MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) that is flagged as malicious. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The presence of many links suggests an attempt to game search engine results for visibility, a common tactic for phishing or malware distribution.
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/wb?keyword=principal%20component%20analysis%20and%20factor%20analysis%20pdf In PDF document text
- http://files.heatherlabbeart.com/uploads/1/3/2/7/132712214/lixerogiv.pdfIn PDF document text
- http://files.anjisart.com/uploads/1/3/1/4/131453871/7936305.pdfIn PDF document text
- http://mupelemer.revolutionaryscience.org/uploads/1/3/2/3/132302780/a385a3d28e6.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/1/0433/8574/9654/files/p_square_shekini.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7593/5135/files/65823393647.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2806/9017/files/cinema_4d_animation_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1257/0787/files/puxiso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/1472/2460/files/script_writing_format_in_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5317/7237/files/firoduzagebisalepig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6500/6494/files/85553674165.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7973/8278/files/tibudokojefepenevuli.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51994241049.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9812/8036/files/18595349138.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3093/6733/files/lugiwezusikuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9108/2918/files/xuboniletunujobuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5717/6986/files/1415414921.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5753/7439/files/53103211926.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000108e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108E0 | 5404 bytes |
SHA-256: 6122194027425e8aa4170774e84cb1170befef931d204d24c395449948779db8 |
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font_01_sfnt_off00011b34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B34 | 15120 bytes |
SHA-256: a09b124f0c033bcb6c4f281d7229d7be84210f5f2126b5c72d0b9bc14cfcfcd2 |
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font_02_sfnt_off00014bf0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14BF0 | 16280 bytes |
SHA-256: a7250320fc1433e685b8cdb5035509d01c6ff28c7143126c31c082aef3222939 |
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