MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. This URL is presented to the user in the document body, disguised as a link to 'Adventures of Tintin comics pdf'. The PDF also exhibits characteristics of a link farm, with numerous external links, many hosted on Shopify. The ML classifier strongly flagged this PDF as malicious.
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=adventures+of+tintin+comics+pdf In PDF document text
- http://files.nileswesttheatre.com/uploads/1/3/2/7/132712415/maber_balan_mumebabi_zazot.pdfIn PDF document text
- http://files.saranicole2612.com/uploads/1/3/0/8/130814057/poreb_gumerixaziresaj_wanevumitefar_lojitopatawi.pdfIn PDF document text
- http://files.ridgewaywilts.com/uploads/1/3/1/3/131379054/numutexukisosin_kelubifexeg_zomofeja_bamitarenigeni.pdfIn PDF document text
- http://files.mrsrussellsclassroom2018.com/uploads/1/3/0/7/130739456/8273433.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/1/0433/0881/0398/files/28772493420.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0144/4514/files/gefunomulufovexogugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5596/4569/files/27469245910.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9056/6556/files/feet_to_meter_conversion.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6341/8784/files/18609220972.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rinajimakonewob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6436/1113/files/sanefojosoxig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4012/6629/files/40515681722.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9199/2484/files/37868211215.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0580/4698/files/niwelufuzu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9244/2277/files/o_reilly_web_scraping_with_python.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5374/4279/files/41141552778.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_off00018186.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18186 | 5108 bytes |
SHA-256: 0f2092e3bc53ddb2ad84ba3b3d4d5b267f87fe75f4d7113e9556f7847cb9541a |
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font_01_sfnt_off000192e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x192E3 | 11028 bytes |
SHA-256: f7cdc0ccf5ef590bfce94d5e3a48c27749ff93b3f1ac42c2aa5aa83476b99b9c |
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font_02_sfnt_off0001b861.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B861 | 16100 bytes |
SHA-256: d98a9309e076b13835c6659d635ae6c9662cc733e578b44ec6f104cfef2f50ae |
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