MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, a common tactic for SEO poisoning and redirecting users to malicious sites. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is used to lure victims. The document body, though heavily obfuscated, contains references to the redirector URL and other PDF links, suggesting a coordinated effort to distribute malicious content.
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=oxford+discover+level+2+pdf In PDF document text
- http://files.foundations619.com/uploads/1/3/1/4/131407029/mazunixidonepun.pdfIn PDF document text
- http://files.lindachapmandesign.com/uploads/1/3/2/6/132683069/redizabokexelimib.pdfIn PDF document text
- http://nipavig.clarelouiseburnett.com/uploads/1/3/1/4/131437363/gibazebowujes.pdfIn PDF document text
- http://files.tuinanz.com/uploads/1/3/0/8/130874278/5642231.pdfIn PDF document text
- http://files.warkprimaryschool.co.uk/uploads/1/3/1/6/131607467/3975095.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/1/0433/8080/1701/files/jabimofiwo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2340/8036/files/fepilesosovujewepufunava.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5234/2184/files/zosirudoxigi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9753/9231/files/nuance_editor_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2587/4600/files/49499870835.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9910/9016/files/finnegan_neonatal_abstinence_scoring_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2731/5353/files/final_fantasy_7_ps1_rom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7147/1767/files/jolawajomosamilovisuxaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6150/2374/files/kenatekamiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8341/4169/files/59843888241.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3284/5207/files/nebomatumodojufotilewera.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7503/4520/files/rulirokodapesite.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9315/5237/files/30354137129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8875/6384/files/welumojunebanogope.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_off0000685c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x685C | 5228 bytes |
SHA-256: 6cb8f41868c3f5a0dba19bf720a224a44cb81dd0bb356f3f63526d9d1f53310f |
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font_01_sfnt_off00007a48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A48 | 10088 bytes |
SHA-256: df5648971670aa3d05c9361be091e4343901e42eb25568bbd0e640724089a77b |
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