MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous links, many of which point to a redirector service that appears to be part of a link farm designed for SEO manipulation. The primary lure, 'Cheppave chirugali movie bgms', is likely a tactic to attract users searching for specific content, leading them to potentially malicious PDF downloads. The presence of multiple PDF links and a redirector suggests an attempt to distribute further malicious content or phish for information.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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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://ttraff.cc/pify?keyword=cheppave+chirugali+movie+bgms In PDF document text
- http://files.robotitechnologies.com/uploads/1/3/0/7/130775493/rilirukot-kasokoke-ridavusulizufu.pdfIn PDF document text
- http://files.friendsofmiddleboroughcemeteries.org/uploads/1/3/1/4/131437919/dawopiw-luvobupu.pdfIn PDF document text
- http://files.thebrooklynbarberacademy.com/uploads/1/3/1/3/131398362/4a55f85be9edc.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2811/9706/files/legudiwijipelisuwapo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6539/9713/files/contoh_report_text_tentang_global_warming.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9827/4978/files/fundamentals_of_computer_networking_and_internetworking.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/8127/4278/files/506_assignment_answer_in_english_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5710/0453/files/convert_to_word_docx.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5153/2963/files/xemiduvotowazikok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2010/7428/files/joxotinisideto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0957/1989/files/pathologie_de_l_appareil_urinaire.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8634/7414/files/48704753316.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7790/2241/files/24321635199.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7301/0850/files/el_cambio_climatico_en_argentina.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_off00004a32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A32 | 5452 bytes |
SHA-256: ae04da0d32c2eeb815002f418604f28c66bcb099adbdc67fb567f4c65b7cd347 |
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font_01_sfnt_off00005c9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C9C | 9848 bytes |
SHA-256: 51fd5992b52b8a219f549a656e4044f8aed81d2999f263e091e410d3588213e8 |
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