MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link farm and a direct link to a known malicious redirector, suggesting a phishing or scam attempt. The document body, though heavily obfuscated, contains text related to a school website and the malicious URL. The primary malicious URL is https://ttraff.club/wix?keyword=happy+valley+high+school+website, which is likely used to redirect the user to a malicious site. The presence of numerous PDF links, many hosted on shopify.com, indicates a link farm designed to improve search engine ranking for malicious content.
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.club/wix?keyword=happy+valley+high+school+website In PDF document text
- http://nenatelo.amyandrewsmusic.com/uploads/1/3/1/4/131482995/9098735.pdfIn PDF document text
- http://files.hickmanfootball.com/uploads/1/3/0/7/130776788/kamubumul-dobozokowobiz.pdfIn PDF document text
- http://vuvujireb.southtownscatholic.org/uploads/1/3/1/3/131384169/zojuvajo_rudubex_lasibutarezuza_lubigeroro.pdfIn PDF document text
- http://files.enjoyourlife.net/uploads/1/3/1/4/131437953/lonoj_buxizigosux.pdfIn PDF document text
- http://files.modest-couture.com/uploads/1/3/1/4/131453695/tizosazumazujes-sefufugudile.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/1/0429/5006/6339/files/32482567675.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3410/8323/files/dupegajafel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/43106273748.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4995/0111/files/3716321656.pdfIn PDF document text
- https://e299cd96-f5fa-4e4d-b8e8-22454be6cfe7.filesusr.com/ugd/f08e01_679e309ffc6a4bc384e90ec11d4089a6.pdf?index=trueIn PDF document text
- https://e44c3155-bca1-4daa-ab8a-460573827c12.filesusr.com/ugd/58a813_970dad472a4e47d593e0db25c6010caa.pdf?index=trueIn PDF document text
- https://3f25dd9f-3614-4f1d-a894-2d288cdfd54f.filesusr.com/ugd/1c44ce_b308310ca3c54b70af27cb9cde96d5a4.pdf?index=trueIn PDF document text
- https://5dd11264-e94b-46c0-ad94-8984b9cf59d4.filesusr.com/ugd/18f527_c1b8404c182049da95fa36559e552994.pdf?index=trueIn PDF document text
- https://911213cb-95bd-44ce-ab8a-bf6d018e9def.filesusr.com/ugd/d2759c_a67df5bdd8ab439fbb5ff1348e21ddad.pdf?index=trueIn PDF document text
- https://17b947f8-44f0-4138-b81c-7e630413ea7d.filesusr.com/ugd/18f527_cb59c87ddc5f4345b0d0f7de2fc311d2.pdf?index=trueIn PDF document text
- https://8496119b-30b7-4f3f-94d1-1510522d5f09.filesusr.com/ugd/5bb01c_0dfe8496ddab4755a6711baf5faec18d.pdf?index=trueIn 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_off000051f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51F7 | 5452 bytes |
SHA-256: ce1e051a59c698a13db3c8326b960b9e17398d6e5318496a786db3459c765893 |
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font_01_sfnt_off000064a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64A0 | 10856 bytes |
SHA-256: a4f8b11ef454403e7130da3ddd640503318da1c96a2699f763c89e2e653bbd79 |
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