MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF document employs social engineering tactics, presenting itself as a 'calendar creator program free' and urging the user to click a download link. The embedded URL, https://ttraff.cc/pify?keyword=calendar+creator+program+free, is identified as a malicious redirector, likely leading to a secondary payload or phishing page. The document also contains a large number of links to other PDFs hosted on Shopify, suggesting a link farm or SEO manipulation strategy to increase visibility for malicious content. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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/pify?keyword=calendar+creator+program+free In PDF document text
- http://files.terranceodette.ca/uploads/1/3/1/3/131398010/d7f2f759f.pdfIn PDF document text
- http://files.dalcpapc.net/uploads/1/3/1/4/131406505/5864517.pdfIn PDF document text
- http://files.burnoutsolutions.com.au/uploads/1/3/0/7/130739916/b8019cf4.pdfIn PDF document text
- http://kanamosum.plantoprosper.com.au/uploads/1/3/1/4/131405927/88d257af.pdfIn PDF document text
- http://files.fultonschoolspolice.com/uploads/1/3/0/7/130775922/kozowurivun.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/1/0437/1808/2709/files/add_text_to_acrobat_pro_9.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1458/6521/files/set_up_a_web_server.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5343/9383/files/59335446719.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8851/9080/files/20799888256.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4309/3660/files/mpdf_border_radius_not_working.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4777/8469/files/kamoripirovagogex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/0319/6070/files/psychological_assessment_kaplan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6924/3553/files/simafamumorikot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/dumexadewopibi.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_off00007b5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B5D | 5204 bytes |
SHA-256: 3419b13c0c9bd74f58641e226c46413c2310097157469329254e9adf8adbfb51 |
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font_01_sfnt_off00008cfa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CFA | 10108 bytes |
SHA-256: 6676f994edfa48b09970e5effc9a5f5ebbfa06d4b7bfa47cafe4d640c5e316dd |
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