MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, specifically as a phishing trojan. It contains a link farm with numerous external URLs, suggesting an attempt to redirect users to malicious sites. The presence of embedded JavaScript, though not explicitly detailed in the provided evidence, is a common technique for executing malicious actions within PDFs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://infrive.ru/pbw?utm_term=how+to+rotate+something+90+degrees+counterclockwise PDF link annotation
- https://kitenogoxaginup.weebly.com/uploads/1/3/5/2/135298643/fuwupezi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459162/normal_6027dccaadefd.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4406516/normal_604b4318e5b0d.pdfIn PDF document text
- https://kijemaroxajum.weebly.com/uploads/1/3/5/3/135397629/9252626.pdfIn PDF document text
- https://naxufagu.weebly.com/uploads/1/3/4/7/134713872/78a7fd69f4.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fosirodovo.pbworks.com/f/18733837925.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f95536df-3add-4d82-804d-c176be46ad34/best_app_for_hotel_booking.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2b2c2b26-bed6-4749-afd5-9bb24a255c0b/smooth_ride_synonym.pdfIn PDF document text
- http://bofamawetodo.pbworks.com/f/exercises_past_simple_and_present_perfect_with_answers.pdfIn PDF document text
- http://gosirata.pbworks.com/f/lesen__schreiben_b1_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/62db9d9a-e573-481d-a58c-bbb24048da64/ludufegapelufizisaf.pdfIn PDF document text
- http://bevojoluvu.pbworks.com/f/47482599368.pdfIn PDF document text
- http://visetululiv.pbworks.com/w/file/fetch/144423099/adobe_illustrator_template_free_download.pdfIn PDF document text
- http://masawumel.pbworks.com/w/file/fetch/144428133/bahubali_1_telugu_movie_songs_download.pdfIn PDF document text
- http://viluxese.pbworks.com/w/file/fetch/144429027/teaching_assistant_interview_questions_and_answers_safeguarding.pdfIn PDF document text
- http://sepaxebi.pbworks.com/w/file/fetch/144414048/negowujuxuxenarapageveza.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f0d80393-6357-41a8-aa31-bd62ae4bdbac/faxedamoxuzuweviponajedi.pdfIn PDF document text
- http://zopujoxobug.pbworks.com/w/file/fetch/144419511/samsung_company_swot_analysis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/94f7fb6e-3d6e-411a-b474-2fd4d6b9163f/27965141475.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a4e90fb1-eb45-408b-8552-c63d616b0c10/dipomasonoj.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_off0000cc2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC2C | 5768 bytes |
SHA-256: 5909c11cd0e738fb5dd47d984bc8f1750864d7e1dc9e010d28f905582ec05c5a |
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font_01_sfnt_off0000dfb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFB3 | 10128 bytes |
SHA-256: 5d4831608ded1413cdd27a1d4004594bb228632ef66220e5d6d56d67dae5185e |
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