MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains numerous embedded links, a common tactic for phishing or malware distribution. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is used to obscure the final destination. The document body, though heavily obfuscated, contains text related to a book anthology and the PDF creation tool, suggesting a lure. The presence of many external PDF links, including those hosted on Shopify, indicates a link farm strategy to potentially distribute further malicious content or to improve SEO for malicious sites.
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=the+scribner+anthology+of+contemporary+short+fiction+table+of+contents In PDF document text
- http://gerox.annehuthartist.com/uploads/1/3/1/3/131379641/wevek-bebigikaz-moxarijipixo-wikakizatip.pdfIn PDF document text
- http://siroto.visedal.org/uploads/1/3/0/8/130814328/pitudajuwewojug-kuzuzebewan.pdfIn PDF document text
- http://liwobelu.uamanchester.com/uploads/1/3/2/7/132712354/7027785.pdfIn PDF document text
- http://jopapu.oneilllab.com/uploads/1/3/1/6/131606490/fd4f011e457e2e.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/1/0432/7600/9622/files/i_am_alone_images_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8954/2809/files/buffer_app_android.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5271/9515/files/karanofidezate.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1887/1207/files/sokabizawikolir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6779/3817/files/poganozotunise.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2036/1629/files/1998_yamaha_timberwolf_250_service_m.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5222/1091/files/11338332241.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8845/4559/files/formation_aftral_montpellier.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4012/6614/files/ludiruxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5058/2684/files/88604486887.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7714/7547/files/adobe_flash_player_windows_10_64.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/muxajuvorupi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1056/3994/files/34429462459.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:
longrangeacademy.com
4 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004f3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F3D | 5620 bytes |
SHA-256: 85ad03cc42a272efa536e6d2056727d4f3ed0fab79d374ae498bbd8d9e30d770 |
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font_01_sfnt_off00006232.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6232 | 9836 bytes |
SHA-256: 52d1223574cf8480f02752b25d22fd588973a637240a77c72b1cffa07d7c9ce5 |
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