MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.com/pify?keyword=the+human+brain+pdf+download'. This suggests the document is designed to lead users to malicious websites, likely for phishing or malware distribution. The presence of a large number of external PDF links also indicates a link farm, a common tactic for SEO manipulation or distributing malicious content.
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=the+human+brain+pdf+download
- http://files.futurebanktoday.net/uploads/1/3/2/7/132740281/2664038.pdf
- http://files.love4picnic.com/uploads/1/3/1/3/131398129/xiwosiw.pdf
- http://files.christislifeministry.org/uploads/1/3/1/0/131070469/c12a123bef45.pdf
- http://files.emmacolley.co.uk/uploads/1/3/1/3/131398555/xoxamipal.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0436/4884/3929/files/76834986513.pdf
- https://cdn.shopify.com/s/files/1/0435/1760/8090/files/cranial_nerves_diagram.pdf
- https://cdn.shopify.com/s/files/1/0433/3800/6686/files/jinobiwadugiturov.pdf
- https://cdn.shopify.com/s/files/1/0429/0838/5439/files/wimiz.pdf
- https://cdn.shopify.com/s/files/1/0427/9068/2783/files/wps_to_word_converter_for_mac.pdf
- https://cdn.shopify.com/s/files/1/0428/2076/3804/files/alimentos_altos_en_calcio.pdf
- https://cdn.shopify.com/s/files/1/0433/4262/6984/files/jedujug.pdf
- https://cdn.shopify.com/s/files/1/0430/7727/1716/files/ferdinand_the_bull_book.pdf
- https://cdn.shopify.com/s/files/1/0431/2426/1026/files/8549061465.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061e1.binf12c592f443b65540fa3273a78775c843647606ea78932a228699c23edae1e32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61E1 | 5088 bytes |
font_01_sfnt_off000072ff.bin14f880660ae08a45cfa207434816e30ad423852682a44a0f37e5ba805edecd26 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72FF | 9928 bytes |
font_02_sfnt_off000094f2.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94F2 | 4324 bytes |
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