked_at":"2026-10-16T03:31:39Z"},"notices_url":"https://aol.pm/source-notices.txt","notices":"License\n-------\nThe MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use ATT&CK® for research,\ndevelopment, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce\nMITRE's copyright designation and this license in any such copy.\n\n\"© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.\"\n\nDisclaimers\n-----------\nMITRE does not claim ATT&CK enumerates all possibilities for the types of actions and behaviors documented as part\nof its adversary model and framework of techniques. Using the information contained within ATT&CK to address or cover\nfull categories of techniques will not guarantee full defensive coverage as there may be undisclosed techniques or\nvariations on existing techniques not documented by ATT&CK.\n\nALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE\nORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS,\nAGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT\nTHE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR\nFITNESS FOR A PARTICULAR PURPOSE.\n"}