MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by an ML classifier and contains a link to a known malicious redirector, ttraff.com. It also features a large number of embedded links pointing to PDF files hosted on Shopify, suggesting a link farm or distribution mechanism. The document body contains garbled text and the embedded URLs, indicating a likely attempt to disguise malicious activity or exploit SEO techniques for distribution.
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=despise+verb+forms In PDF document text
- http://files.carterrod.com/uploads/1/3/1/1/131163836/a76fafc2fd.pdfIn PDF document text
- http://files.tenderheartsdaycare.org/uploads/1/3/1/4/131483034/kisowozawuk.pdfIn PDF document text
- http://files.kysscouncil.org/uploads/1/3/0/7/130739742/848de7b.pdfIn PDF document text
- http://refopa.bessastadir.is/uploads/1/3/1/4/131453293/sibiju.pdfIn PDF document text
- http://gejelexo.annscrystalgarden.com/uploads/1/3/0/9/130969600/9872683.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/5107/7032/files/lingering_soul_5e.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5789/5829/files/85860568247.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4343/8244/files/96178209219.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0057/6669/files/nuvoxagepoposos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5575/9011/files/catecismo_catolico_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0776/9750/files/april_2020_calendar_printable.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6725/1617/files/boriwopumekebupepagine.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4253/5574/files/leisure_time_reading_passage_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9872/5793/files/29287681801.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8220/9698/files/ap_grama_sachivalayam_results_merit_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8513/3992/files/social_media_metrics_excel_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5526/6454/files/5315240639.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://www.gnu.org/licenses/gpl.htmlIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005c94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C94 | 5004 bytes |
SHA-256: 7e2d80a90214bf256685d7d3e21c9e3c94f0404dde0f612c9d02737a28243fe6 |
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font_01_sfnt_off00006d83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D83 | 8644 bytes |
SHA-256: 5e9fc1b743697764dae1673e472f5b22b952ee9551ada681026e399e61526e27 |
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font_02_sfnt_off0000856f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x856F | 10520 bytes |
SHA-256: da90e32dfb9c74c37015fe4153b268b2b2e410d7396ab6875b4cea226f25050a |
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font_03_sfnt_off0000a9b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA9B3 | 17064 bytes |
SHA-256: 29a6bfd8b731ceb4c865632034bd5c63656695694dd166f25dba0ab9dfccb8bd |
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