MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as a link farm and detected as malicious by ClamAV and an ML classifier. It contains numerous external links, many pointing to disposable hosting services, suggesting a phishing or SEO manipulation scheme. The embedded URLs likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://baarspo.ru/strik?utm_term=por+que+es+importante+el+sistema+circulatorio+para+ni%25C3%25B1os PDF link annotation
- https://nokivuvaxeg.weebly.com/uploads/1/3/4/5/134594014/4df86caeb56e.pdfIn PDF document text
- https://falufanimuv.weebly.com/uploads/1/3/4/3/134377488/2e761b02a0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501794/normal_605cb255c3d4e.pdfIn PDF document text
- https://lugijuvumefabi.weebly.com/uploads/1/3/4/7/134761930/litovozasul.pdfIn PDF document text
- https://xabizukilitexe.weebly.com/uploads/1/3/4/3/134335342/nozetanegunonu.pdfIn PDF document text
- https://xizirujikalowev.weebly.com/uploads/1/3/1/4/131454807/6cffc666f51c9af.pdfIn PDF document text
- https://xowitato.weebly.com/uploads/1/3/0/7/130776358/7671606.pdfIn PDF document text
- https://gebapawuvafiv.weebly.com/uploads/1/3/4/5/134519736/mejibewexoxogep-betexaf-xekisudubuman-neliw.pdfIn PDF document text
- https://gikejujeg.weebly.com/uploads/1/3/5/9/135966421/1583598.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426418/normal_601386cb176f6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459936/normal_6002e1d634143.pdfIn PDF document text
- https://lezewetamijes.weebly.com/uploads/1/3/4/3/134314200/jitefeso.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446511/normal_60567f29dfed7.pdfIn PDF document text
- https://pujowelitolav.weebly.com/uploads/1/3/1/4/131438356/3807237.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/bacbef47-529d-450a-9745-40ba5a6af6fb/metal_gear_solid_1_ps3_reddit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/abbbfa56-a547-42f5-b4f8-0493d36f9b98/ranubix.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/40ad0045-bc8f-48da-a64b-5106f6157acc/short_stories_in_english_for_students.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4bfa1463-899b-4a0a-9836-b23fc83b04cf/les_miserables_film_liam_neeson_cast.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1f34aa95-8a92-4766-b535-1ad71f2b733e/is_the_plant_paradox_a_keto_diet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/81e5e8d7-d2c1-461b-b0e4-04569327de64/nora_roberts_the_awakening_the_dragon_heart_legacy_book_1.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/63b7a3e0-25a2-4447-95da-70deb24604c0/project_management_jobs_in_california.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e83d173f-264a-4828-9869-ed57e9865bde/78785468884.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_off0000f7fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7FD | 5416 bytes |
SHA-256: c56d20d9d17060cdffbe038922811b14b744c47a52eb5897be0535d37c885855 |
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font_01_sfnt_off00010a14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A14 | 11640 bytes |
SHA-256: cdf298a484e371d53160e738f98284303efaab0f0f2ef00921b3974397028c4c |
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