MALICIOUS
202
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.cc) that is flagged as malicious. The document body and heuristics indicate a lure for a 'human body systems flip book pdf' which likely leads to a phishing or malware download site. While no scripts were explicitly extracted, the PDF structure and embedded links strongly suggest malicious intent, likely involving a redirect to a malicious payload or phishing page.
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=human+body+systems+flip+book+pdf In PDF document text
- http://files.turquoisetraillavenderfarm.com/uploads/1/3/1/4/131438490/9213591.pdfIn PDF document text
- http://gapimozir.rhiannasboutique.com/uploads/1/3/1/8/131856158/tutemabokono-pibob.pdfIn PDF document text
- http://luwen.tomscot.org/uploads/1/3/2/6/132681394/8107370.pdfIn PDF document text
- http://files.austinburgfirstucc.org/uploads/1/3/2/6/132681460/rosutenorin.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/1/0435/6997/1363/files/wofum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/bohemian_rhapsody_guitar_solo_tab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0118/4417/files/bigowijimawobetasuzer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0223/2983/files/93234490286.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/raxejugukudebitefirane.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8105/6935/files/52103405556.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0441/1556/files/waguve.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0994/9348/files/zowamosajozodakofomuxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3965/3030/files/minecraft_sign_generator.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1751/8751/files/45403447980.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3213/3278/files/nafabatabaxojuruk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6375/4404/files/6841633867.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/vojomawa.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_off00004e46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4E46 | 5360 bytes |
SHA-256: 08b394fc2bdb6f3f26f43c6497bdca522d965ed7ccab2002bd2c69f36b4f0ff0 |
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font_01_sfnt_off00006070.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6070 | 10284 bytes |
SHA-256: 626f46728410835f05deb4214fd524978f1eeabdc1c3daee2e938a795f9028d2 |
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