MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, identified as a link farm and redirector, pointing to `https://ttraff.ru/pify?keyword=benjamin+graham+intelligent+investor+free+pdf`. This URL is flagged as malicious and associated with SEO redirectors, suggesting a phishing or malware distribution scheme. The document body, though heavily obfuscated, contains the same URL, reinforcing its role as a lure.
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.ru/pify?keyword=benjamin+graham+intelligent+investor+free+pdf In PDF document text
- http://files.stmarklutheranroseville.org/uploads/1/3/1/6/131606668/netiluxesitez-lowulixufepunu-lopekiwit-dibupagu.pdfIn PDF document text
- http://files.fortunatierra.com/uploads/1/3/0/7/130776673/6966068.pdfIn PDF document text
- http://files.westtechmobile.ca/uploads/1/3/1/6/131637562/rapigew.pdfIn PDF document text
- http://lufow.kidacademy.org/uploads/1/3/2/8/132814930/9108716.pdfIn PDF document text
- http://dorutuves.drlindseynd.com/uploads/1/3/1/3/131398140/0589d0a4d.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/1/0435/2756/9576/files/61664143787.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6805/4940/files/42753189816.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3680/3233/files/92030461359.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7463/4403/files/29625659701.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7061/1861/files/92920182245.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7977/0019/files/goposurizuxisotolidamuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0512/4516/files/noxotegunapawubigu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9376/0931/files/hp_w2207h_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0711/3373/files/revista_eudora_ciclo_6.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7849/2072/files/mujuboremonusatoniko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1737/1797/files/nidaw.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_off00010677.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10677 | 5640 bytes |
SHA-256: 2e6f14cea7e6dab31a234c2ab9336eb986daafc05a51a97dd03b5d7cbb9f4182 |
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font_01_sfnt_off0001198e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1198E | 11168 bytes |
SHA-256: 81b452a241e31684d43619e92ab0d24ccd11aa0a1cbd058e564467c63c9bfa86 |
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font_02_sfnt_off00013fea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FEA | 16184 bytes |
SHA-256: dcc4c0abc0890442b0fa2aa32d0d4460407ba6a80c6f9f092138d4912a9fa5ed |
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