MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains multiple links to a redirector service, which is a common tactic for distributing malicious content. The presence of a 'download button' heuristic and the ML classifier's high confidence score indicate a malicious intent. The primary lure appears to be a fake free download of a handbook, directing users to the malicious URL: https://ttraff.cc/pify?keyword=oxford+handbook+of+clinical+pharmacy+pdf+free.
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=oxford+handbook+of+clinical+pharmacy+pdf+free In PDF document text
- http://files.moonlakedesigns.co.uk/uploads/1/3/1/4/131409244/0fe9ef15.pdfIn PDF document text
- http://files.katherinedolen.com/uploads/1/3/2/7/132740288/a66ee.pdfIn PDF document text
- http://files.candacegayle.com/uploads/1/3/0/7/130740573/2891096.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/1/0440/0916/0862/files/37647815786.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3898/8709/files/42205720429.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1832/8991/files/72763508806.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1510/0840/files/12768887128.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7659/1509/files/tofolag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0147/0366/files/chinua_achebe_the_african_trilogy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7578/8188/files/echo_gt-_225_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0263/4148/files/northstar_pressure_washer_parts.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8725/0087/files/cannot_resolve_symbol_onclicklistener.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1320/8226/files/tunemokimesavowobifuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4393/6673/files/word_update_all_fields.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7749/3146/files/zofefolusigiwazimigolikas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2141/0210/files/nubigapomura.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_off0000612b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x612B | 5616 bytes |
SHA-256: 8c9bdf26b264149f7d476f52fbb9f6ab39a81fc0d75ded059eb9981230da9454 |
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font_01_sfnt_off00007422.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7422 | 10244 bytes |
SHA-256: 12b90a3255336b0e28c65e39404fca586c25a259aefc08bde8e26036d8f6330c |
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font_02_sfnt_off00009764.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9764 | 16836 bytes |
SHA-256: c2afabfac982bb5a8fc9b07f5d8927a76e5841187da33abbd31a349b5bb8a61d |
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