MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=introduce+yourself+presentation+template'. The document body, though heavily obfuscated, also contains this URL and references a 'presentation template', suggesting a lure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to obscure the malicious redirector. No scripts were extracted, but the primary attack pattern is the redirection to malicious infrastructure.
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=introduce+yourself+presentation+template In PDF document text
- http://files.niallkinsella.com/uploads/1/3/1/4/131453713/vaboj_serewifujuzepo.pdfIn PDF document text
- http://jokevav.rockyflatshistory.org/uploads/1/3/0/8/130814297/7b6d232599884.pdfIn PDF document text
- http://bifez.appliedmicronanolab.com/uploads/1/3/1/6/131636725/5d5f49c5.pdfIn PDF document text
- http://files.womenwithapurposemin.com/uploads/1/3/1/6/131637257/pugewidelisulafeduda.pdfIn PDF document text
- http://files.fccfrankfort.org/uploads/1/3/0/8/130813866/ripalujeku.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/1/0435/0109/3030/files/zusivavusujedewesatimap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9928/3861/files/sql_server_2020_licensing_datasheet._microsoft.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7926/2623/files/zibudupibonal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8161/9861/files/church_of_christ_bible_study_lessons.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2214/0063/files/magizijarawidewave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4220/9945/files/varicose_veins_management.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4914/7803/files/bujinalelal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2616/7461/files/angular_documentation_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6504/1311/files/how_to_update_r.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/96664421599.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5109/0077/files/17275786895.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_off00008014.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8014 | 5340 bytes |
SHA-256: ff62bb8d5a74350507a4a2e8f7d1e4028a6c23679096a10ab9b088c39c55ddc1 |
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font_01_sfnt_off0000922e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x922E | 10668 bytes |
SHA-256: 31a8c80c2055d21291c8ddf31b9c417eac2561b5292130ea7a93bc5eaefbd43e |
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