MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links pointing to various PDF files hosted on disposable domains, indicating a link farm or SEO manipulation tactic. ClamAV and ML classifiers flagged this file as malicious, with the PDF_SEO_LINK_FARM heuristic specifically identifying a mass of external links. The embedded URLs suggest a distribution mechanism for potentially malicious content or phishing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ponafet.ru/award?keyword=beginner+s+guide+to+digital+painting+in+photoshop+characters+pdf+download PDF link annotation
- http://finonit.mypressonline.com/where_do_babies_come_from_book_for_7_year_old.pdfIn PDF document text
- https://narofuputukate.weebly.com/uploads/1/3/4/5/134585455/ac3a4.pdfIn PDF document text
- http://sifuzifixezija.medianewsonline.com/alter_ego_3_gratuit.pdfIn PDF document text
- http://dabedera.mygamesonline.org/types_of_cyberbullying.pdfIn PDF document text
- https://xufetujada.weebly.com/uploads/1/3/4/7/134745175/mibokavok.pdfIn PDF document text
- http://birapemotafew.mygamesonline.org/studies_in_pessimism_schopenhauer.pdfIn PDF document text
- https://sutivekawexebe.weebly.com/uploads/1/3/1/6/131636655/1933233.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4392218/normal_6024fbe86f85d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369146/normal_5fd0f1e52ecf3.pdfIn PDF document text
- http://tameeniraq.com/dipoxavoraz669a0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424025/normal_5fd83f8b028e6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420476/normal_60269cf1aca9f.pdfIn PDF document text
- http://gejudoxe.mypressonline.com/bujawufukim.pdfIn PDF document text
- http://wopizup.mypressonline.com/dell_optiplex_780_power_supply_not_working.pdfIn PDF document text
- http://pl50off.info/1228747522abiy3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4453332/normal_603ecf092b4e4.pdfIn PDF document text
- http://jilavixit.medianewsonline.com/37309962368.pdfIn PDF document text
- http://gratoraama.website/lagu_the_chainsmokers_new_song_20174so2u.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407788/normal_6021f311173f3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4401983/normal_600afd2015b31.pdfIn PDF document text
- http://warowusavi.mywebcommunity.org/pedro_camina_sobre_las_aguas_biblia.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370278/normal_6009bcae83a90.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380695/normal_6010f24e2468f.pdfIn PDF document text
- http://ipatovaalena.ru/what_is_the_role_of_an_eye_in_handmaids_taleefup2.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://bebovufuvuji.myartsonline.com/wasezovekitululetoz.pdfIn PDF document text
- http://zatuvejamubolo.atwebpages.com/13316470095.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f26d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF26D | 5556 bytes |
SHA-256: 3eac0f79e274726c28f17599b4871625e59defe4342c0096596272e8261a3dc0 |
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font_01_sfnt_off00010568.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10568 | 10492 bytes |
SHA-256: eee0eb8b187f51a987ac04880cd096d82fc2c353e3cea079a8479d8e3d5b744c |
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