MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of external links, many of which are numerically or generically named and hosted on unrelated domains, indicating a link farm for SEO manipulation or to host malicious content. The ML classifier strongly flagged this PDF as malicious. The embedded URLs suggest a lure to a document or page that is likely malicious, potentially leading to further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://dusd-cte.net/uploads/1/3/0/6/130604255/130604255.html#manual+del+ingeniero+civil+cuarta+edicion PDF link annotation
- http://shannanstanciuforschoolboard.com/uploads/1/3/1/3/131381151/76674674e.pdfIn PDF document text
- http://cannabis-bee.com/uploads/1/3/0/8/130814921/xifebupuko_puwopu.pdfIn PDF document text
- http://globalfamilymedicine.net/uploads/1/3/0/5/130546432/pogizulotekuge-gojonepitob.pdfIn PDF document text
- http://dcranes.com/uploads/1/3/1/4/131483307/fc57975.pdfIn PDF document text
- http://inspirebartlesville.com/uploads/1/3/0/7/130776641/f0f0f364742967.pdfIn PDF document text
- http://inyago.org/uploads/1/3/1/3/131383770/5370471.pdfIn PDF document text
- http://raketsiens.com/uploads/1/3/0/7/130739132/joxomuvazi_xelurejafufe_podezu.pdfIn PDF document text
- http://thepalmspringsinn.com/uploads/1/3/0/3/130323290/9796301.pdfIn PDF document text
- http://nqnsdc.com/uploads/1/3/0/6/130605084/3291022.pdfIn PDF document text
- http://gotbeanpie.com/uploads/1/3/0/3/130379332/nigixipepumeto-korese-dogit-xozisifofi.pdfIn PDF document text
- http://easthamptonmusic.com/uploads/1/3/0/7/130775186/b179215c9.pdfIn PDF document text
- http://carnivalvending.net/uploads/1/3/0/6/130604529/c3b480069c74.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000642d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642D | 9084 bytes |
SHA-256: 8753c544c4a26188940203a299ed766dd496d56df1b980b4ff5a7ad42e5449dd |
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font_01_sfnt_off000084d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84D1 | 2600 bytes |
SHA-256: 78116880e9c902c31767bfa12a9ff84ada309181a52ab1aa29cdf6fbfe115b45 |
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