MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.ru/pify?keyword=save+file+of+burnout+paradise+pc'. This URL is presented within the document body, disguised as a link to download a game. The PDF also contains a large number of external links, many hosted on Shopify, which is flagged as a link farm. The primary malicious URL is the most critical IOC.
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=save+file+of+burnout+paradise+pc In PDF document text
- http://files.springphysio.co.uk/uploads/1/3/1/1/131164440/924671.pdfIn PDF document text
- http://xafile.doublehappinessllc.com/uploads/1/3/1/4/131437318/voreg_pelemoradesimuf_xiwuten_venagudij.pdfIn PDF document text
- http://files.thesturdybranch.com/uploads/1/3/0/8/130813979/vojunonenigupanu.pdfIn PDF document text
- http://files.sailsea.org/uploads/1/3/2/3/132302718/tudejuson.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/1/0433/0127/3758/files/envision_math_4th_grade_workbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8475/0747/files/16572530308.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8095/8617/files/99983548079.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4118/5189/files/11219711454.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2971/5354/files/america_s_test_kitchen_reviews_springform_pan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1317992411.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4809/2323/files/47800632689.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0876/1751/files/dilizusazevipuge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6962/7799/files/64513943756.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2887/2341/files/excel_calendar_template_november_2018.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/5355/8434/files/marketing_segmentation_definition.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_off000061cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61CF | 5452 bytes |
SHA-256: c22cf8d4a08f7b8bf9eb2d09cde83376b8da526a174439323a8ba0b41b31fa15 |
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font_01_sfnt_off0000745d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x745D | 10332 bytes |
SHA-256: 4a56d42dcbfcabc76628fcddc49fbe0bd8213db7be3e4b7020f28edac9ef0729 |
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font_02_sfnt_off000097ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97CE | 16332 bytes |
SHA-256: 91c92fab729f552433758475f1ecf6a366c66c74ae6b4dd9e31a9a0100f2b42c |
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