MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.cc/pify?keyword=difference+between+intranet+and+internet+pdf, is identified as a malicious redirector. The document body itself is heavily obfuscated but contains references to the same topic as the malicious URL, suggesting a lure to trick users into clicking the link. 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.cc/pify?keyword=difference+between+intranet+and+internet+pdf In PDF document text
- http://tamawa.christianinconnect.com/uploads/1/3/0/7/130738714/fixovopobinurixu.pdfIn PDF document text
- http://gapakeben.littleatelieryc.com/uploads/1/3/1/4/131406082/bekilur.pdfIn PDF document text
- http://files.christiangreenlmt.com/uploads/1/3/1/6/131636834/golufebuvila.pdfIn PDF document text
- http://turopor.sheffieldmills.org/uploads/1/3/2/6/132680813/nuweko-jedebebutomewu-kawopovusero-jedipisoluvak.pdfIn PDF document text
- http://files.hesteryoga.co.uk/uploads/1/3/0/9/130969895/d72085c72cf.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/1/0428/9835/8432/files/63912397784.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/67142307476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6826/8456/files/24860561888.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6662/2106/files/migapawidogos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4931/2666/files/famosanirolikoles.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6212/3941/files/lubopumawavatavas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9371/2286/files/zezoroxuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7405/9424/files/busumimew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5486/6333/files/615046585.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kekesapenogetiru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3889/0394/files/caterpillar_3126_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tobilefoseparavako.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7121/8588/files/powifol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6858/8194/files/42984075986.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_off00006ac8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AC8 | 4848 bytes |
SHA-256: a6c36cb1e0a3adebaeefcd7509a23b0b1e7ebb22277885221601d6d364890e3f |
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font_01_sfnt_off00007b59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B59 | 9920 bytes |
SHA-256: 2b4882038ca8e11f8ebfbb9c39a7eda4d86a2ab931abf21cdc6d3285eaea11bb |
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font_02_sfnt_off00009d59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D59 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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