MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) which is flagged as malicious. The document body, though heavily obfuscated, contains text related to 'Trends in the periodic table pdf' and a URL that appears to be part of an SEO link farm designed to drive traffic or distribute malicious content. The presence of multiple PDF links and the use of a redirector suggest an attempt to manipulate search results or lure users to malicious sites, likely for phishing or malware distribution.
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.com/pify?keyword=trends+in+the+periodic+table+pdf In PDF document text
- http://files.okusag.com/uploads/1/3/0/7/130739601/97d04a1adec2c7.pdfIn PDF document text
- http://files.audrashouseofcakes.com/uploads/1/3/2/7/132740804/wibuzidunigep_girusativode_lirimurefuwo.pdfIn PDF document text
- http://zobuj.derekpublishing.co/uploads/1/3/0/7/130776257/sikegejitagegepogu.pdfIn PDF document text
- http://files.dtranquility.com/uploads/1/3/0/7/130775466/xopopel-xeteboxuga-xazatokugu.pdfIn PDF document text
- http://files.waiaholenurserygardenandfloralgifts.com/uploads/1/3/0/7/130738870/vanowimirov.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/1/0428/0749/2775/files/monoprice_select_mini_v2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5967/5293/files/23452975924.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3013/4427/files/4905434134.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8180/9558/files/50506245217.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5107/3192/files/how_do_you_cheat_on_2048.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8432/4770/files/pezafazevat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0470/7491/files/21585302361.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/bernal_diaz_del_castillo_biografia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4288/2215/files/9368128565.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6936/5654/files/79884263316.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/646255477.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_off00006cc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CC0 | 5332 bytes |
SHA-256: 7e68fea52edbcad7b18ffff0603cec5f35fb8b02876a14db0d6a06d7641a3f56 |
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font_01_sfnt_off00007ecf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ECF | 10120 bytes |
SHA-256: b5403d027ccbf60c8c54720f5249f12a218b949a6714de482db3c510e96016d6 |
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