MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that appears to be a lure for a certification guide. The ML classifier also strongly indicated maliciousness. The presence of numerous external links suggests a link farm or SEO poisoning attempt.
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=ccna+collaboration+cicd+210-060+official+cert+guide+pdf
- http://xinafoz.miniphysio.co/uploads/1/3/0/7/130739163/643956486.pdf
- http://ruzepas.aes-tx.com/uploads/1/3/2/8/132816036/f98e81f6056.pdf
- http://files.midtowntorontotherapy.com/uploads/1/3/1/1/131164488/fikegawok-bosuluwazifez.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/4923/8178/files/28223315619.pdf
- https://cdn.shopify.com/s/files/1/0428/2790/7239/files/27708613425.pdf
- https://cdn.shopify.com/s/files/1/0431/3756/4823/files/gawosa.pdf
- https://cdn.shopify.com/s/files/1/0433/9014/0581/files/atresia_pulmonar_con_septum_intacto.pdf
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/pirozipasoripaselizev.pdf
- https://cdn.shopify.com/s/files/1/0434/6678/4932/files/vegamoxolinegavaxujexoj.pdf
- https://cdn.shopify.com/s/files/1/0430/7098/0247/files/kefox.pdf
- https://cdn.shopify.com/s/files/1/0437/3010/8567/files/52140247704.pdf
- https://cdn.shopify.com/s/files/1/0428/0611/6511/files/college_algebra_beecher.pdf
- https://cdn.shopify.com/s/files/1/0431/4434/7802/files/checklist_for_moving_house.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_off00008c72.bin2aa254d10ee4a49821fa96955718d399827ed35a06076a6314dc08eaac806d61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C72 | 5700 bytes |
font_01_sfnt_off00009fe8.bin1d5e491a3785a82e1edf04a0329dc9a9ab01afbaf9c25bd0be492224b056fbaa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FE8 | 10312 bytes |
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