MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=facebook+chat+heads'. The document body contains garbled text along with the redirector URL and several Shopify URLs, suggesting a content-scrambling or obfuscation technique. The primary intent appears to be SEO manipulation or redirecting users to malicious content through a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=facebook+chat+heads In PDF document text
- http://files.lphschoirs.org/uploads/1/3/0/9/130969728/c5a4efa43dd4.pdfIn PDF document text
- http://files.fountainoflifeministrieshavelock.org/uploads/1/3/1/8/131871816/bf10e1.pdfIn PDF document text
- http://files.hearttohand.com/uploads/1/3/1/4/131413718/fukubipejibej-ketuxavizabe-guxafamikoz.pdfIn PDF document text
- http://files.dioneoil.com/uploads/1/3/0/8/130874010/puvujosesa_tafolo.pdfIn PDF document text
- http://files.brunswicknaturesculpturewalk.com/uploads/1/3/1/4/131437044/789783.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/1/0433/2997/8526/files/femevijukorexirep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0128/2711/files/lodusabivafanexufuzumolu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6200/1821/files/gidotalumimetoxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3854/6840/files/sadusameliwiwivagavagetir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7315/8821/files/43652050998.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3791/7345/files/fabivanuludilidilanodip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0097/7816/files/56134160426.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/3785448733.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5351/3880/files/segubumizifebubijogexusa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/63529720688.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3915/2536/files/onkyo_tx-_nr545_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6598/3655/files/92351291734.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7877/0078/files/fezufezefenuritikuxobu.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_off00006998.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6998 | 5056 bytes |
SHA-256: e01c623aa832a53969f90727b78190b1d5df479c2784c1bde501d4b63601d619 |
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font_01_sfnt_off00007ac2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AC2 | 9872 bytes |
SHA-256: 432b840b9a071659259f74b6b23771ff341b6e2568b12d6fc1e57f3a63256ddc |
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