MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains references to the URL 'https://ttraff.com/pify?keyword=unf+bolt+tightening+torque+chart+pdf', suggesting a lure to a malicious site. The presence of a link farm heuristic further indicates an attempt to distribute malicious content through a large number of external links.
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=unf+bolt+tightening+torque+chart+pdf In PDF document text
- http://files.9lazy3leather.com/uploads/1/3/1/4/131483337/tirorawobadox-vovegumase-vuseneguvozog.pdfIn PDF document text
- http://tukomaje.sensoryfriends.com/uploads/1/3/0/7/130739113/rosewitegawe.pdfIn PDF document text
- http://files.divinedonutsusa.com/uploads/1/3/2/6/132683330/fozexofowadel-zewenavaxuse-nereki-labedum.pdfIn PDF document text
- http://files.bistrollinc.com/uploads/1/3/1/1/131164002/bobiz.pdfIn PDF document text
- http://files.arphathip.com/uploads/1/3/0/7/130739553/mawaja_gefabepim_tobibexajad.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/1/0438/4371/5222/files/98319822926.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6038/7227/files/mubomokevazozaga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4170/2567/files/25558120839.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/3198/1220/files/printable_wedding_invitations_templates_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2988/7136/files/78227787620.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3276/2785/files/65481865136.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dejozetopugewafapo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7873/0403/files/antigone_jean_anouilh_lewis_galantiere.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3488/5796/files/92683991023.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5152/4008/files/79964755522.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7677/2250/files/60317955857.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2356/3925/files/latababisomixifoletoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3341/9160/files/furezelebutepujen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5547/1006/files/arte_de_la_prudencia_baltasar_gracin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2901/1359/files/crown_of_thorns_worksheet.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_off000078a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78A5 | 5496 bytes |
SHA-256: c6a6fe96acdafbaf38b7b0722a22205fd1db75c5b3ee107a2ac4d1fcae47ba12 |
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font_01_sfnt_off00008b36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B36 | 14748 bytes |
SHA-256: 4f870fc4844b5266de13bce0f28d988d7cb91069949ef567ec28ccbfa4cf1b9a |
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