MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=framed+ink+pdf+descargar'. Another critical heuristic identified a large number of external PDF links, suggesting a link farm. The ML classifier also strongly flagged this PDF as malicious. The document body contains obfuscated text and the target URL, indicating a likely attempt to lure users into downloading further 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=framed+ink+pdf+descargar In PDF document text
- http://diraxebum.awelllitblackhole.com/uploads/1/3/0/7/130739826/8186130.pdfIn PDF document text
- http://files.vuphiyen.com/uploads/1/3/0/7/130739919/4148968.pdfIn PDF document text
- http://files.greaterrefugeofdurhamnc.com/uploads/1/3/0/7/130775049/6149114.pdfIn PDF document text
- http://files.elkgroveketocorner.com/uploads/1/3/1/6/131606984/f9158d23331dfcd.pdfIn PDF document text
- http://pejirumix.elkgroveketocorner.com/uploads/1/3/1/8/131856543/sutekojefe.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/1/0428/7230/7875/files/wiwawiwavagorijijeputudap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2014/7095/files/ranged_spell_attack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2886/4409/files/62253405737.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5035/3318/files/lotorotimelen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7658/2552/files/luwopojagegiwasorifetonik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6620/4066/files/kidamimo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5143/4659/files/68529755748.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6876/5848/files/31616608456.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3497/6157/files/biological_oceanography_textbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0632/7975/files/woxiwuwadasamujep.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_off00004b1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B1D | 5464 bytes |
SHA-256: 891024eaa301f0c5c1edd09549fc7e097bb8b6cb17f2bec479bb8bf0434c7007 |
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font_01_sfnt_off00005da2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DA2 | 10224 bytes |
SHA-256: a253f9e9887cf0b15e8ba01a1653b953c046e8cabf1a090962354115b2c4777d |
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font_02_sfnt_off000080cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80CF | 17972 bytes |
SHA-256: ee270fc619898cba3f677be325aa12ed634e4e1bcb52693e833667c5df37908b |
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