MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector infrastructure known for malicious activity. The document body, though heavily obfuscated, contains a URL that is also present in the heuristics, indicating a deliberate attempt to lead users to potentially harmful content. The ML classifier strongly flagged this PDF as malicious.
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.ru/pify?keyword=black+and+decker+20v+weed+eater In PDF document text
- http://files.darylglinntanner.com/uploads/1/3/1/8/131856326/gokijimudipalu-wunen-rebepexukijoge.pdfIn PDF document text
- http://files.yucatancustomfurniture.com/uploads/1/3/0/7/130739094/linepetevu_jowirufu.pdfIn PDF document text
- http://wifolasup.tailoredmuse.com/uploads/1/3/0/9/130969352/wubek.pdfIn PDF document text
- http://files.makeamarkfoundation.org/uploads/1/3/1/8/131856950/gosati-besosagijanutos.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/5285/0586/files/30189229304.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3529/5905/files/10060026676.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4357/7256/files/zutibizivalibugadov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6775/8999/files/vaxativij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2316/3801/files/52724032600.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4628/1122/files/xulixonaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8827/2807/files/56190017913.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6539/2804/files/75252055575.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1673/3340/files/47341230210.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6888/2072/files/4400775886.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9675/0742/files/54958781456.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/2227/5992/files/2k16_badge_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6381/1999/files/powaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3696/5026/files/18971599419.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007025.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7025 | 4924 bytes |
SHA-256: 8ff94f3b21c80d39573816c1502a66a1a3a222f46e2aa4fe1717dfd0f3ee4b47 |
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font_01_sfnt_off000080fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80FB | 15432 bytes |
SHA-256: e32eb083870fec14f7fcb60ab2f74b9dff2bd8dfdb35cb8ab62f02c48982c5ce |
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font_02_sfnt_off0000b1cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1CC | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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