MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=reading+strategies+book+by+jennifer+serravallo+pdf'. The document body also contains this URL and numerous other PDF links, suggesting a link farm or redirection tactic to distribute malicious content. The ML classifier strongly supports the malicious verdict.
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.cc/pify?keyword=reading+strategies+book+by+jennifer+serravallo+pdf
- http://files.shoptherapynoho.com/uploads/1/3/0/8/130814124/7243968.pdf
- http://files.my-early-morning-thoughts.com/uploads/1/3/1/4/131407106/xezowewamut.pdf
- http://files.strengthasoneleadership.org/uploads/1/3/2/8/132814220/pebuduzawebojo.pdf
- http://files.edmondssonsofnorway.org/uploads/1/3/1/4/131453527/5350226.pdf
- https://cdn.shopify.com/s/files/1/0432/1037/5325/files/borutakagemaj.pdf
- https://cdn.shopify.com/s/files/1/0429/9282/8579/files/lajumatugujop.pdf
- https://cdn.shopify.com/s/files/1/0433/6956/2266/files/napavunanapetowumopaw.pdf
- https://cdn.shopify.com/s/files/1/0428/4419/2935/files/jadilinon.pdf
- https://cdn.shopify.com/s/files/1/0438/3503/1712/files/zewavizomezixo.pdf
- https://cdn.shopify.com/s/files/1/0430/6993/1673/files/pete_s_opengl2_driver_2._9.pdf
- https://cdn.shopify.com/s/files/1/0440/0611/3430/files/gatoziwapokejapulefupegap.pdf
- https://cdn.shopify.com/s/files/1/0430/7245/4807/files/kemivitobitedebejokopawa.pdf
- https://cdn.shopify.com/s/files/1/0433/0507/4838/files/6508820545.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000053c6.bin6dab4e86ff3fcde7dba24a8d17ae2ef46281117a29c3df61b2c0ad0b8a0c1678 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53C6 | 5656 bytes |
font_01_sfnt_off00006731.bind45178e6e8307076f6971a58d519b755588827bf2888ade8e7b34b80f4c31b5f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6731 | 9768 bytes |
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