MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service, suggesting a phishing or scam attempt. The document body and heuristics indicate a lure for a 'Casio 991 calculator manual' which redirects to the malicious URL https://ttraff.com/pify?keyword=casio+991+calculator+manual. The presence of embedded URLs and the ML classifier strongly indicate malicious intent, likely for credential harvesting or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.com/pify?keyword=casio+991+calculator+manual In PDF document text
- http://files.jcardinahlprints.com/uploads/1/3/0/7/130775784/bogekokedezalu.pdfIn PDF document text
- http://files.cockburnarchitecture.co.uk/uploads/1/3/1/4/131453302/48d552374b.pdfIn PDF document text
- http://files.adimef.com/uploads/1/3/1/4/131437123/sewexazurobada_litatu_zotowofefu_puvifapik.pdfIn PDF document text
- http://zatereb.inkonivory.ca/uploads/1/3/1/3/131383297/a8cab5ed24.pdfIn PDF document text
- http://files.merrellmusic.com/uploads/1/3/0/7/130776394/8517037.pdfIn PDF document text
- http://edu.casio.comCASIOIn 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/1/0427/5165/6102/files/gonuvujixusox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0459/8978/9853/files/attack_on_mumbai_26_11_full_movie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/4374/1845/files/74420391526.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5963/2545/files/behavioral_interview_questions_and_answers_examples.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5432/6179/files/35095697941.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9721/8471/files/bulking_for_endomorphs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3774/4534/files/44831012826.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9850/3336/files/56313013059.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6263/2360/files/github_change_remote_origin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8526/7097/files/sql_server_2020_interview_questions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/5902/5822/files/6344844153.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8856/6677/files/89044545660.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9369/5391/files/92306087089.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_off000062c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62C4 | 5056 bytes |
SHA-256: a72ade7c9e7c92514a392b7e6d45f253b3ea932bc52b17127c44c4e2612d7458 |
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font_01_sfnt_off000073da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73DA | 10208 bytes |
SHA-256: a265e747aedb91f26940f3d0a01aa7206f7d89d7db19682fec0b91049e0432a6 |
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