MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service that is flagged as malicious. The document body and heuristics indicate a lure for free downloads, specifically mentioning 'the umbrella academy comic espa ol pdf descargar gratis', which leads to a malicious redirector. This suggests a phishing or scam attempt to drive traffic to malicious infrastructure.
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.ru/pify?keyword=the+umbrella+academy+comic+espa%25C3%25B1ol+pdf+descargar+gratis In PDF document text
- http://files.danielkies.com/uploads/1/3/1/3/131398085/wifizazarifakomoras.pdfIn PDF document text
- http://milexodel.ryleyskelton.com/uploads/1/3/1/6/131606349/9216711.pdfIn PDF document text
- http://files.alderleyltc.com/uploads/1/3/0/7/130738841/pijitowujonim.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0429/3538/6265/files/67983345217.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9120/5021/files/73134782566.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9938/9080/files/60985384475.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5446/5175/files/kevin_gates_satellites_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5345/7320/files/jezawupabapipamawo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1682/0635/files/lista_de_exercicios_de_analise_combinatoria_com_resoluo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5059/8562/files/siroliguw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8770/8825/files/active_english_book_1_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1234/9334/files/josafel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4579/6512/files/jiwujonudepi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3796/4960/files/badinerie_flute_bach.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4047/2229/files/repenanegazenosijiju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2425/9992/files/sikes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9825/1165/files/91279450930.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000056cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56CB | 5748 bytes |
SHA-256: 7e22709483451ab8c963afcefeaefd7b648fea2ee4f41299ae43a5e3c48b4355 |
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font_01_sfnt_off00006a29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A29 | 10936 bytes |
SHA-256: a3a62eb33f6c83f3151d063b1013b0066d6f79b7b21844ddd6d57974fcf2b53e |
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font_02_sfnt_off00008e3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E3E | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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