MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm and a malicious redirector URL, disguised as a document about Boyle's law problem solving. The ML classifier strongly indicated maliciousness. The embedded URLs likely lead to further malicious content or phishing pages, and the document itself is likely a lure to initiate a phishing or malware download chain.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.club/wix?keyword=boyle%2527+s+law+problem+solving+with+answers
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/1961/4884/files/jifuzafufafudovu.pdf
- https://cdn.shopify.com/s/files/1/0430/1537/2949/files/89716872286.pdf
- https://cdn.shopify.com/s/files/1/0433/9289/3095/files/kotalozumapowejujegiv.pdf
- https://cdn.shopify.com/s/files/1/0434/8005/5974/files/79351230389.pdf
- https://cdn.shopify.com/s/files/1/0434/4945/0663/files/conundrum_problems_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0440/8963/9077/files/3896176179.pdf
- https://cdn.shopify.com/s/files/1/0449/7945/4111/files/cerere_demisie.pdf
- https://cdn.shopify.com/s/files/1/0427/5326/1724/files/caballo_de_troya_9_can.pdf
- https://static.usrfiles.com/ugd/5dc3ca_52ed8690d1d84564a1928be8a55fd072.pdf
- https://static.usrfiles.com/ugd/c0fca2_e14e7a87a62641b8a08f45940b988fef.pdf
- https://cdn.shopify.com/s/files/1/0432/0142/9662/files/zafavofukiwavejeb.pdf
- https://cdn.shopify.com/s/files/1/0460/3694/3007/files/mathematical_statistics_with_applications_7th_edition_wackerly.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005d15.bin99ddfae73cc95f511eb9ae0ed2b9ce20efdf914822f84ba74530bd7ab906a59f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D15 | 5708 bytes |
font_01_sfnt_off00007087.bin32eb65e14abfa2e59bcf02e2724db8369e3953fd81cfcd87a6676f26a10deaef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7087 | 10660 bytes |
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