MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure related to song chords, directing the user to a URL hosted on 'ttraff.ru'. This URL is flagged as a malicious redirector. The presence of a large number of links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to distribute the malicious content.
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=the+answer+to+everything+joe+dolan+chords In PDF document text
- http://files.sacredmusicfestival.org.uk/uploads/1/3/0/9/130969298/relizameveva.pdfIn PDF document text
- http://somet.utahyouthcourts.com/uploads/1/3/2/3/132303354/jurimagilivom.pdfIn PDF document text
- http://files.kaylacrance.com/uploads/1/3/1/1/131164382/wupaxawobepu-zinigu-xujogafobok.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/1/0428/4914/0902/files/tegakigarufajimasipol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/8548/3422/files/bidders_guide_nsw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8022/9791/files/rodisufozapowisixi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0455/4902/7493/files/tubarolujaganusin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4230/8250/files/kigubifenazigazerij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7450/1273/files/kibunomuwazarizuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8458/6903/files/ralovibejajanetusukitukek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5025/1941/files/fonctionnement_de_l_appareil_respiratoire.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3150/1720/files/exercise_routine_for_weight_loss.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4023/4902/files/82078746574.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4651/0504/files/wenivavekoboxiki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8683/2035/files/42630340089.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7618/1400/files/pavexosavaminefifiz.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_off00005545.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5545 | 5268 bytes |
SHA-256: 9d25c04f6fcbab91c0bca312bddca43a3b470453d731559e391d17d137cee7b3 |
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font_01_sfnt_off00006742.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6742 | 10088 bytes |
SHA-256: 62728c4913f1432228429100bdffa3134e6f4351dbb785b9794cbd978fa57cf4 |
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font_02_sfnt_off000089c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89C3 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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