MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with at least one identified as a malicious redirector. The ML classifier strongly indicates maliciousness. The document body, though heavily obfuscated, contains URLs that are likely part of a link farm designed to attract search engine traffic and potentially lead users to malicious sites.
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.com/pify?keyword=sepse+neonatal+2020+pdf
- http://zuxinak.heatherscustommeats.com/uploads/1/3/1/3/131383648/sivabafexexa_muzofapomos_najokilufexoroz.pdf
- http://files.brunswicktravelbasketball.com/uploads/1/3/2/8/132814030/fd3813.pdf
- http://files.406cavoodles.com/uploads/1/3/0/7/130775892/tefigekusugen.pdf
- http://kekaguga.ask-noodles.com/uploads/1/3/0/7/130776760/xovimogi.pdf
- http://files.bearvalleymensministry.com/uploads/1/3/1/4/131484395/305540c096.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/7003/7917/files/senow.pdf
- https://cdn.shopify.com/s/files/1/0432/9222/9797/files/zovajajivamu.pdf
- https://cdn.shopify.com/s/files/1/0431/8317/7887/files/63038508247.pdf
- https://cdn.shopify.com/s/files/1/0428/5058/2684/files/90607161731.pdf
- https://cdn.shopify.com/s/files/1/0431/3799/0818/files/88898863091.pdf
- https://cdn.shopify.com/s/files/1/0429/2945/5271/files/buwozabevuked.pdf
- https://cdn.shopify.com/s/files/1/0430/4168/5665/files/dallas_cowboys_cheerleaders_salary_2016.pdf
- https://cdn.shopify.com/s/files/1/0427/7947/6134/files/lufulejiji.pdf
- https://cdn.shopify.com/s/files/1/0432/4317/6091/files/die_dreigroschenoper.pdf
- https://cdn.shopify.com/s/files/1/0437/5199/7592/files/boretuminabizunaxuni.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_off00006188.bin6592216a76db8a93dd255602586c1ec9bf941646892334becc8f9cf3b229be62 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6188 | 5316 bytes |
font_01_sfnt_off000073b1.bina3696f9391c9e0799896af3f2d8b9df34915c6f7d888409c61c66d568e00f98d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73B1 | 10148 bytes |
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