MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though partially corrupted, contains the URL 'https://ttraff.com/pify?keyword=melanoma+aggressive+forms', suggesting a lure related to medical topics to entice clicks. The presence of a large number of PDF links, many pointing to Shopify domains, indicates a link farm strategy. No scripts were extracted from this sample.
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=melanoma+aggressive+forms In PDF document text
- http://zujaj.lauratofarides.co.uk/uploads/1/3/1/3/131383483/dexovenosox_domasotujuga_runegaja_gifovotajivo.pdfIn PDF document text
- http://files.cityskyflooring.com/uploads/1/3/1/4/131437484/8717682.pdfIn PDF document text
- http://files.whitneydavisliterary.com/uploads/1/3/0/8/130874257/6874100.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/1/0431/4267/6648/files/46645669760.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3803/1518/files/79794016305.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1561/7182/files/basic_english_grammar_for_child.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1312/8863/files/75631157708.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6191/1460/files/47002054999.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1488/0405/files/revojajizena.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1026/8064/files/45310140058.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5038/6086/files/rozaviru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4045/4294/files/wokijaxiwosekujo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4490/5884/files/12283162117.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6318/0438/files/prehospital_emergency_care_9th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7628/0729/files/xibuzagiteguwuno.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5540/6494/files/niwejopebitanatakenezi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2219/5608/files/xubebatitudixuvanar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6769/5523/files/zokezakefobizegenodelobar.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_off00006a43.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A43 | 5152 bytes |
SHA-256: 8b0ecd67a9a141b2f436b1f2fd2e0ddcfdfb23c0808e570000ee885ce3cc6810 |
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font_01_sfnt_off00007bc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BC5 | 10756 bytes |
SHA-256: 5532f5cc3f58b25bcc6d82ddc8b99a7d3893acbf18ef311ecc81021c776db1c4 |
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