MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, specifically a redirector at 'ttraff.com'. The document body, though partially corrupted, suggests a lure related to a 'Briggs and Stratton 450 series 148cc manual'. The presence of numerous external PDF links, many pointing to Shopify, indicates a potential link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly flagged this PDF as malicious.
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=briggs+and+stratton+450+series+148cc+manual
- http://zalora.thesokofund.org/uploads/1/3/1/4/131438234/vawexadilakogozu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0981/0343/files/417579257.pdf
- https://cdn.shopify.com/s/files/1/0438/4607/4525/files/periodic_table_color_coded.pdf
- https://cdn.shopify.com/s/files/1/0437/9849/5389/files/37794425500.pdf
- https://cdn.shopify.com/s/files/1/0433/9020/6115/files/84740444952.pdf
- https://cdn.shopify.com/s/files/1/0432/8456/2086/files/2163118488.pdf
- https://cdn.shopify.com/s/files/1/0434/4024/2840/files/1563992629.pdf
- https://cdn.shopify.com/s/files/1/0463/2435/1131/files/rca_7_android_tablet_walmart.pdf
- https://cdn.shopify.com/s/files/1/0437/0379/5865/files/gegewabogakirakuvezina.pdf
- https://cdn.shopify.com/s/files/1/0434/2022/1607/files/6395633428.pdf
- https://cdn.shopify.com/s/files/1/0430/1537/2949/files/56014177123.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/20807514836.pdf
- https://cdn.shopify.com/s/files/1/0428/8220/3801/files/guwejilumoloxukipevi.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6587/files/fusafasisuxisewiwis.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_off00005f25.bin16478b18adb802cbe588753c870971edff1fbaf1b48c2a7210a90d9b1edacd4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F25 | 5908 bytes |
font_01_sfnt_off0000732f.bine9c3c9028355a085a0de78ae1cc7775e81fa3513e208469e7871c2d939c0d117 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x732F | 10216 bytes |
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