MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to redirector infrastructure, specifically identified as a link farm for SEO purposes. The primary redirector URL, 'https://ttraff.cc/wb?keyword=el%20antiimperialismo%20y%20el%20apra%20resumen%20pdf', is flagged as malicious. This indicates a phishing or scam attempt, likely using the document as a lure for users to click on malicious links.
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.cc/wb?keyword=el%20antiimperialismo%20y%20el%20apra%20resumen%20pdf In PDF document text
- http://files.teachlearnconnectfcs.org/uploads/1/3/1/6/131606673/d7e6c.pdfIn PDF document text
- http://files.truelightchristianschool.org/uploads/1/3/1/4/131437515/2624507.pdfIn PDF document text
- http://files.buildingyoureternity.org/uploads/1/3/1/4/131407106/9793031.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/1/0432/7338/8190/files/vusazagufejadixo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2371/9845/files/44124254843.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2168/0283/files/mafukiruwumubazafeb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4126/8647/files/foxetokedojem.pdfIn PDF document text
- https://jekiwex.files.wordpress.com/2020/06/73572536842.pdfIn PDF document text
- https://raneguwuvaxa199338652.files.wordpress.com/2020/06/misuwirin.pdfIn PDF document text
- https://wovabaximiro.files.wordpress.com/2020/07/tafoxam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5047/5413/files/55737712204.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5554/5497/files/jifubewumipaxopefoxuvo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3127/3365/files/giteta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7451/9201/files/wenowajoxipugabudoposude.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xaxigeruver.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4556/1254/files/fubekeremosuvinalafab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7978/5891/files/jibofopita.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/potiwabuvufepatene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9334/3899/files/kodipovukog.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
🗂 Part of campaign:
ricasbrainstormroom.com
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009207.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9207 | 5128 bytes |
SHA-256: 3bbddc9bcaeafa1d9f30d4af782529d5509ce6f1d632aa76911089b70e25ef47 |
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font_01_sfnt_off0000a35f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA35F | 11136 bytes |
SHA-256: 1eac6f8d7964d08cf391e30c17b3c847ae509d3fe7843097aee314f34ae3d35e |
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