MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a redirector service, which is a common tactic for distributing malicious content. The document body text and embedded URLs suggest a lure to download a PDF, likely leading to a malicious payload. The ML classifier strongly indicates maliciousness.
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=air+force+x+group+previous+year+question+paper+pdf+download
- http://files.wilmington1to1.com/uploads/1/3/1/4/131406518/jipujerek-kazurupuna-juxosofa.pdf
- http://venoje.wilmingtonseniorsoftball.net/uploads/1/3/0/8/130874254/tazopikifivufiselof.pdf
- http://files.paintcreektaxidermy.net/uploads/1/3/0/9/130969545/zorasuviv.pdf
- http://files.stockela.com/uploads/1/3/1/6/131636995/23795661d4.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/2603/7411/files/nsk_needle_roller_bearing_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0431/4526/5318/files/69016578227.pdf
- https://cdn.shopify.com/s/files/1/0429/9482/7415/files/bible_quiz_files.pdf
- https://cdn.shopify.com/s/files/1/0432/1034/2564/files/fiwegox.pdf
- https://cdn.shopify.com/s/files/1/0431/5545/6149/files/uninstall_java_9.pdf
- https://cdn.shopify.com/s/files/1/0433/3325/5323/files/lemomekudorevevikub.pdf
- https://cdn.shopify.com/s/files/1/0431/1603/6262/files/88448244412.pdf
- https://cdn.shopify.com/s/files/1/0434/6406/5190/files/55188897568.pdf
- https://cdn.shopify.com/s/files/1/0431/2619/4336/files/58756352069.pdf
- https://cdn.shopify.com/s/files/1/0433/1945/9998/files/exploring_psychology_9th_edition_david_myers.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/medade.pdf
- https://cdn.shopify.com/s/files/1/0432/4897/6027/files/admonitions_of_ipuwer.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_off00006749.binfa780b2415c9ab3ef575bc4bdbf738c43320b0bad0e68b0a5d4a1c0dfbeed4d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6749 | 5760 bytes |
font_01_sfnt_off00007b13.bin76473e7fdb217ca5bb094b9f8e189b93e08226c750395a3cbab2c4afa85a20e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B13 | 10156 bytes |
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