MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many of which point to a link farm designed to redirect users. One critical heuristic identified a link to known malicious redirector infrastructure at ttraff.com. The document body, though partially corrupted, contains text related to 'Factors and multiples worksheet', suggesting a lure to disguise the malicious intent.
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=factors+and+multiples+worksheet
- http://files.bigjoesales.com/uploads/1/3/1/0/131070152/dc05a6b.pdf
- http://files.afrofuturism-game.com/uploads/1/3/1/8/131857650/2fdd51aac662a38.pdf
- http://xugid.gsjacobsen.com/uploads/1/3/2/3/132302868/supezo-zozatam.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/2962/6017/files/75981219409.pdf
- https://cdn.shopify.com/s/files/1/0433/6913/6280/files/84640083144.pdf
- https://cdn.shopify.com/s/files/1/0434/2710/2887/files/84277830884.pdf
- https://cdn.shopify.com/s/files/1/0432/2410/5124/files/85309803154.pdf
- https://cdn.shopify.com/s/files/1/0434/7310/9152/files/benim_hocam_kpss_corafya_konu_anlatm.pdf
- https://cdn.shopify.com/s/files/1/0454/2313/2830/files/fax_cover_sheet_template_simple.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kesutuzijakakewinepubad.pdf
- https://cdn.shopify.com/s/files/1/0429/7146/3831/files/sejarah_bilal_bin_rabah.pdf
- https://cdn.shopify.com/s/files/1/0440/2616/7461/files/sepuwufowunivetolovivuto.pdf
- https://cdn.shopify.com/s/files/1/0434/0744/2072/files/57597075765.pdf
- https://cdn.shopify.com/s/files/1/0434/0505/0008/files/fikowapebi.pdf
- https://cdn.shopify.com/s/files/1/0434/6255/7856/files/54635132964.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_off000064a6.bine3bc891774b03839b3982a156bb514e01b5a4f109b7707872f937600dd39a16c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64A6 | 5424 bytes |
font_01_sfnt_off000076f7.binc697af47f477091e950f7cc2580f9ed8fff4108963967ba12b480cf128456a6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76F7 | 10132 bytes |
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