MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous links to external PDFs, many of which point to a redirector service known for malicious activity. The primary redirector URL is https://ttraff.ru/pify?keyword=peter+f+drucker+books+pdf, which is likely used to obscure the final malicious destination. The document body itself contains obfuscated text and embedded URLs, suggesting an attempt to disguise its malicious intent as a free download 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=peter+f+drucker+books+pdf In PDF document text
- http://files.busterscinematicuniverse.com/uploads/1/3/1/1/131163643/1366920.pdfIn PDF document text
- http://files.vistafairbanks.org/uploads/1/3/0/7/130739918/sorefobisusozal_jogodikifofuzev_xugisosobuni.pdfIn PDF document text
- http://poxovuwu.laurietsutakawa.com/uploads/1/3/1/0/131069934/jetobejekadi_tababuve_dezevawor_nuguwagikugin.pdfIn PDF document text
- http://files.stpetetowtrucks.com/uploads/1/3/0/7/130776864/sodelewopumi_gisiwezaxenog.pdfIn PDF document text
- http://files.etgmin.org/uploads/1/3/0/9/130969683/3608976.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/5602/9093/files/34092940212.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2641/4749/files/dugufepogazevovosakiwode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3747/4472/files/fugiwivodarololo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3470/6069/files/american_hunter_feeder_user_s_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0922/6398/files/php_foreach_array.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0454/6166/7998/files/bosch_gsh_11e_spare_parts_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0252/5856/files/kedawa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7314/2935/files/wugerumatojoxiza.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7547/7416/files/ruginan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3983/4780/files/free_medical_books_download_in_format.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9147/7159/files/download_adobe_acrobat_reader_offline_installer_latest_version.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b071.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB071 | 4840 bytes |
SHA-256: 11a54cef2a0df7b43f20ba3598adfea106dde79515fa9b00051279c4ee46a486 |
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font_01_sfnt_off0000c0ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0EE | 16036 bytes |
SHA-256: e3f8543183922ebd6c395c5cf5878b6e38ac8379b5a2bc1595083f232396c2e4 |
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font_02_sfnt_off0000f24d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF24D | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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