MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=doxycycline+monohydrate+package+insert+pdf'. The document body, though heavily obfuscated, contains text fragments suggesting it is a package insert for doxycycline monohydrate, likely a lure to encourage clicking the malicious link. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning attempt to distribute the 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.cc/pify?keyword=doxycycline+monohydrate+package+insert+pdf In PDF document text
- http://files.financialwriterssociety.org/uploads/1/3/1/1/131163751/wobamapixuk.pdfIn PDF document text
- http://pixufegu.gettreschic.com/uploads/1/3/1/4/131453329/09fb6dde5d.pdfIn PDF document text
- http://files.theflamestillburns.com/uploads/1/3/1/6/131606603/d0d67364e5a0ac.pdfIn PDF document text
- http://files.callaghansofbirdslanding.com/uploads/1/3/2/8/132815872/4694398.pdfIn PDF document text
- http://files.aero-aoce.org/uploads/1/3/0/8/130814900/c7ec29cd78e5a.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/1/0437/0890/7688/files/69045657462.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7624/7971/files/67522771809.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8489/0790/files/47228779702.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9534/9666/files/git_permission_denied_publickey.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8984/4631/files/how_to_make_a_gmod_playermodel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9378/6791/files/58234448346.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0962/2687/files/degradacin_de_protenas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6187/7665/files/kavepejurovubedezobejo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bewewolifokolugetu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4826/4089/files/15004274343.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9657/8975/files/coherence_bandwidth.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8974/0441/files/lozogikis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6410/6908/files/87605276291.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_off0000b275.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB275 | 5804 bytes |
SHA-256: 89f07278ef530d6a64a7f978db6b499131dde03bbc02242cd614f3d052fc2a5a |
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font_01_sfnt_off0000c61d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC61D | 14700 bytes |
SHA-256: 5bba1bb6fc6f4f54705a48e5996f62fa7af9f180e745d51eab6ff8d009367d41 |
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