MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, identified as a link farm, which redirect to external resources. One critical heuristic indicates a direct link to a known malicious redirector infrastructure. The document body appears to be obfuscated or corrupted, preventing a clear understanding of its intended lure, but the presence of numerous links strongly suggests a phishing or redirection attempt.
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=espiritualidad%20cristiana%20catolica%20pdf In PDF document text
- http://files.eguastella.com/uploads/1/3/1/8/131871690/4656610.pdfIn PDF document text
- http://files.dirt-sailing.com/uploads/1/3/2/6/132682335/1489664.pdfIn PDF document text
- http://files.whiteoakplantationbr.com/uploads/1/3/0/7/130775055/pejawabipo.pdfIn PDF document text
- http://files.graziano3d.com/uploads/1/3/1/4/131409794/f9fe0b7a5ce.pdfIn PDF document text
- http://files.bradswoodworking.com/uploads/1/3/0/7/130739247/wakinilakukigifugas.pdfIn PDF document text
- http://files.cloakanddaggerdc.com/uploads/1/3/1/4/131410234/7d300.pdfIn PDF document text
- http://files.grantsboronc.com/uploads/1/3/0/7/130776826/bfbdb3a2bd855.pdfIn PDF document text
- http://files.adventuresofangela.com/uploads/1/3/2/6/132680852/4643649.pdfIn PDF document text
- http://files.wichitafalls99s.com/uploads/1/3/2/3/132303219/4074751.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://vimenemuzez.files.wordpress.com/2020/07/musimenofiwapakigoz.pdfIn PDF document text
- https://wenajaxapat.files.wordpress.com/2020/07/fetewevudanafejatorokejaj.pdfIn PDF document text
- https://reponeliz.files.wordpress.com/2020/07/75510826313.pdfIn PDF document text
- https://xulugotar.files.wordpress.com/2020/06/lebasabibufemebabilod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2103/1832/files/59920224293.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0705/7825/files/jopaxikosadovezenev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7014/4158/files/84862328747.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7235/6513/files/54708059606.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1262/0447/files/vurabim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/resozelofik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mozesuseb.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_off00019c30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19C30 | 4872 bytes |
SHA-256: 62a2edca292dc1500ac60ee980aa5807bcc19ce56bc46f5222e5e410b5e37b16 |
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font_01_sfnt_off0001acb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1ACB9 | 10152 bytes |
SHA-256: 88a79804363af5169560b10bf592558759f5b347d7ad7f0a2732f7047635550a |
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