Malware Insights
The PDF file contains numerous external links, many pointing to SEO-optimized PDF download sites, suggesting a link farm or phishing lure. One prominent URL, 'https://lozipotod.ru/strik?utm_term=linux+commands+list+with+examples+pdf+free+download', is presented as a free download for Linux commands, which is a common lure. The heuristic 'SE_CLIPBOARD_COMMAND_LURE' indicates the document attempts to trick the user into executing commands via the clipboard, further supporting a malicious intent. ClamAV also detected this file as 'Pdf.Phishing.Trojan'.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 7
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LUREDocument tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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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://lozipotod.ru/strik?utm_term=linux+commands+list+with+examples+pdf+free+download PDF link annotation
- https://sovomebidug.weebly.com/uploads/1/3/1/3/131379042/kuvukusemig.pdfIn PDF document text
- https://bonuxomudod.weebly.com/uploads/1/3/2/8/132814593/butalezejorej-waxexekuromekek-vebanunobut.pdfIn PDF document text
- http://pornbustyvids.com/feral_spay_and_neuter_clinic_near_me8thj7.pdfIn PDF document text
- http://visiblawty.com/aula_internacional_1_audio_cd_free3ukiy.pdfIn PDF document text
- https://zitujizu.weebly.com/uploads/1/3/4/7/134731650/b446eceeb.pdfIn PDF document text
- https://litizabege.weebly.com/uploads/1/3/4/7/134713043/8628017.pdfIn PDF document text
- http://streichpack.online/xuzutewinofipegbh.pdfIn PDF document text
- http://expressvpn.store/the_day_of_the_jackal_full_movie_19740kdr.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/18a6dc38-1a88-47a5-8b3a-3836ed218ff8/kopekeripovexajegawu.pdfIn PDF document text
- https://s3.amazonaws.com/xugigabitulu/27596048266.pdfIn PDF document text
- https://s3.amazonaws.com/fobupojowojon/bangladeshi_gaana_song.pdfIn PDF document text
- https://s3.amazonaws.com/luramamelolem/69790290689.pdfIn PDF document text
- https://s3.amazonaws.com/didowugorokirug/child_booster_seat_guidelines_uk.pdfIn PDF document text
- https://s3.amazonaws.com/rodakarugupoko/29478262816.pdfIn PDF document text
- https://s3.amazonaws.com/nakevoja/vatulilejamamajeritem.pdfIn PDF document text
- https://s3.amazonaws.com/kovibu/2006_ford_ranger_3.0_v6_towing_capacity.pdfIn PDF document text
- https://s3.amazonaws.com/rizezobabub/newubataguzotejunitas.pdfIn PDF document text
- https://s3.amazonaws.com/zafibimutadoti/google_sheets_count_multiple_criteria.pdfIn PDF document text
- https://s3.amazonaws.com/bejikefowu/26068786573.pdfIn PDF document text
- https://s3.amazonaws.com/xufujofaleki/mergermarket_global_regional_m_a_report_2019.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/725dd80c-eb7b-4ba3-b490-fdc14b371eab/99274874473.pdfIn PDF document text
- https://s3.amazonaws.com/pulujolatepuv/wemefotadirulaneresoxuziv.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d0ebf40a-5cec-4cae-8269-e6a4a86a5cd7/38781441620.pdfIn PDF document text
- https://s3.amazonaws.com/xezonijida/crossbill_guides_extremadura.pdfIn PDF document text
- https://s3.amazonaws.com/limewub/xisulejesitima.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_off00010af4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AF4 | 5496 bytes |
SHA-256: 0733ddbe1c50015c43067bf438f396e0d26370b6401649699e40e05b27bd5e77 |
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font_01_sfnt_off00011d97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D97 | 11040 bytes |
SHA-256: ca19ad80213f827125b19beed96e9cf1930bcffd09cf15c33bb81f12afe95cd9 |
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