MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of links, many of which point to a redirector service and then to other PDF files. The document body content, though heavily obfuscated, appears to be related to product reviews, suggesting a lure for phishing or malware distribution. The presence of numerous external links and a critical heuristic firing for malicious redirector links indicates a high likelihood of malicious intent.
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/pify?keyword=samsung+5.+2+front+load+washer+reviews In PDF document text
- http://files.southwesterngmtc.com/uploads/1/3/1/8/131856079/d7a3140bf.pdfIn PDF document text
- http://files.volkerspatchcollection.com/uploads/1/3/1/3/131379700/a55d09d51475.pdfIn PDF document text
- http://files.georgia-sabatier.com/uploads/1/3/1/4/131437813/26e055230289019.pdfIn PDF document text
- http://files.bridlewiseridingacademy.com/uploads/1/3/1/3/131383514/03f6a3eaeef5f.pdfIn PDF document text
- http://files.fatdtogo.com/uploads/1/3/1/1/131164311/puxuk_lazumub_mizilurefuziwo_patubajozaka.pdfIn PDF document text
- http://files.the-crazycucumber.com/uploads/1/3/0/8/130813663/lepitujet-ratovoma-mobutizodamosa-wazipilax.pdfIn PDF document text
- http://files.kakneslandscape.com/uploads/1/3/1/4/131406744/c435f12751035a2.pdfIn PDF document text
- http://files.mikehallviolin.com/uploads/1/3/0/7/130739180/270853b10.pdfIn PDF document text
- http://files.caterworldeventequipment.com/uploads/1/3/1/4/131413362/fabajaliwosum.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://mirusafib.files.wordpress.com/2020/07/paboke.pdfIn PDF document text
- https://guxipuxego.files.wordpress.com/2020/06/xuvel.pdfIn PDF document text
- https://kugedabi.files.wordpress.com/2020/07/70462666659.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/56966684837.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2451/5229/files/80286186242.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2666/8952/files/baruzulogakufokumusisuvo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7339/7145/files/gopopezunixa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dewefezagabujam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7462/6470/files/99268493276.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/88487040432.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_off000062e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62E9 | 5744 bytes |
SHA-256: b44a8261e1a1ec736943bea2b29511b9ffe9d03df70be5e85533530ce3a4d70f |
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font_01_sfnt_off0000765e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x765E | 15100 bytes |
SHA-256: c2c4e908adbead731753295c954203536f4464f1eb9112d9e6f91dabd5dbe8b4 |
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