MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/wix?keyword=pdfgrabber+7.0+license+key'. Additionally, it exhibits a low-signal heuristic for a visual download button lure, suggesting a social engineering attempt. The document body, though partially corrupted, contains references to the malicious URL and other URLs hosted on Shopify, likely part of a link farm to improve search engine ranking for malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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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/wix?keyword=pdfgrabber+7.0+license+key In 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/1/0429/3948/2275/files/38705532719.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3191/9765/files/michigan_steelhead_fishing_report_manistee_river.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0460/0142/2497/files/tojukovanasigajo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8741/9806/files/27929375589.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9413/8268/files/guia_de_los_movimientos_de_musculaci.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_76d0cdb03cbe4eefb51f5c5877cff0e5.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_e3412b6fb3b5451aa6a36a134e74a7df.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_579b2d69560a44cb9ac5659624830d5e.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_36fb915e0096447898b6b4d3571db319.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5259/6374/files/bodowexolatapevumo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8098/1403/files/27831253463.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0136/3107/files/27792719413.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1970/6273/files/30412365519.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000523d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x523D | 5752 bytes |
SHA-256: 19fd6ec01fa73eed63d59d7dd78599692016cd3323577ab79e2f5689a0ab6da8 |
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font_01_sfnt_off000065ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65EA | 10536 bytes |
SHA-256: 054d1a6cfbb8b37ac34a10f9f7141de5c62e3cb62565ed9dafedc92f9b040129 |
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font_02_sfnt_off00008a0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A0F | 16096 bytes |
SHA-256: 301fb2f14aa1e9a5cf8540ebf40f17e8311eb9ba756e1d76589e408feb703965 |
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