MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic firing indicating it points to known malicious redirector infrastructure. The document body, though heavily obfuscated, suggests a lure related to 'ethical altruism'. The primary malicious URL identified is https://ttraff.com/wb?keyword=ethical%20altruism%20pdf, which is likely used to redirect users to a phishing or malware-hosting site.
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/wb?keyword=ethical%20altruism%20pdf In PDF document text
- http://files.fotsga.com/uploads/1/3/0/8/130814411/155b35a1.pdfIn PDF document text
- http://files.jameswolverton.com/uploads/1/3/0/7/130775734/maguzog-bubirizeror-rogijinegeg-bawurod.pdfIn PDF document text
- http://files.literallyanythingmovies.com/uploads/1/3/0/8/130813841/pizavoru.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/1/0432/1479/9012/files/jovegene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5461/2123/files/wajosofumikid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8219/5879/files/24736283613.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3577/1558/files/21979308137.pdfIn PDF document text
- https://wovuvel596308806.files.wordpress.com/2020/07/kuxewudipef.pdfIn PDF document text
- https://zadevexidag.files.wordpress.com/2020/07/wijupivavilivokulomi.pdfIn PDF document text
- https://dadikopur.files.wordpress.com/2020/07/xedegepepeb.pdfIn PDF document text
- https://ladubine.files.wordpress.com/2020/06/51253893359.pdfIn PDF document text
- https://xupafib.files.wordpress.com/2020/06/61417469185.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3826/7809/files/nogifetevuwafanufa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/94448736580.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9577/7699/files/73728324182.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6295/9006/files/jukapuzedevuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4536/3610/files/41664868884.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8865/0142/files/30607933039.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9164/8929/files/65354671290.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3531/1775/files/79145693424.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_off0000711a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x711A | 4900 bytes |
SHA-256: 30f602738b885e1182e253872f311a5a89a26f57a1503be0ff8afed2bb2664d9 |
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font_01_sfnt_off000081b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81B9 | 10420 bytes |
SHA-256: 047df174d809d32fc0d3b458ede8c1e42b816d4a761200296c92c9031be53937 |
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