MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file contains a large number of embedded links, many of which point to benign Shopify domains, but one critical link redirects to a known malicious domain. The ML classifier strongly indicated maliciousness. The primary attack vector appears to be a link farm designed to lure users to malicious infrastructure, likely for further exploitation or phishing.
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/wb?keyword=self%20analysis%20questions%20pdf In PDF document text
- http://nijutoz.muskmeloncreative.com/uploads/1/3/1/8/131871921/c6bc160a951df7.pdfIn PDF document text
- http://files.streetdreamcreations.com/uploads/1/3/0/7/130776655/lotabaxev.pdfIn PDF document text
- http://files.firstenglishchurch.com/uploads/1/3/0/7/130738568/4acff74bfcde6.pdfIn PDF document text
- http://files.talking-feet.com/uploads/1/3/1/3/131384424/6976648.pdfIn PDF document text
- http://files.airbyanthony.net/uploads/1/3/1/3/131384663/ab19413.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/1/0449/7974/9022/files/numerical_reasoning_test_practice.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6553/0785/files/baofeng_bf-_888s_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3180/4574/files/chef_cheat_sheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7173/3917/files/35112564349.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3161/7945/files/rivubemujibafufedoma.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3940/7784/files/mixefuzumasiguvawawodek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8570/8968/files/xejeri.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4311/9527/files/fishery_and_aquaculture.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1769/9477/files/kexavelumejex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8981/3909/files/gibudinaberezaxalog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8814/2743/files/jadirofom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8475/0743/files/35253821168.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_off000062e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62E1 | 5152 bytes |
SHA-256: caeee1ec3f3d687332993a03385d6d3d51d69c1950ed1bfdde9ded5017488ad4 |
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font_01_sfnt_off00007478.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7478 | 9716 bytes |
SHA-256: a33519475dac28c2c438dbf45efbebac1d11a581cdd8032b75daa8e845003580 |
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font_02_sfnt_off000095c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95C9 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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